/* roulang page: index */
:root{
  --brand:#0E5C55;
  --brand-deep:#083F3A;
  --brand-mid:#1C8C7A;
  --mint:#2BB3A3;
  --coral:#F26B4A;
  --coral-deep:#D95536;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --sand:#EFEBE2;
  --text:#1C2B2A;
  --muted:#5C6B69;
  --faint:#8A9694;
  --line:#E5E0D6;
  --line-strong:rgba(14,92,85,.22);
  --radius:24px;
  --radius-lg:28px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(14,92,85,.10);
  --shadow-hover:0 24px 56px rgba(14,92,85,.16);
  --grad:linear-gradient(135deg,#0E5C55 0%,#1C8C7A 48%,#2BB3A3 100%);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --gutter:24px;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  padding:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5,h6{
  margin:0 0 16px;
  font-family:var(--font);
  color:var(--text);
  font-weight:700;
  letter-spacing:.01em;
  line-height:1.3;
}
h1{font-size:clamp(30px,5vw,52px);}
h2{font-size:clamp(24px,3.2vw,36px);}
h3{font-size:clamp(19px,2vw,23px);font-weight:600;}
h4{font-size:18px;font-weight:600;}
p{margin:0 0 18px;color:var(--muted);}

a{color:var(--brand);text-decoration:none;transition:color 200ms ease;}
a:hover{color:var(--brand-mid);}

img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}

button,input,select,textarea{font-family:inherit;font-size:16px;}

::selection{background:rgba(43,179,163,.28);color:var(--brand-deep);}

.numeric{font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media screen and (min-width:1280px){
  .container{max-width:1280px;}
}

/* ---------- Foundation 栅格定制 ---------- */
.grid-x{display:flex;flex-wrap:wrap;}
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-x.grid-margin-x > .cell{margin-left:12px;margin-right:12px;margin-bottom:24px;}
.grid-margin-x > .cell.small-12{width:calc(100% - 24px);}
.grid-margin-x > .cell.small-6{width:calc(50% - 24px);}
@media screen and (min-width:640px){
  .grid-margin-x > .cell.medium-6{width:calc(50% - 24px);}
  .grid-margin-x > .cell.medium-4{width:calc(33.3333% - 24px);}
  .grid-margin-x > .cell.medium-8{width:calc(66.6667% - 24px);}
}
@media screen and (min-width:1024px){
  .grid-margin-x > .cell.large-3{width:calc(25% - 24px);}
  .grid-margin-x > .cell.large-4{width:calc(33.3333% - 24px);}
  .grid-margin-x > .cell.large-5{width:calc(41.6667% - 24px);}
  .grid-margin-x > .cell.large-6{width:calc(50% - 24px);}
  .grid-margin-x > .cell.large-7{width:calc(58.3333% - 24px);}
  .grid-margin-x > .cell.large-8{width:calc(66.6667% - 24px);}
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-size:18px;
  font-weight:700;
  color:var(--brand-deep);
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--brand);}
.brand-mark{
  width:36px;height:36px;
  border-radius:11px;
  background:var(--grad);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:15px;
  font-weight:700;
  box-shadow:0 8px 18px rgba(14,92,85,.24);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:12px;
  flex:1 1 auto;
  min-width:0;
  overflow-x:auto;
  scrollbar-width:none;
}
.main-nav::-webkit-scrollbar{display:none;}
.main-nav a{
  display:inline-block;
  padding:9px 14px;
  border-radius:10px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:all 200ms ease;
}
.main-nav a:hover{background:rgba(14,92,85,.07);color:var(--brand);}
.main-nav a.is-active{background:rgba(14,92,85,.10);color:var(--brand);font-weight:600;}
.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.command-search{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--sand);
  border:1px solid var(--line);
  border-radius:10px;
  padding:0 12px;
  height:42px;
  min-width:210px;
  transition:all 200ms ease;
}
.command-search:focus-within{
  border-color:var(--mint);
  background:#fff;
  box-shadow:0 0 0 4px rgba(43,179,163,.14);
}
.command-search i{color:var(--faint);font-size:14px;}
.command-search input{
  border:0;
  outline:0;
  background:transparent;
  height:40px;
  width:100%;
  font-size:14px;
  color:var(--text);
}
.command-search input::placeholder{color:var(--faint);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:17px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:all 200ms ease;
}
.nav-toggle:hover{background:var(--sand);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  border-radius:12px;
  padding:14px 22px;
  border:1px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:transform 220ms ease,background 220ms ease,box-shadow 220ms ease,color 220ms ease,border-color 220ms ease;
}
.btn:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:2px;}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 12px 26px rgba(242,107,74,.26);}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 16px 32px rgba(242,107,74,.32);}
.btn-outline{background:transparent;border-color:var(--line-strong);color:var(--brand);}
.btn-outline:hover{background:rgba(14,92,85,.07);color:var(--brand);transform:translateY(-1px);}
.btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.34);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:11px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0;}
.section-sand{background:var(--sand);}
.section-dark{
  background:linear-gradient(160deg,#083F3A 0%,#0E5C55 100%);
  color:#F7F5F0;
  position:relative;
  overflow:hidden;
}
.section-dark h2,.section-dark h3,.section-dark h4{color:#F7F5F0;}
.section-dark p{color:rgba(247,245,240,.78);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--brand);
  background:rgba(43,179,163,.14);
  border-radius:999px;
  padding:7px 14px;
  margin-bottom:16px;
}
.eyebrow.on-dark{color:#EAF6F3;background:rgba(255,255,255,.14);}
.section-head p{font-size:16.5px;margin-bottom:0;}
.title-line{
  display:block;
  width:56px;
  height:4px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--brand) 0%,var(--mint) 100%);
  margin-bottom:20px;
}
.center .title-line{margin-left:auto;margin-right:auto;}
.on-dark .title-line{background:linear-gradient(90deg,var(--mint) 0%,var(--coral) 100%);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--grad);
  color:#F7F5F0;
  padding:84px 0 76px;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:.20;
  mix-blend-mode:luminosity;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(760px 420px at 78% 12%,rgba(255,255,255,.18),transparent 62%);
  pointer-events:none;
}
.hero-deco{
  position:absolute;
  right:-60px;
  bottom:-70px;
  width:520px;
  opacity:.10;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  align-items:center;
}
.hero-title{color:#fff;margin-bottom:18px;}
.hero-title-brand{
  display:block;
  font-size:clamp(20px,2.4vw,26px);
  font-weight:600;
  letter-spacing:.08em;
  color:rgba(255,255,255,.86);
  margin-bottom:10px;
}
.hero-title-main{
  display:block;
  font-size:clamp(30px,5vw,50px);
  font-weight:700;
  line-height:1.22;
}
.hero-sub{
  font-size:clamp(16px,1.6vw,18px);
  color:rgba(255,255,255,.88);
  max-width:520px;
  margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.hero-badges li{
  font-size:13.5px;
  color:rgba(255,255,255,.9);
  border:1px solid rgba(255,255,255,.3);
  background:rgba(255,255,255,.10);
  border-radius:999px;
  padding:7px 14px;
}
.hero-panel{
  background:rgba(255,255,255,.96);
  border-radius:var(--radius-lg);
  padding:28px;
  box-shadow:0 28px 60px rgba(4,32,29,.28);
  color:var(--text);
}
.hero-panel-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:20px;
}
.hero-panel-head h2{
  font-size:17px;
  font-weight:600;
  margin:0;
  color:var(--brand-deep);
}
.pulse-dot{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  color:var(--brand);
  background:rgba(43,179,163,.14);
  border-radius:999px;
  padding:6px 12px;
}
.pulse-dot::before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--mint);
  box-shadow:0 0 0 4px rgba(43,179,163,.18);
}
.metric-list{display:grid;gap:14px;}
.metric-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding:14px 16px;
  border-radius:16px;
  background:var(--bg);
  border:1px solid var(--line);
}
.metric-row strong{
  font-size:26px;
  font-weight:700;
  color:var(--brand-deep);
  font-variant-numeric:tabular-nums;
}
.metric-row strong small{font-size:14px;font-weight:600;margin-left:2px;}
.metric-row span{font-size:13.5px;color:var(--muted);text-align:right;}
.hero-panel-note{
  margin:18px 0 0;
  font-size:13px;
  color:var(--faint);
  line-height:1.7;
}

/* ---------- 信任条 ---------- */
.trust-bar{padding:34px 0;background:#fff;border-bottom:1px solid var(--line);}
.trust-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.trust-item{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:14.5px;
  color:var(--muted);
}
.trust-item i{
  width:40px;height:40px;
  flex-shrink:0;
  border-radius:12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(43,179,163,.13);
  color:var(--brand);
  font-size:16px;
}
.trust-item strong{display:block;color:var(--text);font-size:15px;font-weight:600;}

/* ---------- 痛点提问 ---------- */
.pain-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  height:100%;
  transition:transform 220ms ease,box-shadow 220ms ease,border-color 220ms ease;
}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.pain-num{
  font-size:14px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--coral);
  font-variant-numeric:tabular-nums;
  display:block;
  margin-bottom:14px;
}
.pain-card h3{font-size:18.5px;margin-bottom:10px;}
.pain-card p{font-size:14.5px;margin:0;}

/* ---------- Bento 方案 ---------- */
.bento-main{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  height:100%;
  transition:transform 220ms ease,box-shadow 220ms ease;
}
.bento-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.bento-main figure{margin:0;position:relative;aspect-ratio:16/9;overflow:hidden;}
.bento-main figure img{width:100%;height:100%;object-fit:cover;}
.bento-main figure::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,63,58,0) 36%,rgba(8,63,58,.72) 100%);
}
.bento-body{padding:28px;}
.bento-body h3{font-size:22px;margin-bottom:12px;}
.bento-body p{font-size:15px;margin-bottom:18px;}
.check-list{display:grid;gap:10px;margin-bottom:22px;}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:14.5px;
  color:var(--muted);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:7px;
  width:16px;height:16px;
  border-radius:6px;
  background:rgba(43,179,163,.22);
  box-shadow:inset 0 0 0 2px var(--mint);
}
.mini-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  height:100%;
  display:flex;
  flex-direction:column;
  transition:transform 220ms ease,box-shadow 220ms ease,border-color 220ms ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.mini-icon{
  width:46px;height:46px;
  border-radius:14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(242,107,74,.12);
  color:var(--coral-deep);
  font-size:18px;
  margin-bottom:18px;
}
.mini-card h3{font-size:18.5px;margin-bottom:10px;}
.mini-card p{font-size:14.5px;flex:1 1 auto;}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14.5px;
  font-weight:600;
  color:var(--brand);
}
.card-link i{transition:transform 200ms ease;}
.card-link:hover i{transform:translateX(4px);}

/* ---------- 数据带 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-badge{
  border-radius:20px;
  padding:26px 22px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  transition:transform 220ms ease,background 220ms ease;
}
.stat-badge:hover{transform:translateY(-4px);background:rgba(255,255,255,.13);}
.stat-badge .num{
  display:block;
  font-size:clamp(26px,3vw,34px);
  font-weight:700;
  color:#fff;
  line-height:1.15;
  font-variant-numeric:tabular-nums;
}
.stat-badge .num small{font-size:15px;font-weight:600;margin-left:3px;}
.stat-badge .cap{
  display:block;
  margin-top:10px;
  font-size:13px;
  color:rgba(247,245,240,.72);
  line-height:1.65;
}
.stat-source{
  margin-top:26px;
  font-size:12.5px;
  color:rgba(247,245,240,.58);
}

/* ---------- 资讯列表（CMS） ---------- */
.news-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  height:100%;
  display:flex;
  flex-direction:column;
  transition:transform 220ms ease,box-shadow 220ms ease,border-color 220ms ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.news-cover{
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--sand);
}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.news-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:12px;
  font-size:13px;
  color:var(--faint);
}
.tag{
  display:inline-flex;
  align-items:center;
  font-size:12.5px;
  font-weight:600;
  color:var(--brand);
  background:rgba(43,179,163,.14);
  border-radius:999px;
  padding:5px 11px;
}
.news-body h3{font-size:18px;margin-bottom:10px;}
.news-body h3 a{color:var(--text);}
.news-body h3 a:hover{color:var(--brand);}
.news-summary{
  font-size:14.5px;
  color:var(--muted);
  margin:0 0 18px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1 1 auto;
}
.news-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:16px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--faint);
}
.news-foot .card-link{font-size:13.5px;}
.empty-state{
  background:#fff;
  border:1px dashed var(--line-strong);
  border-radius:var(--radius);
  padding:52px 24px;
  text-align:center;
}
.empty-state i{font-size:26px;color:var(--mint);display:block;margin-bottom:14px;}
.empty-state p{margin:0 0 16px;font-size:15px;}

/* ---------- 流程 ---------- */
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  position:relative;
}
.flow-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 22px;
  position:relative;
  transition:transform 220ms ease,box-shadow 220ms ease;
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.flow-step{
  width:38px;height:38px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-size:15px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:17px;margin-bottom:8px;}
.flow-item p{font-size:14px;margin:0;}

/* ---------- 表单与弹层 ---------- */
.form-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:34px;
  box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field input,.field select,.field textarea{
  width:100%;
  border:1px solid var(--line);
  background:var(--bg);
  border-radius:12px;
  padding:13px 15px;
  font-size:15px;
  color:var(--text);
  outline:none;
  transition:border-color 200ms ease,box-shadow 200ms ease,background 200ms ease;
}
.field textarea{min-height:118px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--mint);
  background:#fff;
  box-shadow:0 0 0 4px rgba(43,179,163,.14);
}
.field input::placeholder,.field textarea::placeholder{color:var(--faint);}
.consent{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.7;
}
.consent input{
  width:18px;height:18px;
  margin-top:3px;
  accent-color:var(--brand);
  flex-shrink:0;
}
.consent a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.form-side{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  height:100%;
}
.form-side h3{font-size:18px;margin-bottom:14px;}
.form-side .check-list{margin-bottom:0;}
.form-note{font-size:12.5px;color:var(--faint);margin:14px 0 0;}

.modal-mask{
  position:fixed;
  inset:0;
  z-index:200;
  background:rgba(8,40,37,.55);
  backdrop-filter:blur(3px);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  opacity:0;
  visibility:hidden;
  transition:opacity 240ms ease,visibility 240ms ease;
}
.modal-mask.is-open{opacity:1;visibility:visible;}
.modal-card{
  width:100%;
  max-width:600px;
  max-height:88vh;
  overflow-y:auto;
  background:#fff;
  border-radius:var(--radius-lg);
  padding:32px;
  box-shadow:0 30px 70px rgba(4,32,29,.36);
  transform:translateY(14px);
  transition:transform 260ms ease;
}
.modal-mask.is-open .modal-card{transform:translateY(0);}
.modal-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-bottom:22px;
}
.modal-head h2{font-size:22px;margin-bottom:6px;}
.modal-head p{font-size:14px;margin:0;}
.modal-close{
  width:40px;height:40px;
  flex-shrink:0;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:16px;
  cursor:pointer;
  transition:all 200ms ease;
}
.modal-close:hover{background:var(--sand);color:var(--text);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  transition:border-color 220ms ease,box-shadow 220ms ease;
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 24px;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:-3px;}
.faq-mark{
  width:30px;height:30px;
  flex-shrink:0;
  border-radius:10px;
  background:rgba(43,179,163,.14);
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:600;
  transition:transform 240ms ease,background 240ms ease;
}
.faq-item[open] .faq-mark{transform:rotate(45deg);background:rgba(242,107,74,.14);color:var(--coral-deep);}
.faq-answer{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}
.faq-answer p:last-child{margin-bottom:0;}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  background:var(--grad);
  color:#F7F5F0;
  padding:56px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:0 26px 56px rgba(14,92,85,.24);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;top:-90px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),transparent 66%);
}
.cta-band-text{position:relative;z-index:2;max-width:640px;}
.cta-band h2{color:#fff;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.86);margin:0;font-size:15.5px;}
.cta-band-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-deep);
  color:#F7F5F0;
  padding-top:68px;
  position:relative;
  overflow:hidden;
}
.footer-deco{
  position:absolute;
  left:-70px;
  top:-60px;
  width:420px;
  opacity:.07;
  pointer-events:none;
}
.footer-inner{position:relative;z-index:2;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:46px;
  border-bottom:1px solid rgba(247,245,240,.16);
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
}
.footer-brand .brand-mark{box-shadow:none;background:rgba(255,255,255,.16);}
.footer-desc{font-size:14px;color:rgba(247,245,240,.72);margin:0;max-width:320px;}
.footer-col h3{
  font-size:14px;
  font-weight:600;
  color:rgba(247,245,240,.62);
  letter-spacing:.08em;
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(247,245,240,.84);}
.footer-col a:hover{color:var(--mint);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:24px 0 30px;
  font-size:13px;
  color:rgba(247,245,240,.6);
}

/* ---------- 动效 ---------- */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity 420ms ease,transform 420ms ease;
}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:190;
  background:rgba(8,40,37,.5);
  opacity:0;
  visibility:hidden;
  transition:opacity 240ms ease,visibility 240ms ease;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;}
.mobile-drawer-inner{
  position:absolute;
  top:0;right:0;
  width:min(88vw,360px);
  height:100%;
  background:var(--bg);
  padding:22px;
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform 280ms ease;
  display:flex;
  flex-direction:column;
}
.mobile-drawer.is-open .mobile-drawer-inner{transform:translateX(0);}
.mobile-drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:22px;
}
.mobile-drawer nav{display:grid;gap:6px;margin-bottom:22px;}
.mobile-drawer nav a{
  display:block;
  padding:14px 16px;
  border-radius:12px;
  font-size:15.5px;
  font-weight:500;
  color:var(--muted);
  background:#fff;
  border:1px solid var(--line);
}
.mobile-drawer nav a.is-active{color:var(--brand);border-color:var(--line-strong);font-weight:600;}
.mobile-drawer .command-search{min-width:0;width:100%;margin-bottom:16px;background:#fff;}
.mobile-drawer .btn{margin-top:auto;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .section{padding:64px 0;}
  .main-nav{display:none;}
  .nav-actions .command-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .trust-grid{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 32px;}
}
@media screen and (max-width:767px){
  .section{padding:52px 0;}
  .form-grid{grid-template-columns:1fr;}
  .form-panel{padding:24px;}
  .hero{padding:60px 0 56px;}
  .hero-cta .btn{width:100%;}
  .modal-mask{align-items:flex-end;padding:0;}
  .modal-card{
    max-width:100%;
    max-height:92vh;
    border-radius:24px 24px 0 0;
    padding:24px 20px 30px;
    transform:translateY(24px);
  }
  .section-head{margin-bottom:32px;}
}
@media screen and (max-width:639px){
  .trust-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-panel{padding:22px;}
  .metric-row{flex-direction:column;align-items:flex-start;gap:4px;}
  .metric-row span{text-align:left;}
  .cta-band{padding:34px 24px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --brand:#0E5C55;
  --brand-deep:#083F3A;
  --coral:#F26B4A;
  --coral-deep:#D95536;
  --mint:#2BB3A3;
  --sand:#F7F5F0;
  --sand-2:#EFEBE2;
  --card:#FFFFFF;
  --ink:#1C2B2A;
  --ink-2:#5C6B69;
  --ink-3:#8A9694;
  --line:#E5E0D6;
  --line-strong:rgba(14,92,85,.22);
  --grad:linear-gradient(135deg,#0E5C55 0%,#1C8C7A 48%,#2BB3A3 100%);
  --radius-xl:28px;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(14,92,85,.10);
  --shadow-hover:0 24px 56px rgba(14,92,85,.16);
  --ease:220ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease);}
a:hover{color:var(--coral);}
button,input,textarea,select{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:.01em;}
:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:2px;}
.foundation-reset{display:block;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,240,.9);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:20px;min-height:74px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand:hover{color:var(--brand);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:13px;font-weight:700;letter-spacing:.04em;
  box-shadow:0 8px 18px rgba(14,92,85,.24);
}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px;}
.main-nav a{
  padding:9px 14px;border-radius:10px;font-size:15px;font-weight:500;
  color:var(--ink-2);white-space:nowrap;
}
.main-nav a:hover{background:var(--sand-2);color:var(--brand);}
.main-nav a.is-active{background:rgba(14,92,85,.08);color:var(--brand);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:8px;
  height:40px;width:250px;padding:0 12px;
  background:var(--sand-2);border:1px solid transparent;border-radius:10px;
  transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.command-search i{color:var(--ink-3);font-size:14px;}
.command-search input{
  border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink);
}
.command-search input::placeholder{color:var(--ink-3);}
.command-search:focus-within{
  background:#fff;border-color:var(--line-strong);
  box-shadow:0 0 0 3px rgba(43,179,163,.14);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:12px;
  padding:13px 22px;font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;text-align:center;text-decoration:none;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn:active{transform:scale(.98);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px rgba(242,107,74,.26);}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);}
.btn-outline{background:transparent;border-color:var(--line-strong);color:var(--brand);}
.btn-outline:hover{background:rgba(14,92,85,.06);color:var(--brand);}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.36);color:#F7F5F0;}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--brand);cursor:pointer;
}
.nav-search-mobile{display:none;}

/* ---------- 页面头部 ---------- */
.page-head{
  position:relative;overflow:hidden;
  padding:44px 0 58px;color:#F7F5F0;
  background-image:
    linear-gradient(120deg,rgba(8,63,58,.92) 0%,rgba(14,92,85,.88) 52%,rgba(28,140,122,.86) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-head::after{
  content:"";position:absolute;inset:auto -10% -40% 40%;
  height:220px;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.18),transparent 62%);
  pointer-events:none;
}
.head-deco{
  position:absolute;inset:0;width:100%;height:100%;opacity:.10;pointer-events:none;
}
.head-inner{position:relative;z-index:2;max-width:900px;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:rgba(247,245,240,.72);margin-bottom:20px;
}
.breadcrumb a{color:rgba(247,245,240,.86);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:rgba(247,245,240,.66);}
.head-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);color:#fff;
  margin-bottom:18px;
}
.page-head h1{
  font-size:clamp(28px,4.4vw,44px);font-weight:700;color:#fff;
  max-width:16em;margin-bottom:18px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13.5px;color:rgba(247,245,240,.82);}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--mint);}

/* ---------- 正文布局 ---------- */
.section{padding:72px 0 88px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,820px) 320px;
  gap:36px;align-items:start;justify-content:center;
}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-xl);
  box-shadow:var(--shadow);padding:40px 44px;
}
.article-prose{font-size:17px;line-height:1.85;color:var(--ink);}
.article-prose > *:first-child{margin-top:0;}
.article-prose p{margin:0 0 20px;}
.article-prose h2{
  position:relative;font-size:clamp(22px,2.4vw,28px);font-weight:700;
  margin:40px 0 16px;padding-left:16px;color:var(--brand-deep);
}
.article-prose h2::before{
  content:"";position:absolute;left:0;top:.18em;width:4px;height:1.05em;
  border-radius:4px;background:var(--grad);
}
.article-prose h3{font-size:20px;font-weight:600;margin:28px 0 12px;color:var(--brand);}
.article-prose h4{font-size:17px;font-weight:600;margin:22px 0 10px;}
.article-prose ul,.article-prose ol{margin:0 0 20px;padding-left:24px;}
.article-prose li{margin-bottom:10px;}
.article-prose ul li::marker{color:var(--mint);}
.article-prose ol li::marker{color:var(--coral);font-weight:600;}
.article-prose blockquote{
  margin:24px 0;padding:16px 22px;border-left:3px solid var(--brand);
  background:rgba(43,179,163,.09);border-radius:0 14px 14px 0;color:var(--ink-2);
}
.article-prose img{border-radius:16px;margin:24px auto;box-shadow:0 14px 32px rgba(14,92,85,.12);}
.article-prose a{color:var(--brand);font-weight:500;border-bottom:1px solid rgba(14,92,85,.32);}
.article-prose a:hover{color:var(--coral);border-color:rgba(242,107,74,.5);}
.article-prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-prose th,.article-prose td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-prose th{background:var(--sand-2);font-weight:600;color:var(--brand-deep);}
.article-prose tr:nth-child(even) td{background:rgba(247,245,240,.7);}
.article-prose pre{
  background:var(--brand-deep);color:#DCEBE8;padding:18px 20px;border-radius:14px;
  overflow:auto;font-size:14px;line-height:1.7;margin:24px 0;
}
.article-prose code{
  background:rgba(14,92,85,.08);color:var(--brand-deep);
  padding:2px 6px;border-radius:6px;font-size:.94em;
}
.article-prose pre code{background:transparent;color:inherit;padding:0;}
.article-prose hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

.empty-state{
  text-align:center;padding:56px 20px;border:1px dashed var(--line-strong);
  border-radius:var(--radius-lg);background:var(--sand);
}
.empty-state i{font-size:30px;color:var(--mint);margin-bottom:14px;display:block;}
.empty-state h2{font-size:22px;margin-bottom:10px;color:var(--brand-deep);}
.empty-state p{color:var(--ink-2);margin-bottom:20px;}

/* ---------- 标签与分享 ---------- */
.article-foot{margin-top:40px;padding-top:26px;border-top:1px solid var(--line);}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.tag{
  display:inline-flex;align-items:center;padding:7px 14px;border-radius:999px;
  font-size:13px;font-weight:500;color:var(--brand);
  background:rgba(43,179,163,.12);border:1px solid rgba(43,179,163,.22);
}
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;color:var(--ink-3);}
.share-btn{
  display:inline-flex;align-items:center;gap:8px;min-height:40px;
  padding:9px 16px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:14px;font-weight:500;cursor:pointer;
}
.share-btn:hover{border-color:var(--line-strong);color:var(--brand);background:rgba(14,92,85,.04);}

/* ---------- 侧栏 ---------- */
.aside-card{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:26px 24px;
}
.aside-card + .aside-card{margin-top:22px;position:static;}
.aside-card h3{font-size:17px;font-weight:600;color:var(--brand-deep);margin-bottom:14px;}
.aside-card p{font-size:14px;color:var(--ink-2);margin:0 0 18px;line-height:1.8;}
.aside-list{list-style:none;}
.aside-list li{border-bottom:1px dashed var(--line);}
.aside-list li:last-child{border-bottom:0;}
.aside-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 2px;font-size:14.5px;color:var(--ink-2);
}
.aside-list a:hover{color:var(--brand);}
.aside-list i{font-size:12px;color:var(--ink-3);}
.aside-cta{
  display:flex;flex-direction:column;gap:12px;margin-top:4px;
}
.aside-cta .btn{width:100%;}

/* ---------- 相关内容 ---------- */
.related{margin-top:64px;}
.related-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;margin-bottom:24px;}
.related-head h2{font-size:clamp(22px,3vw,30px);font-weight:700;color:var(--brand-deep);}
.related-head span{font-size:14px;color:var(--ink-3);}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:20px 22px 22px;}
.rel-cat{
  display:inline-block;font-size:12.5px;font-weight:600;color:var(--brand);
  background:rgba(43,179,163,.12);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.rel-body h3{font-size:17px;font-weight:600;line-height:1.55;margin-bottom:10px;color:var(--ink);}
.rel-body h3 a{color:var(--ink);}
.rel-body h3 a:hover{color:var(--brand);}
.rel-body p{font-size:14px;color:var(--ink-2);margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-time{font-size:13px;color:var(--ink-3);display:inline-flex;align-items:center;gap:7px;}

/* ---------- CTA 区 ---------- */
.cta-band{padding:0 0 88px;}
.cta-inner{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  padding:52px 56px;color:#F7F5F0;
  background-image:linear-gradient(135deg,rgba(8,63,58,.96) 0%,rgba(14,92,85,.94) 46%,rgba(28,140,122,.9) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  box-shadow:0 24px 56px rgba(14,92,85,.2);
}
.cta-inner::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  background:radial-gradient(circle,rgba(242,107,74,.34),transparent 68%);pointer-events:none;
}
.cta-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:36px;align-items:center;position:relative;z-index:2;}
.cta-inner h2{font-size:clamp(24px,3.2vw,34px);font-weight:700;color:#fff;margin-bottom:14px;}
.cta-inner p{font-size:15.5px;color:rgba(247,245,240,.86);margin:0;max-width:34em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-note{font-size:13px;color:rgba(247,245,240,.72);margin-top:16px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;overflow:hidden;background:var(--brand-deep);color:var(--sand);
  padding:64px 0 32px;margin-top:0;
}
.footer-deco{position:absolute;right:-40px;bottom:-10px;width:420px;opacity:.08;pointer-events:none;}
.footer-inner{position:relative;z-index:2;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;border-bottom:1px solid rgba(247,245,240,.16);}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,#2BB3A3,#F26B4A);box-shadow:none;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(247,245,240,.74);margin:0;max-width:30em;}
.footer-col h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(247,245,240,.76);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  padding-top:22px;font-size:13px;color:rgba(247,245,240,.62);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,780px) 300px;gap:28px;}
  .command-search{width:210px;}
}
@media (max-width:1023px){
  .container{padding:0 20px;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:310px;max-width:86vw;
    background:#fff;flex-direction:column;align-items:stretch;gap:4px;
    padding:92px 22px 32px;margin-left:0;
    transform:translateX(102%);transition:transform 280ms ease;
    box-shadow:-18px 0 48px rgba(14,92,85,.18);overflow-y:auto;z-index:90;
  }
  .main-nav.is-open{transform:translateX(0);}
  .main-nav a{padding:14px 14px;font-size:16px;border-radius:12px;}
  .nav-search-mobile{display:flex;margin-bottom:10px;}
  .command-search{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-actions .btn-primary{display:none;}
  .section{padding:56px 0 68px;}
  .article-card{padding:32px 28px;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .aside-card{position:static;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .cta-grid{grid-template-columns:1fr;gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .cta-inner{padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:639px){
  .nav-wrap{min-height:66px;gap:12px;}
  .page-head{padding:30px 0 42px;}
  .page-head h1{font-size:26px;}
  .section{padding:44px 0 56px;}
  .article-card{padding:26px 20px;border-radius:20px;}
  .article-prose{font-size:16px;}
  .article-prose h2{font-size:21px;margin-top:32px;}
  .article-prose h3{font-size:18px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-inner{padding:32px 22px;border-radius:20px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;}
}
.reveal{opacity:0;transform:translateY(12px);transition:opacity 420ms ease,transform 420ms ease;}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --brand:#0E5C55;
  --brand-deep:#083F3A;
  --coral:#F26B4A;
  --coral-deep:#D95536;
  --mint:#2BB3A3;
  --sand:#F7F5F0;
  --sand-soft:#EFEBE2;
  --card:#FFFFFF;
  --text:#1C2B2A;
  --text-sub:#5C6B69;
  --text-weak:#8A9694;
  --line:#E5E0D6;
  --line-strong:rgba(14,92,85,.22);
  --grad-brand:linear-gradient(135deg,#0E5C55 0%,#1C8C7A 48%,#2BB3A3 100%);
  --radius-sm:12px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-xl:28px;
  --shadow-sm:0 8px 22px rgba(14,92,85,.08);
  --shadow-md:0 18px 40px rgba(14,92,85,.10);
  --shadow-lg:0 24px 56px rgba(14,92,85,.16);
  --space-section:88px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box;}
html{-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);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--coral);}
h1,h2,h3,h4{margin:0 0 16px;color:var(--text);letter-spacing:.01em;line-height:1.35;}
h1{font-size:clamp(30px,5vw,52px);font-weight:700;}
h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;}
h3{font-size:21px;font-weight:600;}
p{margin:0 0 18px;color:var(--text-sub);}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1280px){.container{max-width:1280px;}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:74px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  font-size:17px;
  color:var(--brand-deep);
  white-space:nowrap;
  letter-spacing:.01em;
}
.brand:hover{color:var(--brand);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:11px;
  background:var(--grad-brand);
  color:#fff;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  box-shadow:0 8px 18px rgba(14,92,85,.24);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:8px;
}
.main-nav a{
  display:inline-flex;
  align-items:center;
  padding:9px 14px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text-sub);
  font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.main-nav a:hover{background:var(--sand-soft);color:var(--brand);}
.main-nav a.is-active{background:rgba(43,179,163,.14);color:var(--brand);font-weight:600;}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.command-search{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--sand-soft);
  border:1px solid var(--line);
  border-radius:10px;
  padding:8px 12px;
  min-width:236px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.command-search i{color:var(--text-weak);font-size:13px;}
.command-search input{
  border:0;
  outline:0;
  background:transparent;
  font-size:14px;
  color:var(--text);
  width:100%;
  min-height:22px;
}
.command-search input::placeholder{color:var(--text-weak);}
.command-search:focus-within{
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 6px 18px rgba(14,92,85,.14);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius-sm);
  padding:13px 22px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  min-height:46px;
  line-height:1.2;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px rgba(242,107,74,.26);}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn-ghost:hover{background:rgba(14,92,85,.06);color:var(--brand-deep);transform:translateY(-1px);}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:10px 16px;font-size:14px;min-height:42px;}
.btn:disabled{opacity:.45;cursor:not-allowed;}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:17px;
  cursor:pointer;
}
.nav-toggle:hover{background:var(--sand-soft);}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--text-weak);
  padding:22px 0 0;
}
.crumb a{color:var(--text-sub);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{width:14px;height:1px;background:var(--line);display:inline-block;}
.crumb .current{color:var(--text-weak);}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;
  margin-top:20px;
  border-radius:var(--radius-xl);
  overflow:hidden;
  background:var(--grad-brand);
  color:#F7F5F0;
  padding:62px 56px 56px;
  box-shadow:var(--shadow-md);
  isolation:isolate;
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 82% 18%,rgba(255,255,255,.20),transparent 46%),
    radial-gradient(circle at 12% 82%,rgba(43,179,163,.34),transparent 52%);
  z-index:-1;
}
.cat-hero .hero-pattern{
  position:absolute;
  right:-40px;
  bottom:-30px;
  width:420px;
  opacity:.10;
  z-index:-1;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);
  border-radius:999px;
  padding:7px 15px;
  font-size:13.5px;
  color:#F7F5F0;
  margin-bottom:20px;
}
.cat-hero h1{color:#fff;max-width:15em;margin-bottom:16px;}
.cat-hero .hero-sub{
  font-size:17px;
  color:rgba(247,245,240,.86);
  max-width:34em;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:26px;
  margin-top:34px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.22);
}
.hero-meta div{font-size:13.5px;color:rgba(247,245,240,.78);}
.hero-meta strong{
  display:block;
  font-size:22px;
  color:#fff;
  font-weight:700;
  letter-spacing:.01em;
}

/* ---------- 锚点导航 ---------- */
.anchor-bar{
  position:sticky;
  top:74px;
  z-index:40;
  background:rgba(247,245,240,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  margin-top:22px;
}
.anchor-inner{
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding:12px 0;
  scrollbar-width:thin;
}
.anchor-inner a{
  flex:0 0 auto;
  padding:8px 15px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;
  color:var(--text-sub);
  transition:all .2s ease;
}
.anchor-inner a:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);box-shadow:var(--shadow-sm);}

/* ---------- 板块 ---------- */
section.block{padding:var(--space-section) 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--brand);
  background:rgba(43,179,163,.12);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:16px;
}
.section-head p{margin-bottom:0;font-size:16px;}

/* ---------- 左文右图 ---------- */
.split{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;
  align-items:center;
}
.split .lead-text p{font-size:16px;line-height:1.85;}
.split-img{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-md);
  background:#fff;
}
.split-img img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;}
.split ul.check{display:grid;gap:12px;margin:22px 0 6px;}
.split ul.check li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15.5px;
  color:var(--text-sub);
}
.split ul.check i{color:var(--mint);margin-top:5px;font-size:14px;}

/* ---------- 数据徽章带 ---------- */
.stats-band{
  background:var(--brand-deep);
  border-radius:var(--radius-xl);
  padding:44px 40px;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:26px;
  color:#F7F5F0;
  position:relative;
  overflow:hidden;
}
.stats-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 88% 12%,rgba(43,179,163,.30),transparent 48%);
  pointer-events:none;
}
.stat-item{position:relative;z-index:1;}
.stat-item .num{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  color:#fff;
  line-height:1.2;
}
.stat-item .num span{font-size:16px;font-weight:600;margin-left:4px;color:rgba(247,245,240,.82);}
.stat-item .label{margin-top:8px;font-size:14px;color:rgba(247,245,240,.86);}
.stat-item .note{margin-top:4px;font-size:12.5px;color:rgba(247,245,240,.58);}

/* ---------- 能力卡片 ---------- */
.cap-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.cap-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:28px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--line-strong);}
.cap-card .icon{
  width:46px;height:46px;
  border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(43,179,163,.14);
  color:var(--brand);
  font-size:18px;
  margin-bottom:16px;
}
.cap-card h3{margin-bottom:10px;font-size:19px;}
.cap-card p{margin-bottom:0;font-size:15px;}
.cap-card .tagline{
  display:inline-block;
  margin-top:16px;
  font-size:13px;
  color:var(--coral);
  font-weight:600;
}

/* ---------- 选型对照表 ---------- */
.table-wrap{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
table.spec{
  width:100%;
  border-collapse:collapse;
  font-size:15px;
}
table.spec th,table.spec td{
  padding:18px 22px;
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
table.spec thead th{
  background:var(--sand-soft);
  color:var(--brand-deep);
  font-weight:600;
  font-size:14px;
  letter-spacing:.02em;
}
table.spec tbody tr:last-child td{border-bottom:0;}
table.spec tbody tr:hover{background:rgba(43,179,163,.05);}
table.spec td strong{color:var(--text);font-weight:600;}
.pill{
  display:inline-block;
  padding:4px 11px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
}
.pill-mint{background:rgba(43,179,163,.14);color:#12756A;}
.pill-coral{background:rgba(242,107,74,.12);color:#C24A2C;}
.pill-sand{background:var(--sand-soft);color:var(--text-sub);}

/* ---------- 场景列表 ---------- */
.scene-list{display:grid;gap:18px;}
.scene-item{
  display:grid;
  grid-template-columns:64px minmax(0,1fr) auto;
  gap:22px;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:24px 28px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.scene-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--line-strong);}
.scene-no{
  font-size:22px;
  font-weight:700;
  color:var(--brand);
  background:rgba(43,179,163,.12);
  border-radius:14px;
  width:52px;height:52px;
  display:flex;align-items:center;justify-content:center;
}
.scene-item h3{margin-bottom:6px;font-size:18px;}
.scene-item p{margin-bottom:0;font-size:15px;}
.scene-item .arrow{color:var(--coral);font-size:16px;}

/* ---------- 流程步骤 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
  position:relative;
}
.step{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.step .dot{
  width:34px;height:34px;
  border-radius:50%;
  background:var(--grad-brand);
  color:#fff;
  font-size:14px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{margin-bottom:0;font-size:14.5px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:var(--line-strong);box-shadow:var(--shadow-sm);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  background:transparent;
  border:0;
  padding:20px 24px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  text-align:left;
  cursor:pointer;
  min-height:44px;
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:0 0 auto;
  font-size:15px;
  color:var(--brand);
  transition:transform .24s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--coral);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a .inner{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-sub);
}

/* ---------- CTA + 表单 ---------- */
.lead-block{
  background:var(--sand-soft);
  border-radius:var(--radius-xl);
  padding:52px 48px;
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:48px;
  border:1px solid var(--line);
}
.lead-intro h2{margin-bottom:14px;}
.lead-intro p{font-size:15.5px;}
.lead-points{display:grid;gap:12px;margin-top:22px;}
.lead-points li{display:flex;gap:10px;font-size:15px;color:var(--text-sub);}
.lead-points i{color:var(--mint);margin-top:5px;font-size:13px;}
.lead-form{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px;
  box-shadow:var(--shadow-md);
}
.form-row{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13.5px;
  font-weight:600;
  color:var(--text);
  margin-bottom:7px;
}
.field input,.field select,.field textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:12px 14px;
  font-size:15px;
  font-family:inherit;
  color:var(--text);
  background:#fff;
  outline:0;
  transition:border-color .2s ease,box-shadow .2s ease;
  min-height:46px;
}
.field textarea{min-height:104px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(43,179,163,.16);
}
.privacy{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:13px;
  color:var(--text-weak);
  line-height:1.7;
  margin:6px 0 18px;
}
.privacy input{margin-top:3px;width:16px;height:16px;accent-color:var(--brand);}
.privacy a{color:var(--brand);text-decoration:underline;}
.form-note{font-size:12.5px;color:var(--text-weak);margin:14px 0 0;}
.form-success{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:var(--radius-sm);
  background:rgba(43,179,163,.12);
  color:#12756A;
  font-size:14px;
}
.form-success.is-visible{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:96px;
  background:var(--brand-deep);
  color:#F7F5F0;
  padding:64px 0 28px;
  overflow:hidden;
}
.footer-deco{
  position:absolute;
  inset:auto 0 0 auto;
  width:520px;
  opacity:.07;
  pointer-events:none;
}
.footer-inner{position:relative;z-index:1;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:38px;
  border-bottom:1px solid rgba(247,245,240,.18);
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);box-shadow:none;}
.footer-desc{color:rgba(247,245,240,.72);font-size:14.5px;margin:0;max-width:30em;}
.footer-col h3{
  font-size:14px;
  color:#fff;
  letter-spacing:.06em;
  margin-bottom:16px;
  font-weight:600;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col li{font-size:14.5px;color:rgba(247,245,240,.72);}
.footer-col a{color:rgba(247,245,240,.78);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:22px;
  font-size:13px;
  color:rgba(247,245,240,.60);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s ease,transform .42s ease;}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.001ms !important;animation-duration:.001ms !important;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-wrap{gap:14px;}
  .command-search{min-width:190px;}
  .main-nav a{padding:9px 11px;font-size:14px;}
}
@media (max-width:1023px){
  :root{--space-section:64px;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .main-nav{
    position:fixed;
    top:0;
    right:0;
    height:100vh;
    width:min(320px,86vw);
    background:#fff;
    border-left:1px solid var(--line);
    box-shadow:-18px 0 44px rgba(14,92,85,.16);
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:88px 20px 28px;
    margin:0;
    transform:translateX(102%);
    transition:transform .28s ease;
    overflow-y:auto;
    z-index:80;
  }
  body.nav-open .main-nav{transform:none;}
  .main-nav a{padding:13px 14px;font-size:15px;border-radius:12px;}
  .command-search{display:none;}
  .split{grid-template-columns:1fr;gap:34px;}
  .stats-band{grid-template-columns:repeat(2,minmax(0,1fr));padding:36px 28px;}
  .cap-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .lead-block{grid-template-columns:1fr;padding:40px 28px;gap:32px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .cat-hero{padding:48px 32px 42px;}
}
@media (max-width:639px){
  :root{--space-section:48px;}
  .container{padding:0 18px;}
  .brand span:last-child{font-size:15.5px;}
  .cat-hero{margin-top:14px;border-radius:var(--radius-lg);padding:38px 22px 34px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-meta{gap:18px;}
  .anchor-bar{top:70px;}
  .stats-band{grid-template-columns:1fr;gap:20px;padding:30px 22px;}
  .scene-item{grid-template-columns:1fr;gap:14px;padding:22px;}
  .scene-no{width:44px;height:44px;font-size:19px;}
  .steps{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .lead-form{padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  table.spec th,table.spec td{padding:14px 16px;font-size:14px;}
  .table-wrap{border-radius:var(--radius-md);}
  .table-wrap table.spec thead{display:none;}
  table.spec,tbody,tr,td{display:block;width:100%;}
  table.spec tr{border-bottom:1px solid var(--line);padding:8px 0;}
  table.spec td{border-bottom:0;padding:8px 16px;}
  table.spec td::before{
    content:attr(data-th);
    display:block;
    font-size:12.5px;
    font-weight:600;
    color:var(--brand);
    margin-bottom:4px;
  }
}

/* roulang page: category2 */
:root{
  --c-primary:#0E5C55;
  --c-primary-dark:#083F3A;
  --c-mint:#2BB3A3;
  --c-coral:#F26B4A;
  --c-coral-dark:#D95536;
  --bg:#F7F5F0;
  --bg-alt:#EFEBE2;
  --card:#FFFFFF;
  --text:#1C2B2A;
  --text-2:#5C6B69;
  --text-3:#8A9694;
  --line:#E5E0D6;
  --line-strong:rgba(14,92,85,.22);
  --grad:linear-gradient(135deg,#0E5C55 0%,#1C8C7A 48%,#2BB3A3 100%);
  --radius-lg:28px;
  --radius:24px;
  --radius-sm:14px;
  --shadow:0 18px 40px rgba(14,92,85,.10);
  --shadow-hover:0 24px 56px rgba(14,92,85,.16);
  --shadow-soft:0 8px 22px rgba(14,92,85,.07);
  --gap-section:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-dark);}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;font-weight:700;line-height:1.32;color:var(--text);}
button,input,select,textarea{font-family:inherit;font-size:16px;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.container{max-width:1280px;}}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 22px;border-radius:12px;font-weight:600;font-size:15px;
  line-height:1.2;border:1px solid transparent;transition:all .22s ease;white-space:nowrap;
}
.btn-primary{background:var(--c-coral);color:#fff;box-shadow:0 12px 26px rgba(242,107,74,.28);}
.btn-primary:hover{background:var(--c-coral-dark);color:#fff;transform:translateY(-1px);box-shadow:0 16px 32px rgba(242,107,74,.32);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--line-strong);}
.btn-outline:hover{background:rgba(14,92,85,.06);color:var(--c-primary-dark);transform:translateY(-1px);}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.4);}
.btn-ghost:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:10px 16px;font-size:14px;border-radius:10px;}
.btn:active{transform:scale(.98);}
.btn[disabled]{opacity:.45;cursor:not-allowed;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(247,245,240,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:26px;min-height:74px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--c-primary-dark);letter-spacing:.01em;}
.brand:hover{color:var(--c-primary);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--grad);
  color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:.04em;
  box-shadow:0 8px 18px rgba(14,92,85,.24);flex:0 0 auto;
}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.main-nav a{
  position:relative;padding:9px 12px;border-radius:10px;font-size:15px;color:var(--text-2);font-weight:500;transition:all .2s ease;
}
.main-nav a:hover{color:var(--c-primary-dark);background:rgba(14,92,85,.06);}
.main-nav a.is-active{color:var(--c-primary-dark);background:rgba(43,179,163,.14);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;background:var(--c-coral);
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:9px;background:var(--bg-alt);
  border:1px solid var(--line);border-radius:10px;padding:9px 13px;min-width:236px;transition:all .2s ease;
}
.command-search i{color:var(--text-3);font-size:14px;}
.command-search input{
  border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text);
}
.command-search input::placeholder{color:var(--text-3);}
.command-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(43,179,163,.18);background:#fff;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--c-primary);font-size:17px;
}
.nav-toggle:hover{background:var(--bg-alt);}

/* ============ 面包屑 ============ */
.crumbs{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-3);margin-bottom:16px;flex-wrap:wrap;}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--c-primary);}
.crumbs .sep{width:14px;height:1px;background:var(--line);display:inline-block;}
.crumbs .current{color:var(--text-3);}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background:var(--grad);
  border-bottom-left-radius:34px;border-bottom-right-radius:34px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.34;mix-blend-mode:soft-light;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 12% 8%, rgba(255,255,255,.20), transparent 62%),
    linear-gradient(115deg, rgba(8,63,58,.86) 0%, rgba(14,92,85,.68) 52%, rgba(43,179,163,.42) 100%);
}
.hero-deco{
  position:absolute;right:-40px;bottom:-30px;width:520px;max-width:70%;opacity:.10;z-index:2;pointer-events:none;
}
.page-hero-inner{
  position:relative;z-index:3;padding:64px 0 76px;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;
}
.page-hero .crumbs,.page-hero .crumbs a,.page-hero .crumbs .current{color:rgba(247,245,240,.78);}
.page-hero .crumbs a:hover{color:#fff;}
.page-hero .crumbs .sep{background:rgba(247,245,240,.4);}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(30px,5vw,50px);color:#fff;margin-bottom:16px;letter-spacing:.01em;
}
.page-hero .hero-sub{
  font-size:clamp(15px,1.6vw,18px);color:rgba(247,245,240,.9);max-width:560px;margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;}
.hero-facts span{
  display:inline-flex;align-items:center;gap:7px;padding:8px 13px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);font-size:13px;color:rgba(247,245,240,.94);
}
.hero-facts i{color:#8FE3D6;}
.hero-panel{
  background:rgba(255,255,255,.96);border-radius:var(--radius-lg);padding:28px;color:var(--text);
  box-shadow:0 30px 60px rgba(8,63,58,.28);border:1px solid rgba(255,255,255,.6);
}
.hero-panel h2{font-size:17px;margin-bottom:6px;}
.hero-panel p{font-size:13.5px;color:var(--text-2);margin-bottom:20px;}
.hero-metrics{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.metric{
  background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:16px;
}
.metric .num{font-size:26px;font-weight:700;color:var(--c-primary);font-variant-numeric:tabular-nums;line-height:1.15;}
.metric .num small{font-size:13px;font-weight:600;margin-left:2px;}
.metric .lbl{font-size:12.5px;color:var(--text-3);margin-top:4px;}

/* ============ 板块 ============ */
.section{padding:var(--gap-section) 0;}
.section-alt{background:var(--bg-alt);}
.section-dark{background:var(--c-primary-dark);color:#F7F5F0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.09em;
  color:var(--c-mint);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--c-coral);}
.section-head h2{font-size:clamp(24px,3.2vw,36px);margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16px;margin:0;}
.section-dark .section-head p,.section-dark p{color:rgba(247,245,240,.78);}
.section-dark h2,.section-dark h3{color:#F7F5F0;}

/* ============ 介绍区 ============ */
.intro-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;align-items:start;}
.intro-text h2{font-size:clamp(24px,3vw,34px);margin-bottom:18px;}
.intro-text p{font-size:16px;line-height:1.85;color:var(--text-2);}
.intro-points{margin-top:26px;display:grid;gap:14px;}
.intro-points li{
  display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:16px;padding:16px 18px;box-shadow:var(--shadow-soft);
}
.intro-points i{color:var(--c-mint);font-size:16px;margin-top:4px;}
.intro-points strong{display:block;font-size:15px;margin-bottom:2px;}
.intro-points span{font-size:14px;color:var(--text-2);line-height:1.7;}
.intro-media{position:relative;}
.intro-media img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%;}
.intro-media .float-card{
  position:absolute;left:-18px;bottom:-18px;background:#fff;border:1px solid var(--line);
  border-radius:18px;padding:16px 20px;box-shadow:var(--shadow);max-width:250px;
}
.intro-media .float-card b{display:block;font-size:22px;color:var(--c-coral);font-variant-numeric:tabular-nums;}
.intro-media .float-card span{font-size:13px;color:var(--text-2);}

/* ============ 时间线 ============ */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:27px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--c-mint),rgba(43,179,163,.12));
}
.tl-item{display:flex;gap:22px;position:relative;padding-bottom:26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-node{
  flex:0 0 56px;width:56px;height:56px;border-radius:18px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:16px;z-index:1;
  box-shadow:0 12px 24px rgba(14,92,85,.22);font-variant-numeric:tabular-nums;
}
.tl-body{
  flex:1 1 auto;background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:22px 24px;box-shadow:var(--shadow-soft);transition:all .22s ease;
}
.tl-body:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.tl-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;}
.tl-head h3{font-size:19px;}
.tl-tag{
  font-size:12.5px;font-weight:600;color:var(--c-primary);background:rgba(43,179,163,.14);
  border-radius:999px;padding:4px 11px;
}
.tl-body p{font-size:15px;color:var(--text-2);margin-bottom:10px;}
.tl-points{display:flex;flex-wrap:wrap;gap:8px;}
.tl-points li{
  font-size:13px;color:var(--text-2);background:var(--bg);border:1px solid var(--line);
  border-radius:999px;padding:5px 12px;
}

/* ============ 数据徽章带 ============ */
.badges-band{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.badge-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(247,245,240,.18);
  border-radius:22px;padding:26px 24px;transition:all .22s ease;
}
.badge-card:hover{background:rgba(255,255,255,.12);transform:translateY(-4px);}
.badge-card .num{
  font-size:clamp(28px,3.4vw,36px);font-weight:700;color:#fff;font-variant-numeric:tabular-nums;line-height:1.1;
}
.badge-card .num small{font-size:15px;font-weight:600;margin-left:3px;color:#8FE3D6;}
.badge-card .lbl{font-size:14px;color:rgba(247,245,240,.72);margin-top:8px;line-height:1.6;}

/* ============ 图文交错 ============ */
.feature-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:52px;align-items:center;}
.feature-row + .feature-row{margin-top:64px;}
.feature-row.reverse .feature-text{order:2;}
.feature-row.reverse .feature-media{order:1;}
.feature-media img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:16/10;object-fit:cover;width:100%;}
.feature-text h3{font-size:clamp(21px,2.4vw,27px);margin-bottom:14px;}
.feature-text p{color:var(--text-2);font-size:15.5px;line-height:1.85;}
.feature-list{margin-top:18px;display:grid;gap:12px;}
.feature-list li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--text-2);}
.feature-list i{color:var(--c-coral);margin-top:5px;font-size:14px;}
.feature-list b{color:var(--text);font-weight:600;}

/* ============ FAQ ============ */
.faq{display:grid;gap:14px;max-width:920px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:all .22s ease;
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-soft);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16.5px;font-weight:600;color:var(--text);text-align:left;line-height:1.5;
}
.faq-q .ico{
  flex:0 0 30px;width:30px;height:30px;border-radius:10px;background:rgba(43,179,163,.14);
  color:var(--c-primary);display:grid;place-items:center;font-size:15px;transition:transform .25s ease,background .25s ease;
}
.faq-item.is-open .faq-q .ico{transform:rotate(45deg);background:var(--c-coral);color:#fff;}
.faq-a{display:none;padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--text-2);}
.faq-item.is-open .faq-a{display:block;}
.faq-a p:last-child{margin-bottom:0;}

/* ============ 表单 ============ */
.lead-wrap{
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start;
}
.lead-info h2{font-size:clamp(24px,3vw,34px);margin-bottom:16px;}
.lead-info p{color:var(--text-2);font-size:15.5px;line-height:1.85;}
.lead-info ul{margin-top:22px;display:grid;gap:12px;}
.lead-info li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--text-2);}
.lead-info li i{color:var(--c-mint);margin-top:5px;}
.lead-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field label .req{color:var(--c-coral);margin-left:2px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--bg);
  font-size:15px;color:var(--text);transition:all .2s ease;outline:none;
}
.field textarea{min-height:112px;resize:vertical;line-height:1.7;}
.field select{
  appearance:none;-webkit-appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235C6B69' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(43,179,163,.16);
}
.consent{display:flex;gap:11px;align-items:flex-start;font-size:13.5px;color:var(--text-2);line-height:1.7;}
.consent input{width:17px;height:17px;flex:0 0 17px;margin-top:3px;accent-color:var(--c-primary);}
.consent a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.form-note{
  margin-top:16px;padding:14px 16px;border-radius:14px;background:var(--bg);
  border:1px dashed var(--line);font-size:13.5px;color:var(--text-2);line-height:1.7;
}
.form-note i{color:var(--c-mint);margin-right:6px;}
.form-submit{margin-top:22px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.form-submit .tip{font-size:13px;color:var(--text-3);}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:var(--c-primary-dark);color:#F7F5F0;overflow:hidden;margin-top:0;
  border-top-left-radius:34px;border-top-right-radius:34px;
}
.footer-deco{position:absolute;right:-30px;bottom:-10px;width:460px;max-width:64%;opacity:.08;pointer-events:none;}
.footer-inner{position:relative;z-index:2;padding:66px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:38px;padding-bottom:38px;border-bottom:1px solid rgba(247,245,240,.16);}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-desc{font-size:14px;color:rgba(247,245,240,.72);line-height:1.8;margin:0;max-width:320px;}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(247,245,240,.72);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:22px;
  font-size:13px;color:rgba(247,245,240,.6);
}

/* ============ 视口动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s ease,transform .42s ease;}
.reveal.is-in{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;}
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  :root{--gap-section:80px;}
}
@media (max-width:1023px){
  :root{--gap-section:64px;}
  .site-header{position:relative;}
  .nav-wrap{display:flex;flex-wrap:wrap;align-items:center;gap:12px;}
  .brand{flex:1 1 auto;font-size:17px;}
  .nav-toggle{display:inline-flex;position:absolute;top:15px;right:20px;}
  .nav-actions{flex:1 1 100%;order:3;margin-left:0;gap:10px;}
  .command-search{flex:1 1 180px;min-width:0;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(340px,86vw);
    background:#fff;flex-direction:column;align-items:stretch;gap:6px;
    padding:82px 22px 28px;margin:0;transform:translateX(104%);
    transition:transform .3s ease;box-shadow:-18px 0 48px rgba(8,63,58,.22);z-index:70;overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0);}
  .main-nav a{padding:14px 14px;font-size:16px;border-radius:12px;}
  .main-nav a.is-active::after{display:none;}
  .page-hero-inner{grid-template-columns:1fr;gap:34px;padding:48px 0 56px;}
  .intro-grid,.feature-row,.lead-wrap{grid-template-columns:1fr;gap:36px;}
  .feature-row.reverse .feature-text{order:1;}
  .feature-row.reverse .feature-media{order:2;}
  .badges-band{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .intro-media .float-card{left:auto;right:14px;bottom:-16px;}
}
@media (max-width:767px){
  :root{--gap-section:56px;--radius:20px;--radius-lg:24px;}
  .section{padding:var(--gap-section) 0;}
  .form-grid{grid-template-columns:1fr;}
  .hero-metrics{grid-template-columns:1fr 1fr;}
  .lead-form{padding:24px 20px;}
  .section-head{margin-bottom:32px;}
  .tl-body{padding:18px 18px;}
}
@media (max-width:520px){
  :root{--gap-section:48px;}
  .container{padding:0 18px;}
  .page-hero-inner{padding:38px 0 46px;}
  .hero-actions .btn{width:100%;}
  .badges-band{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .tl-item{gap:14px;}
  .tl-node{flex:0 0 46px;width:46px;height:46px;font-size:14px;border-radius:14px;}
  .timeline::before{left:22px;}
  .command-search{flex:1 1 100%;}
  .nav-actions .btn-primary{flex:1 1 auto;}
}

/* roulang page: category3 */
:root{
  --brand:#0E5C55;
  --brand-deep:#083F3A;
  --brand-mid:#1C8C7A;
  --mint:#2BB3A3;
  --coral:#F26B4A;
  --coral-deep:#D95536;
  --bg:#F7F5F0;
  --sand:#EFEBE2;
  --card:#FFFFFF;
  --text:#1C2B2A;
  --muted:#5C6B69;
  --faint:#8A9694;
  --line:#E5E0D6;
  --line-strong:rgba(14,92,85,.22);
  --radius-lg:28px;
  --radius:24px;
  --radius-sm:16px;
  --radius-btn:12px;
  --shadow:0 18px 40px rgba(14,92,85,.10);
  --shadow-hover:0 24px 56px rgba(14,92,85,.16);
  --grad:linear-gradient(135deg,#0E5C55 0%,#1C8C7A 48%,#2BB3A3 100%);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;}
a:hover{color:var(--brand-mid);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0 0 .6em;letter-spacing:.01em;line-height:1.3;font-weight:700;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.2em;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}
@media screen and (min-width:1280px){
  .container{max-width:1280px;}
}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:76px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:var(--brand-deep);
  white-space:nowrap;
  letter-spacing:.01em;
}
.brand:hover{color:var(--brand);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:11px;
  background:var(--grad);
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.02em;
  box-shadow:0 8px 18px rgba(14,92,85,.24);
  flex:0 0 auto;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:6px;
  flex:1 1 auto;
  overflow-x:auto;
  scrollbar-width:none;
}
.main-nav::-webkit-scrollbar{display:none;}
.main-nav a{
  display:inline-block;
  padding:9px 13px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--muted);
  white-space:nowrap;
  font-weight:500;
}
.main-nav a:hover{background:var(--sand);color:var(--brand-deep);}
.main-nav a.is-active{
  background:rgba(43,179,163,.14);
  color:var(--brand-deep);
  font-weight:600;
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.command-search{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--sand);
  border:1px solid var(--line);
  border-radius:10px;
  padding:8px 12px;
  min-width:230px;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.command-search i{color:var(--faint);font-size:13px;}
.command-search input{
  border:0;
  background:transparent;
  outline:none;
  width:100%;
  font-size:14px;
  color:var(--text);
}
.command-search input::placeholder{color:var(--faint);}
.command-search:focus-within{
  border-color:var(--line-strong);
  background:#fff;
  box-shadow:0 0 0 3px rgba(43,179,163,.16);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:var(--radius-btn);
  padding:13px 22px;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  text-align:center;
  line-height:1.2;
  min-height:44px;
}
.btn:active{transform:scale(.98);}
.btn-primary{
  background:var(--coral);
  color:#fff;
  box-shadow:0 12px 26px rgba(242,107,74,.28);
}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);}
.btn-ghost{
  background:transparent;
  color:var(--brand-deep);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(43,179,163,.10);color:var(--brand-deep);transform:translateY(-1px);}
.btn-on-dark{
  background:transparent;
  color:#F7F5F0;
  border-color:rgba(247,245,240,.42);
}
.btn-on-dark:hover{background:rgba(247,245,240,.14);color:#fff;}
.btn-sm{padding:10px 16px;font-size:14px;min-height:40px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.45;cursor:not-allowed;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:11px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand-deep);
  cursor:pointer;
  font-size:16px;
}
.nav-toggle:hover{background:var(--sand);}

/* ---------- breadcrumb ---------- */
.crumb-bar{padding:20px 0 0;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--faint);
  list-style:none;
  padding:0;
  margin:0;
}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"";width:14px;height:1px;background:var(--line);display:inline-block;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .current{color:var(--faint);}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;
  margin-top:20px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--grad);
  color:#F7F5F0;
  box-shadow:var(--shadow);
  isolation:isolate;
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 82% 18%, rgba(255,255,255,.20), transparent 46%),
    linear-gradient(180deg, rgba(8,63,58,.10) 0%, rgba(8,63,58,.62) 100%);
  z-index:1;
}
.cat-hero-img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.30;
  z-index:0;
}
.cat-hero-deco{
  position:absolute;
  right:-40px;
  bottom:-30px;
  width:420px;
  opacity:.10;
  z-index:1;
  pointer-events:none;
}
.cat-hero-inner{
  position:relative;
  z-index:2;
  padding:64px 48px 60px;
  max-width:760px;
}
.cat-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.26);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.cat-hero h1{
  font-size:clamp(30px,5vw,52px);
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.cat-hero .hero-sub{
  font-size:17px;
  line-height:1.75;
  color:rgba(247,245,240,.92);
  max-width:620px;
  margin-bottom:26px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  list-style:none;
  padding:0;
  margin:0;
}
.hero-facts li{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:rgba(247,245,240,.94);
  background:rgba(8,63,58,.30);
  border:1px solid rgba(255,255,255,.18);
  padding:8px 13px;
  border-radius:999px;
}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--sand);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--brand-mid);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--coral);}
.section-head h2{
  font-size:clamp(24px,3.2vw,36px);
  color:var(--brand-deep);
}
.section-head p{color:var(--muted);font-size:16px;margin-bottom:0;}

/* ---------- intro ---------- */
.intro-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:start;}
.intro-copy p{color:var(--muted);font-size:16px;line-height:1.85;}
.intro-copy p strong{color:var(--brand-deep);font-weight:600;}
.intro-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
}
.intro-card h3{font-size:19px;color:var(--brand-deep);margin-bottom:16px;}
.check-list{list-style:none;padding:0;margin:0;}
.check-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:11px 0;
  border-bottom:1px dashed var(--line);
  font-size:15px;
  color:var(--muted);
}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.check-list i{color:var(--mint);margin-top:5px;font-size:14px;}
.anchor-nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.anchor-nav a{
  font-size:13.5px;
  padding:8px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
}
.anchor-nav a:hover{border-color:var(--line-strong);color:var(--brand-deep);background:rgba(43,179,163,.08);}

/* ---------- compare matrix ---------- */
.matrix-wrap{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.matrix-head{
  display:grid;
  grid-template-columns:1.1fr 1.3fr 1.3fr;
  background:var(--brand-deep);
  color:#F7F5F0;
  font-size:14px;
  font-weight:600;
}
.matrix-head > div{padding:18px 22px;}
.matrix-row{
  display:grid;
  grid-template-columns:1.1fr 1.3fr 1.3fr;
  border-top:1px solid var(--line);
  align-items:stretch;
}
.matrix-row > div{padding:20px 22px;font-size:15px;}
.matrix-row .m-topic{
  font-weight:600;
  color:var(--brand-deep);
  background:rgba(239,235,226,.55);
  display:flex;
  align-items:center;
  gap:10px;
}
.matrix-row .m-topic i{color:var(--coral);font-size:14px;}
.matrix-row .m-old{color:var(--faint);}
.matrix-row .m-new{color:var(--muted);position:relative;}
.matrix-row .m-new strong{color:var(--brand-deep);font-weight:600;}
.matrix-row:hover{background:rgba(43,179,163,.05);}

/* ---------- dual columns ---------- */
.dual-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.dual-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.dual-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.dual-card .dual-tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  font-weight:700;
  padding:6px 12px;
  border-radius:999px;
  margin-bottom:16px;
}
.tag-risk{background:rgba(242,107,74,.10);color:#B8442A;}
.tag-safe{background:rgba(43,179,163,.14);color:var(--brand-deep);}
.dual-card h3{font-size:20px;color:var(--brand-deep);margin-bottom:12px;}
.dual-card p{color:var(--muted);font-size:15px;margin-bottom:14px;}
.dual-card ul{margin:0;padding-left:18px;color:var(--muted);font-size:15px;}
.dual-card ul li{margin-bottom:8px;}
.dual-card img{
  border-radius:var(--radius-sm);
  aspect-ratio:16/9;
  object-fit:cover;
  margin-bottom:20px;
}

/* ---------- capability grid ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cap-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.cap-icon{
  width:46px;height:46px;
  border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(43,179,163,.14);
  color:var(--brand);
  font-size:18px;
  margin-bottom:16px;
}
.cap-card h3{font-size:18px;color:var(--brand-deep);margin-bottom:10px;}
.cap-card p{color:var(--muted);font-size:14.8px;margin-bottom:0;}

/* ---------- stats ---------- */
.stats-band{
  background:var(--grad);
  border-radius:var(--radius-lg);
  padding:48px 40px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.stats-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 88% 12%, rgba(255,255,255,.20), transparent 44%);
  pointer-events:none;
}
.stat-item{position:relative;z-index:1;}
.stat-num{
  font-size:clamp(26px,3.4vw,34px);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  line-height:1.1;
  display:flex;
  align-items:baseline;
  gap:4px;
}
.stat-num span{font-size:15px;font-weight:600;opacity:.9;}
.stat-label{font-size:13.5px;color:rgba(247,245,240,.88);margin-top:8px;line-height:1.6;}

/* ---------- scenario list ---------- */
.scene-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.scene-item{
  display:flex;
  gap:18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.scene-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.scene-no{
  font-size:15px;
  font-weight:700;
  color:#fff;
  background:var(--brand);
  width:38px;height:38px;
  flex:0 0 auto;
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.scene-item h3{font-size:18px;color:var(--brand-deep);margin-bottom:8px;}
.scene-item p{font-size:14.8px;color:var(--muted);margin-bottom:0;}

/* ---------- faq ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:var(--line-strong);box-shadow:var(--shadow);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--brand-deep);
  cursor:pointer;
  min-height:44px;
}
.faq-q .faq-sign{
  flex:0 0 auto;
  width:28px;height:28px;
  border-radius:9px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(43,179,163,.14);
  color:var(--brand);
  font-size:14px;
  transition:transform .25s ease,background-color .25s ease;
}
.faq-item.is-open .faq-sign{transform:rotate(180deg);background:rgba(242,107,74,.14);color:var(--coral-deep);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s ease;
}
.faq-a-inner{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

/* ---------- lead form ---------- */
.lead-section{
  background:var(--brand-deep);
  color:#F7F5F0;
  position:relative;
  overflow:hidden;
}
.lead-section .deco{
  position:absolute;
  left:-60px;top:-40px;
  width:420px;
  opacity:.08;
  pointer-events:none;
}
.lead-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:center;position:relative;z-index:1;}
.lead-copy h2{color:#fff;font-size:clamp(24px,3.2vw,34px);}
.lead-copy p{color:rgba(247,245,240,.84);font-size:16px;}
.lead-points{list-style:none;padding:0;margin:22px 0 0;}
.lead-points li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:rgba(247,245,240,.88);
  padding:9px 0;
}
.lead-points i{color:var(--mint);margin-top:5px;font-size:14px;}
.lead-card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:32px;
  box-shadow:0 30px 60px rgba(0,0,0,.22);
  color:var(--text);
}
.lead-card h3{font-size:20px;color:var(--brand-deep);margin-bottom:6px;}
.lead-card .lead-note{font-size:13.5px;color:var(--faint);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13.5px;
  font-weight:600;
  color:var(--muted);
  margin-bottom:7px;
}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  padding:12px 14px;
  font-size:15px;
  background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
  min-height:46px;
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--line-strong);
  box-shadow:0 0 0 3px rgba(43,179,163,.16);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.privacy-row{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
  margin:4px 0 18px;
}
.privacy-row input[type="checkbox"]{
  width:18px;height:18px;
  margin-top:3px;
  accent-color:var(--brand);
  flex:0 0 auto;
}
.privacy-row a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.form-msg{
  display:none;
  margin-top:14px;
  padding:12px 14px;
  border-radius:12px;
  background:rgba(43,179,163,.12);
  color:var(--brand-deep);
  font-size:14px;
  border:1px solid rgba(43,179,163,.28);
}
.form-msg.is-show{display:block;}

/* ---------- cta strip ---------- */
.cta-strip{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:var(--shadow);
  flex-wrap:wrap;
}
.cta-strip h2{font-size:clamp(22px,2.6vw,30px);color:var(--brand-deep);margin-bottom:10px;}
.cta-strip p{color:var(--muted);margin-bottom:0;font-size:15.5px;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- image band ---------- */
.img-band{
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:0;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:var(--card);
}
.img-band img{height:100%;width:100%;object-fit:cover;min-height:320px;}
.img-band-copy{padding:44px;}
.img-band-copy h2{font-size:clamp(22px,2.8vw,30px);color:var(--brand-deep);}
.img-band-copy p{color:var(--muted);font-size:15.5px;}
.mini-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.mini-badges span{
  font-size:13px;
  padding:7px 13px;
  border-radius:999px;
  background:rgba(43,179,163,.12);
  color:var(--brand-deep);
  font-weight:600;
}

/* ---------- footer ---------- */
.site-footer{
  background:var(--brand-deep);
  color:#F7F5F0;
  position:relative;
  overflow:hidden;
  margin-top:0;
}
.footer-deco{
  position:absolute;
  right:-40px;
  top:-30px;
  width:460px;
  opacity:.08;
  pointer-events:none;
}
.footer-inner{position:relative;z-index:1;padding:66px 24px 26px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:36px;
  padding-bottom:38px;
  border-top:1px solid rgba(247,245,240,.16);
  padding-top:44px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
}
.footer-brand .brand-mark{box-shadow:none;background:rgba(255,255,255,.14);}
.footer-desc{font-size:14px;color:rgba(247,245,240,.76);line-height:1.8;max-width:320px;}
.footer-col h3{
  font-size:14px;
  font-weight:700;
  color:#fff;
  letter-spacing:.04em;
  margin-bottom:16px;
}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:11px;font-size:14px;color:rgba(247,245,240,.76);line-height:1.7;}
.footer-col a{color:rgba(247,245,240,.76);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  padding-top:22px;
  border-top:1px solid rgba(247,245,240,.16);
  font-size:13px;
  color:rgba(247,245,240,.62);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s ease,transform .42s ease;}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- responsive ---------- */
@media screen and (max-width:1023px){
  .command-search{display:none;}
  .main-nav{
    position:absolute;
    top:76px;
    left:0;
    right:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    flex-direction:column;
    align-items:stretch;
    padding:12px 20px 20px;
    gap:6px;
    box-shadow:0 22px 40px rgba(14,92,85,.14);
    display:none;
    max-height:calc(100vh - 76px);
    overflow-y:auto;
  }
  .main-nav.is-open{display:flex;}
  .main-nav a{padding:13px 14px;font-size:15.5px;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
  .intro-grid{grid-template-columns:1fr;gap:30px;}
  .cap-grid{grid-template-columns:repeat(2,1fr);}
  .stats-band{grid-template-columns:repeat(2,1fr);padding:40px 30px;}
  .lead-grid{grid-template-columns:1fr;gap:34px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px;}
  .img-band{grid-template-columns:1fr;}
  .img-band img{min-height:240px;}
  .section{padding:64px 0;}
}

@media screen and (max-width:639px){
  .container{padding:0 18px;}
  .nav-wrap{min-height:68px;}
  .brand{font-size:16.5px;}
  .cat-hero{margin-top:16px;border-radius:var(--radius);}
  .cat-hero-inner{padding:42px 22px 40px;}
  .hero-cta .btn{flex:1 1 100%;}
  .section{padding:48px 0;}
  .cap-grid{grid-template-columns:1fr;}
  .scene-list{grid-template-columns:1fr;}
  .dual-grid{grid-template-columns:1fr;}
  .stats-band{grid-template-columns:1fr;padding:32px 22px;gap:18px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-inner{padding:48px 18px 22px;}
  .lead-card{padding:24px 20px;}
  .field-row{grid-template-columns:1fr;}
  .cta-strip{padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .img-band-copy{padding:28px 22px;}

  /* 对比矩阵在小屏堆叠 */
  .matrix-head{display:none;}
  .matrix-row{
    display:block;
    border-top:1px solid var(--line);
    padding:6px 0;
  }
  .matrix-row > div{padding:12px 20px;}
  .matrix-row .m-topic{background:transparent;font-size:16px;padding-top:18px;}
  .matrix-row .m-old::before{
    content:"常见做法";
    display:block;
    font-size:12px;
    font-weight:700;
    color:var(--faint);
    letter-spacing:.04em;
    margin-bottom:4px;
  }
  .matrix-row .m-new::before{
    content:"我们的做法";
    display:block;
    font-size:12px;
    font-weight:700;
    color:var(--brand-mid);
    letter-spacing:.04em;
    margin-bottom:4px;
  }
  .faq-q{padding:17px 18px;font-size:15px;}
  .faq-a-inner{padding:0 18px 18px;}
}

/* roulang page: category4 */
:root{
  --brand:#0E5C55;
  --brand-deep:#083F3A;
  --brand-mid:#1C8C7A;
  --mint:#2BB3A3;
  --coral:#F26B4A;
  --coral-dark:#D95536;
  --sand:#F7F5F0;
  --sand-2:#EFEBE2;
  --card:#FFFFFF;
  --text:#1C2B2A;
  --text-2:#5C6B69;
  --text-3:#8A9694;
  --line:#E5E0D6;
  --line-strong:rgba(14,92,85,.22);
  --on-dark:#F7F5F0;
  --radius:24px;
  --radius-lg:28px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(14,92,85,.10);
  --shadow-hover:0 24px 56px rgba(14,92,85,.16);
  --grad:linear-gradient(135deg,#0E5C55 0%,#1C8C7A 48%,#2BB3A3 100%);
  --container:1200px;
  --ease:220ms ease;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  letter-spacing:0;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:var(--brand-mid);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;line-height:1.3;font-weight:700;}
p{margin:0;}
input,select,textarea{font-family:inherit;font-size:15px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
@media screen and (min-width:1280px){
  .container{max-width:1280px;}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 22px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  transition:transform var(--ease),background-color var(--ease),box-shadow var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn:active{transform:scale(.98);}
.btn:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:2px;}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px rgba(242,107,74,.28);}
.btn-primary:hover{background:var(--coral-dark);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn-ghost:hover{background:rgba(14,92,85,.06);color:var(--brand);transform:translateY(-1px);}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.01em;
  flex-shrink:0;
}
.brand:hover{color:var(--brand);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  background:var(--grad);
  color:#fff;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  box-shadow:0 8px 18px rgba(14,92,85,.24);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1 1 auto;
  overflow-x:auto;
  scrollbar-width:none;
}
.main-nav::-webkit-scrollbar{display:none;}
.main-nav a{
  display:inline-block;
  padding:8px 12px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text-2);
  font-weight:500;
  white-space:nowrap;
  transition:background-color var(--ease),color var(--ease);
}
.main-nav a:hover{background:rgba(14,92,85,.07);color:var(--brand);}
.main-nav a.is-active{color:var(--brand);font-weight:700;background:rgba(43,179,163,.14);}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.command-search{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--sand-2);
  border:1px solid var(--line);
  border-radius:10px;
  padding:8px 12px;
  min-width:230px;
  transition:border-color var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.command-search i{color:var(--text-3);font-size:13px;}
.command-search input{
  border:0;
  background:transparent;
  outline:none;
  width:100%;
  font-size:14px;
  color:var(--text);
  padding:0;
}
.command-search input::placeholder{color:var(--text-3);}
.command-search:focus-within{
  border-color:var(--line-strong);
  background:#fff;
  box-shadow:0 8px 20px rgba(14,92,85,.12);
}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:17px;
  cursor:pointer;
}
.nav-toggle:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:2px;}

/* 移动抽屉 */
@media screen and (max-width:1023px){
  .nav-toggle{display:inline-flex;}
  .main-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    margin:0;
    padding:12px 20px 20px;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 40px rgba(14,92,85,.12);
  }
  .main-nav.is-open{display:flex;}
  .main-nav a{padding:13px 14px;font-size:15px;border-radius:12px;}
  .command-search{min-width:0;width:150px;}
}
@media screen and (max-width:639px){
  .command-search{display:none;}
  .nav-wrap{gap:12px;}
  .brand span:last-child{font-size:16px;}
}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  flex-wrap:wrap;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.crumb .current{color:var(--text-3);}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  color:#fff;
  background:var(--grad);
  padding:64px 0 72px;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.28;
  mix-blend-mode:luminosity;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(900px 420px at 82% 12%,rgba(255,255,255,.20),rgba(255,255,255,0) 62%),
             linear-gradient(120deg,rgba(8,63,58,.86) 0%,rgba(14,92,85,.72) 52%,rgba(43,179,163,.58) 100%);
}
.page-hero .cloud-deco{
  position:absolute;
  right:-40px;
  bottom:-30px;
  width:520px;
  opacity:.10;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.hero-crumb .crumb a,.hero-crumb .crumb .current{color:rgba(247,245,240,.78);}
.hero-crumb .crumb .sep{background:rgba(247,245,240,.4);}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.3);
  font-size:13px;
  color:#fff;
  letter-spacing:.02em;
}
.page-hero h1{
  font-size:clamp(30px,5vw,52px);
  margin:18px 0 16px;
  max-width:16em;
}
.page-hero .hero-sub{
  font-size:clamp(16px,2vw,19px);
  color:rgba(247,245,240,.9);
  max-width:34em;
  line-height:1.7;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:36px;
}
.hero-chip{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.26);
  font-size:13.5px;
  color:rgba(247,245,240,.94);
}
.hero-chip i{color:#8FE3D6;}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--sand-2);}
.section-dark{
  background:linear-gradient(160deg,#083F3A 0%,#0E5C55 100%);
  color:var(--on-dark);
}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--mint);
  text-transform:uppercase;
  margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(24px,3.2vw,36px);
  color:var(--text);
}
.section-dark .section-head h2{color:#fff;}
.section-head p{
  margin-top:14px;
  color:var(--text-2);
  font-size:16px;
  line-height:1.8;
}
.section-dark .section-head p{color:rgba(247,245,240,.78);}

/* ============ 行业大图列表（瀑布） ============ */
.industry-list{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:24px;
}
.ind-card{
  grid-column:span 2;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.ind-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:var(--line-strong);
}
.ind-card.span-3{grid-column:span 3;}
.ind-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--sand-2);
}
.ind-card.span-3 .ind-media{aspect-ratio:21/9;}
.ind-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 380ms ease;
}
.ind-card:hover .ind-media img{transform:scale(1.04);}
.ind-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(8,63,58,0) 42%,rgba(8,63,58,.62) 100%);
}
.ind-badge{
  position:absolute;
  z-index:2;
  left:16px;
  bottom:16px;
  padding:6px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.9);
  color:var(--brand);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.02em;
}
.ind-body{padding:26px 26px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.ind-body h3{font-size:20px;font-weight:600;}
.ind-body p{color:var(--text-2);font-size:15px;line-height:1.75;}
.ind-points{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px;}
.tag{
  display:inline-flex;
  align-items:center;
  padding:5px 11px;
  border-radius:999px;
  background:rgba(43,179,163,.12);
  color:#136F65;
  font-size:12.5px;
  font-weight:600;
}
.tag.coral{background:rgba(242,107,74,.10);color:#B8452A;}
.ind-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14.5px;
  font-weight:700;
  color:var(--brand);
}
.ind-link i{transition:transform var(--ease);}
.ind-card:hover .ind-link i{transform:translateX(4px);}
@media screen and (max-width:1023px){
  .industry-list{grid-template-columns:repeat(2,1fr);}
  .ind-card,.ind-card.span-3{grid-column:span 1;}
  .ind-card.span-3 .ind-media{aspect-ratio:16/9;}
}
@media screen and (max-width:639px){
  .industry-list{grid-template-columns:1fr;}
}

/* ============ 数据徽章 ============ */
.badge-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stat-badge{
  border-radius:var(--radius);
  padding:26px 24px;
  background:rgba(43,179,163,.12);
  border:1px solid rgba(43,179,163,.24);
  display:flex;
  flex-direction:column;
  gap:8px;
}
.stat-badge:nth-child(even){
  background:rgba(242,107,74,.10);
  border-color:rgba(242,107,74,.22);
}
.stat-badge .num{
  font-size:34px;
  font-weight:700;
  color:var(--brand-deep);
  font-variant-numeric:tabular-nums;
  line-height:1.1;
}
.stat-badge .num small{font-size:16px;font-weight:600;margin-left:2px;}
.stat-badge .cap{font-size:14.5px;font-weight:600;color:var(--text);}
.stat-badge .note{font-size:12.5px;color:var(--text-3);line-height:1.6;}
@media screen and (max-width:1023px){
  .badge-strip{grid-template-columns:repeat(2,1fr);}
}
@media screen and (max-width:639px){
  .badge-strip{grid-template-columns:1fr;}
}

/* ============ 落地路径 ============ */
.path-flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  counter-reset:step;
}
.path-item{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 24px;
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.path-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.path-item .step-no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-weight:700;
  font-size:15px;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.path-item h3{font-size:18px;font-weight:600;margin-bottom:10px;}
.path-item p{font-size:14.5px;color:var(--text-2);line-height:1.75;}
.path-item::after{
  content:"";
  position:absolute;
  right:-14px;
  top:50%;
  width:8px;
  height:8px;
  border-top:2px solid var(--line-strong);
  border-right:2px solid var(--line-strong);
  transform:translateY(-50%) rotate(45deg);
}
.path-item:last-child::after{display:none;}
@media screen and (max-width:1023px){
  .path-flow{grid-template-columns:repeat(2,1fr);}
  .path-item::after{display:none;}
}
@media screen and (max-width:639px){
  .path-flow{grid-template-columns:1fr;}
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item.is-open{border-color:var(--line-strong);box-shadow:var(--shadow);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  min-height:44px;
}
.faq-q:hover{color:var(--brand);}
.faq-q:focus-visible{outline:2px solid rgba(242,107,74,.72);outline-offset:-2px;}
.faq-ico{
  flex-shrink:0;
  width:28px;
  height:28px;
  border-radius:50%;
  background:rgba(43,179,163,.14);
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  transition:transform var(--ease),background-color var(--ease);
}
.faq-item.is-open .faq-ico{background:rgba(242,107,74,.14);color:var(--coral-dark);transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 300ms ease;
}
.faq-a-inner{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}

/* ============ 表单 / CTA ============ */
.lead-wrap{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:32px;
  align-items:start;
}
.lead-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px;
  box-shadow:var(--shadow);
}
.lead-card h3{font-size:20px;font-weight:600;margin-bottom:8px;}
.lead-card .lead-tip{font-size:14px;color:var(--text-2);margin-bottom:22px;}
.form-row{margin-bottom:16px;}
.form-row label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text-2);
  margin-bottom:7px;
}
.form-row input[type="text"],
.form-row input[type="tel"],
.form-row select,
.form-row textarea{
  width:100%;
  padding:12px 14px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  outline:none;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.form-row textarea{min-height:104px;resize:vertical;line-height:1.7;}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  border-color:var(--brand-mid);
  box-shadow:0 0 0 3px rgba(43,179,163,.16);
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.privacy{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.7;
  margin:6px 0 20px;
}
.privacy input{margin-top:4px;width:16px;height:16px;accent-color:var(--coral);flex-shrink:0;}
.privacy a{color:var(--brand);text-decoration:underline;}
.lead-aside{
  display:flex;
  flex-direction:column;
  gap:18px;
}
.aside-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow);
}
.aside-card h4{font-size:17px;font-weight:600;margin-bottom:14px;}
.aside-list{display:flex;flex-direction:column;gap:12px;}
.aside-list li{
  display:flex;
  gap:10px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.7;
}
.aside-list i{color:var(--mint);margin-top:5px;font-size:13px;}
.scene-note{
  font-size:13px;
  color:var(--text-3);
  line-height:1.7;
  border-top:1px dashed var(--line);
  padding-top:14px;
  margin-top:16px;
}
@media screen and (max-width:1023px){
  .lead-wrap{grid-template-columns:1fr;}
}
@media screen and (max-width:639px){
  .form-grid{grid-template-columns:1fr;}
  .lead-card{padding:22px 20px;}
}

/* ============ CTA 深色带 ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  padding:48px 44px;
  background:linear-gradient(140deg,#083F3A 0%,#0E5C55 58%,#1C8C7A 100%);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band::after{
  content:"";
  position:absolute;
  width:420px;
  height:420px;
  right:-120px;
  top:-160px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(43,179,163,.35),rgba(43,179,163,0) 68%);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);position:relative;z-index:2;}
.cta-band p{color:rgba(247,245,240,.82);margin-top:10px;font-size:15.5px;position:relative;z-index:2;max-width:38em;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
@media screen and (max-width:639px){
  .cta-band{padding:32px 22px;}
}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  overflow:hidden;
  background:var(--brand-deep);
  color:rgba(247,245,240,.82);
  padding:64px 0 26px;
  margin-top:0;
  border-top:1px solid rgba(247,245,240,.12);
}
.footer-deco{
  position:absolute;
  right:-30px;
  bottom:-20px;
  width:460px;
  opacity:.08;
  pointer-events:none;
}
.footer-inner{position:relative;z-index:2;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(247,245,240,.14);
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:17px;
  font-weight:700;
}
.footer-desc{
  margin-top:14px;
  font-size:14px;
  line-height:1.8;
  color:rgba(247,245,240,.7);
  max-width:32em;
}
.footer-col h3{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;line-height:1.7;color:rgba(247,245,240,.72);}
.footer-col a{color:rgba(247,245,240,.72);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding-top:22px;
  font-size:13px;
  color:rgba(247,245,240,.6);
}
@media screen and (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:639px){
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
}

/* 动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 420ms ease,transform 420ms 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;}
}