/* roulang page: index */
:root{
  --bs-primary:#0E7C66;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --bs-body-color:#1A1D21;
  --bs-body-bg:#F6F3EE;
  --bs-border-color:#E4DFD6;
  --bs-border-radius:16px;
  --bs-link-color:#0A5A4A;
  --bs-link-hover-color:#0E7C66;

  --ink:#12141A;
  --jade:#0E7C66;
  --jade-dark:#0A5A4A;
  --jade-soft:#E6F2EE;
  --amber:#E8A33D;
  --sand:#F6F3EE;
  --white:#FFFFFF;
  --t1:#1A1D21;
  --t2:#5B6169;
  --t3:#8A9099;
  --line:#E4DFD6;
  --warn:#C4553B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(18,20,26,.04), 0 12px 32px -14px rgba(18,20,26,.12);
  --sh-2:0 2px 6px rgba(18,20,26,.06), 0 22px 48px -18px rgba(18,20,26,.2);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec-pad:clamp(64px,9vw,128px);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--t1);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--jade-dark);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--jade);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--t1);letter-spacing:-.02em;line-height:1.24;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px;}
::selection{background:var(--jade-soft);color:var(--jade-dark);}

.container-x{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:clamp(20px,4vw,40px);
  padding-right:clamp(20px,4vw,40px);
}
@media(min-width:1400px){.container-x{max-width:1360px;}}

/* ============ 顶部活动条 ============ */
.promo-bar{
  background:var(--ink);
  color:#F2EFE9;
  min-height:40px;
  display:flex;
  align-items:center;
  font-size:14px;
  position:relative;
  z-index:1002;
}
.promo-inner{
  display:flex;
  align-items:center;
  gap:16px;
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 clamp(20px,4vw,40px);
}
.promo-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(14,124,102,.28);
  border:1px solid rgba(14,124,102,.6);
  color:#8FE3CD;
  padding:2px 10px;border-radius:var(--r-badge);
  font-size:12px;letter-spacing:.06em;white-space:nowrap;
}
.promo-dot{width:6px;height:6px;border-radius:50%;background:#3FD3A8;display:inline-block;animation:pulse 1.8s infinite var(--ease);}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}
.promo-text{flex:1 1 auto;color:#D8D4CC;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.promo-right{display:flex;align-items:center;gap:18px;white-space:nowrap;}
.promo-count{font-variant-numeric:tabular-nums;color:var(--amber);font-weight:700;letter-spacing:.04em;}
.promo-link{color:#F2EFE9;font-size:13px;border-bottom:1px solid rgba(242,239,233,.35);padding-bottom:1px;}
.promo-link:hover{color:var(--amber);border-color:var(--amber);}
@media(max-width:768px){
  .promo-text,.promo-link{display:none;}
  .promo-right{margin-left:auto;}
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1001;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(246,243,238,.96);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 1px 2px rgba(18,20,26,.05);
}
.nav-inner{
  display:flex;align-items:center;gap:28px;
  min-height:72px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:900;letter-spacing:-.02em;color:var(--t1);
  white-space:nowrap;
}
.brand:hover{color:var(--t1);}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(140deg,var(--jade) 0%,var(--jade-dark) 100%);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:13px;font-weight:900;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);
}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1 1 auto;}
.nav-menu a{
  position:relative;
  display:inline-flex;align-items:center;
  padding:8px 12px;min-height:44px;
  font-size:15px;color:var(--t1);font-weight:500;
  border-radius:8px;
}
.nav-menu a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--jade);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
  border-radius:2px;
}
.nav-menu a:hover::after,.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-menu a:hover{color:var(--jade-dark);}
.nav-menu a.is-active{color:var(--jade-dark);font-weight:700;}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-login{font-size:14px;color:var(--t2);padding:8px 4px;}
.nav-login:hover{color:var(--jade-dark);}
.btn-jade{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--jade);color:#fff;
  border:1px solid var(--jade);
  border-radius:var(--r-pill);
  padding:11px 24px;min-height:44px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:background .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
  cursor:pointer;
}
.btn-jade:hover{background:var(--jade-dark);border-color:var(--jade-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-jade:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--t1);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:11px 24px;min-height:44px;
  font-size:15px;font-weight:600;
  transition:background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
}
.btn-ghost:hover{background:var(--jade-soft);border-color:rgba(14,124,102,.4);color:var(--jade-dark);transform:translateY(-1px);}
.btn-ink{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--sand);color:var(--ink);
  border:1px solid var(--sand);
  border-radius:var(--r-pill);
  padding:13px 28px;min-height:48px;
  font-size:16px;font-weight:700;
  transition:background .24s var(--ease),transform .24s var(--ease);
}
.btn-ink:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--jade-dark);
}
.link-arrow .arw{transition:transform .24s var(--ease);}
.link-arrow:hover .arw{transform:translateX(4px);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:transparent;border-radius:10px;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--t1);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.drawer{
  position:fixed;inset:0;z-index:1200;
  background:var(--ink);
  color:#F2EFE9;
  padding:28px clamp(20px,6vw,44px) 40px;
  display:flex;flex-direction:column;
  transform:translateX(100%);
  transition:transform .32s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px;}
.drawer-brand{color:#fff;font-size:19px;font-weight:900;display:inline-flex;align-items:center;gap:10px;}
.drawer-close{background:transparent;border:1px solid rgba(242,239,233,.3);color:#F2EFE9;width:44px;height:44px;border-radius:10px;font-size:20px;line-height:1;cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{
  color:#F2EFE9;font-size:22px;font-weight:700;padding:16px 0;
  border-bottom:1px solid rgba(242,239,233,.12);
}
.drawer-nav a.is-active{color:#5FD9BC;}
.drawer-cta{margin-top:32px;display:flex;flex-direction:column;gap:12px;}

@media(max-width:991px){
  .nav-menu,.nav-actions .nav-login{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{min-height:64px;gap:12px;}
  .nav-actions{margin-left:auto;}
}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:clamp(32px,5vw,64px) 0 clamp(48px,7vw,96px);
  background:
    radial-gradient(900px 420px at 88% -10%, rgba(14,124,102,.14), transparent 62%),
    linear-gradient(180deg,#F1EDE6 0%,var(--sand) 100%);
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;color:var(--jade-dark);
  background:var(--jade-soft);
  border-radius:var(--r-badge);
  padding:6px 12px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(32px,4.4vw,52px);
  line-height:1.16;
  font-weight:900;
  letter-spacing:-.03em;
  margin-bottom:20px;
}
.hero h1 .accent{color:var(--jade);}
.hero-sub{
  font-size:clamp(16px,1.4vw,18px);
  color:var(--t2);
  max-width:600px;
  margin-bottom:32px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.trust-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:20px 0;
}
.trust-strip .cell{
  padding:0 18px;
  border-left:1px solid var(--line);
}
.trust-strip .cell:first-child{border-left:0;padding-left:0;}
.trust-num{
  font-size:clamp(22px,2.4vw,30px);font-weight:900;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.trust-num small{font-size:14px;font-weight:700;margin-left:2px;color:var(--jade-dark);}
.trust-cap{font-size:13px;color:var(--t3);margin-top:4px;}

.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-img);
  box-shadow:var(--sh-2);
}
.float-card{
  position:absolute;right:-8px;bottom:-24px;
  background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--sh-1);
  padding:14px 18px;min-width:210px;
}
.float-card .tag{
  display:inline-block;font-size:12px;letter-spacing:.06em;
  background:var(--jade-soft);color:var(--jade-dark);
  border-radius:var(--r-badge);padding:3px 8px;margin-bottom:8px;
}
.float-card .line{font-size:14px;color:var(--t2);display:flex;align-items:center;gap:8px;}
.float-card .live-dot{width:7px;height:7px;border-radius:50%;background:var(--amber);display:inline-block;}
@media(max-width:991px){
  .hero-grid{grid-template-columns:1fr;}
  .float-card{position:static;margin-top:16px;box-shadow:var(--sh-1);}
  .trust-strip{grid-template-columns:repeat(2,1fr);gap:18px 0;}
  .trust-strip .cell:nth-child(3){border-left:0;padding-left:0;}
}
@media(max-width:520px){
  .trust-strip{grid-template-columns:1fr;gap:16px;}
  .trust-strip .cell{border-left:0;padding-left:0;}
}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-pad) 0;}
.section-head{margin-bottom:clamp(32px,4vw,48px);}
.section-head .kicker{
  font-size:12px;letter-spacing:.08em;color:var(--jade-dark);
  font-weight:700;display:block;margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(26px,3vw,40px);
  line-height:1.2;letter-spacing:-.03em;
}
.section-head .lead{color:var(--t2);margin-top:14px;max-width:680px;font-size:16px;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* 信任条 logo 墙 */
.logo-wall{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:26px 0;
}
.logo-track{
  display:flex;align-items:center;gap:clamp(24px,4vw,56px);
  overflow-x:auto;scrollbar-width:none;
}
.logo-track::-webkit-scrollbar{display:none;}
.logo-item{
  flex:0 0 auto;
  font-size:15px;font-weight:700;color:var(--t3);
  letter-spacing:.02em;white-space:nowrap;
  filter:grayscale(1);opacity:.75;
  transition:filter .24s var(--ease),opacity .24s var(--ease),color .24s var(--ease);
}
.logo-item:hover{filter:grayscale(0);opacity:1;color:var(--jade-dark);}

/* 卖点 2+1 错位 */
.sell-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;margin-bottom:24px;}
@media(min-width:1200px){.sell-grid{gap:32px;}}
.sell-wide{grid-column:1 / -1;}
.card-x{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:clamp(24px,3vw,32px);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,124,102,.4);}
.card-num{
  font-size:13px;font-weight:900;letter-spacing:.08em;color:var(--amber);
  display:block;margin-bottom:16px;font-variant-numeric:tabular-nums;
}
.card-x h3{font-size:clamp(20px,2vw,24px);margin-bottom:12px;}
.card-x p{color:var(--t2);font-size:15.5px;margin-bottom:20px;}
.sell-wide-inner{display:grid;grid-template-columns:6fr 6fr;gap:clamp(20px,3vw,40px);align-items:center;}
.sell-wide-inner img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);}
@media(max-width:991px){
  .sell-grid{grid-template-columns:1fr;}
  .sell-wide-inner{grid-template-columns:1fr;}
}

/* 场景演示 */
.scene-wrap{
  display:grid;grid-template-columns:5fr 7fr;gap:clamp(28px,4vw,56px);align-items:center;
}
.scene-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.scene-tab{
  background:transparent;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:9px 20px;min-height:42px;
  font-size:14.5px;font-weight:600;color:var(--t2);cursor:pointer;
  transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.scene-tab:hover{border-color:rgba(14,124,102,.4);color:var(--jade-dark);}
.scene-tab.is-active{background:var(--ink);border-color:var(--ink);color:#fff;}
.scene-step{
  display:flex;gap:18px;padding:20px 0;border-top:1px solid var(--line);
}
.scene-step:last-child{border-bottom:1px solid var(--line);}
.step-no{
  flex:0 0 auto;width:34px;height:34px;border-radius:50%;
  background:var(--jade-soft);color:var(--jade-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;
}
.scene-step h3{font-size:17px;margin-bottom:6px;}
.scene-step p{font-size:14.5px;color:var(--t2);}
.scene-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);
  box-shadow:var(--sh-1);
  transition:opacity .2s var(--ease);
}
.scene-figure img.is-fading{opacity:0;}
.scene-conclusion{
  margin-top:24px;font-size:15px;color:var(--jade-dark);font-weight:600;
  display:flex;align-items:center;gap:10px;
}
.scene-conclusion::before{content:"";width:26px;height:2px;background:var(--jade);display:block;border-radius:2px;}
@media(max-width:991px){.scene-wrap{grid-template-columns:1fr;}}

/* 数据反白区 */
.dark-band{
  background:var(--ink);color:#EFEBE4;
  padding:clamp(56px,7vw,104px) 0;
}
.dark-band .kicker{color:#5FD9BC;}
.dark-band h2{color:#fff;}
.dark-band .lead{color:#A9A49C;}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;margin-top:48px;
}
.stat-item{
  padding:8px 24px;border-left:1px solid rgba(239,235,228,.16);
}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{
  font-size:clamp(30px,3.6vw,46px);font-weight:900;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-.03em;
}
.stat-num span{color:var(--amber);font-size:.5em;font-weight:800;margin-left:4px;}
.stat-cap{font-size:14px;color:#A9A49C;margin-top:8px;}
@media(max-width:991px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:32px 0;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
}
@media(max-width:520px){
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding-left:0;}
}

/* 资讯列表 */
.news-section{background:var(--white);}
.news-list{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr;
  gap:24px;
  min-height:160px;
}
@media(min-width:1200px){.news-list{gap:32px;}}
.news-card{
  display:flex;flex-direction:column;
  background:var(--sand);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
  color:var(--t1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease),background .28s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,124,102,.4);background:#fff;color:var(--t1);}
.news-card .n-tag{
  align-self:flex-start;
  font-size:12px;letter-spacing:.06em;font-weight:700;
  background:var(--jade-soft);color:var(--jade-dark);
  border-radius:var(--r-badge);padding:4px 10px;margin-bottom:16px;
}
.news-card .n-title{
  font-size:18px;font-weight:800;line-height:1.45;margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .n-excerpt{
  font-size:14.5px;color:var(--t2);line-height:1.7;margin-bottom:20px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .n-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--t3);font-variant-numeric:tabular-nums;
}
.news-card .n-foot .arw{color:var(--jade-dark);font-weight:700;transition:transform .24s var(--ease);}
.news-card:hover .n-foot .arw{transform:translateX(4px);}
.news-list > .news-card:first-child{grid-row:span 2;}
.news-list > .news-card:first-child .n-title{font-size:22px;-webkit-line-clamp:3;}
.news-list > .news-card:first-child .n-excerpt{-webkit-line-clamp:3;}
@media(max-width:991px){
  .news-list{grid-template-columns:1fr 1fr;}
  .news-list > .news-card:first-child{grid-column:1 / -1;grid-row:auto;}
}
@media(max-width:640px){
  .news-list{grid-template-columns:1fr;}
}
.news-empty{
  grid-column:1 / -1;
  min-height:160px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  color:var(--t3);font-size:15px;
  background:var(--sand);border:1px dashed var(--line);border-radius:var(--r-card);
}
.news-empty .ico{
  width:38px;height:38px;border-radius:50%;
  background:var(--jade-soft);color:var(--jade-dark);
  display:flex;align-items:center;justify-content:center;font-weight:800;
}

/* 社会认同 */
.voice-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:24px;}
.voice{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:clamp(24px,3vw,34px);box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
}
.voice .quote-mark{
  font-size:44px;line-height:1;color:var(--jade-soft);font-weight:900;margin-bottom:8px;
}
.voice p{font-size:16px;color:var(--t1);line-height:1.8;margin-bottom:22px;}
.voice .who{margin-top:auto;font-size:14px;color:var(--t3);}
.voice .who strong{display:block;color:var(--t1);font-size:15px;font-weight:700;margin-bottom:2px;}
.voice:first-child{background:var(--jade-soft);border-color:rgba(14,124,102,.24);}
.voice:first-child .quote-mark{color:rgba(14,124,102,.4);}
@media(max-width:991px){.voice-grid{grid-template-columns:1fr;}}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:clamp(28px,4vw,56px);align-items:start;}
.faq-side{position:sticky;top:104px;}
.faq-side .kicker{font-size:12px;letter-spacing:.08em;color:var(--jade-dark);font-weight:700;display:block;margin-bottom:12px;}
.faq-side h2{font-size:clamp(26px,3vw,36px);margin-bottom:16px;}
.faq-side p{color:var(--t2);font-size:15px;margin-bottom:24px;}
.accordion-x .accordion-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:14px;
  overflow:hidden;
}
.accordion-x .accordion-button{
  background:var(--white);
  color:var(--t1);
  font-size:18px;font-weight:700;line-height:1.5;
  padding:22px 26px;
  box-shadow:none;
  border:0;
  border-radius:var(--r-card);
}
.accordion-x .accordion-button:not(.collapsed){
  background:var(--white);
  color:var(--jade-dark);
  box-shadow:none;
  border-left:3px solid var(--jade);
}
.accordion-x .accordion-button::after{
  background-image:none;
  content:"";
  width:10px;height:10px;
  border-right:2px solid var(--t3);
  border-bottom:2px solid var(--t3);
  transform:rotate(45deg);
  margin-left:auto;
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.accordion-x .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  border-color:var(--jade);
}
.accordion-x .accordion-button:focus{box-shadow:0 0 0 2px var(--jade);outline-offset:2px;}
.accordion-x .accordion-body{
  padding:0 26px 24px 29px;
  font-size:15px;line-height:1.85;color:var(--t2);
}
@media(max-width:991px){
  .faq-wrap{grid-template-columns:1fr;}
  .faq-side{position:static;}
}

/* 底部 CTA */
.cta-band{
  background:linear-gradient(135deg,var(--jade) 0%,var(--jade-dark) 100%);
  color:#EAF7F3;
  padding:clamp(56px,7vw,104px) 0;
}
.cta-band h2{color:#fff;font-size:clamp(26px,3.2vw,42px);margin-bottom:16px;letter-spacing:-.03em;}
.cta-band p{color:rgba(255,255,255,.85);max-width:620px;font-size:16px;margin-bottom:32px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;}
.cta-tel{
  color:#fff;font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;
  border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:2px;
}
.cta-tel:hover{color:#fff;border-color:#fff;}
.cta-inner{display:grid;grid-template-columns:8fr 4fr;gap:40px;align-items:center;}
.cta-inner img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);}
@media(max-width:991px){.cta-inner{grid-template-columns:1fr;} .cta-inner img{display:none;}}

/* 页脚 */
.site-footer{background:var(--ink);color:#B9B4AC;padding:clamp(56px,7vw,88px) 0 0;font-size:14.5px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.foot-brand .brand{color:#fff;margin-bottom:16px;}
.foot-brand p{color:#948F87;max-width:300px;font-size:14px;line-height:1.8;}
.foot-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.foot-list li{margin-bottom:10px;}
.foot-list a{color:#B9B4AC;}
.foot-list a:hover{color:#5FD9BC;}
.foot-contact li{margin-bottom:12px;color:#948F87;}
.foot-contact strong{color:#fff;font-weight:600;font-variant-numeric:tabular-nums;}
.foot-bottom{
  border-top:1px solid rgba(239,235,228,.14);
  padding:22px 0 30px;
  display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8A8580;
}
.foot-bottom a{color:#8A8580;}
.foot-bottom a:hover{color:#5FD9BC;}
@media(max-width:991px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr;}
}

/* 移动固定转化条 */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:1100;
  display:none;
  background:#fff;
  border-top:1px solid var(--line);
  padding:8px 10px calc(8px + env(safe-area-inset-bottom));
  box-shadow:0 -6px 20px -12px rgba(18,20,26,.3);
}
.mobile-cta .cells{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:8px;}
.mobile-cta a{
  display:flex;align-items:center;justify-content:center;
  min-height:46px;border-radius:12px;font-size:14.5px;font-weight:700;
  background:var(--sand);color:var(--ink);border:1px solid var(--line);
}
.mobile-cta a.primary{background:var(--jade);border-color:var(--jade);color:#fff;}
@media(max-width:991px){
  .mobile-cta{display:block;}
  body{padding-bottom:78px;}
}
.fab-group{
  position:fixed;right:28px;bottom:28px;z-index:1090;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.fab-group.is-show{opacity:1;pointer-events:auto;transform:translateY(0);}
.fab-group a{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:12px 22px;font-size:14.5px;font-weight:700;color:var(--t1);
  box-shadow:var(--sh-1);
}
.fab-group a:hover{border-color:rgba(14,124,102,.5);color:var(--jade-dark);}
.fab-group a.primary{background:var(--jade);border-color:var(--jade);color:#fff;}
.fab-group a.primary:hover{background:var(--jade-dark);color:#fff;}
@media(max-width:991px){.fab-group{display:none;}}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --ink:#12141A;
  --ink-2:#1A1D21;
  --jade:#0E7C66;
  --jade-deep:#0A5A4A;
  --jade-soft:#E6F2EE;
  --amber:#E8A33D;
  --sand:#F6F3EE;
  --white:#FFFFFF;
  --text:#1A1D21;
  --text-2:#5B6169;
  --text-3:#8A9099;
  --line:#E4DFD6;
  --warn:#C4553B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(18,20,26,.04), 0 12px 32px -14px rgba(18,20,26,.12);
  --sh-2:0 2px 4px rgba(18,20,26,.06), 0 20px 44px -18px rgba(18,20,26,.20);
  --gap-sec:clamp(64px,9vw,128px);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  --bs-primary:#0E7C66;
  --bs-body-font-family:var(--font-cn);
  --bs-body-color:#1A1D21;
  --bs-border-color:#E4DFD6;
  --bs-border-radius:12px;
  --bs-link-color:#0E7C66;
  --bs-link-hover-color:#0A5A4A;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font-cn);font-size:16px;line-height:1.75;
  color:var(--text);background:var(--sand);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--jade);text-decoration:none;transition:color .24s ease;}
a:hover{color:var(--jade-deep);}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px;}
.container-x{
  width:100%;max-width:1280px;margin:0 auto;
  padding-left:clamp(20px,4vw,40px);padding-right:clamp(20px,4vw,40px);
}
@media (min-width:1400px){.container-x{max-width:1360px;}}

/* ---------- 顶部活动条 ---------- */
.promo-bar{
  background:var(--ink);color:#fff;font-size:14px;
  min-height:40px;display:flex;align-items:center;
}
.promo-inner{display:flex;align-items:center;gap:18px;width:100%;}
.promo-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  padding:4px 12px;border-radius:999px;font-size:12px;letter-spacing:.06em;white-space:nowrap;
}
.promo-badge i{width:7px;height:7px;border-radius:50%;background:var(--amber);display:inline-block;}
.promo-text{flex:1;color:rgba(255,255,255,.86);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.promo-clock{color:var(--amber);font-weight:700;letter-spacing:.04em;}
.promo-link{color:#fff;border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:1px;font-size:14px;}
.promo-link:hover{color:var(--amber);border-color:var(--amber);}
@media (max-width:767px){
  .promo-text,.promo-link{display:none;}
  .promo-inner{justify-content:space-between;}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(246,243,238,.86);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{
  background:var(--sand);
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px -14px rgba(18,20,26,.4);
}
.nav-inner{display:flex;align-items:center;gap:28px;min-height:72px;}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:900;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--jade);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:800;flex:none;
}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:auto;}
.nav-menu a{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;font-weight:500;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--jade);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.nav-menu a:hover{color:var(--ink);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--ink);font-weight:700;}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-login{font-size:15px;color:var(--text-2);}
.nav-login:hover{color:var(--jade);}
.btn-jade{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  background:var(--jade);color:#fff;font-size:15px;font-weight:700;
  border:1px solid var(--jade);transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-jade:hover{background:var(--jade-deep);border-color:var(--jade-deep);color:#fff;transform:translateY(-1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  background:transparent;border:1px solid var(--line);color:var(--ink);font-weight:600;font-size:15px;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:var(--jade-soft);border-color:var(--jade);color:var(--jade-deep);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:transparent;padding:0;place-items:center;gap:4px;flex-direction:column;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}
@media (max-width:1199px){
  .nav-menu{gap:18px;}
  .nav-menu a{font-size:14px;}
  .nav-login{display:none;}
}
@media (max-width:991px){
  .nav-menu{
    position:fixed;inset:0;background:var(--ink);flex-direction:column;align-items:flex-start;
    justify-content:flex-start;gap:6px;padding:96px clamp(24px,6vw,40px) 40px;
    transform:translateX(100%);transition:transform .28s ease;z-index:1050;margin-left:0;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-menu a{color:#fff;font-size:24px;font-weight:800;padding:12px 0;width:100%;border-bottom:1px solid rgba(255,255,255,.10);}
  .nav-menu a:hover{color:var(--amber);}
  .nav-menu a.is-active{color:var(--amber);}
  .nav-menu a::after{display:none;}
  .nav-toggle{display:flex;align-items:center;justify-content:center;z-index:1060;}
  .nav-actions{margin-left:auto;}
  .nav-actions .btn-jade{min-height:40px;padding:0 16px;font-size:14px;}
}
@media (max-width:575px){
  .brand{font-size:17px;}
  .brand-mark{width:30px;height:30px;font-size:15px;}
  .nav-actions .btn-jade{display:none;}
}

/* ---------- 页头窄幅 ---------- */
.page-band{
  position:relative;min-height:280px;display:flex;align-items:flex-end;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.page-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,20,26,.35) 0%,rgba(18,20,26,.72) 100%);
}
.page-band .band-inner{position:relative;z-index:2;padding:48px 0 40px;width:100%;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--white);border-bottom:1px solid var(--line);}
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-3);padding:14px 0;flex-wrap:nowrap;overflow:hidden;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--jade);}
.crumb .sep{color:#CDC6BA;}
.crumb .now{color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:46ch;}

/* ---------- 文章头 ---------- */
.article-head{padding:clamp(40px,6vw,72px) 0 clamp(24px,3vw,36px);}
.article-head .head-inner{max-width:860px;margin:0 auto;text-align:left;}
.tag-chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--jade-soft);color:var(--jade-deep);
  font-size:12px;letter-spacing:.06em;padding:5px 12px;border-radius:var(--r-badge);
  font-weight:700;
}
.article-title{
  font-size:clamp(28px,3.6vw,44px);line-height:1.34;margin-top:20px;letter-spacing:-.02em;
  word-break:break-word;
}
.article-meta{
  margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:14px;color:var(--text-3);
}
.article-meta .divider{width:1px;height:14px;background:var(--line);}
.article-meta i{color:var(--jade);margin-right:6px;}

/* ---------- 版式 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,820px) 320px;
  gap:40px;align-items:start;justify-content:center;
  padding-bottom:var(--gap-sec);
}
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .article-side{order:-1;margin-bottom:24px;}
}
.reader-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:clamp(20px,4vw,56px);
}
.article-body{font-size:17px;line-height:1.9;color:var(--text);word-break:break-word;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  position:relative;font-size:clamp(22px,2.4vw,28px);line-height:1.4;
  margin:44px 0 18px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:3px;border-radius:3px;background:var(--jade);
}
.article-body h3{font-size:20px;line-height:1.45;margin:32px 0 14px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;}
.article-body ul li,.article-body ol li{margin-bottom:10px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--sand);
  border-left:3px solid var(--jade);border-radius:8px;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:24px auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body table th,.article-body table td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body table th{background:var(--sand);font-weight:700;}
.article-body table tbody tr:nth-child(even) td{background:#FBF9F6;}
.article-body pre{
  background:var(--sand);border:1px solid var(--line);border-radius:10px;
  padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;margin:24px 0;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;}
.article-body a{color:var(--jade);border-bottom:1px solid rgba(14,124,102,.3);}
.article-body a:hover{border-color:var(--jade-deep);}
.empty-state{padding:56px 0;text-align:center;}
.empty-state i{font-size:34px;color:var(--text-3);}
.empty-state h3{margin:18px 0 10px;font-size:20px;}
.empty-state p{color:var(--text-2);margin-bottom:22px;}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px;
}
.side-title{
  font-size:12px;letter-spacing:.08em;color:var(--text-3);font-weight:700;
  display:flex;align-items:center;gap:8px;margin-bottom:16px;text-transform:uppercase;
}
.side-title::before{content:"";width:14px;height:2px;background:var(--jade);border-radius:2px;}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:46vh;overflow:auto;}
.toc-list a{
  display:block;font-size:14px;color:var(--text-2);padding:7px 10px;border-radius:8px;
  border-left:2px solid transparent;line-height:1.5;
}
.toc-list a:hover{background:var(--sand);color:var(--ink);}
.toc-list a.is-current{color:var(--jade-deep);border-left-color:var(--jade);background:var(--jade-soft);font-weight:600;}
.chan-list li+li{margin-top:4px;}
.chan-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--text-2);padding:10px 12px;border-radius:10px;transition:background .2s ease,color .2s ease;
}
.chan-list a i{font-size:12px;opacity:.5;transition:transform .2s ease;}
.chan-list a:hover{background:var(--sand);color:var(--jade-deep);}
.chan-list a:hover i{transform:translateX(4px);opacity:1;}
.side-cta{
  background:var(--ink);border-radius:var(--r-card);padding:24px;color:#fff;
}
.side-cta h4{color:#fff;font-size:18px;margin-bottom:8px;}
.side-cta p{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:18px;}
.side-cta .btn-jade{width:100%;background:var(--jade);}
.side-cta .btn-jade:hover{background:var(--jade-deep);}

/* ---------- 文末 ---------- */
.article-foot{margin-top:44px;padding-top:28px;border-top:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.tag-row .label{font-size:13px;color:var(--text-3);margin-right:4px;}
.tag-pill{
  display:inline-flex;align-items:center;
  background:var(--jade-soft);color:var(--jade-deep);border-radius:999px;
  padding:6px 14px;font-size:13px;font-weight:600;
}
.back-row{margin-top:26px;display:flex;flex-wrap:wrap;gap:18px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--jade);}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(4px);}

.related-wrap{padding-bottom:var(--gap-sec);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.sec-head h2{font-size:clamp(24px,2.6vw,32px);}
.sec-head p{font-size:15px;color:var(--text-2);margin-top:8px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
@media (max-width:991px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.card-grid{grid-template-columns:1fr;}}
.rel-card{
  display:flex;flex-direction:column;gap:12px;background:var(--white);
  border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  padding:24px;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(14,124,102,.4);box-shadow:var(--sh-2);}
.rel-card h3{font-size:18px;line-height:1.45;color:var(--text);}
.rel-card p{font-size:14px;color:var(--text-2);line-height:1.75;}
.rel-card .meta-line{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-top:auto;}
.rel-card .meta-line .divider{width:1px;height:12px;background:var(--line);}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--ink);color:#fff;padding:clamp(56px,7vw,96px) 0;}
.cta-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;font-size:clamp(26px,3vw,40px);line-height:1.25;}
.cta-band p{color:rgba(255,255,255,.72);margin-top:16px;font-size:16px;max-width:46ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:flex-end;}
.btn-sand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:999px;background:var(--sand);color:var(--ink);
  font-weight:800;font-size:15px;border:1px solid var(--sand);transition:transform .2s ease,background .2s ease;
}
.btn-sand:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:999px;background:transparent;
  border:1px solid rgba(255,255,255,.34);color:#fff;font-weight:700;font-size:15px;
  transition:background .2s ease,border-color .2s ease;
}
.btn-line:hover{background:rgba(255,255,255,.10);border-color:#fff;color:#fff;}
@media (max-width:991px){
  .cta-grid{grid-template-columns:1fr;}
  .cta-actions{justify-content:flex-start;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.74);padding:clamp(48px,6vw,80px) 0 0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;}
@media (max-width:991px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:575px){.foot-grid{grid-template-columns:1fr;}}
.site-footer .brand{color:#fff;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-mark{background:var(--jade);}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:36ch;}
.foot-title{color:#fff;font-size:15px;font-weight:800;margin-bottom:18px;letter-spacing:.02em;}
.foot-list li{margin-bottom:10px;font-size:14px;}
.foot-list a{color:rgba(255,255,255,.72);}
.foot-list a:hover{color:var(--amber);}
.foot-contact li{color:rgba(255,255,255,.72);line-height:1.8;}
.foot-contact strong{color:#fff;}
.foot-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- 悬浮转化 ---------- */
.float-dock{
  position:fixed;right:24px;bottom:24px;z-index:1030;
  display:flex;gap:10px;opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s;
}
.float-dock.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.float-dock a{
  display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 20px;border-radius:999px;
  font-size:14px;font-weight:700;background:var(--white);color:var(--ink);
  border:1px solid var(--line);box-shadow:var(--sh-2);
}
.float-dock a:hover{color:var(--jade-deep);}
.float-dock a.primary{background:var(--jade);color:#fff;border-color:var(--jade);}
.float-dock a.primary:hover{background:var(--jade-deep);color:#fff;}
.mobile-dock{display:none;}
@media (max-width:767px){
  .float-dock{display:none;}
  .mobile-dock{
    display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
    position:fixed;left:0;right:0;bottom:0;z-index:1040;background:var(--line);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .mobile-dock a{
    display:flex;align-items:center;justify-content:center;gap:6px;
    min-height:54px;background:var(--white);color:var(--text);font-size:14px;font-weight:700;
  }
  .mobile-dock a.primary{background:var(--jade);color:#fff;}
  body{padding-bottom:56px;}
}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s cubic-bezier(.22,.61,.36,1),transform .48s cubic-bezier(.22,.61,.36,1);}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1 !important;transform:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
  *{animation:none !important;transition:none !important;}
}

/* roulang page: category1 */
:root{
  --bs-primary:#0E7C66;
  --bs-primary-rgb:14,124,102;
  --bs-link-color:#0E7C66;
  --bs-link-hover-color:#0A5A4A;
  --bs-body-color:#1A1D21;
  --bs-body-bg:#F6F3EE;
  --bs-border-color:#E4DFD6;
  --bs-border-radius:16px;
  --bs-border-radius-sm:10px;
  --bs-border-radius-lg:20px;
  --bs-border-radius-pill:999px;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --bs-font-sans-serif:var(--bs-body-font-family);

  --ink:#12141A;
  --jade:#0E7C66;
  --jade-dark:#0A5A4A;
  --jade-soft:#E6F2EE;
  --jade-light:#6FD3BC;
  --amber:#E8A33D;
  --sand:#F6F3EE;
  --white:#FFFFFF;
  --txt:#1A1D21;
  --txt-2:#5B6169;
  --txt-3:#8A9099;
  --line:#E4DFD6;
  --warn:#C4553B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(18,20,26,.04),0 12px 32px -14px rgba(18,20,26,.12);
  --sh-2:0 2px 4px rgba(18,20,26,.06),0 26px 48px -20px rgba(18,20,26,.2);
  --ease:cubic-bezier(.22,.61,.36,1);
  --nav-h:76px;
  --promo-h:40px;
  --top-h:calc(var(--promo-h) + var(--nav-h));
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--sand);
  color:var(--txt);
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.02em;line-height:1.25}
p{margin:0}
button{font:inherit}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px}
::selection{background:var(--jade);color:#fff}
.container-x{width:100%;max-width:1280px;margin:0 auto;padding-left:clamp(20px,4vw,40px);padding-right:clamp(20px,4vw,40px)}
@media(min-width:1400px){.container-x{max-width:1360px}}
.section{padding:clamp(64px,9vw,128px) 0}
.micro{display:inline-block;font-size:12px;letter-spacing:.08em;font-weight:700;color:var(--txt-3);text-transform:uppercase;font-variant-numeric:tabular-nums}
.micro.light{color:rgba(255,255,255,.72)}
.sec-head{max-width:740px;margin-bottom:clamp(32px,4vw,48px)}
.sec-head h2{font-size:clamp(26px,3vw,40px);margin:12px 0 14px}
.sec-head p{color:var(--txt-2);font-size:16px}
.tag-soft{display:inline-block;background:var(--jade-soft);color:var(--jade-dark);font-size:12px;font-weight:700;letter-spacing:.04em;padding:5px 10px;border-radius:var(--r-badge)}

/* ---------- 顶部活动条 ---------- */
.top-wrap{position:fixed;top:0;left:0;right:0;z-index:1030}
.promo-bar{height:var(--promo-h);background:var(--ink);color:rgba(255,255,255,.88);font-size:13px;display:flex;align-items:center}
.promo-inner{display:flex;align-items:center;gap:16px;width:100%}
.promo-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.06em;font-weight:700;color:var(--amber);border:1px solid rgba(232,163,61,.42);padding:3px 9px;border-radius:var(--r-badge);white-space:nowrap}
.promo-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);animation:dotPulse 1.8s infinite}
@keyframes dotPulse{0%,100%{opacity:1}50%{opacity:.3}}
.promo-text{color:rgba(255,255,255,.8);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.promo-right{margin-left:auto;display:flex;align-items:center;gap:18px;white-space:nowrap}
.promo-clock{font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:.05em;color:var(--amber)}
.promo-link{color:rgba(255,255,255,.88);border-bottom:1px solid rgba(255,255,255,.32);padding-bottom:1px}
.promo-link:hover{color:#fff;border-color:#fff}
@media(max-width:767.98px){.promo-text,.promo-link{display:none}}

/* ---------- 导航 ---------- */
.site-header{height:var(--nav-h);display:flex;align-items:center;background:transparent;transition:background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease)}
.site-header .nav-inner{display:flex;align-items:center;gap:clamp(14px,2.4vw,32px);width:100%}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.01em;color:#fff;white-space:nowrap}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--jade);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:800;box-shadow:0 8px 16px -10px rgba(14,124,102,1);flex:0 0 auto}
.nav-menu{display:flex;align-items:center;gap:clamp(12px,2vw,28px);margin:0 auto}
.nav-menu a{position:relative;font-size:15px;font-weight:500;color:rgba(255,255,255,.82);padding:8px 0;white-space:nowrap}
.nav-menu a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:var(--jade);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease)}
.nav-menu a:hover{color:#fff}
.nav-menu a:hover::after,.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-menu a.is-active{color:#fff}
.nav-actions{display:flex;align-items:center;gap:clamp(12px,1.6vw,20px)}
.nav-login{font-size:14px;color:rgba(255,255,255,.8)}
.nav-login:hover{color:#fff}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;padding:0;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;margin:5px auto;border-radius:2px;background:#fff;transition:transform .25s var(--ease),opacity .2s var(--ease),background .2s var(--ease)}
.site-header.is-scrolled{background:var(--sand);border-bottom:1px solid var(--line);box-shadow:0 12px 32px -26px rgba(18,20,26,.7)}
.site-header.is-scrolled .brand{color:var(--ink)}
.site-header.is-scrolled .nav-menu a{color:var(--txt-2)}
.site-header.is-scrolled .nav-menu a:hover,.site-header.is-scrolled .nav-menu a.is-active{color:var(--ink)}
.site-header.is-scrolled .nav-login{color:var(--txt-2)}
.site-header.is-scrolled .nav-login:hover{color:var(--jade-dark)}
.site-header.is-scrolled .nav-toggle span{background:var(--ink)}
body.nav-open .site-header{background:var(--ink);border-color:transparent;box-shadow:none}
body.nav-open .site-header .brand,
body.nav-open .site-header .nav-menu a,
body.nav-open .site-header .nav-login{color:#fff}
body.nav-open .nav-toggle span{background:#fff}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 按钮 / 链接 ---------- */
.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--jade);color:#fff;border:1px solid var(--jade);border-radius:var(--r-pill);padding:12px 26px;font-size:15px;font-weight:700;line-height:1;cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)}
.btn-main:hover{background:var(--jade-dark);border-color:var(--jade-dark);color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -16px rgba(10,90,74,1)}
.btn-main:active{transform:translateY(0)}
.btn-jade{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--jade);color:#fff;border:1px solid var(--jade);border-radius:var(--r-pill);padding:11px 22px;font-size:14px;font-weight:700;line-height:1;transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)}
.btn-jade:hover{background:var(--jade-dark);border-color:var(--jade-dark);color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -16px rgba(10,90,74,1)}
.btn-sand{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--sand);color:var(--ink);border:1px solid var(--sand);border-radius:var(--r-pill);padding:14px 30px;font-size:15px;font-weight:800;line-height:1;transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease)}
.btn-sand:hover{background:#fff;color:var(--jade-dark);transform:translateY(-1px)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--jade-dark)}
.link-arrow .arw{display:inline-block;transition:transform .24s var(--ease)}
.link-arrow:hover{color:var(--jade)}
.link-arrow:hover .arw{transform:translateX(4px)}
.link-light{font-size:14px;color:rgba(255,255,255,.88);border-bottom:1px solid rgba(255,255,255,.42);padding-bottom:2px}
.link-light:hover{color:#fff;border-color:#fff}

/* ---------- 页头 ---------- */
.page-head{position:relative;color:#fff;background:linear-gradient(180deg,rgba(18,20,26,.88),rgba(18,20,26,.74)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;padding-top:calc(var(--top-h) + clamp(52px,7vw,88px));padding-bottom:clamp(56px,8vw,96px);overflow:hidden}
.page-head::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:rgba(255,255,255,.14)}
.breadcrumb-x{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:rgba(255,255,255,.58)}
.breadcrumb-x a:hover{color:#fff}
.breadcrumb-x .sep{color:rgba(255,255,255,.3)}
.breadcrumb-x .cur{color:#fff}
.page-head h1{color:#fff;font-size:clamp(32px,4.4vw,52px);line-height:1.14;letter-spacing:-.03em;margin:20px 0 0;max-width:18em}
.page-head .lead{color:rgba(255,255,255,.78);font-size:17px;max-width:52ch;margin-top:20px}
.head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.head-meta span{font-size:12px;letter-spacing:.06em;font-weight:700;color:rgba(255,255,255,.86);border:1px solid rgba(255,255,255,.24);border-radius:var(--r-badge);padding:5px 10px}

/* ---------- 解决方案布局 ---------- */
.sol-grid{display:grid;grid-template-columns:minmax(220px,3fr) 9fr;gap:clamp(28px,4vw,56px);align-items:start}
.anchor-card{position:sticky;top:calc(var(--top-h) + 24px);background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:24px}
.anchor-nav{display:flex;flex-direction:column;margin:14px 0 18px}
.anchor-nav a{display:flex;align-items:baseline;gap:10px;padding:10px 12px;border-left:2px solid var(--line);font-size:14px;color:var(--txt-2);transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)}
.anchor-nav a span{font-size:12px;font-weight:700;color:var(--txt-3);font-variant-numeric:tabular-nums}
.anchor-nav a:hover{color:var(--ink);background:var(--sand)}
.anchor-nav a.is-active{border-left-color:var(--jade);background:var(--jade-soft);color:var(--jade-dark);font-weight:700}
.anchor-nav a.is-active span{color:var(--jade)}
.aside-cta{border-top:1px solid var(--line);padding-top:18px}
.aside-cta p{font-size:14px;color:var(--txt-2);margin-bottom:14px}
.sol-main{display:flex;flex-direction:column;gap:clamp(44px,5vw,76px)}
.sol-block{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,3.4vw,48px);align-items:center;padding-bottom:clamp(36px,4.6vw,60px);border-bottom:1px solid var(--line)}
.sol-block:last-child{border-bottom:0;padding-bottom:0}
.sol-block:nth-child(even) .sol-media{order:-1}
.big-num{display:block;font-size:clamp(42px,5vw,64px);font-weight:900;line-height:1;letter-spacing:-.04em;color:var(--jade);opacity:.22;font-variant-numeric:tabular-nums}
.sol-copy h2{font-size:clamp(24px,2.6vw,34px);margin:8px 0 16px}
.sol-copy>p{color:var(--txt-2);font-size:16px}
.point-list{margin:20px 0 22px;display:flex;flex-direction:column;gap:11px}
.point-list li{position:relative;padding-left:22px;font-size:15px;color:var(--txt)}
.point-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--jade-soft);border:1px solid var(--jade)}
.sol-media{margin:0;border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;background:#fff}
.sol-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s var(--ease)}
.sol-media:hover img{transform:scale(1.04)}

/* ---------- 场景卡片 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.scene-card{grid-column:span 6;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}
.scene-card:nth-child(odd){grid-column:span 7}
.scene-card:nth-child(even){grid-column:span 5}
.scene-card:hover{transform:translateY(-4px);border-color:rgba(14,124,102,.42);box-shadow:var(--sh-2)}
.scene-thumb{overflow:hidden}
.scene-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease)}
.scene-card:hover .scene-thumb img{transform:scale(1.04)}
.scene-body{padding:clamp(20px,2.4vw,28px)}
.scene-body h3{font-size:20px;margin:12px 0 10px}
.scene-body p{font-size:15px;color:var(--txt-2)}
.scene-meta{margin-top:16px;font-size:13px;color:var(--txt-3);display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums}

/* ---------- 数据条 ---------- */
.stat-band{background:var(--ink);border-radius:24px;padding:clamp(32px,5vw,64px);display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(20px,3vw,32px);color:#fff}
.stat-item{border-left:1px solid rgba(255,255,255,.14);padding-left:clamp(16px,2vw,24px)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{font-size:clamp(32px,4vw,52px);font-weight:900;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.stat-unit{font-size:20px;font-weight:800;color:var(--amber);margin-left:2px}
.stat-item p{color:rgba(255,255,255,.62);font-size:14px;margin-top:10px}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(28px,4vw,56px);align-items:start}
.faq-head h2{font-size:clamp(26px,3vw,40px);margin:12px 0 14px}
.faq-head p{color:var(--txt-2);margin-bottom:18px}
.accordion-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;margin-bottom:12px}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{font-size:17px;font-weight:700;color:var(--ink);background:#fff;padding:20px 24px;box-shadow:none;border-radius:0!important}
.accordion-button:not(.collapsed){color:var(--jade-dark);background:#fff;box-shadow:inset 3px 0 0 var(--jade)!important}
.accordion-button:focus{z-index:auto;border-color:transparent;box-shadow:none}
.accordion-button::after{width:11px;height:11px;margin-bottom:3px;background-image:none;border-right:2px solid var(--txt-3);border-bottom:2px solid var(--txt-3);transform:rotate(45deg);transition:transform .25s var(--ease),border-color .25s var(--ease)}
.accordion-button:not(.collapsed)::after{border-color:var(--jade);transform:rotate(-135deg);margin-bottom:-3px}
.accordion-body{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--txt-2)}

/* ---------- CTA ---------- */
.cta-band{background:var(--jade);color:#fff;padding:clamp(56px,8vw,96px) 0}
.cta-inner{display:grid;grid-template-columns:1.5fr .5fr;gap:32px;align-items:center}
.cta-band h2{color:#fff;font-size:clamp(26px,3vw,40px);margin:12px 0 0}
.cta-band p{color:rgba(255,255,255,.84);margin-top:14px;max-width:52ch}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:16px;justify-self:end}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:clamp(48px,7vw,88px) 0 28px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:clamp(24px,4vw,48px)}
.foot-brand .brand{color:#fff;margin-bottom:16px}
.foot-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:34ch}
.foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-list li{margin-bottom:10px;font-size:14px}
.foot-list a{color:rgba(255,255,255,.66)}
.foot-list a:hover{color:var(--jade-light)}
.foot-contact li{color:rgba(255,255,255,.66)}
.foot-contact strong{color:#fff;font-variant-numeric:tabular-nums}
.foot-bottom{margin-top:clamp(36px,5vw,56px);padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- 底部转化 ---------- */
.mobile-dock{position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;background:#fff;border-top:1px solid var(--line);box-shadow:0 -10px 28px -22px rgba(18,20,26,.6);padding-bottom:env(safe-area-inset-bottom)}
.dock-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-height:58px;font-size:12px;color:var(--txt-2)}
.dock-item i{font-size:16px;color:var(--jade)}
.dock-main{background:var(--jade);color:#fff;font-size:15px;font-weight:700;flex-direction:row;gap:6px}
.dock-main:hover{background:var(--jade-dark);color:#fff}
.float-dock{position:fixed;right:clamp(16px,3vw,32px);bottom:32px;z-index:1040;display:none;align-items:center;gap:10px;opacity:0;transform:translateY(10px);pointer-events:none;transition:opacity .3s var(--ease),transform .3s var(--ease)}
.float-dock.is-show{opacity:1;transform:none;pointer-events:auto}
.fd-btn{width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid var(--line);display:grid;place-items:center;color:var(--jade);box-shadow:var(--sh-1);transition:background .2s var(--ease),color .2s var(--ease)}
.fd-btn:hover{background:var(--jade-soft);color:var(--jade-dark)}
.fd-main{display:inline-flex;align-items:center;background:var(--jade);color:#fff;border-radius:var(--r-pill);padding:15px 26px;font-size:15px;font-weight:700;box-shadow:0 16px 32px -18px rgba(10,90,74,1);transition:background .2s var(--ease),transform .2s var(--ease)}
.fd-main:hover{background:var(--jade-dark);color:#fff;transform:translateY(-1px)}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media(max-width:1199.98px){
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr}
}
@media(max-width:991.98px){
  :root{--nav-h:64px}
  .nav-toggle{display:block}
  .nav-login{display:none}
  .nav-menu{position:fixed;top:var(--top-h);left:0;right:0;bottom:0;margin:0;flex-direction:column;align-items:stretch;gap:0;background:var(--ink);padding:24px clamp(20px,6vw,40px) 120px;overflow-y:auto;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s var(--ease);z-index:1029}
  .nav-menu.is-open{opacity:1;visibility:visible;transform:none}
  .nav-menu a{display:block;width:100%;font-size:21px;font-weight:800;color:#fff;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav-menu a::after{display:none}
  .nav-menu a.is-active{color:var(--jade-light);box-shadow:inset 3px 0 0 var(--jade);padding-left:12px}
  .sol-grid,.faq-grid{grid-template-columns:1fr}
  .anchor-card{position:static}
  .anchor-nav{flex-direction:row;flex-wrap:wrap;gap:8px}
  .anchor-nav a{border-left:0;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 14px}
  .anchor-nav a.is-active{border-color:var(--jade);background:var(--jade-soft)}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-self:start}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:767.98px){
  body{padding-bottom:64px}
  .mobile-dock{display:grid;grid-template-columns:1fr 1fr 1.3fr}
  .sol-block{grid-template-columns:1fr;gap:22px}
  .sol-block:nth-child(even) .sol-media{order:0}
  .sol-media img{aspect-ratio:16/10}
  .scene-card,.scene-card:nth-child(odd),scene-card:nth-child(even){grid-column:span 12}
  .scene-card:nth-child(odd),.scene-card:nth-child(even){grid-column:span 12}
  .stat-band{grid-template-columns:repeat(2,1fr);row-gap:30px}
  .stat-item:nth-child(odd){border-left:0;padding-left:0}
  .page-head .lead{font-size:16px}
  .foot-bottom{flex-direction:column}
}
@media(min-width:768px){
  .float-dock{display:flex}
}
@media(max-width:575.98px){
  .foot-grid{grid-template-columns:1fr}
  .stat-band{grid-template-columns:1fr}
  .stat-item{border-left:0;padding-left:0}
  .accordion-button{font-size:16px;padding:18px 18px}
  .accordion-body{padding:0 18px 20px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --bs-primary:#0E7C66;
  --bs-primary-rgb:14,124,102;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-body-color:#1A1D21;
  --bs-border-color:#E4DFD6;
  --bs-border-radius:16px;
  --bs-border-radius-lg:16px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#0E7C66;
  --bs-link-hover-color:#0A5A4A;
  --ink:#12141A;
  --jade:#0E7C66;
  --jade-dark:#0A5A4A;
  --jade-soft:#E6F2EE;
  --amber:#E8A33D;
  --sand:#F6F3EE;
  --white:#FFFFFF;
  --text:#1A1D21;
  --text-2:#5B6169;
  --text-3:#8A9099;
  --line:#E4DFD6;
  --warn:#C4553B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(18,20,26,.04), 0 12px 32px -14px rgba(18,20,26,.12);
  --sh-2:0 2px 6px rgba(18,20,26,.06), 0 22px 48px -18px rgba(18,20,26,.2);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec-gap:clamp(64px,9vw,128px);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--text);
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--jade);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--jade-dark);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:var(--jade);color:#fff;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px;}

.container-x{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:clamp(20px,4vw,40px);
  padding-right:clamp(20px,4vw,40px);
}
@media (min-width:1400px){
  .container-x{max-width:1360px;}
}

/* ---------- 顶部固定区 ---------- */
.site-top{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1080;
  transition:box-shadow .2s var(--ease);
}
.site-top.is-scrolled{
  box-shadow:0 10px 30px -18px rgba(18,20,26,.28);
}
/* 活动条 */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.9);
  height:40px;
  overflow:hidden;
  transition:height .24s var(--ease), opacity .24s var(--ease);
}
.site-top.is-scrolled .topbar{
  height:0;
  opacity:0;
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:18px;
  height:40px;
  font-size:13px;
}
.topbar-badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:3px 10px;
  border-radius:var(--r-badge);
  background:rgba(232,163,61,.16);
  color:var(--amber);
  font-size:12px;
  letter-spacing:.06em;
  white-space:nowrap;
}
.topbar-badge .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--amber);
  animation:pulse 1.8s var(--ease) infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.45;transform:scale(.8);}
}
.topbar-name{
  color:rgba(255,255,255,.86);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar-right{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:18px;
  white-space:nowrap;
}
.countdown{
  display:flex;
  align-items:center;
  gap:6px;
  font-variant-numeric:tabular-nums;
  color:var(--amber);
  font-weight:700;
  letter-spacing:.04em;
}
.countdown span.unit{font-size:12px;opacity:.7;font-weight:500;}
.topbar-link{
  color:rgba(255,255,255,.86);
  font-size:13px;
  border-bottom:1px solid rgba(255,255,255,.3);
  padding-bottom:1px;
}
.topbar-link:hover{color:#fff;border-color:#fff;}

/* 导航 */
.site-header{
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease), border-color .2s var(--ease);
}
.site-top.is-scrolled .site-header{
  background:rgba(246,243,238,.96);
  backdrop-filter:blur(8px);
  border-bottom-color:var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:76px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:900;
  letter-spacing:.01em;
  color:#fff;
  white-space:nowrap;
  transition:color .2s var(--ease);
}
.site-top.is-scrolled .brand{color:var(--ink);}
.brand:hover{color:#fff;}
.site-top.is-scrolled .brand:hover{color:var(--ink);}
.brand-mark{
  width:32px;height:32px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:9px;
  background:var(--jade);
  color:#fff;
  font-size:16px;
  font-weight:800;
  flex:none;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:8px;
}
.nav-menu > a{
  position:relative;
  font-size:15px;
  color:rgba(255,255,255,.84);
  padding:6px 0;
  white-space:nowrap;
  transition:color .2s var(--ease);
}
.nav-menu > a:hover{color:#fff;}
.nav-menu > a.is-active{color:#fff;font-weight:700;}
.nav-menu > a.is-active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--jade);
}
.site-top.is-scrolled .nav-menu > a{color:var(--text-2);}
.site-top.is-scrolled .nav-menu > a:hover{color:var(--jade);}
.site-top.is-scrolled .nav-menu > a.is-active{color:var(--ink);}
.nav-menu-cta{display:none;}
.nav-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:16px;
}
.nav-login{
  font-size:14px;
  color:rgba(255,255,255,.82);
  white-space:nowrap;
}
.nav-login:hover{color:#fff;}
.site-top.is-scrolled .nav-login{color:var(--text-2);}
.site-top.is-scrolled .nav-login:hover{color:var(--jade);}
.btn-jade{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:999px;
  background:var(--jade);
  color:#fff;
  font-size:15px;
  font-weight:700;
  border:1px solid var(--jade);
  transition:background .2s var(--ease), transform .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.btn-jade:hover{
  background:var(--jade-dark);
  border-color:var(--jade-dark);
  color:#fff;
  transform:translateY(-1px);
}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:999px;
  background:transparent;
  color:#fff;
  font-size:15px;
  font-weight:600;
  border:1px solid rgba(255,255,255,.5);
  transition:background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.btn-ghost:hover{
  background:var(--jade-soft);
  border-color:var(--jade);
  color:var(--jade-dark);
  transform:translateY(-1px);
}
.btn-ink{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 28px;
  border-radius:999px;
  background:var(--ink);
  color:#fff;
  font-size:15px;
  font-weight:700;
  border:1px solid var(--ink);
  transition:background .2s var(--ease), transform .2s var(--ease);
}
.btn-ink:hover{background:#000;color:#fff;transform:translateY(-1px);}
.btn-sand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 30px;
  border-radius:999px;
  background:var(--sand);
  color:var(--ink);
  font-size:15px;
  font-weight:800;
  border:1px solid var(--sand);
  transition:background .2s var(--ease), transform .2s var(--ease);
}
.btn-sand:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:700;
  color:var(--jade);
  position:relative;
}
.text-link i{transition:transform .24s var(--ease);font-size:12px;}
.text-link:hover i{transform:translateX(4px);}
.text-link::after{
  content:"";
  position:absolute;
  left:0;bottom:-3px;
  height:1px;width:0;
  background:var(--jade);
  transition:width .24s var(--ease);
}
.text-link:hover::after{width:100%;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid rgba(255,255,255,.35);
  background:transparent;
  border-radius:10px;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
  transition:border-color .2s var(--ease), background .2s var(--ease);
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:#fff;
  transition:transform .24s var(--ease), opacity .2s var(--ease), background .2s var(--ease);
}
.site-top.is-scrolled .nav-toggle{border-color:var(--line);}
.site-top.is-scrolled .nav-toggle span{background:var(--ink);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  padding-top:clamp(140px,15vw,190px);
  padding-bottom:clamp(48px,6vw,80px);
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg, rgba(18,20,26,.9) 0%, rgba(18,20,26,.74) 48%, rgba(10,90,74,.72) 100%);
}
.page-hero .container-x{position:relative;z-index:2;}
.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.68);
  margin-bottom:26px;
  flex-wrap:wrap;
}
.crumb a{color:rgba(255,255,255,.68);}
.crumb a:hover{color:#fff;}
.crumb .sep{color:rgba(255,255,255,.32);}
.crumb .current{color:rgba(255,255,255,.95);font-weight:600;}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 12px;
  border-radius:var(--r-badge);
  background:rgba(232,163,61,.16);
  border:1px solid rgba(232,163,61,.35);
  color:var(--amber);
  font-size:12px;
  letter-spacing:.08em;
  margin-bottom:20px;
}
.page-hero h1{
  color:#fff;
  font-size:clamp(32px,4.4vw,52px);
  line-height:1.14;
  letter-spacing:-.03em;
  max-width:16em;
}
.page-hero .lead{
  margin-top:20px;
  max-width:660px;
  color:rgba(255,255,255,.78);
  font-size:17px;
  line-height:1.85;
}
.hero-stats{
  margin-top:38px;
  display:flex;
  flex-wrap:wrap;
  gap:0;
  border-top:1px solid rgba(255,255,255,.18);
  padding-top:24px;
}
.hero-stat{
  padding-right:clamp(20px,4vw,48px);
  margin-right:clamp(20px,4vw,48px);
  border-right:1px solid rgba(255,255,255,.18);
}
.hero-stat:last-child{border-right:0;margin-right:0;padding-right:0;}
.hero-stat strong{
  display:block;
  color:#fff;
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  line-height:1.2;
}
.hero-stat span{
  display:block;
  margin-top:4px;
  font-size:13px;
  color:rgba(255,255,255,.62);
}

/* ---------- 通用区块 ---------- */
.section{padding-top:var(--sec-gap);padding-bottom:var(--sec-gap);}
.section-tight{padding-top:clamp(48px,6vw,80px);padding-bottom:clamp(48px,6vw,80px);}
.bg-white-block{background:var(--white);}
.bg-ink-block{background:var(--ink);}
.sec-head{margin-bottom:clamp(32px,4vw,48px);}
.sec-head .eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.1em;
  color:var(--jade);
  font-weight:700;
  margin-bottom:12px;
}
.sec-head h2{
  font-size:clamp(26px,3vw,40px);
  line-height:1.22;
  letter-spacing:-.02em;
}
.sec-head .sub{
  margin-top:14px;
  color:var(--text-2);
  max-width:640px;
  font-size:16px;
}
.sec-head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.rule{
  height:1px;
  background:var(--line);
  border:0;
  margin:0;
}

/* ---------- 筛选 ---------- */
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding-bottom:26px;
  border-bottom:1px solid var(--line);
  margin-bottom:40px;
}
.filter-chip{
  height:42px;
  padding:0 20px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--white);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:all .2s var(--ease);
}
.filter-chip:hover{border-color:var(--jade);color:var(--jade);}
.filter-chip.is-active{
  background:var(--jade);
  border-color:var(--jade);
  color:#fff;
}

/* ---------- 案例网格 ---------- */
.case-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.case-card{
  grid-column:span 6;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease);
}
.case-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(14,124,102,.4);
}
.case-card.wide-a{grid-column:span 7;}
.case-card.wide-b{grid-column:span 5;}
.case-card.wide-c{grid-column:span 5;}
.case-card.wide-d{grid-column:span 7;}
.case-media{
  position:relative;
  aspect-ratio:4/3;
  overflow:hidden;
  border-radius:var(--r-img);
  margin:12px 12px 0;
  background:var(--sand);
}
.case-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .42s var(--ease);
}
.case-card:hover .case-media img{transform:scale(1.04);}
.case-media .chip-float{
  position:absolute;
  left:14px;top:14px;
  padding:5px 11px;
  border-radius:var(--r-badge);
  background:rgba(18,20,26,.78);
  color:#fff;
  font-size:12px;
  letter-spacing:.06em;
  backdrop-filter:blur(4px);
}
.case-body{
  padding:24px 26px 26px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.case-body h3{
  font-size:21px;
  line-height:1.42;
  font-weight:800;
}
.case-body p{
  margin-top:12px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
  flex:1;
}
.case-foot{
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:var(--text-3);
}
.case-foot .tag{
  display:inline-block;
  padding:3px 10px;
  border-radius:var(--r-badge);
  background:var(--jade-soft);
  color:var(--jade);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
}
.empty-hint{
  display:none;
  text-align:center;
  padding:56px 20px;
  color:var(--text-3);
  font-size:15px;
}

/* ---------- 成效数据 ---------- */
.ink-band{
  background:var(--ink);
  color:rgba(255,255,255,.82);
  padding-top:clamp(56px,7vw,96px);
  padding-bottom:clamp(56px,7vw,96px);
}
.ink-band h2{color:#fff;}
.ink-band .sub{color:rgba(255,255,255,.6);}
.metric-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:44px;
  border-top:1px solid rgba(255,255,255,.14);
}
.metric{
  padding:34px 28px 8px 0;
  border-right:1px solid rgba(255,255,255,.14);
}
.metric:last-child{border-right:0;}
.metric strong{
  display:block;
  font-size:clamp(30px,3.8vw,46px);
  font-weight:900;
  color:#fff;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.03em;
  line-height:1.1;
}
.metric strong em{
  font-style:normal;
  font-size:.5em;
  margin-left:4px;
  color:var(--amber);
  font-weight:700;
}
.metric span{
  display:block;
  margin-top:12px;
  font-size:14px;
  color:rgba(255,255,255,.6);
  line-height:1.7;
}

/* ---------- 交付流程 ---------- */
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  counter-reset:flow;
}
.flow-item{
  position:relative;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:30px 26px 28px;
  box-shadow:var(--sh-1);
  transition:transform .28s var(--ease), border-color .28s var(--ease);
}
.flow-item:hover{transform:translateY(-4px);border-color:rgba(14,124,102,.4);}
.flow-num{
  font-size:12px;
  letter-spacing:.1em;
  color:var(--amber);
  font-weight:800;
  font-variant-numeric:tabular-nums;
}
.flow-item h3{
  margin-top:14px;
  font-size:19px;
  line-height:1.4;
}
.flow-item p{
  margin-top:10px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
}

/* ---------- 证言 ---------- */
.voice-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.voice{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:32px 28px;
  box-shadow:var(--sh-1);
  display:flex;
  flex-direction:column;
  transition:transform .28s var(--ease), box-shadow .28s var(--ease);
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.voice .quote-mark{
  font-size:38px;
  line-height:1;
  color:var(--jade-soft);
  font-weight:900;
}
.voice p{
  margin-top:8px;
  font-size:15.5px;
  line-height:1.9;
  color:var(--text-2);
  flex:1;
}
.voice .who{
  margin-top:22px;
  padding-top:18px;
  border-top:1px solid var(--line);
  font-size:14px;
  color:var(--text-3);
}
.voice .who strong{display:block;color:var(--ink);font-size:15px;font-weight:800;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--white);
  border:1px solid var(--line)!important;
  border-radius:var(--r-card)!important;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.accordion-button{
  background:var(--white);
  color:var(--ink);
  font-size:18px;
  font-weight:800;
  padding:24px 26px;
  border:0;
  box-shadow:none!important;
  border-radius:var(--r-card)!important;
  position:relative;
  transition:background .2s var(--ease);
}
.accordion-button:hover{background:#FCFAF7;}
.accordion-button:not(.collapsed){
  background:var(--white);
  color:var(--ink);
}
.accordion-button::after{
  background-image:none;
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--jade);
  width:auto;height:auto;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .24s var(--ease);
}
.accordion-button:not(.collapsed)::after{
  content:"\f068";
  transform:none;
}
.accordion-body{
  padding:0 26px 26px 26px;
  border-left:3px solid var(--jade);
  margin-left:26px;
  padding-left:20px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.9;
}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--jade);
  color:#fff;
  padding-top:clamp(56px,7vw,96px);
  padding-bottom:clamp(56px,7vw,96px);
  overflow:hidden;
  position:relative;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.3fr .9fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.cta-band h2{color:#fff;font-size:clamp(26px,3.2vw,40px);line-height:1.24;}
.cta-band p{margin-top:16px;color:rgba(255,255,255,.8);font-size:16.5px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;}
.cta-phone{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:15px;
  color:rgba(255,255,255,.88);
  font-weight:600;
}
.cta-phone strong{
  font-size:20px;
  font-weight:900;
  color:#fff;
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.cta-phone a{color:#fff;}

/* 咨询表单（CTA 侧） */
.cta-card{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.24);
  border-radius:var(--r-card);
  padding:28px;
  backdrop-filter:blur(6px);
}
.cta-card h3{color:#fff;font-size:18px;margin-bottom:6px;}
.cta-card .hint{color:rgba(255,255,255,.72);font-size:13.5px;margin-bottom:18px;}
.form-field{margin-bottom:14px;}
.form-field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.82);
  margin-bottom:7px;
}
.form-control-x{
  width:100%;
  height:46px;
  padding:0 14px;
  border-radius:var(--r-input);
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.96);
  color:var(--text);
  font-size:15px;
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.form-control-x::placeholder{color:var(--text-3);}
.form-control-x:focus{
  outline:none;
  border-color:var(--jade);
  box-shadow:0 0 0 3px rgba(14,124,102,.3);
}
textarea.form-control-x{height:auto;padding:12px 14px;resize:vertical;min-height:88px;}
.form-tip{font-size:13px;color:rgba(255,255,255,.66);margin-top:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.68);
  padding-top:clamp(56px,7vw,88px);
  padding-bottom:28px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:clamp(24px,4vw,48px);
  padding-bottom:44px;
}
.foot-brand .brand{color:#fff;margin-bottom:18px;}
.foot-brand .brand:hover{color:#fff;}
.foot-brand p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.6);max-width:340px;}
.foot-title{
  color:#fff;
  font-size:15px;
  font-weight:800;
  margin-bottom:18px;
  letter-spacing:.02em;
}
.foot-list li{margin-bottom:12px;}
.foot-list a{
  color:rgba(255,255,255,.66);
  font-size:14.5px;
  position:relative;
}
.foot-list a:hover{color:#fff;}
.foot-contact li{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.66);}
.foot-contact strong{color:#fff;font-weight:800;font-variant-numeric:tabular-nums;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:14px 28px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.6);}
.foot-bottom a:hover{color:#fff;}

/* ---------- 底部转化条 ---------- */
.mobile-cta{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:1090;
  display:flex;
  gap:10px;
  opacity:0;
  transform:translateY(12px);
  pointer-events:none;
  transition:opacity .3s var(--ease), transform .3s var(--ease);
}
.mobile-cta.is-visible{opacity:1;transform:translateY(0);pointer-events:auto;}
.mc-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:48px;
  padding:0 20px;
  border-radius:999px;
  background:var(--white);
  color:var(--ink);
  font-size:14px;
  font-weight:700;
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  transition:transform .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.mc-item:hover{color:var(--jade);border-color:rgba(14,124,102,.4);transform:translateY(-2px);}
.mc-item i{font-size:14px;}
.mc-main{background:var(--jade);border-color:var(--jade);color:#fff;}
.mc-main:hover{background:var(--jade-dark);border-color:var(--jade-dark);color:#fff;}

/* ---------- 入场动效 ---------- */
.reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .48s var(--ease), transform .48s var(--ease);
}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  .topbar-badge .dot{animation:none;}
  html{scroll-behavior:auto;}
  *{transition-duration:.01ms!important;animation-duration:.01ms!important;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav-menu{gap:18px;}
  .nav-menu > a{font-size:14.5px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .metric{padding:28px 24px 8px 0;}
  .metric:nth-child(2){border-right:0;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid rgba(255,255,255,.14);}
}
@media (max-width:992px){
  .nav-menu{
    position:fixed;
    inset:0;
    background:rgba(18,20,26,.98);
    flex-direction:column;
    align-items:flex-start;
    justify-content:flex-start;
    gap:4px;
    padding:104px clamp(24px,6vw,48px) 48px;
    transform:translateX(100%);
    transition:transform .32s var(--ease);
    overflow-y:auto;
    z-index:1070;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-menu > a{
    color:rgba(255,255,255,.9)!important;
    font-size:22px;
    font-weight:700;
    padding:16px 0;
    width:100%;
    border-bottom:1px solid rgba(255,255,255,.1);
  }
  .nav-menu > a.is-active{color:#fff!important;}
  .nav-menu > a.is-active::after{left:0;right:auto;width:32px;bottom:8px;}
  .nav-menu-cta{
    display:inline-flex;
    margin-top:28px;
    align-items:center;
    justify-content:center;
    width:100%;
    height:52px;
    border-radius:999px;
    background:var(--jade);
    color:#fff!important;
    font-size:17px;
    font-weight:800;
    border-bottom:0!important;
    padding:0!important;
  }
  .nav-login,.nav-actions .btn-jade{display:none;}
  .nav-toggle{display:flex;}
  .nav-inner{gap:16px;height:68px;}
  .cta-inner{grid-template-columns:1fr;}
  .flow{grid-template-columns:repeat(2,1fr);}
  .voice-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .case-card.wide-a,.case-card.wide-b,.case-card.wide-c,.case-card.wide-d,.case-card{grid-column:span 12;}
}
@media (max-width:768px){
  .topbar-name{display:none;}
  .topbar-right{gap:12px;}
  .topbar-inner{font-size:12px;}
  .page-hero{padding-top:120px;}
  .page-hero .lead{font-size:15.5px;}
  .hero-stat{padding-right:24px;margin-right:24px;}
  .metric-grid{grid-template-columns:1fr;}
  .metric{border-right:0!important;padding:22px 0 6px;border-bottom:1px solid rgba(255,255,255,.14);}
  .metric:last-child{border-bottom:0;}
  .flow{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .section{padding-top:clamp(52px,11vw,80px);padding-bottom:clamp(52px,11vw,80px);}
  .accordion-button{font-size:16.5px;padding:20px 20px;}
  .accordion-body{margin-left:20px;padding-left:16px;padding-bottom:20px;}
  .case-body{padding:20px 20px 22px;}
  .case-body h3{font-size:19px;}
  body{padding-bottom:76px;}
  .mobile-cta{
    left:0;right:0;bottom:0;
    gap:0;
    border-top:1px solid var(--line);
    background:rgba(255,255,255,.98);
    box-shadow:0 -8px 24px -14px rgba(18,20,26,.3);
    padding-bottom:env(safe-area-inset-bottom);
    opacity:1;
    transform:none;
    pointer-events:auto;
  }
  .mc-item{
    flex:1;
    border:0;
    border-radius:0;
    box-shadow:none;
    height:58px;
    justify-content:center;
    background:transparent;
    font-size:13px;
    flex-direction:column;
    gap:3px;
    color:var(--text-2);
  }
  .mc-item i{font-size:16px;}
  .mc-item:hover{transform:none;}
  .mc-main{background:var(--jade);color:#fff;}
}
@media (max-width:576px){
  .brand{font-size:17px;}
  .brand-mark{width:28px;height:28px;font-size:14px;}
  .page-hero h1{font-size:30px;}
  .hero-stats{gap:12px 0;}
  .hero-stat{width:50%;padding-right:12px;margin-right:0;border-right:0;}
  .filter-chip{height:40px;padding:0 16px;font-size:13.5px;}
  .cta-actions{gap:12px;}
  .btn-sand,.btn-ghost,.btn-ink{width:100%;}
  .form-control-x{height:44px;}
}

/* roulang page: category3 */
:root{
  --ink:#12141A;
  --jade:#0E7C66;
  --jade-d:#0A5A4A;
  --jade-l:#E6F2EE;
  --amber:#E8A33D;
  --sand:#F6F3EE;
  --white:#FFFFFF;
  --t1:#1A1D21;
  --t2:#5B6169;
  --t3:#8A9099;
  --line:#E4DFD6;
  --warn:#C4553B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --sh1:0 1px 2px rgba(18,20,26,.04),0 12px 32px -14px rgba(18,20,26,.12);
  --sh2:0 2px 6px rgba(18,20,26,.06),0 22px 46px -18px rgba(18,20,26,.20);
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:76px;
  --bs-primary:#0E7C66;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-body-color:#1A1D21;
  --bs-body-bg:#F6F3EE;
  --bs-border-color:#E4DFD6;
  --bs-border-radius:10px;
  --bs-border-radius-lg:16px;
  --bs-border-radius-sm:6px;
  --bs-link-color:#0E7C66;
  --bs-link-hover-color:#0A5A4A;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--t1);
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--jade);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--jade-d);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;z-index:200;}
.skip-link:focus{left:12px;top:12px;}
.container-x{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:clamp(20px,4vw,40px);
  padding-right:clamp(20px,4vw,40px);
}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--jade);
  background:var(--jade-l);
  border-radius:6px;
  padding:4px 10px;
  font-weight:700;
}
.section{padding:clamp(64px,9vw,128px) 0;}
.section-head{max-width:760px;margin-bottom:clamp(32px,4vw,48px);}
.section-head h2{
  font-size:clamp(26px,3vw,40px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:-.02em;
  margin:14px 0 12px;
  color:var(--t1);
}
.section-head p{margin:0;color:var(--t2);font-size:16px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15px;color:var(--jade);
  position:relative;
}
.link-arrow i{transition:transform .24s var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}
.btn-jade,.btn-ghost,.btn-sand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 24px;border-radius:999px;
  font-weight:700;font-size:15px;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-jade{background:var(--jade);color:#fff;box-shadow:0 10px 24px -14px rgba(14,124,102,.9);}
.btn-jade:hover{background:var(--jade-d);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--t1);border-color:var(--line);}
.btn-ghost:hover{background:var(--jade-l);color:var(--jade-d);border-color:rgba(14,124,102,.4);}
.btn-sand{background:var(--sand);color:var(--ink);}
.btn-sand:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}
.btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.42);}
.btn-line:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7);}

/* ---------- 顶部活动条 ---------- */
.topbar{
  background:var(--ink);
  color:#fff;
  min-height:40px;
  display:flex;align-items:center;
}
.topbar-inner{
  display:flex;align-items:center;gap:16px;justify-content:space-between;
  width:100%;padding-top:6px;padding-bottom:6px;font-size:13px;
}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0;}
.live-dot{
  width:8px;height:8px;border-radius:50%;background:var(--amber);
  box-shadow:0 0 0 0 rgba(232,163,61,.6);
  animation:pulse 2.4s infinite;
  flex:0 0 auto;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(232,163,61,.55);}
  70%{box-shadow:0 0 0 8px rgba(232,163,61,0);}
  100%{box-shadow:0 0 0 0 rgba(232,163,61,0);}
}
.topbar-badge{
  border:1px solid rgba(255,255,255,.28);
  border-radius:6px;padding:2px 8px;font-size:12px;letter-spacing:.06em;color:#fff;white-space:nowrap;
}
.topbar-name{color:rgba(255,255,255,.86);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:14px;white-space:nowrap;}
.countdown{color:var(--amber);font-weight:700;letter-spacing:.04em;}
.topbar-cta{color:#fff;font-weight:700;font-size:13px;}
.topbar-cta:hover{color:var(--amber);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  transition:background-color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(246,243,238,.94);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px -18px rgba(18,20,26,.55);
}
.nav-inner{
  height:var(--header-h);
  display:flex;align-items:center;gap:24px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:20px;letter-spacing:-.01em;
  color:#fff;flex:0 0 auto;
}
.site-header.is-scrolled .brand{color:var(--t1);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--jade);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;letter-spacing:0;
}
.nav-menu{
  display:flex;align-items:center;gap:6px;
  margin:0 auto;
  list-style:none;padding:0;
}
.nav-menu a{
  position:relative;
  display:inline-flex;align-items:center;min-height:44px;
  padding:0 14px;border-radius:10px;
  color:rgba(255,255,255,.86);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.site-header.is-scrolled .nav-menu a{color:var(--t2);}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--jade);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-menu a:hover{color:#fff;}
.site-header.is-scrolled .nav-menu a:hover{color:var(--t1);background:rgba(14,124,102,.06);}
.nav-menu a:hover::after,.nav-menu a.is-active::after{transform:scaleX(1);}
.site-header.is-scrolled .nav-menu a.is-active{color:var(--jade-d);}
.nav-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-login{font-size:14px;font-weight:600;color:rgba(255,255,255,.82);}
.site-header.is-scrolled .nav-login{color:var(--t2);}
.nav-login:hover{color:var(--amber);}
.site-header.is-scrolled .nav-login:hover{color:var(--jade-d);}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  border:1px solid rgba(255,255,255,.28);background:transparent;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.site-header.is-scrolled .nav-toggle{border-color:var(--line);}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .24s var(--ease),opacity .2s var(--ease);}
.site-header.is-scrolled .nav-toggle span{background:var(--t1);}
.site-header.is-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.site-header.is-open .nav-toggle span:nth-child(2){opacity:0;}
.site-header.is-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  margin-top:calc(-1 * var(--header-h));
  padding-top:calc(var(--header-h) + clamp(56px,7vw,96px));
  padding-bottom:clamp(56px,7vw,96px);
  color:#fff;
  background-image:linear-gradient(115deg,rgba(18,20,26,.90) 0%,rgba(18,20,26,.72) 52%,rgba(14,124,102,.52) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,163,61,.28),rgba(232,163,61,0) 68%);
  pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:clamp(24px,3vw,48px);align-items:end;
}
.crumb{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:0;margin:0 0 20px;font-size:13px;color:rgba(255,255,255,.7);}
.crumb li{display:inline-flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:rgba(255,255,255,.38);}
.crumb a{color:rgba(255,255,255,.86);}
.crumb a:hover{color:var(--amber);}
.crumb .current{color:#fff;font-weight:600;}
.page-hero h1{
  font-size:clamp(30px,4vw,50px);
  line-height:1.16;letter-spacing:-.02em;font-weight:800;
  margin:0 0 18px;color:#fff;max-width:15em;
}
.page-hero .lede{
  font-size:clamp(15px,1.5vw,18px);line-height:1.8;
  color:rgba(255,255,255,.86);max-width:34em;margin:0 0 26px;
}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:clamp(16px,2.4vw,34px);
  padding-top:22px;border-top:1px solid rgba(255,255,255,.18);
}
.hero-stat{min-width:120px;}
.hero-stat b{display:block;font-size:clamp(22px,2.6vw,32px);font-weight:800;color:#fff;line-height:1.1;}
.hero-stat b .unit{font-size:13px;font-weight:600;color:rgba(255,255,255,.7);margin-left:4px;}
.hero-stat span{display:block;font-size:13px;color:rgba(255,255,255,.66);margin-top:6px;}
.hero-card{
  background:rgba(255,255,255,.96);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh2);
  color:var(--t1);
  border:1px solid rgba(255,255,255,.6);
}
.hero-card .hc-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.hc-tag{
  font-size:12px;letter-spacing:.06em;font-weight:700;
  color:var(--jade-d);background:var(--jade-l);border-radius:6px;padding:4px 10px;
}
.hc-time{font-size:12px;color:var(--t3);letter-spacing:.06em;}
.hero-card h3{font-size:18px;font-weight:800;margin:0 0 10px;}
.hero-card p{font-size:14px;color:var(--t2);margin:0 0 18px;}
.hc-list{list-style:none;margin:0;padding:0;display:grid;gap:12px;}
.hc-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--t2);}
.hc-list i{color:var(--jade);margin-top:4px;font-size:13px;}
.hero-cover{border-radius:var(--r-img);overflow:hidden;margin-bottom:16px;}
.hero-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ---------- 主题分组 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.topic-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:clamp(22px,2.4vw,32px);
  box-shadow:var(--sh1);
  display:flex;flex-direction:column;gap:14px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.topic-card:hover{transform:translateY(-4px);border-color:rgba(14,124,102,.4);box-shadow:var(--sh2);}
.topic-card .t-no{font-size:12px;letter-spacing:.12em;font-weight:800;color:var(--amber);}
.topic-card h3{font-size:clamp(19px,1.8vw,23px);line-height:1.4;font-weight:800;margin:0;}
.topic-card p{margin:0;color:var(--t2);font-size:15px;}
.topic-card .thumb{border-radius:var(--r-img);overflow:hidden;margin-top:auto;}
.topic-card .thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s var(--ease);}
.topic-card:hover .thumb img{transform:scale(1.04);}
.topic-a{grid-column:span 7;}
.topic-b{grid-column:span 5;}
.topic-c{grid-column:span 4;}
.topic-d{grid-column:span 4;}
.topic-e{grid-column:span 4;}

/* ---------- 节奏时间表 ---------- */
.band-ink{background:var(--ink);color:#fff;}
.band-ink .section-head h2{color:#fff;}
.band-ink .section-head p{color:rgba(255,255,255,.68);}
.band-ink .eyebrow{background:rgba(255,255,255,.1);color:var(--amber);}
.status-strip{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  border:1px solid rgba(255,255,255,.16);border-radius:14px;
  padding:16px 20px;margin-bottom:28px;background:rgba(255,255,255,.04);
}
.status-left{display:flex;align-items:center;gap:12px;font-size:14px;color:rgba(255,255,255,.84);}
.status-right{font-size:13px;color:rgba(255,255,255,.6);letter-spacing:.04em;}
.timeline{display:grid;gap:2px;}
.tl-row{
  display:grid;grid-template-columns:120px minmax(0,1fr) minmax(0,1.25fr);
  gap:clamp(14px,2vw,32px);align-items:center;
  padding:20px 4px;border-bottom:1px solid rgba(255,255,255,.12);
  transition:background-color .24s var(--ease);
}
.tl-row:hover{background:rgba(255,255,255,.04);}
.tl-row:first-child{border-top:1px solid rgba(255,255,255,.12);}
.tl-time{font-size:20px;font-weight:800;color:var(--amber);letter-spacing:.02em;}
.tl-name{font-size:16px;font-weight:700;color:#fff;}
.tl-desc{font-size:14px;color:rgba(255,255,255,.66);}

/* ---------- 指标列表 ---------- */
.metric-wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(24px,3vw,48px);align-items:start;}
.metric-aside{position:sticky;top:calc(var(--header-h) + 24px);}
.metric-aside .thumb{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh1);border:1px solid var(--line);}
.metric-aside .thumb img{width:100%;aspect-ratio:3/4;object-fit:cover;}
.metric-aside .note{margin-top:18px;font-size:14px;color:var(--t2);background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:18px 20px;box-shadow:var(--sh1);}
.metric-aside .note strong{color:var(--t1);}
.metric-list{display:grid;gap:14px;}
.metric-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh1);
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:18px;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.metric-item:hover{transform:translateY(-4px);border-color:rgba(14,124,102,.4);box-shadow:var(--sh2);}
.metric-idx{
  width:52px;height:52px;border-radius:14px;background:var(--jade-l);color:var(--jade-d);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;
}
.metric-item h3{margin:0 0 6px;font-size:19px;font-weight:800;}
.metric-item .def{margin:0 0 12px;font-size:15px;color:var(--t2);}
.metric-bar{height:6px;border-radius:999px;background:var(--sand);overflow:hidden;margin-bottom:10px;}
.metric-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--jade),var(--jade-d));}
.metric-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:var(--t3);}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.04em;font-weight:700;
  border-radius:6px;padding:3px 9px;background:var(--sand);color:var(--t2);border:1px solid var(--line);
}
.chip-jade{background:var(--jade-l);color:var(--jade-d);border-color:transparent;}

/* ---------- FAQ ---------- */
.faq-shell{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,3vw,56px);align-items:start;}
.faq-intro h2{font-size:clamp(26px,3vw,38px);line-height:1.22;font-weight:800;margin:14px 0 14px;letter-spacing:-.02em;}
.faq-intro p{color:var(--t2);font-size:16px;margin:0 0 24px;}
.faq-cover{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh1);}
.faq-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:14px;background:var(--white);}
.accordion-button{
  position:relative;
  font-size:18px;font-weight:800;color:var(--t1);
  padding:20px 56px 20px 24px;background:var(--white);
  box-shadow:none!important;
}
.accordion-button:not(.collapsed){background:var(--jade-l);color:var(--jade-d);}
.accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--jade);
}
.accordion-button::after{
  width:18px;height:18px;background-size:18px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230E7C66'%3E%3Cpath d='M1.6 5.2 8 11.2l6.4-6 1.1 1.1L8 13.4.5 6.3z'/%3E%3C/svg%3E");
}
.accordion-body{font-size:15px;line-height:1.85;color:var(--t2);padding:4px 24px 24px;}
.accordion-body strong{color:var(--t1);}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,rgba(18,20,26,.96),rgba(14,124,102,.88)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#fff;border-radius:24px;
  padding:clamp(36px,5vw,72px);
}
.cta-band h2{font-size:clamp(26px,3.2vw,42px);line-height:1.2;font-weight:800;margin:14px 0 16px;color:#fff;letter-spacing:-.02em;}
.cta-band p{color:rgba(255,255,255,.82);max-width:38em;margin:0 0 28px;font-size:16px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.cta-tel{color:#fff;font-weight:700;font-size:17px;display:inline-flex;align-items:center;gap:10px;}
.cta-tel:hover{color:var(--amber);}
.cta-tel .num{letter-spacing:.02em;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:clamp(48px,6vw,88px) 0 28px;margin-top:clamp(48px,6vw,96px);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:clamp(24px,3vw,48px);}
.foot-brand .brand{color:#fff;margin-bottom:16px;}
.foot-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin:0;max-width:30em;}
.foot-title{font-size:14px;font-weight:800;color:#fff;letter-spacing:.04em;margin:0 0 16px;}
.foot-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:14px;}
.foot-list a{color:rgba(255,255,255,.72);}
.foot-list a:hover{color:var(--amber);}
.foot-contact strong{color:#fff;font-weight:700;}
.foot-bottom{
  margin-top:clamp(32px,4vw,56px);padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.56);
}

/* ---------- 底部转化条 ---------- */
.float-cta{
  position:fixed;right:28px;bottom:28px;z-index:70;
  display:flex;align-items:center;gap:12px;
  background:var(--ink);border-radius:999px;padding:10px 12px 10px 20px;
  box-shadow:0 20px 40px -18px rgba(18,20,26,.7);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:none;}
.float-cta span{color:rgba(255,255,255,.8);font-size:14px;font-weight:600;}
.float-cta .btn-jade{min-height:40px;padding:10px 20px;font-size:14px;}
.mobile-cta{display:none;}

@media (min-width:1400px){
  .container-x{max-width:1360px;}
}
@media (max-width:1199.98px){
  .metric-aside{position:static;}
  .metric-aside .thumb img{aspect-ratio:16/9;}
}
@media (max-width:991.98px){
  :root{--header-h:68px;}
  .nav-toggle{display:flex;}
  .nav-menu{
    position:fixed;inset:0;margin:0;
    background:var(--ink);
    flex-direction:column;align-items:flex-start;justify-content:flex-start;
    gap:4px;padding:calc(var(--header-h) + 28px) 28px 40px;
    transform:translateX(100%);
    transition:transform .3s var(--ease);
    overflow-y:auto;z-index:55;
  }
  .site-header.is-open .nav-menu{transform:translateX(0);}
  .nav-menu a,.site-header.is-scrolled .nav-menu a{
    color:#fff;font-size:22px;font-weight:700;min-height:56px;padding:0 6px;width:100%;
  }
  .nav-menu a:hover,.site-header.is-scrolled .nav-menu a:hover{background:rgba(255,255,255,.06);color:#fff;}
  .nav-menu a::after{left:6px;right:auto;width:28px;bottom:10px;}
  .nav-menu a.is-active{color:var(--amber);}
  .site-header.is-scrolled .nav-menu a.is-active{color:var(--amber);}
  .site-header.is-open{background:var(--ink);}
  .site-header.is-open .brand{color:#fff;}
  .site-header.is-open .nav-toggle{border-color:rgba(255,255,255,.3);}
  .site-header.is-open .nav-toggle span{background:#fff;}
  .nav-login{display:none;}
  .nav-actions{margin-left:auto;}
  .hero-grid{grid-template-columns:minmax(0,1fr);}
  .topic-a,.topic-b,.topic-c,.topic-d,.topic-e{grid-column:span 12;}
  .metric-wrap{grid-template-columns:minmax(0,1fr);}
  .faq-shell{grid-template-columns:minmax(0,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .float-cta{display:none;}
  .mobile-cta{
    display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:1px;
    position:fixed;left:0;right:0;bottom:0;z-index:80;
    background:var(--line);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .mobile-cta a{
    min-height:52px;display:flex;align-items:center;justify-content:center;gap:8px;
    background:#fff;color:var(--t1);font-size:14px;font-weight:700;
  }
  .mobile-cta a.main{background:var(--jade);color:#fff;}
  .mobile-cta a:active{background:var(--jade-l);}
  body{padding-bottom:56px;}
}
@media (max-width:767.98px){
  .page-hero h1{font-size:clamp(26px,7vw,34px);}
  .tl-row{grid-template-columns:76px minmax(0,1fr);gap:12px;padding:16px 2px;}
  .tl-desc{grid-column:1 / -1;padding-left:88px;}
  .metric-item{grid-template-columns:minmax(0,1fr);}
  .metric-idx{width:44px;height:44px;border-radius:12px;font-size:16px;}
  .foot-grid{grid-template-columns:1fr;}
  .cta-band{border-radius:18px;}
  .foot-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .hero-stats{gap:16px;}
  .hero-stat{min-width:calc(50% - 8px);}
  .topbar-name{display:none;}
  .btn-jade,.btn-ghost,.btn-sand{padding:12px 20px;font-size:14px;}
}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --ink:#12141A;
  --jade:#0E7C66;
  --jade-dark:#0A5A4A;
  --jade-light:#E6F2EE;
  --amber:#E8A33D;
  --sand:#F6F3EE;
  --white:#FFFFFF;
  --text:#1A1D21;
  --text-2:#5B6169;
  --text-3:#8A9099;
  --line:#E4DFD6;
  --danger:#C4553B;
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,20,26,.04);
  --sh-2:0 12px 32px -14px rgba(18,20,26,.12);
  --sh-3:0 20px 44px -18px rgba(18,20,26,.20);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec-y:clamp(64px,9vw,128px);
  --bs-primary:#0E7C66;
  --bs-body-font-family:var(--font);
  --bs-body-color:#1A1D21;
  --bs-body-bg:#F6F3EE;
  --bs-border-color:#E4DFD6;
  --bs-border-radius:12px;
  --bs-border-radius-lg:16px;
  --bs-link-color:#0E7C66;
  --bs-link-hover-color:#0A5A4A;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--jade);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--jade-dark);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{font-weight:800;color:var(--ink);letter-spacing:-.02em;margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px;}

.container-x{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:clamp(20px,4vw,40px);
  padding-right:clamp(20px,4vw,40px);
}
@media (min-width:1400px){
  .container-x{max-width:1360px;}
}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 顶部活动条 ---------- */
.promo-bar{
  background:var(--ink);
  color:#fff;
  font-size:13px;
}
.promo-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:40px;
  justify-content:space-between;
}
.promo-badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  background:rgba(232,163,61,.16);
  color:var(--amber);
  border:1px solid rgba(232,163,61,.38);
  border-radius:6px;
  padding:3px 9px;
  font-size:12px;
  letter-spacing:.08em;
  white-space:nowrap;
}
.promo-badge i{
  width:6px;height:6px;border-radius:50%;background:var(--amber);
  display:inline-block;
  animation:pulse 2.4s var(--ease) infinite;
}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.promo-text{color:rgba(255,255,255,.86);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.promo-right{display:flex;align-items:center;gap:16px;white-space:nowrap;}
.promo-cd{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.62);font-size:12px;}
.promo-cd em{font-style:normal;}
.promo-cd b{color:var(--amber);font-size:14px;letter-spacing:.04em;font-variant-numeric:tabular-nums;}
.promo-link{color:#fff;font-size:13px;border-bottom:1px solid rgba(255,255,255,.32);padding-bottom:1px;}
.promo-link:hover{color:var(--amber);border-color:var(--amber);}
.promo-link span{display:inline-block;transition:transform .24s var(--ease);}
.promo-link:hover span{transform:translateX(4px);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(246,243,238,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),background .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(18,20,26,.28);}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:20px;
  font-weight:900;
  letter-spacing:-.02em;
  color:var(--ink);
  white-space:nowrap;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:32px;height:32px;
  border-radius:10px;
  background:var(--jade);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:16px;
  font-weight:800;
  flex:0 0 auto;
}
.nav-menu{display:flex;align-items:center;gap:26px;}
.nav-menu a{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 0;
  white-space:nowrap;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  height:2px;width:0;
  background:var(--jade);
  transition:width .24s var(--ease);
}
.nav-menu a:hover{color:var(--ink);}
.nav-menu a:hover::after{width:100%;}
.nav-menu a.is-active{color:var(--ink);font-weight:700;}
.nav-menu a.is-active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:16px;}
.nav-login{font-size:14px;color:var(--text-2);}
.nav-login:hover{color:var(--jade);}
.btn-jade{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  background:var(--jade);
  color:#fff;
  font-size:15px;
  font-weight:700;
  border:1px solid var(--jade);
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-jade:hover{background:var(--jade-dark);border-color:var(--jade-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px -12px rgba(14,124,102,.75);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  background:transparent;
  color:var(--ink);
  font-size:15px;
  font-weight:700;
  border:1px solid var(--line);
  transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-ghost:hover{background:var(--jade-light);border-color:rgba(14,124,102,.4);color:var(--jade-dark);}
.btn-sand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 24px;
  border-radius:var(--r-pill);
  background:var(--sand);
  color:var(--ink);
  font-size:15px;
  font-weight:800;
  border:1px solid var(--sand);
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.btn-sand:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--jade);
}
.link-arrow i{transition:transform .24s var(--ease);font-size:12px;}
.link-arrow:hover i{transform:translateX(4px);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:transparent;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease);}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.nav-open .nav-toggle span:nth-child(2){opacity:0;}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  background:#12141A url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  color:#fff;
  overflow:hidden;
  padding:clamp(20px,3vw,32px) 0 clamp(48px,7vw,84px);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(102deg,rgba(18,20,26,.94) 0%,rgba(18,20,26,.80) 48%,rgba(18,20,26,.56) 100%);
}
.page-hero .container-x{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);padding-top:18px;}
.crumb a{color:rgba(255,255,255,.74);}
.crumb a:hover{color:#fff;}
.crumb .sep{color:rgba(255,255,255,.34);}
.crumb .now{color:var(--amber);}
.hero-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
  margin-top:clamp(32px,5vw,56px);
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--amber);
  background:rgba(232,163,61,.14);
  border:1px solid rgba(232,163,61,.36);
  border-radius:6px;
  padding:4px 10px;
  margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(32px,4.4vw,52px);
  line-height:1.1;
  color:#fff;
  letter-spacing:-.03em;
}
.hero-lead{
  margin-top:18px;
  max-width:560px;
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.78);
}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-btns .btn-ghost{color:#fff;border-color:rgba(255,255,255,.32);}
.hero-btns .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);color:#fff;}
.hero-figure{
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:var(--sh-3);
  background:rgba(255,255,255,.04);
}
.hero-figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.hero-figure:hover img{transform:scale(1.04);}

/* ---------- 通用区块 ---------- */
.section{padding:var(--sec-y) 0;}
.section-alt{background:#fff;}
.sec-head{max-width:760px;}
.sec-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--jade);
  font-weight:700;
  margin-bottom:14px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--jade);display:inline-block;}
.sec-head h2{font-size:clamp(26px,3vw,40px);line-height:1.18;}
.sec-head p{margin-top:16px;color:var(--text-2);font-size:16px;line-height:1.85;max-width:680px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:clamp(32px,4vw,48px);}

/* ---------- 套餐卡 ---------- */
.plans{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
  align-items:stretch;
}
.plan-card{
  position:relative;
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:clamp(24px,2.6vw,32px);
  box-shadow:var(--sh-1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,124,102,.4);}
.plan-card.featured{
  border:2px solid var(--jade);
  box-shadow:var(--sh-3);
  transform:translateY(-16px);
}
.plan-card.featured:hover{transform:translateY(-20px);}
.plan-flag{
  position:absolute;
  top:-13px;
  left:clamp(24px,2.6vw,32px);
  background:var(--amber);
  color:var(--ink);
  font-size:12px;
  font-weight:800;
  letter-spacing:.06em;
  border-radius:6px;
  padding:4px 10px;
}
.plan-name{font-size:20px;font-weight:800;color:var(--ink);}
.plan-for{margin-top:8px;font-size:13px;color:var(--text-3);letter-spacing:.04em;}
.plan-price{
  display:flex;
  align-items:baseline;
  gap:4px;
  margin:22px 0 6px;
  color:var(--ink);
}
.plan-price .cur{font-size:18px;font-weight:700;color:var(--jade);}
.plan-price .val{font-size:clamp(36px,4vw,48px);font-weight:900;letter-spacing:-.03em;line-height:1;}
.plan-price .per{font-size:14px;color:var(--text-3);font-weight:500;}
.plan-note{font-size:13px;color:var(--jade-dark);background:var(--jade-light);border-radius:6px;padding:5px 10px;display:inline-block;}
.plan-divider{height:1px;background:var(--line);margin:22px 0;}
.plan-list{display:flex;flex-direction:column;gap:12px;flex:1;}
.plan-list li{position:relative;padding-left:24px;font-size:15px;color:var(--text-2);line-height:1.7;}
.plan-list li::before{
  content:"";
  position:absolute;
  left:2px;top:9px;
  width:8px;height:8px;
  border-radius:2px;
  background:var(--jade);
  opacity:.85;
}
.plan-cta{margin-top:26px;display:flex;flex-direction:column;gap:10px;}
.plan-cta .btn-jade,.plan-cta .btn-ghost{width:100%;}
.plan-foot{font-size:12px;color:var(--text-3);text-align:center;}

/* ---------- 对比表 ---------- */
.table-wrap{
  overflow-x:auto;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
}
.compare{width:100%;min-width:720px;border-collapse:collapse;}
.compare th,.compare td{
  padding:16px 22px;
  text-align:left;
  font-size:15px;
  border-bottom:1px solid var(--line);
  color:var(--text-2);
}
.compare thead th{
  background:var(--sand);
  color:var(--ink);
  font-weight:800;
  font-size:14px;
  letter-spacing:.02em;
}
.compare thead th.hl{color:var(--jade-dark);background:var(--jade-light);}
.compare tbody tr:nth-child(even){background:#FAF8F4;}
.compare tbody tr:last-child th,.compare tbody tr:last-child td{border-bottom:0;}
.compare tbody th{font-weight:700;color:var(--ink);font-size:15px;background:transparent;}
.compare td.yes{color:var(--jade-dark);font-weight:700;}
.compare td.no{color:var(--text-3);}
.table-hint{margin-top:14px;font-size:13px;color:var(--text-3);}

/* ---------- 说明 + 表单 ---------- */
.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(28px,4vw,56px);
  align-items:start;
}
.point-list{display:flex;flex-direction:column;gap:26px;}
.point{display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;}
.point .idx{
  font-size:15px;
  font-weight:900;
  color:var(--amber);
  letter-spacing:.04em;
  padding-top:4px;
  font-variant-numeric:tabular-nums;
}
.point h3{font-size:18px;margin-bottom:8px;}
.point p{font-size:15px;color:var(--text-2);line-height:1.8;}
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:clamp(24px,3vw,36px);
  box-shadow:var(--sh-2);
}
.form-card h3{font-size:22px;}
.form-card .sub{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.8;}
.field{margin-top:18px;}
.field label{display:block;font-size:14px;font-weight:700;color:var(--text);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;
  padding:12px 14px;
  font-size:15px;
  font-family:inherit;
  color:var(--text);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-input);
  outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{resize:vertical;min-height:104px;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--jade);
  box-shadow:0 0 0 3px rgba(14,124,102,.18);
}
.field.has-error input,.field.has-error textarea{border-color:var(--danger);}
.field .err{display:none;font-size:13px;color:var(--danger);margin-top:6px;}
.field.has-error .err{display:block;}
.form-submit{width:100%;margin-top:24px;min-height:48px;}
.form-note{margin-top:14px;font-size:12px;color:var(--text-3);line-height:1.7;}
.form-ok{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:10px;
  background:var(--jade-light);
  color:var(--jade-dark);
  font-size:14px;
  font-weight:700;
}
.form-ok.is-show{display:block;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.accordion-item{
  background:#fff;
  border:1px solid var(--line)!important;
  border-radius:var(--r-card)!important;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.accordion-button{
  background:#fff!important;
  color:var(--ink)!important;
  font-size:18px;
  font-weight:800;
  padding:22px 26px;
  box-shadow:none!important;
  border-left:3px solid transparent;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.accordion-button:not(.collapsed){
  color:var(--jade-dark)!important;
  border-left-color:var(--jade);
  background:var(--jade-light)!important;
}
.accordion-button:focus{box-shadow:none!important;}
.accordion-button::after{
  background-image:none!important;
  content:"+";
  font-size:22px;
  font-weight:400;
  color:var(--jade);
  width:auto;height:auto;
  transform:none!important;
  line-height:1;
  margin-left:auto;
}
.accordion-button:not(.collapsed)::after{content:"−";}
.accordion-body{
  padding:6px 26px 24px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
  border-left:3px solid var(--jade);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  background:var(--ink);
  color:#fff;
  overflow:hidden;
  padding:clamp(56px,8vw,104px) 0;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(14,124,102,.55),rgba(14,124,102,0) 68%);
}
.cta-band .container-x{position:relative;z-index:2;}
.cta-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.cta-band h2{color:#fff;font-size:clamp(26px,3vw,40px);line-height:1.2;}
.cta-band p{margin-top:16px;color:rgba(255,255,255,.74);font-size:16px;line-height:1.85;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:16px;align-items:flex-start;}
.cta-phone{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,.8);font-size:15px;}
.cta-phone i{color:var(--amber);}
.cta-phone strong{color:#fff;font-size:20px;letter-spacing:.02em;font-variant-numeric:tabular-nums;}
.cta-box{
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);
  padding:24px;
  background:rgba(255,255,255,.05);
}
.cta-box ul{display:flex;flex-direction:column;gap:14px;}
.cta-box li{display:flex;gap:12px;font-size:14px;color:rgba(255,255,255,.78);line-height:1.7;}
.cta-box li i{color:var(--jade);margin-top:4px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:clamp(48px,7vw,80px) 0 28px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:clamp(24px,3vw,48px);
}
.site-footer .brand{color:#fff;}
.site-footer .brand:hover{color:#fff;}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px;}
.foot-title{
  font-size:14px;
  color:#fff;
  letter-spacing:.06em;
  margin-bottom:18px;
}
.foot-list{display:flex;flex-direction:column;gap:12px;}
.foot-list a{font-size:14px;color:rgba(255,255,255,.68);}
.foot-list a:hover{color:var(--amber);}
.foot-contact li{font-size:14px;color:rgba(255,255,255,.68);line-height:1.7;}
.foot-contact strong{color:#fff;font-variant-numeric:tabular-nums;}
.foot-bottom{
  margin-top:clamp(32px,5vw,56px);
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.5);
}

/* ---------- 移动端底部条 / 悬浮按钮 ---------- */
.mobile-bar{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:120;
  display:none;
  grid-template-columns:repeat(3,1fr);
  background:#fff;
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-bar a{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  min-height:58px;
  font-size:12px;
  color:var(--text-2);
}
.mobile-bar a i{font-size:16px;color:var(--jade);}
.mobile-bar a.primary{background:var(--jade);color:#fff;}
.mobile-bar a.primary i{color:#fff;}
.float-cta{
  position:fixed;
  right:28px;bottom:28px;
  z-index:110;
  display:none;
  align-items:center;
  gap:10px;
  min-height:52px;
  padding:0 24px;
  border-radius:var(--r-pill);
  background:var(--jade);
  color:#fff;
  font-weight:800;
  font-size:15px;
  box-shadow:0 16px 34px -14px rgba(14,124,102,.8);
  opacity:0;
  pointer-events:none;
  transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),background .2s var(--ease);
}
.float-cta:hover{background:var(--jade-dark);color:#fff;}
.float-cta.is-show{opacity:1;pointer-events:auto;transform:none;}

/* ---------- 动效 ---------- */
.reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .48s var(--ease),transform .48s var(--ease);
}
.reveal.is-visible{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-menu{gap:20px;}
  .nav-menu a{font-size:14px;}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:991.98px){
  .nav-menu{
    position:fixed;
    inset:0;
    z-index:98;
    background:var(--ink);
    flex-direction:column;
    align-items:flex-start;
    justify-content:center;
    gap:22px;
    padding:96px 32px 40px;
    transform:translateX(100%);
    transition:transform .32s var(--ease);
    overflow-y:auto;
  }
  .nav-menu a{font-size:24px;font-weight:800;color:#fff;width:100%;}
  .nav-menu a:hover{color:var(--amber);}
  .nav-menu a.is-active{color:var(--amber);}
  .nav-menu a::after{display:none;}
  body.nav-open .nav-menu{transform:none;}
  .nav-toggle{display:flex;position:relative;z-index:101;}
  body.nav-open .nav-toggle{border-color:rgba(255,255,255,.3);}
  body.nav-open .nav-toggle span{background:#fff;}
  .nav-login{display:none;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-figure{max-width:620px;}
  .plans{grid-template-columns:1fr;gap:20px;}
  .plan-card.featured{transform:none;}
  .plan-card.featured:hover{transform:translateY(-4px);}
  .two-col{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;}
}
@media (max-width:767.98px){
  :root{--sec-y:clamp(52px,10vw,72px);}
  body{padding-bottom:62px;}
  .promo-text{display:none;}
  .promo-link{display:none;}
  .promo-inner{gap:12px;}
  .mobile-bar{display:grid;}
  .float-cta{display:none!important;}
  .nav-inner{min-height:64px;}
  .brand{font-size:17px;}
  .brand-mark{width:28px;height:28px;font-size:14px;border-radius:8px;}
  .btn-jade{padding:0 16px;font-size:14px;min-height:42px;}
  .hero-btns .btn-jade,.hero-btns .btn-ghost{width:100%;}
  .sec-head-row{align-items:flex-start;}
  .compare th,.compare td{padding:13px 16px;font-size:14px;}
  .accordion-button{font-size:16px;padding:18px 18px;}
  .accordion-body{padding:4px 18px 20px;}
  .foot-grid{grid-template-columns:1fr;gap:30px;}
  .foot-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:575.98px){
  .page-hero{padding-bottom:clamp(36px,8vw,52px);}
  .crumb{font-size:12px;}
  .plan-price .val{font-size:34px;}
  .point{grid-template-columns:32px 1fr;gap:12px;}
  .cta-phone strong{font-size:18px;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category5 */
:root{
  --ink:#12141A;
  --jade:#0E7C66;
  --jade-deep:#0A5A4A;
  --jade-soft:#E6F2EE;
  --amber:#E8A33D;
  --sand:#F6F3EE;
  --white:#FFFFFF;
  --t1:#1A1D21;
  --t2:#5B6169;
  --t3:#8A9099;
  --line:#E4DFD6;
  --danger:#C4553B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-badge:6px;
  --shadow-1:0 1px 2px rgba(18,20,26,.04), 0 12px 32px -14px rgba(18,20,26,.12);
  --shadow-2:0 2px 6px rgba(18,20,26,.06), 0 22px 46px -18px rgba(18,20,26,.2);
  --sec-space:clamp(64px,9vw,128px);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-primary:#0E7C66;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans",system-ui,sans-serif;
  --bs-body-color:#1A1D21;
  --bs-border-color:#E4DFD6;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:118px;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--t1);
  background:var(--sand);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--jade);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--jade-deep);}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;color:var(--t1);margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container-x{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:clamp(20px,4vw,40px);
  padding-right:clamp(20px,4vw,40px);
}
@media (min-width:1400px){
  .container-x{max-width:1360px;}
}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 顶部活动条 ---------- */
.topbar{
  background:var(--ink);
  color:#fff;
  height:42px;
  display:flex;
  align-items:center;
  transition:height .28s var(--ease),opacity .28s var(--ease);
}
.topbar .container-x{display:flex;align-items:center;gap:18px;}
.topbar-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;letter-spacing:.06em;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-badge);
  padding:3px 10px;white-space:nowrap;
}
.topbar-dot{width:6px;height:6px;border-radius:50%;background:var(--amber);}
.topbar-text{font-size:13px;color:rgba(255,255,255,.78);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:18px;}
.topbar-clock{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--amber);}
.topbar-clock span{
  background:rgba(232,163,61,.14);
  border-radius:4px;padding:1px 6px;min-width:30px;text-align:center;
}
.topbar-link{font-size:13px;color:#fff;position:relative;}
.topbar-link::after{
  content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;background:var(--amber);
  transition:width .24s var(--ease);
}
.topbar-link:hover{color:var(--amber);}
.topbar-link:hover::after{width:100%;}

/* ---------- 固定头部 ---------- */
.top-wrap{position:fixed;top:0;left:0;right:0;z-index:1040;}
.site-header{
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.site-header.is-solid{
  background:rgba(246,243,238,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 22px -18px rgba(18,20,26,.45);
}
.nav-inner{
  height:76px;
  display:flex;align-items:center;gap:28px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:900;letter-spacing:-.03em;
  color:#fff;white-space:nowrap;
}
.site-header.is-solid .brand{color:var(--ink);}
.site-footer .brand{color:#fff;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  background:var(--jade);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:900;
}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:auto;}
.nav-menu a{
  position:relative;
  font-size:15px;font-weight:600;color:rgba(255,255,255,.86);
  padding:6px 0;
  white-space:nowrap;
}
.site-header.is-solid .nav-menu a{color:var(--t2);}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--jade);transition:width .24s var(--ease);
}
.nav-menu a:hover{color:#fff;}
.site-header.is-solid .nav-menu a:hover{color:var(--jade-deep);}
.nav-menu a:hover::after,.nav-menu a.is-active::after{width:100%;}
.nav-menu a.is-active{color:#fff;}
.site-header.is-solid .nav-menu a.is-active{color:var(--jade-deep);}
.nav-actions{display:flex;align-items:center;gap:16px;}
.nav-login{font-size:14px;color:rgba(255,255,255,.82);}
.site-header.is-solid .nav-login{color:var(--t2);}
.nav-login:hover{color:var(--jade);}
.btn-jade{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--jade);color:#fff;
  border:1px solid transparent;border-radius:999px;
  padding:11px 24px;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  min-height:44px;
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-jade:hover{background:var(--jade-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(10,90,74,.7);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--t1);
  border:1px solid var(--line);border-radius:999px;
  padding:11px 24px;font-size:14px;font-weight:700;min-height:44px;
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-ghost:hover{background:var(--jade-soft);border-color:rgba(14,124,102,.4);color:var(--jade-deep);transform:translateY(-1px);}
.on-dark .btn-ghost,.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.34);}
.on-dark .btn-ghost:hover,.cta-band .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;}
.btn-sand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--sand);color:var(--ink);
  border-radius:999px;padding:12px 26px;font-size:14px;font-weight:800;min-height:44px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-sand:hover{color:var(--ink);transform:translateY(-1px);box-shadow:0 14px 30px -18px rgba(246,243,238,.8);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.3);
  border-radius:10px;background:transparent;padding:0;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.site-header.is-solid .nav-toggle{border-color:var(--line);}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:background .2s var(--ease);}
.site-header.is-solid .nav-toggle span{background:var(--ink);}

/* 抽屉 */
.nav-drawer{
  position:fixed;inset:0;z-index:1050;
  background:var(--ink);
  padding:28px clamp(20px,6vw,40px) calc(28px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:8px;
  transform:translateX(100%);
  transition:transform .32s var(--ease);
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-close{
  align-self:flex-end;width:44px;height:44px;border-radius:10px;
  border:1px solid rgba(255,255,255,.22);background:transparent;color:#fff;font-size:18px;
}
.nav-drawer nav{display:flex;flex-direction:column;margin-top:12px;}
.nav-drawer nav a{
  color:#fff;font-size:22px;font-weight:800;padding:16px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.nav-drawer nav a.is-active{color:var(--amber);}
.nav-drawer .btn-jade{margin-top:26px;align-self:flex-start;padding:14px 32px;}
.drawer-foot{margin-top:auto;padding-top:24px;color:rgba(255,255,255,.6);font-size:13px;}

/* ---------- 面包屑 ---------- */
.crumb-wrap{padding:22px 0 0;}
.breadcrumb{--bs-breadcrumb-divider:"/";margin:0;font-size:13px;}
.breadcrumb-item+.breadcrumb-item::before{color:var(--t3);}
.breadcrumb-item a{color:var(--t2);}
.breadcrumb-item a:hover{color:var(--jade);}
.breadcrumb-item.active{color:var(--t1);font-weight:600;}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  margin-top:18px;
  border-radius:var(--r-card);
  overflow:hidden;
  min-height:clamp(240px,26vw,340px);
  display:flex;align-items:flex-end;
  background:#1b1e24;
}
.page-hero img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;opacity:.85;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(18,20,26,.9) 12%,rgba(18,20,26,.62) 58%,rgba(18,20,26,.34) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:clamp(28px,4.6vw,56px);color:#fff;max-width:820px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;font-weight:700;
  background:rgba(230,242,238,.16);color:#cdece3;
  border:1px solid rgba(230,242,238,.24);
  border-radius:var(--r-badge);padding:4px 10px;margin-bottom:16px;
}
.page-hero h1{
  color:#fff;font-size:clamp(32px,4.4vw,52px);line-height:1.1;
  letter-spacing:-.03em;margin-bottom:14px;
}
.page-hero p{color:rgba(255,255,255,.82);font-size:clamp(15px,1.4vw,17px);max-width:640px;}

/* ---------- 通用区块 ---------- */
.section{padding-top:var(--sec-space);}
.section-head{margin-bottom:clamp(28px,4vw,48px);max-width:760px;}
.section-head h2{font-size:clamp(26px,3vw,40px);line-height:1.2;margin-bottom:14px;}
.section-head p{color:var(--t2);}
.mini-label{
  font-size:12px;letter-spacing:.08em;font-weight:700;color:var(--jade);
  background:var(--jade-soft);border-radius:var(--r-badge);
  padding:4px 10px;display:inline-block;margin-bottom:14px;
}

/* 快速定位标签 */
.jump-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.jump-row a{
  font-size:14px;font-weight:600;color:var(--t2);
  border:1px solid var(--line);background:var(--white);
  border-radius:999px;padding:9px 18px;min-height:44px;
  display:inline-flex;align-items:center;gap:8px;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.jump-row a:hover{border-color:rgba(14,124,102,.45);color:var(--jade-deep);transform:translateY(-2px);}
.jump-row a i{color:var(--jade);font-size:13px;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start;}
.faq-group{margin-bottom:clamp(32px,4.6vw,56px);}
.faq-group:last-child{margin-bottom:0;}
.group-head{display:flex;align-items:center;gap:16px;margin-bottom:20px;}
.group-num{
  font-size:13px;font-weight:800;letter-spacing:.08em;
  color:var(--amber);font-variant-numeric:tabular-nums;
  border-bottom:2px solid var(--amber);padding-bottom:2px;
}
.group-head h2{font-size:clamp(22px,2.4vw,30px);line-height:1.25;}
.group-head p{color:var(--t3);font-size:13px;margin-top:4px;}
.accordion-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-img);
  margin-bottom:12px;
  overflow:hidden;
  transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.accordion-item:hover{box-shadow:var(--shadow-1);}
.accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(14,124,102,.4);
  box-shadow:var(--shadow-1);
}
.accordion-button{
  font-size:18px;font-weight:800;color:var(--t1);
  background:var(--white);
  padding:20px 22px;
  line-height:1.5;
  box-shadow:none;
}
.accordion-button:not(.collapsed){
  color:var(--jade-deep);
  background:var(--white);
  box-shadow:inset 3px 0 0 var(--jade);
}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--jade);outline-offset:-2px;}
.accordion-button::after{
  width:16px;height:16px;background-size:16px;
  filter:invert(38%) sepia(48%) saturate(1200%) hue-rotate(130deg);
}
.accordion-body{
  font-size:15px;line-height:1.85;color:var(--t2);
  padding:2px 22px 22px;
}
.accordion-body strong{color:var(--t1);}

/* 侧栏联系卡 */
.side-stack{position:sticky;top:126px;display:flex;flex-direction:column;gap:20px;}
.contact-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);padding:26px;
}
.contact-card img{border-radius:var(--r-img);margin-bottom:18px;aspect-ratio:16/10;object-fit:cover;width:100%;}
.contact-card h3{font-size:20px;margin-bottom:8px;}
.contact-card p{font-size:14px;color:var(--t2);margin-bottom:18px;}
.contact-list{display:flex;flex-direction:column;gap:12px;margin-bottom:20px;}
.contact-list li{display:flex;gap:10px;font-size:14px;color:var(--t2);align-items:flex-start;}
.contact-list i{color:var(--jade);margin-top:4px;}
.contact-list strong{color:var(--t1);font-variant-numeric:tabular-nums;}
.contact-card .btn-jade{width:100%;}
.note-card{
  background:var(--ink);color:rgba(255,255,255,.78);
  border-radius:var(--r-card);padding:24px;font-size:14px;line-height:1.8;
}
.note-card h4{color:#fff;font-size:16px;margin-bottom:10px;}
.note-card .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.note-card .tag-row span{
  font-size:12px;letter-spacing:.06em;color:#cdece3;
  background:rgba(230,242,238,.12);border:1px solid rgba(230,242,238,.2);
  border-radius:var(--r-badge);padding:3px 9px;
}

/* 说明行 */
.disclaimer{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:22px 0;margin-top:clamp(32px,4vw,48px);
  font-size:13px;color:var(--t3);
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.disclaimer i{color:var(--jade);}

/* ---------- 底部 CTA ---------- */
.cta-band{
  margin-top:var(--sec-space);
  background:var(--ink);
  border-radius:var(--r-card);
  padding:clamp(32px,5vw,64px);
  display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,124,102,.42),transparent 68%);
}
.cta-band h2{color:#fff;font-size:clamp(26px,3vw,40px);line-height:1.2;margin-bottom:14px;position:relative;}
.cta-band p{color:rgba(255,255,255,.72);position:relative;max-width:520px;}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px;}
.cta-phone{
  display:inline-flex;align-items:center;gap:10px;
  color:#fff;font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
  border-bottom:1px solid rgba(255,255,255,.3);padding-bottom:4px;
}
.cta-phone:hover{color:var(--amber);}
.addr-note{position:relative;margin-top:16px;color:rgba(255,255,255,.5);font-size:13px;grid-column:1/-1;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);margin-top:var(--sec-space);padding:clamp(48px,6vw,80px) 0 28px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;}
.foot-brand p{font-size:14px;line-height:1.85;margin-top:16px;max-width:320px;color:rgba(255,255,255,.6);}
.foot-title{font-size:15px;color:#fff;font-weight:800;margin-bottom:16px;}
.foot-list{display:flex;flex-direction:column;gap:11px;font-size:14px;}
.foot-list a{color:rgba(255,255,255,.68);}
.foot-list a:hover{color:var(--amber);}
.foot-contact strong{color:#fff;font-variant-numeric:tabular-nums;}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 底部转化条 ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1035;
  grid-template-columns:repeat(3,1fr);
  background:var(--white);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -8px 24px -18px rgba(18,20,26,.5);
}
.mobile-bar a{
  min-height:54px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:12px;color:var(--t2);font-weight:600;
}
.mobile-bar a i{font-size:15px;color:var(--jade);}
.mobile-bar a.primary{background:var(--jade);color:#fff;}
.mobile-bar a.primary i{color:#fff;}
.desk-fab{
  position:fixed;right:26px;bottom:26px;z-index:1035;
  display:flex;flex-direction:column;gap:10px;align-items:flex-end;
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.desk-fab.is-show{opacity:1;pointer-events:auto;transform:translateY(0);}
.fab-btn{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--white);color:var(--t1);
  border:1px solid var(--line);border-radius:999px;
  padding:12px 20px;font-size:14px;font-weight:700;min-height:46px;
  box-shadow:var(--shadow-1);
}
.fab-btn:hover{border-color:rgba(14,124,102,.45);color:var(--jade-deep);}
.fab-btn.jade{background:var(--jade);border-color:var(--jade);color:#fff;}
.fab-btn.jade:hover{background:var(--jade-deep);color:#fff;}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .faq-layout{grid-template-columns:1fr;}
  .side-stack{position:static;}
}
@media (max-width:991px){
  body{padding-top:106px;}
  .nav-menu,.nav-login{display:none;}
  .nav-toggle{display:flex;}
  .nav-inner{height:64px;}
  .cta-band{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  body{padding-top:98px;font-size:15px;}
  .topbar-text{display:none;}
  .topbar{height:38px;}
  .page-hero{border-radius:12px;}
  .accordion-button{font-size:16px;padding:17px 18px;}
  .accordion-body{padding:2px 18px 20px;font-size:14.5px;}
  .mobile-bar{display:grid;}
  .desk-fab{display:none;}
  .site-footer{padding-bottom:88px;}
}
@media (max-width:575px){
  .topbar-right{gap:10px;}
  .topbar-clock{font-size:12px;}
  .jump-row a{font-size:13px;padding:8px 14px;}
  .foot-grid{grid-template-columns:1fr;}
  .brand{font-size:18px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn-jade,.cta-actions .btn-ghost{width:100%;}
}