/* roulang page: index */
:root{
  --orange:#F04E23;--orange-d:#D33F17;--orange-p:#B83512;--orange-l:#FDEDE7;
  --teal:#12A594;--teal-l:#E4F6F3;--teal-t:#0C7C70;
  --ink:#14171A;--iron:#3A4046;--silver:#C7CDD4;--mist:#EDEFF2;
  --moon:#F6F3EE;--white:#fff;--yellow:#FFC24B;--paper:#FAFAF8;
  --line:#E3E6EB;--muted:#7A828A;
  --r-card:18px;--r-img:14px;--r-badge:6px;--r-pill:999px;--r-input:10px;
  --sh1:0 1px 2px rgba(20,23,26,.06);
  --sh2:0 8px 24px rgba(20,23,26,.08);
  --sh3:0 18px 48px rgba(20,23,26,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
  --font:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow Condensed","Noto Sans SC","PingFang SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.85;color:var(--iron);background:var(--moon);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease)}
button,input{font-family:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:0;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
::selection{background:var(--orange);color:#fff}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:999}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;box-shadow:0 0 0 3px rgba(240,78,35,.18)}

/* ---------- topbar ---------- */
.topbar{background:var(--ink);color:var(--silver);font-size:13px;line-height:36px}
.topbar__in{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar__note{margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#DDE1E5}
.topbar__note i{color:var(--orange);margin-right:8px}
.topbar__links{display:flex;align-items:center;gap:14px;white-space:nowrap}
.topbar__links a{color:#fff;font-weight:600}
.topbar__links a:hover{color:var(--orange)}
.topbar__sep{width:1px;height:14px;background:#3A4046}

/* ---------- header ---------- */
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:120;transition:box-shadow .18s var(--ease)}
.site-header.is-stuck{box-shadow:var(--sh2)}
.header__in{display:flex;align-items:center;gap:32px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo__mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--orange),var(--orange-p));color:#fff;font-family:var(--font-num);font-weight:700;font-size:17px;display:flex;align-items:center;justify-content:center;letter-spacing:.5px}
.logo__text{font-size:18px;font-weight:800;color:var(--ink);white-space:nowrap}
.main-nav{flex:1}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{display:inline-block;padding:9px 14px;border-radius:var(--r-pill);font-size:15px;font-weight:600;color:var(--iron);transition:all .18s var(--ease)}
.main-nav a:hover{background:var(--mist);color:var(--ink)}
.main-nav li.active a{background:var(--ink);color:#fff}
.header__actions{display:flex;align-items:center;gap:10px;flex:none}
.mega{position:relative}
.mega__trigger{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:var(--r-pill);border:1px solid var(--ink);background:transparent;color:var(--ink);font-size:14px;font-weight:600;transition:all .18s var(--ease)}
.mega__trigger i{font-size:11px;transition:transform .18s var(--ease)}
.mega:hover .mega__trigger,.mega:focus-within .mega__trigger{background:var(--mist)}
.mega:hover .mega__trigger i,.mega:focus-within .mega__trigger i{transform:rotate(180deg)}
.mega__panel{position:absolute;top:calc(100% + 10px);right:0;width:720px;max-height:480px;overflow:auto;background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh3);border:1px solid var(--line);padding:26px;display:grid;grid-template-columns:1.1fr 1fr;gap:28px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .15s var(--ease)}
.mega:hover .mega__panel,.mega:focus-within .mega__panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega__coltitle{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:1px;margin-bottom:14px}
.mega__list li a{display:block;padding:9px 12px;border-left:3px solid transparent;border-radius:8px;font-size:14px;color:var(--iron);transition:all .18s var(--ease)}
.mega__list li a:hover{border-left-color:var(--orange);background:var(--paper);color:var(--ink);padding-left:16px}
.mega__mini{display:flex;gap:12px;padding:10px;border-radius:12px;transition:background .18s var(--ease)}
.mega__mini:hover{background:var(--paper)}
.mega__mini img{width:80px;height:56px;object-fit:cover;border-radius:8px;flex:none}
.mega__mini h4{font-size:14px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--ink)}
.mega__mini span{font-size:12px;color:var(--muted);font-family:var(--font-num);letter-spacing:.5px}
.hamburger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:var(--white);color:var(--ink);font-size:17px}

/* mobile drawer */
.drawer{position:fixed;inset:0 0 0 auto;width:82%;max-width:340px;background:var(--white);z-index:200;transform:translateX(100%);transition:transform .2s var(--ease);padding:20px;overflow:auto}
.drawer.is-open{transform:translateX(0)}
.drawer__mask{position:fixed;inset:0;background:rgba(20,23,26,.5);z-index:190;opacity:0;visibility:hidden;transition:all .2s var(--ease)}
.drawer__mask.is-open{opacity:1;visibility:visible}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer__close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink)}
.drawer nav a{display:block;line-height:44px;border-bottom:1px solid var(--line);font-size:15px;font-weight:600;color:var(--ink)}
.drawer nav a.active{color:var(--orange)}
.drawer__sub a{display:block;padding-left:14px;font-weight:400;color:var(--iron)}
.drawer__cta{margin-top:20px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;transition:all .18s var(--ease);white-space:nowrap}
.btn--primary{background:var(--orange);color:#fff;box-shadow:var(--sh1)}
.btn--primary:hover{background:var(--orange-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn--primary:active{background:var(--orange-p);transform:translateY(0)}
.btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn--light{background:var(--white);color:var(--ink)}
.btn--light:hover{background:var(--mist);color:var(--ink);transform:translateY(-1px)}
.btn--sm{height:32px;padding:0 15px;font-size:13px}
.btn--block{width:100%}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:var(--r-badge);font-size:13px;font-weight:600;line-height:1.5}
.badge--cat{background:var(--mist);color:var(--iron)}
.badge--good{background:var(--teal-l);color:var(--teal-t)}
.badge--hot{background:var(--orange-l);color:var(--orange-p)}
.badge--time{background:var(--yellow);color:var(--ink);font-family:var(--font-num);letter-spacing:.5px}

/* ---------- hero ---------- */
.hero{position:relative;padding:76px 0 88px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:.07}
.hero::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(20,23,26,.05) 0 1px,transparent 1px 12px);opacity:.5;pointer-events:none}
.hero__grid{position:relative;z-index:2;align-items:center}
.hero__copy{padding-right:36px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-pill);padding:6px 16px;font-size:13px;font-weight:600;color:var(--iron);box-shadow:var(--sh1)}
.eyebrow i{color:var(--orange)}
.hero h1{margin:22px 0 18px;font-size:40px;line-height:1.25;font-weight:800}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero__sub{font-size:17px;color:var(--iron);max-width:520px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 34px}
.hero__stats{display:flex;flex-wrap:wrap;gap:12px}
.stat{background:var(--white);border-radius:14px;padding:12px 20px;box-shadow:var(--sh1);min-width:132px}
.stat b{display:block;font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2}
.stat span{font-size:13px;color:var(--muted)}
.hero__visual{position:relative;display:flex;justify-content:flex-end;padding-left:20px}
.phone{position:relative;width:300px;aspect-ratio:9/16;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh3);background:var(--ink);border:6px solid var(--ink);transform:rotate(2deg)}
.phone img{width:100%;height:100%;object-fit:cover;border-radius:12px}
.phone__overlay{position:absolute;left:0;right:0;bottom:0;padding:20px;background:linear-gradient(to top,rgba(20,23,26,.88),rgba(20,23,26,0));color:#fff}
.phone__overlay h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:6px}
.phone__overlay p{font-size:13px;color:#D9DEE3}
.phone__time{position:absolute;top:14px;right:14px}
.phone__play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--orange);display:flex;align-items:center;justify-content:center;font-size:19px;box-shadow:var(--sh2)}
.mini-card{position:absolute;left:-12px;bottom:26px;width:190px;background:#fff;border-radius:16px;padding:12px;box-shadow:var(--sh3);display:flex;gap:10px;align-items:center;transform:rotate(-3deg)}
.mini-card img{width:56px;height:72px;object-fit:cover;border-radius:10px;flex:none}
.mini-card h5{margin:0;font-size:13px;font-weight:600;color:var(--ink);line-height:1.5}
.mini-card span{font-size:12px;color:var(--muted)}

/* ---------- section shell ---------- */
.section{padding:96px 0}
.section--tint{background:var(--white)}
.section--paper{background:var(--paper)}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:42px}
.section__title{position:relative;padding-left:18px;font-size:30px;font-weight:700}
.section__title::before{content:"";position:absolute;left:0;top:6px;width:4px;height:22px;border-radius:2px;background:var(--orange)}
.section__desc{margin-top:10px;padding-left:18px;font-size:15px;color:var(--muted);max-width:640px}
.link-more{font-size:14px;font-weight:600;color:var(--iron);display:inline-flex;align-items:center;gap:6px;border-bottom:1px dashed var(--silver);padding-bottom:2px}
.link-more:hover{color:var(--orange);border-color:var(--orange)}

/* ---------- clip rail ---------- */
.clip-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.clip-card{background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);padding:14px;transition:all .18s var(--ease)}
.clip-card:hover{box-shadow:var(--sh2);transform:translateY(-2px)}
.clip-card__media{position:relative;aspect-ratio:9/16;border-radius:var(--r-img);overflow:hidden;background:var(--mist)}
.clip-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .18s var(--ease)}
.clip-card:hover .clip-card__media img{transform:scale(1.04)}
.clip-card__mask{position:absolute;inset:0;background:linear-gradient(to top,rgba(20,23,26,.7),rgba(20,23,26,0) 55%);opacity:0;transition:opacity .18s var(--ease)}
.clip-card:hover .clip-card__mask{opacity:1}
.clip-card__time{position:absolute;top:10px;left:10px}
.clip-card__cat{position:absolute;top:10px;right:10px;background:rgba(255,255,255,.94);color:var(--iron)}
.clip-card h3{margin:14px 0 6px;font-size:16px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:48px}
.clip-card p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clip-card__foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.clip-card__foot span{font-size:12px;color:var(--muted);font-family:var(--font-num);letter-spacing:.4px}

/* ---------- picks list ---------- */
.pick{display:grid;grid-template-columns:96px 320px 1fr;gap:32px;align-items:center;padding:36px 0;border-bottom:1px dashed var(--line)}
.pick:last-child{border-bottom:0}
.pick__num{font-family:var(--font-num);font-size:48px;font-weight:700;color:var(--orange);opacity:.4;line-height:1;font-variant-numeric:tabular-nums}
.pick__media{aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;background:var(--mist)}
.pick__media img{width:100%;height:100%;object-fit:cover;transition:transform .18s var(--ease)}
.pick:hover .pick__media img{transform:scale(1.04)}
.pick__body h3{font-size:22px;margin-bottom:12px}
.pick__points{display:flex;flex-wrap:wrap;gap:10px 22px;margin:14px 0}
.pick__points li{font-size:14px;color:var(--iron);position:relative;padding-left:16px}
.pick__points li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--teal)}
.pick__foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap}

/* ---------- news (CMS) ---------- */
.news-lead{display:grid;grid-template-columns:1.05fr 1fr;gap:32px;background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden;margin-bottom:24px;transition:box-shadow .18s var(--ease)}
.news-lead:hover{box-shadow:var(--sh2)}
.news-lead__media{aspect-ratio:16/10;overflow:hidden;background:var(--mist)}
.news-lead__media img{width:100%;height:100%;object-fit:cover;transition:transform .18s var(--ease)}
.news-lead:hover .news-lead__media img{transform:scale(1.03)}
.news-lead__body{padding:34px 34px 34px 0;display:flex;flex-direction:column;justify-content:center}
.news-lead__body h3{font-size:24px;margin:14px 0 12px;line-height:1.45}
.news-lead__body h3 a:hover{color:var(--orange)}
.news-lead__excerpt{font-size:15px;color:var(--iron);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:14px;margin-top:20px;font-size:13px;color:var(--muted)}
.news-meta time{font-family:var(--font-num);letter-spacing:.5px}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden;display:flex;flex-direction:column;transition:all .18s var(--ease)}
.news-card:hover{box-shadow:var(--sh2);transform:translateY(-2px)}
.news-card__media{aspect-ratio:16/9;overflow:hidden;background:var(--mist)}
.news-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .18s var(--ease)}
.news-card:hover .news-card__media img{transform:scale(1.04)}
.news-card__body{padding:22px;display:flex;flex-direction:column;flex:1}
.news-card h3{font-size:17px;font-weight:600;margin:12px 0 8px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.news-more{margin-top:24px;display:grid;grid-template-columns:repeat(2,1fr);gap:12px 32px}
.news-more a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--iron)}
.news-more a:hover{color:var(--orange)}
.news-more a span{font-size:12px;color:var(--muted);font-family:var(--font-num);flex:none}
.news-empty{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;background:var(--white);border:1px dashed var(--silver);border-radius:var(--r-card);color:var(--muted);font-size:15px;text-align:center;padding:24px}

/* ---------- reviews ---------- */
.review-rail{display:flex;gap:16px;overflow-x:auto;padding:6px 4px 18px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.review-rail::-webkit-scrollbar{height:6px}
.review-rail::-webkit-scrollbar-thumb{background:var(--silver);border-radius:6px}
.review{flex:0 0 306px;scroll-snap-align:start;background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);padding:22px}
.review__top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review__avatar{width:42px;height:42px;border-radius:50%;background:var(--mist);display:flex;align-items:center;justify-content:center;color:var(--iron);font-weight:700;font-size:15px;flex:none}
.review__name{font-size:14px;font-weight:600;color:var(--ink)}
.review__stars{color:var(--yellow);font-size:12px;letter-spacing:2px}
.review p{font-size:14px;color:var(--iron);min-height:66px}
.review__from{margin-top:12px;font-size:12px;color:var(--muted)}

/* ---------- faq ---------- */
.faq{background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden}
.faq__item{border-bottom:1px solid var(--silver)}
.faq__item:last-child{border-bottom:0}
.faq__q{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:56px;padding:16px 26px;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;transition:background .18s var(--ease)}
.faq__q::-webkit-details-marker{display:none}
.faq__q:hover{background:var(--paper)}
.faq__icon{position:relative;width:18px;height:18px;flex:none}
.faq__icon::before,.faq__icon::after{content:"";position:absolute;background:var(--orange);border-radius:2px;transition:transform .18s var(--ease)}
.faq__icon::before{left:0;top:8px;width:18px;height:2px}
.faq__icon::after{left:8px;top:0;width:2px;height:18px}
.faq__item[open] .faq__icon::after{transform:rotate(90deg)}
.faq__a{padding:0 26px 22px;font-size:15px;color:var(--iron);max-width:900px}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink);border-radius:var(--r-card);padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:30px;line-height:1.35;max-width:640px}
.cta-band p{color:var(--silver);margin-top:12px;font-size:15px}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--silver);margin-top:96px;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:48px}
.footer-brand .logo__text{color:#fff}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.9;color:var(--silver);max-width:320px}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
.footer-links li{margin-bottom:11px}
.footer-links a{font-size:14px;color:var(--silver)}
.footer-links a:hover{color:var(--orange);text-decoration:underline;text-underline-offset:2px}
.footer-form label{display:block;font-size:13px;color:var(--silver);margin-bottom:8px}
.footer-form input{width:100%;height:48px;border-radius:var(--r-input);border:1px solid #3A4046;background:#1D2126;color:#fff;padding:0 14px;font-size:14px;margin-bottom:14px;transition:all .18s var(--ease)}
.footer-form input::placeholder{color:#7A828A}
.footer-form input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(240,78,35,.18)}
.form-msg{font-size:13px;color:var(--yellow);margin-top:10px;min-height:20px}
.footer-bottom{margin-top:56px;border-top:1px solid #2A2F35;padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8A9199}

/* ---------- mobile buy bar ---------- */
.buy-bar{display:none;position:fixed;left:0;right:0;bottom:0;height:64px;background:#fff;box-shadow:0 -8px 24px rgba(20,23,26,.1);padding:0 16px;align-items:center;justify-content:space-between;gap:12px;z-index:150}
.buy-bar__txt{font-size:13px;color:var(--iron);line-height:1.4}
.buy-bar__txt b{display:block;font-family:var(--font-num);font-size:17px;color:var(--orange);font-variant-numeric:tabular-nums}

@media (max-width:1279px){
  .hero h1{font-size:36px}
  .clip-rail{grid-template-columns:repeat(4,1fr);gap:18px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .hamburger{display:inline-flex;align-items:center;justify-content:center}
  .mega{display:none}
  .hero{padding:56px 0 64px}
  .hero__copy{padding-right:0;margin-bottom:48px}
  .hero__visual{justify-content:center;padding-left:0}
  .hero h1{font-size:32px}
  .section{padding:64px 0}
  .section__title{font-size:25px}
  .clip-rail{grid-template-columns:repeat(2,1fr)}
  .pick{grid-template-columns:64px 220px 1fr;gap:22px}
  .pick__num{font-size:40px}
  .news-lead{grid-template-columns:1fr}
  .news-lead__body{padding:0 26px 30px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-more{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-band{padding:34px}
  .cta-band h2{font-size:24px}
  .buy-bar{display:flex}
  body{padding-bottom:72px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .topbar__links .topbar__sep,.topbar__links span{display:none}
  .hero h1{font-size:28px}
  .hero__sub{font-size:15px}
  .hero__cta .btn{flex:1}
  .phone{width:250px}
  .mini-card{left:-4px;bottom:12px;width:160px}
  .clip-rail{grid-template-columns:1fr;gap:18px}
  .clip-card__media{aspect-ratio:4/5}
  .pick{grid-template-columns:1fr;gap:14px;padding:26px 0}
  .pick__num{font-size:34px}
  .pick__media{aspect-ratio:16/9}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:26px}
  .cta-band__actions .btn{width:100%}
  .section__head{flex-direction:column;align-items:flex-start;gap:12px}
  .review{flex:0 0 254px}
  .faq__q{font-size:15px;padding:14px 18px}
  .faq__a{padding:0 18px 18px}
}
@media (max-width:519px){
  .topbar{font-size:12px}
  .logo__text{font-size:16px}
  .hero{padding:42px 0 52px}
  .stat{flex:1;min-width:auto;padding:10px 14px}
  .stat b{font-size:22px}
  .news-lead__body{padding:0 18px 24px}
  .news-lead__body h3{font-size:19px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
:root{
  --c-orange:#F04E23;
  --c-orange-hover:#D33F17;
  --c-orange-press:#B83512;
  --c-orange-soft:#FDEDE7;
  --c-teal:#12A594;
  --c-teal-bg:#E4F6F3;
  --c-teal-text:#0C7C70;
  --c-ink:#14171A;
  --c-body:#3A4046;
  --c-silver:#C7CDD4;
  --c-mist:#EDEFF2;
  --c-bg:#F6F3EE;
  --c-white:#FFFFFF;
  --c-yellow:#FFC24B;
  --c-line:#E3E6EB;
  --c-mute:#7A828A;
  --r-card:18px;
  --r-img:14px;
  --r-badge:6px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(20,23,26,.06);
  --sh2:0 8px 24px rgba(20,23,26,.08);
  --sh3:0 18px 48px rgba(20,23,26,.14);
  --t:180ms cubic-bezier(.2,.7,.3,1);
  --font-num:"Barlow Condensed","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-body);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--t);}
a:hover{color:var(--c-orange);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
input,textarea{font:inherit;color:inherit;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--c-orange);outline-offset:2px;box-shadow:0 0 0 3px rgba(240,78,35,.18);}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.4px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:all var(--t);border:1px solid transparent;
}
.btn--primary{background:var(--c-orange);color:#fff;box-shadow:0 6px 18px rgba(240,78,35,.24);}
.btn--primary:hover{background:var(--c-orange-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--primary:active{background:var(--c-orange-press);transform:translateY(0);}
.btn--ghost{border-color:var(--c-ink);color:var(--c-ink);background:transparent;}
.btn--ghost:hover{background:var(--c-ink);color:#fff;}
.btn--ghost-light{border-color:rgba(255,255,255,.4);color:#fff;background:transparent;}
.btn--ghost-light:hover{background:#fff;color:var(--c-ink);border-color:#fff;}
.btn--sm{height:32px;padding:0 14px;font-size:13px;font-weight:600;}
.btn--block{width:100%;}
.btn--text{color:var(--c-orange);height:auto;padding:0;font-weight:600;}
.btn--text:hover{color:var(--c-orange-hover);text-decoration:underline;text-underline-offset:3px;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:4px 10px;border-radius:var(--r-badge);
  font-size:13px;line-height:1.45;font-weight:600;white-space:nowrap;
}
.badge--silver{background:var(--c-mist);color:var(--c-body);}
.badge--orange{background:var(--c-orange-soft);color:var(--c-orange-hover);}
.badge--teal{background:var(--c-teal-bg);color:var(--c-teal-text);}
.badge--yellow{background:var(--c-yellow);color:#4A3208;}
.badge--dark{background:var(--c-ink);color:#fff;}

/* ============ 顶部细条 ============ */
.topbar{background:var(--c-ink);color:var(--c-silver);font-size:13px;height:36px;display:flex;align-items:center;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar__tag{color:#fff;font-weight:600;}
.topbar__dot{width:6px;height:6px;border-radius:50%;background:var(--c-teal);flex:none;}
.topbar__note{color:#9AA2AA;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar__right{display:flex;align-items:center;gap:18px;flex:none;}
.topbar__right a{color:var(--c-yellow);font-weight:600;}
.topbar__right a:hover{color:#fff;}
.topbar__phone{color:#9AA2AA;}

/* ============ 页头 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--c-line);transition:box-shadow var(--t);
}
.site-header.is-stuck{box-shadow:var(--sh2);}
.header__inner{display:flex;align-items:center;gap:28px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo__mark{
  width:34px;height:34px;border-radius:10px;background:var(--c-orange);color:#fff;
  display:grid;place-items:center;font-family:var(--font-num);font-weight:700;font-size:15px;letter-spacing:.6px;
}
.logo__text{font-size:18px;font-weight:800;color:var(--c-ink);letter-spacing:.4px;white-space:nowrap;}
.main-nav{margin-left:8px;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{
  display:block;padding:9px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--c-body);
}
.main-nav a:hover{background:var(--c-mist);color:var(--c-ink);}
.main-nav li.active a{color:var(--c-orange);background:var(--c-orange-soft);}
.header__actions{margin-left:auto;display:flex;align-items:center;gap:12px;}

/* ---- Mega 面板 ---- */
.mega{position:relative;}
.mega__trigger{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;
  border:1px solid var(--c-silver);border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--c-ink);transition:all var(--t);
}
.mega__trigger:hover{background:var(--c-mist);border-color:var(--c-ink);}
.mega__trigger i{font-size:11px;transition:transform var(--t);}
.mega:hover .mega__trigger,.mega:focus-within .mega__trigger{background:var(--c-mist);}
.mega:hover .mega__trigger i,.mega:focus-within .mega__trigger i{transform:rotate(180deg);}
.mega__panel{
  position:absolute;right:0;top:calc(100% + 12px);width:720px;max-height:480px;overflow:auto;
  background:#fff;border-radius:var(--r-card);box-shadow:var(--sh3);border:1px solid var(--c-line);
  padding:26px;display:grid;grid-template-columns:1fr 1.15fr;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity 150ms ease,transform 150ms ease,visibility 150ms ease;
}
.mega:hover .mega__panel,.mega:focus-within .mega__panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega__title{font-size:13px;font-weight:700;color:var(--c-mute);letter-spacing:.6px;margin-bottom:12px;}
.mega__links li+li{margin-top:2px;}
.mega__links a{display:block;padding:8px 10px 8px 14px;border-radius:8px;font-size:15px;font-weight:500;color:var(--c-body);position:relative;}
.mega__links a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;background:var(--c-orange);border-radius:2px;transition:height var(--t);
}
.mega__links a:hover{background:#FAFAF8;color:var(--c-ink);}
.mega__links a:hover::before{height:18px;}
.mini-card{display:flex;gap:12px;align-items:center;padding:9px;border-radius:12px;transition:background var(--t);}
.mini-card:hover{background:#FAFAF8;}
.mini-card img{width:80px;height:56px;object-fit:cover;border-radius:8px;flex:none;background:var(--c-mist);}
.mini-card__t{font-size:14px;font-weight:600;color:var(--c-ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-card__m{font-size:12px;color:var(--c-mute);margin-top:3px;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);align-items:center;justify-content:center;font-size:16px;color:var(--c-ink);}
.nav-toggle:hover{background:var(--c-mist);}
.mobile-nav{display:none;background:#fff;border-bottom:1px solid var(--c-line);padding:10px 0 18px;}
.mobile-nav.is-open{display:block;}
.mobile-nav a{display:flex;align-items:center;justify-content:space-between;min-height:44px;padding:0 4px;font-size:15px;font-weight:600;color:var(--c-body);border-bottom:1px solid var(--c-line);}
.mobile-nav a:hover{color:var(--c-orange);}
.mobile-nav li:last-child a{border-bottom:0;}

/* ============ 面包屑 ============ */
.crumb-bar{padding:22px 0 0;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--c-mute);}
.breadcrumb a{color:var(--c-mute);}
.breadcrumb a:hover{color:var(--c-orange);}
.breadcrumb span.sep{color:var(--c-silver);}
.breadcrumb .current{color:var(--c-ink);font-weight:600;max-width:min(560px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章布局 ============ */
.page-main{padding:28px 0 96px;}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:32px;justify-content:center;align-items:start;}
.article-card{
  background:#fff;border-radius:var(--r-card);box-shadow:var(--sh1);
  padding:48px;border:1px solid var(--c-line);
}
.article-head .badge{margin-bottom:16px;}
.article-head h1{
  font-size:40px;line-height:1.2;font-weight:800;color:var(--c-ink);letter-spacing:0;
  word-break:break-word;
}
.article-head h1.is-long{font-size:32px;}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  margin-top:20px;padding-bottom:20px;border-bottom:1px solid var(--c-line);
  font-size:13px;color:var(--c-mute);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta b{font-family:var(--font-num);color:var(--c-ink);font-size:14px;}
.article-meta .share{margin-left:auto;display:flex;align-items:center;gap:10px;}
.article-meta .share a{
  width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:var(--c-mist);color:var(--c-body);font-size:13px;
}
.article-meta .share a:hover{background:var(--c-orange);color:#fff;}

.article-body{padding-top:28px;font-size:17px;line-height:1.9;color:var(--c-body);}
.article-body p{margin:0 0 20px;}
.article-body > p:first-child{font-size:17px;color:var(--c-ink);}
.article-body h2{
  position:relative;margin:40px 0 16px;padding-left:16px;
  font-size:26px;line-height:1.35;font-weight:700;color:var(--c-ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:22px;border-radius:2px;background:var(--c-orange);
}
.article-body h3{margin:28px 0 12px;font-size:20px;line-height:1.45;font-weight:700;color:var(--c-ink);}
.article-body h4{margin:22px 0 10px;font-size:17px;font-weight:700;color:var(--c-ink);}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:0;}
.article-body li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-body li::before{
  content:"";position:absolute;left:4px;top:.78em;width:7px;height:7px;border-radius:50%;background:var(--c-orange);
}
.article-body ol{counter-reset:item;}
.article-body ol li{counter-increment:item;padding-left:30px;}
.article-body ol li::before{
  content:counter(item,decimal-leading-zero);width:auto;height:auto;border-radius:0;background:none;
  left:0;top:0;font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--c-orange);line-height:1.9;
}
.article-body img{border-radius:var(--r-img);margin:26px auto;box-shadow:var(--sh1);}
.article-body figure{margin:26px 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--c-mute);margin-top:10px;}
.article-body blockquote{
  margin:28px 0;padding:18px 24px;background:var(--c-mist);
  border-left:4px solid var(--c-orange);border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--c-ink);font-size:16px;font-weight:500;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body strong{color:var(--c-ink);font-weight:700;}
.article-body table{
  width:100%;margin:26px 0;font-size:15px;border-radius:var(--r-img);
  overflow:hidden;box-shadow:var(--sh1);
}
.article-body thead{background:var(--c-ink);color:#fff;}
.article-body th{padding:13px 16px;text-align:left;font-weight:600;font-size:15px;}
.article-body td{padding:12px 16px;border-top:1px solid var(--c-line);color:var(--c-body);}
.article-body tbody tr:nth-child(even){background:#FAFAF8;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0;}
.article-body a{color:var(--c-orange-hover);font-weight:600;text-decoration:underline;text-underline-offset:3px;}

.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:26px;border-top:1px solid var(--c-line);}
.article-tags .tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:var(--r-badge);
  background:var(--c-mist);color:var(--c-body);font-size:13px;font-weight:600;transition:all var(--t);
}
.article-tags .tag:hover{background:var(--c-orange);color:#fff;}

.nav-posts{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px;}
.nav-post{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh1);transition:all var(--t);
}
.nav-post:hover{box-shadow:var(--sh2);transform:translateY(-2px);border-color:var(--c-silver);}
.nav-post__dir{font-size:13px;color:var(--c-mute);display:flex;align-items:center;gap:6px;}
.nav-post__t{font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.5;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.nav-post--next{text-align:right;}
.nav-post--next .nav-post__dir{justify-content:flex-end;}

.article-empty{
  background:#fff;border-radius:var(--r-card);border:1px solid var(--c-line);
  box-shadow:var(--sh1);padding:56px 40px;text-align:center;
}
.article-empty h1{font-size:32px;font-weight:800;color:var(--c-ink);}
.article-empty p{margin:16px 0 28px;color:var(--c-mute);font-size:15px;}
.article-empty .btn-group{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}

/* ============ 侧栏 ============ */
.sidebar{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px;}
.side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh1);padding:22px;}
.side-title{font-size:15px;font-weight:700;color:var(--c-ink);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--c-orange);}
.side-mini{display:flex;gap:12px;padding:8px;border-radius:12px;transition:background var(--t);}
.side-mini:hover{background:#FAFAF8;}
.side-mini img{width:72px;height:52px;object-fit:cover;border-radius:8px;flex:none;background:var(--c-mist);}
.side-mini__t{font-size:14px;font-weight:600;color:var(--c-ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.side-mini__m{font-size:12px;color:var(--c-mute);margin-top:4px;font-family:var(--font-num);}
.side-quick li+li{margin-top:8px;}
.side-quick a{display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:600;color:var(--c-body);padding:9px 12px;border-radius:10px;background:#FAFAF8;transition:all var(--t);}
.side-quick a:hover{background:var(--c-orange-soft);color:var(--c-orange-hover);}
.side-card--cta{background:var(--c-ink);border-color:var(--c-ink);}
.side-card--cta .side-title{color:#fff;}
.side-card--cta p{font-size:14px;color:var(--c-silver);line-height:1.8;margin-bottom:16px;}

/* ============ 相关推荐 ============ */
.section{margin-top:64px;}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.section__head h2{position:relative;padding-left:16px;font-size:30px;line-height:1.3;font-weight:700;color:var(--c-ink);}
.section__head h2::before{content:"";position:absolute;left:0;top:6px;width:4px;height:22px;border-radius:2px;background:var(--c-orange);}
.section__head p{font-size:14px;color:var(--c-mute);margin-top:6px;}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh1);transition:all var(--t);
}
.rel-card:hover{box-shadow:var(--sh2);transform:translateY(-2px);}
.rel-card__img{aspect-ratio:16/10;overflow:hidden;background:var(--c-mist);}
.rel-card__img img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.rel-card:hover .rel-card__img img{transform:scale(1.04);}
.rel-card__body{padding:20px 22px 22px;}
.rel-card__body h3{font-size:18px;line-height:1.45;font-weight:600;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card__body p{font-size:14px;color:var(--c-mute);line-height:1.75;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card__meta{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:12px;color:var(--c-mute);}
.back-row{margin-top:34px;text-align:center;}

/* ============ FAQ ============ */
.faq-list{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden;}
.faq-item+.faq-item{border-top:1px solid var(--c-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink);
  transition:background var(--t);
}
.faq-q:hover{background:#FAFAF8;}
.faq-q i{font-size:14px;color:var(--c-orange);transition:transform var(--t);flex:none;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{display:none;padding:0 24px 20px;font-size:15px;color:var(--c-body);line-height:1.85;}
.faq-item.is-open .faq-a{display:block;}

/* ============ 底部 CTA ============ */
.cta-band{
  margin-top:64px;background:var(--c-ink);border-radius:var(--r-card);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{font-size:28px;line-height:1.35;font-weight:700;color:#fff;}
.cta-band p{font-size:15px;color:var(--c-silver);margin-top:10px;max-width:620px;}
.cta-band .btn{flex:none;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:var(--c-silver);padding:72px 0 28px;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.site-footer .logo__text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:#9AA2AA;margin-top:16px;}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:var(--c-silver);font-size:14px;}
.footer-links a:hover{color:var(--c-orange);text-decoration:underline;text-underline-offset:2px;}
.footer-form label{display:block;font-size:13px;color:#9AA2AA;margin:12px 0 6px;}
.footer-form input{
  width:100%;height:48px;padding:0 14px;border-radius:10px;
  border:1px solid #2C3238;background:#1B1F23;color:#fff;font-size:14px;transition:all var(--t);
}
.footer-form input::placeholder{color:#6E767E;}
.footer-form input:focus{border-color:var(--c-orange);box-shadow:0 0 0 3px rgba(240,78,35,.18);outline:none;}
.footer-form .btn{margin-top:16px;}
.form-msg{font-size:13px;color:var(--c-orange);margin-top:10px;min-height:18px;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  border-top:1px solid rgba(199,205,212,.14);margin-top:44px;padding-top:20px;
  font-size:13px;color:#8B939B;
}

/* ============ 移动端跟买条 ============ */
.buy-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:80;height:64px;
  background:#fff;box-shadow:0 -6px 20px rgba(20,23,26,.12);
  align-items:center;justify-content:space-between;gap:14px;padding:0 16px;
}
.buy-bar__txt{font-size:13px;color:var(--c-mute);line-height:1.4;}
.buy-bar__txt b{display:block;font-size:15px;color:var(--c-ink);font-weight:700;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:26px;}
  .mega__panel{width:640px;}
}
@media (max-width:1023px){
  .header__inner{gap:16px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .mega{display:none;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;}
  .sidebar .side-card{flex:1 1 260px;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .topbar__note{display:none;}
  .cta-band{padding:36px 32px;}
}
@media (max-width:639px){
  body{font-size:15px;line-height:1.8;padding-bottom:72px;}
  .container{padding:0 16px;}
  .topbar{height:auto;padding:8px 0;font-size:12px;}
  .topbar__right{gap:12px;}
  .topbar__phone{display:none;}
  .header__inner{height:60px;}
  .logo__text{font-size:16px;}
  .logo__mark{width:30px;height:30px;font-size:14px;border-radius:9px;}
  .crumb-bar{padding:16px 0 0;}
  .page-main{padding:18px 0 56px;}
  .article-card{padding:24px 20px;border-radius:14px;}
  .article-head h1{font-size:28px;}
  .article-head h1.is-long{font-size:24px;}
  .article-meta{gap:8px 14px;font-size:12px;}
  .article-meta .share{margin-left:0;width:100%;}
  .article-body{font-size:16px;line-height:1.9;padding-top:20px;}
  .article-body h2{font-size:21px;margin:32px 0 12px;}
  .article-body h3{font-size:18px;margin:24px 0 10px;}
  .article-body table{font-size:14px;}
  .article-body th,.article-body td{padding:10px 12px;}
  .nav-posts{grid-template-columns:1fr;}
  .nav-post--next{text-align:left;}
  .nav-post--next .nav-post__dir{justify-content:flex-start;}
  .section{margin-top:44px;}
  .section__head{flex-direction:column;align-items:flex-start;gap:8px;}
  .section__head h2{font-size:22px;}
  .rel-grid{grid-template-columns:1fr;gap:16px;}
  .sidebar{flex-direction:column;}
  .cta-band{padding:28px 22px;margin-top:44px;}
  .cta-band h2{font-size:21px;}
  .cta-band .btn{width:100%;}
  .site-footer{padding:48px 0 24px;margin-top:56px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .buy-bar{display:flex;}
}
@media (min-width:1280px){
  .article-layout{gap:36px;}
}

/* roulang page: category1 */
:root{
  --orange:#F04E23;
  --orange-hover:#D33F17;
  --orange-press:#B83512;
  --orange-soft:#FDEDE7;
  --teal:#12A594;
  --teal-soft:#E4F6F3;
  --teal-text:#0C7C70;
  --ink:#14171A;
  --iron:#3A4046;
  --silver:#C7CDD4;
  --mist:#EDEFF2;
  --moon:#F6F3EE;
  --white:#FFFFFF;
  --yellow:#FFC24B;
  --muted:#7A828A;
  --border:#E3E6EB;
  --r-card:18px;
  --r-img:14px;
  --r-badge:6px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(20,23,26,.06);
  --sh2:0 8px 24px rgba(20,23,26,.08);
  --sh3:0 18px 48px rgba(20,23,26,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:180ms;
  --font-cn:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow Condensed","Arial Narrow",var(--font-cn);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--iron);
  background:var(--moon);
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--ink);text-decoration:none;transition:color var(--t) var(--ease)}
a:hover{color:var(--orange)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:40px;line-height:1.2;font-weight:800;color:var(--ink);letter-spacing:0}
h2{font-size:30px;line-height:1.3;font-weight:700;color:var(--ink);letter-spacing:0}
h3{font-size:22px;line-height:1.4;font-weight:700;color:var(--ink);letter-spacing:0}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:15px}
a:focus-visible,button:focus-visible,input:focus-visible,label:focus-visible{
  outline:2px solid var(--orange);
  outline-offset:2px;
  box-shadow:0 0 0 3px rgba(240,78,35,.18);
}
.container{max-width:1240px;margin:0 auto;padding:0 24px;width:100%}

/* ============ 顶部细条 ============ */
.topbar{background:var(--ink);color:var(--silver);font-size:13px;min-height:36px;display:flex;align-items:center}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.topbar__note{color:var(--silver);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__links{display:flex;align-items:center;gap:18px;flex:0 0 auto}
.topbar__links a{color:var(--yellow);font-weight:600}
.topbar__links a:hover{color:var(--orange)}
.topbar__tel{color:#8B929A}

/* ============ 头部导航 ============ */
.site-header{
  background:var(--white);
  border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:80;
  transition:box-shadow var(--t) var(--ease);
}
.site-header.is-stuck{box-shadow:var(--sh2)}
.header__inner{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;height:32px;flex:0 0 auto}
.logo__mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(135deg,var(--orange),#FF7A4D);
  color:#fff;font-family:var(--font-num);font-weight:700;font-size:16px;
  display:inline-flex;align-items:center;justify-content:center;letter-spacing:.5px;
}
.logo__text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.2px}
.main-nav{flex:1 1 auto}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{
  display:block;padding:9px 16px;font-size:15px;font-weight:500;color:var(--iron);
  border-radius:var(--r-pill);transition:background var(--t) var(--ease),color var(--t) var(--ease);
  white-space:nowrap;
}
.main-nav a:hover{background:var(--mist);color:var(--ink)}
.main-nav li.active a{background:var(--orange-soft);color:var(--orange);font-weight:700}
.header__actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;position:relative}
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;
  background:transparent;border:1px solid var(--ink);border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--ink);
  transition:background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.mega-trigger i{font-size:11px;transition:transform var(--t) var(--ease)}
.mega-trigger:hover{background:var(--mist)}
.mega-wrap:hover .mega-trigger,
.mega-wrap:focus-within .mega-trigger,
.mega-wrap.is-open .mega-trigger{background:var(--mist);border-color:var(--silver)}
.mega-wrap:hover .mega-trigger i,
.mega-wrap:focus-within .mega-trigger i,
.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:720px;max-height:480px;overflow-y:auto;
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh3);
  padding:26px 28px;display:grid;grid-template-columns:1fr 1fr;gap:28px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity 150ms var(--ease),transform 150ms var(--ease),visibility 150ms;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel,
.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.6px;margin-bottom:12px}
.mega-list li a{
  display:block;position:relative;padding:9px 10px 9px 14px;font-size:15px;color:var(--iron);
  border-radius:8px;transition:background var(--t) var(--ease),color var(--t) var(--ease);
}
.mega-list li a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;background:var(--orange);border-radius:2px;transition:height var(--t) var(--ease);
}
.mega-list li a:hover{background:var(--moon);color:var(--ink)}
.mega-list li a:hover::before{height:18px}
.mega-mini{display:flex;gap:12px;padding:8px 6px;border-radius:12px;transition:background var(--t) var(--ease)}
.mega-mini:hover{background:var(--moon)}
.mega-mini .mega-thumb{width:80px;height:56px;flex:0 0 auto;border-radius:10px;overflow:hidden;background:var(--mist)}
.mega-mini .mega-thumb img{width:100%;height:100%;object-fit:cover}
.mega-mini h4{font-size:14px;font-weight:600;color:var(--ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mega-mini span{font-size:12px;color:var(--muted)}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:12px;
  background:var(--white);color:var(--ink);font-size:16px;
}
.nav-toggle:hover{background:var(--mist)}

/* 移动端抽屉 */
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:300px;max-width:86vw;background:var(--white);
  z-index:120;transform:translateX(-102%);transition:transform 220ms var(--ease);
  display:flex;flex-direction:column;box-shadow:var(--sh3);
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.drawer__close{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--white);color:var(--ink)}
.drawer__nav{padding:8px 12px;flex:1 1 auto;overflow-y:auto}
.drawer__nav li{border-bottom:1px solid var(--border)}
.drawer__nav li:last-child{border-bottom:0}
.drawer__nav a{display:flex;align-items:center;height:44px;padding:0 10px;font-size:15px;color:var(--iron);border-radius:10px}
.drawer__nav li.active a{color:var(--orange);font-weight:700;background:var(--orange-soft)}
.drawer__cta{padding:16px 20px 24px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,23,26,.46);z-index:110;
  opacity:0;visibility:hidden;transition:opacity 180ms var(--ease),visibility 180ms;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.2px;cursor:pointer;
  transition:background var(--t) var(--ease),color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.btn--primary{background:var(--orange);color:#fff;box-shadow:var(--sh1)}
.btn--primary:hover{background:var(--orange-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn--primary:active{background:var(--orange-press);transform:translateY(0)}
.btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.btn--light{background:#fff;color:var(--ink)}
.btn--light:hover{background:var(--mist);color:var(--ink)}
.btn--sm{height:36px;padding:0 18px;font-size:13px;font-weight:700}
.btn--mini{height:32px;padding:0 14px;font-size:13px;border-radius:var(--r-pill)}
.btn--block{width:100%}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;line-height:1.6;white-space:nowrap;
}
.badge--gray{background:var(--mist);color:var(--iron)}
.badge--orange{background:var(--orange-soft);color:var(--orange)}
.badge--teal{background:var(--teal-soft);color:var(--teal-text)}
.badge--dark{background:rgba(20,23,26,.72);color:#fff}
.badge--yellow{background:var(--yellow);color:var(--ink);font-family:var(--font-num);font-weight:700}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background-color:var(--moon);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:20px 0 54px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(246,243,238,.94) 0%,rgba(246,243,238,.86) 55%,rgba(246,243,238,.96) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.05;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,#14171A 0 1px,transparent 1px 12px);
}
.hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:6px 0 22px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb span.sep{color:var(--silver)}
.breadcrumb .current{color:var(--iron)}
.hero__grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:48px;align-items:center}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--orange);
  background:var(--orange-soft);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px;
}
.hero__title{font-size:38px;line-height:1.22;font-weight:800;color:var(--ink);margin-bottom:14px}
.hero__title em{font-style:normal;color:var(--orange)}
.hero__sub{font-size:17px;color:var(--iron);max-width:620px;margin-bottom:22px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px}
.hero__visual{
  position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh3);
  background:var(--mist);aspect-ratio:16/10;
}
.hero__visual img{width:100%;height:100%;object-fit:cover}
.hero__visual-label{
  position:absolute;left:16px;bottom:16px;background:rgba(20,23,26,.78);color:#fff;
  border-radius:var(--r-badge);padding:6px 12px;font-size:13px;font-weight:600;backdrop-filter:blur(2px);
}

/* ============ 通用板块 ============ */
.section{padding:72px 0}
.section--tight{padding:56px 0}
.section--white{background:var(--white)}
.section--ink{background:var(--ink);color:var(--silver)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:22px;background:var(--orange);border-radius:2px;
}
.section-head p.section-desc{font-size:14px;color:var(--muted);margin-top:6px;padding-left:16px}
.section-head .head-link{font-size:14px;font-weight:600;color:var(--orange);white-space:nowrap}
.section-head .head-link:hover{text-decoration:underline;text-underline-offset:3px}

/* ============ 目录区：筛选 + 卡片网格 ============ */
.catalog{display:grid;grid-template-columns:240px minmax(0,1fr);gap:32px;align-items:start}
.filter-bar{
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);
  padding:22px 18px;position:sticky;top:92px;
}
.filter-bar__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.filter-bar__head strong{font-size:16px;color:var(--ink)}
.filter-bar__head button{background:none;border:0;font-size:13px;color:var(--orange);font-weight:600;padding:0}
.filter-group{padding:14px 0;border-top:1px solid var(--border)}
.filter-group:first-of-type{border-top:0;padding-top:0}
.filter-title{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.5px;margin-bottom:8px}
.filter-item{
  display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid transparent;
  border-radius:10px;font-size:14px;color:var(--iron);cursor:pointer;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease);
}
.filter-item:hover{background:var(--moon)}
.filter-item input{
  appearance:none;-webkit-appearance:none;width:16px;height:16px;flex:0 0 auto;
  border:1px solid var(--silver);border-radius:4px;background:#fff;position:relative;margin:0;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.filter-item input:checked{background:var(--orange);border-color:var(--orange)}
.filter-item input:checked::after{
  content:"";position:absolute;left:4.5px;top:1px;width:5px;height:9px;
  border:2px solid #fff;border-top:0;border-left:0;transform:rotate(45deg);
}
.filter-item:has(input:checked){border-color:var(--orange);background:var(--orange-soft);color:var(--orange);font-weight:600}
.filter-note{font-size:12px;color:var(--muted);line-height:1.7;margin-top:14px;padding-top:14px;border-top:1px dashed var(--border)}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.clip-card{
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.clip-card:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.thumb{position:relative;width:100%;padding-top:75%;background:var(--mist);border-radius:var(--r-img) var(--r-img) 0 0;overflow:hidden}
.thumb img{
  position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;
  transition:transform 260ms var(--ease);
}
.clip-card:hover .thumb img{transform:scale(1.04)}
.thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,23,26,0) 46%,rgba(20,23,26,.58) 100%);
  opacity:0;transition:opacity var(--t) var(--ease);
}
.clip-card:hover .thumb::after{opacity:1}
.thumb__time{position:absolute;left:10px;top:10px;z-index:2}
.thumb__tag{position:absolute;right:10px;top:10px;z-index:2}
.thumb__buy{
  position:absolute;left:12px;right:12px;bottom:12px;z-index:3;
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  opacity:0;transform:translateY(8px);transition:opacity var(--t) var(--ease),transform var(--t) var(--ease);
}
.clip-card:hover .thumb__buy{opacity:1;transform:translateY(0)}
.thumb__buy span{color:#fff;font-size:12px;font-weight:600}
.clip-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.clip-card__title{
  font-size:18px;font-weight:600;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.clip-card__desc{
  font-size:14px;line-height:1.75;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.clip-card__meta{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:auto;padding-top:12px;border-top:1px solid var(--border);
}
.clip-card__meta .num{font-family:var(--font-num);font-size:15px;font-weight:600;color:var(--muted);letter-spacing:.4px}
.load-more{margin-top:36px;text-align:center}
.load-more .btn{min-width:200px}
.load-hint{font-size:13px;color:var(--muted);margin-top:12px}

/* ============ 场景三列 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.scene-card{
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.scene-card__img{position:relative;width:100%;padding-top:56%;background:var(--mist);overflow:hidden}
.scene-card__img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 260ms var(--ease)}
.scene-card:hover .scene-card__img img{transform:scale(1.04)}
.scene-card__body{padding:22px 22px 24px}
.scene-card h3{font-size:19px;margin-bottom:10px}
.scene-card p{font-size:14px;color:var(--muted);margin-bottom:14px}
.scene-list li{
  position:relative;padding-left:16px;font-size:14px;color:var(--iron);line-height:1.9;
}
.scene-list li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--teal);
}

/* ============ 流程 ============ */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:flow}
.flow-item{
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--sh1);
  padding:26px 22px;position:relative;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.flow-item:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.flow-item__num{
  font-family:var(--font-num);font-size:40px;font-weight:700;line-height:1;
  color:var(--orange);opacity:.28;margin-bottom:10px;letter-spacing:1px;
}
.flow-item h3{font-size:18px;margin-bottom:8px}
.flow-item p{font-size:14px;color:var(--muted)}

/* ============ 口碑横滑 ============ */
.review-scroll{
  display:grid;grid-auto-flow:column;grid-auto-columns:280px;gap:16px;
  overflow-x:auto;padding:4px 4px 18px;scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.review-scroll::-webkit-scrollbar{height:6px}
.review-scroll::-webkit-scrollbar-thumb{background:var(--silver);border-radius:3px}
.review-card{
  scroll-snap-align:start;background:var(--white);border-radius:var(--r-card);
  box-shadow:var(--sh1);padding:22px 20px;display:flex;flex-direction:column;gap:12px;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.review-card:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.review-card__head{display:flex;align-items:center;gap:12px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(140deg,var(--mist),var(--silver));
  display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--iron);font-size:15px;
}
.review-card__name{font-size:14px;font-weight:700;color:var(--ink);line-height:1.3}
.stars{color:var(--yellow);font-size:12px;letter-spacing:1px;line-height:1.4}
.review-card p{font-size:14px;color:var(--iron);line-height:1.8}
.review-card__src{font-size:12px;color:var(--muted);margin-top:auto}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:first-child{border-top:1px solid var(--border)}
.faq-q{
  width:100%;background:none;border:0;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding:16px 4px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
  transition:color var(--t) var(--ease);
}
.faq-q:hover{color:var(--orange)}
.faq-q .faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--border);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;color:var(--iron);
  transition:transform var(--t) var(--ease),background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.faq-item.is-open .faq-q{color:var(--orange)}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--orange);border-color:var(--orange);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease)}
.faq-a p{padding:0 4px 20px;font-size:15px;color:var(--muted);line-height:1.9;max-width:760px}

/* ============ 底部 CTA ============ */
.cta-band{background:var(--ink);color:#fff;padding:56px 0}
.cta-band__inner{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-card);padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px}
.cta-band p{color:var(--silver);font-size:15px;max-width:620px}
.cta-band__actions{display:flex;gap:12px;flex:0 0 auto;flex-wrap:wrap}
.btn--onDark{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn--onDark:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--silver);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo__text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;color:var(--silver);max-width:340px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--silver)}
.footer-links a:hover{color:var(--orange);text-decoration:underline;text-underline-offset:2px}
.footer-form label{display:block;font-size:13px;color:var(--silver);margin-bottom:6px}
.footer-form input{
  width:100%;height:48px;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;margin-bottom:14px;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.footer-form input::placeholder{color:#8B929A}
.footer-form input:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(240,78,35,.18);
}
.form-msg{font-size:13px;color:var(--yellow);margin-top:10px;min-height:20px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8B929A;
}

/* ============ 移动端跟买条 ============ */
.sticky-buy{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;height:64px;
  background:#fff;box-shadow:0 -8px 24px rgba(20,23,26,.12);
  align-items:center;justify-content:space-between;padding:0 16px;gap:12px;
}
.sticky-buy__info{display:flex;flex-direction:column;line-height:1.3}
.sticky-buy__info strong{font-size:14px;color:var(--ink)}
.sticky-buy__info span{font-size:12px;color:var(--muted)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero__grid{grid-template-columns:minmax(0,1fr) 320px;gap:32px}
}
@media (max-width:1023px){
  .container{padding:0 20px}
  .main-nav,.mega-wrap{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header__inner{gap:16px;height:62px}
  .hero{padding:16px 0 44px}
  .hero__grid{grid-template-columns:1fr;gap:28px}
  .hero__visual{aspect-ratio:16/9}
  .hero__title{font-size:32px}
  .catalog{grid-template-columns:1fr;gap:24px}
  .filter-bar{position:static;display:flex;gap:12px;overflow-x:auto;padding:16px;scroll-snap-type:x proximity}
  .filter-bar__head{display:none}
  .filter-group{
    flex:0 0 auto;border-top:0;padding:0 16px 0 0;margin-right:16px;
    border-right:1px solid var(--border);scroll-snap-align:start;
  }
  .filter-group:last-of-type{border-right:0;margin-right:0;padding-right:0}
  .filter-bar::-webkit-scrollbar{height:5px}
  .filter-bar::-webkit-scrollbar-thumb{background:var(--silver);border-radius:3px}
  .filter-note{display:none}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band__inner{flex-direction:column;align-items:flex-start;padding:32px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (max-width:767px){
  h1{font-size:28px}
  h2{font-size:23px}
  .hero__title{font-size:27px}
  .topbar__note{max-width:56vw}
  .topbar__tel{display:none}
  .card-grid{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .flow-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-brand p{max-width:none}
  .cta-band h2{font-size:22px}
  .section{padding:48px 0}
  .review-scroll{grid-auto-columns:84%}
  .sticky-buy{display:flex}
  body{padding-bottom:72px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero__title{font-size:24px}
  .hero__sub{font-size:15px}
  .logo__text{font-size:15px}
  .mega-panel{display:none}
  .filter-bar{padding:14px 12px}
}

/* roulang page: category2 */
:root{
  --ink:#14171A;
  --iron:#3A4046;
  --mist:#C7CDD4;
  --fog:#EDEFF2;
  --moon:#F6F3EE;
  --white:#FFFFFF;
  --soft:#FAFAF8;
  --orange:#F04E23;
  --orange-hover:#D33F17;
  --orange-active:#B83512;
  --orange-soft:#FDECE6;
  --teal:#12A594;
  --teal-bg:#E4F6F3;
  --teal-text:#0C7C70;
  --yellow:#FFC24B;
  --border:#E3E6EB;
  --muted:#7A828A;
  --r-card:18px;
  --r-img:14px;
  --r-badge:6px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(20,23,26,.06);
  --sh2:0 8px 24px rgba(20,23,26,.08);
  --sh3:0 18px 48px rgba(20,23,26,.14);
  --t:180ms cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--iron);
  background:var(--moon);
}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:800;letter-spacing:0}
p{margin:0}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t)}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;box-shadow:0 0 0 3px rgba(240,78,35,.18)}
.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}
.num{font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section--white{background:var(--white)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.h2{position:relative;padding-left:16px;font-size:30px;line-height:1.3;font-weight:700}
.h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:22px;border-radius:2px;background:var(--orange)}
.section-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:760px}
.text-link{font-size:14px;font-weight:600;color:var(--orange-hover);display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--orange-active);text-decoration:underline;text-underline-offset:3px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:all var(--t);white-space:nowrap}
.btn--primary{background:var(--orange);color:#fff;box-shadow:var(--sh1)}
.btn--primary:hover{background:var(--orange-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn--primary:active{background:var(--orange-active);transform:translateY(0);box-shadow:var(--sh1)}
.btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.btn--sm{height:32px;padding:0 14px;font-size:13px}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{background:var(--fog);color:var(--muted);border-color:var(--border);box-shadow:none;cursor:not-allowed;transform:none}

/* badges */
.badge{display:inline-block;padding:4px 10px;border-radius:var(--r-badge);font-size:13px;font-weight:600;background:var(--fog);color:var(--iron);line-height:1.5}
.badge--teal{background:var(--teal-bg);color:var(--teal-text)}
.badge--hot{background:var(--orange-soft);color:var(--orange-hover)}
.badge--yellow{background:#FFF4DA;color:#8A5B00}

/* topbar */
.topbar{background:var(--ink);color:var(--mist);font-size:13px;height:36px;display:flex;align-items:center}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.topbar a{color:var(--fog)}
.topbar a:hover{color:var(--orange)}
.topbar__links{display:flex;align-items:center;gap:18px}
.topbar__dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--teal);margin-right:8px;vertical-align:middle}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--border);transition:box-shadow var(--t)}
.site-header.is-stuck{box-shadow:var(--sh2)}
.header__inner{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo__mark{width:32px;height:32px;border-radius:9px;background:var(--ink);color:#fff;display:grid;place-items:center;font-family:"Barlow Condensed",sans-serif;font-size:15px;font-weight:700;letter-spacing:.5px;transition:background var(--t)}
.logo:hover .logo__mark{background:var(--orange)}
.logo__text{font-size:18px;font-weight:800;color:var(--ink)}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{position:relative;display:block;padding:10px 14px;border-radius:var(--r-pill);font-size:15px;font-weight:600;color:var(--iron)}
.main-nav a:hover{background:var(--fog);color:var(--ink)}
.main-nav li.active a{color:var(--ink)}
.main-nav li.active a::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:3px;background:var(--orange)}
.header__actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.mega{position:relative}
.mega__trigger{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--mist);background:#fff;font-size:14px;font-weight:600;color:var(--iron);transition:all var(--t)}
.mega__trigger:hover,.mega.is-open .mega__trigger{background:var(--fog);color:var(--ink)}
.mega__trigger i{font-size:11px;transition:transform var(--t)}
.mega.is-open .mega__trigger i,.mega:focus-within .mega__trigger i{transform:rotate(180deg)}
.mega__panel{position:absolute;top:calc(100% + 14px);right:0;width:720px;max-height:480px;overflow:auto;background:#fff;border-radius:var(--r-card);box-shadow:var(--sh3);padding:24px;display:grid;grid-template-columns:1fr 1.05fr;gap:24px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity 150ms ease,transform 150ms ease,visibility 150ms;z-index:70}
.mega:hover .mega__panel,.mega:focus-within .mega__panel,.mega.is-open .mega__panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega__col-title{font-size:13px;font-weight:700;color:var(--muted);margin-bottom:12px;letter-spacing:.04em}
.mega__links li a{display:block;padding:9px 10px;border-left:3px solid transparent;border-radius:10px;font-size:15px;color:var(--iron)}
.mega__links li a:hover{background:var(--soft);border-left-color:var(--orange);color:var(--ink)}
.mega__cards li+li{margin-top:12px}
.mega__card{display:flex;gap:12px;padding:8px;border-radius:12px}
.mega__card:hover{background:var(--soft)}
.mega__thumb{width:80px;height:56px;border-radius:10px;overflow:hidden;background:var(--fog);flex:none}
.mega__thumb img{width:100%;height:100%;object-fit:cover}
.mega__card-title{font-size:14px;font-weight:600;color:var(--ink);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mega__card-time{font-size:12px;color:var(--muted);margin-top:4px}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
.nav-toggle:hover{background:var(--fog)}

/* drawer */
.drawer__scrim{position:fixed;inset:0;background:rgba(20,23,26,.45);opacity:0;visibility:hidden;transition:opacity 200ms ease;z-index:85}
.drawer__scrim.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;z-index:90;transform:translateX(102%);transition:transform 220ms cubic-bezier(.2,.7,.3,1);padding:20px;overflow-y:auto}
.drawer.is-open{transform:none}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer__close{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);display:grid;place-items:center;color:var(--iron)}
.drawer__close:hover{background:var(--fog)}
.drawer__link{display:flex;align-items:center;height:44px;padding:0 4px;border-bottom:1px solid var(--border);font-weight:600;color:var(--ink)}
.drawer__link.is-active{color:var(--orange-hover)}
.drawer__mini{margin-top:18px;font-size:13px;color:var(--muted)}

/* hero */
.page-hero{position:relative;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;padding:26px 0 48px;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:rgba(246,243,238,.94)}
.page-hero>.container{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--orange-hover)}
.breadcrumb .sep{color:var(--mist)}
.breadcrumb .current{color:var(--iron);font-weight:600}
.hero__row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.hero__main{max-width:760px}
.hero h1{font-size:40px;line-height:1.2;font-weight:800}
.hero__sub{margin-top:14px;font-size:16px;color:var(--iron)}
.hero__kpis{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.kpi{background:#fff;border:1px solid var(--border);border-radius:12px;padding:10px 16px;box-shadow:var(--sh1)}
.kpi__num{font-family:"Barlow Condensed",sans-serif;font-size:24px;font-weight:700;color:var(--ink);line-height:1.1}
.kpi__label{font-size:12px;color:var(--muted);margin-top:2px}

/* rank list */
.rank-wrap{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1)}
.rank-item{display:grid;grid-template-columns:auto minmax(0,240px) minmax(0,1fr);grid-template-areas:"no media body";gap:24px;padding:28px;align-items:flex-start}
.rank-item+.rank-item{border-top:1px dashed var(--mist)}
.rank-item:nth-child(odd){background:var(--soft)}
.rank-item__no{grid-area:no;font-family:"Barlow Condensed",sans-serif;font-size:48px;line-height:.9;font-weight:700;color:var(--orange)}
.rank-item__media{grid-area:media;width:240px;aspect-ratio:16/9;border-radius:var(--r-img);overflow:hidden;background:var(--fog);box-shadow:var(--sh1)}
.rank-item__media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.rank-item:hover .rank-item__media img{transform:scale(1.04)}
.rank-item__body{grid-area:body;min-width:0}
.rank-item__title{font-size:22px;line-height:1.4;font-weight:700}
.rank-item__desc{margin:8px 0 12px;font-size:15px}
.rank-item__points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px 16px;margin-bottom:14px}
.rank-item__points li{position:relative;padding-left:14px;font-size:14px;color:var(--iron)}
.rank-item__points li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--orange)}
.rank-item__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.rank-item__price{margin-left:auto;font-family:"Barlow Condensed",sans-serif;font-size:20px;font-weight:700;color:var(--ink)}
.rank-item__price span{font-size:13px;color:var(--muted);font-family:inherit;font-weight:600}

/* compare */
.compare{background:var(--ink);border-radius:var(--r-card);padding:34px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;color:#fff}
.compare__item{padding-left:18px;border-left:1px solid rgba(255,255,255,.14)}
.compare__item:first-child{border-left:0;padding-left:0}
.compare__num{font-family:"Barlow Condensed",sans-serif;font-size:40px;font-weight:700;line-height:1.05;color:#fff}
.compare__num span{font-size:18px;color:var(--orange);margin-left:2px}
.compare__label{margin-top:6px;font-size:13px;color:var(--mist)}

/* cards */
.card{background:#fff;border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden;display:flex;flex-direction:column;height:100%;transition:box-shadow var(--t),transform var(--t)}
.card:hover{box-shadow:var(--sh2);transform:translateY(-2px)}
.card__media{margin:12px 12px 0;aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;background:var(--fog)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.card:hover .card__media img{transform:scale(1.04)}
.card__body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.card__title{font-size:18px;line-height:1.45;font-weight:600}
.card__text{font-size:14px;color:var(--muted)}
.card__foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px}

/* reviews */
.reviews{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 12px}
.review{flex:0 0 300px;scroll-snap-align:start;background:#fff;border-radius:var(--r-card);box-shadow:var(--sh1);padding:20px;transition:box-shadow var(--t)}
.review:hover{box-shadow:var(--sh2)}
.review__head{display:flex;align-items:center;gap:10px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--fog);display:grid;place-items:center;font-weight:700;color:var(--iron);font-size:14px;flex:none}
.review__name{font-size:14px;font-weight:700;color:var(--ink)}
.stars{color:var(--yellow);font-size:12px;letter-spacing:1px}
.review__text{margin-top:12px;font-size:15px;line-height:1.7}
.review__from{margin-top:10px;font-size:12px;color:var(--muted)}

/* faq */
.faq{display:grid;gap:12px;max-width:900px}
.faq__item{background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:box-shadow var(--t)}
.faq__item.is-open{box-shadow:var(--sh1)}
.faq__q{width:100%;min-height:56px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;font-size:16px;font-weight:600;color:var(--ink)}
.faq__q:hover{color:var(--orange-hover)}
.faq__icon{color:var(--orange);transition:transform var(--t);flex:none;font-size:13px}
.faq__item.is-open .faq__icon{transform:rotate(45deg)}
.faq__a{max-height:0;overflow:hidden;transition:max-height 260ms ease;padding:0 20px}
.faq__a p{padding-bottom:18px;font-size:15px;color:var(--iron)}

/* cta */
.cta-band{background:var(--ink);border-radius:var(--r-card);padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;box-shadow:var(--sh2)}
.cta-band h2{color:#fff;font-size:28px;line-height:1.35}
.cta-band p{margin-top:10px;color:var(--mist);font-size:15px;max-width:620px}
.cta-band__actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-band .btn--ghost{border-color:rgba(255,255,255,.5);color:#fff}
.cta-band .btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}

/* footer */
.site-footer{background:var(--ink);color:var(--mist);padding:72px 0 24px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.site-footer .logo__mark{background:var(--orange)}
.site-footer .logo__text{color:#fff}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:var(--mist)}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-links li+li{margin-top:10px}
.footer-links a{color:var(--mist);font-size:14px}
.footer-links a:hover{color:var(--orange);text-decoration:underline;text-underline-offset:2px}
.footer-form label{display:block;font-size:13px;color:var(--mist);margin:12px 0 6px}
.footer-form input{width:100%;height:48px;border-radius:10px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;transition:all var(--t)}
.footer-form input::placeholder{color:#8B939B}
.footer-form input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(240,78,35,.18);background:rgba(255,255,255,.1)}
.footer-form .btn{margin-top:18px}
.form-msg{margin-top:10px;font-size:13px;min-height:20px;color:var(--yellow)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:var(--muted)}

/* mobile buy bar */
.buybar{position:fixed;left:0;right:0;bottom:0;height:64px;display:none;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;background:#fff;box-shadow:0 -8px 24px rgba(20,23,26,.12);z-index:60}
.buybar__text{font-size:12px;color:var(--muted);line-height:1.4}
.buybar__text strong{display:block;font-family:"Barlow Condensed",sans-serif;font-size:18px;color:var(--ink)}

/* responsive */
@media (max-width:1279px){
  .rank-item{grid-template-columns:auto minmax(0,220px) minmax(0,1fr)}
  .rank-item__media{width:220px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .header__cta{display:none}
  .nav-toggle{display:inline-flex}
  .mega{display:none}
  .hero h1{font-size:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .rank-item{grid-template-columns:auto minmax(0,1fr);grid-template-areas:"no body" "media media";row-gap:16px}
  .rank-item__media{width:100%}
  .rank-item__points{grid-template-columns:repeat(2,minmax(0,1fr))}
  .compare{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
  .compare__item:nth-child(3){border-left:0;padding-left:0}
  .buybar{display:flex}
  body{padding-bottom:72px}
}
@media (max-width:767px){
  .section{padding:64px 0}
  .cta-band{padding:28px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .section--tight{padding:44px 0}
  .topbar__note{display:none}
  .topbar__inner{justify-content:space-between}
  .hero h1{font-size:28px}
  .h2{font-size:24px}
  .cta-band h2{font-size:22px}
  .rank-item{grid-template-columns:minmax(0,1fr);grid-template-areas:"no" "media" "body";padding:22px 18px}
  .rank-item__no{font-size:38px}
  .rank-item__points{grid-template-columns:minmax(0,1fr)}
  .rank-item__title{font-size:19px}
  .rank-item__price{margin-left:0;width:100%}
  .compare{padding:22px;grid-template-columns:repeat(2,minmax(0,1fr))}
  .compare__num{font-size:32px}
  .footer-grid{grid-template-columns:1fr}
  .reviews{padding-bottom:16px}
  .review{flex:0 0 82%}
}