/* roulang page: index */
:root{
  --brand-900:#07231A;
  --brand-700:#0E5A42;
  --brand-500:#0F8A5F;
  --brand-050:#E6F4EE;
  --accent-lime:#C6F24E;
  --accent-orange:#FF6A2B;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --ink:#14201B;
  --muted:#5C6B65;
  --line:rgba(7,35,26,.10);
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow:0 1px 2px rgba(7,35,26,.06), 0 14px 36px -16px rgba(7,35,26,.22);
  --shadow-hover:0 2px 4px rgba(7,35,26,.08), 0 20px 42px -18px rgba(7,35,26,.30);
  --sec-pad:88px;
  --space:24px;

  --bs-primary:#0F8A5F;
  --bs-primary-rgb:15,138,95;
  --bs-body-bg:#F7F6F2;
  --bs-body-color:#14201B;
  --bs-border-radius:16px;
  --bs-border-color:rgba(7,35,26,.10);
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-link-color:#0F8A5F;
  --bs-link-hover-color:#0E5A42;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-700);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:.02em;font-weight:700;color:var(--ink);line-height:1.25;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent-lime);outline-offset:2px;border-radius:6px;}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}
section[id]{scroll-margin-top:84px;}
.sec{padding:var(--sec-pad) 0;}
.sec-tint{background:var(--brand-050);}
.sec-dark{background:var(--brand-900);color:#EAF3EF;}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(7,35,26,.62);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.site-header.scrolled{
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(7,35,26,.06);
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand-500),var(--brand-700));
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 0 0 1px rgba(198,242,78,.35);
}
.brand-mark svg{width:22px;height:22px;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .bt-1{font-size:16px;font-weight:700;letter-spacing:.04em;color:#F2FAF6;transition:color .22s ease;}
.brand-text .bt-2{font-size:11px;letter-spacing:.16em;color:rgba(242,250,246,.72);transition:color .22s ease;}
.site-header.scrolled .brand-text .bt-1{color:var(--brand-900);}
.site-header.scrolled .brand-text .bt-2{color:var(--muted);}
.nav-pills{display:flex;align-items:center;gap:4px;margin-left:12px;flex:1 1 auto;}
.nav-pill{
  position:relative;padding:8px 14px;border-radius:var(--radius-pill);
  font-size:15px;color:rgba(242,250,246,.86);white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.nav-pill::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:3px;
  background:var(--accent-lime);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-pill:hover{background:rgba(255,255,255,.10);color:#fff;}
.site-header.scrolled .nav-pill{color:var(--muted);}
.site-header.scrolled .nav-pill:hover{background:var(--brand-050);color:var(--brand-700);}
.nav-pill.active{background:var(--brand-050);color:var(--brand-700);}
.nav-pill.active::after{transform:scaleX(1);}
.site-header:not(.scrolled) .nav-pill.active{background:rgba(255,255,255,.14);color:#fff;}
.nav-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-link-plain{font-size:15px;color:rgba(242,250,246,.86);position:relative;}
.nav-link-plain::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--accent-lime);
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-link-plain:hover::after{transform:scaleX(1);}
.site-header.scrolled .nav-link-plain{color:var(--brand-700);}
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:none;border-radius:var(--radius-pill);
  background:var(--accent-orange);color:#fff;font-weight:600;font-size:15px;
  box-shadow:0 8px 20px -10px rgba(255,106,43,.85);
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease;
}
.btn-orange:hover{background:#F25C1C;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px -10px rgba(255,106,43,.95);}
.btn-orange:active{transform:translateY(0);}
.btn-orange.lg{height:56px;padding:0 30px;font-size:16px;}
.btn-orange.sm{height:36px;padding:0 16px;font-size:14px;}
.btn-outline-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:56px;padding:0 28px;border-radius:var(--radius-pill);
  border:1.5px solid rgba(15,138,95,.55);background:transparent;color:#EAF7F1;
  font-weight:600;font-size:16px;transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease;
}
.btn-outline-c:hover{background:rgba(230,244,238,.14);border-color:var(--accent-lime);color:#fff;transform:translateY(-2px);}
.btn-outline-green{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-pill);
  border:1.5px solid rgba(15,138,95,.40);background:transparent;color:var(--brand-700);
  font-weight:600;font-size:15px;transition:background .18s ease,border-color .18s ease,transform .18s ease;
}
.btn-outline-green:hover{background:var(--brand-050);border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);}
.burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.site-header.scrolled .burger{border-color:var(--line);background:var(--brand-050);}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:#F2FAF6;transition:background .22s ease;}
.site-header.scrolled .burger span{background:var(--brand-700);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(7,35,26,.55);opacity:0;visibility:hidden;
  transition:opacity .22s ease,visibility .22s ease;z-index:1050;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:360px;z-index:1060;
  background:var(--surface);transform:translateX(100%);transition:transform .26s ease;
  display:flex;flex-direction:column;box-shadow:-16px 0 40px -20px rgba(7,35,26,.5);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);}
.drawer-title{font-size:15px;font-weight:700;color:var(--brand-900);}
.drawer-close{width:44px;height:44px;border:none;background:var(--brand-050);border-radius:12px;color:var(--brand-700);font-size:20px;line-height:1;}
.drawer-body{padding:12px 12px 24px;overflow-y:auto;flex:1 1 auto;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 14px;border-radius:12px;font-size:17px;color:var(--ink);
}
.drawer-link:hover{background:var(--brand-050);color:var(--brand-700);}
.drawer-group-label{padding:16px 14px 6px;font-size:13px;letter-spacing:.08em;color:var(--muted);}
.drawer-foot{padding:16px 20px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg);}
.drawer-foot .btn-orange{width:100%;height:52px;}

/* ============ Hero ============ */
.hero{
  position:relative;padding:150px 0 84px;overflow:hidden;
  background:var(--brand-900);
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.42;
}
.hero-veil{position:absolute;inset:0;background:linear-gradient(160deg,rgba(7,35,26,.94),rgba(7,35,26,.72) 55%,rgba(7,35,26,.9));}
.hero-track{position:absolute;left:-10%;right:-10%;top:34%;height:2px;background:linear-gradient(90deg,transparent,rgba(198,242,78,.55),transparent);transform:rotate(-7deg);}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;margin-bottom:22px;
  border-radius:var(--radius-pill);background:rgba(198,242,78,.14);border:1px solid rgba(198,242,78,.4);
  color:var(--accent-lime);font-size:13px;letter-spacing:.06em;
}
.hero-title{
  font-size:clamp(30px,5vw,52px);line-height:1.15;color:#F4FBF7;margin-bottom:20px;font-weight:700;
}
.hero-title em{font-style:normal;color:var(--accent-lime);}
.hero-sub{font-size:17px;line-height:1.9;color:rgba(234,247,241,.86);max-width:560px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:44px;}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:620px;}
.stat{padding:16px 18px;border-radius:var(--radius-card);background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);}
.stat .s-num{font-size:26px;font-weight:700;color:var(--accent-lime);line-height:1.2;}
.stat .s-label{font-size:13px;color:rgba(234,247,241,.78);margin-top:4px;}

.phone-wrap{display:flex;justify-content:center;position:relative;}
.phone{
  width:288px;max-width:100%;border-radius:34px;padding:12px;
  background:linear-gradient(160deg,rgba(255,255,255,.16),rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 30px 60px -28px rgba(0,0,0,.75);
}
.phone-screen{border-radius:26px;overflow:hidden;background:#0B2C21;}
.phone-status{display:flex;align-items:center;justify-content:space-between;padding:9px 14px;font-size:11px;color:rgba(234,247,241,.8);background:rgba(7,35,26,.85);}
.phone-status .dots{display:flex;gap:4px;}
.phone-status .dots i{width:5px;height:5px;border-radius:50%;background:var(--accent-lime);display:block;opacity:.85;}
.phone-cover{position:relative;height:118px;overflow:hidden;}
.phone-cover img{width:100%;height:100%;object-fit:cover;}
.phone-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,35,26,.15),rgba(7,35,26,.75));}
.phone-cover .pc-text{position:absolute;left:12px;bottom:10px;z-index:2;font-size:12px;color:#EAF7F1;letter-spacing:.04em;}
.phone-body{padding:10px 12px 14px;background:#0B2C21;}
.ph-tabs{display:flex;gap:6px;margin-bottom:10px;}
.ph-tabs span{flex:1 1 0;height:24px;border-radius:8px;background:rgba(255,255,255,.08);}
.ph-tabs span.on{background:rgba(198,242,78,.28);}
.ph-row{display:flex;gap:8px;align-items:center;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.07);}
.ph-row:last-child{border-bottom:none;}
.ph-thumb{width:34px;height:34px;border-radius:9px;background:linear-gradient(140deg,rgba(198,242,78,.35),rgba(15,138,95,.5));flex:0 0 auto;}
.ph-lines{flex:1 1 auto;}
.ph-lines i{display:block;height:7px;border-radius:4px;background:rgba(255,255,255,.16);margin-bottom:6px;}
.ph-lines i:last-child{width:62%;margin-bottom:0;background:rgba(255,255,255,.10);}

/* ============ 通用板块标题 ============ */
.sec-head{max-width:720px;margin-bottom:48px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.10em;
  color:var(--brand-500);font-weight:600;margin-bottom:14px;text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent-lime);border-radius:2px;}
.sec-title{font-size:clamp(24px,3.4vw,36px);line-height:1.28;margin-bottom:14px;}
.sec-desc{font-size:16px;color:var(--muted);line-height:1.9;}
.sec-dark .sec-title{color:#F4FBF7;}
.sec-dark .sec-desc{color:rgba(234,247,241,.78);}
.sec-dark .eyebrow{color:var(--accent-lime);}

/* ============ 卖点 2x2 ============ */
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.feature-card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px 24px;box-shadow:var(--shadow);display:flex;gap:20px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(15,138,95,.3);}
.feature-card:nth-child(odd){margin-left:24px;}
.f-index{font-size:34px;font-weight:700;color:rgba(15,138,95,.22);line-height:1;letter-spacing:.02em;flex:0 0 auto;}
.f-divider{width:2px;border-radius:2px;background:linear-gradient(180deg,var(--accent-lime),rgba(198,242,78,.05));flex:0 0 auto;}
.f-body h3{font-size:20px;margin-bottom:10px;}
.feature-card:hover .f-body h3{color:var(--brand-500);}
.f-body p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:16px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-500);position:relative;
}
.link-arrow::after{content:"→";transition:transform .18s ease;}
.link-arrow:hover::after{transform:translateX(4px);}

/* ============ 演示区 ============ */
.demo-flow{position:relative;display:flex;flex-direction:column;gap:56px;}
.demo-flow::before{
  content:"";position:absolute;left:50%;top:40px;bottom:40px;width:0;
  border-left:1px dashed rgba(15,138,95,.28);transform:translateX(-.5px);
}
.demo-item{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.demo-item.rev .demo-media{order:2;}
.demo-media{border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow);background:var(--brand-900);}
.demo-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.demo-copy .step-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-pill);
  background:var(--brand-050);color:var(--brand-700);font-size:13px;font-weight:600;margin-bottom:14px;
}
.demo-copy h3{font-size:21px;margin-bottom:12px;}
.demo-copy p{color:var(--muted);font-size:15.5px;line-height:1.85;margin-bottom:16px;}
.check-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--ink);margin-bottom:8px;}
.check-list li::before{
  content:"";width:16px;height:16px;border-radius:50%;flex:0 0 auto;margin-top:6px;
  background:var(--accent-lime);
  box-shadow:inset 0 0 0 4px rgba(198,242,78,.35);
}
.check-list.green li::before{background:var(--brand-500);box-shadow:inset 0 0 0 4px rgba(15,138,95,.22);}

/* ============ 资讯 / CMS 列表 ============ */
.news-featured{
  display:grid;grid-template-columns:42% 1fr;gap:0;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .24s ease,box-shadow .24s ease;
}
.news-featured:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.nf-media{overflow:hidden;background:var(--brand-050);}
.nf-media img{width:100%;height:100%;min-height:250px;object-fit:cover;transition:transform .24s ease;}
.news-featured:hover .nf-media img{transform:scale(1.03);}
.nf-body{padding:30px 30px 26px;display:flex;flex-direction:column;}
.nf-body h3{font-size:21px;line-height:1.5;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-featured:hover .nf-body h3{color:var(--brand-500);}
.nf-body p{color:var(--muted);font-size:15px;line-height:1.85;margin-bottom:20px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.nf-meta{display:flex;align-items:center;gap:14px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);}
.badge-cat{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-pill);
  background:var(--brand-050);color:var(--brand-700);font-size:13px;font-weight:600;white-space:nowrap;
}
.badge-cat.alt{background:rgba(198,242,78,.30);color:#2C4A12;}
.time-tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);}
.nf-meta .link-arrow{margin-left:auto;}
.news-list{border-top:1px solid var(--line);margin-top:24px;}
.news-row{
  display:flex;align-items:center;gap:18px;min-height:64px;padding:14px 12px;
  border-bottom:1px solid var(--line);transition:background .18s ease;
}
.news-row:hover{background:var(--brand-050);}
.nr-main{flex:1 1 auto;min-width:0;}
.nr-title{
  font-size:16.5px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.news-row:hover .nr-title{color:var(--brand-500);}
.nr-sum{font-size:14px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px;}
.nr-side{display:flex;align-items:center;gap:14px;flex:0 0 auto;font-size:13px;color:var(--muted);}
.nr-side .arrow{transition:transform .18s ease;color:var(--brand-500);font-weight:700;}
.news-row:hover .nr-side .arrow{transform:translateX(4px);}
.news-foot{margin-top:30px;display:flex;justify-content:center;}
.empty-state{
  background:var(--surface);border:1px dashed rgba(15,138,95,.35);border-radius:var(--radius-card);
  padding:52px 24px;text-align:center;box-shadow:var(--shadow);
}
.empty-state .es-icon{
  width:56px;height:56px;margin:0 auto 16px;border-radius:50%;background:var(--brand-050);
  display:flex;align-items:center;justify-content:center;color:var(--brand-700);font-size:24px;
}
.empty-state p{color:var(--muted);margin-bottom:20px;}

/* ============ 证据区 ============ */
.proof-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--brand-900);
  border-radius:var(--radius-card);overflow:hidden;margin-bottom:40px;
}
.proof-item{padding:28px 24px;border-right:1px solid rgba(255,255,255,.10);}
.proof-item:last-child{border-right:none;}
.proof-item .p-num{font-size:30px;font-weight:700;color:var(--accent-lime);line-height:1.2;}
.proof-item .p-label{font-size:14px;color:rgba(234,247,241,.78);margin-top:6px;}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.review-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:26px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .24s ease,box-shadow .24s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand-500),var(--brand-700));color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:600;font-size:16px;
}
.review-name{font-size:15px;font-weight:600;}
.review-role{font-size:13px;color:var(--muted);}
.stars{color:var(--accent-orange);font-size:14px;letter-spacing:2px;margin-bottom:10px;}
.review-card p{font-size:15px;color:var(--muted);line-height:1.85;}
.review-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);}

/* ============ 价格区 ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.price-card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px 26px 26px;box-shadow:var(--shadow);transition:transform .24s ease,box-shadow .24s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.price-card.featured{border:2px solid var(--accent-lime);transform:translateY(-12px);}
.price-card.featured:hover{transform:translateY(-16px);}
.price-flag{
  position:absolute;top:-14px;right:22px;height:28px;padding:0 14px;border-radius:var(--radius-pill);
  background:var(--accent-orange);color:#fff;font-size:13px;font-weight:600;display:flex;align-items:center;
}
.price-card h3{font-size:20px;margin-bottom:6px;}
.price-sub{font-size:14px;color:var(--muted);margin-bottom:20px;}
.price-num{display:flex;align-items:baseline;gap:6px;margin-bottom:20px;}
.price-num .amount{font-size:40px;font-weight:700;line-height:1;color:var(--brand-900);}
.price-num .unit{font-size:14px;color:var(--muted);}
.price-list{margin-bottom:24px;}
.price-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--ink);margin-bottom:10px;line-height:1.7;}
.price-list li::before{
  content:"";width:16px;height:16px;border-radius:50%;flex:0 0 auto;margin-top:6px;
  background:var(--brand-500);box-shadow:inset 0 0 0 4px rgba(15,138,95,.20);
}
.price-card .btn-orange{width:100%;}
.price-foot{margin-top:14px;font-size:13px;color:var(--muted);text-align:center;}
.price-note{text-align:center;font-size:14px;color:var(--muted);margin-top:30px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:14px;
  overflow:hidden;position:relative;box-shadow:var(--shadow);transition:border-color .18s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent-lime);
  transform:scaleY(0);transform-origin:top;transition:transform .22s ease;
}
.faq-item.open::before{transform:scaleY(1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:none;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-q:hover{color:var(--brand-500);}
.faq-arrow{
  width:26px;height:26px;border-radius:50%;background:var(--brand-050);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:12px;flex:0 0 auto;
  transition:transform .22s ease,background .22s ease;
}
.faq-item.open .faq-arrow{transform:rotate(180deg);background:var(--accent-lime);color:var(--brand-900);}
.faq-a{padding:0 22px 22px;font-size:15.5px;color:var(--muted);line-height:1.8;}

/* ============ 尾部转化 ============ */
.cta-band{
  background:var(--brand-900);border-radius:24px;padding:56px;display:grid;
  grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.18),transparent 68%);
}
.cta-band h2{color:#F4FBF7;font-size:clamp(24px,3.2vw,34px);margin-bottom:14px;position:relative;z-index:2;}
.cta-band p{color:rgba(234,247,241,.80);font-size:16px;position:relative;z-index:2;}
.cta-form{position:relative;z-index:2;display:grid;gap:14px;}
.form-field label{display:block;font-size:14px;color:var(--accent-lime);margin-bottom:8px;font-weight:600;}
.form-field input,.form-field textarea{
  width:100%;height:48px;padding:0 16px;border-radius:var(--radius-btn);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#F4FBF7;
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.form-field textarea{height:96px;padding:12px 16px;resize:vertical;line-height:1.7;}
.form-field input::placeholder,.form-field textarea::placeholder{color:rgba(234,247,241,.45);}
.form-field input:focus,.form-field textarea:focus{
  outline:none;border-color:var(--accent-lime);background:rgba(198,242,78,.10);
  box-shadow:0 0 0 3px rgba(198,242,78,.18);
}
.form-field.error input{border-color:#C0392B;}
.form-tip{font-size:13px;color:#C0392B;min-height:18px;}
.form-privacy{font-size:13px;color:rgba(234,247,241,.60);text-align:center;}
.back-top{display:flex;justify-content:center;margin-top:36px;}
.back-top a{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:var(--surface);color:var(--brand-700);font-size:14px;font-weight:600;
  box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease;
}
.back-top a:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(234,247,241,.78);padding:64px 0 0;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:0;}
.footer-col{padding:0 24px;border-right:1px solid rgba(255,255,255,.10);}
.footer-col:first-child{padding-left:0;}
.footer-col:last-child{border-right:none;padding-right:0;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-text .bt-1{color:#F4FBF7;}
.footer-brand .brand-text .bt-2{color:rgba(234,247,241,.62);}
.footer-about{font-size:14px;line-height:1.85;color:rgba(234,247,241,.68);}
.footer-title{font-size:14px;font-weight:700;color:#F4FBF7;letter-spacing:.06em;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(234,247,241,.72);position:relative;}
.footer-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent-lime);
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.footer-links a:hover{color:#fff;}
.footer-links a:hover::after{transform:scaleX(1);}
.footer-contact li{font-size:14px;color:rgba(234,247,241,.72);margin-bottom:10px;}
.footer-bottom{
  margin-top:48px;padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:rgba(234,247,241,.58);margin:0;}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:28px;bottom:28px;z-index:1030;height:56px;padding:0 26px;
  display:none;align-items:center;gap:10px;border-radius:var(--radius-pill);
  background:var(--accent-orange);color:#fff;font-weight:600;font-size:15px;
  box-shadow:0 14px 30px -12px rgba(255,106,43,.9);
  opacity:0;transform:translateY(12px);transition:opacity .3s ease,transform .3s ease,background .18s ease;
}
.float-cta.show{opacity:1;transform:translateY(0);}
.float-cta:hover{background:#F25C1C;color:#fff;transform:translateY(-2px);}
.mobile-cta{display:none;}

/* ============ 响应式 ============ */
@media (min-width:992px){
  .float-cta{display:inline-flex;}
}
@media (max-width:1199px){
  .hero-inner{gap:36px;}
}
@media (max-width:991px){
  :root{--sec-pad:64px;}
  .nav-pills{display:none;}
  .nav-actions .nav-link-plain{display:none;}
  .nav-actions .btn-orange{display:none;}
  .burger{display:flex;}
  .nav-inner{justify-content:space-between;height:64px;}
  .hero{padding:120px 0 64px;}
  .hero-inner{grid-template-columns:1fr;gap:44px;}
  .hero-stats{grid-template-columns:repeat(3,1fr);max-width:100%;}
  .phone{margin:0 auto;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-card:nth-child(odd){margin-left:0;}
  .demo-flow::before{display:none;}
  .demo-item{grid-template-columns:1fr;gap:24px;}
  .demo-item.rev .demo-media{order:0;}
  .news-featured{grid-template-columns:1fr;}
  .nf-media img{min-height:190px;max-height:230px;}
  .proof-bar{grid-template-columns:repeat(2,1fr);}
  .proof-item:nth-child(2){border-right:none;}
  .proof-item:nth-child(1),.proof-item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.10);}
  .review-grid{grid-template-columns:1fr;}
  .price-grid{grid-template-columns:1fr;gap:20px;}
  .price-card.featured{transform:none;}
  .price-card.featured:hover{transform:translateY(-4px);}
  .cta-band{grid-template-columns:1fr;padding:40px 28px;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 0;}
  .footer-col{padding:0 20px;}
  .footer-col:nth-child(2){border-right:none;}
  .footer-col:nth-child(1),.footer-col:nth-child(2){padding-left:0;}
  .mobile-cta{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1030;
    height:calc(52px + env(safe-area-inset-bottom));
    padding-bottom:env(safe-area-inset-bottom);
    align-items:center;justify-content:center;gap:8px;
    background:var(--accent-orange);color:#fff;font-weight:600;font-size:16px;
    box-shadow:0 -6px 22px -12px rgba(7,35,26,.6);
  }
  .mobile-cta:hover{color:#fff;}
  body{padding-bottom:52px;}
}
@media (max-width:767px){
  :root{--sec-pad:52px;}
  .container-x,.nav-inner{padding:0 18px;}
  .hero-stats{grid-template-columns:1fr;gap:12px;}
  .sec-head{margin-bottom:32px;}
  .proof-bar{grid-template-columns:1fr;}
  .proof-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.10);}
  .proof-item:last-child{border-bottom:none;}
  .news-row{flex-wrap:wrap;gap:10px;}
  .nr-side{width:100%;justify-content:space-between;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col{border-right:none;padding:0;}
  .cta-band{padding:32px 20px;border-radius:18px;}
  .hero-actions .btn-outline-c,.hero-actions .btn-orange{width:100%;}
  .review-grid{gap:16px;}
}
@media (max-width:575px){
  .hero{padding:104px 0 52px;}
  .phone{width:100%;max-width:300px;}
  .news-featured .nf-body{padding:22px 20px;}
  .price-card{padding:26px 20px;}
  .faq-q{font-size:16px;padding:18px;}
}

/* roulang page: article */
:root{
  --brand-900:#07231A;
  --brand-700:#0E5A42;
  --brand-500:#0F8A5F;
  --brand-050:#E6F4EE;
  --accent-lime:#C6F24E;
  --accent-orange:#FF6A2B;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --ink:#14201B;
  --muted:#5C6B65;
  --line:rgba(7,35,26,.10);
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(7,35,26,.06);
  --sh-2:0 1px 2px rgba(7,35,26,.06),0 14px 36px -16px rgba(7,35,26,.22);
  --sh-3:0 1px 2px rgba(7,35,26,.06),0 22px 46px -18px rgba(7,35,26,.30);
  --bs-primary:#0F8A5F;
  --bs-primary-rgb:15,138,95;
  --bs-body-bg:#F7F6F2;
  --bs-body-color:#14201B;
  --bs-border-color:rgba(7,35,26,.10);
  --bs-border-radius:14px;
  --bs-border-radius-lg:18px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#0F8A5F;
  --bs-link-hover-color:#0E5A42;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-700);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:.02em;color:var(--ink);}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent-lime);outline-offset:2px;}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:rgba(7,35,26,.55);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.10);
  transition:background .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.site-header.is-solid{background:#fff;border-bottom-color:var(--line);box-shadow:var(--sh-1);}
.nav-inner{
  width:100%;max-width:1200px;margin:0 auto;padding:10px 24px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.brand-mark svg{width:34px;height:34px;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.bt-1{font-size:16px;font-weight:700;color:#F4FBF7;letter-spacing:.04em;transition:color .22s ease;}
.bt-2{font-size:11px;color:rgba(244,251,247,.72);letter-spacing:.16em;transition:color .22s ease;}
.site-header.is-solid .bt-1{color:var(--brand-900);}
.site-header.is-solid .bt-2{color:var(--muted);}
.nav-pills{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap;}
.nav-pill{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 14px;
  border-radius:var(--r-pill);font-size:14px;color:rgba(244,251,247,.86);white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.nav-pill::after{
  content:"";position:absolute;left:14px;right:14px;bottom:5px;height:3px;border-radius:3px;
  background:var(--accent-lime);transform:scaleX(0);transform-origin:left center;transition:transform .18s ease;
}
.nav-pill:hover{background:rgba(255,255,255,.12);color:#fff;}
.nav-pill:hover::after{transform:scaleX(1);}
.nav-pill.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:600;}
.nav-pill.is-active::after{transform:scaleX(1);}
.site-header.is-solid .nav-pill{color:var(--brand-700);}
.site-header.is-solid .nav-pill:hover{background:var(--brand-050);color:var(--brand-700);}
.site-header.is-solid .nav-pill.is-active{background:var(--brand-050);color:var(--brand-700);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-link-plain{font-size:14px;color:rgba(244,251,247,.86);}
.nav-link-plain:hover{color:#fff;}
.site-header.is-solid .nav-link-plain{color:var(--brand-700);}
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 22px;
  border-radius:var(--r-pill);background:var(--accent-orange);color:#fff;font-size:15px;font-weight:600;
  border:0;box-shadow:var(--sh-1);transition:transform .18s ease,background .18s ease,box-shadow .18s ease;
}
.btn-orange:hover{background:#EC5A1B;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.burger{
  display:none;width:44px;height:44px;border:0;background:transparent;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.burger span{display:block;width:22px;height:2px;border-radius:2px;background:#F4FBF7;transition:background .22s ease;}
.site-header.is-solid .burger span{background:var(--brand-900);}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(7,35,26,.55);opacity:0;visibility:hidden;
  transition:opacity .22s ease,visibility .22s ease;z-index:1040;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:360px;background:#fff;z-index:1050;
  transform:translateX(104%);transition:transform .26s ease;display:flex;flex-direction:column;
  box-shadow:-18px 0 40px -22px rgba(7,35,26,.4);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line);}
.drawer-title{font-size:15px;font-weight:700;color:var(--brand-900);}
.drawer-close{width:40px;height:40px;border:0;background:var(--brand-050);border-radius:50%;font-size:22px;line-height:1;color:var(--brand-700);cursor:pointer;}
.drawer-nav{padding:12px 8px;overflow-y:auto;flex:1 1 auto;}
.drawer-nav a{display:flex;align-items:center;min-height:52px;padding:0 16px;border-radius:12px;font-size:17px;color:var(--ink);}
.drawer-nav a:hover{background:var(--brand-050);color:var(--brand-700);}
.drawer-nav a.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:600;}
.drawer-group{margin:14px 16px 6px;font-size:13px;letter-spacing:.14em;color:var(--muted);}
.drawer-foot{padding:14px 18px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--line);}
.drawer-foot .btn-orange{width:100%;}

/* ---------- buttons / badges ---------- */
.btn-primary-x{
  display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 30px;border:0;
  border-radius:var(--r-pill);background:var(--accent-orange);color:#fff;font-size:16px;font-weight:600;
  box-shadow:var(--sh-1);cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease;
}
.btn-primary-x:hover{background:#EC5A1B;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-ghost-x{
  display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 28px;
  border-radius:var(--r-pill);border:1.5px solid var(--brand-500);color:var(--brand-700);
  background:transparent;font-size:16px;font-weight:600;transition:background .18s ease,color .18s ease,transform .18s ease;
}
.btn-ghost-x:hover{background:var(--brand-050);color:var(--brand-700);transform:translateY(-2px);}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 24px;border-radius:var(--r-pill);
  border:1.5px solid var(--line);color:var(--brand-700);font-weight:600;font-size:15px;background:var(--surface);
  transition:border-color .18s ease,background .18s ease,transform .18s ease;
}
.btn-line:hover{border-color:var(--brand-500);background:var(--brand-050);color:var(--brand-700);transform:translateY(-2px);}
.badge-cat{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-050);color:var(--brand-700);font-size:13px;font-weight:600;white-space:nowrap;
}
.badge-soft{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(198,242,78,.28);color:#0B3A2A;font-size:13px;font-weight:600;white-space:nowrap;
}

/* ---------- article head ---------- */
.page-main{padding-top:78px;}
.crumb-wrap{padding-top:24px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-700);}
.crumb .sep{color:rgba(7,35,26,.28);}
.crumb .cur{color:var(--brand-700);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-head{padding:26px 0 10px;}
.article-head .eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--accent-lime);box-shadow:0 0 0 4px rgba(198,242,78,.25);}
.eyebrow span{font-size:13px;letter-spacing:.16em;color:var(--brand-700);font-weight:600;}
.article-title{
  font-size:clamp(28px,4.2vw,44px);line-height:1.22;font-weight:700;color:var(--brand-900);
  max-width:900px;letter-spacing:.01em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;
  font-size:14px;color:var(--muted);
}
.article-meta .vline{width:1px;height:14px;background:var(--line);display:inline-block;}
.article-lead{
  margin-top:22px;padding:20px 22px;border-radius:var(--r-card);background:var(--surface);
  border:1px solid var(--line);border-left:4px solid var(--brand-500);color:var(--muted);font-size:15px;
  max-width:860px;
}

/* ---------- reading layout ---------- */
.read-section{padding:34px 0 72px;}
.read-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;}
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--ink);}
.article-body>*+*{margin-top:20px;}
.article-body p{margin:0;font-size:17px;line-height:1.9;}
.article-body>p:first-child{font-size:18px;color:#20302A;}
.article-body h2{
  position:relative;margin:40px 0 0;padding-left:14px;
  font-size:clamp(21px,2.4vw,27px);line-height:1.4;font-weight:700;color:var(--brand-900);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.24em;width:4px;border-radius:4px;background:var(--accent-lime);
}
.article-body h3{margin:30px 0 0;font-size:20px;line-height:1.5;font-weight:600;color:var(--brand-700);}
.article-body ul,.article-body ol{padding-left:0;margin:0;}
.article-body ul li,.article-body ol li{position:relative;padding-left:26px;margin-top:10px;line-height:1.85;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:8px;height:8px;border-radius:2px;
  background:var(--brand-500);
}
.article-body ol{counter-reset:artli;}
.article-body ol li{counter-increment:artli;}
.article-body ol li::before{
  content:counter(artli);position:absolute;left:0;top:.28em;min-width:20px;height:20px;border-radius:6px;
  background:var(--brand-050);color:var(--brand-700);font-size:12px;font-weight:700;line-height:20px;text-align:center;
}
.article-body blockquote{
  margin:0;padding:18px 22px;border-radius:12px;background:var(--brand-050);
  border-left:4px solid var(--brand-500);color:#1D3B31;font-size:16px;
}
.article-body blockquote p{margin:0;font-size:16px;}
.article-body img{border-radius:var(--r-img);margin:0 auto;box-shadow:var(--sh-1);}
.article-body figure{margin:0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body .table-wrap,.article-body table{width:100%;}
.article-body .table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#fff;}
.article-body table{border-collapse:collapse;min-width:520px;font-size:15px;}
.article-body table th,.article-body table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);}
.article-body table thead th{background:var(--brand-050);color:var(--brand-700);font-weight:600;}
.article-body table tbody tr:nth-child(even){background:rgba(7,35,26,.025);}
.article-body a{color:var(--brand-500);border-bottom:1px solid rgba(15,138,95,.35);}
.article-body a:hover{color:var(--brand-700);border-bottom-color:var(--accent-lime);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0;}

/* ---------- sidebar ---------- */
.read-side{display:grid;gap:20px;align-content:start;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
}
.side-title{font-size:15px;font-weight:700;color:var(--brand-900);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-title::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-lime);}
.toc-list{display:grid;gap:2px;max-height:340px;overflow-y:auto;}
.toc-list a{
  display:block;padding:8px 10px 8px 14px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:14px;color:var(--muted);line-height:1.6;transition:all .18s ease;
}
.toc-list a:hover{background:var(--brand-050);color:var(--brand-700);border-left-color:var(--brand-500);}
.toc-list a.is-current{background:var(--brand-050);color:var(--brand-700);font-weight:600;border-left-color:var(--accent-lime);}
.rel-list{display:grid;gap:12px;}
.rel-item{display:block;padding-bottom:12px;border-bottom:1px solid var(--line);}
.rel-item:last-child{border-bottom:0;padding-bottom:0;}
.rel-item strong{display:block;font-size:14px;font-weight:600;color:var(--ink);line-height:1.6;transition:color .18s ease;}
.rel-item span{display:block;margin-top:4px;font-size:13px;color:var(--muted);}
.rel-item:hover strong{color:var(--brand-500);}

/* ---------- tags & related ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);}
.tag-row .label{font-size:13px;color:var(--muted);letter-spacing:.1em;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--surface);font-size:13px;color:var(--brand-700);
  transition:background .18s ease,border-color .18s ease,transform .18s ease;
}
.tag:hover{background:var(--brand-050);border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);}
.rel-section{padding:0 0 76px;}
.rel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px;}
.rel-head h2{font-size:clamp(20px,2.4vw,26px);font-weight:700;color:var(--brand-900);}
.rel-head p{margin:6px 0 0;font-size:15px;color:var(--muted);}
.rel-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(15,138,95,.35);}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0E5A42,#07231A);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.rel-body h3{font-size:16px;font-weight:600;line-height:1.6;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s ease;}
.rel-card:hover .rel-body h3{color:var(--brand-500);}
.rel-body time{font-size:13px;color:var(--muted);}
.rel-body .arrow{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-500);}
.rel-body .arrow i{transition:transform .18s ease;font-style:normal;}
.rel-card:hover .arrow i{transform:translateX(4px);}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--brand-900);color:#F4FBF7;padding:80px 0;
  background-image:linear-gradient(135deg,rgba(7,35,26,.94),rgba(14,90,66,.88));
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.cta-copy h2{font-size:clamp(24px,3vw,34px);line-height:1.3;color:#fff;font-weight:700;}
.cta-copy p{margin-top:16px;font-size:16px;color:rgba(244,251,247,.78);max-width:44ch;}
.cta-points{margin-top:22px;display:grid;gap:10px;}
.cta-points li{position:relative;padding-left:26px;font-size:15px;color:rgba(244,251,247,.86);}
.cta-points li::before{
  content:"";position:absolute;left:0;top:.55em;width:12px;height:12px;border-radius:50%;
  background:var(--accent-lime);
}
.cta-form{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:20px;
  padding:28px;display:grid;gap:16px;backdrop-filter:blur(4px);
}
.field{display:grid;gap:8px;}
.field label{font-size:14px;color:#D8EFE4;font-weight:600;}
.field input,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.94);color:var(--ink);font-size:15px;
  transition:box-shadow .18s ease,border-color .18s ease,background .18s ease;
}
.field textarea{min-height:96px;resize:vertical;}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--accent-lime);box-shadow:0 0 0 3px rgba(198,242,78,.35);background:#fff;
}
.field small{font-size:13px;color:rgba(244,251,247,.66);}
.cta-form .btn-primary-x{width:100%;}
.privacy{font-size:13px;color:rgba(244,251,247,.62);line-height:1.7;}
.to-top{display:inline-flex;align-items:center;gap:6px;margin-top:8px;font-size:14px;color:var(--accent-lime);}
.to-top:hover{color:#fff;}

/* ---------- empty state ---------- */
.empty-state{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state .ico{
  width:56px;height:56px;margin:0 auto 18px;border-radius:50%;background:var(--brand-050);
  display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--brand-700);
}
.empty-state h2{font-size:20px;color:var(--brand-900);}
.empty-state p{margin-top:10px;color:var(--muted);font-size:15px;}
.empty-state .btn-line{margin-top:20px;}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(244,251,247,.78);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}
.footer-col{padding-top:6px;}
.footer-col+.footer-col{border-left:1px solid rgba(255,255,255,.10);padding-left:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .bt-1{color:#F4FBF7;}
.footer-brand .bt-2{color:rgba(244,251,247,.62);}
.footer-about{font-size:14px;line-height:1.8;color:rgba(244,251,247,.66);max-width:32ch;}
.footer-title{font-size:14px;font-weight:700;color:#F4FBF7;letter-spacing:.1em;margin-bottom:16px;}
.footer-links,.footer-contact{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:rgba(244,251,247,.72);}
.footer-links a:hover{color:var(--accent-lime);}
.footer-contact li{font-size:14px;color:rgba(244,251,247,.72);}
.footer-bottom{
  margin-top:44px;padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
}
.footer-bottom p{margin:0;font-size:13px;color:rgba(244,251,247,.58);}

/* ---------- float cta ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1020;
  display:inline-flex;align-items:center;gap:8px;height:56px;padding:0 26px;border-radius:var(--r-pill);
  background:var(--accent-orange);color:#fff;font-weight:600;font-size:15px;box-shadow:var(--sh-3);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease,background .18s ease;
}
.float-cta.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta:hover{background:#EC5A1B;color:#fff;}
.float-cta .dot{width:8px;height:8px;border-radius:50%;background:var(--accent-lime);}

/* ---------- responsive ---------- */
@media (min-width:1200px){
  .read-grid{grid-template-columns:minmax(0,1fr) 300px;gap:52px;align-items:start;}
  .read-side{position:sticky;top:104px;}
  .article-body{max-width:760px;}
}
@media (max-width:1199px){
  .read-side{order:2;}
  .toc-list{max-height:none;}
}
@media (max-width:991px){
  .nav-pills{display:none;}
  .nav-link-plain{display:none;}
  .burger{display:flex;}
  .nav-inner{padding:8px 18px;}
  .container-x{padding:0 18px;}
  .page-main{padding-top:72px;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .cta-band{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-col+.footer-col{border-left:0;padding-left:0;}
  .footer-col:nth-child(even){border-left:1px solid rgba(255,255,255,.10);padding-left:28px;}
  .rel-cards{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:767px){
  .article-head{padding:20px 0 6px;}
  .read-section{padding:26px 0 56px;}
  .cta-band{padding:52px 0;}
  .site-footer{padding-top:48px;}
}
@media (max-width:575px){
  body{font-size:15.5px;}
  .article-body{font-size:16px;}
  .article-body p{font-size:16px;}
  .article-body>p:first-child{font-size:17px;}
  .rel-cards{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-col:nth-child(even){border-left:0;padding-left:0;}
  .float-cta{
    right:0;left:0;bottom:0;width:100%;height:52px;border-radius:0;justify-content:center;
    padding:0 18px calc(0px + env(safe-area-inset-bottom));
  }
  .cta-form{padding:22px;}
  .article-title{font-size:clamp(24px,7vw,30px);}
}

/* roulang page: category1 */
:root{
  --brand-900:#07231A;
  --brand-700:#0E5A42;
  --brand-500:#0F8A5F;
  --brand-050:#E6F4EE;
  --accent-lime:#C6F24E;
  --accent-orange:#FF6A2B;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --ink:#14201B;
  --muted:#5C6B65;
  --line:rgba(7,35,26,.10);
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(7,35,26,.06), 0 14px 36px -16px rgba(7,35,26,.22);
  --shadow-2:0 2px 4px rgba(7,35,26,.08), 0 20px 44px -20px rgba(7,35,26,.30);
  --sec-pad:88px;

  --bs-primary:#0F8A5F;
  --bs-body-bg:#F7F6F2;
  --bs-body-color:#14201B;
  --bs-border-color:rgba(7,35,26,.10);
  --bs-border-radius:12px;
  --bs-border-radius-lg:16px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  padding-top:72px;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-700);}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent-lime);outline-offset:2px;}

.container-x{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 通用组件 ---------- */
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-pill);
  background:var(--accent-orange);color:#fff;font-weight:600;font-size:15px;
  border:0;cursor:pointer;box-shadow:0 1px 2px rgba(7,35,26,.06),0 12px 26px -14px rgba(255,106,43,.7);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.btn-orange:hover{background:#ef5b19;color:#fff;transform:translateY(-2px);box-shadow:0 4px 10px rgba(7,35,26,.10),0 20px 36px -16px rgba(255,106,43,.75);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-pill);
  border:1.5px solid var(--brand-500);color:var(--brand-700);background:transparent;
  font-weight:600;font-size:15px;transition:background .2s ease,transform .2s ease,color .2s ease;
}
.btn-ghost:hover{background:var(--brand-050);color:var(--brand-700);transform:translateY(-2px);}
.btn-ghost-ondark{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-pill);
  border:1.5px solid rgba(255,255,255,.55);color:#fff;background:transparent;font-weight:600;font-size:15px;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-ghost-ondark:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-2px);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-pill);
  border:1.5px solid var(--line);background:#fff;color:var(--brand-700);
  font-weight:600;font-size:15px;transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.btn-line:hover{border-color:var(--brand-500);background:var(--brand-050);transform:translateY(-2px);color:var(--brand-700);}

.badge-x{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--radius-pill);background:var(--brand-050);color:var(--brand-700);
  font-size:13px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-lime{background:rgba(198,242,78,.28);color:#2B3D06;}

.sec{padding:var(--sec-pad) 0;}
.sec-head{max-width:720px;margin-bottom:44px;}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:.14em;color:var(--brand-500);text-transform:uppercase;margin-bottom:14px;
}
.sec-eyebrow::before{content:"";width:22px;height:2px;background:var(--accent-lime);display:block;}
.sec-title{
  font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:700;letter-spacing:.02em;color:var(--brand-900);
}
.sec-desc{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.85;max-width:640px;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
  transition:box-shadow .22s ease,background .22s ease;
}
.site-header.scrolled{box-shadow:0 10px 30px -22px rgba(7,35,26,.45);}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;background:var(--brand-900);flex-shrink:0;}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.bt-1{font-size:15px;font-weight:700;color:var(--brand-900);letter-spacing:.04em;}
.bt-2{font-size:11.5px;color:var(--muted);letter-spacing:.08em;}
.nav-pills{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1;min-width:0;}
.nav-pill{
  display:inline-flex;align-items:center;height:38px;padding:0 12px;border-radius:var(--radius-pill);
  font-size:14px;color:var(--ink);white-space:nowrap;position:relative;
  transition:background .2s ease,color .2s ease;
}
.nav-pill::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:3px;border-radius:3px;
  background:var(--accent-lime);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-pill:hover{background:var(--brand-050);color:var(--brand-700);}
.nav-pill:hover::after{transform:scaleX(1);}
.nav-pill.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:600;}
.nav-pill.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-link-plain{font-size:14px;color:var(--muted);font-weight:500;}
.nav-link-plain:hover{color:var(--brand-700);}
.nav-actions .btn-orange{height:42px;padding:0 20px;font-size:14px;}
.burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;padding:0;
}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand-900);transition:transform .2s ease,opacity .2s ease;}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(7,35,26,.55);opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;z-index:1200;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:360px;background:#fff;z-index:1300;
  transform:translateX(100%);transition:transform .26s ease;display:flex;flex-direction:column;
  box-shadow:-18px 0 40px -24px rgba(7,35,26,.5);
}
body.drawer-open .drawer{transform:translateX(0);}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}
body.drawer-open{overflow:hidden;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:18px;line-height:1;color:var(--brand-900);cursor:pointer;}
.drawer-body{padding:10px 12px;overflow-y:auto;flex:1;}
.drawer-group-title{font-size:12.5px;letter-spacing:.12em;color:var(--muted);padding:16px 12px 8px;}
.drawer-link{
  display:flex;align-items:center;height:52px;padding:0 14px;border-radius:10px;
  font-size:17px;color:var(--ink);font-weight:500;
}
.drawer-link:hover,.drawer-link.is-active{background:var(--brand-050);color:var(--brand-700);}
.drawer-foot{padding:16px 18px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--line);}
.drawer-foot .btn-orange{width:100%;}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:52px 0 60px;
  background-color:var(--brand-050);
  background-image:linear-gradient(rgba(230,244,238,.94),rgba(230,244,238,.9)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  min-height:300px;
  display:flex;align-items:center;
}
.cat-hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:520px;height:520px;border-radius:50%;
  border:2px dashed rgba(15,138,95,.28);pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;max-width:820px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-700);}
.crumb i{font-size:10px;color:rgba(7,35,26,.28);}
.crumb .cur{color:var(--brand-700);font-weight:600;}
.cat-hero h1{
  font-size:clamp(30px,4.8vw,48px);line-height:1.16;font-weight:700;letter-spacing:.02em;color:var(--brand-900);
}
.cat-lead{margin-top:18px;font-size:17px;line-height:1.8;color:#33503F;max-width:660px;}
.hero-actions{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 要点卡 ---------- */
.point-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px;padding-right:24px;
}
.point-card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px 24px;box-shadow:var(--shadow-1);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,138,95,.28);}
.point-card:nth-child(odd){transform:translateX(24px);}
.point-card:nth-child(odd):hover{transform:translateX(24px) translateY(-4px);}
.point-num{
  display:inline-block;font-size:34px;font-weight:700;letter-spacing:.02em;line-height:1;
  color:var(--accent-lime);-webkit-text-stroke:.6px rgba(7,35,26,.45);
  font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.point-card h3{font-size:20px;font-weight:700;color:var(--brand-900);margin-bottom:10px;line-height:1.4;}
.point-card p{color:var(--muted);font-size:15px;line-height:1.8;}
.point-bar{width:46px;height:3px;border-radius:3px;background:var(--brand-500);margin:16px 0 14px;}
.point-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--brand-700);}
.point-link i{transition:transform .2s ease;}
.point-link:hover i{transform:translateX(4px);}

/* ---------- 图文交替 ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding:36px 0;border-bottom:1px dashed var(--line);
}
.split:last-child{border-bottom:0;}
.split.reverse .split-media{order:2;}
.split-media{border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-1);position:relative;}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .28s ease;}
.split-media:hover img{transform:scale(1.03);}
.split-tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--radius-pill);
  background:var(--brand-900);color:var(--accent-lime);font-size:13px;font-weight:600;margin-bottom:16px;
}
.split h3{font-size:clamp(20px,2.4vw,24px);font-weight:700;color:var(--brand-900);line-height:1.4;margin-bottom:14px;}
.split p{color:var(--muted);font-size:15.5px;line-height:1.85;}
.check-list{margin-top:18px;display:grid;gap:10px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink);}
.check-list i{color:var(--brand-500);margin-top:5px;font-size:14px;}

/* ---------- 数据条 ---------- */
.statbar{
  background:var(--brand-900);border-radius:var(--radius-card);padding:34px 28px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  box-shadow:var(--shadow-1);
}
.stat-item{text-align:center;padding:0 8px;}
.stat-item .num{
  font-size:clamp(24px,3vw,34px);font-weight:700;color:var(--accent-lime);
  font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:.02em;
}
.stat-item .lab{margin-top:8px;font-size:14px;color:rgba(255,255,255,.78);}
.stat-item + .stat-item{border-left:1px solid rgba(255,255,255,.14);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:14px;overflow:hidden;
}
.faq-acc .accordion-button{
  position:relative;width:100%;padding:20px 54px 20px 22px;background:#fff;border:0;
  font-size:17px;font-weight:600;color:var(--brand-900);text-align:left;box-shadow:none;border-radius:0;
  transition:color .2s ease,background .2s ease;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-700);background:#fff;box-shadow:none;}
.faq-acc .accordion-button:focus{box-shadow:none;}
.faq-acc .accordion-button::after{
  content:"";position:absolute;right:24px;top:50%;width:9px;height:9px;margin:0;background-image:none;
  border-right:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
  transform:translateY(-70%) rotate(45deg);transition:transform .22s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:translateY(-30%) rotate(-135deg);}
.faq-acc .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--accent-lime);
}
.faq-acc .accordion-body{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.8;}

/* ---------- CTA 表单 ---------- */
.cta-band{
  background:var(--brand-900);color:#fff;border-radius:var(--radius-card);
  padding:48px 44px;display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:center;
  box-shadow:var(--shadow-1);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  border:1.5px dashed rgba(198,242,78,.35);pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);font-weight:700;line-height:1.35;color:#fff;}
.cta-band p{margin-top:16px;color:rgba(255,255,255,.76);font-size:15.5px;line-height:1.85;max-width:420px;}
.cta-points{margin-top:22px;display:grid;gap:10px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.9);font-size:15px;}
.cta-points i{color:var(--accent-lime);margin-top:5px;}
.cform{display:grid;gap:16px;position:relative;z-index:2;}
.cform .field{display:grid;gap:8px;}
.cform label{font-size:14px;color:var(--accent-lime);font-weight:600;}
.cform input,.cform textarea{
  width:100%;height:48px;padding:0 16px;border-radius:var(--radius-btn);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;
  font-size:15px;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.cform textarea{height:104px;padding:12px 16px;resize:vertical;line-height:1.7;}
.cform input::placeholder,.cform textarea::placeholder{color:rgba(255,255,255,.5);}
.cform input:focus,.cform textarea:focus{
  outline:none;border-color:var(--accent-lime);background:rgba(198,242,78,.10);
  box-shadow:0 0 0 3px rgba(198,242,78,.22);
}
.cform .btn-orange{width:100%;height:52px;}
.form-note{font-size:13px;color:rgba(255,255,255,.6);line-height:1.7;}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:900;
  height:56px;padding:0 26px;border-radius:var(--radius-pill);
  background:var(--accent-orange);color:#fff;font-weight:600;font-size:15px;
  display:inline-flex;align-items:center;gap:10px;
  box-shadow:0 4px 12px rgba(7,35,26,.12),0 20px 40px -18px rgba(255,106,43,.85);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .28s ease,transform .28s ease,visibility .28s ease,background .2s ease;
}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta:hover{background:#ef5b19;color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.82);margin-top:88px;}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px;padding:64px 0 40px;
}
.footer-col + .footer-col{border-left:1px solid rgba(255,255,255,.10);padding-left:28px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .bt-1{color:#fff;}
.footer-brand .bt-2{color:rgba(255,255,255,.6);}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);max-width:280px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:16px;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);position:relative;display:inline-block;}
.footer-links a::after{
  content:"";position:absolute;left:0;bottom:-3px;width:100%;height:2px;background:var(--accent-lime);
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.footer-links a:hover{color:#fff;}
.footer-links a:hover::after{transform:scaleX(1);}
.footer-contact{display:grid;gap:11px;font-size:14px;color:rgba(255,255,255,.72);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:20px 0 28px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.58);line-height:1.7;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .container-x{padding:0 22px;}
}
@media (max-width:991.98px){
  body{padding-top:64px;}
  .nav-inner{height:64px;padding:0 18px;}
  .nav-pills,.nav-link-plain{display:none;}
  .nav-actions .btn-orange{display:none;}
  .burger{display:flex;}
  :root{--sec-pad:64px;}
  .point-grid{grid-template-columns:1fr 1fr;gap:20px;padding-right:0;}
  .point-card:nth-child(odd){transform:none;}
  .point-card:nth-child(odd):hover{transform:translateY(-4px);}
  .split{grid-template-columns:1fr;gap:26px;}
  .split.reverse .split-media{order:0;}
  .statbar{grid-template-columns:repeat(2,1fr);gap:24px 12px;}
  .stat-item + .stat-item{border-left:0;}
  .stat-item:nth-child(even){border-left:1px solid rgba(255,255,255,.14);}
  .cta-band{grid-template-columns:1fr;gap:32px;padding:40px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px;padding:52px 0 32px;}
  .footer-col + .footer-col{border-left:0;padding-left:0;}
  .footer-col:nth-child(even){border-left:1px solid rgba(255,255,255,.10);padding-left:22px;}
}
@media (max-width:575.98px){
  .container-x{padding:0 18px;}
  :root{--sec-pad:52px;}
  .cat-hero{padding:36px 0 44px;}
  .cat-hero::after{display:none;}
  .point-grid{grid-template-columns:1fr;}
  .statbar{grid-template-columns:1fr;text-align:left;}
  .stat-item{text-align:left;}
  .stat-item:nth-child(even){border-left:0;}
  .stat-item + .stat-item{border-top:1px solid rgba(255,255,255,.14);padding-top:14px;}
  .cta-band{padding:32px 22px;border-radius:14px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col:nth-child(even){border-left:0;padding-left:0;}
  .footer-bottom{flex-direction:column;}
  .float-cta{
    left:0;right:0;bottom:0;height:52px;border-radius:0;justify-content:center;
    padding:0 18px calc(0px + env(safe-area-inset-bottom));
    transform:none;opacity:1;visibility:visible;font-size:15px;
  }
  .float-cta.show{transform:none;}
}

/* roulang page: category2 */
:root{
  --brand-900:#07231A;
  --brand-700:#0E5A42;
  --brand-500:#0F8A5F;
  --brand-050:#E6F4EE;
  --accent-lime:#C6F24E;
  --accent-orange:#FF6A2B;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --ink:#14201B;
  --muted:#5C6B65;
  --line:rgba(7,35,26,.10);
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(7,35,26,.06);
  --shadow-md:0 1px 2px rgba(7,35,26,.06),0 14px 36px -16px rgba(7,35,26,.22);
  --shadow-lg:0 1px 2px rgba(7,35,26,.06),0 20px 44px -18px rgba(7,35,26,.32);

  --bs-primary:#0F8A5F;
  --bs-body-bg:#F7F6F2;
  --bs-body-color:#14201B;
  --bs-border-radius:10px;
  --bs-border-radius-lg:16px;
  --bs-link-color:#0F8A5F;
  --bs-link-hover-color:#0E5A42;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-500);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
button{font-family:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;letter-spacing:.02em;color:var(--brand-900);font-weight:700}
p{margin:0}
:focus-visible{outline:2px solid var(--accent-lime);outline-offset:2px;border-radius:6px}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:rgba(7,35,26,.46);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:12px 24px;
  display:flex;align-items:center;gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  display:grid;place-items:center;
  background:rgba(198,242,78,.12);
  border:1px solid rgba(198,242,78,.30);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.bt-1{font-size:15px;font-weight:700;letter-spacing:.02em;color:#F7F6F2;transition:color .22s ease}
.bt-2{font-size:11.5px;letter-spacing:.14em;color:var(--accent-lime);transition:color .22s ease}

.nav-pills{display:none;align-items:center;gap:2px;margin-left:auto}
.nav-pill{
  display:inline-flex;align-items:center;height:38px;padding:0 13px;
  border-radius:999px;font-size:14.5px;color:rgba(247,246,242,.86);
  position:relative;transition:background .18s ease,color .18s ease;
}
.nav-pill::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;
  background:var(--accent-lime);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;border-radius:2px;
}
.nav-pill:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-pill:hover::after{transform:scaleX(1)}
.nav-pill.is-current{
  color:var(--accent-lime);
  background:rgba(198,242,78,.14);
}
.nav-pill.is-current::after{transform:scaleX(1)}

.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-pills + .nav-actions{margin-left:12px}
.nav-link-plain{display:none;font-size:14.5px;color:rgba(247,246,242,.82);position:relative}
.nav-link-plain::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--accent-lime);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-link-plain:hover{color:#fff}
.nav-link-plain:hover::after{transform:scaleX(1)}

.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border:none;border-radius:999px;
  background:var(--accent-orange);color:#fff;font-size:14.5px;font-weight:600;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.btn-orange:hover,.btn-orange:focus{background:#ea5a1c;color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px -12px rgba(255,106,43,.75)}

.burger{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;padding:0 11px;border:none;background:transparent;cursor:pointer;
  border-radius:12px;
}
.burger span{display:block;height:2px;width:100%;background:#F7F6F2;border-radius:2px;transition:background .22s ease}

.site-header.is-solid{
  background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none;
  border-bottom-color:var(--line);
  box-shadow:0 8px 26px -20px rgba(7,35,26,.55);
}
.site-header.is-solid .bt-1{color:var(--brand-900)}
.site-header.is-solid .bt-2{color:var(--brand-500)}
.site-header.is-solid .brand-mark{background:var(--brand-050);border-color:rgba(15,138,95,.18)}
.site-header.is-solid .nav-pill{color:var(--brand-900)}
.site-header.is-solid .nav-pill:hover{background:var(--brand-050);color:var(--brand-700)}
.site-header.is-solid .nav-pill.is-current{background:var(--brand-050);color:var(--brand-700)}
.site-header.is-solid .nav-link-plain{color:var(--muted)}
.site-header.is-solid .burger span{background:var(--brand-900)}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;z-index:1050;background:rgba(7,35,26,.55);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;z-index:1060;height:100%;
  width:88vw;max-width:360px;background:#fff;
  transform:translateX(102%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;box-shadow:-20px 0 48px -24px rgba(7,35,26,.5);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.drawer-close{
  width:44px;height:44px;border:none;background:var(--brand-050);color:var(--brand-700);
  border-radius:12px;font-size:20px;line-height:1;cursor:pointer;
}
.drawer-body{flex:1;overflow-y:auto;padding:12px 12px 20px}
.drawer-group{padding:10px 8px 6px;font-size:12.5px;letter-spacing:.14em;color:var(--muted)}
.drawer-link{
  display:flex;align-items:center;height:52px;padding:0 14px;border-radius:12px;
  font-size:17px;color:var(--brand-900);transition:background .18s ease,color .18s ease;
}
.drawer-link:hover{background:var(--brand-050);color:var(--brand-700)}
.drawer-link.is-current{color:var(--brand-700);background:var(--brand-050);font-weight:600}
.drawer-foot{padding:14px 20px calc(18px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}
.drawer-foot .btn-orange{width:100%;height:50px;font-size:16px}

@media (min-width:576px){ .nav-link-plain{display:inline-flex} }
@media (min-width:992px){
  .nav-pills{display:flex}
  .burger{display:none}
  .nav-actions{margin-left:12px}
  .nav-link-plain{display:inline-flex}
}

/* ============ 通用板块 ============ */
.section{padding:52px 0}
@media (min-width:768px){ .section{padding:64px 0} }
@media (min-width:992px){ .section{padding:88px 0} }
.section-alt{background:var(--brand-050)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25;margin:14px 0 12px}
.section-head p{color:var(--muted);font-size:16px;max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;background:var(--brand-050);color:var(--brand-700);
  font-size:13px;font-weight:600;letter-spacing:.06em;
}
.eyebrow-dark{background:rgba(198,242,78,.14);color:var(--accent-lime)}

/* ============ Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  padding:126px 0 62px;
  color:#F7F6F2;
  background:
    linear-gradient(160deg,rgba(7,35,26,.95) 12%,rgba(7,35,26,.80) 60%,rgba(14,90,66,.86) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(198,242,78,.26) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-mask-image:linear-gradient(115deg,rgba(0,0,0,.95),transparent 68%);
  mask-image:linear-gradient(115deg,rgba(0,0,0,.95),transparent 68%);
  opacity:.55;
}
.cat-hero .container-x{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(247,246,242,.62);margin-bottom:24px}
.crumb a{color:rgba(247,246,242,.78)}
.crumb a:hover{color:var(--accent-lime)}
.crumb span[aria-current]{color:var(--accent-lime)}

.hero-grid{display:grid;gap:32px;align-items:center}
.hero-copy h1{
  color:#fff;font-size:clamp(30px,5vw,52px);line-height:1.15;margin:16px 0 16px;
}
.hero-lead{color:rgba(247,246,242,.82);font-size:17px;max-width:560px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  height:52px;padding:0 28px;border-radius:999px;border:none;
  background:var(--accent-orange);color:#fff;font-size:16px;font-weight:600;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.btn-main:hover,.btn-main:focus{background:#ea5a1c;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px -14px rgba(255,106,43,.8)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  height:52px;padding:0 26px;border-radius:999px;
  border:1px solid rgba(247,246,242,.42);background:transparent;color:#F7F6F2;font-size:16px;font-weight:600;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(247,246,242,.14);border-color:rgba(247,246,242,.7);color:#fff;transform:translateY(-2px)}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 24px;border-radius:999px;
  border:1px solid rgba(15,138,95,.4);background:transparent;color:var(--brand-700);font-size:15.5px;font-weight:600;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-outline:hover,.btn-outline:focus{background:var(--brand-050);border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px)}

.hero-mini{
  background:rgba(247,246,242,.07);
  border:1px solid rgba(198,242,78,.22);
  border-radius:var(--radius-card);
  padding:22px 24px;
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
}
.hero-mini ul{display:flex;flex-direction:column;gap:14px}
.hero-mini li{
  display:flex;align-items:flex-start;gap:10px;
  list-style:none;font-size:15.5px;color:rgba(247,246,242,.9);
}
.hero-mini .dot{
  flex:0 0 8px;width:8px;height:8px;margin-top:9px;border-radius:50%;
  background:var(--accent-lime);box-shadow:0 0 0 4px rgba(198,242,78,.16);
}
@media (min-width:768px){
  .cat-hero{padding:136px 0 76px}
}
@media (min-width:992px){
  .hero-grid{grid-template-columns:1.45fr 1fr;gap:48px}
}

/* ============ 时间轴 ============ */
.timeline{list-style:none;position:relative;max-width:900px}
.tl-item{position:relative;padding:0 0 30px 62px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:19px;top:46px;bottom:-6px;width:2px;
  background:linear-gradient(180deg,rgba(15,138,95,.5),rgba(15,138,95,.06));
}
.tl-item:last-child::before{display:none}
.tl-node{
  position:absolute;left:0;top:0;
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-900);color:var(--accent-lime);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px rgba(15,138,95,.08);
}
.tl-body{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:22px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.tl-body:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(15,138,95,.24)}
.tl-body h3{font-size:19px;margin-bottom:8px}
.tl-body p{color:var(--muted);font-size:15.5px}
.tl-body p + p{margin-top:6px}
@media (min-width:768px){
  .tl-body{padding:24px 28px}
  .tl-body h3{font-size:20px}
}

/* ============ 对比表 ============ */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--surface);box-shadow:var(--shadow-md);
  overflow-x:auto;-webkit-overflow-scrolling:touch;
}
.compare-table{width:100%;min-width:660px;border-collapse:collapse}
.compare-table th,.compare-table td{
  padding:16px 20px;text-align:left;font-size:15px;vertical-align:top;
  border-bottom:1px solid var(--line);
}
.compare-table thead th{
  background:var(--brand-700);color:#fff;font-weight:600;font-size:15px;
  border-bottom:none;white-space:nowrap;
}
.compare-table thead th.is-cur{background:var(--brand-900);color:var(--accent-lime)}
.compare-table tbody th{font-weight:600;color:var(--brand-900);width:20%}
.compare-table tbody tr:nth-child(even){background:rgba(230,244,238,.55)}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table td.is-cur{color:var(--brand-700);font-weight:600;background:rgba(198,242,78,.12)}
.table-note{margin-top:14px;font-size:13.5px;color:var(--muted)}

/* ============ 图片证据 ============ */
.proof-grid{display:grid;gap:24px}
.proof-card{
  margin:0;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .24s ease,box-shadow .24s ease;
}
.proof-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.proof-media{overflow:hidden;background:linear-gradient(135deg,var(--brand-700),var(--brand-900))}
.proof-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .24s ease}
.proof-card:hover .proof-media img{transform:scale(1.03)}
.proof-card figcaption{padding:18px 22px 20px;font-size:14.5px;color:var(--muted)}
.proof-card figcaption strong{display:block;color:var(--brand-900);font-size:16.5px;margin-bottom:6px}
@media (min-width:768px){ .proof-grid{grid-template-columns:repeat(2,1fr)} }

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto}
.accordion-item{
  border:1px solid var(--line)!important;border-radius:12px!important;
  background:#fff;margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm);
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  position:relative;display:flex;align-items:center;gap:14px;
  width:100%;padding:19px 22px;font-size:16.5px;font-weight:600;
  color:var(--brand-900);background:#fff;box-shadow:none!important;
  border-radius:12px!important;
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--accent-lime);opacity:0;transition:opacity .2s ease;
}
.accordion-button:not(.collapsed){color:var(--brand-700);background:var(--brand-050)}
.accordion-button:not(.collapsed)::before{opacity:1}
.accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(198,242,78,.6)!important}
.accordion-button::after{
  content:"";flex:0 0 10px;width:10px;height:10px;margin-left:auto;
  background-image:none!important;
  border-right:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
  transform:rotate(45deg);transition:transform .24s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.accordion-body{padding:4px 22px 22px;color:var(--muted);font-size:15.5px;line-height:1.8}

/* ============ CTA 表单 ============ */
.cta-band{
  position:relative;overflow:hidden;color:#F7F6F2;
  padding:56px 0;
  background:
    linear-gradient(120deg,rgba(7,35,26,.95) 10%,rgba(14,90,66,.90) 100%),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
}
.cta-grid{display:grid;gap:34px;align-items:center}
.cta-copy h2{color:#fff;font-size:clamp(24px,3.4vw,34px);line-height:1.28;margin-bottom:14px}
.cta-copy p{color:rgba(247,246,242,.78);font-size:16px;max-width:520px}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;list-style:none;color:rgba(247,246,242,.88);font-size:15.5px}
.cta-points .tick{
  flex:0 0 18px;width:18px;height:18px;margin-top:6px;border-radius:50%;
  background:rgba(198,242,78,.18);position:relative;
}
.cta-points .tick::after{
  content:"";position:absolute;left:5px;top:4px;width:7px;height:4px;
  border-left:2px solid var(--accent-lime);border-bottom:2px solid var(--accent-lime);
  transform:rotate(-45deg);
}
.cta-form{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(198,242,78,.20);
  border-radius:var(--radius-card);
  padding:26px 24px 24px;
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:14px;font-weight:600;color:var(--accent-lime);margin-bottom:8px}
.form-row input,.form-row textarea{
  width:100%;height:48px;padding:0 15px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(247,246,242,.22);
  border-radius:var(--radius-btn);
  color:#fff;font-size:15.5px;font-family:inherit;
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.form-row textarea{height:96px;padding:12px 15px;line-height:1.7;resize:vertical}
.form-row input::placeholder,.form-row textarea::placeholder{color:rgba(247,246,242,.5)}
.form-row input:focus,.form-row textarea:focus{
  outline:none;border-color:var(--accent-lime);
  background:rgba(255,255,255,.14);
  box-shadow:0 0 0 3px rgba(198,242,78,.24);
}
.form-submit{
  width:100%;height:52px;border:none;border-radius:999px;
  background:var(--accent-orange);color:#fff;font-size:16.5px;font-weight:600;
  cursor:pointer;transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.form-submit:hover{background:#ea5a1c;transform:translateY(-2px);box-shadow:0 14px 30px -14px rgba(255,106,43,.8)}
.form-hint{margin-top:12px;font-size:13px;color:rgba(247,246,242,.6);line-height:1.7}
.form-msg{margin-top:12px;font-size:14px;color:var(--accent-lime);display:none}
.form-msg.show{display:block}
@media (min-width:992px){
  .cta-band{padding:80px 0}
  .cta-grid{grid-template-columns:1.05fr 1fr;gap:52px}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(247,246,242,.78);padding:56px 0 0;font-size:14.5px}
.footer-grid{display:grid;gap:30px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .bt-1{color:#fff}
.footer-brand .bt-2{color:var(--accent-lime)}
.footer-about{color:rgba(247,246,242,.66);font-size:14px;line-height:1.8;max-width:280px}
.footer-title{color:#fff;font-size:15px;font-weight:600;margin-bottom:14px;letter-spacing:.04em}
.footer-links,.footer-contact{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-links a,.footer-contact li{color:rgba(247,246,242,.72);font-size:14.5px}
.footer-links a{position:relative;display:inline-block}
.footer-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;
  background:var(--accent-lime);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.footer-links a:hover{color:var(--accent-lime)}
.footer-links a:hover::after{transform:scaleX(1)}
.footer-bottom{
  margin-top:40px;padding:20px 0 28px;
  border-top:1px solid rgba(247,246,242,.12);
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  font-size:13px;color:rgba(247,246,242,.55);
}
.footer-bottom p{margin:0}
@media (min-width:576px){ .footer-grid{grid-template-columns:repeat(2,1fr)} }
@media (min-width:992px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr}
  .footer-col + .footer-col{border-left:1px solid rgba(247,246,242,.12);padding-left:26px}
}

/* 回到顶部 */
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:26px;font-size:14.5px;color:var(--accent-lime);
}
.to-top:hover{color:#fff}
.to-top svg{width:14px;height:14px}