/* roulang page: index */
/* ===== 设计变量 ===== */
:root{
  --teal:#00C6A7;
  --teal-deep:#0B8F7C;
  --lime:#C6F432;
  --accent:#FF5A3C;
  --grad:linear-gradient(120deg,#00C6A7 0%,#3DDC97 45%,#C6F432 100%);
  --ink:#0B1418;
  --mist:#F4F7F6;
  --white:#ffffff;
  --text:#0E1A1D;
  --muted:#5A6C70;
  --line:rgba(0,198,167,.14);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --pill:999px;
  --sh1:0 10px 28px rgba(11,20,24,.06);
  --sh2:0 18px 40px rgba(0,198,167,.18);
  --sec:72px;
}
/* ===== 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);
  background:var(--white);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:-.01em}
p{margin:0 0 12px}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
input,select{font-family:inherit;font-size:16px}
:focus-visible{outline:3px solid rgba(0,198,167,.45);outline-offset:2px;border-radius:8px}
/* Foundation 覆盖 */
.button{border-radius:var(--pill);background-image:var(--grad);color:#06302B;font-weight:700}
.grid-container{padding-left:0;padding-right:0}
.accordion{border:0;background:transparent}
.accordion li{list-style:none}
/* ===== 容器 ===== */
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--sec) 0}
.section--mist{background:var(--mist)}
.section--dark{background:var(--ink);color:#fff}
.section--dark .muted{color:rgba(255,255,255,.72)}
.muted{color:var(--muted)}
.section-head{max-width:780px;margin-bottom:38px}
.section-head h2{font-size:30px;margin-bottom:14px}
.section-head p{color:var(--muted);margin-bottom:0}
.section--dark .section-head p{color:rgba(255,255,255,.72)}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;
  letter-spacing:.1em;color:var(--teal-deep);margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:2px;background-image:var(--grad);border-radius:2px}
.section--dark .eyebrow{color:var(--lime)}
/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 28px;border-radius:var(--pill);
  font-size:16px;font-weight:700;transition:all .25s ease;position:relative;overflow:hidden;
}
.btn-primary{background-image:var(--grad);background-size:170% 100%;background-position:0 0;color:#06302B;box-shadow:0 10px 24px rgba(0,198,167,.28)}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,198,167,.38)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(0,198,167,.14);border-color:var(--teal);transform:translateY(-2px)}
.btn-outline{border:1.5px solid rgba(0,198,167,.55);color:var(--teal-deep);background:transparent}
.btn-outline:hover{background:rgba(0,198,167,.08);transform:translateY(-2px)}
/* ===== 头部导航 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;padding:14px 0;
  background:transparent;transition:background .3s ease,box-shadow .3s ease,padding .3s ease;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background-image:var(--grad);opacity:0;transition:opacity .3s ease;
}
.site-header.is-stuck{background:rgba(11,20,24,.96);padding:10px 0;box-shadow:0 8px 26px rgba(11,20,24,.28)}
.site-header.is-stuck::after{opacity:1}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-logo{display:inline-flex;align-items:center;gap:12px;color:#fff;font-weight:800;font-size:19px;letter-spacing:.01em}
.logo-mark{
  width:40px;height:40px;border-radius:12px;background-image:var(--grad);
  display:grid;place-items:center;color:#06302B;font-size:17px;font-weight:900;
  box-shadow:0 8px 18px rgba(0,198,167,.32);
}
.logo-text{display:flex;align-items:center;gap:8px}
.logo-tag{
  font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--lime);
  border:1px solid rgba(198,244,50,.5);border-radius:6px;padding:1px 6px;line-height:1.5;
}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{
  position:relative;color:rgba(255,255,255,.86);font-size:15px;font-weight:600;
  padding:8px 0;transition:color .2s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background-image:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-links a::before{
  content:"";position:absolute;right:-10px;top:50%;width:6px;height:6px;border-radius:50%;
  background:var(--lime);transform:translateY(-50%) scale(0);transition:transform .25s ease;
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:scaleX(1)}
.nav-links a.is-active{color:#fff}
.nav-links a.is-active::before{transform:translateY(-50%) scale(1)}
.nav-cta{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-cta .btn{min-height:42px;padding:0 22px;font-size:15px}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  border:1.5px solid rgba(0,198,167,.65);align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:.25s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-drawer{
  display:none;position:fixed;top:0;right:0;width:280px;height:100%;z-index:90;
  background:var(--ink);padding:88px 26px 32px;transform:translateX(100%);
  transition:transform .28s ease;box-shadow:-16px 0 40px rgba(11,20,24,.4);
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer a{display:block;color:rgba(255,255,255,.9);font-weight:600;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-drawer .btn{margin-top:22px;width:100%}
.nav-mask{position:fixed;inset:0;background:rgba(11,20,24,.6);z-index:85;opacity:0;visibility:hidden;transition:.28s ease}
.nav-mask.is-open{opacity:1;visibility:visible}
/* ===== Hero ===== */
.hero{position:relative;background:var(--ink);color:#fff;padding:132px 0 0;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.jpg');
  background-size:cover;background-position:center;opacity:.42;
}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(11,20,24,.96) 0%,rgba(11,20,24,.78) 45%,rgba(0,198,167,.36) 100%);
}
.hero-glow{
  position:absolute;width:520px;height:520px;right:-140px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,244,50,.28) 0%,rgba(0,198,167,0) 68%);pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.hero-copy{max-width:640px}
.hero-pill{
  display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:var(--pill);
  background:rgba(0,198,167,.16);border:1px solid rgba(0,198,167,.4);
  font-size:13px;font-weight:700;color:#DFFFF7;margin-bottom:20px;
}
.hero-pill i{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;animation:blink 1.6s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
.hero h1{font-size:44px;line-height:1.22;margin-bottom:18px}
.hero h1 em{font-style:normal;background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:18px;color:rgba(255,255,255,.9);font-weight:600;margin-bottom:16px}
.hero-desc{color:rgba(255,255,255,.78);font-size:16px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.countdown{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:12px 18px;border-radius:var(--r-md);
  background:rgba(11,20,24,.6);border:1px solid rgba(198,244,50,.28);max-width:620px;
}
.countdown .cd-label{font-size:13px;font-weight:700;color:var(--lime);letter-spacing:.04em}
.countdown .cd-num{font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;font-size:18px;font-weight:700;color:#fff}
.countdown .cd-note{font-size:13px;color:rgba(255,255,255,.68)}
.hero-badges{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;align-content:start}
.badge-box{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);
  padding:22px 20px;backdrop-filter:blur(2px);
}
.badge-box .num{
  font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;
  font-size:34px;font-weight:800;line-height:1.1;
  background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.badge-box .num small{font-size:15px;font-weight:700;margin-left:2px;-webkit-text-fill-color:#fff;color:#fff}
.badge-box .cap{font-size:13px;color:rgba(255,255,255,.72);margin-top:6px}
.hero-strip{
  position:relative;z-index:2;margin-top:52px;padding:16px 0;
  border-top:1px solid rgba(255,255,255,.12);
  background:rgba(11,20,24,.55);
}
.strip-track{display:flex;gap:14px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.strip-track::-webkit-scrollbar{display:none}
.strip-item{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--pill);font-size:14px;color:rgba(255,255,255,.86);
  background:rgba(0,198,167,.12);border:1px solid rgba(0,198,167,.28);white-space:nowrap;
}
.strip-item b{color:var(--lime);font-weight:700}
/* ===== 痛点条带 ===== */
.pain-list{display:flex;flex-direction:column;gap:14px}
.pain-card{
  display:flex;align-items:center;gap:20px;padding:22px 26px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh1);transition:.25s ease;
}
.pain-card:nth-child(even){margin-left:44px}
.pain-card:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.pain-icon{
  flex:0 0 48px;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(255,90,60,.1);color:var(--accent);font-weight:800;font-size:18px;
}
.pain-card h3{font-size:18px;margin-bottom:4px}
.pain-card p{margin:0;color:var(--muted);font-size:15px}
/* ===== 解决方案 ===== */
.solution{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.solution-points li{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed rgba(0,198,167,.22)}
.solution-points li:last-child{border-bottom:0}
.point-dot{
  flex:0 0 34px;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background-image:var(--grad);color:#06302B;font-weight:800;font-size:14px;
}
.solution-points h3{font-size:17px;margin-bottom:2px}
.solution-points p{margin:0;color:var(--muted);font-size:15px}
.solution-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh1)}
.solution-media img{width:100%;height:420px;object-fit:cover;transition:transform .4s ease}
.solution-media:hover img{transform:scale(1.03)}
.float-badge{
  position:absolute;left:22px;bottom:22px;background:rgba(11,20,24,.86);color:#fff;
  border-radius:var(--r-md);padding:16px 20px;border:1px solid rgba(0,198,167,.4);
}
.float-badge .fnum{font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-size:26px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums}
.float-badge .fcap{font-size:13px;color:rgba(255,255,255,.76)}
/* ===== 步骤时间轴 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background-image:var(--grad);opacity:.5;border-radius:2px;
}
.step{position:relative;text-align:left;padding-top:0}
.step-node{
  width:52px;height:52px;border-radius:50%;background:#fff;border:2px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  display:grid;place-items:center;font-weight:800;color:var(--teal-deep);
  font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-size:18px;margin-bottom:18px;position:relative;z-index:1;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{color:var(--muted);font-size:15px;margin:0}
/* ===== 数据徽章墙 ===== */
.stat-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.stat-badge{
  padding:26px 22px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line);
  box-shadow:var(--sh1);transition:.25s ease;
}
.stat-badge:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.stat-badge .val{
  font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;
  font-size:36px;font-weight:800;line-height:1.1;
  background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-badge .unit{font-size:14px;color:var(--teal-deep);font-weight:700;margin-left:4px}
.stat-badge .txt{color:var(--muted);font-size:14px;margin-top:8px}
/* ===== 证言 ===== */
.quote-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:24px}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;
  box-shadow:var(--sh1);display:flex;flex-direction:column;gap:18px;justify-content:space-between;
}
.quote-card--tall{grid-row:span 2}
.quote-text{font-size:16px;color:var(--text);margin:0}
.quote-user{display:flex;align-items:center;gap:14px}
.avatar{
  width:46px;height:46px;border-radius:50%;background-image:var(--grad);color:#06302B;
  display:grid;place-items:center;font-weight:800;font-size:16px;
}
.quote-user strong{display:block;font-size:15px}
.quote-user span{font-size:13px;color:var(--muted)}
.quote-mark{font-size:34px;line-height:1;background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:900}
/* ===== 人群标签 ===== */
.tag-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.tag-cell{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;
  transition:.25s ease;
}
.tag-cell:hover{transform:translateY(-3px);box-shadow:var(--sh2);border-color:rgba(0,198,167,.4)}
.pill-tag{
  display:inline-block;padding:5px 14px;border-radius:var(--pill);font-size:13px;font-weight:700;
  background:rgba(0,198,167,.12);color:var(--teal-deep);border:1px solid rgba(0,198,167,.24);margin-bottom:10px;
}
.tag-cell p{margin:0;color:var(--muted);font-size:14px}
/* ===== 横向卡片轨道 ===== */
.rail{display:flex;gap:24px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:rgba(0,198,167,.3);border-radius:3px}
.topic-card{
  flex:0 0 320px;scroll-snap-align:start;background:#fff;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh1);transition:.28s ease;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.topic-media{position:relative;overflow:hidden}
.topic-media img{width:100%;height:180px;object-fit:cover;transition:transform .4s ease}
.topic-card:hover .topic-media img{transform:scale(1.05)}
.corner-tag{
  position:absolute;left:14px;top:14px;padding:4px 12px;border-radius:var(--pill);
  background:rgba(255,90,60,.92);color:#fff;font-size:12px;font-weight:700;
}
.topic-body{padding:20px}
.topic-body h3{font-size:17px;margin-bottom:8px}
.topic-body p{color:var(--muted);font-size:14px;margin:0}
/* ===== 资讯列表 ===== */
.news-list{display:flex;flex-direction:column;gap:16px}
.news-item{
  display:grid;grid-template-columns:200px 1fr;gap:22px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:16px;
  box-shadow:var(--sh1);transition:.25s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.news-item img{width:100%;height:120px;object-fit:cover;border-radius:var(--r-sm)}
.news-item h3{font-size:17px;margin-bottom:6px}
.news-item p{color:var(--muted);font-size:14px;margin:0 0 10px}
.meta-row{display:flex;flex-wrap:wrap;gap:8px}
.meta-badge{
  font-size:12px;font-weight:600;padding:3px 10px;border-radius:8px;
  background:var(--mist);color:var(--muted);border:1px solid rgba(11,20,24,.06);
}
.meta-badge--live{background:rgba(255,90,60,.1);color:var(--accent);border-color:rgba(255,90,60,.22)}
/* ===== 数据看板 ===== */
.metric-board{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh1)}
.metric-row{margin-bottom:24px}
.metric-row:last-child{margin-bottom:0}
.metric-top{display:flex;justify-content:space-between;align-items:baseline;font-weight:700;font-size:15px}
.metric-top b{font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;color:var(--teal-deep)}
.bar{height:12px;border-radius:var(--pill);background:#E6EDEC;overflow:hidden;margin-top:10px}
.bar span{display:block;height:100%;border-radius:var(--pill);background-image:var(--grad)}
.legend{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;padding-top:18px;border-top:1px dashed rgba(0,198,167,.24);font-size:13px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;background-image:var(--grad)}
.legend i.alt{background-image:linear-gradient(120deg,#FF5A3C,#FFA06B)}
/* ===== 榜单 ===== */
.rank-list{display:flex;flex-direction:column;gap:6px}
.rank-row{
  display:grid;grid-template-columns:60px 1fr 160px 96px;align-items:center;gap:18px;
  min-height:64px;padding:0 18px;border-radius:16px;transition:background .22s ease;
  border-bottom:1px solid rgba(11,20,24,.05);
}
.rank-row:hover{background:var(--mist)}
.rank-no{
  font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;
  font-size:26px;font-weight:800;
  background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.rank-name{font-weight:700;font-size:16px}
.rank-bar{height:8px;border-radius:var(--pill);background:#E6EDEC;overflow:hidden}
.rank-bar span{display:block;height:100%;background-image:var(--grad);border-radius:var(--pill)}
.rank-row .meta-badge{justify-self:start}
/* ===== 表格 ===== */
.spec-wrap{overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--line);background:#fff;box-shadow:var(--sh1)}
.spec-table th{
  background-image:var(--grad);color:#06302B;font-size:15px;font-weight:800;
  text-align:left;padding:16px 22px;white-space:nowrap;
}
.spec-table td{padding:16px 22px;font-size:15px;color:var(--text);border-bottom:1px solid rgba(11,20,24,.06)}
.spec-table tbody tr:nth-child(even){background:var(--mist)}
.spec-table tbody tr:last-child td{border-bottom:0}
/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh1);overflow:hidden}
.faq-q{
  width:100%;min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:14px 22px;font-size:17px;font-weight:700;color:var(--text);text-align:left;
}
.faq-icon{
  flex:0 0 30px;width:30px;height:30px;border-radius:50%;background-image:var(--grad);
  position:relative;transition:transform .25s ease;display:grid;place-items:center;
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:#06302B;border-radius:2px}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px;transition:transform .25s ease}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-item.is-open .faq-icon::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 22px 20px;color:var(--muted);font-size:15px}
/* ===== 须知条 ===== */
.notice-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.notice-item{
  display:flex;gap:16px;padding:22px;border-radius:var(--r-md);background:#fff;
  border:1px solid var(--line);box-shadow:var(--sh1);
}
.notice-icon{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;background:rgba(0,198,167,.12);
  color:var(--teal-deep);display:grid;place-items:center;font-weight:800;
}
.notice-item h3{font-size:16px;margin-bottom:4px}
.notice-item p{margin:0;color:var(--muted);font-size:14px}
/* ===== 底部 CTA ===== */
.cta-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;padding:60px 48px;
  color:#fff;box-shadow:0 24px 50px rgba(11,20,24,.22);
}
.cta-card .cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-4.jpg');background-size:cover;background-position:center}
.cta-card .cta-mask{position:absolute;inset:0;background:linear-gradient(115deg,rgba(11,20,24,.94) 0%,rgba(0,143,124,.82) 60%,rgba(198,244,50,.5) 100%)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center}
.cta-inner h2{font-size:30px;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.84);margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);position:relative;padding-top:56px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background-image:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-brand{display:inline-flex;align-items:center;gap:12px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.site-footer li{margin-bottom:10px;font-size:14px}
.site-footer a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;color:rgba(255,255,255,.6);
}
/* ===== 响应式 ===== */
@media screen and (max-width:1024px){
  :root{--sec:56px}
  .hero h1{font-size:36px}
  .solution{grid-template-columns:1fr;gap:32px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .steps::before{display:none}
  .stat-wall{grid-template-columns:repeat(2,1fr)}
  .tag-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr}
  .quote-card--tall{grid-row:auto}
  .notice-list{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .news-item{grid-template-columns:160px 1fr}
}
@media screen and (max-width:900px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-drawer{display:block}
}
@media screen and (max-width:640px){
  :root{--sec:40px}
  .wrap{padding:0 18px}
  .hero{padding-top:112px}
  .hero h1{font-size:29px}
  .hero-sub{font-size:16px}
  .hero-badges{grid-template-columns:1fr 1fr;gap:12px}
  .badge-box{padding:16px 14px}
  .badge-box .num{font-size:26px}
  .section-head h2{font-size:23px}
  .pain-card:nth-child(even){margin-left:0}
  .pain-card{flex-direction:column;align-items:flex-start;gap:12px}
  .steps{grid-template-columns:1fr}
  .stat-wall{grid-template-columns:1fr}
  .tag-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr;gap:14px}
  .news-item img{height:170px}
  .rank-row{grid-template-columns:44px 1fr;grid-row-gap:8px;padding:12px 8px;min-height:auto}
  .rank-row .rank-bar,.rank-row .meta-badge{grid-column:2}
  .metric-board{padding:22px}
  .cta-card{padding:38px 22px}
  .cta-inner h2{font-size:23px}
  .spec-table thead{display:none}
  .spec-table tbody tr{
    display:block;border:1px solid var(--line);border-radius:var(--r-md);
    margin:12px;padding:8px 4px;background:#fff;
  }
  .spec-table tbody tr:nth-child(even){background:#fff}
  .spec-table td{display:flex;justify-content:space-between;gap:14px;border:0;padding:9px 14px;font-size:14px}
  .spec-table td::before{content:attr(data-label);font-weight:700;color:var(--muted);flex:0 0 auto}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
}

/* roulang page: category1 */
:root{
 --teal:#00C6A7;
 --teal-deep:#0B8F7C;
 --lime:#C6F432;
 --accent:#FF5A3C;
 --grad:linear-gradient(120deg,#00C6A7 0%,#3DDC97 45%,#C6F432 100%);
 --ink:#0B1418;
 --mist:#F4F7F6;
 --white:#ffffff;
 --text:#0E1A1D;
 --muted:#5A6C70;
 --line:rgba(0,198,167,.14);
 --r-lg:28px;
 --r-md:20px;
 --r-sm:14px;
 --pill:999px;
 --sh1:0 10px 28px rgba(11,20,24,.06);
 --sh2:0 18px 40px rgba(0,198,167,.18);
 --sec:72px;
}
@media (max-width:1024px){:root{--sec:56px}}
@media (max-width:640px){:root{--sec:40px}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
 font-size:16px;line-height:1.75;color:var(--text);background:var(--white);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:0;background:none;cursor:pointer}
input,select{font-family:inherit;font-size:15px}
h1,h2,h3,h4{margin:0 0 14px;font-weight:800;line-height:1.3;color:var(--text)}
h2{font-size:28px}
h3{font-size:19px}
p{margin:0 0 14px}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.grid-container{padding-left:20px;padding-right:20px;max-width:1200px}
.section{padding:var(--sec) 0}
.section--mist{background:var(--mist)}
.section--tight{padding-top:36px}
.section-head{max-width:760px;margin-bottom:36px}
.section-head h2{font-size:28px;margin-bottom:12px}
.section-head p{color:var(--muted);margin:0}
.muted{color:var(--muted)}
.eyebrow{
 display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;
 letter-spacing:.1em;color:var(--teal-deep);margin-bottom:12px;
}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background-image:var(--grad)}
.mono{font-variant-numeric:tabular-nums}
/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:48px;padding:0 28px;border-radius:var(--pill);
 font-size:16px;font-weight:700;line-height:1;transition:all .25s ease;
 position:relative;overflow:hidden;white-space:nowrap;
}
.btn:focus-visible{outline:3px solid rgba(0,198,167,.45);outline-offset:2px}
.btn-primary{
 background-image:var(--grad);background-size:170% 100%;background-position:0 0;
 color:#06302B;box-shadow:0 10px 24px rgba(0,198,167,.28);
}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,198,167,.38)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(0,198,167,.14);border-color:var(--teal);transform:translateY(-2px)}
.btn-outline{border:1.5px solid rgba(0,198,167,.55);color:var(--teal-deep);background:transparent}
.btn-outline:hover{background:rgba(0,198,167,.08);transform:translateY(-2px);border-color:var(--teal)}
.btn-sm{min-height:44px;padding:0 22px;font-size:15px}
/* ===== 头部导航 ===== */
.site-header{
 position:fixed;top:0;left:0;right:0;z-index:80;padding:14px 0;
 background:transparent;transition:background .3s ease,box-shadow .3s ease,padding .3s ease;
}
.site-header::after{
 content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
 background-image:var(--grad);opacity:0;transition:opacity .3s ease;
}
.site-header.is-solid{background:rgba(11,20,24,.96)}
.site-header.is-stuck{padding:10px 0;box-shadow:0 8px 26px rgba(11,20,24,.28)}
.site-header.is-stuck::after{opacity:1}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-logo{display:inline-flex;align-items:center;gap:12px;color:#fff;font-weight:800;font-size:19px}
.logo-mark{
 width:40px;height:40px;border-radius:12px;background-image:var(--grad);
 display:grid;place-items:center;color:#06302B;font-size:17px;font-weight:900;
 box-shadow:0 8px 18px rgba(0,198,167,.32);flex:0 0 40px;
}
.logo-text{display:flex;align-items:center;gap:8px}
.logo-tag{
 font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--lime);
 border:1px solid rgba(198,244,50,.5);border-radius:6px;padding:1px 6px;line-height:1.5;
}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{
 position:relative;color:rgba(255,255,255,.86);font-size:15px;font-weight:600;
 padding:8px 0;transition:color .2s ease;
}
.nav-links a::after{
 content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
 background-image:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-links a::before{
 content:"";position:absolute;right:-10px;top:50%;width:6px;height:6px;border-radius:50%;
 background:var(--lime);transform:translateY(-50%) scale(0);transition:transform .25s ease;
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:scaleX(1)}
.nav-links a.is-active{color:#fff}
.nav-links a.is-active::before{transform:translateY(-50%) scale(1)}
.nav-cta{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-cta .btn{min-height:44px;padding:0 22px;font-size:15px}
.nav-toggle{
 display:none;width:46px;height:46px;border-radius:12px;
 border:1.5px solid rgba(0,198,167,.65);align-items:center;justify-content:center;
 flex-direction:column;gap:5px;flex:0 0 46px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:.25s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-drawer{
 display:block;position:fixed;top:0;right:0;width:280px;max-width:86vw;height:100%;z-index:90;
 background:var(--ink);padding:88px 26px 32px;transform:translateX(100%);
 transition:transform .28s ease;box-shadow:-16px 0 40px rgba(11,20,24,.4);overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer a{display:block;color:rgba(255,255,255,.9);font-weight:600;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-drawer a.is-active{color:var(--lime)}
.nav-drawer .btn{margin-top:22px;width:100%;color:#06302B}
.nav-mask{position:fixed;inset:0;background:rgba(11,20,24,.6);z-index:85;opacity:0;visibility:hidden;transition:.28s ease}
.nav-mask.is-open{opacity:1;visibility:visible}
/* ===== 分类页头部 ===== */
.cat-hero{position:relative;background:var(--mist);padding:126px 0 46px;overflow:hidden}
.cat-hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background-image:var(--grad)}
.cat-hero::after{
 content:"";position:absolute;right:-160px;top:-180px;width:420px;height:420px;border-radius:50%;
 background:radial-gradient(circle,rgba(0,198,167,.22) 0%,rgba(198,244,50,.06) 55%,rgba(255,255,255,0) 72%);
}
.cat-hero-inner{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:38px;align-items:end;position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:14px;flex-wrap:wrap}
.crumb a{color:var(--teal-deep);font-weight:600}
.crumb a:hover{text-decoration:underline}
.crumb .sep{opacity:.5}
.crumb .cur{color:var(--text);font-weight:600}
.cat-hero h1{font-size:38px;line-height:1.24;letter-spacing:-.01em;margin-bottom:16px}
.cat-desc{color:var(--muted);max-width:730px;margin:0}
.cat-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.fact{
 background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
 padding:16px 18px;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease;
}
.fact:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.fact b{
 display:block;font-size:26px;font-weight:800;line-height:1.2;
 background-image:var(--grad);-webkit-background-clip:text;background-clip:text;
 -webkit-text-fill-color:transparent;color:var(--teal-deep);
 font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.fact span{display:block;font-size:13px;color:var(--muted);margin-top:4px}
/* ===== 筛选条 ===== */
.filter-bar{
 display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
 background:#fff;border:1px solid var(--line);border-radius:var(--pill);
 padding:12px 20px;box-shadow:var(--sh1);margin-top:34px;
}
.chip-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.chip{
 display:inline-flex;align-items:center;min-height:38px;padding:0 18px;border-radius:var(--pill);
 font-size:14px;font-weight:600;color:var(--muted);background:var(--mist);
 border:1px solid transparent;transition:all .2s ease;
}
.chip:hover{color:var(--teal-deep);border-color:rgba(0,198,167,.4)}
.chip.is-on{background-image:var(--grad);color:#06302B;box-shadow:0 8px 18px rgba(0,198,167,.22)}
.filter-side{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-left:auto}
.result-count{font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
.sort-box{position:relative}
.sort-box::after{
 content:"";position:absolute;right:16px;top:50%;width:7px;height:7px;
 border-right:2px solid var(--teal-deep);border-bottom:2px solid var(--teal-deep);
 transform:translateY(-70%) rotate(45deg);pointer-events:none;
}
.sort-box select{
 appearance:none;-webkit-appearance:none;min-height:44px;padding:0 42px 0 18px;
 border-radius:var(--pill);border:1.5px solid rgba(0,198,167,.4);
 background:#fff;color:var(--text);font-weight:600;cursor:pointer;
}
.sort-box select:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(0,198,167,.14)}
/* ===== 卡片网格 ===== */
.card-grid{margin-left:-12px;margin-right:-12px}
.card-grid>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px}
.v-card{
 display:flex;flex-direction:column;height:100%;background:#fff;
 border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
 box-shadow:var(--sh1);transition:transform .3s ease,box-shadow .3s ease;
}
.v-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.v-cover{position:relative;display:block;overflow:hidden;aspect-ratio:16/9;background:var(--ink)}
.v-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.v-card:hover .v-cover img{transform:scale(1.03)}
.v-cover::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(11,20,24,0) 45%,rgba(11,20,24,.55) 100%);
}
.v-badge{
 position:absolute;left:14px;top:14px;z-index:2;
 display:inline-flex;align-items:center;gap:6px;
 min-height:28px;padding:0 12px;border-radius:10px;
 background:var(--accent);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.02em;
 box-shadow:0 6px 16px rgba(255,90,60,.34);
}
.v-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.v-body h3{font-size:19px;line-height:1.4;margin-bottom:10px}
.v-body h3 a:hover{color:var(--teal-deep)}
.v-body p{font-size:14.5px;color:var(--muted);margin-bottom:16px;line-height:1.7}
.v-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.tag{
 display:inline-flex;align-items:center;min-height:26px;padding:0 11px;border-radius:var(--pill);
 font-size:12.5px;font-weight:600;color:var(--teal-deep);background:rgba(0,198,167,.1);
 font-variant-numeric:tabular-nums;
}
.tag--new{color:#8A6A00;background:rgba(198,244,50,.28)}
.tag--hot{color:#9C2B16;background:rgba(255,90,60,.12)}
/* ===== 查看更多 ===== */
.more-wrap{display:flex;justify-content:center;align-items:center;gap:16px;flex-wrap:wrap;margin-top:14px}
.more-note{font-size:14px;color:var(--muted)}
/* ===== 速览徽章 ===== */
.quick-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.q-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
 padding:22px 22px 20px;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease;
}
.q-item:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.q-item b{
 display:block;font-size:30px;font-weight:800;line-height:1.15;letter-spacing:-.02em;
 font-variant-numeric:tabular-nums;
 background-image:var(--grad);-webkit-background-clip:text;background-clip:text;
 -webkit-text-fill-color:transparent;color:var(--teal-deep);
}
.q-item em{font-style:normal;font-size:14px;font-weight:700;color:var(--text);display:block;margin-top:8px}
.q-item span{display:block;font-size:13.5px;color:var(--muted);margin-top:4px}
.rhythm-bar{
 display:flex;align-items:center;gap:18px;flex-wrap:wrap;
 margin-top:26px;padding:20px 24px;border-radius:var(--r-md);
 background:linear-gradient(120deg,rgba(0,198,167,.1) 0%,rgba(198,244,50,.16) 100%);
 border:1px solid var(--line);
}
.rhythm-bar strong{font-size:16px;color:var(--text)}
.rhythm-bar p{margin:0;font-size:14.5px;color:var(--muted)}
/* ===== 精选内容 ===== */
.pick-list{display:grid;gap:18px}
.pick-card{
 display:grid;grid-template-columns:200px minmax(0,1fr);gap:20px;align-items:center;
 background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
 padding:16px;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease;
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.pick-thumb{position:relative;overflow:hidden;border-radius:var(--r-sm);aspect-ratio:16/9;background:var(--ink)}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.pick-card:hover .pick-thumb img{transform:scale(1.04)}
.pick-body h3{font-size:18px;margin-bottom:8px}
.pick-body p{font-size:14.5px;color:var(--muted);margin-bottom:12px}
.pick-link{font-size:14px;font-weight:700;color:var(--teal-deep)}
.pick-link::after{content:"→";margin-left:6px;transition:margin .2s ease}
.pick-card:hover .pick-link::after{margin-left:10px}
/* ===== FAQ ===== */
.faq-layout{display:grid;grid-template-columns:minmax(0,0.85fr) minmax(0,1.6fr);gap:38px;align-items:start}
.faq-aside{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:30px 28px;position:relative;overflow:hidden}
.faq-aside::after{
 content:"";position:absolute;right:-90px;bottom:-110px;width:260px;height:260px;border-radius:50%;
 background:radial-gradient(circle,rgba(0,198,167,.4) 0%,rgba(198,244,50,.06) 60%,rgba(11,20,24,0) 72%);
}
.faq-aside h2{color:#fff;font-size:24px;margin-bottom:12px}
.faq-aside p{color:rgba(255,255,255,.76);font-size:14.5px;margin-bottom:0}
.faq-aside .aside-line{display:flex;gap:10px;align-items:flex-start;margin-top:18px;font-size:14px;color:rgba(255,255,255,.86);position:relative;z-index:2}
.faq-aside .dot{width:8px;height:8px;border-radius:50%;background:var(--lime);margin-top:9px;flex:0 0 8px}
.accordion{border:0;background:transparent;margin:0}
.accordion .accordion-item{
 border:1px solid var(--line);border-radius:var(--r-md);background:#fff;
 margin-bottom:14px;overflow:hidden;box-shadow:var(--sh1);transition:box-shadow .25s ease;
}
.accordion .accordion-item:hover{box-shadow:var(--sh2)}
.accordion .accordion-title{
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 min-height:58px;padding:12px 20px;border:0;background:#fff;
 font-size:16.5px;font-weight:700;color:var(--text);line-height:1.5;
}
.accordion .accordion-title::before{display:none;content:none}
.accordion .accordion-title::after{
 content:"+";flex:0 0 26px;width:26px;height:26px;border-radius:50%;
 background-image:var(--grad);color:#06302B;font-size:17px;font-weight:800;
 display:grid;place-items:center;line-height:1;transition:transform .25s ease;
}
.accordion .accordion-title[aria-expanded="true"]{color:var(--teal-deep)}
.accordion .accordion-title[aria-expanded="true"]::after{content:"−";transform:rotate(180deg)}
.accordion .accordion-title:focus{outline:none}
.accordion .accordion-title:focus-visible{outline:3px solid rgba(0,198,167,.4);outline-offset:-3px}
.accordion .accordion-content{padding:0 20px;border:0;background:#fff;color:var(--muted);font-size:15px}
.accordion .accordion-content p{margin:0 0 16px;max-width:64ch}
/* ===== 使用建议 ===== */
.tips-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.tip{
 display:flex;gap:16px;align-items:flex-start;
 background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
 padding:20px 22px;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease;
}
.tip:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.tip-no{
 flex:0 0 38px;width:38px;height:38px;border-radius:50%;
 display:grid;place-items:center;font-weight:800;font-size:15px;
 color:#06302B;background-image:var(--grad);font-variant-numeric:tabular-nums;
}
.tip h3{font-size:16.5px;margin-bottom:6px}
.tip p{margin:0;font-size:14.5px;color:var(--muted)}
/* ===== 底部 CTA ===== */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--r-lg);
 background:var(--ink);color:#fff;padding:58px 48px;
}
.cta-band .cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.jpg');background-size:cover;background-position:center;opacity:.34}
.cta-band .cta-mask{position:absolute;inset:0;background:linear-gradient(115deg,rgba(11,20,24,.94) 0%,rgba(11,20,24,.72) 48%,rgba(0,198,167,.5) 100%)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:32px;align-items:center}
.cta-inner h2{color:#fff;font-size:30px;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.82);margin-bottom:0;max-width:56ch}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.86);margin-top:0;position:relative;padding:56px 0 26px}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background-image:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-grid h4{color:#fff;font-size:15px;letter-spacing:.02em;margin-bottom:14px}
.footer-grid p{color:rgba(255,255,255,.72);font-size:14px}
.footer-grid ul li{margin-bottom:10px}
.footer-grid ul a{font-size:14px;color:rgba(255,255,255,.76);transition:color .2s ease}
.footer-grid ul a:hover{color:var(--lime)}
.footer-bottom{
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
 font-size:13px;color:rgba(255,255,255,.6);
}
/* ===== 响应式 ===== */
@media (max-width:1024px){
 .nav-links{display:none}
 .nav-toggle{display:flex}
 .nav-cta .btn{display:none}
 .cat-hero{padding:112px 0 40px}
 .cat-hero-inner{grid-template-columns:1fr;gap:26px;align-items:start}
 .cat-hero h1{font-size:32px}
 .faq-layout{grid-template-columns:1fr}
 .cta-inner{grid-template-columns:1fr}
 .cta-actions{justify-content:flex-start}
 .quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media (max-width:640px){
 .wrap{padding:0 16px}
 .grid-container{padding-left:16px;padding-right:16px}
 .cat-hero{padding:104px 0 34px}
 .cat-hero h1{font-size:28px}
 .cat-facts{grid-template-columns:1fr}
 .filter-bar{border-radius:var(--r-md);padding:14px 16px}
 .chip-row{gap:8px}
 .chip{min-height:36px;padding:0 14px;font-size:13.5px}
 .filter-side{width:100%;margin-left:0;justify-content:space-between}
 .card-grid{margin-left:-8px;margin-right:-8px}
 .card-grid>.cell{padding-left:8px;padding-right:8px;margin-bottom:16px}
 .v-body{padding:18px 16px 20px}
 .quick-grid{grid-template-columns:1fr;gap:14px}
 .pick-card{grid-template-columns:1fr;gap:14px}
 .tips-list{grid-template-columns:1fr}
 .cta-band{padding:38px 22px}
 .cta-inner h2{font-size:24px}
 .cta-actions{width:100%}
 .cta-actions .btn{width:100%}
 .footer-grid{grid-template-columns:1fr;gap:24px}
 .footer-bottom{flex-direction:column;font-size:12.5px}
 .section-head h2{font-size:23px}
}