/* roulang page: index */
:root{
  --brand:#0F9E8E; --brand-dark:#0B8577; --brand-press:#0A6F63; --brand-soft:#E7F5F3;
  --accent:#F5A524; --ink:#0B1F1E; --ink-2:#10403A;
  --bg:#F6F9F8; --card:#FFFFFF; --line:#E3EAE8;
  --text:#1D2A2E; --muted:#5C6E72;
  --ok:#16A34A; --warn:#F59E0B; --err:#DC2626;
  --shadow-1:0 1px 2px rgba(11,31,30,.06), 0 8px 24px -12px rgba(11,31,30,.18);
  --shadow-2:0 12px 32px -12px rgba(11,31,30,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:17px;line-height:1.85;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color .2s ease-out,border-color .2s ease-out,background-color .2s ease-out}
a:hover{color:var(--brand-dark)}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer}
h1,h2,h3,h4{color:var(--text);margin:0}
h1{font-size:44px;line-height:1.25;font-weight:800;letter-spacing:-.01em}
h2{font-size:32px;line-height:1.3;font-weight:700}
h3{font-size:20px;line-height:1.4;font-weight:600}
p{margin:0 0 1.2em}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.sec-head{margin-bottom:28px;display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.sec-title{position:relative;padding-left:14px}
.sec-title::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;background:var(--brand)}
.sec-sub{color:var(--muted);font-size:14px;line-height:1.7;margin:8px 0 0;max-width:640px}
.more-link{font-size:14px;font-weight:600;white-space:nowrap}
.more-link i{font-size:12px;margin-left:4px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;
  padding:12px 24px;border-radius:12px;border:1px solid transparent;transition:all .25s ease-out;line-height:1.2;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{background:var(--brand-press);transform:scale(.98)}
.btn-ghost{background:#fff;color:var(--text);border-color:#CBD9D6}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-ghost:active{transform:scale(.98)}
.btn-ink{background:#fff;color:var(--ink)}
.btn-ink:hover{background:var(--brand-soft);color:var(--brand-press)}
.btn-pill{border-radius:999px}
.btn-sm{padding:9px 16px;font-size:14px}

/* 顶部信息条 */
.topbar{background:var(--ink);color:#CFE7E4;font-size:14px;height:36px;display:flex;align-items:center}
.topbar a{color:#CFE7E4}
.topbar a:hover{color:#fff}
.topbar .dot{width:4px;height:4px;border-radius:999px;background:var(--brand);display:inline-block;margin:0 10px;vertical-align:middle}

/* 导航 */
.site-header{background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease-out}
.site-header.is-stuck{position:sticky;top:0;z-index:60;box-shadow:0 6px 20px -12px rgba(11,31,30,.35)}
.nav-inner{height:68px;display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:18px;flex-shrink:0}
.logo:hover{color:var(--ink)}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;line-height:1}
.nav-links{display:none;align-items:center;gap:4px;margin-left:8px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-links a{padding:8px 12px;border-radius:8px;color:var(--text);font-size:15px;font-weight:500;position:relative}
.nav-links a:hover{color:var(--brand);background:var(--brand-soft)}
.nav-links a.active{color:var(--brand);font-weight:600;background:transparent}
.nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;background:var(--brand)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{display:none;align-items:center;gap:8px;height:42px;padding:0 16px;background:var(--bg);border:1px solid var(--line);border-radius:999px;width:240px}
@media(min-width:1024px){.search-box{display:flex}}
.search-box i{color:var(--muted);font-size:14px}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text)}
.search-box input::placeholder{color:#9AA9A6}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,158,142,.12);background:#fff}
.nav-cta{display:none}
@media(min-width:768px){.nav-cta{display:inline-flex}}
.burger{width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--text);display:flex;align-items:center;justify-content:center}
@media(min-width:1024px){.burger{display:none}}
.burger:hover{border-color:var(--brand);color:var(--brand)}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(11,31,30,.5);opacity:0;pointer-events:none;transition:opacity .25s ease-out;z-index:80}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;background:#fff;z-index:90;transform:translateX(102%);transition:transform .28s ease-out;display:flex;flex-direction:column;padding:18px}
.drawer.open{transform:translateX(0)}
.drawer a.drawer-link{display:flex;align-items:center;height:48px;border-bottom:1px solid var(--line);color:var(--text);font-size:16px}
.drawer a.drawer-link.active{color:var(--brand);font-weight:600}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--muted)}

/* Hero */
.hero{background:linear-gradient(150deg,#0B1F1E 0%,#10403A 100%);color:#DFF3F0;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;opacity:.06;
  background-image:linear-gradient(rgba(255,255,255,.9) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.9) 1px,transparent 1px);
  background-size:46px 46px;pointer-events:none}
.hero-inner{position:relative;padding:56px 0}
@media(min-width:1024px){.hero-inner{padding:72px 0;min-height:480px;display:flex;align-items:center}}
.hero-grid{display:grid;gap:36px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:48px}}
.hero h1{color:#fff;margin-bottom:16px}
.hero h1 .hl{color:#5FE0CE}
.hero-lead{font-size:18px;color:#BFE3DE;margin-bottom:14px;font-weight:600}
.hero-desc{font-size:16px;line-height:1.85;color:#A9CFCA;margin-bottom:26px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14)}
.hero-stats .num{font-size:26px;font-weight:800;color:#fff;line-height:1.2}
.hero-stats .lbl{font-size:14px;color:#95C2BC}
.hero-visual{position:relative;border-radius:16px;overflow:hidden;box-shadow:0 24px 48px -20px rgba(0,0,0,.6)}
.hero-visual img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:rgba(15,158,142,.14)}
.hero-tip{position:absolute;left:16px;bottom:16px;right:16px;background:rgba(11,31,30,.72);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:10px 14px;font-size:13px;color:#D7EDEA;line-height:1.6;backdrop-filter:none}

/* 快捷入口 */
.quick-bar{background:#fff;border-bottom:1px solid var(--line);padding:18px 0}
.quick-scroll{display:flex;gap:12px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
.quick-item{display:flex;align-items:center;gap:10px;flex:0 0 auto;padding:10px 16px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--text);font-size:15px;font-weight:500}
.quick-item i{color:var(--brand)}
.quick-item:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--shadow-1)}

/* 卡片网格 */
.grid-cards{display:grid;gap:24px;grid-template-columns:1fr}
@media(min-width:640px){.grid-cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.grid-cards{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1280px){.grid-cards{grid-template-columns:repeat(4,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-1);transition:box-shadow .3s ease-out,border-color .3s ease-out,transform .3s ease-out}
.card:hover{border-color:rgba(15,158,142,.35);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.card-media{overflow:hidden;background:var(--bg)}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1}
@media(max-width:640px){.card-body{padding:16px}}
.card-cat{display:inline-flex;align-items:center;align-self:flex-start;padding:3px 9px;border-radius:6px;background:rgba(15,158,142,.12);color:var(--brand);font-size:12px;font-weight:600;margin-bottom:10px}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-title{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:8px}
.card-desc{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:14px}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.rating{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.rating i{color:var(--accent);font-size:12px}
.rating b{color:var(--text);font-size:14px}
.tag-price{color:var(--accent);font-size:18px;font-weight:700}
.tag-soft{font-size:12px;color:var(--brand);background:rgba(15,158,142,.1);border-radius:6px;padding:3px 8px;font-weight:600}

/* 评价轮播 */
.review-wrap{position:relative}
.carousel-viewport{overflow:hidden}
.carousel-track{display:flex;transition:transform .3s ease-out}
.carousel-item{flex:0 0 100%;padding:0 12px}
@media(min-width:640px){.carousel-item{flex:0 0 50%}}
@media(min-width:1024px){.carousel-item{flex:0 0 33.3333%}}
.review-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;height:100%;box-shadow:var(--shadow-1)}
.avatar{width:46px;height:46px;border-radius:999px;background:var(--brand-soft);color:var(--brand-press);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px}
.carousel-nav{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:24px}
.c-btn{width:40px;height:40px;border-radius:999px;border:1px solid #CBD9D6;background:#fff;color:var(--text);display:flex;align-items:center;justify-content:center;transition:all .2s ease-out}
.c-btn:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--shadow-1)}
.dots{display:flex;gap:8px}
.dot{width:9px;height:9px;border-radius:999px;border:1px solid #CBD9D6;background:#fff;padding:0;transition:all .2s ease-out}
.dot.active{width:24px;background:var(--brand);border-color:var(--brand)}

/* 保障条 */
.guard{border:1px solid var(--line);border-radius:16px;background:#fff;display:grid;grid-template-columns:1fr;overflow:hidden;box-shadow:var(--shadow-1)}
@media(min-width:768px){.guard{grid-template-columns:repeat(4,1fr)}}
.guard-item{display:flex;align-items:center;gap:14px;padding:20px;border-bottom:1px solid var(--line)}
.guard-item:last-child{border-bottom:0}
@media(min-width:768px){.guard-item{border-bottom:0;border-right:1px solid var(--line)}.guard-item:last-child{border-right:0}}
.guard-ico{width:44px;height:44px;border-radius:12px;background:rgba(15,158,142,.2);color:var(--brand-press);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}

/* CTA 带 */
.cta-band{background:var(--ink);color:#D6EEEA;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;opacity:.05;background-image:radial-gradient(rgba(255,255,255,.9) 1.5px,transparent 1.5px);background-size:22px 22px}
.cta-inner{position:relative;padding:48px 0;display:flex;flex-direction:column;gap:22px}
@media(min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:56px 0}}
.cta-band h2{color:#fff}
.cta-band p{color:#A9CFCA;margin:10px 0 0;font-size:15px;max-width:620px}

/* 最新信息 */
.news-card{background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:12px;padding:20px;display:flex;flex-direction:column;transition:all .2s ease-out}
.news-card:hover{border-left-width:6px;box-shadow:var(--shadow-1)}
.news-card:hover h3{color:var(--brand)}
.news-card h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:10px;transition:color .2s ease-out}
.news-card p{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:14px}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--muted)}
.empty-state{border:1px dashed #CBD9D6;border-radius:16px;background:#fff;padding:48px 20px;text-align:center}
.empty-state i{font-size:34px;color:#B9CBC7;margin-bottom:12px;display:block}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:16px}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s ease-out}
.faq-item.open{border-color:rgba(15,158,142,.4)}
.faq-q{width:100%;background:none;border:0;text-align:left;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:17px;font-weight:600;color:var(--text)}
.faq-q .sign{width:26px;height:26px;border-radius:6px;background:var(--brand-soft);color:var(--brand-press);display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .2s ease-out}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-a>div{overflow:hidden}
.faq-a p{padding:0 20px 18px;margin:0;font-size:16px;line-height:1.8;color:var(--muted)}

/* 页脚 */
.site-footer{background:var(--ink);color:#A9CFCA;padding:56px 0 0;font-size:14px}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr}}
.site-footer h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:14px}
.site-footer a{color:#A9CFCA}
.site-footer a:hover{color:#fff}
.footer-list li{margin-bottom:10px;line-height:1.6}
.footer-bottom{margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:#83AFA9;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
.footer-note{font-size:13px;line-height:1.8;color:#83AFA9;margin-top:14px}

@media(max-width:1023px){
  h1{font-size:32px}
  h2{font-size:24px}
  h3{font-size:18px}
  body{font-size:16px}
  .hero-stats{gap:20px}
  .hero-stats .num{font-size:22px}
}

/* roulang page: article */
:root{
  --brand:#0F9E8E;
  --brand-hover:#0B8577;
  --brand-press:#0A6F63;
  --brand-soft:rgba(15,158,142,.10);
  --brand-line:rgba(15,158,142,.30);
  --accent:#F5A524;
  --ink:#0B1F1E;
  --ink-2:#10403A;
  --bg:#F6F9F8;
  --card:#FFFFFF;
  --line:#E3EAE8;
  --text:#1D2A2E;
  --muted:#5C6E72;
  --success:#16A34A;
  --warning:#F59E0B;
  --danger:#DC2626;
  --r-card:16px;
  --r-btn:12px;
  --r-img:12px;
  --r-input:10px;
  --r-badge:6px;
  --shadow-1:0 1px 2px rgba(11,31,30,.06),0 8px 24px -12px rgba(11,31,30,.18);
  --shadow-2:0 12px 32px -12px rgba(11,31,30,.28);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease-out,border-color .2s ease-out,background-color .2s ease-out;}
a:hover{color:var(--brand-hover);}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em;}
p{margin:0 0 1.2em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:15px;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px;}
@media (min-width:768px){.container{padding:0 24px;}}
@media (min-width:1024px){.container{padding:0 32px;}}

/* 顶部信息条 */
.topbar{background:var(--ink);color:#CBE6E1;font-size:14px;line-height:36px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar-left .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block;}
.topbar-left .hint{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-right a{color:#CBE6E1;font-size:14px;}
.topbar-right a:hover{color:#fff;}
.topbar-right a+a{border-left:1px solid rgba(255,255,255,.18);padding-left:18px;}
@media (max-width:767px){
  .topbar-left .hint{display:none;}
  .topbar-right a:nth-child(2){display:none;}
}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease-out;}
.site-header.is-stuck{box-shadow:0 6px 20px -14px rgba(11,31,30,.45);}
.nav-inner{display:flex;align-items:center;height:68px;gap:24px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--text);flex:0 0 auto;}
.logo:hover{color:var(--text);}
.logo-mark{width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;font-weight:700;font-size:18px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px -8px rgba(15,158,142,.9);}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;}
.nav-links a{position:relative;display:inline-block;padding:8px 14px;border-radius:10px;font-size:15px;font-weight:500;color:var(--text);}
.nav-links a:hover{color:var(--brand);background:var(--brand-soft);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:-2px;height:2px;border-radius:2px;background:var(--brand);}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;width:240px;background:#fff;border:1px solid var(--line);border-radius:999px;transition:border-color .2s ease-out,box-shadow .2s ease-out;}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,158,142,.12);}
.search-box i{color:var(--muted);font-size:14px;}
.search-box input{flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;font-size:14px;color:var(--text);}
.search-box input::placeholder{color:#9AA9A6;}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--text);font-size:17px;align-items:center;justify-content:center;}
.burger:hover{border-color:var(--brand-line);color:var(--brand);}
@media (max-width:1023px){
  .nav-links{display:none;}
  .search-box{display:none;}
  .nav-cta{display:none;}
  .burger{display:flex;}
}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(11,31,30,.5);opacity:0;visibility:hidden;transition:opacity .25s ease-out,visibility .25s ease-out;z-index:70;}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;background:#fff;z-index:80;transform:translateX(102%);transition:transform .28s ease-out;display:flex;flex-direction:column;padding:18px 18px 24px;overflow-y:auto;}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer .search-box{width:100%;display:flex;margin-bottom:16px;}
.drawer nav{display:flex;flex-direction:column;}
.drawer nav a{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 12px;border-bottom:1px solid var(--line);color:var(--text);font-size:16px;}
.drawer nav a.active{color:var(--brand);font-weight:600;background:var(--brand-soft);border-radius:10px;border-bottom-color:transparent;}
.drawer .btn{margin-top:18px;width:100%;justify-content:center;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--text);font-size:16px;}
.drawer-close:hover{border-color:var(--brand-line);color:var(--brand);}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;padding:12px 24px;border-radius:var(--r-btn);border:1px solid transparent;line-height:1.2;transition:all .22s ease-out;white-space:nowrap;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -12px rgba(15,158,142,.9);}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{background:var(--brand-press);transform:scale(.98);}
.btn-ghost{background:#fff;color:var(--text);border-color:#CBD9D6;}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);background:#fff;}
.btn-ghost:active{transform:scale(.98);}
.btn-light{background:#fff;color:var(--ink);border-color:#fff;}
.btn-light:hover{color:var(--brand);background:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-pill{border-radius:999px;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-lg{padding:14px 30px;font-size:16px;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;pointer-events:none;}

/* 通用 */
.badge{display:inline-flex;align-items:center;gap:6px;background:rgba(15,158,142,.12);color:var(--brand);font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--r-badge);line-height:1.5;}
.badge-accent{background:rgba(245,165,36,.16);color:#96650C;}
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-title{font-size:32px;font-weight:700;line-height:1.3;padding-left:14px;border-left:4px solid var(--brand);}
@media (max-width:767px){.section-title{font-size:24px;}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-sub{color:var(--muted);font-size:15px;margin-top:8px;}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);transition:box-shadow .25s ease-out,border-color .25s ease-out,transform .25s ease-out;}
.card:hover{border-color:var(--brand-line);box-shadow:var(--shadow-2);}
.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}

/* 面包屑 */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;min-height:54px;font-size:14px;color:var(--muted);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#B9C7C4;}
.crumb .current{color:var(--text);font-weight:500;max-width:420px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* 文章布局 */
.article-wrap{padding:40px 0 8px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:40px;}
}
.article-main{min-width:0;max-width:820px;}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);padding:28px 22px;}
@media (min-width:768px){.article-card{padding:40px 44px;}}
.article-title{font-size:32px;font-weight:800;line-height:1.25;letter-spacing:-.01em;margin:14px 0 16px;}
@media (min-width:1024px){.article-title{font-size:40px;}}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);}
.article-meta .dot{color:#B9C7C4;}
.article-lead{margin-top:24px;background:rgba(15,158,142,.08);border-left:3px solid var(--brand);border-radius:10px;padding:16px 18px;font-size:15px;line-height:1.8;color:#25504B;}
.article-body{margin-top:28px;font-size:17px;line-height:1.9;}
.article-body p{margin:0 0 1.4em;color:#243236;}
.article-body h2{position:relative;font-size:24px;font-weight:700;line-height:1.35;margin:2em 0 .8em;padding-left:14px;}
.article-body h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:3px;background:var(--brand);}
.article-body h3{font-size:19px;font-weight:600;margin:1.6em 0 .6em;color:#16292C;}
.article-body ul,.article-body ol{margin:0 0 1.4em 1.5em;padding-left:1em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.5em 0;}
.article-body ul li::marker{color:var(--brand);}
.article-body ol li::marker{color:var(--brand);font-weight:600;}
.article-body blockquote{margin:1.6em 0;padding:16px 20px;background:#F2F8F7;border-left:4px solid var(--brand);border-radius:0 12px 12px 0;color:#2A3F42;font-style:normal;}
.article-body img{border-radius:var(--r-img);margin:1.6em auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--muted);margin-top:10px;}
.article-body a{color:var(--brand);border-bottom:1px solid var(--brand-line);}
.article-body a:hover{color:var(--brand-hover);border-bottom-color:var(--brand-hover);}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.6em 0;}
.article-body .table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;}
.article-body th{background:rgba(15,158,142,.10);color:#14514A;font-weight:600;text-align:left;padding:12px 14px;}
.article-body td{padding:12px 14px;border-top:1px solid var(--line);}
.article-body tbody tr:nth-child(even){background:#F8FBFB;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}

/* 空态 */
.empty-state{text-align:center;padding:56px 20px;}
.empty-state .icon{width:56px;height:56px;margin:0 auto 18px;border-radius:16px;border:1px solid var(--line);background:#F7FBFA;display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:22px;}
.empty-state h2{font-size:20px;font-weight:700;margin-bottom:8px;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px;}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line);}
.tag-row .label{font-size:14px;color:var(--muted);}
.tag{display:inline-flex;align-items:center;font-size:13px;color:var(--brand);background:rgba(15,158,142,.10);border:1px solid rgba(15,158,142,.18);padding:5px 12px;border-radius:999px;transition:all .2s ease-out;}
.tag:hover{background:var(--brand);color:#fff;border-color:var(--brand);}

/* 上下篇 */
.post-nav{display:grid;grid-template-columns:1fr;gap:14px;margin-top:28px;}
@media (min-width:768px){.post-nav{grid-template-columns:1fr 1fr;}}
.post-nav a{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;color:var(--text);box-shadow:var(--shadow-1);transition:all .22s ease-out;}
.post-nav a:hover{border-color:var(--brand-line);transform:translateY(-2px);box-shadow:var(--shadow-2);color:var(--text);}
.post-nav .k{display:block;font-size:13px;color:var(--muted);margin-bottom:4px;}
.post-nav .v{font-weight:600;font-size:15px;}
.post-nav a:hover .v{color:var(--brand);}

/* 侧栏 */
.sidebar{display:flex;flex-direction:column;gap:20px;}
@media (min-width:1024px){.sidebar{position:sticky;top:92px;align-self:start;}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);padding:20px;}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px;padding-left:10px;border-left:3px solid var(--brand);line-height:1.4;}
.side-list li+li{border-top:1px solid var(--line);}
.side-list a{display:flex;align-items:center;gap:10px;padding:11px 0;font-size:15px;color:var(--text);}
.side-list a:hover{color:var(--brand);}
.side-list i{color:var(--brand);font-size:13px;}
.side-cta{background:linear-gradient(135deg,#0B1F1E,#10403A);color:#D9EDE9;border-radius:var(--r-card);padding:22px 20px;}
.side-cta h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:8px;}
.side-cta p{font-size:14px;color:#B7D5D0;margin-bottom:16px;line-height:1.7;}
.side-cta .btn{width:100%;justify-content:center;}

/* 推荐卡 */
.grid-cards{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:640px){.grid-cards{grid-template-columns:repeat(2,1fr);gap:20px;}}
@media (min-width:1024px){.grid-cards{grid-template-columns:repeat(3,1fr);gap:24px;}}
.rec-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);transition:all .25s ease-out;color:var(--text);}
.rec-card:hover{border-color:var(--brand-line);box-shadow:var(--shadow-2);transform:translateY(-2px);color:var(--text);}
.rec-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg);}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.rec-card:hover .rec-thumb img{transform:scale(1.03);}
.rec-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.rec-body h3{font-size:18px;font-weight:600;line-height:1.45;}
.rec-body p{font-size:14px;color:var(--muted);line-height:1.7;margin:0;}
.rec-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);}
.rec-foot .go{color:var(--brand);font-weight:600;}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-1);overflow:hidden;}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;background:#fff;border:0;padding:18px 20px;font-size:16px;font-weight:600;color:var(--text);}
.faq-q:hover{color:var(--brand);}
.faq-sign{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:14px;transition:transform .2s ease-out;}
.faq-item.open .faq-sign{transform:rotate(45deg);background:var(--brand);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease-out;}
.faq-a p{padding:0 20px 18px;margin:0;font-size:16px;line-height:1.8;color:#41565A;}

/* CTA 带 */
.cta-band{background:linear-gradient(135deg,#0B1F1E 0%,#10403A 100%);position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;inset:0;opacity:.06;background-image:linear-gradient(#fff 1px,transparent 1px),linear-gradient(90deg,#fff 1px,transparent 1px);background-size:32px 32px;pointer-events:none;}
.cta-inner{position:relative;z-index:1;display:flex;flex-direction:column;gap:20px;padding:56px 0;}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:72px 0;}}
.cta-inner h2{color:#fff;font-size:28px;font-weight:700;line-height:1.3;margin-bottom:10px;}
@media (max-width:767px){.cta-inner h2{font-size:23px;}}
.cta-inner p{color:#B7D5D0;font-size:15px;margin:0;max-width:620px;}

/* 页脚 */
.site-footer{background:var(--ink);color:#B7D5D0;padding:56px 0 24px;font-size:15px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:40px;}}
.site-footer h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:14px;}
.site-footer p{color:#9CBBB6;font-size:14px;line-height:1.85;margin:0;}
.footer-note{margin-top:12px;font-size:13px;color:#7FA09B;}
.footer-list li{padding:6px 0;font-size:14px;color:#9CBBB6;}
.footer-list a{color:#9CBBB6;}
.footer-list a:hover{color:#fff;}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.10);font-size:13px;color:#7FA09B;}

/* 响应式补充 */
@media (max-width:767px){
  body{font-size:16px;}
  .article-card{padding:22px 18px;}
  .article-title{font-size:26px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .article-body ul,.article-body ol{margin-left:1.1em;}
  .section{padding:48px 0;}
  .crumb .current{max-width:160px;}
}

/* roulang page: category2 */
:root{
    --brand:#0F9E8E;
    --brand-hover:#0B8577;
    --brand-active:#0A6F63;
    --accent:#F5A524;
    --ink:#0B1F1E;
    --bg:#F6F9F8;
    --card:#FFFFFF;
    --line:#E3EAE8;
    --text:#1D2A2E;
    --muted:#5C6E72;
    --success:#16A34A;
    --warning:#F59E0B;
    --danger:#DC2626;
    --r-card:16px;
    --r-btn:12px;
    --r-img:12px;
    --r-input:10px;
    --r-badge:6px;
    --sh-1:0 1px 2px rgba(11,31,30,.06), 0 8px 24px -12px rgba(11,31,30,.18);
    --sh-2:0 12px 32px -12px rgba(11,31,30,.28);
    --max:1200px;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
    font-size:17px;
    line-height:1.85;
    color:var(--text);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:var(--brand);text-decoration:none;transition:color .22s ease-out,background-color .22s ease-out,border-color .22s ease-out;}
  a:hover{color:var(--brand-hover);}
  button,input,select{font-family:inherit;font-size:inherit;color:inherit;}
  button{cursor:pointer;border:none;background:none;}
  h1,h2,h3,h4,p,ul,ol{margin:0;}
  ul,ol{padding:0;list-style:none;}
  .num{font-variant-numeric:tabular-nums;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

  .container{max-width:var(--max);margin:0 auto;padding:0 16px;width:100%;}
  @media (min-width:768px){.container{padding:0 24px;}}
  @media (min-width:1024px){.container{padding:0 32px;}}

  /* 顶部信息条 */
  .topbar{background:var(--ink);color:rgba(226,247,244,.82);font-size:14px;min-height:36px;}
  .topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;line-height:1.4;}
  .topbar-left{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
  .topbar-right{display:flex;align-items:center;gap:18px;}
  .topbar a{color:rgba(226,247,244,.82);font-size:14px;}
  .topbar a:hover{color:#fff;}
  .topbar .dot{width:4px;height:4px;border-radius:50%;background:var(--brand);display:inline-block;}
  @media (max-width:767px){
    .topbar-left .hide-sm{display:none;}
    .topbar-right a:not(:first-child){display:none;}
  }

  /* 主导航 */
  .site-header{
    position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);
    transition:box-shadow .25s ease-out;
  }
  .site-header.scrolled{box-shadow:0 6px 20px -14px rgba(11,31,30,.35);}
  .nav-inner{display:flex;align-items:center;gap:20px;height:68px;}
  .logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--text);letter-spacing:-.01em;flex:0 0 auto;}
  .logo:hover{color:var(--text);}
  .logo-mark{
    width:36px;height:36px;border-radius:10px;flex:0 0 36px;
    background:linear-gradient(135deg,var(--brand),var(--brand-hover));
    color:#fff;font-weight:700;font-size:18px;display:grid;place-items:center;
    box-shadow:0 6px 14px -8px rgba(15,158,142,.9);
  }
  .nav-links{display:flex;align-items:center;gap:4px;}
  .nav-links > a{
    position:relative;display:flex;align-items:center;height:38px;padding:0 14px;border-radius:10px;
    font-size:15px;font-weight:500;color:var(--text);
  }
  .nav-links > a:hover{color:var(--brand);background:rgba(15,158,142,.08);}
  .nav-links > a.active{color:var(--brand);font-weight:600;}
  .nav-links > a.active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:-4px;height:2px;border-radius:2px;background:var(--brand);
  }
  .nav-tools{margin-left:auto;display:flex;align-items:center;gap:12px;}
  .search-box{position:relative;display:flex;align-items:center;}
  .search-box i{position:absolute;left:14px;color:var(--muted);font-size:14px;pointer-events:none;}
  .search-box input{
    height:40px;width:236px;border-radius:999px;border:1px solid var(--line);background:var(--bg);
    padding:0 16px 0 40px;font-size:14px;transition:border-color .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out;
  }
  .search-box input::placeholder{color:#9AA9A6;}
  .search-box input:focus{outline:none;background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,158,142,.12);}
  .burger{display:none;width:42px;height:42px;border-radius:10px;place-items:center;color:var(--text);font-size:18px;border:1px solid var(--line);}
  .burger:hover{color:var(--brand);border-color:var(--brand);}
  .drawer-extra{display:none;}
  .nav-mask{position:fixed;inset:0;background:rgba(11,31,30,.5);opacity:0;pointer-events:none;transition:opacity .28s ease-out;z-index:55;}

  /* 按钮 */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1;
    transition:transform .22s ease-out,box-shadow .22s ease-out,background-color .22s ease-out,color .22s ease-out,border-color .22s ease-out;
    border:1px solid transparent;white-space:nowrap;
  }
  .btn:active{transform:scale(.98);}
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px -12px rgba(15,158,142,.95);}
  .btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
  .btn-primary:active{background:var(--brand-active);}
  .btn-ghost{background:#fff;color:var(--text);border-color:#CBD9D6;}
  .btn-ghost:hover{color:var(--brand);border-color:var(--brand);}
  .btn-light{background:#fff;color:var(--ink);}
  .btn-light:hover{background:#EAF6F4;color:var(--ink);transform:translateY(-1px);}
  .btn-pill{border-radius:999px;}
  .btn-sm{padding:9px 18px;font-size:14px;}
  .btn[disabled]{opacity:.5;pointer-events:none;}

  /* 徽章 / 标签 */
  .badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--r-badge);background:rgba(15,158,142,.12);color:var(--brand);font-size:12px;font-weight:600;line-height:1.7;}
  .badge-amber{background:rgba(245,165,36,.16);color:#A96A00;}
  .badge-ink{background:rgba(11,31,30,.06);color:var(--muted);}

  /* 内页头部 */
  .page-hero{
    position:relative;color:#fff;
    background-image:linear-gradient(rgba(11,31,30,.68),rgba(16,64,58,.62)),url('/assets/images/backpic/back-2.png');
    background-size:cover;background-position:center;padding:36px 0 48px;
  }
  .page-hero .grain{
    position:absolute;inset:0;opacity:.06;pointer-events:none;
    background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
    background-size:36px 36px;
  }
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);position:relative;}
  .breadcrumb a{color:rgba(255,255,255,.78);}
  .breadcrumb a:hover{color:#fff;}
  .breadcrumb .sep{opacity:.55;}
  .breadcrumb .current{color:#fff;font-weight:500;}
  .page-hero h1{
    position:relative;font-size:32px;font-weight:800;line-height:1.25;letter-spacing:-.01em;margin:22px 0 14px;color:#fff;
  }
  .page-hero .lead{position:relative;font-size:16px;line-height:1.8;color:rgba(255,255,255,.88);max-width:720px;}
  .stats-bar{position:relative;display:flex;flex-wrap:wrap;gap:14px 40px;margin-top:28px;}
  .stat{display:flex;flex-direction:column;gap:2px;}
  .stat b{font-size:24px;font-weight:700;color:#fff;line-height:1.3;}
  .stat span{font-size:14px;color:rgba(255,255,255,.72);}

  /* 筛选条 */
  .filter-bar{position:sticky;top:68px;z-index:40;background:#fff;border-bottom:1px solid var(--line);}
  .filter-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;padding:10px 0;}
  .filter-pills{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;}
  .filter-pills::-webkit-scrollbar{display:none;}
  .pill{
    flex:0 0 auto;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;
    font-size:14px;font-weight:500;color:var(--muted);transition:all .2s ease-out;
  }
  .pill:hover{border-color:var(--brand);color:var(--brand);}
  .pill.on{background:var(--brand);border-color:var(--brand);color:#fff;}
  .filter-sort{display:flex;align-items:center;gap:8px;flex:0 0 auto;font-size:14px;color:var(--muted);}
  .filter-sort select{
    height:40px;border-radius:var(--r-input);border:1px solid var(--line);background:#fff;padding:0 12px;font-size:14px;color:var(--text);
  }
  .filter-sort select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,158,142,.12);}

  /* 区块 */
  .section{padding:56px 0;}
  @media (min-width:1024px){.section{padding:88px 0;}}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
  .section-head h2{font-size:24px;font-weight:700;line-height:1.3;position:relative;padding-left:14px;}
  .section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--brand);}
  .section-head p{font-size:14px;color:var(--muted);max-width:640px;}
  @media (min-width:1024px){.section-head h2{font-size:32px;}}

  /* 横向列表卡 */
  .entry-list{border-top:1px solid var(--line);}
  .entry-row{
    display:flex;gap:24px;padding:24px 0;border-bottom:1px solid var(--line);
    align-items:stretch;transition:background-color .22s ease-out;
  }
  .entry-row:hover{background:#FBFDFC;}
  .entry-thumb{
    flex:0 0 40%;width:40%;aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;
    background:var(--bg);border:1px solid var(--line);
  }
  .entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
  .entry-row:hover .entry-thumb img{transform:scale(1.03);}
  .entry-body{flex:1 1 60%;display:flex;flex-direction:column;gap:10px;min-width:0;}
  .entry-title{font-size:20px;font-weight:600;line-height:1.4;color:var(--text);}
  .entry-row:hover .entry-title{color:var(--brand);}
  .entry-desc{font-size:15px;line-height:1.8;color:var(--muted);}
  .entry-tags{display:flex;flex-wrap:wrap;gap:8px;}
  .entry-foot{margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between;}
  .meter-wrap{flex:1 1 200px;max-width:280px;min-width:160px;}
  .meter-top{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:5px;}
  .meter{height:6px;border-radius:999px;background:var(--line);overflow:hidden;}
  .meter > span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),#41C7B7);}
  @media (max-width:767px){
    .entry-row{flex-direction:column;gap:16px;padding:20px 0;}
    .entry-thumb{flex:0 0 auto;width:100%;}
    .entry-body{flex:1 1 auto;}
  }

  /* 流程 */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
  .step{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1);transition:box-shadow .25s ease-out,border-color .25s ease-out,transform .25s ease-out;}
  .step:hover{box-shadow:var(--sh-2);border-color:rgba(15,158,142,.3);transform:translateY(-2px);}
  .step-no{
    width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font-weight:700;font-size:15px;
    background:rgba(15,158,142,.12);color:var(--brand);margin-bottom:14px;
  }
  .step h3{font-size:18px;font-weight:600;margin-bottom:8px;}
  .step p{font-size:14px;color:var(--muted);line-height:1.75;}
  @media (max-width:1023px){.steps{grid-template-columns:repeat(2,1fr);gap:16px;}}
  @media (max-width:519px){.steps{grid-template-columns:1fr;}}

  /* 场景卡 */
  .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .scenario{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:box-shadow .25s ease-out,border-color .25s ease-out;}
  .scenario:hover{box-shadow:var(--sh-2);border-color:rgba(15,158,142,.3);}
  .scenario .ico{
    width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:18px;
    background:rgba(15,158,142,.12);color:var(--brand);margin-bottom:16px;
  }
  .scenario h3{font-size:18px;font-weight:600;margin-bottom:10px;}
  .scenario ul{display:flex;flex-direction:column;gap:8px;}
  .scenario li{position:relative;padding-left:18px;font-size:15px;color:var(--muted);line-height:1.75;}
  .scenario li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:2px;border-radius:2px;background:var(--brand);}
  @media (max-width:1023px){.scenario-grid{grid-template-columns:repeat(2,1fr);gap:16px;}}
  @media (max-width:639px){.scenario-grid{grid-template-columns:1fr;}}

  /* FAQ */
  .faq{max-width:880px;margin:0 auto;}
  .faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;transition:border-color .22s ease-out,box-shadow .22s ease-out;}
  .faq-item.open{border-color:rgba(15,158,142,.35);box-shadow:var(--sh-1);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;text-align:left;font-size:17px;font-weight:600;color:var(--text);
  }
  .faq-q:hover{color:var(--brand);}
  .faq-icon{
    flex:0 0 26px;width:26px;height:26px;border-radius:8px;border:1px solid var(--line);
    display:grid;place-items:center;color:var(--brand);font-size:13px;transition:background-color .2s ease-out,color .2s ease-out,transform .2s ease-out;
  }
  .faq-item.open .faq-icon{background:var(--brand);color:#fff;border-color:var(--brand);}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out;}
  .faq-a-inner{padding:0 20px 20px;font-size:16px;line-height:1.8;color:var(--muted);}

  /* CTA 带 */
  .cta-band{background:var(--ink);color:#fff;position:relative;overflow:hidden;}
  .cta-band .pattern{
    position:absolute;inset:0;opacity:.06;pointer-events:none;
    background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
    background-size:40px 40px;
  }
  .cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:48px 0;}
  .cta-inner h2{font-size:24px;font-weight:700;line-height:1.35;margin-bottom:8px;color:#fff;}
  .cta-inner p{font-size:15px;color:rgba(226,247,244,.78);max-width:620px;}
  @media (min-width:1024px){.cta-inner h2{font-size:30px;}}
  @media (max-width:767px){
    .cta-inner{flex-direction:column;align-items:flex-start;padding:40px 0;}
  }

  /* 页脚 */
  .site-footer{background:var(--ink);color:rgba(226,247,244,.72);padding:56px 0 24px;font-size:15px;line-height:1.8;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;}
  .footer-grid h4{font-size:16px;font-weight:600;color:#fff;margin-bottom:14px;}
  .site-footer p{font-size:14px;color:rgba(226,247,244,.72);}
  .footer-note{font-size:13px;color:rgba(226,247,244,.55);margin-top:12px;}
  .footer-list{display:flex;flex-direction:column;gap:9px;font-size:14px;}
  .footer-list a{color:rgba(226,247,244,.78);}
  .footer-list a:hover{color:#fff;}
  .footer-list li{color:rgba(226,247,244,.7);}
  .footer-bottom{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
    margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
    font-size:13px;color:rgba(226,247,244,.62);
  }
  @media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px;}}
  @media (max-width:639px){.footer-grid{grid-template-columns:1fr;}}

  /* 移动端导航 */
  @media (max-width:1023px){
    .nav-links{
      position:fixed;top:0;right:0;bottom:0;width:290px;max-width:86vw;background:#fff;z-index:60;
      flex-direction:column;align-items:stretch;gap:0;padding:20px;
      transform:translateX(100%);transition:transform .28s ease-out;box-shadow:var(--sh-2);overflow-y:auto;
    }
    .nav-links.open{transform:translateX(0);}
    .nav-links > a{height:48px;padding:0;border-bottom:1px solid var(--line);border-radius:0;font-size:16px;}
    .nav-links > a.active::after{display:none;}
    .nav-links > a.active{color:var(--brand);}
    .nav-mask.open{opacity:1;pointer-events:auto;}
    .burger{display:grid;}
    .search-box{display:none;}
    .nav-cta{display:none;}
    .drawer-extra{display:flex;flex-direction:column;gap:14px;margin-top:20px;}
    .drawer-extra .search-box{display:flex;width:100%;}
    .drawer-extra .search-box input{width:100%;}
    .drawer-extra .btn{width:100%;}
  }

  ::selection{background:rgba(15,158,142,.2);}
  ::-webkit-scrollbar{width:10px;height:10px;}
  ::-webkit-scrollbar-thumb{background:#C7D6D3;border-radius:999px;border:2px solid var(--bg);}
  ::-webkit-scrollbar-thumb:hover{background:#A9BFBB;}

/* roulang page: category1 */
:root{
  --brand:#0F9E8E;
  --brand-hover:#0B8577;
  --brand-active:#0A6F63;
  --accent:#F5A524;
  --ink:#0B1F1E;
  --ink-2:#10403A;
  --bg:#F6F9F8;
  --card:#FFFFFF;
  --line:#E3EAE8;
  --text:#1D2A2E;
  --muted:#5C6E72;
  --ok:#16A34A;
  --warn:#F59E0B;
  --err:#DC2626;
  --r-card:16px;
  --r-btn:12px;
  --r-img:12px;
  --r-input:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(11,31,30,.06), 0 8px 24px -12px rgba(11,31,30,.18);
  --sh-2:0 12px 32px -12px rgba(11,31,30,.28);
}

html{scroll-behavior:smooth;}
html body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:17px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
*{box-sizing:border-box;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px;}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:#CBE3DF;font-size:14px;min-height:36px;display:flex;align-items:center;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar-left{display:flex;align-items:center;gap:14px;min-width:0;}
.topbar-left .domain{font-weight:600;color:#fff;letter-spacing:.2px;}
.topbar-tip{color:#93B3AE;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-tip::before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--brand);margin-right:8px;vertical-align:middle;}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-right a{color:#CBE3DF;transition:color .2s ease-out;}
.topbar-right a:hover{color:#fff;}
.hide-sm{display:none;}
@media (min-width:768px){.hide-sm{display:inline;}}
@media (max-width:767px){.topbar-tip{display:none;}}

/* ============ 主导航 ============ */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:60;transition:box-shadow .25s ease-out;}
.site-header.is-stuck{box-shadow:0 10px 24px -18px rgba(11,31,30,.65);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--text);white-space:nowrap;}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;line-height:1;}
.nav-links{display:none;align-items:center;gap:2px;}
@media (min-width:1024px){.nav-links{display:flex;}}
.nav-links a{position:relative;display:inline-block;padding:10px 14px;border-radius:10px;font-size:15px;font-weight:500;color:var(--text);transition:color .2s ease-out,background-color .2s ease-out;}
.nav-links a:hover{color:var(--brand);background:rgba(15,158,142,.08);}
.nav-links a.active{color:var(--brand);font-weight:700;}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--brand);}
.nav-tools{display:flex;align-items:center;gap:12px;}
.search-box{display:none;align-items:center;gap:8px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:#F2F7F6;width:236px;transition:border-color .2s ease-out,background-color .2s ease-out;}
@media (min-width:1280px){.search-box{display:flex;}}
.search-box:focus-within{border-color:var(--brand);background:#fff;}
.search-box i{color:var(--muted);font-size:14px;}
.search-box input{border:0;background:transparent;outline:0;width:100%;font-size:14px;color:var(--text);font-family:inherit;}
.search-box input::placeholder{color:#9AA9A6;}
.nav-cta{display:none;}
@media (min-width:768px){.nav-cta{display:inline-flex;}}
.burger{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:10px;color:var(--text);cursor:pointer;transition:border-color .2s ease-out,color .2s ease-out;}
.burger:hover{border-color:var(--brand);color:var(--brand);}
@media (min-width:1024px){.burger{display:none;}}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);padding:12px 24px;font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;cursor:pointer;transition:transform .25s ease-out,background-color .25s ease-out,color .25s ease-out,border-color .25s ease-out,box-shadow .25s ease-out;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-1px);box-shadow:0 12px 28px -14px rgba(15,158,142,.75);}
.btn-primary:active{background:var(--brand-active);transform:scale(.98);}
.btn-outline{background:#fff;border-color:#CBD9D6;color:var(--text);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.btn-outline:active{transform:scale(.98);}
.btn-white{background:#fff;color:var(--ink);}
.btn-white:hover{background:#E9F6F4;transform:translateY(-1px);box-shadow:0 12px 28px -16px rgba(255,255,255,.6);}
.btn-white:active{transform:scale(.98);}
.btn-pill{border-radius:999px;}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.btn[disabled]{opacity:.5;pointer-events:none;}

/* ============ 面包屑 + 分类头部 ============ */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#0B1F1E 0%,#10403A 100%);color:#fff;padding:34px 0 56px;}
@media (min-width:1024px){.page-hero{padding:44px 0 76px;}}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34;}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(11,31,30,.88) 0%,rgba(16,64,58,.76) 100%);}
.page-hero-inner{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:20px;}
.crumb a{color:rgba(255,255,255,.7);transition:color .2s ease-out;}
.crumb a:hover{color:#fff;}
.crumb .sep{opacity:.55;}
.crumb .current{color:#fff;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-badge);background:rgba(15,158,142,.24);border:1px solid rgba(15,158,142,.5);color:#9CE0D6;font-size:13px;font-weight:600;margin-bottom:18px;}
.hero-badge i{font-size:12px;}
.page-hero h1{font-size:clamp(32px,4.4vw,44px);font-weight:800;line-height:1.25;letter-spacing:-.01em;max-width:820px;}
.hero-desc{margin-top:16px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:660px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px 46px;margin-top:38px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14);}
.hero-stats .stat-num{font-size:26px;font-weight:800;line-height:1.2;color:#fff;font-variant-numeric:tabular-nums;}
.hero-stats .stat-num em{font-style:normal;font-size:15px;font-weight:600;color:#9CE0D6;margin-left:4px;}
.hero-stats .stat-label{font-size:14px;color:rgba(255,255,255,.66);margin-top:4px;}

/* ============ 板块通用 ============ */
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{margin-bottom:28px;max-width:760px;}
.sec-title{position:relative;padding-left:16px;font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.3;color:var(--text);}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand);}
.sec-sub{margin-top:12px;margin-left:16px;font-size:15px;line-height:1.75;color:var(--muted);}

/* ============ 筛选条 ============ */
.filter-wrap{position:sticky;top:68px;z-index:40;background:#fff;border-bottom:1px solid var(--line);}
.filter-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:12px;padding-bottom:12px;}
.chips{display:flex;align-items:center;gap:10px;overflow-x:auto;scrollbar-width:none;flex:1;min-width:0;}
.chips::-webkit-scrollbar{display:none;}
.chip{flex:none;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--muted);font-size:14px;font-weight:500;line-height:1.2;cursor:pointer;transition:all .2s ease-out;}
.chip:hover{border-color:#CBD9D6;color:var(--brand);}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.chip:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.sort{flex:none;}
.sort-select{height:40px;padding:0 34px 0 14px;border:1px solid var(--line);border-radius:var(--r-input);background:#fff url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235C6E72' d='M1 1l5 5 5-5'/%3E%3C/svg%3E") no-repeat right 14px center;font-size:14px;color:var(--text);font-family:inherit;cursor:pointer;appearance:none;}
.sort-select:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,158,142,.12);}
@media (max-width:767px){.sort{display:none;}}

/* ============ 分类树 + 卡片布局 ============ */
.cat-layout{display:grid;grid-template-columns:1fr;gap:28px;}
@media (min-width:1024px){.cat-layout{grid-template-columns:238px minmax(0,1fr);gap:32px;}}
.side-tree{display:none;}
@media (min-width:1024px){
  .side-tree{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 18px;box-shadow:var(--sh-1);position:sticky;top:148px;align-self:start;}
}
.tree-title{font-size:15px;font-weight:700;color:var(--text);padding-bottom:14px;margin-bottom:6px;border-bottom:1px solid var(--line);}
.tree-group{margin-top:16px;}
.tree-group h3{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.04em;margin-bottom:8px;padding-left:2px;}
.tree-group li a{display:block;padding:8px 12px;border-radius:8px;font-size:14px;color:var(--text);transition:all .2s ease-out;}
.tree-group li a:hover{background:rgba(15,158,142,.08);color:var(--brand);}
.tree-group li a.active{background:rgba(15,158,142,.12);color:var(--brand);font-weight:600;}
.tree-help{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;line-height:1.7;color:var(--muted);}
.tree-help a{color:var(--brand);font-weight:600;}

/* ============ 卡片网格 ============ */
.grid-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:24px;}
.grid-head .sec-title{font-size:clamp(21px,2.4vw,26px);}
.grid-head .sec-sub{margin-left:16px;font-size:14px;}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(228px,1fr));gap:24px;}
@media (max-width:639px){.card-grid{gap:16px;}}
.entry-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:transform .3s ease-out,box-shadow .3s ease-out,border-color .3s ease-out;}
.entry-card:hover{transform:translateY(-3px);border-color:rgba(15,158,142,.38);box-shadow:var(--sh-2);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EAF1EF;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.entry-card:hover .card-media img{transform:scale(1.04);}
.badge{position:absolute;left:12px;top:12px;padding:4px 10px;border-radius:var(--r-badge);font-size:12px;font-weight:600;line-height:1.5;background:rgba(15,158,142,.92);color:#fff;}
.badge.badge-accent{background:rgba(245,165,36,.95);color:#3B2708;}
.card-body{display:flex;flex-direction:column;gap:10px;padding:20px;flex:1 1 auto;}
@media (max-width:639px){.card-body{padding:16px;}}
.card-title{font-size:17px;font-weight:700;line-height:1.45;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-desc{font-size:14px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.card-meta .stars{color:var(--accent);font-size:12px;letter-spacing:1px;}
.card-meta .score{color:var(--accent);font-weight:700;font-size:15px;}
.card-meta .dot{opacity:.6;}
.card-btn{width:100%;margin-top:auto;}

/* ============ 卖点 ============ */
.feature-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:640px){.feature-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.feature-grid{grid-template-columns:repeat(4,1fr);}}
.feature-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 22px;box-shadow:var(--sh-1);transition:transform .3s ease-out,box-shadow .3s ease-out,border-color .3s ease-out;}
.feature-item:hover{transform:translateY(-3px);border-color:rgba(15,158,142,.32);box-shadow:var(--sh-2);}
.feature-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:rgba(15,158,142,.12);color:var(--brand);font-size:20px;margin-bottom:16px;}
.feature-item h3{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:10px;}
.feature-item p{font-size:14px;line-height:1.75;color:var(--muted);}

/* ============ 适用场景 ============ */
.scene-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:768px){.scene-grid{grid-template-columns:repeat(3,1fr);}}
.scene-card{background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:14px;padding:24px 22px;box-shadow:var(--sh-1);transition:transform .3s ease-out,box-shadow .3s ease-out;}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.scene-tag{display:inline-block;padding:4px 10px;border-radius:var(--r-badge);background:rgba(15,158,142,.12);color:var(--brand);font-size:12px;font-weight:600;margin-bottom:14px;}
.scene-card h3{font-size:18px;font-weight:600;line-height:1.45;margin-bottom:10px;}
.scene-card p{font-size:14px;line-height:1.75;color:var(--muted);}
.scene-list{margin-top:16px;display:grid;gap:8px;}
.scene-list li{position:relative;padding-left:18px;font-size:14px;color:var(--text);}
.scene-list li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:2px;background:var(--brand);}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:768px){.steps{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);}}
.step{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:22px 20px;}
.step-num{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--brand);color:#fff;font-size:16px;font-weight:700;margin-bottom:14px;}
.step h3{font-size:17px;font-weight:600;line-height:1.4;margin-bottom:8px;}
.step p{font-size:14px;line-height:1.75;color:var(--muted);}

/* ============ 反馈 ============ */
.review-wrap{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){.review-wrap{grid-template-columns:320px minmax(0,1fr);gap:32px;}}
.rating-box{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh-1);}
.rating-score{font-size:44px;font-weight:800;line-height:1.1;color:var(--text);}
.rating-score span{font-size:16px;font-weight:600;color:var(--muted);margin-left:4px;}
.rating-stars{color:var(--accent);font-size:15px;letter-spacing:2px;margin-top:8px;}
.rating-note{margin-top:12px;font-size:14px;color:var(--muted);}
.rating-bar{height:8px;border-radius:999px;background:#EAF1EF;overflow:hidden;margin:14px 0 6px;}
.rating-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),#4FC3B4);}
.rating-sub{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);}
.review-list{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:768px){.review-list{grid-template-columns:repeat(3,1fr);}}
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 20px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;transition:transform .3s ease-out,box-shadow .3s ease-out;}
.review-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.review-top{display:flex;align-items:center;gap:12px;}
.avatar{width:42px;height:42px;border-radius:50%;background:rgba(15,158,142,.14);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:16px;flex:none;}
.review-name{font-size:15px;font-weight:600;color:var(--text);}
.review-loc{font-size:13px;color:var(--muted);}
.review-text{font-size:14px;line-height:1.8;color:var(--text);}
.review-stars{color:var(--accent);font-size:12px;letter-spacing:1px;}

/* ============ FAQ ============ */
.faq-list{max-width:860px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out;}
.faq-item.open{border-color:rgba(15,158,142,.4);box-shadow:var(--sh-1);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:none;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;line-height:1.6;}
.faq-q:focus-visible{outline:2px solid var(--brand);outline-offset:-2px;}
.faq-icon{flex:none;width:26px;height:26px;border-radius:8px;border:1px solid var(--line);display:grid;place-items:center;color:var(--brand);font-size:16px;line-height:1;transition:transform .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;}
.faq-item.open .faq-icon{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out;}
.faq-item.open .faq-a{max-height:520px;}
.faq-a-inner{padding:0 20px 20px;font-size:16px;line-height:1.8;color:var(--muted);}

/* ============ CTA 带 ============ */
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:56px 0;}
@media (min-width:1024px){.cta-band{padding:72px 0;}}
.cta-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:34px 34px;opacity:.7;}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:24px;}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px;}}
.cta-band h2{font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.3;}
.cta-band p{margin-top:12px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.76);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:none;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#C6D8D6;font-size:14px;line-height:1.8;padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr;}}
.site-footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:14px;}
.footer-list{display:grid;gap:10px;}
.footer-list a{color:#C6D8D6;transition:color .2s ease-out;}
.footer-list a:hover{color:#fff;}
.footer-note{color:#8FA8A5;font-size:13px;margin-top:12px;}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#8FA8A5;}

/* ============ 抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(11,31,30,.5);z-index:70;opacity:0;pointer-events:none;transition:opacity .28s ease-out;}
.drawer-mask.open{opacity:1;pointer-events:auto;}
.drawer{position:fixed;top:0;right:0;height:100%;width:312px;max-width:86vw;background:#fff;z-index:80;padding:22px 20px 32px;overflow-y:auto;transform:translateX(100%);transition:transform .28s ease-out;box-shadow:-14px 0 36px rgba(11,31,30,.24);}
.drawer.open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text);cursor:pointer;display:grid;place-items:center;}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-link{display:flex;align-items:center;height:48px;font-size:16px;font-weight:500;color:var(--text);border-bottom:1px solid var(--line);transition:color .2s ease-out;}
.drawer-link:hover{color:var(--brand);}
.drawer-link.active{color:var(--brand);font-weight:700;}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-input);background:#F2F7F6;margin:18px 0;}
.drawer-search input{border:0;background:transparent;outline:0;width:100%;font-size:15px;font-family:inherit;color:var(--text);}
.drawer-search i{color:var(--muted);}
.drawer .btn{width:100%;margin-top:20px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* roulang page: category3 */
:root{
  --brand:#0F9E8E;
  --brand-dark:#0B8577;
  --brand-press:#0A6F63;
  --brand-soft:rgba(15,158,142,.10);
  --accent:#F5A524;
  --ink:#0B1F1E;
  --ink-2:#10403A;
  --bg:#F6F9F8;
  --card:#FFFFFF;
  --line:#E3EAE8;
  --text:#1D2A2E;
  --muted:#5C6E72;
  --ok:#16A34A;
  --warn:#F59E0B;
  --err:#DC2626;
  --r-card:16px;
  --r-btn:12px;
  --shadow-1:0 1px 2px rgba(11,31,30,.06),0 8px 24px -12px rgba(11,31,30,.18);
  --shadow-2:0 12px 32px -12px rgba(11,31,30,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-dark)}
button,input,select{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-alt{background:#fff}

/* 顶部信息条 */
.topbar{background:var(--ink);color:#A9BFBC;font-size:14px}
.topbar-inner{display:flex;align-items:center;gap:18px;height:36px;white-space:nowrap}
.topbar .tb-domain{color:#fff;font-weight:600;font-variant-numeric:tabular-nums}
.topbar .tb-tip{color:#8FA6A3}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:18px}
.topbar-right a{color:#A9BFBC}
.topbar-right a:hover{color:#fff}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease-out}
.site-header.scrolled{box-shadow:var(--shadow-1)}
.nav-inner{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text);letter-spacing:-.01em}
.logo:hover{color:var(--text)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--ink-2));
  color:#fff;display:grid;place-items:center;font-size:17px;font-weight:700;
  box-shadow:0 6px 16px -8px rgba(15,158,142,.9);
}
.nav-links{display:flex;align-items:center;justify-content:center;gap:2px;flex:1}
.nav-links a{
  position:relative;padding:10px 14px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--muted);
  transition:color .2s ease-out,background .2s ease-out;
}
.nav-links a:hover{color:var(--brand);background:var(--brand-soft)}
.nav-links a.active{color:var(--brand);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-tools{display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;width:240px;
  padding:0 14px;border:1px solid var(--line);border-radius:999px;background:#fff;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,158,142,.12)}
.search-box i{color:#9AA9A6;font-size:14px}
.search-box input{flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:14px;color:var(--text)}
.search-box input::placeholder{color:#9AA9A6}
.burger{
  display:none;width:42px;height:42px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--text);
  font-size:16px;cursor:pointer;transition:.2s ease-out;
}
.burger:hover{border-color:var(--brand);color:var(--brand)}
.drawer-mask{
  display:none;position:fixed;inset:0;background:rgba(11,31,30,.5);z-index:55;
  opacity:0;transition:opacity .25s ease-out;
}
.drawer-mask.show{display:block;opacity:1}
.drawer-cta{display:none}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;padding:12px 24px;
  border:1px solid transparent;border-radius:var(--r-btn);cursor:pointer;
  transition:background .22s ease-out,color .22s ease-out,border-color .22s ease-out,transform .22s ease-out,box-shadow .22s ease-out;
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{background:var(--brand-press)}
.btn-ghost{background:#fff;border-color:#CBD9D6;color:var(--text)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:#EAF6F4;color:var(--ink);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-pill{border-radius:999px}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:14px 30px;font-size:16px}
.btn[disabled]{opacity:.5;pointer-events:none}

/* 徽章与标签 */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:6px;
  background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600;line-height:1.6;
}
.badge-accent{background:rgba(245,165,36,.16);color:#B4740C}
.badge-ink{background:rgba(255,255,255,.14);color:#fff}
.badge-ok{background:rgba(22,163,74,.12);color:var(--ok)}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--ink),var(--ink-2));color:#fff}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.42}
.hero-veil{position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,31,30,.88) 0%,rgba(11,31,30,.62) 55%,rgba(16,64,58,.72) 100%)}
.hero-body{position:relative;z-index:2;padding:64px 0 72px}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:24px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff}
.crumb .sep{color:rgba(255,255,255,.4)}
.crumb .current{color:#fff}
.hero h1{
  font-size:44px;line-height:1.25;font-weight:800;letter-spacing:-.01em;
  margin:14px 0 16px;max-width:820px;
}
.hero-lede{font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:640px}
.hero-stats{display:flex;flex-wrap:wrap;gap:44px;margin-top:40px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14)}
.stat-num{font-size:28px;font-weight:800;line-height:1.2;font-variant-numeric:tabular-nums}
.stat-label{font-size:14px;color:rgba(255,255,255,.7)}

/* 筛选条 */
.filter-bar{position:sticky;top:68px;z-index:30;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 6px 18px -18px rgba(11,31,30,.4)}
.filter-inner{display:flex;align-items:center;gap:10px;padding:12px 0;overflow-x:auto;scrollbar-width:none}
.filter-inner::-webkit-scrollbar{display:none}
.chip{
  flex:none;padding:8px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--muted);font-size:14px;cursor:pointer;white-space:nowrap;
  transition:all .2s ease-out;
}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff}
.sort-select{
  flex:none;margin-left:auto;height:40px;padding:0 14px;border:1px solid var(--line);
  border-radius:10px;background:#fff;color:var(--text);font-size:14px;cursor:pointer;
}
.sort-select:hover{border-color:var(--brand)}

/* 标题系统 */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.h2{position:relative;padding-left:16px;font-size:32px;line-height:1.3;font-weight:700;letter-spacing:-.01em}
.h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;background:var(--brand);border-radius:2px}
.section-lede{color:var(--muted);font-size:15px;max-width:660px;margin-top:10px}
.text-link{font-size:15px;font-weight:600;white-space:nowrap}

/* 杂志式礼包区 */
.mag-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.mag-lead{
  grid-column:span 2;position:relative;display:flex;align-items:flex-end;
  border-radius:var(--r-card);overflow:hidden;min-height:400px;color:#fff;
  box-shadow:var(--shadow-1);transition:box-shadow .25s ease-out,transform .25s ease-out;
}
.mag-lead:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.mag-lead img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.mag-lead::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,30,.15),rgba(11,31,30,.9))}
.mag-lead-body{position:relative;z-index:2;padding:32px}
.mag-lead-body h3{font-size:26px;font-weight:700;line-height:1.35;margin:14px 0 10px}
.mag-lead-body p{color:rgba(255,255,255,.84);font-size:15px;max-width:520px}
.mag-lead-meta{display:flex;align-items:center;gap:18px;margin-top:20px;font-size:14px;color:rgba(255,255,255,.72)}
.mag-side{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:border-color .25s ease-out,box-shadow .25s ease-out,transform .25s ease-out;
}
.mag-side:hover{border-color:rgba(15,158,142,.3);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.mag-side .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg)}
.mag-side .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.mag-side:hover .thumb img{transform:scale(1.03)}
.mag-side-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.mag-side-body h3{font-size:19px;font-weight:600;line-height:1.45}
.mag-side-body p{font-size:14px;color:var(--muted);line-height:1.7}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:8px}
.price{font-size:18px;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums}

/* 类型卡 */
.type-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.type-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);transition:.25s ease-out;
}
.type-card:hover{border-color:rgba(15,158,142,.35);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.type-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(15,158,142,.12);color:var(--brand);font-size:18px;margin-bottom:16px;
}
.type-card h3{font-size:19px;font-weight:600;margin-bottom:8px}
.type-card p{font-size:15px;color:var(--muted);line-height:1.75}
.type-list{margin-top:14px;font-size:14px;color:var(--muted)}
.type-list li{position:relative;padding-left:16px;margin-bottom:6px}
.type-list li::before{content:"";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:2px;background:var(--brand)}

/* 场景卡 */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);transition:.25s ease-out;
}
.scene-card:hover{border-color:rgba(15,158,142,.35);box-shadow:var(--shadow-2)}
.scene-card h3{font-size:18px;font-weight:600;margin-bottom:10px}
.scene-card p{font-size:15px;color:var(--muted);line-height:1.75}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding:26px 22px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1)}
.step-num{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--ink-2));color:#fff;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step p{font-size:15px;color:var(--muted);line-height:1.75}

/* 明细列表 */
.rows{border-top:1px solid var(--line);background:#fff;border-radius:var(--r-card);box-shadow:var(--shadow-1);overflow:hidden;padding:0 8px}
.row{
  display:grid;grid-template-columns:92px 1.6fr 1fr auto;gap:18px;align-items:center;
  padding:18px 14px;border-bottom:1px solid var(--line);transition:background .2s ease-out;
}
.rows .row:last-child{border-bottom:0}
.row:hover{background:#F4FAF9}
.row:hover .row-title{color:var(--brand)}
.row-title{font-size:16px;font-weight:600;transition:color .2s ease-out}
.row-desc{font-size:14px;color:var(--muted)}
.row time{font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}

/* FAQ */
.faq{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1)}
.faq-item+.faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--text);transition:color .2s ease-out,background .2s ease-out;
}
.faq-q:hover{color:var(--brand);background:#F8FCFB}
.faq-icon{position:relative;flex:none;width:24px;height:24px;border:1px solid var(--line);border-radius:8px;transition:.2s ease-out}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transition:transform .2s ease-out,background .2s ease-out}
.faq-icon::before{width:11px;height:2px;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:11px;transform:translate(-50%,-50%)}
.faq-item.open .faq-icon{background:var(--brand);border-color:var(--brand)}
.faq-item.open .faq-icon::before,.faq-item.open .faq-icon::after{background:#fff}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out}
.faq-a-inner{padding:0 22px 22px;font-size:16px;line-height:1.8;color:var(--muted)}

/* CTA 带 */
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:#fff}
.cta-band .cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.07}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;padding:64px 0}
.cta-inner h2{font-size:30px;font-weight:700;line-height:1.35;margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.78);font-size:16px;max-width:600px}

/* 页脚 */
.site-footer{background:var(--ink);color:#B9C9C6;font-size:15px;padding-top:56px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:40px}
.footer-grid h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:14px}
.footer-grid p{line-height:1.8}
.footer-list li{margin-bottom:10px}
.footer-list a{color:#B9C9C6}
.footer-list a:hover{color:#fff}
.footer-note{font-size:13px;color:#8FA3A0;margin-top:12px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding:20px 0 24px;
  font-size:14px;color:#8FA3A0;
}

/* 响应式 */
@media (max-width:1280px){
  .mag-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .nav-links{
    position:fixed;top:0;right:0;height:100%;width:290px;flex-direction:column;
    align-items:stretch;justify-content:flex-start;gap:0;margin:0;padding:76px 16px 24px;
    background:#fff;transform:translateX(100%);transition:transform .25s ease-out;
    z-index:60;box-shadow:-12px 0 32px rgba(11,31,30,.18);overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0)}
  .nav-links a{height:48px;display:flex;align-items:center;padding:0 14px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-links a.active{background:var(--brand-soft)}
  .nav-links a.active::after{display:none}
  .drawer-cta{display:flex;margin-top:20px}
  .search-box{display:none}
  .nav-cta{display:none}
  .burger{display:inline-flex}
  .filter-bar{top:60px}
  .mag-grid{grid-template-columns:1fr}
  .mag-lead{grid-column:auto;min-height:320px}
  .type-grid,.scene-grid,.steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:34px}
  .hero-stats{gap:32px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:56px 0}
}
@media (max-width:768px){
  .topbar .tb-tip{display:none}
  .topbar-right a:nth-child(2){display:none}
  .nav-inner{height:60px}
  .hero-body{padding:44px 0 56px}
  .hero h1{font-size:32px}
  .stat-num{font-size:24px}
  .h2{font-size:26px}
  .row{grid-template-columns:1fr;gap:6px;align-items:flex-start}
  .row time{font-size:13px}
  .cta-inner h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  body{font-size:16px}
  .section{padding:56px 0}
  .type-grid,.scene-grid,.steps{grid-template-columns:1fr}
  .hero h1{font-size:28px}
  .hero-stats{gap:22px}
  .mag-lead-body{padding:22px}
  .mag-lead-body h3{font-size:21px}
  .section-head{flex-direction:column;align-items:flex-start}
}