/* roulang page: index */
:root{
  --brand-900:#0C3327;
  --brand-800:#10412F;
  --brand-700:#14513D;
  --brand-500:#1E6B4F;
  --accent-500:#C96A32;
  --accent-100:#F6E7DC;
  --paper:#F7F4ED;
  --surface:#FFFFFF;
  --ink:#17201C;
  --ink-2:#55605A;
  --line:#E4DED1;
  --success:#2F7D5B;
  --warn:#C08A2E;
  --danger:#B4443A;

  --r-sm:8px;
  --r-md:10px;
  --r-lg:14px;
  --r-xl:20px;
  --r-pill:999px;

  --sh-sm:0 2px 6px rgba(12,51,39,.05);
  --sh-md:0 8px 20px rgba(12,51,39,.08);
  --sh-lg:0 18px 40px rgba(12,51,39,.12);

  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px;
  --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:88px; --sp-10:120px;

  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}

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

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

body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;border:0;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-500);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  height:64px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;color:var(--ink);
  letter-spacing:.2px;white-space:nowrap;
}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:32px;height:32px;flex:0 0 32px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-900);border-radius:9px;
}
.logo-mark svg{width:20px;height:20px;display:block;}

.nav-links{display:flex;align-items:center;gap:6px;margin-left:6px;}
.nav-links a{
  display:inline-flex;align-items:center;height:64px;
  padding:0 14px;
  font-size:15px;color:var(--ink-2);font-weight:500;
  border-bottom:2px solid transparent;
}
.nav-links a:hover{color:var(--brand-700);}
.nav-links a.is-active{color:var(--brand-700);font-weight:700;border-bottom-color:var(--brand-700);}

.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  min-width:180px;
}
.nav-search i{color:var(--ink-2);font-size:13px;}
.nav-search input{
  border:0;background:transparent;outline:none;
  width:100%;font-size:14px;padding:0;
}
.nav-search:focus-within{
  border-color:var(--brand-500);
  box-shadow:0 0 0 3px rgba(30,107,79,.12);
  background:#fff;
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;
  border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:all .2s ease;
  text-align:center;
}
.btn-primary{background:var(--brand-700);color:#fff;border-color:var(--brand-700);}
.btn-primary:hover{background:var(--brand-900);border-color:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand-700);}
.btn-ghost:hover{background:var(--accent-100);color:var(--brand-900);border-color:var(--brand-700);}
.btn-light{background:#fff;color:var(--brand-900);border-color:#fff;}
.btn-light:hover{background:var(--accent-100);color:var(--brand-900);transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn-sm{min-height:38px;padding:8px 16px;font-size:14px;}

.mobile-toggle{
  display:none;width:44px;height:44px;
  align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-md);
  cursor:pointer;font-size:17px;color:var(--ink);
}
.mobile-panel{
  position:fixed;top:0;right:0;bottom:0;width:290px;max-width:84vw;
  background:#fff;z-index:120;
  transform:translateX(102%);
  transition:transform .28s cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;
  box-shadow:var(--sh-lg);
  padding:20px;
  overflow-y:auto;
}
.mobile-panel.is-open{transform:translateX(0);}
.mobile-panel__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.mobile-panel__head strong{font-size:16px;}
.mobile-panel__close{width:40px;height:40px;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;cursor:pointer;}
.mobile-panel nav a{
  display:flex;align-items:center;min-height:48px;
  border-bottom:1px solid var(--line);
  font-size:16px;color:var(--ink);
}
.mobile-panel nav a.is-active{color:var(--brand-700);font-weight:700;}
.mobile-panel .btn{width:100%;margin-top:14px;}
.mobile-panel .nav-search{margin-top:18px;width:100%;}
.panel-mask{
  position:fixed;inset:0;background:rgba(12,51,39,.42);
  z-index:110;opacity:0;visibility:hidden;transition:.25s;
}
.panel-mask.is-open{opacity:1;visibility:visible;}

/* ============ Hero ============ */
.hero{
  position:relative;
  background:#0C3327 url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(12,51,39,.95) 0%,rgba(12,51,39,.86) 42%,rgba(12,51,39,.42) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  padding:88px 0 84px;
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.85fr);
  gap:56px;align-items:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.22);
  color:#EAF1EC;font-size:13px;letter-spacing:.4px;
  margin-bottom:20px;
}
.hero-badge i{color:var(--accent-500);}
.hero h1{
  font-size:42px;line-height:1.25;font-weight:700;
  color:#fff;letter-spacing:.2px;
}
.hero h1 em{font-style:normal;color:#F2C79E;}
.hero-sub{
  margin-top:18px;font-size:17px;line-height:1.85;
  color:rgba(255,255,255,.82);max-width:34em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.hero-tags span{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:#DDE8E0;
  padding:6px 12px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
}
.hero-tags i{color:var(--success);}

.hero-card{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-xl);
  padding:26px;
  backdrop-filter:blur(2px);
}
.hero-card h2{
  font-size:15px;font-weight:600;color:#DCE7E0;
  letter-spacing:.6px;margin-bottom:18px;
  display:flex;align-items:center;gap:8px;
}
.hero-card h2::before{content:"";width:14px;height:2px;background:var(--accent-500);display:block;}
.hero-stat{
  display:flex;align-items:baseline;justify-content:space-between;
  padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.18);
  gap:12px;
}
.hero-stat:last-of-type{border-bottom:0;}
.hero-stat dt{font-size:14px;color:rgba(255,255,255,.74);}
.hero-stat dd{
  margin:0;font-size:24px;font-weight:700;color:#fff;
  letter-spacing:.4px;white-space:nowrap;
}
.hero-stat dd small{font-size:13px;font-weight:500;color:rgba(255,255,255,.66);margin-left:4px;}
.hero-card__note{
  margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.66);line-height:1.7;
}

/* ============ 锚点条 ============ */
.anchor-bar{
  position:sticky;top:64px;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  overflow-x:auto;scrollbar-width:none;
}
.anchor-bar::-webkit-scrollbar{display:none;}
.anchor-inner{display:flex;align-items:center;gap:4px;height:52px;white-space:nowrap;}
.anchor-bar a{
  display:inline-flex;align-items:center;height:52px;
  padding:0 16px;font-size:14px;color:var(--ink-2);
  border-bottom:2px solid transparent;
}
.anchor-bar a:hover{color:var(--brand-700);background:var(--paper);}
.anchor-bar a.is-active{color:var(--brand-700);font-weight:700;border-bottom-color:var(--brand-500);}
.anchor-bar .anchor-num{font-size:12px;color:var(--accent-500);margin-right:6px;font-weight:700;}

/* ============ 板块 ============ */
.section{padding:88px 0;scroll-margin-top:132px;}
.section--tint{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section--paper{background:var(--paper);}
.section-head{max-width:760px;margin-bottom:44px;}
.sec-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:26px;padding:0 8px;
  background:var(--accent-100);color:var(--accent-500);
  border-radius:var(--r-sm);font-size:13px;font-weight:700;letter-spacing:.5px;
  margin-bottom:14px;
}
.section-head h2{
  font-size:28px;line-height:1.35;font-weight:700;color:var(--ink);
}
.section-head p{
  margin-top:14px;font-size:16px;line-height:1.85;color:var(--ink-2);
}

/* ============ 卡片通用 ============ */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);
  padding:26px;
  height:100%;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#D6CFBE;}
.card h3{font-size:17px;font-weight:600;line-height:1.5;color:var(--ink);}
.card p{margin-top:10px;font-size:14px;line-height:1.75;color:var(--ink-2);}
.card-icon{
  width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent-100);color:var(--accent-500);
  font-size:18px;margin-bottom:16px;
}
.badge{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:var(--r-pill);
  background:var(--accent-100);color:var(--accent-500);
  font-size:12px;font-weight:600;letter-spacing:.3px;
}

/* ============ 服务卖点（错位栅格） ============ */
.services-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;}
.sv-a{grid-column:span 7;}
.sv-b{grid-column:span 5;}
.sv-c{grid-column:span 4;}
.sv-d{grid-column:span 4;}
.sv-e{grid-column:span 4;}
.sv-feature{
  background:linear-gradient(160deg,var(--brand-900) 0%,var(--brand-700) 100%);
  border:1px solid var(--brand-900);
  border-radius:var(--r-xl);
  color:#fff;padding:32px;height:100%;
  position:relative;overflow:hidden;
}
.sv-feature::after{
  content:"";position:absolute;right:-60px;bottom:-60px;
  width:200px;height:200px;border-radius:50%;
  background:rgba(201,106,50,.18);
}
.sv-feature h3{font-size:22px;color:#fff;font-weight:700;line-height:1.45;position:relative;}
.sv-feature p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.85;margin-top:14px;position:relative;}
.sv-feature ul{position:relative;margin-top:22px;display:grid;gap:10px;}
.sv-feature li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.86);}
.sv-feature li i{color:var(--accent-500);margin-top:6px;}

.sv-media{
  border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;background:#fff;box-shadow:var(--sh-sm);height:100%;
  display:flex;flex-direction:column;
}
.sv-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line);}
.sv-media .cap{padding:12px 18px;font-size:13px;color:var(--ink-2);}

.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--brand-700);
  border-bottom:1.5px solid rgba(30,107,79,.35);
  padding-bottom:2px;
}
.text-link:hover{color:var(--accent-500);border-bottom-color:var(--accent-500);}
.text-link i{transition:transform .2s ease;}
.text-link:hover i{transform:translateX(3px);}

/* 分类入口 */
.cat-entry{
  display:flex;gap:22px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-sm);
  height:100%;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease;
}
.cat-entry:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.cat-entry__icon{
  flex:0 0 54px;width:54px;height:54px;border-radius:14px;
  background:var(--brand-900);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:20px;
}
.cat-entry h3{font-size:17px;font-weight:600;color:var(--ink);}
.cat-entry p{margin-top:6px;font-size:13.5px;line-height:1.7;color:var(--ink-2);}
.cat-entry .go{margin-top:10px;font-size:13px;color:var(--accent-500);font-weight:600;display:inline-flex;gap:6px;align-items:center;}

/* ============ 演示 / 流程 ============ */
.flow-layout{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:48px;align-items:start;}
.flow-figure{
  border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;
  background:#fff;box-shadow:var(--sh-md);position:sticky;top:150px;
}
.flow-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.flow-figure figcaption{padding:14px 20px;font-size:13px;color:var(--ink-2);border-top:1px solid var(--line);}

.timeline{position:relative;padding-left:30px;}
.timeline::before{
  content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--brand-500),rgba(30,107,79,.15));
}
.timeline li{position:relative;padding:0 0 28px 0;}
.timeline li:last-child{padding-bottom:0;}
.timeline li::before{
  content:"";position:absolute;left:-30px;top:8px;
  width:16px;height:16px;border-radius:50%;
  background:#fff;border:2px solid var(--brand-500);box-shadow:0 0 0 4px rgba(30,107,79,.09);
}
.timeline .step-no{font-size:13px;font-weight:700;color:var(--accent-500);letter-spacing:.6px;}
.timeline h3{font-size:18px;font-weight:600;margin-top:4px;color:var(--ink);}
.timeline p{margin-top:8px;font-size:15px;line-height:1.8;color:var(--ink-2);}
.timeline .meta{margin-top:10px;font-size:13px;color:var(--ink-2);display:flex;gap:8px;flex-wrap:wrap;}
.timeline .meta span{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-sm);padding:2px 10px;}

/* ============ 证据区 ============ */
.proof-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;}
.proof-stats{grid-column:span 5;display:grid;gap:16px;}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-sm);
}
.stat-card .num{font-size:34px;font-weight:700;color:var(--brand-700);letter-spacing:.5px;line-height:1.1;}
.stat-card .num small{font-size:15px;font-weight:600;color:var(--accent-500);margin-left:4px;}
.stat-card .lbl{margin-top:8px;font-size:14px;color:var(--ink-2);line-height:1.7;}

.proof-quotes{grid-column:span 7;display:grid;gap:16px;}
.quote{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand-500);
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-sm);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease;
}
.quote:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.quote p{font-size:15.5px;line-height:1.85;color:var(--ink);}
.quote footer{margin-top:14px;font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.quote footer i{color:var(--accent-500);}
.quote-media{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;
}
.quote-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.quote-media .cap{padding:12px 18px;font-size:13px;color:var(--ink-2);border-top:1px solid var(--line);}

/* ============ 价格 ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch;}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:30px 26px;box-shadow:var(--sh-sm);display:flex;flex-direction:column;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease;
}
.price-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.price-card.featured{
  background:linear-gradient(170deg,var(--brand-900),var(--brand-700));
  border-color:var(--brand-900);color:#fff;box-shadow:var(--sh-lg);
}
.price-card .plan{font-size:16px;font-weight:700;letter-spacing:.3px;}
.price-card .price{
  margin-top:14px;font-size:36px;font-weight:700;color:var(--brand-700);line-height:1.1;
}
.price-card.featured .price{color:#fff;}
.price-card .price small{font-size:14px;font-weight:500;color:var(--ink-2);margin-left:6px;}
.price-card.featured .price small{color:rgba(255,255,255,.7);}
.price-card .desc{margin-top:12px;font-size:14px;line-height:1.75;color:var(--ink-2);}
.price-card.featured .desc{color:rgba(255,255,255,.8);}
.price-card ul{margin:22px 0;display:grid;gap:11px;flex:1;}
.price-card li{display:flex;gap:10px;font-size:14.5px;line-height:1.7;color:var(--ink);}
.price-card.featured li{color:rgba(255,255,255,.9);}
.price-card li i{color:var(--success);margin-top:5px;}
.price-card.featured li i{color:#8FD4B4;}
.price-tag{
  align-self:flex-start;margin-bottom:14px;
  background:var(--accent-500);color:#fff;font-size:12px;font-weight:700;
  padding:3px 11px;border-radius:var(--r-pill);
}

/* ============ 最新信息 CMS ============ */
.info-grid{margin-top:8px;}
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);overflow:hidden;height:100%;
  display:flex;flex-direction:column;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#D6CFBE;}
.info-card__cover{
  position:relative;display:block;aspect-ratio:16/9;
  background:var(--paper);border-bottom:1px solid var(--line);overflow:hidden;
}
.info-card__cover::before{
  content:attr(data-ph);position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  font-size:30px;font-weight:700;color:#CFC7B4;letter-spacing:2px;
}
.info-card__cover img{
  position:relative;width:100%;height:100%;object-fit:cover;
  border-radius:0;transition:transform .35s ease;
}
.info-card:hover .info-card__cover img{transform:scale(1.03);}
.info-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.info-card__body .badge{align-self:flex-start;margin-bottom:12px;}
.info-card__body h3{font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);}
.info-card__body h3 a{color:inherit;}
.info-card__body h3 a:hover{color:var(--brand-700);}
.info-card__excerpt{
  margin-top:10px;font-size:14px;line-height:1.75;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.info-card__foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--line);gap:12px;
}
.info-card__foot time{font-size:13px;color:var(--ink-2);}
.info-card__foot .go{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13.5px;font-weight:600;color:var(--brand-700);
}
.info-card__foot .go i{transition:transform .2s ease;}
.info-card__foot .go:hover i{transform:translateX(3px);}

.empty-state{
  width:100%;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:48px 24px;text-align:center;color:var(--ink-2);font-size:15px;
}
.empty-state i{display:block;font-size:26px;color:#CFC7B4;margin-bottom:12px;}
.more-row{margin-top:40px;text-align:center;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);padding:10px 28px;box-shadow:var(--sh-sm);}
ul.faq-acc{margin:0;border:0;background:transparent;}
ul.faq-acc .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
ul.faq-acc .accordion-item:last-child{border-bottom:0;}
ul.faq-acc .accordion-title{
  padding:22px 46px 22px 0;
  font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);
  border:0;background:transparent;position:relative;
  transition:background .2s ease,color .2s ease;
}
ul.faq-acc .accordion-title:hover{background:transparent;color:var(--brand-700);}
ul.faq-acc .accordion-title::before{
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:6px;top:50%;
  transform:translateY(-50%);
  font-size:14px;color:var(--accent-500);
  transition:transform .25s ease;
}
ul.faq-acc .accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(180deg);}
ul.faq-acc .accordion-content{
  display:none;padding:0 46px 24px 0;border:0;background:transparent;
  font-size:15px;line-height:1.85;color:var(--ink-2);
}
ul.faq-acc .accordion-content p{margin:0;}

/* ============ 底部转化 CTA ============ */
.cta-band{
  background:linear-gradient(150deg,var(--brand-900) 0%,var(--brand-800) 60%,#0A2A20 100%);
  color:#fff;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;left:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:rgba(201,106,50,.14);
}
.cta-layout{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);
  gap:56px;align-items:start;padding:88px 0;
}
.cta-copy .sec-num{background:rgba(255,255,255,.12);color:#F2C79E;}
.cta-copy h2{font-size:30px;line-height:1.4;color:#fff;}
.cta-copy p{margin-top:16px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.78);}
.cta-copy ul{margin-top:26px;display:grid;gap:14px;}
.cta-copy li{display:flex;gap:12px;font-size:15px;color:rgba(255,255,255,.86);line-height:1.75;}
.cta-copy li i{color:var(--accent-500);margin-top:6px;}
.cta-contact{
  margin-top:30px;padding-top:24px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;flex-wrap:wrap;gap:28px;
}
.cta-contact div span{display:block;font-size:13px;color:rgba(255,255,255,.6);}
.cta-contact div strong{font-size:16px;color:#fff;font-weight:600;}

.form-card{
  background:#fff;border-radius:var(--r-xl);padding:30px;
  box-shadow:var(--sh-lg);color:var(--ink);
}
.form-card h3{font-size:19px;font-weight:700;color:var(--ink);}
.form-card .hint{margin-top:8px;font-size:13.5px;color:var(--ink-2);line-height:1.7;}
.form-row{margin-top:18px;}
.form-row label{
  display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px;
}
.form-row label .req{color:var(--danger);margin-left:3px;}
.form-row input,.form-row select,.form-row textarea{
  width:100%;min-height:46px;padding:11px 14px;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:#fff;font-size:15px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-row textarea{min-height:96px;resize:vertical;line-height:1.7;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--brand-500);
  box-shadow:0 0 0 3px rgba(30,107,79,.12);
}
.form-grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-card .btn{width:100%;margin-top:22px;}
.form-note{
  margin-top:14px;font-size:13px;line-height:1.7;color:var(--ink-2);
}
.form-note.is-ok{color:var(--success);font-weight:600;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);color:#CBDBD2;padding:64px 0 0;
}
.footer-top{border-top:1px solid rgba(255,255,255,.14);padding-top:48px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.site-footer h4{
  font-size:14px;font-weight:700;color:#fff;letter-spacing:.6px;margin-bottom:18px;
}
.site-footer .flogo{
  display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:16px;
}
.site-footer .flogo .logo-mark{background:rgba(255,255,255,.12);}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);}
.site-footer ul{display:grid;gap:11px;}
.site-footer ul a{font-size:14px;color:rgba(255,255,255,.78);}
.site-footer ul a:hover{color:var(--accent-500);text-decoration:underline;text-underline-offset:3px;}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.78);display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--accent-500);margin-top:6px;}
.footer-bottom{
  margin-top:48px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:var(--accent-500);}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:90;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  width:64px;height:64px;border-radius:12px;
  background:var(--brand-700);color:#fff;
  font-size:12px;font-weight:600;line-height:1.2;
  box-shadow:var(--sh-lg);
  transition:background .2s ease,transform .2s ease;
}
.float-cta a i{font-size:17px;}
.float-cta a:hover{background:var(--brand-900);color:#fff;transform:translateY(-2px);}
.float-cta a.is-alt{background:#fff;color:var(--brand-700);border:1px solid var(--line);}
.float-cta a.is-alt:hover{background:var(--accent-100);color:var(--brand-900);}
.float-bar{display:none;}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .nav-search{display:none;}
  .nav-right .btn{display:none;}
  .mobile-toggle{display:inline-flex;}
  .nav-inner{gap:14px;}
  .nav-right{margin-left:auto;}

  .hero-inner{grid-template-columns:1fr;gap:36px;padding:64px 0 60px;}
  .hero h1{font-size:32px;}
  .hero-card{padding:22px;}

  .section{padding:72px 0;scroll-margin-top:118px;}
  .services-grid{grid-template-columns:repeat(6,minmax(0,1fr));}
  .sv-a,.sv-b,.sv-c,.sv-d,.sv-e{grid-column:span 6;}
  .proof-stats{grid-column:span 12;}
  .proof-quotes{grid-column:span 12;}
  .flow-layout{grid-template-columns:1fr;gap:32px;}
  .flow-figure{position:static;}
  .price-grid{grid-template-columns:1fr;}
  .cta-layout{grid-template-columns:1fr;gap:36px;padding:72px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media screen and (max-width:767px){
  .anchor-bar{top:56px;}
  .anchor-inner{height:48px;}
  .anchor-bar a{height:48px;padding:0 13px;font-size:13.5px;}
}

@media screen and (max-width:639px){
  body{font-size:16px;padding-bottom:64px;}
  .wrap{padding-left:16px;padding-right:16px;}
  .nav-inner{height:56px;}
  .logo{font-size:16px;}
  .site-header{position:sticky;}
  .anchor-bar{top:56px;}

  .hero-inner{padding:48px 0 52px;}
  .hero h1{font-size:26px;line-height:1.3;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-tags span{font-size:12px;}
  .hero-stat dd{font-size:20px;}

  .section{padding:56px 0;}
  .section-head h2{font-size:22px;}
  .section-head p{font-size:15px;}
  .card{padding:22px;}
  .sv-feature{padding:24px;}
  .sv-feature h3{font-size:19px;}

  .faq-wrap{padding:4px 18px;}
  ul.faq-acc .accordion-title{font-size:16px;padding:18px 40px 18px 0;}
  ul.faq-acc .accordion-content{padding-right:16px;font-size:14.5px;}

  .form-card{padding:22px;}
  .form-grid2{grid-template-columns:1fr;}
  .cta-copy h2{font-size:23px;}

  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}

  .float-cta{display:none;}
  .float-bar{
    display:flex;align-items:center;gap:10px;
    position:fixed;left:0;right:0;bottom:0;z-index:95;
    height:56px;padding:0 12px;
    background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -6px 18px rgba(12,51,39,.08);
    transform:translateY(110%);
    transition:transform .25s ease;
  }
  .float-bar.is-visible{transform:translateY(0);}
  .float-bar .btn{flex:1;}
  .float-bar .icon-btn{
    flex:0 0 46px;width:46px;height:46px;border-radius:var(--r-md);
    display:flex;align-items:center;justify-content:center;
    background:var(--paper);border:1px solid var(--line);color:var(--brand-700);font-size:17px;
  }
}

@media screen and (min-width:1200px){
  .wrap{max-width:1200px;}
}

/* roulang page: article */
:root{
  --brand-900:#0C3327;
  --brand-700:#14513D;
  --brand-500:#1E6B4F;
  --accent-500:#C96A32;
  --accent-100:#F6E7DC;
  --paper:#F7F4ED;
  --surface:#FFFFFF;
  --ink:#17201C;
  --ink-2:#55605A;
  --line:#E4DED1;
  --success:#2F7D5B;
  --warn:#C08A2E;
  --danger:#B4443A;
  --r-xs:8px;
  --r-sm:10px;
  --r-md:12px;
  --r-lg:14px;
  --r-xl:20px;
  --sh-sm:0 2px 6px rgba(12,51,39,.05);
  --sh-md:0 8px 20px rgba(12,51,39,.08);
  --sh-lg:0 18px 40px rgba(12,51,39,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  padding-bottom:64px;
}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:var(--brand-500);text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4,p,figure{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.grid-x>.cell{min-width:0;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:64px;display:flex;align-items:center;gap:24px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;
  font-size:17px;font-weight:700;color:var(--brand-900);letter-spacing:.2px;
}
.brand:hover{color:var(--brand-700);}
.brand-mark{width:34px;height:34px;flex:0 0 34px;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:64px;
  padding:0 14px;font-size:15.5px;font-weight:500;color:var(--ink-2);
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-links a:hover{color:var(--brand-900);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--brand-900);font-weight:700;}
.nav-links a.is-active::after{transform:scaleX(1);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{position:relative;display:flex;align-items:center;}
.search-box i{position:absolute;left:14px;font-size:13px;color:var(--ink-2);pointer-events:none;}
.search-box input{
  width:200px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:var(--paper);padding:0 16px 0 36px;font-size:14px;color:var(--ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.search-box input::placeholder{color:#8A948E;}
.search-box input:focus{outline:none;border-color:var(--brand-500);background:#fff;box-shadow:0 0 0 3px rgba(30,107,79,.12);}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border-radius:var(--r-sm);color:var(--brand-900);font-size:18px;
}
.nav-toggle:hover{background:var(--paper);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  white-space:nowrap;transition:all .2s var(--ease);
}
.btn-primary{background:var(--brand-700);color:#fff;}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-ghost{border-color:var(--brand-500);color:var(--brand-500);background:transparent;}
.btn-ghost:hover{background:var(--accent-100);color:var(--brand-900);border-color:var(--brand-700);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

/* ---------- 移动端面板 ---------- */
.nav-overlay{
  position:fixed;inset:0;background:rgba(12,51,39,.45);
  opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s;z-index:150;
}
.nav-overlay.is-open{opacity:1;visibility:visible;}
.mobile-panel{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,320px);
  background:var(--surface);z-index:200;padding:20px;
  display:flex;flex-direction:column;gap:18px;
  transform:translateX(100%);transition:transform .28s var(--ease);
  box-shadow:var(--sh-lg);overflow-y:auto;
}
.mobile-panel.is-open{transform:translateX(0);}
.mobile-panel__head{display:flex;align-items:center;justify-content:space-between;}
.mobile-panel__head .brand-text{font-weight:700;color:var(--brand-900);font-size:16px;}
.mobile-close{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-sm);color:var(--ink-2);}
.mobile-close:hover{background:var(--paper);color:var(--brand-900);}
.mobile-nav{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.mobile-nav a{
  display:flex;align-items:center;min-height:44px;padding:10px 4px;
  font-size:16px;color:var(--ink);border-bottom:1px solid var(--line);
}
.mobile-nav a:hover{color:var(--brand-500);}
.mobile-nav a.is-active{color:var(--brand-700);font-weight:700;}
.mobile-search{position:relative;display:flex;align-items:center;}
.mobile-search i{position:absolute;left:14px;font-size:13px;color:var(--ink-2);}
.mobile-search input{
  width:100%;height:44px;border-radius:999px;border:1px solid var(--line);
  background:var(--paper);padding:0 16px 0 36px;font-size:14px;
}
.mobile-search input:focus{outline:none;border-color:var(--brand-500);background:#fff;}

/* ---------- 文章头部 ---------- */
.article-hero{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  padding:26px 0 42px;
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-2);}
.breadcrumb li{display:flex;align-items:center;gap:10px;color:var(--ink-2);}
.breadcrumb li+li::before{content:"/";color:#BCC4BD;}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--accent-500);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb li[aria-current]{
  color:var(--ink);font-weight:500;
  max-width:min(460px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.article-cat{
  margin-top:24px;font-size:13.5px;font-weight:700;letter-spacing:.08em;
  color:var(--accent-500);
}
.article-title{
  margin-top:12px;max-width:920px;
  font-size:38px;line-height:1.28;font-weight:800;color:var(--brand-900);letter-spacing:-.2px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;
  font-size:13px;color:var(--ink-2);font-variant-numeric:tabular-nums;
}
.article-meta .dot{color:#C6CDC7;}
.article-meta .meta-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:999px;background:var(--accent-100);
  color:var(--accent-500);font-weight:600;
}

/* ---------- 正文区 ---------- */
.article-main{padding:48px 0 72px;}
.article-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-sm);
  padding:48px;
}
.article-body{max-width:780px;margin:0 auto;font-size:17px;line-height:1.95;color:var(--ink);}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:26px;line-height:1.35;font-weight:700;color:var(--brand-900);
  margin:44px 0 16px;padding-left:14px;border-left:4px solid var(--accent-500);
}
.article-body h3{
  font-size:19px;line-height:1.4;font-weight:700;color:var(--brand-900);
  margin:34px 0 12px;
}
.article-body h4{font-size:17px;line-height:1.4;font-weight:700;margin:26px 0 10px;color:var(--brand-700);}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.5em;}
.article-body li{margin-bottom:.55em;line-height:1.85;}
.article-body a{color:var(--brand-500);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--accent-500);}
.article-body img{
  margin:26px auto;border-radius:var(--r-md);border:1px solid var(--line);
}
.article-body figure{margin:26px 0;}
.article-body figcaption{
  margin-top:10px;font-size:13px;line-height:1.6;color:var(--ink-2);text-align:center;
}
.article-body blockquote{
  margin:26px 0;padding:16px 22px;
  border-left:3px solid var(--brand-500);
  background:var(--accent-100);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--brand-900);font-size:16px;line-height:1.85;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.article-body th{
  background:var(--paper);text-align:left;font-weight:700;color:var(--brand-900);
}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;}
.article-body tbody tr:nth-child(even){background:#FBF9F4;}
.article-body code{
  background:var(--paper);border:1px solid var(--line);border-radius:6px;
  padding:2px 6px;font-size:14.5px;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}

.empty-state{
  text-align:center;padding:56px 24px;background:var(--paper);
  border:1px dashed var(--line);border-radius:var(--r-lg);
}
.empty-state i{font-size:30px;color:var(--brand-500);}
.empty-state p{margin:14px 0 20px;font-size:16px;color:var(--ink-2);}

/* ---------- 侧栏 ---------- */
.article-side{display:none;}
.side-sticky{position:sticky;top:88px;display:flex;flex-direction:column;gap:18px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-sm);
}
.side-card--accent{background:var(--accent-100);border-color:#EFD8C6;}
.side-title{font-size:16px;font-weight:700;color:var(--brand-900);margin-bottom:12px;}
.side-list{display:flex;flex-direction:column;}
.side-list a{
  display:flex;align-items:center;gap:8px;min-height:44px;
  font-size:14.5px;color:var(--ink-2);border-bottom:1px solid var(--line);
}
.side-list li:last-child a{border-bottom:0;}
.side-list a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500);flex:0 0 6px;}
.side-list a:hover{color:var(--brand-500);}
.side-card p{font-size:14px;line-height:1.8;color:var(--ink-2);margin-bottom:16px;}

/* ---------- 返回入口 ---------- */
.back-entry{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;
  padding:22px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-sm);
}
.back-entry .entry-label{
  width:100%;font-size:13px;color:var(--ink-2);letter-spacing:.06em;font-weight:600;
}

/* ---------- 相关推荐 ---------- */
.related-section{
  padding:0 0 88px;
}
.section-head{margin-bottom:28px;}
.section-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:34px;padding:0 8px;border-radius:var(--r-xs);
  background:var(--brand-900);color:#F6E7DC;font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.section-title{font-size:27px;line-height:1.35;font-weight:700;color:var(--brand-900);}
.section-desc{margin-top:10px;font-size:14.5px;color:var(--ink-2);}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.info-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-sm);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#D6CEBD;}
.card-media{position:relative;aspect-ratio:16/9;background:var(--paper);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;border:0;border-radius:0;}
.card-badge{
  position:absolute;left:12px;top:12px;
  padding:3px 12px;border-radius:999px;background:var(--accent-100);
  color:var(--accent-500);font-size:12px;font-weight:700;
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.card-title{font-size:17px;font-weight:700;line-height:1.5;color:var(--brand-900);}
.card-excerpt{
  margin-top:10px;font-size:14px;line-height:1.75;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-2);font-variant-numeric:tabular-nums;
}
.card-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-500);}
.card-more i{transition:transform .22s var(--ease);}
.info-card:hover .card-more{color:var(--accent-500);}
.info-card:hover .card-more i{transform:translateX(3px);}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:130;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.float-btn{
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  width:64px;min-height:64px;border-radius:var(--r-md);
  background:var(--brand-700);color:#fff;font-size:12px;font-weight:600;
  box-shadow:var(--sh-lg);transition:background-color .2s var(--ease),transform .2s var(--ease);
}
.float-btn i{font-size:16px;}
.float-btn:hover{background:var(--brand-900);color:#fff;transform:translateY(-2px);}
.float-btn--ghost{background:var(--surface);color:var(--brand-700);border:1px solid var(--line);}
.float-btn--ghost:hover{background:var(--accent-100);color:var(--brand-900);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#D9E4DE;margin-top:0;}
.footer-top{border-top:1px solid rgba(246,231,220,.14);padding:64px 0 40px;}
.footer-grid{row-gap:32px;}
.footer-logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;color:#fff;margin-bottom:14px;
}
.footer-logo:hover{color:var(--accent-500);}
.footer-slogan{font-size:14px;line-height:1.8;color:#A9BDB2;max-width:280px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;}
.footer-links a{
  display:inline-flex;align-items:center;min-height:36px;font-size:14px;color:#A9BDB2;
}
.footer-links a:hover{color:var(--accent-500);text-decoration:underline;text-underline-offset:3px;}
.footer-contact{font-size:14px;line-height:2;color:#A9BDB2;}
.footer-contact strong{color:#fff;font-weight:600;}
.footer-bottom{
  border-top:1px solid rgba(246,231,220,.14);
  padding:22px 0 32px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:#8FA79A;
}
.footer-quote{display:inline-flex;align-items:center;gap:8px;color:#A9BDB2;}
.footer-quote i{color:var(--accent-500);font-size:12px;}

/* ---------- 响应式 ---------- */
@media screen and (min-width:1024px){
  .article-side{display:block;}
}
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:60px;gap:14px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .header-inner{padding:0 16px;height:56px;}
  .brand{font-size:16px;}
  .article-hero{padding:18px 0 30px;}
  .article-title{font-size:27px;line-height:1.32;}
  .article-main{padding:28px 0 48px;}
  .article-card{padding:24px 18px 30px;border-radius:var(--r-lg);}
  .article-body{font-size:16px;line-height:1.92;}
  .article-body h2{font-size:22px;margin:34px 0 12px;}
  .article-body h3{font-size:18px;margin:26px 0 10px;}
  .section-title{font-size:22px;}
  .card-grid{grid-template-columns:1fr;}
  .footer-top{padding:44px 0 28px;}
  .related-section{padding-bottom:64px;}
  .float-cta{
    right:0;left:0;bottom:0;flex-direction:row;gap:0;
    background:var(--surface);border-top:1px solid var(--line);
    padding:8px 12px;box-shadow:0 -6px 18px rgba(12,51,39,.08);
    transform:translateY(100%);
  }
  .float-cta.is-visible{transform:translateY(0);}
  .float-btn{flex-direction:row;width:auto;flex:1;min-height:44px;border-radius:var(--r-sm);box-shadow:none;font-size:14px;}
  .float-btn--ghost{flex:0 0 56px;border-color:var(--line);}
  .float-btn--ghost span{display:none;}
}
@media screen and (max-width:520px){
  .article-title{font-size:24px;}
  .article-meta{font-size:12.5px;}
  .back-entry{padding:18px;}
  .back-entry .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --brand-900:#0C3327;
  --brand-700:#14513D;
  --brand-500:#1E6B4F;
  --accent-500:#C96A32;
  --accent-100:#F6E7DC;
  --paper:#F7F4ED;
  --surface:#FFFFFF;
  --ink:#17201C;
  --ink-2:#55605A;
  --line:#E4DED1;
  --success:#2F7D5B;
  --warn:#C08A2E;
  --danger:#B4443A;
  --r-sm:8px;
  --r-md:10px;
  --r-lg:14px;
  --r-xl:20px;
  --r-pill:999px;
  --sh-sm:0 2px 6px rgba(12,51,39,.05);
  --sh-md:0 8px 20px rgba(12,51,39,.08);
  --sh-lg:0 18px 40px rgba(12,51,39,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease);}
a:hover{color:var(--accent-500);}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{font-family:inherit;color:var(--ink);margin:0;font-weight:700;letter-spacing:.2px;}
p{margin:0;}
table{border-collapse:separate;border-spacing:0;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}

/* ---------- 布局骨架 ---------- */
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.grid-x{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{padding-left:12px;padding-right:12px;min-width:0;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--paper{background:var(--paper);}
.section--white{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:28px;padding:0 10px;
  background:var(--accent-100);color:var(--accent-500);
  border-radius:var(--r-sm);font-size:13px;font-weight:700;letter-spacing:.08em;
  margin-bottom:14px;
}
.section-head h2{font-size:29px;line-height:1.35;}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:16px;line-height:1.85;}
.rule{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;
  border:1.5px solid transparent;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:var(--sh-sm);}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-sm);}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand-700);}
.btn-ghost:hover{background:var(--accent-100);color:var(--brand-900);border-color:var(--brand-900);}
.btn-light{background:#fff;color:var(--brand-900);}
.btn-light:hover{background:var(--accent-100);color:var(--brand-900);transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);}
.header-inner{display:flex;align-items:center;gap:26px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(150deg,var(--brand-700),var(--brand-900));
  display:inline-flex;align-items:center;justify-content:center;color:#fff;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  box-shadow:var(--sh-sm);
}
.brand-text{font-size:17px;font-weight:700;color:var(--brand-900);letter-spacing:.3px;}
.brand:hover .brand-text{color:var(--accent-500);}
.nav-links{display:flex;align-items:center;gap:28px;flex:1 1 auto;}
.nav-links a{
  position:relative;font-size:15px;color:var(--ink-2);line-height:64px;font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:transparent;transition:background-color .2s var(--ease);
}
.nav-links a:hover{color:var(--brand-700);}
.nav-links a:hover::after{background:var(--line);}
.nav-links a.is-active{color:var(--brand-700);font-weight:700;}
.nav-links a.is-active::after{background:var(--brand-500);}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;width:230px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.search-box i{color:var(--ink-2);font-size:13px;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;line-height:1.4;
}
.search-box input::placeholder{color:#98A29C;}
.search-box:focus-within{border-color:var(--brand-500);background:#fff;box-shadow:0 0 0 3px rgba(30,107,79,.12);}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);color:var(--brand-900);
  align-items:center;justify-content:center;cursor:pointer;font-size:16px;
}
.menu-toggle:hover{background:var(--paper);}

/* ---------- 移动端侧滑 ---------- */
.mobile-panel{
  display:none;background:#fff;border-top:1px solid var(--line);
  padding:8px 0 18px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel .mp-link{
  display:block;padding:0 24px;line-height:46px;font-size:15px;color:var(--ink);
  border-bottom:1px solid #F1EDE4;
}
.mobile-panel .mp-link.is-active{color:var(--brand-700);font-weight:700;background:var(--paper);}
.mobile-panel .mp-tools{padding:16px 24px 0;display:flex;flex-direction:column;gap:12px;}
.mobile-panel .search-box{width:100%;}

/* ---------- 分类首屏（矮） ---------- */
.cat-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  background-color:#0C3327;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(12,51,39,.94) 0%,rgba(12,51,39,.78) 46%,rgba(12,51,39,.42) 100%);
}
.cat-hero .hero-inner{position:relative;z-index:2;padding:34px 24px 44px;min-height:300px;display:flex;flex-direction:column;justify-content:center;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;line-height:1.6;margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:rgba(255,255,255,.45);}
.breadcrumb [aria-current]{color:#fff;font-weight:600;}
.hero-kicker{
  display:inline-block;font-size:12px;letter-spacing:.14em;
  color:#EAD9C9;margin-bottom:12px;font-weight:600;
}
.cat-hero h1{
  color:#fff;font-size:40px;line-height:1.25;letter-spacing:.4px;max-width:820px;
}
.hero-sub{
  margin-top:14px;max-width:640px;color:rgba(255,255,255,.88);
  font-size:17px;line-height:1.8;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);
  color:#fff;font-size:13px;line-height:1;
}
.tag--accent{background:var(--accent-100);border-color:transparent;color:var(--accent-500);font-weight:600;}

/* ---------- 图文两栏 ---------- */
.split{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px;}
.split>.col{padding-left:12px;padding-right:12px;min-width:0;}
.col-text{flex:0 0 55%;max-width:55%;}
.col-media{flex:0 0 45%;max-width:45%;}
.lead{font-size:17px;line-height:1.9;color:var(--ink);}
.lead + p{margin-top:16px;color:var(--ink-2);font-size:16px;}
.check-list{margin-top:26px;display:grid;gap:14px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:16px 18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-sm);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.check-list li:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#D9D1C0;}
.check-list .ci{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  background:var(--accent-100);color:var(--accent-500);
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;margin-top:4px;
}
.check-list strong{display:block;font-size:16px;font-weight:700;color:var(--ink);}
.check-list span{display:block;font-size:14px;color:var(--ink-2);line-height:1.75;margin-top:2px;}
.figure{margin:0;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--sh-md);}
.figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.figure figcaption{font-size:13px;color:var(--ink-2);padding:12px 16px;border-top:1px solid var(--line);background:#fff;text-align:center;}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:8px;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:6px;top:10px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--brand-500),rgba(201,106,50,.55));
  opacity:.45;
}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:9px;
  width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--brand-500);
  box-shadow:0 0 0 4px rgba(30,107,79,.10);
}
.tl-item:nth-child(even)::before{border-color:var(--accent-500);box-shadow:0 0 0 4px rgba(201,106,50,.12);}
.tl-step{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.1em;
  color:var(--accent-500);background:var(--accent-100);
  padding:3px 9px;border-radius:var(--r-sm);margin-bottom:8px;
}
.tl-item h3{font-size:19px;line-height:1.4;}
.tl-item p{margin-top:8px;font-size:15.5px;color:var(--ink-2);line-height:1.85;max-width:760px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:12px;font-size:13px;color:var(--ink-2);}
.tl-meta span{display:inline-flex;align-items:center;gap:6px;}
.tl-meta i{color:var(--brand-500);font-size:12px;}

/* ---------- 数据表 ---------- */
.table-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-sm);
}
.data-table{width:100%;min-width:760px;font-size:15px;}
.data-table thead th{
  background:var(--paper);color:var(--brand-900);font-weight:700;
  text-align:left;padding:15px 18px;font-size:14px;white-space:nowrap;
  border-bottom:1px solid var(--line);
}
.data-table td{padding:15px 18px;border-top:1px solid #EFEAE0;color:var(--ink-2);vertical-align:top;}
.data-table tbody tr:nth-child(even){background:#FBF9F5;}
.data-table tbody tr:hover{background:#F4F0E7;}
.data-table td:first-child{color:var(--ink);font-weight:600;}
.pill{
  display:inline-block;padding:2px 10px;border-radius:var(--r-pill);
  font-size:12px;line-height:20px;font-weight:600;
}
.pill--brand{background:rgba(30,107,79,.10);color:var(--brand-700);}
.pill--warn{background:rgba(192,138,46,.14);color:var(--warn);}
.pill--accent{background:var(--accent-100);color:var(--accent-500);}
.table-note{margin-top:14px;font-size:13px;color:var(--ink-2);}

/* ---------- 适用对象（错位卡片） ---------- */
.cards2{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px;}
.cards2>.cell{padding-left:12px;padding-right:12px;min-width:0;}
.scene-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#D9D1C0;}
.scene-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line);}
.scene-body{padding:22px 22px 26px;}
.scene-body h3{font-size:18px;line-height:1.45;}
.scene-body p{margin-top:10px;font-size:15px;color:var(--ink-2);line-height:1.8;}
.scene-body ul{margin-top:14px;display:grid;gap:8px;}
.scene-body ul li{position:relative;padding-left:16px;font-size:14px;color:var(--ink-2);line-height:1.75;}
.scene-body ul li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;
  background:var(--accent-500);
}
.offset-down{margin-top:36px;}

/* ---------- 客户之声 ---------- */
.voice{
  margin:0;background:var(--brand-900);color:#fff;border-radius:var(--r-xl);
  padding:40px 44px;box-shadow:var(--sh-lg);position:relative;overflow:hidden;
}
.voice::before{
  content:"";position:absolute;right:-40px;top:-40px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,106,50,.28),transparent 68%);
}
.voice p{position:relative;font-size:19px;line-height:1.85;color:rgba(255,255,255,.94);max-width:760px;}
.voice footer{
  position:relative;margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.18);
  font-size:14px;color:rgba(255,255,255,.78);display:flex;align-items:center;gap:10px;
}
.voice footer i{color:var(--accent-500);}
.stat-row{display:flex;flex-wrap:wrap;gap:18px;margin-top:32px;}
.stat{
  flex:1 1 180px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-sm);
}
.stat b{display:block;font-size:28px;line-height:1.2;color:var(--brand-700);font-weight:700;}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:var(--ink-2);line-height:1.7;}

/* ---------- FAQ ---------- */
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-sm);overflow:hidden;}
.faq .accordion{margin:0;background:transparent;border:0;}
.faq .accordion-item{border:0;border-top:1px solid var(--line);}
.faq .accordion-item:first-child{border-top:0;}
.faq .accordion-title{
  position:relative;display:block;padding:20px 54px 20px 22px;
  font-size:17px;font-weight:600;color:var(--ink);
  background:#fff;border:0;line-height:1.55;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.faq .accordion-title:hover{background:var(--paper);color:var(--brand-700);}
.faq .accordion-title::before{
  content:"";position:absolute;right:24px;top:50%;width:8px;height:8px;
  border-right:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s var(--ease);
}
.faq .accordion-item.is-active .accordion-title::before{transform:translateY(-30%) rotate(225deg);}
.faq .accordion-content{
  padding:0 22px 22px;background:#fff;border:0;color:var(--ink-2);
  font-size:15px;line-height:1.85;
}
.faq .accordion-content p{font-size:15px;line-height:1.85;color:var(--ink-2);}
.faq .accordion-content p + p{margin-top:10px;}

/* ---------- 转化区 ---------- */
.cta-band{background:var(--brand-900);color:#fff;padding:88px 0;}
.cta-band h2{color:#fff;font-size:28px;line-height:1.4;}
.cta-band .cta-lead{margin-top:14px;color:rgba(255,255,255,.82);font-size:16px;line-height:1.85;max-width:460px;}
.cta-points{margin-top:24px;display:grid;gap:10px;}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(255,255,255,.86);line-height:1.75;}
.cta-points i{color:var(--accent-500);margin-top:7px;font-size:12px;}
.form-card{
  background:#fff;border-radius:var(--r-xl);padding:30px 28px 32px;box-shadow:var(--sh-lg);color:var(--ink);
}
.form-card h3{font-size:19px;}
.form-card .form-hint{margin-top:8px;font-size:13px;color:var(--ink-2);line-height:1.7;}
.field{margin-top:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px;}
.field label .req{color:var(--danger);margin-left:2px;}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;
  background:#FCFBF7;border:1px solid var(--line);border-radius:var(--r-md);
  font-size:15px;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.field textarea{height:104px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand-500);background:#fff;box-shadow:0 0 0 3px rgba(30,107,79,.12);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);}
.field .err{display:none;margin-top:6px;font-size:13px;color:var(--danger);}
.field.has-error .err{display:block;}
.form-actions{margin-top:24px;}
.form-note{margin-top:12px;font-size:12.5px;color:var(--ink-2);line-height:1.7;}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:90;
  display:none;flex-direction:column;gap:10px;
}
.float-cta.is-visible{display:flex;}
.float-btn{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  width:64px;padding:12px 0;border-radius:12px;
  background:#fff;border:1px solid var(--line);color:var(--brand-700);
  box-shadow:var(--sh-lg);font-size:12px;font-weight:600;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease);
}
.float-btn i{font-size:16px;}
.float-btn:hover{transform:translateY(-2px);background:var(--brand-700);color:#fff;border-color:var(--brand-700);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.76);padding:72px 0 0;}
.footer-grid{padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.14);}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);box-shadow:none;}
.footer-brand .brand-text{color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;max-width:320px;color:rgba(255,255,255,.72);}
.footer-quote{
  margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13.5px;color:rgba(255,255,255,.7);display:flex;align-items:center;gap:9px;
}
.footer-quote i{color:var(--accent-500);}
.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,.76);}
.footer-links a:hover{color:var(--accent-500);text-decoration:underline;text-underline-offset:3px;}
.footer-info{display:grid;gap:11px;font-size:14px;color:rgba(255,255,255,.76);}
.footer-info span{display:flex;gap:9px;align-items:flex-start;line-height:1.7;}
.footer-info i{color:var(--accent-500);margin-top:6px;font-size:12px;}
.footer-bottom{
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .container{max-width:100%;}
}
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .menu-toggle{display:inline-flex;}
  .search-box{width:180px;}
  .col-text,.col-media{flex:0 0 100%;max-width:100%;}
  .col-media{margin-top:28px;}
  .cat-hero h1{font-size:34px;}
  .section{padding:80px 0;}
  .section-head h2{font-size:26px;}
  .cta-band{padding:72px 0;}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .grid-x{margin-left:-8px;margin-right:-8px;}
  .grid-x>.cell{padding-left:8px;padding-right:8px;}
  .cards2{margin-left:-8px;margin-right:-8px;}
  .cards2>.cell{padding-left:8px;padding-right:8px;}
  .split{margin-left:-8px;margin-right:-8px;}
  .split>.col{padding-left:8px;padding-right:8px;}
  .header-inner{height:56px;gap:12px;}
  .brand-text{font-size:16px;}
  .header-tools .search-box{display:none;}
  .header-tools .btn{display:none;}
  .cat-hero .hero-inner{padding:26px 16px 34px;min-height:260px;}
  .cat-hero h1{font-size:27px;}
  .hero-sub{font-size:15.5px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .section-head{margin-bottom:28px;}
  .section-head h2{font-size:22px;}
  .section-head p{font-size:15px;}
  .timeline{padding-left:26px;}
  .tl-item::before{left:-26px;width:12px;height:12px;}
  .timeline::before{left:5px;}
  .voice{padding:28px 22px;border-radius:var(--r-lg);}
  .voice p{font-size:17px;}
  .cta-band h2{font-size:23px;}
  .form-card{padding:24px 20px 26px;margin-top:8px;}
  .float-cta{
    left:0;right:0;bottom:0;flex-direction:row;gap:0;
    background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -6px 18px rgba(12,51,39,.08);
    padding:8px 12px;border-radius:0;
  }
  .float-cta.is-visible{display:flex;}
  .float-btn{
    flex:1 1 auto;flex-direction:row;width:auto;height:44px;padding:0 14px;
    border:1px solid var(--line);border-radius:var(--r-md);box-shadow:none;gap:8px;
  }
  .float-btn.float-btn-ghost{flex:0 0 92px;}
  .float-btn:hover{transform:none;}
  body{padding-bottom:72px;}
  .offset-down{margin-top:0;}
  .footer-grid{padding-bottom:32px;}
  .site-footer{padding-top:52px;}
}
@media screen and (max-width:519px){
  .cat-hero h1{font-size:25px;}
  .hero-tags .tag{font-size:12px;}
  .tl-meta{gap:10px;font-size:12.5px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --brand-900:#0C3327;
  --brand-700:#14513D;
  --brand-500:#1E6B4F;
  --accent-500:#C96A32;
  --accent-100:#F6E7DC;
  --paper:#F7F4ED;
  --surface:#FFFFFF;
  --ink:#17201C;
  --ink-2:#55605A;
  --line:#E4DED1;
  --success:#2F7D5B;
  --warn:#C08A2E;
  --danger:#B4443A;
  --r-sm:8px;
  --r-btn:10px;
  --r-card:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-sm:0 2px 6px rgba(12,51,39,.05);
  --sh-md:0 8px 20px rgba(12,51,39,.08);
  --sh-lg:0 18px 40px rgba(12,51,39,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --font-num:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-card);}
a{color:var(--brand-700);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
h1{font-size:40px;line-height:1.25;letter-spacing:.2px;}
h2{font-size:28px;line-height:1.35;}
h3{font-size:19px;line-height:1.4;}
p{margin:0 0 1.2em;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:4px;}

.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--paper{background:var(--paper);}
.section--white{background:var(--surface);}
.section--line{border-top:1px solid var(--line);}

.sec-head{margin-bottom:44px;max-width:760px;}
.sec-no{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:28px;padding:0 10px;margin-bottom:14px;
  background:var(--brand-900);color:#F7F4ED;
  font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:1px;
  border-radius:6px;
}
.sec-head h2{margin-bottom:12px;}
.sec-head p{font-size:16px;color:var(--ink-2);margin:0;line-height:1.85;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;
  border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;transition:all .2s var(--ease);
  text-decoration:none;white-space:nowrap;
}
.btn-primary{background:var(--brand-700);color:#fff;border-color:var(--brand-700);box-shadow:var(--sh-sm);}
.btn-primary:hover{background:var(--brand-900);border-color:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);text-decoration:none;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(247,244,237,.6);}
.btn-ghost:hover{background:rgba(247,244,237,.14);color:#fff;border-color:#F7F4ED;text-decoration:none;transform:translateY(-1px);}
.btn-outline{background:transparent;color:var(--brand-700);border-color:var(--brand-700);}
.btn-outline:hover{background:var(--accent-100);color:var(--brand-900);border-color:var(--brand-700);text-decoration:none;transform:translateY(-1px);}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px;}
.btn-full{width:100%;}
.btn:disabled,.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--accent-100);color:var(--accent-500);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge--green{background:rgba(30,107,79,.1);color:var(--brand-500);}
.badge--light{background:rgba(247,244,237,.16);color:#F7F4ED;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand-900);font-weight:700;font-size:18px;letter-spacing:.2px;}
.brand:hover{color:var(--brand-900);text-decoration:none;}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:9px;
  background:var(--brand-900);color:#F7F4ED;
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:12px;font-weight:700;letter-spacing:.5px;
}
.nav-links{display:flex;align-items:center;gap:2px;flex:1;margin-left:6px;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 14px;border-radius:var(--r-sm);
  font-size:15px;color:var(--ink-2);font-weight:500;
}
.nav-links a:hover{color:var(--brand-700);background:var(--paper);text-decoration:none;}
.nav-links a.is-active{color:var(--brand-700);font-weight:700;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--brand-500);border-radius:2px;
}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{position:relative;}
.search-box i{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--ink-2);pointer-events:none;}
.search-box input{
  width:200px;height:40px;padding:0 16px 0 38px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  background:var(--paper);color:var(--ink);font-size:14px;
  transition:all .2s var(--ease);
}
.search-box input::placeholder{color:#8B948E;}
.search-box input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,107,79,.12);}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;border-radius:var(--r-sm);
  color:var(--brand-900);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{background:var(--paper);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 0 20px;}
.mobile-panel.is-open{display:block;}
.mobile-panel a.m-link{
  display:flex;align-items:center;height:48px;padding:0 24px;
  font-size:16px;color:var(--ink-2);font-weight:500;
}
.mobile-panel a.m-link.is-active{color:var(--brand-700);font-weight:700;background:var(--paper);box-shadow:inset 3px 0 0 var(--brand-500);}
.mobile-panel a.m-link:hover{background:var(--paper);color:var(--brand-700);text-decoration:none;}
.mobile-panel .m-search{padding:12px 24px 6px;}
.mobile-panel .m-search input{
  width:100%;height:44px;padding:0 16px;border:1px solid var(--line);
  border-radius:var(--r-pill);background:var(--paper);font-size:15px;
}
.mobile-panel .m-cta{padding:8px 24px 0;}

/* ============ 面包屑 ============ */
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(247,244,237,.72);}
.crumb a{color:rgba(247,244,237,.86);}
.crumb a:hover{color:#F7F4ED;}
.crumb .sep{opacity:.55;}
.crumb .cur{color:#F7F4ED;}

/* ============ 通栏 Banner ============ */
.banner{position:relative;background:var(--brand-900);color:#F7F4ED;overflow:hidden;padding:56px 0 72px;}
.banner::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(105deg,rgba(12,51,39,.94) 0%,rgba(12,51,39,.84) 42%,rgba(12,51,39,.5) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.banner > .container{position:relative;z-index:2;}
.banner h1{color:#fff;max-width:840px;}
.banner-sub{margin-top:18px;font-size:17px;line-height:1.85;color:rgba(247,244,237,.86);max-width:720px;}
.banner-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}
.banner-stats{
  margin-top:44px;padding-top:28px;border-top:1px solid rgba(247,244,237,.2);
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
}
.banner-stat .num{font-family:var(--font-num);font-size:28px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;line-height:1.3;}
.banner-stat .lbl{font-size:14px;color:rgba(247,244,237,.72);}

/* ============ 错位卡片栅格 ============ */
.stagger{display:flex;flex-wrap:wrap;gap:24px;}
.stagger-col{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:24px;}
.stagger-col--offset{margin-top:56px;}
.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  display:flex;flex-direction:column;
}
.svc-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#D6CEBE;}
.svc-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--paper);}
.svc-media img{width:100%;height:100%;object-fit:cover;border-radius:0;border-bottom:1px solid var(--line);}
.svc-media .badge{position:absolute;left:14px;top:14px;}
.svc-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1;}
.svc-body h3{margin-bottom:10px;font-size:19px;}
.svc-body p{font-size:15px;line-height:1.8;color:var(--ink-2);margin:0 0 18px;}
.svc-list{margin-top:auto;border-top:1px dashed var(--line);padding-top:16px;}
.svc-list li{display:flex;gap:9px;font-size:14px;color:var(--ink-2);line-height:1.75;padding:5px 0;}
.svc-list li i{color:var(--brand-500);font-size:12px;margin-top:7px;flex:0 0 auto;}

/* ============ 对照清单 ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-sm);height:100%;
}
.compare-card.is-primary{border-color:var(--brand-500);box-shadow:var(--sh-md);}
.compare-card h3{display:flex;align-items:center;gap:10px;margin-bottom:6px;font-size:19px;}
.compare-card .role{font-size:13px;color:var(--ink-2);margin-bottom:18px;}
.check-list li{
  display:flex;gap:10px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--line);
  font-size:15px;line-height:1.75;color:var(--ink-2);
}
.check-list li:last-child{border-bottom:0;}
.check-list i{font-size:13px;margin-top:6px;flex:0 0 auto;color:var(--brand-500);}
.check-list .warn i{color:var(--warn);}
.compare-card.is-primary .check-list i{color:var(--accent-500);}

/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px 24px;box-shadow:var(--sh-sm);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:34px;border-radius:8px;margin-bottom:16px;
  background:var(--brand-900);color:#F7F4ED;
  font-family:var(--font-num);font-size:15px;font-weight:700;letter-spacing:1px;
}
.step h3{font-size:18px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--ink-2);margin:0;line-height:1.8;}
.step::after{
  content:"";position:absolute;right:-14px;top:44px;width:8px;height:8px;
  border-right:2px solid var(--line);border-top:2px solid var(--line);
  transform:rotate(45deg);
}
.step:last-child::after{display:none;}

/* ============ 深色证据区 ============ */
.evidence{background:var(--brand-900);color:#F7F4ED;position:relative;overflow:hidden;}
.evidence::before{
  content:"";position:absolute;inset:0;opacity:.16;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
}
.evidence > .container{position:relative;z-index:2;}
.evidence h2{color:#fff;}
.evidence .sec-head p{color:rgba(247,244,237,.78);}
.evidence .sec-no{background:rgba(247,244,237,.14);color:#F7F4ED;}
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.quote{
  background:rgba(247,244,237,.07);border:1px solid rgba(247,244,237,.16);
  border-radius:var(--r-card);padding:26px 24px;
}
.quote i.q{color:var(--accent-500);font-size:16px;}
.quote p{margin:14px 0 18px;font-size:15px;line-height:1.9;color:rgba(247,244,237,.9);}
.quote footer{font-size:13px;color:rgba(247,244,237,.65);border-top:1px solid rgba(247,244,237,.14);padding-top:12px;}
.evidence-metrics{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
  margin-top:32px;padding-top:28px;border-top:1px solid rgba(247,244,237,.18);
}
.evidence-metrics .num{font-family:var(--font-num);font-size:26px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;}
.evidence-metrics .lbl{font-size:14px;color:rgba(247,244,237,.7);}

/* ============ FAQ ============ */
.faq-accordion{margin:0;}
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-card);
  background:#fff;margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-sm);
  transition:border-color .2s var(--ease);
}
.faq-accordion .accordion-item:hover{border-color:#D6CEBE;}
.faq-accordion .accordion-title{
  position:relative;display:block;
  padding:18px 56px 18px 22px;
  font-size:17px;font-weight:600;color:var(--ink);
  border:0;background:transparent;line-height:1.6;
}
.faq-accordion .accordion-title:hover{background:var(--paper);color:var(--brand-700);text-decoration:none;}
.faq-accordion .accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--accent-500);
  transition:transform .25s var(--ease);
}
.faq-accordion .is-active > .accordion-title::before{transform:translateY(-50%) rotate(180deg);}
.faq-accordion .accordion-content{
  padding:0 22px 22px;border:0;color:var(--ink-2);
  font-size:15px;line-height:1.85;background:transparent;
}
.faq-accordion .accordion-content p:last-child{margin-bottom:0;}

/* ============ CTA + 表单 ============ */
.cta-section{background:var(--brand-900);color:#F7F4ED;position:relative;overflow:hidden;}
.cta-section::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(201,106,50,.28),rgba(201,106,50,0) 68%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start;}
.cta-copy h2{color:#fff;margin-bottom:16px;}
.cta-copy p{color:rgba(247,244,237,.82);font-size:16px;line-height:1.9;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:10px;font-size:15px;color:rgba(247,244,237,.86);}
.cta-points i{color:var(--accent-500);font-size:13px;margin-top:7px;}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:32px 30px;
  box-shadow:var(--sh-lg);color:var(--ink);
}
.form-card h3{font-size:19px;margin-bottom:6px;}
.form-card .form-tip{font-size:13px;color:var(--ink-2);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px;}
.field label .req{color:var(--danger);}
.field input,.field select,.field textarea{
  width:100%;min-height:46px;padding:11px 14px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--ink);font-size:15px;line-height:1.6;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:104px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:#9AA29C;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,107,79,.12);
}
.field .hint{font-size:13px;color:var(--ink-2);margin-top:6px;}
.field.is-error input,.field.is-error select{border-color:var(--danger);box-shadow:0 0 0 3px rgba(180,68,58,.1);}
.field .err{display:none;font-size:13px;color:var(--danger);margin-top:6px;}
.field.is-error .err{display:block;}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:8px;}
.form-foot .note{font-size:13px;color:var(--ink-2);}

/* ============ 浮动 CTA ============ */
.cta-float{position:fixed;right:24px;bottom:32px;z-index:90;display:flex;flex-direction:column;gap:10px;}
.cta-float__item{
  width:60px;padding:10px 0;border-radius:12px;
  background:var(--brand-700);color:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  font-size:12px;line-height:1.2;box-shadow:var(--sh-lg);
  transition:all .2s var(--ease);
}
.cta-float__item i{font-size:16px;}
.cta-float__item:hover{background:var(--accent-500);color:#fff;transform:translateY(-2px);text-decoration:none;}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(247,244,237,.78);padding:64px 0 28px;border-top:1px solid rgba(247,244,237,.12);}
.footer-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,2.4fr) minmax(0,2.6fr) minmax(0,3fr);gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:14px;}
.footer-brand:hover{color:#fff;text-decoration:none;}
.footer-brand .brand-mark{background:rgba(247,244,237,.12);}
.footer-col h4{color:#F7F4ED;font-size:15px;margin-bottom:16px;font-weight:600;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(247,244,237,.7);}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(247,244,237,.78);}
.footer-col a:hover{color:var(--accent-500);text-decoration:underline;text-underline-offset:3px;}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(247,244,237,.78);margin-bottom:12px;}
.footer-contact i{color:var(--accent-500);font-size:13px;margin-top:6px;}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(247,244,237,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(247,244,237,.58);
}
.footer-bottom a{color:rgba(247,244,237,.68);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{max-width:100%;}
}
@media (max-width:1023px){
  body{font-size:16px;}
  h1{font-size:32px;}
  h2{font-size:25px;}
  .nav-links{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-tools .btn{display:none;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step::after{display:none;}
  .quote-grid{grid-template-columns:1fr;}
  .evidence-metrics{grid-template-columns:repeat(3,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .stagger-col--offset{margin-top:0;}
  .banner{padding:44px 0 56px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  h1{font-size:27px;}
  h2{font-size:22px;}
  .compare{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .stagger{flex-direction:column;}
  .banner-stats{grid-template-columns:1fr;gap:16px;}
  .evidence-metrics{grid-template-columns:1fr;gap:18px;}
  .banner h1{font-size:27px;}
  .form-foot{flex-direction:column;align-items:stretch;}
  .form-foot .btn{width:100%;}
  .faq-accordion .accordion-title{font-size:16px;padding:16px 48px 16px 18px;}
  .faq-accordion .accordion-content{padding:0 18px 18px;}
}
@media (max-width:639px){
  body{padding-bottom:72px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-float{
    left:0;right:0;bottom:0;flex-direction:row;gap:10px;
    padding:8px 12px;background:#fff;border-top:1px solid var(--line);
  }
  .cta-float__item{
    width:60px;flex:0 0 60px;border-radius:10px;box-shadow:none;
    background:var(--paper);color:var(--brand-700);
  }
  .cta-float__item--main{flex:1 1 auto;flex-direction:row;gap:8px;background:var(--brand-700);color:#fff;}
  .cta-float__item:hover{transform:none;}
  .crumb{font-size:12px;}
}