/* roulang page: index */
:root{
  --brand-600:#0FA97F;
  --brand-700:#0B8A68;
  --brand-050:#E8F7F1;
  --accent-500:#C9F24D;
  --accent-600:#FF6A2B;
  --ink-900:#0D1512;
  --ink-800:#13201B;
  --ink-700:#2A3A34;
  --ink-500:#5C6E66;
  --bg-000:#F6F8F5;
  --line:#E4EAE3;
  --white:#FFFFFF;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(13,21,18,.06),0 8px 24px -12px rgba(13,21,18,.14);
  --shadow-2:0 2px 4px rgba(13,21,18,.07),0 18px 40px -16px rgba(13,21,18,.22);
  --grad:linear-gradient(135deg,var(--brand-600),var(--accent-500));
  --frac:linear-gradient(135deg,var(--brand-600) 0%,var(--brand-600) 45%,var(--accent-500) 100%);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-primary:#0FA97F;
  --bs-primary-rgb:15,169,127;
  --bs-body-font-family:var(--font-cn);
  --bs-body-color:#2A3A34;
  --bs-border-color:#E4EAE3;
  --bs-link-color:#0B8A68;
  --bs-link-hover-color:#0FA97F;
  --bs-border-radius:14px;
  --bs-border-radius-lg:20px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-000);
  color:var(--ink-700);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-600)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:0}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15}
h2{font-size:clamp(24px,3vw,34px);line-height:1.25}
h3{font-size:20px;line-height:1.4;font-weight:600}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--accent-500);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 布局骨架 ---------- */
.layout{display:grid;grid-template-columns:96px minmax(0,1fr);min-height:100vh;align-items:start}
@media (min-width:1400px){.layout{grid-template-columns:232px minmax(0,1fr)}}
@media (max-width:1199px){.layout{grid-template-columns:minmax(0,1fr)}}

/* ---------- 左侧竖向导航 ---------- */
.side-nav{
  position:sticky;top:0;height:100vh;
  background:var(--white);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:22px 12px 20px;
  gap:8px;
  z-index:40;
}
.brand{display:flex;flex-direction:column;align-items:center;gap:8px;padding:6px 4px 16px;text-align:center}
.brand-mark{
  width:44px;height:44px;border-radius:14px;background:var(--grad);
  display:grid;place-items:center;color:#08201a;font-weight:800;font-size:18px;
  box-shadow:0 8px 18px -10px rgba(15,169,127,.9);
}
.brand-text{font-size:12px;line-height:1.35;font-weight:700;color:var(--ink-900);letter-spacing:0}
.brand-sub{font-size:11px;color:var(--ink-500);font-weight:500;line-height:1.3}
.nav-list{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.nav-list .nav-label{font-size:11px;color:var(--ink-500);letter-spacing:.12em;text-align:center;padding:6px 0 2px}
.nav-item{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:12px 6px;border-radius:14px;color:var(--ink-700);
  font-size:12px;line-height:1.25;text-align:center;position:relative;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.nav-item i{font-size:17px;color:var(--brand-700);transition:transform .18s ease}
.nav-item:hover{background:var(--brand-050);color:var(--brand-700);transform:translateX(0)}
.nav-item:hover i{transform:translateX(4px)}
.nav-item.active{background:var(--brand-050);color:var(--brand-700);font-weight:700}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--brand-600);
}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:14px}
.side-cta{
  display:block;text-align:center;padding:12px 8px;border-radius:999px;
  background:var(--accent-600);color:#fff;font-size:13px;font-weight:700;
  box-shadow:0 10px 22px -14px rgba(255,106,43,.95);
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.side-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 28px -14px rgba(255,106,43,.95)}
.side-cta:active{transform:translateY(0);filter:brightness(.95)}
.side-note{font-size:11px;color:var(--ink-500);text-align:center;line-height:1.5}
@media (min-width:1400px){
  .side-nav{padding:26px 18px 22px}
  .brand{flex-direction:row;text-align:left;align-items:center;padding-bottom:22px}
  .brand-text{font-size:14px}
  .nav-list .nav-label{text-align:left;padding-left:10px}
  .nav-item{flex-direction:row;justify-content:flex-start;gap:12px;font-size:14px;text-align:left;padding:12px 14px}
  .nav-item i{font-size:16px}
  .side-cta{padding:14px 12px;font-size:14px}
}
@media (max-width:1199px){.side-nav{display:none}}

/* ---------- 移动端顶部导航 ---------- */
.top-bar{
  display:none;position:sticky;top:0;z-index:60;height:56px;
  align-items:center;justify-content:space-between;
  padding:0 16px;background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.top-bar .brand{flex-direction:row;padding:0;gap:10px;text-align:left}
.top-bar .brand-mark{width:34px;height:34px;border-radius:11px;font-size:15px}
.top-bar .brand-text{font-size:13px}
.top-bar .brand-sub{display:none}
.menu-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:var(--white);color:var(--ink-900);font-size:16px;
  display:grid;place-items:center;transition:background .18s ease,border-color .18s ease;
}
.menu-btn:hover{border-color:var(--brand-600);color:var(--brand-700)}
@media (max-width:1199px){.top-bar{display:flex}}

.drawer{
  position:fixed;inset:56px 0 0 0;z-index:55;background:var(--ink-900);
  padding:18px 18px 30px;overflow-y:auto;
  transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .22s ease,transform .22s ease;
}
.drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
.drawer a{
  display:flex;align-items:center;gap:14px;min-height:48px;padding:10px 14px;
  color:#EAF3EE;font-size:16px;font-weight:600;border-radius:12px;
}
.drawer a i{color:var(--accent-500);width:20px;text-align:center}
.drawer a:hover{background:rgba(201,242,77,.12);color:#fff}
.drawer a.active{background:rgba(15,169,127,.22);color:#fff}
.drawer .drawer-cta{
  margin-top:16px;justify-content:center;background:var(--accent-600);color:#fff;
}
.drawer .drawer-cta:hover{background:#ff7b42;color:#fff}
@media (min-width:1200px){.drawer{display:none}}

/* ---------- 内容区 ---------- */
.content{min-width:0;padding:0 0 0}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
@media (max-width:1199px){.wrap{padding:0 20px}}
@media (max-width:575px){.wrap{padding:0 16px}}

.section{padding:72px 0}
.section.tight{padding:52px 0}
@media (max-width:991px){.section{padding:56px 0}.section.tight{padding:44px 0}}
@media (max-width:575px){.section{padding:44px 0}.section.tight{padding:36px 0}}

.sec-head{max-width:760px;margin-bottom:32px}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-700);
  background:var(--brand-050);border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.sec-head p{color:var(--ink-500);font-size:15px;margin:12px 0 0;max-width:820px}

/* ---------- Hero ---------- */
.hero{padding:48px 0 56px;position:relative;overflow:hidden}
.hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(201,242,77,.35),rgba(15,169,127,0) 70%);
  z-index:0;pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:52px;align-items:center}
@media (max-width:991px){.hero-grid{grid-template-columns:minmax(0,1fr);gap:32px}}
.hero-col{display:flex;flex-direction:column;justify-content:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  background:var(--white);border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;font-size:13px;font-weight:600;color:var(--brand-700);margin-bottom:18px;
  box-shadow:var(--shadow-1);
}
.hero-tag i{color:var(--accent-600)}
.hero h1{margin-bottom:18px}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:17px;color:var(--ink-500);max-width:620px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.btn-brand{
  display:inline-flex;align-items:center;gap:9px;
  border:0;border-radius:999px;padding:14px 26px;
  background:var(--accent-600);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 14px 26px -16px rgba(255,106,43,.95);
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 20px 32px -16px rgba(255,106,43,.95)}
.btn-brand:active{transform:translateY(0);filter:brightness(.95)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1.5px solid var(--brand-600);border-radius:999px;padding:13px 24px;
  background:var(--white);color:var(--brand-700);font-size:15px;font-weight:700;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-ghost:hover{background:var(--brand-050);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-1)}
.btn-ghost:active{transform:translateY(0)}

.hero-card{
  position:relative;border-radius:26px;padding:3px;
  background:var(--grad);box-shadow:var(--shadow-2);
  max-width:420px;width:100%;justify-self:start;
}
.hero-card-inner{
  position:relative;border-radius:24px;overflow:hidden;aspect-ratio:9/16;
  background:linear-gradient(180deg,rgba(13,21,18,.05) 0%,rgba(13,21,18,.82) 100%),url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  display:flex;flex-direction:column;justify-content:space-between;padding:20px;
}
.hero-badge{
  align-self:flex-end;background:var(--accent-500);color:#12241d;
  font-size:12px;font-weight:800;border-radius:999px;padding:6px 14px;letter-spacing:.02em;
}
.hero-card-mid{display:flex;flex-direction:column;gap:10px}
.mini-score{
  background:rgba(255,255,255,.94);border-radius:16px;padding:14px 16px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  box-shadow:0 10px 24px -18px rgba(0,0,0,.7);
}
.mini-score .team{font-size:14px;font-weight:700;color:var(--ink-900)}
.mini-score .pts{font-size:24px;font-weight:800;color:var(--brand-700)}
.mini-score .state{font-size:12px;color:var(--accent-600);font-weight:700}
.hero-card-foot{display:flex;align-items:center;gap:8px;color:#E9F3EE;font-size:13px}
.hero-card-foot i{color:var(--accent-500)}
@media (max-width:991px){.hero-card{max-width:360px;justify-self:center;margin:0 auto}}
@media (max-width:575px){.hero{padding:32px 0 40px}.hero-card{max-width:320px}}

/* ---------- 数据徽章条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:991px){.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}}
@media (max-width:575px){.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}}
.stat{
  position:relative;background:var(--white);border:1px solid var(--line);
  border-radius:18px;padding:24px 20px 20px;overflow:hidden;
  box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease;
}
.stat::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad)}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.stat .val{font-size:32px;font-weight:800;color:var(--brand-700);line-height:1.1;margin-bottom:6px}
.stat .val small{font-size:15px;font-weight:700;color:var(--ink-500);margin-left:3px}
.stat .lab{font-size:13px;color:var(--ink-500);line-height:1.6}
@media (max-width:575px){.stat{padding:18px 14px 16px}.stat .val{font-size:26px}}

/* ---------- 横向滚动带 ---------- */
.rail-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.rail-hint{font-size:13px;color:var(--ink-500);display:flex;align-items:center;gap:8px}
.rail-wrap{position:relative;margin-top:24px}
.rail{
  display:flex;gap:18px;overflow-x:auto;padding:6px 4px 16px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  scrollbar-width:thin;scrollbar-color:var(--line) transparent;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.clip{
  flex:0 0 248px;scroll-snap-align:start;position:relative;
  border-radius:20px;overflow:hidden;aspect-ratio:5/8;
  background:var(--ink-800);box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
@media (max-width:575px){.clip{flex:0 0 210px}}
.clip img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform .5s ease}
.clip::after{
  content:"";position:absolute;inset:auto 0 0 0;height:62%;
  background:linear-gradient(180deg,rgba(13,21,18,0) 0%,rgba(13,21,18,.92) 78%,rgba(13,21,18,.98) 100%);
}
.clip-txt{position:absolute;left:16px;right:16px;bottom:16px;z-index:2;color:#fff}
.clip-txt h3{font-size:16px;color:#fff;margin-bottom:6px;line-height:1.4}
.clip-txt span{font-size:12px;color:#C6D6CE}
.clip-badge{
  position:absolute;right:12px;top:12px;z-index:2;
  background:var(--accent-500);color:#12241d;font-size:11px;font-weight:800;
  border-radius:999px;padding:4px 11px;
}
.clip-play{
  position:absolute;left:50%;top:50%;z-index:3;transform:translate(-50%,-50%) scale(.86);
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.92);color:var(--brand-700);font-size:18px;
  opacity:0;transition:opacity .2s ease,transform .2s ease;
}
.clip:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.clip:hover img{transform:scale(1.08)}
.clip:hover .clip-play{opacity:1;transform:translate(-50%,-50%) scale(1)}
.clip:focus-visible .clip-play{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* ---------- 种草清单 ---------- */
.check-list{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1)}
.check-item{
  display:flex;align-items:center;gap:18px;padding:20px 24px;
  border-bottom:1px solid var(--line);transition:background .18s ease;
}
.check-item:last-child{border-bottom:0}
.check-item:hover{background:var(--brand-050)}
.check-item:hover .check-arrow{transform:translateX(5px);color:var(--accent-600)}
.check-thumb{flex:0 0 96px;width:96px;height:96px;border-radius:16px;overflow:hidden;background:var(--brand-050)}
.check-thumb img{width:100%;height:100%;object-fit:cover}
.check-body{min-width:0;flex:1}
.check-idx{
  font-size:12px;font-weight:800;color:var(--brand-700);
  letter-spacing:.06em;margin-bottom:4px;display:block;
}
.check-body h3{font-size:18px;margin-bottom:6px}
.check-body p{margin:0;font-size:14px;color:var(--ink-500);line-height:1.7}
.check-arrow{color:var(--ink-500);font-size:15px;transition:transform .18s ease,color .18s ease}
@media (max-width:575px){
  .check-item{padding:16px;gap:12px;align-items:flex-start}
  .check-thumb{flex:0 0 64px;width:64px;height:64px;border-radius:12px}
  .check-body h3{font-size:16px}
  .check-body p{font-size:13px}
}

/* ---------- 最新信息（CMS 区） ---------- */
.posts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
@media (max-width:767px){.posts{grid-template-columns:minmax(0,1fr)}}
.post-card{
  display:flex;flex-direction:column;background:var(--white);
  border:1px solid var(--line);border-radius:20px;overflow:hidden;
  box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D2E6DC}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-050)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-050);color:var(--brand-700);
  font-size:12px;font-weight:700;border-radius:999px;padding:4px 12px;
}
.chip.lemon{background:rgba(201,242,77,.28);color:#3E5A0E}
.post-body h3{font-size:18px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.post-body p{
  margin:0;font-size:14px;color:var(--ink-500);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-500);padding-top:6px;border-top:1px dashed var(--line);
}
.post-foot .go{color:var(--brand-700);font-weight:700;display:inline-flex;align-items:center;gap:6px}
.post-card:hover .go i{transform:translateX(4px)}
.post-foot .go i{transition:transform .18s ease}

.empty-state{
  grid-column:1/-1;border:2px dashed var(--line);border-radius:20px;
  background:var(--white);padding:52px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--brand-600);margin-bottom:14px;display:block}
.empty-state p{color:var(--ink-500);margin:0 0 18px}

/* ---------- 评论口碑 ---------- */
.review-rail{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 16px;scroll-snap-type:x mandatory}
.review-rail::-webkit-scrollbar{height:6px}
.review-rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.review{
  flex:0 0 300px;scroll-snap-align:start;background:var(--white);
  border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.review:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:42px;height:42px;border-radius:50%;flex:0 0 42px;
  background:var(--grad);color:#0c211a;display:grid;place-items:center;font-weight:800;font-size:15px;
}
.review-top .who{font-size:14px;font-weight:700;color:var(--ink-900);line-height:1.3}
.review-top .role{font-size:12px;color:var(--ink-500)}
.stars{color:#B6DC33;font-size:12px;letter-spacing:2px}
.review p{
  margin:0;font-size:14px;color:var(--ink-700);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.review .src{font-size:12px;color:var(--ink-500);padding-top:6px;border-top:1px dashed var(--line)}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:26px;
  background:linear-gradient(135deg,var(--ink-900) 0%,var(--ink-800) 52%,#16493A 100%);
  padding:48px 44px;color:#EAF3EE;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle at 40% 40%,rgba(201,242,77,.32),rgba(201,242,77,0) 70%);
}
.cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:32px;align-items:center}
@media (max-width:991px){.cta-grid{grid-template-columns:minmax(0,1fr);gap:24px}}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:#B9CCC3;margin:0;font-size:15px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
@media (max-width:991px){.cta-actions{justify-content:flex-start}}
.btn-lemon{
  display:inline-flex;align-items:center;gap:9px;border:0;border-radius:999px;
  padding:14px 26px;background:var(--accent-500);color:#12241d;font-weight:800;font-size:15px;
  transition:transform .18s ease,box-shadow .18s ease;
}
.btn-lemon:hover{color:#12241d;transform:translateY(-2px);box-shadow:0 16px 28px -18px rgba(201,242,77,.9)}
.btn-line{
  display:inline-flex;align-items:center;gap:9px;border:1.5px solid rgba(255,255,255,.42);
  border-radius:999px;padding:13px 24px;color:#EAF3EE;font-weight:700;font-size:15px;
  transition:background .18s ease,transform .18s ease,border-color .18s ease;
}
.btn-line:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.7);transform:translateY(-2px)}
@media (max-width:575px){.cta-band{padding:32px 22px;border-radius:20px}}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-1);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFE4D9}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:700;color:var(--ink-900);line-height:1.5;cursor:pointer;
}
.faq-q .ic{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;background:var(--brand-050);color:var(--brand-700);
  font-size:13px;transition:transform .22s ease,background .22s ease,color .22s ease;
}
.faq-item.open .faq-q .ic{background:var(--accent-500);color:#12241d;transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-700);max-width:820px}
.faq-item.open .faq-a{max-height:420px}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink-900);color:#AFC2B9;margin-top:20px;padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
@media (max-width:991px){.foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}}
@media (max-width:575px){.foot-grid{grid-template-columns:minmax(0,1fr);gap:24px}}
.site-foot h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:0}
.site-foot .foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.site-foot .foot-brand .brand-mark{box-shadow:none}
.site-foot .foot-brand span{color:#fff;font-size:15px;font-weight:700}
.site-foot p{font-size:13.5px;line-height:1.85;color:#93A8A0;margin:0 0 12px}
.site-foot ul li{margin-bottom:10px}
.site-foot ul a{color:#AFC2B9;font-size:14px;display:inline-flex;align-items:center;gap:8px}
.site-foot ul a:hover{color:var(--accent-500)}
.site-foot ul a i{font-size:11px;color:var(--brand-600)}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:#AFC2B9;margin-bottom:12px;line-height:1.6}
.foot-contact i{color:var(--accent-500);margin-top:4px}
.foot-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.09);
  padding:22px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#7F948C;
}
.foot-bottom a{color:#7F948C}
.foot-bottom a:hover{color:var(--accent-500)}

/* ---------- Bootstrap 覆盖 ---------- */
.btn:focus,.btn:active,.btn:focus-visible{box-shadow:none}
.accordion-button:not(.collapsed){background:transparent;color:var(--ink-900);box-shadow:none}
.accordion-button:focus{box-shadow:none}
.card{border-radius:var(--r-md);border-color:var(--line)}
.badge{border-radius:999px;font-weight:700}
.form-control{border-radius:14px;border-color:var(--line);padding:12px 16px;font-size:15px}
.form-control:focus{border-color:var(--brand-600);box-shadow:0 0 0 4px var(--brand-050)}
::selection{background:var(--accent-500);color:#12241d}

/* roulang page: article */
:root{
  --brand-600:#0FA97F;
  --brand-700:#0B8A68;
  --brand-050:#E8F7F1;
  --accent-500:#C9F24D;
  --accent-600:#FF6A2B;
  --ink-900:#0D1512;
  --ink-800:#13201B;
  --ink-700:#2A3A34;
  --ink-500:#5C6E66;
  --bg-000:#F6F8F5;
  --line:#E4EAE3;
  --card:#FFFFFF;
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(13,21,18,.06),0 8px 24px -12px rgba(13,21,18,.14);
  --shadow-2:0 2px 4px rgba(13,21,18,.06),0 18px 38px -16px rgba(13,21,18,.22);
  --grad:linear-gradient(135deg,var(--brand-600),var(--accent-500));
  --rail-w:232px;
  --bs-primary:#0FA97F;
  --bs-primary-rgb:15,169,127;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-border-radius:16px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg-000);
  color:var(--ink-700);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:0}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--accent-500);outline-offset:2px;border-radius:8px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 左侧竖向导航 ---------- */
.shell{min-height:100vh}
.side-rail{
  position:fixed;top:0;left:0;bottom:0;width:var(--rail-w);
  background:#fff;border-right:1px solid var(--line);
  padding:24px 18px 22px;display:flex;flex-direction:column;gap:24px;z-index:60;
}
.brand{display:flex;align-items:center;gap:10px;padding:2px 4px;border-radius:14px;transition:.22s}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-600),var(--accent-500));
  color:#06231B;font-weight:700;font-size:18px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{display:block;font-size:14.5px;font-weight:700;color:var(--ink-900);line-height:1.3}
.brand-sub{display:block;font-size:11.5px;color:var(--ink-500);line-height:1.35;margin-top:2px;font-weight:400}
.rail-nav{display:flex;flex-direction:column;gap:6px;flex:1}
.rail-item{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:14px;color:var(--ink-700);
  font-size:15px;font-weight:500;transition:background .22s,color .22s;
}
.rail-item i{width:18px;text-align:center;color:var(--ink-500);font-size:14px;transition:transform .22s,color .22s}
.rail-item:hover{background:var(--brand-050);color:var(--brand-700)}
.rail-item:hover i{transform:translateX(4px);color:var(--brand-700)}
.rail-item.active{background:var(--brand-050);color:var(--brand-700);font-weight:600}
.rail-item.active i{color:var(--brand-700)}
.rail-item.active::before{
  content:"";position:absolute;left:-18px;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:0 3px 3px 0;background:var(--brand-600);
}
.rail-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:46px;border-radius:999px;font-size:15px;font-weight:700;
  color:#06231B;background:linear-gradient(135deg,var(--brand-600),var(--accent-500));
  box-shadow:var(--shadow-1);transition:transform .24s,box-shadow .24s;
}
.rail-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.rail-cta:active{transform:translateY(0)}
.rail-note{font-size:12px;color:var(--ink-500);line-height:1.7;padding:0 4px}

/* ---------- 移动端顶栏 ---------- */
.top-bar{
  display:none;position:sticky;top:0;z-index:70;height:56px;
  align-items:center;justify-content:space-between;gap:10px;
  padding:0 14px;background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.top-bar .brand-text{font-size:13.5px}
.top-bar .brand-sub{font-size:11px}
.menu-btn{
  width:40px;height:40px;flex:0 0 40px;border:1px solid var(--line);border-radius:12px;
  background:#fff;color:var(--ink-900);font-size:17px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;transition:.2s;
}
.menu-btn:hover{background:var(--brand-050);border-color:#CFEDE2;color:var(--brand-700)}
.menu-btn:active{transform:scale(.96)}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,85vw);
  background:var(--ink-900);z-index:90;padding:20px 18px 28px;
  display:flex;flex-direction:column;gap:6px;overflow-y:auto;
  transform:translateX(102%);transition:transform .3s cubic-bezier(.4,0,.2,1);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;gap:10px;padding:4px 4px 18px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:14px}
.drawer-head .brand-text{color:#fff;font-size:14.5px}
.drawer-head .brand-sub{color:#8FA39B}
.drawer-head .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:16px;border-radius:10px}
.d-item{
  display:flex;align-items:center;gap:12px;height:48px;padding:0 12px;
  border-radius:12px;color:#DCE6E1;font-size:16px;font-weight:500;transition:.2s;
}
.d-item i{width:20px;text-align:center;font-size:15px;color:#7F918A}
.d-item:hover{background:rgba(255,255,255,.06);color:#fff}
.d-item.active{background:rgba(15,169,127,.24);color:#fff}
.d-item.active i{color:var(--accent-500)}
.d-cta{
  margin-top:18px;display:flex;align-items:center;justify-content:center;height:48px;
  border-radius:999px;font-weight:700;font-size:15px;color:#06231B;
  background:linear-gradient(135deg,var(--brand-600),var(--accent-500));
}
.overlay{
  position:fixed;inset:0;background:rgba(13,21,18,.55);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;
}
.overlay.open{opacity:1;visibility:visible}

/* ---------- 主区域 ---------- */
.main-area{margin-left:var(--rail-w);min-height:100vh;display:flex;flex-direction:column}
.page{flex:1;padding:32px 0 78px}
.page-wrap{max-width:940px;margin:0 auto;padding:0 28px}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--ink-500);margin-bottom:20px;
}
.crumb a{color:var(--ink-500);transition:color .2s}
.crumb a:hover{color:var(--brand-700)}
.crumb .sep{color:#C4D0C9}
.crumb .current{color:var(--ink-700);font-weight:500;max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-head{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px 36px 30px;box-shadow:var(--shadow-1);margin-bottom:22px;
}
.article-head::after{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--brand-600),var(--accent-500));
}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--brand-050);color:var(--brand-700);border:1px solid #CFEDE2;
}
.chip i{font-size:11px;color:var(--accent-600)}
.article-head h1{
  font-size:clamp(26px,3.4vw,40px);line-height:1.28;font-weight:700;
  margin:16px 0 18px;color:var(--ink-900);
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13.5px;color:var(--ink-500);
}
.meta-row i{font-size:12px;color:var(--brand-600);margin-right:4px}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#D5DFD8}

/* ---------- 正文 ---------- */
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:38px 40px;box-shadow:var(--shadow-1);
}
.article-body{font-size:17px;line-height:1.9;color:var(--ink-700)}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);line-height:1.4;color:var(--ink-900);
  margin:2.1em 0 .8em;
}
.article-body h2::before{
  content:"";display:block;width:44px;height:4px;border-radius:999px;
  background:linear-gradient(135deg,var(--brand-600),var(--accent-500));margin-bottom:14px;
}
.article-body h3{font-size:20px;line-height:1.45;font-weight:600;color:var(--ink-900);margin:1.8em 0 .6em}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink-900);margin:1.5em 0 .5em}
.article-body p{margin:0 0 1.15em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.5em}
.article-body li::marker{color:var(--brand-600)}
.article-body strong{color:var(--ink-900)}
.article-body a{color:var(--brand-700);border-bottom:1px solid rgba(15,169,127,.35);transition:border-color .2s}
.article-body a:hover{border-bottom-color:var(--brand-600)}
.article-body img{border-radius:16px;margin:1.6em auto;box-shadow:var(--shadow-1)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--brand-050);
  border-left:4px solid var(--brand-600);border-radius:0 14px 14px 0;color:var(--ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--brand-050);color:var(--ink-900);font-weight:600}
.article-body code{background:#EEF3EF;border-radius:6px;padding:2px 6px;font-size:14px;color:var(--brand-700)}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:2.2em 0}

/* ---------- 空状态 ---------- */
.empty-state{text-align:center;padding:38px 10px}
.empty-state i{font-size:34px;color:#C4D0C9}
.empty-state p{margin:16px 0 22px;color:var(--ink-500);font-size:16px}

/* ---------- 按钮 ---------- */
.btn-primary,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:transform .24s,box-shadow .24s,background .24s;
}
.btn-primary{
  color:#06231B;background:linear-gradient(135deg,var(--brand-600),var(--accent-500));
  box-shadow:var(--shadow-1);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:#E9F2EE;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.22);
}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}

/* ---------- 标签行 ---------- */
.tag-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:30px;padding-top:24px;border-top:1px dashed var(--line);
}
.tag-label{font-size:13px;color:var(--ink-500);margin-right:2px}
.tag{
  display:inline-flex;align-items:center;padding:7px 15px;border-radius:999px;
  font-size:13.5px;color:var(--ink-700);background:#F3F7F4;border:1px solid var(--line);
  transition:.2s;
}
.tag:hover{background:var(--brand-050);border-color:#CFEDE2;color:var(--brand-700);transform:translateY(-1px)}

/* ---------- 上一篇 / 下一篇 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.post-nav a{
  display:flex;flex-direction:column;gap:8px;padding:18px 20px;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  transition:transform .24s,box-shadow .24s,border-color .24s;
}
.post-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CFEDE2}
.pn-label{font-size:12.5px;color:var(--ink-500);display:inline-flex;align-items:center;gap:8px}
.pn-label i{font-size:11px;color:var(--brand-600)}
.pn-title{font-size:15.5px;font-weight:600;color:var(--ink-900);line-height:1.55}
.post-nav a.next{align-items:flex-end;text-align:right}

/* ---------- 相关推荐 ---------- */
.rel-section{margin-top:52px}
.sec-head{margin-bottom:22px}
.sec-head h2{font-size:clamp(22px,2.4vw,28px);line-height:1.3;color:var(--ink-900)}
.sec-head p{margin:8px 0 0;font-size:14.5px;color:var(--ink-500)}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rel-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  transition:transform .24s,box-shadow .24s,border-color .24s;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#CFEDE2}
.rel-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#E8F1EC}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.rel-card:hover .thumb img{transform:scale(1.05)}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.rel-body h3{font-size:16.5px;line-height:1.5;font-weight:600;color:var(--ink-900)}
.rel-body p{margin:0;font-size:13.5px;line-height:1.75;color:var(--ink-500);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-more{margin-top:auto;font-size:13px;font-weight:600;color:var(--brand-700);display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .rel-more i{transform:translateX(4px)}
.rel-more i{font-size:11px;transition:transform .24s}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;margin-top:46px;border-radius:var(--r-xl);
  padding:40px 38px;color:#fff;
  background:var(--ink-900);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.24;
}
.cta-band::after{
  content:"";position:absolute;inset:auto auto -60px -40px;width:220px;height:220px;
  border-radius:50%;background:radial-gradient(circle,rgba(201,242,77,.34),transparent 68%);
}
.cta-inner{position:relative;z-index:2;max-width:620px}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35}
.cta-inner p{margin:12px 0 24px;color:#B9C7C0;font-size:15px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink-900);color:#B9C7C0;padding:56px 0 0;margin-top:auto}
.site-foot .wrap{max-width:1140px;margin:0 auto;padding:0 28px}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1);
}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:16px}
.foot-brand .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:16px;border-radius:10px}
.site-foot h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.site-foot ul{display:flex;flex-direction:column;gap:10px}
.site-foot li{font-size:14px;line-height:1.7}
.site-foot a{color:#B9C7C0;font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:color .2s,transform .2s}
.site-foot a:hover{color:var(--accent-500)}
.site-foot a i{font-size:10px;color:var(--brand-600)}
.site-foot p{font-size:14px;line-height:1.9;color:#9FB0A8;margin:0 0 12px}
.foot-contact li{display:flex;align-items:flex-start;gap:10px;color:#B9C7C0}
.foot-contact i{color:var(--brand-600);font-size:13px;margin-top:5px}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  padding:18px 0 26px;font-size:13px;color:#7F918A;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .side-rail{display:none}
  .top-bar{display:flex}
  .main-area{margin-left:0}
  .page{padding:24px 0 60px}
  .page-wrap{padding:0 24px}
}
@media (max-width:991.98px){
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767.98px){
  .article-head{padding:26px 22px 24px;border-radius:var(--r-lg)}
  .article-card{padding:26px 22px;border-radius:var(--r-lg)}
  .article-body{font-size:16px;line-height:1.88}
  .post-nav{grid-template-columns:1fr}
  .post-nav a.next{align-items:flex-start;text-align:left}
  .cta-band{padding:32px 22px;border-radius:var(--r-lg)}
  .rel-grid{grid-template-columns:1fr}
  .crumb .current{max-width:100%;white-space:normal}
}
@media (max-width:575.98px){
  .page-wrap{padding:0 16px}
  .page{padding:18px 0 52px}
  .article-head h1{font-size:24px}
  .article-head{padding:22px 18px 20px}
  .article-card{padding:22px 18px}
  .rel-body{padding:16px 18px 20px}
  .cta-actions .btn-primary,.cta-actions .btn-ghost{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .foot-bottom{flex-direction:column;gap:8px}
  .site-foot .wrap{padding:0 16px}
}

/* roulang page: category1 */
:root{
  --brand-600:#0FA97F;
  --brand-700:#0B8A68;
  --brand-050:#E8F7F1;
  --accent-500:#C9F24D;
  --accent-600:#FF6A2B;
  --ink-900:#0D1512;
  --ink-800:#13201B;
  --ink-700:#2A3A34;
  --ink-500:#5C6E66;
  --bg-000:#F6F8F5;
  --line:#E4EAE3;
  --card:#FFFFFF;
  --shadow-1:0 1px 2px rgba(13,21,18,.06),0 8px 24px -12px rgba(13,21,18,.14);
  --shadow-2:0 2px 6px rgba(13,21,18,.08),0 18px 36px -16px rgba(13,21,18,.22);
  --grad:linear-gradient(135deg,#0FA97F 0%,#C9F24D 100%);
  --r-lg:22px;
  --r-md:16px;
  --r-sm:13px;
  --bs-primary:#0FA97F;
  --bs-primary-rgb:15,169,127;
  --bs-body-color:#2A3A34;
  --bs-border-color:#E4EAE3;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg-000);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-600)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:-0.005em;font-weight:700}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15}
h2{font-size:clamp(24px,3vw,32px);line-height:1.25}
h3{font-size:20px;line-height:1.4;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--accent-500);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ============ 布局骨架 ============ */
.page{min-height:100vh;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 24px}
main{flex:1}

/* ============ 桌面侧栏 ============ */
.side-nav{
  display:none;
  position:fixed;
  top:0;left:0;bottom:0;
  width:232px;
  background:var(--ink-900);
  color:#fff;
  flex-direction:column;
  padding:22px 16px 20px;
  border-right:1px solid rgba(255,255,255,.06);
  z-index:60;
}
.side-brand{
  display:flex;align-items:flex-start;gap:10px;
  padding:6px 8px 18px;
  border-bottom:1px solid rgba(255,255,255,.09);
  margin-bottom:18px;
}
.brand-mark{
  flex:0 0 auto;
  width:36px;height:36px;border-radius:12px;
  background:var(--grad);
  color:#08130F;
  font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px -8px rgba(15,169,127,.9);
}
.side-brand-txt{display:flex;flex-direction:column;gap:2px}
.brand-text{font-size:15px;font-weight:700;color:#fff;line-height:1.35;letter-spacing:0}
.brand-sub{font-size:11.5px;color:rgba(255,255,255,.52);line-height:1.4}
.side-links{display:flex;flex-direction:column;gap:4px;flex:1}
.side-link{
  position:relative;
  display:flex;align-items:center;gap:12px;
  padding:11px 12px;
  border-radius:var(--r-sm);
  color:rgba(255,255,255,.78);
  font-size:14.5px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.side-link i{width:18px;text-align:center;font-size:15px;color:var(--accent-500);transition:transform .2s ease}
.side-link:hover{background:rgba(255,255,255,.07);color:#fff}
.side-link:hover i{transform:translateX(4px)}
.side-link.active{
  background:rgba(15,169,127,.18);
  color:#fff;
  font-weight:600;
}
.side-link.active::before{
  content:"";position:absolute;left:-16px;top:8px;bottom:8px;width:3px;
  background:var(--grad);border-radius:0 3px 3px 0;
}
.side-cta{padding-top:16px;border-top:1px solid rgba(255,255,255,.09)}

/* ============ 移动顶部栏 ============ */
.top-bar{
  position:sticky;top:0;z-index:70;
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 16px;
  background:rgba(13,21,18,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.top-bar .brand{display:flex;align-items:center;gap:9px;color:#fff}
.top-bar .brand-mark{width:30px;height:30px;font-size:15px;border-radius:10px}
.top-bar .brand-text{font-size:14px;font-weight:700;color:#fff;display:block;line-height:1.3}
.top-bar .brand-sub{font-size:10.5px;color:rgba(255,255,255,.5);display:block;line-height:1.3}
.menu-btn{
  width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:transparent;color:#fff;font-size:17px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .2s ease;
}
.menu-btn:hover{background:rgba(255,255,255,.1)}
.drawer{
  position:fixed;inset:56px 0 auto 0;z-index:65;
  background:var(--ink-900);
  padding:8px 0 20px;
  transform:translateY(-12px);
  opacity:0;visibility:hidden;
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
  box-shadow:0 24px 40px -20px rgba(0,0,0,.6);
}
body.drawer-open .drawer{opacity:1;visibility:visible;transform:translateY(0)}
.drawer a{
  display:flex;align-items:center;gap:12px;
  height:48px;padding:0 20px;
  color:rgba(255,255,255,.82);font-size:16px;
}
.drawer a i{color:var(--accent-500);width:20px;text-align:center}
.drawer a.active{background:rgba(15,169,127,.2);color:#fff;font-weight:600}
.drawer a:hover{background:rgba(255,255,255,.07);color:#fff}

/* ============ 通用组件 ============ */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:600;
  background:var(--brand-050);color:var(--brand-700);
  border:1px solid rgba(15,169,127,.18);
}
.pill.accent{background:rgba(201,242,77,.28);color:#4A5D0A;border-color:rgba(201,242,77,.6)}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:0;
  background:var(--grad);color:#08130F;font-weight:700;font-size:15px;
  box-shadow:0 10px 24px -12px rgba(15,169,127,.95);
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-grad:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);color:#08130F;filter:brightness(1.03)}
.btn-grad:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink-700);
  font-weight:600;font-size:15px;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-1)}
.btn-block{width:100%;padding:12px 18px;font-size:14.5px}
.section{padding:64px 0}
.section-head{max-width:820px;margin-bottom:32px}
.section-head h2{margin:12px 0 10px}
.section-head p{color:var(--ink-500);font-size:16px}
.sec-dark{background:var(--ink-900);color:rgba(255,255,255,.82)}
.sec-dark h2,.sec-dark h3{color:#fff}
.sec-dark .section-head p{color:rgba(255,255,255,.62)}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:18px 0 0;font-size:13.5px;color:var(--ink-500);
}
.crumb a{color:var(--ink-500)}
.crumb a:hover{color:var(--brand-700)}
.crumb i{font-size:10px;color:#A9B8B0}
.crumb .cur{color:var(--ink-700);font-weight:600}

/* ============ Hero ============ */
.hero{padding:26px 0 0}
.hero-bar{
  display:block;height:6px;width:100%;max-width:340px;
  border-radius:999px;background:var(--grad);margin-bottom:22px;
}
.hero h1{margin:16px 0 16px;max-width:20ch}
.hero-sub{font-size:17px;color:var(--ink-500);max-width:760px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:24px;
  padding-top:20px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--ink-500);
}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta i{color:var(--brand-600)}

/* ============ 步骤条 ============ */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  counter-reset:step;
}
.step{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 22px 22px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(15,169,127,.35)}
.step::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--grad);border-radius:0 0 4px 4px;
}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--brand-050);color:var(--brand-700);
  font-weight:800;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--ink-500);line-height:1.75}

/* ============ 大卡两列网格 ============ */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.big-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 26px 24px;
  box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.big-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(15,169,127,.3)}
.big-card h3{display:flex;align-items:center;gap:10px;font-size:20px}
.big-card h3 i{color:var(--brand-600)}
.big-card p{font-size:15.5px;color:var(--ink-500)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}
.tag{
  display:inline-flex;align-items:center;gap:5px;
  padding:4px 11px;border-radius:999px;font-size:12.5px;
  background:var(--bg-000);border:1px solid var(--line);color:var(--ink-500);
}

/* ============ 数据条 ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
  position:relative;overflow:hidden;
  background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:22px 20px 20px;
  box-shadow:var(--shadow-1);
}
.stat::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad)}
.stat b{display:block;font-size:32px;font-weight:800;color:var(--brand-700);line-height:1.1;font-variant-numeric:tabular-nums}
.stat b small{font-size:15px;font-weight:700;margin-left:2px}
.stat span{display:block;margin-top:8px;font-size:13px;color:var(--ink-500)}

/* ============ 图文块 ============ */
.split{display:grid;grid-template-columns:5fr 7fr;gap:34px;align-items:center}
.split.rev{grid-template-columns:7fr 5fr}
.split.rev .split-media{order:2}
.split-media{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);background:#fff;
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-body h3{margin-bottom:12px;font-size:22px}
.split-body p{color:var(--ink-500);font-size:16px;margin-bottom:14px}
.check-list{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-700)}
.check-list i{color:var(--brand-600);margin-top:6px;font-size:13px}

/* ============ 列表块 ============ */
.info-list{border-top:1px solid var(--line)}
.info-item{
  display:flex;align-items:center;gap:18px;
  padding:20px 12px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.info-item:hover{background:var(--brand-050)}
.info-item:hover .go{transform:translateX(4px)}
.info-thumb{
  flex:0 0 88px;width:88px;height:66px;border-radius:12px;overflow:hidden;
  background:var(--brand-050);
}
.info-thumb img{width:100%;height:100%;object-fit:cover}
.info-txt{flex:1;min-width:0}
.info-txt h3{font-size:16.5px;font-weight:600;margin-bottom:4px}
.info-txt p{font-size:14px;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.go{color:var(--brand-600);transition:transform .2s ease}

/* ============ 表单 ============ */
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:13.5px;font-weight:600;color:var(--ink-700)}
.form-control,.form-select{
  border-radius:14px;border:1px solid var(--line);
  padding:12px 14px;font-size:14.5px;color:var(--ink-700);
  background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-control:focus,.form-select:focus{
  border-color:var(--brand-600);
  box-shadow:0 0 0 4px var(--brand-050);
  outline:none;
}
.form-hint{font-size:12.5px;color:var(--ink-500);margin-top:12px}

/* ============ FAQ ============ */
.accordion-item{
  border:1px solid var(--line)!important;
  border-radius:var(--r-md)!important;
  background:#fff;margin-bottom:12px;overflow:hidden;
  box-shadow:var(--shadow-1);
}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--ink-900);
  padding:17px 20px;background:#fff;line-height:1.5;
}
.accordion-button:not(.collapsed){color:var(--brand-700);background:var(--brand-050);box-shadow:none}
.accordion-button:focus{box-shadow:0 0 0 3px var(--accent-500);border:0}
.accordion-button::after{
  background-image:none;
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;font-size:14px;color:var(--brand-600);
  transition:transform .2s ease;
}
.accordion-button:not(.collapsed)::after{content:"\f068";transform:none}
.accordion-body{font-size:15px;line-height:1.85;color:var(--ink-500);padding:4px 20px 20px}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);
  border-radius:26px;
  padding:44px 40px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,169,127,.42),transparent 68%);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,30px);margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.64);font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}

/* ============ 页脚 ============ */
.site-foot{background:var(--ink-900);color:rgba(255,255,255,.66);margin-top:64px;padding:56px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:14px}
.site-foot p{font-size:14px;line-height:1.8;margin-bottom:10px;color:rgba(255,255,255,.6)}
.site-foot h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.site-foot ul li{margin-bottom:10px}
.site-foot ul a{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.66);font-size:14px;transition:color .2s ease,transform .2s ease}
.site-foot ul a:hover{color:var(--accent-500);transform:translateX(3px)}
.site-foot ul a i{font-size:10px;color:var(--brand-600)}
.foot-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.66)}
.foot-contact i{color:var(--accent-500);margin-top:5px;font-size:13px}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:36px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(255,255,255,.45);
}

/* ============ 响应式 ============ */
@media (min-width:1200px){
  .side-nav{display:flex}
  .top-bar{display:none}
  .page{margin-left:232px}
  .drawer{display:none}
}
@media (max-width:1199.98px){
  .side-nav{display:none}
  .wrap{padding:0 20px}
}
@media (max-width:991.98px){
  .section{padding:52px 0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .split,.split.rev{grid-template-columns:1fr;gap:22px}
  .split.rev .split-media{order:0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px}
  .cta-band{padding:34px 26px}
}
@media (max-width:767.98px){
  body{font-size:16px;line-height:1.8}
  .section{padding:44px 0}
  .grid-2{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .info-item{gap:14px;padding:16px 8px}
  .info-thumb{flex-basis:72px;width:72px;height:56px}
  .site-foot{padding:44px 0 22px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .steps{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  h1{font-size:clamp(27px,7.6vw,34px)}
  .hero-actions .btn-grad,.hero-actions .btn-ghost{width:100%}
  .cta-actions .btn-grad,.cta-actions .btn-ghost{width:100%}
  .big-card,.form-card,.step{padding:20px 18px}
}

/* roulang page: category2 */
:root{
  --brand-600:#0FA97F;
  --brand-700:#0B8A68;
  --brand-050:#E8F7F1;
  --accent-500:#C9F24D;
  --accent-600:#FF6A2B;
  --ink-900:#0D1512;
  --ink-800:#13201B;
  --ink-700:#2A3A34;
  --ink-500:#5C6E66;
  --bg-000:#F6F8F5;
  --card:#FFFFFF;
  --line:#E4EAE3;
  --grad:linear-gradient(135deg,#0FA97F 0%,#C9F24D 100%);
  --shadow-1:0 1px 2px rgba(13,21,18,.06),0 8px 24px -12px rgba(13,21,18,.14);
  --shadow-2:0 2px 6px rgba(13,21,18,.08),0 18px 40px -18px rgba(13,21,18,.22);
  --r-lg:22px;
  --r-md:16px;
  --r-sm:12px;
  --side-w:96px;
  --bs-primary:#0FA97F;
  --bs-primary-rgb:15,169,127;
  --bs-body-bg:#F6F8F5;
  --bs-body-color:#2A3A34;
  --bs-border-color:#E4EAE3;
  --bs-link-color:#0B8A68;
  --bs-link-hover-color:#0FA97F;
  --bs-border-radius:16px;
}
@media (min-width:1400px){ :root{ --side-w:232px; } }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-000);
  color:var(--ink-700);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-600)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:0;font-weight:700}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15}
h2{font-size:clamp(23px,2.6vw,32px);line-height:1.25}
h3{font-size:clamp(19px,1.6vw,21px);line-height:1.4;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--accent-500);outline-offset:2px}

.wrap{max-width:1180px;margin:0 auto;padding:0 24px}

/* ============ 左侧竖向导航 ============ */
.side-nav{display:none}
@media (min-width:1200px){
  body{padding-left:var(--side-w)}
  .side-nav{
    display:flex;flex-direction:column;gap:8px;
    position:fixed;top:0;left:0;bottom:0;width:var(--side-w);
    background:#fff;border-right:1px solid var(--line);
    padding:18px 10px;z-index:60;overflow-y:auto;
  }
}
.side-brand{
  display:flex;flex-direction:column;align-items:center;gap:8px;
  padding:4px 0 16px;border-bottom:1px solid var(--line);
  color:var(--ink-900);text-decoration:none;
}
.side-brand:hover{color:var(--ink-900)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;flex:none;
  background:var(--grad);color:#08150F;font-weight:800;font-size:18px;line-height:1;
}
.brand-text{font-size:11.5px;font-weight:700;line-height:1.3;text-align:center;letter-spacing:0}
.brand-sub{display:none}
.side-links{display:flex;flex-direction:column;gap:6px;margin-top:12px}
.side-link{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:12px 6px;border-radius:14px;color:var(--ink-500);
  font-size:11.5px;line-height:1.3;text-align:center;text-decoration:none;
  transition:background .2s ease,color .2s ease;
}
.side-link i{font-size:18px;transition:transform .2s ease}
.side-link span{max-width:66px;word-break:break-word}
.side-link:hover{background:var(--brand-050);color:var(--brand-700)}
.side-link:hover i{transform:translateX(4px)}
.side-link.active{background:var(--brand-050);color:var(--brand-700);font-weight:600}
.side-link.active::before{
  content:"";position:absolute;left:-10px;top:50%;transform:translateY(-50%);
  width:3px;height:26px;border-radius:0 4px 4px 0;background:var(--grad);
}
.side-foot{margin-top:auto;padding-top:16px}
.side-cta{width:100%;justify-content:center;font-size:12px;padding:10px 8px;text-align:center}
@media (min-width:1400px){
  .side-nav{padding:20px 14px}
  .side-brand{flex-direction:row;align-items:center;gap:12px;padding:6px 6px 16px}
  .brand-text{font-size:15px;text-align:left}
  .brand-sub{display:block;font-size:11.5px;font-weight:400;color:var(--ink-500);line-height:1.4}
  .side-link{flex-direction:row;gap:12px;justify-content:flex-start;padding:11px 14px;font-size:14.5px;text-align:left}
  .side-link span{max-width:none}
  .side-link.active::before{left:-14px}
  .side-cta{font-size:14.5px;padding:12px 16px}
}

/* ============ 顶部导航（移动端） ============ */
.top-bar{
  position:sticky;top:0;z-index:70;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  height:56px;padding:0 14px;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
@media (min-width:1200px){ .top-bar{display:none} }
.top-bar .brand{display:flex;align-items:center;gap:10px;min-width:0;color:var(--ink-900)}
.top-bar .brand:hover{color:var(--ink-900)}
.top-bar .brand-text{font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block}
.menu-btn{
  width:40px;height:40px;flex:none;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink-700);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:16px;transition:background .2s,border-color .2s,color .2s;
}
.menu-btn:hover{background:var(--brand-050);border-color:var(--brand-600);color:var(--brand-700)}

/* 抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--ink-900);color:#fff;
  display:flex;flex-direction:column;padding:16px 18px 24px;
  transform:translateX(100%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  visibility:hidden;
}
.drawer.open{transform:translateX(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:56px}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:transparent;color:#fff;font-size:18px;cursor:pointer;transition:background .2s;
}
.drawer-close:hover{background:rgba(255,255,255,.1)}
.drawer-links{display:flex;flex-direction:column;margin:18px 0;flex:1}
.drawer-links a{
  height:48px;display:flex;align-items:center;color:#E7EFEA;font-size:17px;font-weight:500;
  border-bottom:1px solid rgba(255,255,255,.09);transition:color .2s,padding-left .2s;
}
.drawer-links a:hover,.drawer-links a.active{color:var(--accent-500);padding-left:6px}
.drawer-cta{justify-content:center}

/* ============ 通用按钮 / 徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;padding:12px 24px;font-size:15.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-grad{background:var(--grad);color:#08150F;box-shadow:var(--shadow-1)}
.btn-grad:hover{color:#08150F;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-700)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-1)}
.btn:active{transform:translateY(0)}
.pill{
  display:inline-flex;align-items:center;gap:6px;border-radius:999px;
  padding:5px 14px;font-size:13px;font-weight:600;line-height:1.6;
  background:var(--brand-050);color:var(--brand-700);
}
.pill-accent{background:var(--accent-500);color:#1B2A00}
.tag{
  display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.02em;
  color:var(--brand-700);background:var(--brand-050);
  border-radius:999px;padding:4px 12px;
}

/* ============ Hero ============ */
.cat-hero{padding:30px 0 6px}
.hero-card{
  position:relative;overflow:hidden;background:#fff;
  border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:1.45fr 1fr;
}
.hero-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad);z-index:2;
}
.hero-body{padding:38px 34px 36px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-500);margin-bottom:16px}
.crumbs a{color:var(--ink-500)}
.crumbs a:hover{color:var(--brand-700)}
.crumbs i{font-size:10px;color:#A9BAB2}
.hero-body h1{margin:14px 0 16px}
.hero-lead{font-size:16.5px;line-height:1.85;color:var(--ink-500);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-figure{position:relative;min-height:100%}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.2) 45%,rgba(13,21,18,.28) 100%);
}
.hero-badge{
  position:absolute;top:16px;right:16px;z-index:3;
  background:rgba(13,21,18,.72);color:#fff;border-radius:999px;
  padding:6px 14px;font-size:12.5px;font-weight:600;backdrop-filter:blur(6px);
}

/* ============ 板块通用 ============ */
.section{padding:64px 0}
.section-tight{padding:44px 0 0}
.section-dark{
  background:var(--ink-900);
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  background-blend-mode:soft-light;
  color:#C7D5CE;border-radius:28px;padding:56px 40px;
}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{margin-bottom:12px}
.sec-head p{color:var(--ink-500);font-size:16.5px}
.section-dark .sec-head h2{color:#fff}
.section-dark .sec-head p{color:#9FB4AA}

/* ============ 数据徽章条 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
  position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:18px;padding:22px 20px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.stat-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.stat-num{
  font-size:32px;font-weight:700;color:var(--brand-700);line-height:1.1;
  font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:4px;
}
.stat-num em{font-size:15px;font-style:normal;color:var(--ink-500);font-weight:600}
.stat-label{font-size:13px;color:var(--ink-500);margin-top:8px;line-height:1.6}

/* ============ 交替图文行 ============ */
.feature-list{display:flex;flex-direction:column;gap:56px}
.feature-row{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center}
.feature-row:nth-child(even){grid-template-columns:7fr 5fr}
.feature-row:nth-child(even) .feature-media{order:2}
.feature-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:20px;box-shadow:var(--shadow-1);
  border:1px solid var(--line);
}
.feature-copy h3{margin:12px 0 12px}
.feature-copy > p{color:var(--ink-500);max-width:680px}
.check-list{margin-top:16px;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;font-size:15.5px;color:var(--ink-500);line-height:1.7}
.check-list i{color:var(--brand-600);font-size:12px;margin-top:8px;flex:none}

/* ============ 设置卡 ============ */
.setup-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.setup-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease;
}
.setup-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.setup-icon{
  width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-050);color:var(--brand-700);font-size:18px;margin-bottom:14px;
}
.setup-card h3{margin-bottom:10px}
.setup-card p{font-size:15.5px;color:var(--ink-500)}

/* ============ 汇总卡 ============ */
.sum-card{
  position:relative;overflow:hidden;border-radius:24px;
  background:var(--ink-900);color:#D7E4DD;
  padding:40px;display:grid;grid-template-columns:1fr 1fr;gap:36px;
  box-shadow:var(--shadow-2);
}
.sum-card::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;opacity:.14;
}
.sum-card > *{position:relative;z-index:1}
.sum-card h2{color:#fff;margin-bottom:12px}
.sum-card p{color:#9FB4AA;font-size:15.5px;max-width:520px}
.sum-list{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px;margin-top:22px}
.sum-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#CFDDD6;line-height:1.7}
.sum-list i{color:var(--accent-500);font-size:12px;margin-top:8px;flex:none}
.sum-cta{display:flex;flex-direction:column;justify-content:center;gap:14px}
.sum-cta .btn{width:100%;max-width:280px}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .2s ease;
}
.faq details[open]{border-color:#CFEADD}
.faq summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 22px;cursor:pointer;
  font-size:16.5px;font-weight:600;color:var(--ink-900);
  transition:background .2s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:var(--brand-050)}
.faq summary::after{
  content:"+";font-size:22px;font-weight:500;color:var(--brand-600);line-height:1;flex:none;
}
.faq details[open] summary::after{content:"−"}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-500);max-width:900px}

/* ============ 底部 CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;padding:36px;
  background:var(--brand-050);border:1px solid #CFEADD;
  display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;
}
.cta-band::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad)}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:var(--ink-500);font-size:16px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.site-foot{
  margin-top:80px;background:var(--ink-900);color:#C7D5CE;
  padding:56px 0 28px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:14px}
.site-foot p{font-size:14.5px;color:#9FB4AA;line-height:1.85;margin-bottom:12px;max-width:380px}
.site-foot h4{color:#fff;font-size:16px;margin:0 0 16px}
.site-foot ul{display:grid;gap:10px}
.site-foot ul a{color:#C7D5CE;font-size:14.5px}
.site-foot ul a:hover{color:var(--accent-500)}
.site-foot ul a i{font-size:10px;color:var(--brand-600);margin-right:6px}
.foot-contact li{display:flex;gap:8px;align-items:flex-start;font-size:14.5px;color:#C7D5CE;line-height:1.7}
.foot-contact i{color:var(--brand-600);font-size:13px;margin-top:7px;flex:none}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#8FA69C;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero-card{grid-template-columns:1fr}
  .hero-figure{display:none}
  .hero-body{padding:32px 26px 30px}
}
@media (max-width:991px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .setup-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .sum-card{grid-template-columns:1fr;padding:32px 26px}
  .sum-list{grid-template-columns:1fr 1fr}
  .section{padding:52px 0}
  .section-dark{padding:44px 24px}
}
@media (max-width:767px){
  body{font-size:16px}
  .feature-row,
  .feature-row:nth-child(even){grid-template-columns:1fr;gap:22px}
  .feature-row:nth-child(even) .feature-media{order:0}
  .feature-list{gap:44px}
  .setup-grid{grid-template-columns:1fr}
  .section{padding:44px 0}
  .cta-band{padding:28px 22px}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn{flex:1 1 auto;justify-content:center}
}
@media (max-width:575px){
  .wrap{padding:0 16px}
  .hero-body{padding:26px 18px 26px}
  .stat-grid{grid-template-columns:1fr}
  .sum-list{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .stat-num{font-size:28px}
  .faq summary{padding:14px 16px;font-size:15.5px}
  .faq-body{padding:0 16px 18px}
}

/* roulang page: category3 */
:root{
  --brand-600:#0FA97F;
  --brand-700:#0B8A68;
  --brand-050:#E8F7F1;
  --accent-500:#C9F24D;
  --accent-600:#FF6A2B;
  --ink-900:#0D1512;
  --ink-800:#13201B;
  --ink-700:#2A3A34;
  --ink-500:#5C6E66;
  --bg-000:#F6F8F5;
  --card:#FFFFFF;
  --line:#E4EAE3;
  --grad:linear-gradient(135deg,var(--brand-600),var(--accent-500));
  --shadow-1:0 1px 2px rgba(13,21,18,.06),0 8px 24px -12px rgba(13,21,18,.14);
  --shadow-2:0 2px 6px rgba(13,21,18,.08),0 18px 34px -16px rgba(13,21,18,.22);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-000);
  color:var(--ink-700);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-600);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:0;line-height:1.28;font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--accent-500);outline-offset:2px;border-radius:6px;}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* 布局骨架 */
.app{display:flex;min-height:100vh;align-items:flex-start;}
.app-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;min-height:100vh;}

/* 左侧竖向导航 */
.side-nav{display:none;}
@media (min-width:1200px){
  .side-nav{
    display:flex;flex-direction:column;gap:20px;
    width:96px;flex:0 0 96px;height:100vh;position:sticky;top:0;
    background:#fff;border-right:1px solid var(--line);
    padding:20px 8px;overflow-y:auto;
  }
  .top-bar{display:none !important;}
  .drawer{display:none !important;}
}
@media (min-width:1400px){
  .side-nav{width:232px;flex:0 0 232px;padding:24px 16px;gap:24px;}
}
.side-brand{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;}
@media (min-width:1400px){
  .side-brand{flex-direction:row;text-align:left;align-items:center;gap:12px;}
}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:var(--grad);color:#0D1512;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:20px;letter-spacing:0;
}
.side-brand-text{display:none;}
@media (min-width:1400px){.side-brand-text{display:block;}}
.brand-text{display:block;font-size:15px;font-weight:700;color:var(--ink-900);line-height:1.35;}
.brand-sub{display:block;font-size:12px;color:var(--ink-500);line-height:1.5;}
.side-menu{display:flex;flex-direction:column;gap:6px;}
.side-item{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:8px;
  padding:12px 6px;border-radius:var(--r-md);
  color:var(--ink-500);font-size:13px;line-height:1.4;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.side-item i{font-size:17px;transition:transform .2s ease;}
.side-item:hover,.side-item:focus-visible{background:var(--brand-050);color:var(--brand-700);}
.side-item:hover i{transform:translateX(4px);}
.side-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:600;}
.side-item.is-active::before{
  content:"";position:absolute;left:-8px;top:10px;bottom:10px;width:3px;
  border-radius:0 3px 3px 0;background:var(--grad);
}
.side-item .nav-mini{writing-mode:vertical-rl;letter-spacing:.12em;font-size:12px;}
.side-item .nav-full{display:none;}
@media (min-width:1400px){
  .side-item{flex-direction:row;align-items:center;gap:12px;padding:12px 14px;font-size:14.5px;}
  .side-item.is-active::before{left:-16px;top:8px;bottom:8px;}
  .side-item .nav-mini{display:none;}
  .side-item .nav-full{display:inline;}
}
.side-cta{
  margin-top:auto;display:block;text-align:center;
  background:var(--grad);color:#0D1512;font-weight:700;font-size:13px;
  padding:12px 8px;border-radius:999px;line-height:1.4;
  transition:transform .2s ease,box-shadow .2s ease;
}
@media (min-width:1400px){.side-cta{font-size:14.5px;padding:13px 16px;}}
.side-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);color:#0D1512;}

/* 移动端顶部导航 */
.top-bar{
  position:sticky;top:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 16px;background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand .brand-mark{width:34px;height:34px;flex-basis:34px;border-radius:11px;font-size:16px;}
.brand .brand-text{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand .brand-sub{display:none;}
.menu-btn{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink-700);font-size:17px;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease,color .2s ease;
}
.menu-btn:hover{background:var(--brand-050);color:var(--brand-700);}
.drawer{
  position:fixed;inset:56px 0 0 0;z-index:55;
  background:var(--ink-900);transform:translateY(-8px);
  opacity:0;pointer-events:none;transition:opacity .22s ease,transform .22s ease;
  padding:16px 20px 32px;overflow-y:auto;
}
.drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto;}
.drawer a{
  display:flex;align-items:center;gap:12px;
  min-height:48px;padding:10px 4px;color:#fff;font-size:16.5px;
  border-bottom:1px solid rgba(255,255,255,.09);
}
.drawer a i{color:var(--accent-500);font-size:15px;}
.drawer a.is-active{color:var(--accent-500);font-weight:600;}
.drawer .drawer-cta{
  margin-top:20px;justify-content:center;border-bottom:none;
  background:var(--grad);color:#0D1512;font-weight:700;border-radius:999px;
}

/* 通用板块 */
.section{padding:72px 0;}
@media (max-width:991px){.section{padding:52px 0;}}
@media (max-width:575px){.section{padding:44px 0;}}
.sec-head{max-width:820px;margin-bottom:32px;}
.sec-head h2{font-size:clamp(24px,2.6vw,32px);}
.sec-sub{margin-top:12px;color:var(--ink-500);font-size:16px;line-height:1.85;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand-700);
  background:var(--brand-050);border-radius:999px;padding:6px 14px;margin-bottom:14px;
}

/* 首屏 */
.page-hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(135deg,rgba(13,21,18,.92),rgba(19,32,27,.86)),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  color:#fff;padding:64px 0 72px;
}
@media (max-width:767px){.page-hero{padding:40px 0 48px;}}
.page-hero .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:22px;flex-wrap:wrap;}
.page-hero .crumb a{color:rgba(255,255,255,.82);}
.page-hero .crumb a:hover{color:var(--accent-500);}
.page-hero .crumb i{font-size:11px;}
.page-hero h1{color:#fff;font-size:clamp(28px,4vw,46px);line-height:1.16;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:44px;align-items:center;}
@media (max-width:991px){.hero-grid{grid-template-columns:1fr;gap:28px;}}
.hero-copy .pill{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(201,242,77,.14);border:1px solid rgba(201,242,77,.5);
  color:var(--accent-500);font-size:13px;font-weight:600;
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.hero-copy p{margin-top:18px;color:rgba(255,255,255,.84);font-size:16.5px;max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.btn-main{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--grad);color:#0D1512;font-weight:700;font-size:15.5px;
  padding:13px 26px;border-radius:999px;border:none;
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-main:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);color:#0D1512;}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(255,255,255,.06);color:#fff;font-weight:600;font-size:15.5px;
  padding:12px 24px;border-radius:999px;border:1px solid rgba(255,255,255,.32);
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:rgba(201,242,77,.12);border-color:var(--accent-500);color:#fff;transform:translateY(-2px);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags li{
  font-size:13px;color:rgba(255,255,255,.78);
  border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:5px 14px;
}
.hero-figure{margin:0;justify-self:center;max-width:380px;width:100%;}
.hero-figure img{
  width:100%;aspect-ratio:9/16;object-fit:cover;
  border-radius:var(--r-lg);border:2px solid transparent;
  background:linear-gradient(#0D1512,#0D1512) padding-box,var(--grad) border-box;
  box-shadow:var(--shadow-2);
}

/* 数据徽章条 */
.stat-bar{padding:0 0 8px;margin-top:-36px;position:relative;z-index:2;}
@media (max-width:767px){.stat-bar{margin-top:0;padding-top:28px;}}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
@media (max-width:991px){.stat-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:575px){.stat-grid{grid-template-columns:1fr;}}
.stat-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:22px 20px 20px;box-shadow:var(--shadow-1);
  overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;
}
.stat-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad);}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.stat-num{
  display:block;font-size:32px;font-weight:700;color:var(--brand-700);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.stat-label{display:block;margin-top:8px;font-size:13px;color:var(--ink-500);}

/* 移动端横滑目录 */
.m-toc{
  display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:10px;margin-bottom:22px;-webkit-overflow-scrolling:touch;
}
.m-toc::-webkit-scrollbar{height:0;}
.m-toc a{
  flex:0 0 auto;scroll-snap-align:start;
  font-size:13.5px;font-weight:600;color:var(--ink-700);
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;white-space:nowrap;transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.m-toc a:hover,.m-toc a:focus-visible{background:var(--brand-050);color:var(--brand-700);border-color:var(--brand-050);}
@media (min-width:1200px){.m-toc{display:none;}}

/* 信息流 + 目录 */
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 264px;gap:40px;align-items:start;}
@media (max-width:1199px){.news-layout{grid-template-columns:1fr;gap:0;}}
.toc{display:none;}
@media (min-width:1200px){
  .toc{display:block;position:sticky;top:32px;}
}
.toc h3{font-size:15px;color:var(--ink-900);margin-bottom:14px;}
.toc ul{display:flex;flex-direction:column;gap:2px;}
.toc a{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:var(--ink-500);padding:9px 12px;border-radius:var(--r-sm);
  border-left:2px solid transparent;transition:all .2s ease;
}
.toc a:hover,.toc a:focus-visible{background:var(--brand-050);color:var(--brand-700);border-left-color:var(--brand-600);}
.toc a span{font-variant-numeric:tabular-nums;font-size:12px;color:var(--brand-600);font-weight:700;}

.feed-list{display:flex;flex-direction:column;gap:16px;}
.feed-item{
  display:grid;grid-template-columns:174px minmax(0,1fr);gap:20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:18px;box-shadow:var(--shadow-1);scroll-margin-top:86px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feed-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--brand-050);}
@media (max-width:575px){
  .feed-item{grid-template-columns:1fr;gap:14px;padding:16px;}
}
.feed-thumb{margin:0;border-radius:var(--r-md);overflow:hidden;background:var(--brand-050);}
.feed-thumb img{width:100%;height:100%;min-height:118px;aspect-ratio:16/11;object-fit:cover;}
@media (max-width:575px){.feed-thumb img{aspect-ratio:16/9;min-height:0;}}
.feed-body{min-width:0;display:flex;flex-direction:column;}
.feed-body h3{font-size:19px;line-height:1.45;}
.feed-body h3 a{color:var(--ink-900);}
.feed-body h3 a:hover{color:var(--brand-700);}
.feed-body p{margin-top:8px;font-size:15px;color:var(--ink-500);line-height:1.8;max-width:620px;}
.feed-meta{
  margin-top:auto;padding-top:12px;display:flex;align-items:center;gap:14px;
  font-size:13px;color:var(--ink-500);flex-wrap:wrap;
}
.feed-meta .tag{
  background:var(--brand-050);color:var(--brand-700);font-weight:600;
  border-radius:999px;padding:3px 12px;font-size:12.5px;
}
.feed-meta .arrow{margin-left:auto;color:var(--brand-600);transition:transform .2s ease;}
.feed-item:hover .arrow{transform:translateX(4px);}

/* 深色节奏区 */
.dark-band{
  background:
    linear-gradient(135deg,rgba(13,21,18,.95),rgba(19,32,27,.92)),
    url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  color:rgba(255,255,255,.82);
}
.dark-band h2{color:#fff;}
.dark-band .sec-sub{color:rgba(255,255,255,.72);}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px;}
@media (max-width:991px){.steps{grid-template-columns:repeat(2,1fr);}}
@media (max-width:575px){.steps{grid-template-columns:1fr;}}
.step{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-lg);padding:24px 22px;
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--accent-500);background:rgba(201,242,77,.07);}
.step-idx{
  display:inline-block;font-size:13px;font-weight:700;color:var(--accent-500);
  font-variant-numeric:tabular-nums;letter-spacing:.08em;margin-bottom:14px;
}
.step h3{color:#fff;font-size:18.5px;}
.step p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.72);line-height:1.8;}

/* 速查区 */
.quick-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:36px;align-items:start;}
@media (max-width:991px){.quick-grid{grid-template-columns:1fr;gap:26px;}}
.chip-group{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px;}
.chip{
  font-size:14px;color:var(--ink-700);background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover,.chip:focus-visible{background:var(--brand-050);color:var(--brand-700);border-color:var(--brand-050);transform:translateY(-2px);}
.chip.is-hot{background:var(--brand-050);color:var(--brand-700);border-color:transparent;font-weight:600;}
.quick-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.quick-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.quick-card .quick-inner{padding:24px;}
.quick-card h3{font-size:20px;}
.quick-card ul{margin-top:14px;display:flex;flex-direction:column;gap:10px;}
.quick-card li{display:flex;gap:10px;font-size:15px;color:var(--ink-500);line-height:1.75;}
.quick-card li i{color:var(--brand-600);font-size:13px;margin-top:9px;}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:12px;}
.faq .accordion-item{
  border:1px solid var(--line) !important;border-radius:var(--r-md) !important;
  overflow:hidden;background:#fff;box-shadow:var(--shadow-1);
}
.faq .accordion-button{
  min-height:56px;padding:16px 20px;font-size:16.5px;font-weight:600;
  color:var(--ink-900);background:#fff;box-shadow:none !important;
  display:flex;align-items:center;gap:14px;border-radius:0 !important;
}
.faq .accordion-button:not(.collapsed){color:var(--brand-700);background:var(--brand-050);}
.faq .accordion-button::after{
  background-image:none !important;content:"+";
  width:auto;height:auto;margin-left:auto;
  font-size:22px;font-weight:600;line-height:1;color:var(--brand-600);
  transform:none !important;display:flex;align-items:center;justify-content:center;
}
.faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--brand-700);}
.faq .accordion-button:hover{background:var(--brand-050);}
.faq .accordion-body{padding:4px 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-500);background:#fff;}

/* CTA 条 */
.cta-band{padding:0 0 84px;}
@media (max-width:767px){.cta-band{padding-bottom:52px;}}
.cta-box{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:linear-gradient(135deg,var(--brand-600),var(--brand-700));
  padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--shadow-2);
}
@media (max-width:767px){.cta-box{padding:30px 22px;gap:20px;}}
.cta-box::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,242,77,.42),transparent 68%);
}
.cta-box h2{color:#fff;font-size:clamp(22px,2.4vw,28px);position:relative;}
.cta-box p{margin-top:10px;color:rgba(255,255,255,.85);font-size:15.5px;max-width:560px;position:relative;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;}
.cta-actions .btn-main{background:var(--accent-500);color:#0D1512;}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.6);}

/* 页脚 */
.site-foot{background:var(--ink-900);color:rgba(255,255,255,.7);padding:60px 0 26px;margin-top:auto;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
@media (max-width:991px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px;}}
@media (max-width:575px){.foot-grid{grid-template-columns:1fr;}}
.foot-brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:700;color:#fff;margin-bottom:16px;}
.site-foot p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin-bottom:10px;}
.site-foot h4{color:#fff;font-size:15px;margin-bottom:16px;}
.site-foot ul{display:flex;flex-direction:column;gap:10px;}
.site-foot li a{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease,transform .2s ease;}
.site-foot li a i{font-size:10px;color:var(--brand-600);}
.site-foot li a:hover{color:var(--accent-500);transform:translateX(3px);}
.foot-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.66);}
.foot-contact li i{color:var(--brand-600);margin-top:5px;font-size:13px;}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* roulang page: category4 */
:root{
  --brand-600:#0FA97F;
  --brand-700:#0B8A68;
  --brand-050:#E8F7F1;
  --accent-500:#C9F24D;
  --accent-600:#FF6A2B;
  --ink-900:#0D1512;
  --ink-800:#13201B;
  --ink-700:#2A3A34;
  --ink-500:#5C6E66;
  --bg-000:#F6F8F5;
  --line:#E4EAE3;
  --grad:linear-gradient(135deg,var(--brand-600),var(--accent-500));
  --r-lg:22px;
  --r-md:16px;
  --r-sm:13px;
  --shadow-1:0 1px 2px rgba(13,21,18,.06),0 8px 24px -12px rgba(13,21,18,.14);
  --shadow-2:0 2px 8px rgba(13,21,18,.09),0 18px 42px -16px rgba(13,21,18,.24);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --bs-primary:#0FA97F;
  --bs-primary-rgb:15,169,127;
  --bs-body-font-family:var(--font-cn);
  --bs-body-color:#2A3A34;
  --bs-body-bg:#F6F8F5;
  --bs-border-color:#E4EAE3;
  --bs-link-color:#0B8A68;
  --bs-link-hover-color:#0FA97F;
  --bs-border-radius:16px;
}
*,*::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:16.5px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg-000);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-600)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:0;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--accent-500);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 布局骨架 ---------- */
.app-shell{display:flex;min-height:100vh;align-items:stretch}
.content-area{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}

/* ---------- 左侧竖向导航 ---------- */
.side-nav{display:none}
@media (min-width:1200px){
  .side-nav{
    display:flex;flex-direction:column;gap:18px;
    width:96px;flex:0 0 96px;
    position:sticky;top:0;height:100vh;
    padding:22px 12px 20px;
    background:#fff;border-right:1px solid var(--line);
    z-index:1040;
  }
  .top-bar{display:none}
}
@media (min-width:1400px){
  .side-nav{width:232px;flex-basis:232px;padding:24px 16px 22px}
}
.side-brand{display:flex;align-items:center;gap:11px;color:var(--ink-900)}
.side-brand:hover{color:var(--ink-900)}
.brand-mark{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#08231A;
  font-weight:800;font-size:17px;
  display:grid;place-items:center;
}
.side-brand-text{display:flex;flex-direction:column;line-height:1.35;overflow:hidden}
.side-brand-text strong{font-size:15px;font-weight:700;white-space:nowrap}
.side-brand-text em{font-style:normal;font-size:12px;color:var(--ink-500);white-space:nowrap}
@media (max-width:1399px){
  .side-brand-text{display:none}
}
.side-links{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.side-link{
  position:relative;display:flex;align-items:center;gap:12px;
  min-height:46px;padding:8px 10px;border-radius:var(--r-sm);
  color:var(--ink-700);font-size:15px;font-weight:600;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.side-link i{width:20px;text-align:center;font-size:16px;color:var(--brand-700);transition:transform .2s ease}
.side-link:hover{background:var(--brand-050);color:var(--brand-700)}
.side-link:hover i{transform:translateX(4px)}
.side-link.active{background:var(--brand-050);color:var(--brand-700)}
.side-link.active::before{
  content:"";position:absolute;left:-12px;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--grad);
}
@media (max-width:1399px){
  .side-link{justify-content:center;padding:8px 0}
  .side-link span{display:none}
  .side-link.active::before{left:-12px}
}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.side-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 14px;border-radius:999px;
  background:var(--grad);color:#08231A;font-weight:700;font-size:14px;
  box-shadow:var(--shadow-1);transition:transform .18s ease,box-shadow .18s ease;
}
.side-cta:hover{color:#08231A;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.side-cta span{white-space:nowrap}
@media (max-width:1399px){
  .side-cta span{display:none}
  .side-cta{padding:10px 0}
}

/* ---------- 移动端顶部导航 ---------- */
.top-bar{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 16px;
  background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:1050;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);min-width:0}
.brand:hover{color:var(--ink-900)}
.brand-text{display:block;font-size:15px;font-weight:700;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-sub{display:block;font-size:11.5px;color:var(--ink-500);line-height:1.3}
.menu-btn{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink-900);
  display:grid;place-items:center;font-size:17px;
  transition:background .18s ease,border-color .18s ease,transform .18s ease;
}
.menu-btn:hover{background:var(--brand-050);border-color:var(--brand-600)}
.menu-btn:active{transform:scale(.96)}

/* ---------- 抽屉菜单 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);
  background:var(--ink-900);color:#EAF3EE;
  transform:translateX(102%);transition:transform .28s ease;
  z-index:1090;display:flex;flex-direction:column;gap:14px;padding:18px;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-head .brand-mark{background:var(--grad);color:#08231A}
.drawer-title{font-size:15px;font-weight:700;color:#fff;line-height:1.35}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:transparent;color:#EAF3EE;display:grid;place-items:center;font-size:17px;
}
.drawer-close:hover{background:rgba(255,255,255,.1)}
.drawer-links{display:flex;flex-direction:column}
.drawer-links a{
  display:flex;align-items:center;gap:12px;height:48px;
  color:#EAF3EE;font-size:17px;font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.09);
}
.drawer-links a i{width:20px;text-align:center;color:var(--accent-500)}
.drawer-links a:hover{color:var(--accent-500)}
.drawer-links a.active{color:var(--accent-500)}
.drawer-cta{
  margin-top:auto;display:flex;align-items:center;justify-content:center;
  min-height:48px;border-radius:999px;background:var(--grad);color:#08231A;font-weight:700;
}
.drawer-cta:hover{color:#08231A}
.drawer-mask{
  position:fixed;inset:0;background:rgba(13,21,18,.55);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
  z-index:1080;
}
.drawer-mask.show{opacity:1;visibility:visible}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:15.5px;
  padding:13px 26px;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-brand{background:var(--grad);color:#08231A;box-shadow:var(--shadow-1)}
.btn-brand:hover{color:#08231A;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-brand:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--line);box-shadow:var(--shadow-1)}
.btn-ghost:hover{color:var(--brand-700);border-color:var(--brand-600);background:var(--brand-050);transform:translateY(-2px)}
.btn-outline-light-x{background:transparent;color:#EAF3EE;border-color:rgba(255,255,255,.35)}
.btn-outline-light-x:hover{background:rgba(255,255,255,.1);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:14.5px}

/* ---------- 面包屑 / 徽章 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-500);margin-bottom:16px}
.crumb a{color:var(--ink-500)}
.crumb a:hover{color:var(--brand-700)}
.crumb i{font-size:10px;color:#A9B7B0}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--brand-700);
  box-shadow:var(--shadow-1);
}
.pill-accent{background:var(--accent-500);border-color:transparent;color:#12210F}

/* ---------- Hero ---------- */
.hero{position:relative;background:#fff;padding:28px 0 56px;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:44px;align-items:center;padding-top:26px}
.hero h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15;margin:16px 0 18px}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:17px;line-height:1.85;color:var(--ink-500);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:24px;font-size:13.5px;color:var(--ink-500)}
.hero-meta li{display:flex;align-items:center;gap:8px}
.hero-meta i{color:var(--brand-600)}
.hero-figure{margin:0;position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2)}
.hero-figure img{width:100%;height:380px;object-fit:cover}
.hero-figure figcaption{
  position:absolute;left:16px;right:16px;bottom:16px;
  padding:12px 16px;border-radius:14px;
  background:rgba(13,21,18,.72);backdrop-filter:blur(6px);
  color:#EAF3EE;font-size:13.5px;line-height:1.6;
}

/* ---------- 锚点标签组 ---------- */
.jump-bar{
  position:sticky;top:56px;z-index:1030;
  background:rgba(246,248,245,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
@media (min-width:1200px){.jump-bar{top:0}}
.jump-tabs{
  display:flex;gap:10px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding-top:12px;padding-bottom:12px;
  scrollbar-width:none;
}
.jump-tabs::-webkit-scrollbar{display:none}
.jump-tabs a{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:14.5px;font-weight:700;color:var(--ink-700);
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.jump-tabs a i{color:var(--brand-600);font-size:13px}
.jump-tabs a:hover{background:var(--brand-050);border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px)}

/* ---------- 板块 ---------- */
.section{padding:80px 0}
.section-tight{padding:56px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.25;margin-bottom:14px}
.section-head p{color:var(--ink-500);font-size:16.5px}
.tag-line{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-size:13px;font-weight:700;color:var(--brand-700);letter-spacing:.02em}
.tag-line::before{content:"";width:26px;height:3px;border-radius:3px;background:var(--grad)}

/* ---------- 快速自查编号列表 ---------- */
.check-list{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1)}
.check-item{
  display:grid;grid-template-columns:64px 1fr 28px;gap:20px;align-items:center;
  padding:22px 26px;border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.check-item:last-child{border-bottom:0}
.check-item:hover{background:var(--brand-050)}
.check-item:hover .check-arrow{transform:translateX(6px);color:var(--brand-700)}
.check-no{
  width:56px;height:56px;border-radius:16px;
  background:var(--brand-050);color:var(--brand-700);
  display:grid;place-items:center;font-size:18px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.check-item h3{font-size:17.5px;font-weight:700;margin-bottom:4px}
.check-item p{font-size:15px;color:var(--ink-500);line-height:1.75}
.check-arrow{color:#B7C4BD;font-size:15px;transition:transform .2s ease,color .2s ease}

/* ---------- FAQ 折叠面板 ---------- */
.faq-group{margin-bottom:34px}
.faq-group:last-child{margin-bottom:0}
.faq-group-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;margin-bottom:16px}
.faq-group-head h2{font-size:clamp(21px,2.2vw,26px)}
.faq-group-head span{font-size:13.5px;color:var(--ink-500)}
.faq-acc .accordion-item{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  margin-bottom:12px;box-shadow:var(--shadow-1);
}
.faq-acc .accordion-item:last-child{margin-bottom:0}
.faq-acc .accordion-header{margin:0}
.faq-acc .accordion-button{
  width:100%;min-height:56px;
  padding:17px 58px 17px 22px;
  font-size:16.5px;font-weight:600;color:var(--ink-900);
  background:#fff;border:0;box-shadow:none;
  line-height:1.55;text-align:left;
  transition:background .18s ease,color .18s ease;
}
.faq-acc .accordion-button:hover{background:var(--brand-050);color:var(--brand-700)}
.faq-acc .accordion-button:not(.collapsed){background:var(--brand-050);color:var(--brand-700);box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none;border:0}
.faq-acc .accordion-button::after{
  content:"+";
  width:30px;height:30px;border-radius:999px;
  display:grid;place-items:center;
  background:var(--brand-050);color:var(--brand-700);
  font-size:19px;font-weight:700;line-height:1;
  background-image:none;transform:none;
  position:absolute;right:20px;top:50%;margin-top:-15px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  content:"−";background:var(--brand-600);color:#fff;transform:rotate(180deg);
}
.faq-acc .accordion-body{
  padding:0 24px 22px;
  font-size:15px;line-height:1.85;color:var(--ink-500);
  background:#fff;
}
.faq-acc .accordion-body strong{color:var(--ink-700)}
.faq-acc .accordion-collapse{border:0}
.faq-acc .accordion-button:not(.collapsed){border-bottom:1px solid var(--line);border-radius:0}

/* ---------- 图文帮助区 ---------- */
.help-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:44px;align-items:center}
.help-figure{margin:0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2);position:relative}
.help-figure img{width:100%;height:360px;object-fit:cover}
.help-figure span{
  position:absolute;top:16px;left:16px;
  padding:6px 14px;border-radius:999px;
  background:var(--accent-500);color:#12210F;font-size:12.5px;font-weight:700;
}
.help-body h2{font-size:clamp(23px,2.5vw,30px);line-height:1.3;margin-bottom:16px}
.help-body p{color:var(--ink-500);margin-bottom:20px}
.help-points{display:flex;flex-direction:column;gap:14px}
.help-points li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--ink-700)}
.help-points i{
  flex:0 0 auto;width:26px;height:26px;border-radius:9px;
  background:var(--brand-050);color:var(--brand-700);
  display:grid;place-items:center;font-size:12px;margin-top:3px;
}

/* ---------- 数据小条 ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:34px}
.stat-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:18px;padding:22px 20px 20px;overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.stat-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.stat-card b{display:block;font-size:32px;font-weight:700;color:var(--brand-700);line-height:1.2;font-variant-numeric:tabular-nums}
.stat-card span{display:block;margin-top:6px;font-size:13px;color:var(--ink-500);line-height:1.6}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--ink-900);color:#EAF3EE;padding:64px 0}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:32px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(23px,2.5vw,30px);line-height:1.3;margin-bottom:12px}
.cta-inner p{color:#B9C7C0;font-size:16px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.cta-note{margin-top:18px;font-size:13px;color:#8FA199}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink-900);color:#C4D2CB;padding:60px 0 26px;border-top:1px solid rgba(255,255,255,.06)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:34px}
.foot-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.site-foot p{font-size:14px;line-height:1.8;color:#9FB0A9;margin-bottom:12px}
.site-foot h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.site-foot ul li{margin-bottom:10px}
.site-foot ul li a{display:inline-flex;align-items:center;gap:8px;color:#C4D2CB;font-size:14px}
.site-foot ul li a i{font-size:10px;color:var(--accent-500);transition:transform .18s ease}
.site-foot ul li a:hover{color:var(--accent-500)}
.site-foot ul li a:hover i{transform:translateX(3px)}
.foot-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#9FB0A9}
.foot-contact li i{color:var(--brand-600);margin-top:5px}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.09);
  font-size:13px;color:#8496 8F;color:#84968F;
}

/* ---------- 锚点定位偏移 ---------- */
section[id],div[id].faq-group{scroll-margin-top:130px}
@media (min-width:1200px){section[id],div[id].faq-group{scroll-margin-top:80px}}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-figure img{height:320px}
  .help-grid{grid-template-columns:1fr;gap:30px}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.8}
  .wrap{padding:0 18px}
  .hero{padding:18px 0 44px}
  .hero-figure img{height:240px}
  .check-item{grid-template-columns:52px 1fr;gap:16px;padding:18px}
  .check-no{width:48px;height:48px;border-radius:14px;font-size:16px}
  .check-arrow{display:none}
  .help-figure img{height:230px}
  .cta-band{padding:48px 0}
  .section{padding:48px 0}
  .section-head{margin-bottom:28px}
  .faq-acc .accordion-button{font-size:15.5px;padding:16px 52px 16px 18px}
  .faq-acc .accordion-button::after{right:16px}
  .faq-acc .accordion-body{padding:0 18px 20px}
}
@media (max-width:575px){
  .hero h1{font-size:clamp(26px,7.4vw,34px)}
  .brand-sub{display:none}
  .brand-text{max-width:190px}
  .stat-row{grid-template-columns:1fr;gap:14px}
  .foot-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .jump-tabs a{font-size:13.5px;padding:8px 15px}
}