/* roulang page: index */
:root{
  --bg:#12100E;
  --bg-2:#17140F;
  --bg-3:#1C1813;
  --light:#F3EFE6;
  --lime:#C8F751;
  --lime-deep:#9BC92F;
  --coral:#FF6A3D;
  --mint:#4ED9C4;
  --text:#F5F2EA;
  --text-2:#A9A296;
  --text-3:#6F6A61;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --ink:#1A1714;
  --ink-2:#5A544B;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(0,0,0,.45);
  --shadow-hover:0 0 0 1px rgba(200,247,81,.28),0 18px 48px rgba(0,0,0,.6);
  --container:1200px;
  --wide:1320px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);color:var(--text);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--text-2);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--lime)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.container-wide{width:100%;max-width:var(--wide);margin:0 auto;padding:0 24px}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.01em;transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-primary{background:var(--lime);color:#12100E}
.btn-primary:hover{background:#D6FF6B;color:#12100E;transform:translateY(-1px);box-shadow:0 0 26px rgba(200,247,81,.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{border:1px solid var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.btn-dark{background:#12100E;color:var(--lime)}
.btn-dark:hover{background:#000;color:var(--lime);transform:translateY(-1px)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-block{width:100%}

/* ===== chips & badges ===== */
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-2);color:var(--text-2);transition:all .2s ease}
.chip:hover{border-color:var(--lime);color:var(--lime)}
.chip-lime{background:rgba(200,247,81,.12);border-color:rgba(200,247,81,.4);color:var(--lime)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:8px;font-size:11.5px;font-weight:600;letter-spacing:.04em;background:rgba(200,247,81,.14);color:var(--lime);border:1px solid rgba(200,247,81,.25)}
.badge-coral{background:rgba(255,106,61,.16);color:#FF8A66;border-color:rgba(255,106,61,.3)}
.badge-mint{background:rgba(78,217,196,.14);color:var(--mint);border-color:rgba(78,217,196,.3)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--mint);display:inline-block;position:relative}
.dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--mint);opacity:.5;animation:pulse 2.2s ease-out infinite}
@keyframes pulse{0%{transform:scale(.7);opacity:.7}100%{transform:scale(1.7);opacity:0}}

/* ===== promo bar ===== */
.promo{background:var(--coral);color:#1A1714;font-size:13px;font-weight:600;position:relative;overflow:hidden;border-bottom:1px solid rgba(0,0,0,.28)}
.promo-inner{max-width:var(--wide);margin:0 auto;padding:0 24px;height:32px;display:flex;align-items:center;gap:18px}
.promo-marquee{flex:1;overflow:hidden;white-space:nowrap;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
.promo-marquee span{display:inline-block;padding-left:100%;animation:marquee 30s linear infinite}
@keyframes marquee{to{transform:translateX(-100%)}}
.promo-links{display:flex;align-items:center;gap:16px;flex-shrink:0}
.promo-links a{color:#1A1714;text-decoration:underline;text-underline-offset:3px;font-size:12.5px}
.promo-links a:hover{color:#000}
.promo-close{font-size:17px;line-height:1;color:#1A1714;padding:0 2px;opacity:.75;transition:opacity .2s}
.promo-close:hover{opacity:1}
.promo.is-hidden{display:none}

/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(18,16,14,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(0,0,0,.5)}
.header-inner{max-width:var(--wide);margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:22px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--lime);color:#12100E;font-weight:800;font-size:20px;display:grid;place-items:center;box-shadow:0 0 18px rgba(200,247,81,.22)}
.logo-text{display:flex;flex-direction:column;line-height:1.22}
.logo-text strong{font-size:17px;color:var(--text);letter-spacing:.01em}
.logo-text em{font-size:11px;color:var(--text-3);font-style:normal;letter-spacing:.1em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.main-nav a{position:relative;padding:8px 14px;font-size:15px;color:var(--text-2);border-radius:8px;transition:color .2s ease}
.main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--lime)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.search{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:5px 5px 5px 16px;transition:border-color .2s,background .2s}
.search:focus-within{border-color:var(--lime);background:rgba(200,247,81,.07)}
.search input{width:158px;background:none;border:0;outline:none;color:var(--text);font-size:13.5px}
.search input::placeholder{color:var(--text-3)}
.search button{width:28px;height:28px;border-radius:50%;background:var(--lime);color:#12100E;display:grid;place-items:center;flex-shrink:0;transition:background .2s}
.search button:hover{background:#D6FF6B}
.burger{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line-2);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:16px;height:2px;border-radius:2px;background:var(--text)}

/* ===== drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;width:min(340px,86vw);height:100%;background:var(--bg-2);border-left:1px solid var(--line);z-index:95;transform:translateX(102%);transition:transform .32s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;color:var(--text)}
.drawer-close{width:34px;height:34px;border-radius:9px;border:1px solid var(--line-2);display:grid;place-items:center;font-size:18px;color:var(--text-2)}
.drawer-body{padding:18px 20px 32px;display:flex;flex-direction:column;gap:8px}
.drawer-body .search{width:100%;padding-left:14px;margin-bottom:8px}
.drawer-body .search input{width:100%}
.drawer-body nav{display:flex;flex-direction:column;gap:2px;margin-bottom:14px}
.drawer-body nav a{padding:12px 12px;border-radius:10px;font-size:15px;color:var(--text-2);border:1px solid transparent}
.drawer-body nav a:hover,.drawer-body nav a.active{background:rgba(200,247,81,.08);border-color:rgba(200,247,81,.28);color:var(--lime)}

/* ===== hero ===== */
.hero{position:relative;padding:78px 0 84px;background:var(--bg-3);overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/0117dcb4d69b2b45.webp');background-size:cover;background-position:center;opacity:.22;filter:saturate(.8)}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 80% at 50% 0%,rgba(18,16,14,.55) 0%,rgba(18,16,14,.94) 62%,#12100E 100%)}
.hero-inner{position:relative;z-index:2;max-width:880px;margin:0 auto;padding:0 24px;text-align:center}
.hero h1{font-size:clamp(28px,4.2vw,48px);line-height:1.16;font-weight:800;letter-spacing:-.02em;margin:18px 0 0}
.hero h1 .hl{color:var(--lime);text-shadow:0 0 34px rgba(200,247,81,.3)}
.hero-sub{max-width:720px;margin:20px auto 0;color:var(--text-2);font-size:15.5px;line-height:1.8}
.hero-search{display:flex;align-items:center;gap:8px;max-width:600px;margin:32px auto 0;background:rgba(255,255,255,.06);border:1px solid var(--line-2);border-radius:999px;padding:7px 7px 7px 22px;transition:border-color .2s,box-shadow .2s}
.hero-search:focus-within{border-color:var(--lime);box-shadow:0 0 0 4px rgba(200,247,81,.12)}
.hero-search input{flex:1;background:none;border:0;outline:none;color:var(--text);font-size:15px;min-width:0}
.hero-search input::placeholder{color:var(--text-3)}
.hero-search .btn{padding:11px 24px;font-size:14.5px}
.hot-chips{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin-top:22px}
.hot-chips .label{font-size:12.5px;color:var(--text-3);letter-spacing:.06em}
.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:34px}

/* ===== section basics ===== */
.section{padding:88px 0;position:relative}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--alt2{background:var(--bg-3);border-top:1px solid var(--line)}
.section--light{background:var(--light);color:var(--ink)}
.section-head{max-width:780px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head .eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--lime);margin-bottom:12px}
.section--light .section-head .eyebrow{color:var(--lime-deep)}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.28;font-weight:700;letter-spacing:-.01em}
.section-head p{margin-top:14px;color:var(--text-2);font-size:15px;line-height:1.8}
.section--light .section-head p{color:var(--ink-2)}

/* ===== kpi ===== */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:24px 22px;position:relative;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.kpi-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.35);box-shadow:var(--shadow-hover)}
.kpi-card .kpi-live{position:absolute;top:18px;right:18px;display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-3);letter-spacing:.06em}
.kpi-num{font-size:clamp(30px,3.4vw,42px);font-weight:800;color:var(--lime);line-height:1.1;font-variant-numeric:tabular-nums}
.kpi-num small{font-size:14px;font-weight:600;color:var(--text-3);margin-left:6px}
.kpi-label{margin-top:8px;font-size:13.5px;color:var(--text-2)}

/* ===== service matrix ===== */
.svc-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
.svc-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;position:relative;overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.svc-card::before{content:"";position:absolute;top:0;right:0;width:56px;height:56px;background:linear-gradient(225deg,rgba(200,247,81,.16),transparent 62%);clip-path:polygon(100% 0,0 0,100% 100%)}
.svc-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.32);box-shadow:var(--shadow-hover)}
.svc-card.wide{grid-column:span 6}
.svc-card.small{grid-column:span 3}
.svc-no{font-size:26px;font-weight:800;color:rgba(200,247,81,.22);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.svc-card h3{font-size:18px;font-weight:700;margin-top:12px;line-height:1.35}
.svc-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.75}
.svc-icon{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:rgba(78,217,196,.12);color:var(--mint);margin-bottom:14px}

/* ===== scenes ===== */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.scene-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.scene-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.3);box-shadow:var(--shadow-hover)}
.scene-card:nth-child(2){margin-top:28px}
.scene-thumb{aspect-ratio:3/2;overflow:hidden;background:var(--bg-3)}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.scene-card:hover .scene-thumb img{transform:scale(1.04)}
.scene-body{padding:22px}
.scene-body h3{font-size:18px;font-weight:700}
.scene-body p{margin-top:10px;font-size:14px;color:var(--text-2)}
.scene-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ===== steps ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative}
.step{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);padding:26px 22px;position:relative;transition:border-color .25s,transform .25s}
.step:hover{border-color:rgba(200,247,81,.3);transform:translateY(-3px)}
.step-no{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;background:rgba(200,247,81,.12);color:var(--lime);font-weight:800;font-size:15px;font-variant-numeric:tabular-nums}
.step h3{font-size:17px;font-weight:700;margin-top:16px}
.step p{margin-top:9px;font-size:14px;color:var(--text-2)}

/* ===== channel matrix ===== */
.chan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.chan-card{display:block;position:relative;background:linear-gradient(160deg,rgba(200,247,81,.08),rgba(255,255,255,.02) 46%,rgba(255,255,255,0) 100%);border:1px solid var(--line-2);border-radius:var(--r-lg);padding:30px 26px 28px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;color:var(--text)}
.chan-card:hover{transform:translateY(-5px);border-color:rgba(200,247,81,.45);box-shadow:var(--shadow-hover);color:var(--text)}
.chan-no{font-size:13px;font-weight:800;letter-spacing:.16em;color:var(--lime)}
.chan-card h3{font-size:19px;font-weight:700;margin-top:14px;line-height:1.35}
.chan-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.75}
.chan-more{display:inline-flex;align-items:center;gap:6px;margin-top:20px;font-size:13.5px;font-weight:600;color:var(--lime)}
.chan-card:hover .chan-more{gap:10px}

/* ===== compare ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{border-radius:var(--r-lg);padding:28px 26px;border:1px solid var(--line)}
.compare-col.old{background:rgba(255,255,255,.02)}
.compare-col.new{background:rgba(200,247,81,.06);border-color:rgba(200,247,81,.3)}
.compare-col h3{font-size:18px;font-weight:700;display:flex;align-items:center;gap:10px}
.compare-list{margin-top:20px;display:flex;flex-direction:column;gap:14px}
.compare-list li{display:flex;gap:12px;font-size:14.5px;color:var(--text-2);line-height:1.7}
.compare-list li::before{content:"";flex-shrink:0;width:18px;height:18px;border-radius:50%;margin-top:3px;background:rgba(255,255,255,.07);border:1px solid var(--line-2)}
.compare-col.new .compare-list li::before{background:rgba(200,247,81,.2);border-color:rgba(200,247,81,.45)}
.compare-col.new .compare-list li{color:var(--text)}

/* ===== milestone ===== */
.mile{position:relative;display:flex;flex-direction:column;gap:0}
.mile-item{display:grid;grid-template-columns:120px 1fr;gap:26px;padding:22px 0;border-bottom:1px dashed var(--line)}
.mile-item:last-child{border-bottom:0}
.mile-date{font-size:13px;font-weight:700;color:var(--lime);letter-spacing:.08em;padding-top:3px;font-variant-numeric:tabular-nums}
.mile-body h3{font-size:17px;font-weight:700}
.mile-body p{margin-top:8px;font-size:14px;color:var(--text-2)}

/* ===== reviews ===== */
.review-grid{columns:3;column-gap:18px}
.review-card{break-inside:avoid;margin-bottom:18px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;transition:border-color .25s,transform .25s}
.review-card:hover{border-color:rgba(200,247,81,.3);transform:translateY(-3px)}
.review-stars{color:var(--lime);font-size:13px;letter-spacing:2px}
.review-text{margin-top:12px;font-size:14.5px;color:var(--text-2);line-height:1.8}
.review-user{display:flex;align-items:center;gap:10px;margin-top:18px}
.review-avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--lime),var(--mint));color:#12100E;display:grid;place-items:center;font-weight:800;font-size:13px;flex-shrink:0}
.review-user strong{display:block;font-size:13.5px;color:var(--text)}
.review-user span{font-size:12px;color:var(--text-3)}

/* ===== cities ===== */
.city-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.city-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.city-chips span{padding:7px 15px;border-radius:999px;border:1px solid var(--line-2);font-size:13.5px;color:var(--text-2);transition:all .2s}
.city-chips span:hover{border-color:var(--lime);color:var(--lime);background:rgba(200,247,81,.07)}
.city-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--bg-3)}
.city-media img{width:100%;height:100%;object-fit:cover}

/* ===== news ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.news-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.32);box-shadow:var(--shadow-hover)}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-3)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3)}
.news-body h3{font-size:16.5px;font-weight:700;line-height:1.45}
.news-body h3 a{color:var(--text)}
.news-body h3 a:hover{color:var(--lime)}
.news-body p{font-size:13.5px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-state{padding:64px 24px;text-align:center;border:1px dashed var(--line-2);border-radius:var(--r-lg);color:var(--text-3);font-size:14px}
.empty-state strong{display:block;color:var(--text-2);font-size:15px;margin-bottom:6px}

/* ===== guarantee ===== */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.guard-card{border:1px solid var(--line);border-radius:var(--r-md);padding:26px 22px;background:rgba(255,255,255,.02);transition:border-color .25s,transform .25s}
.guard-card:hover{border-color:rgba(200,247,81,.32);transform:translateY(-3px)}
.guard-icon{width:38px;height:38px;border-radius:11px;background:rgba(78,217,196,.12);color:var(--mint);display:grid;place-items:center;margin-bottom:16px}
.guard-card h3{font-size:16.5px;font-weight:700;line-height:1.4}
.guard-card p{margin-top:10px;font-size:13.5px;color:var(--text-2);line-height:1.75}

/* ===== faq ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .25s}
.faq-item[open]{border-color:rgba(200,247,81,.35)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:19px 22px;font-size:15.5px;font-weight:600;color:var(--text);transition:color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;line-height:1;color:var(--lime);flex-shrink:0;transition:transform .25s ease}
.faq-item[open] summary{color:var(--lime)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--text-2);line-height:1.85}

/* ===== final cta ===== */
.cta{background:var(--light);color:var(--ink);padding:76px 0}
.cta-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.cta h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.25;letter-spacing:-.01em}
.cta p{margin-top:16px;font-size:15px;color:var(--ink-2);line-height:1.85}
.cta-form{display:flex;gap:10px;margin-top:26px;flex-wrap:wrap}
.cta-form input{flex:1;min-width:200px;padding:14px 20px;border-radius:999px;border:1px solid rgba(26,23,20,.18);background:#fff;color:var(--ink);font-size:14.5px;outline:none;transition:border-color .2s,box-shadow .2s}
.cta-form input::placeholder{color:#9A9286}
.cta-form input:focus{border-color:var(--lime-deep);box-shadow:0 0 0 4px rgba(155,201,47,.22)}
.cta-note{margin-top:16px;font-size:12.5px;color:#8A8277}
.cta-panel{background:#12100E;border-radius:var(--r-lg);padding:30px;color:var(--text);box-shadow:0 18px 40px rgba(0,0,0,.28)}
.cta-panel h3{font-size:17px;font-weight:700;color:var(--lime)}
.cta-panel ul{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.cta-panel li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7}
.cta-panel li::before{content:"✓";color:var(--lime);font-weight:700;flex-shrink:0}
.dl-row{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap}
.dl-btn{flex:1;min-width:120px;display:flex;align-items:center;justify-content:center;gap:8px;padding:11px 16px;border-radius:12px;border:1px solid var(--line-2);font-size:13.5px;color:var(--text);transition:all .2s}
.dl-btn:hover{border-color:var(--lime);color:var(--lime)}

/* ===== footer ===== */
.site-footer{background:#0D0B09;border-top:1px solid rgba(200,247,81,.28);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;color:var(--text-3);line-height:1.85;max-width:280px}
.footer-dl{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.footer-dl span{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:10px;border:1px solid var(--line);font-size:12.5px;color:var(--text-2)}
.footer-col h4{font-size:13.5px;font-weight:700;color:var(--text);letter-spacing:.06em;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col li span{font-size:13.5px;color:var(--text-3)}
.footer-col a:hover{color:var(--lime)}
.footer-qr{width:92px;height:92px;border-radius:12px;border:1px dashed var(--line-2);display:grid;place-items:center;font-size:11.5px;color:var(--text-3);text-align:center;line-height:1.5;margin-top:16px}
.footer-bottom{margin-top:52px;border-top:1px solid var(--line);padding:22px 0 30px}
.footer-bottom-inner{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:12px;color:var(--text-3)}
.footer-bottom-inner a{color:var(--text-3);font-size:12px}
.footer-bottom-inner a:hover{color:var(--lime)}

/* ===== back to top ===== */
.to-top{position:fixed;right:22px;bottom:22px;width:44px;height:44px;border-radius:50%;background:rgba(200,247,81,.14);border:1px solid rgba(200,247,81,.4);color:var(--lime);display:grid;place-items:center;opacity:0;visibility:hidden;transition:all .25s;z-index:70}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:var(--lime);color:#12100E}

/* ===== responsive ===== */
@media (max-width:1199px){
  .main-nav a{padding:8px 10px;font-size:14.5px}
  .search input{width:120px}
  .svc-card.wide{grid-column:span 6}
  .svc-card.small{grid-column:span 6}
  .review-grid{columns:2}
}
@media (max-width:991px){
  .main-nav,.search{display:none}
  .burger{display:flex}
  .section{padding:64px 0}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:1fr 1fr}
  .scene-card:nth-child(2){margin-top:0}
  .steps{grid-template-columns:1fr}
  .chan-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .city-wrap{grid-template-columns:1fr;gap:28px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-brand{grid-column:1/-1}
  .header-inner{height:62px;gap:14px}
}
@media (max-width:767px){
  .container,.container-wide{padding:0 16px}
  .header-inner{padding:0 16px}
  .logo-text em{display:none}
  .promo-marquee{font-size:12px}
  .promo-links a{display:none}
  .hero{padding:52px 0 58px}
  .hero-inner{padding:0 16px}
  .hero-sub{font-size:14.5px;margin-top:16px}
  .hero-search{padding-left:16px;margin-top:24px}
  .hero-search .btn{padding:10px 18px;font-size:14px}
  .hero-actions .btn{flex:1;min-width:140px}
  .kpi-grid{grid-template-columns:1fr 1fr;gap:12px}
  .kpi-card{padding:18px 16px}
  .svc-grid{grid-template-columns:1fr}
  .svc-card.wide,.svc-card.small{grid-column:span 1}
  .scene-grid{grid-template-columns:1fr}
  .chan-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:1fr}
  .review-grid{columns:1}
  .mile-item{grid-template-columns:1fr;gap:6px;padding:18px 0}
  .cta-form input{min-width:100%}
  .cta-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom-inner{flex-direction:column;align-items:flex-start;gap:8px}
  .to-top{right:14px;bottom:14px}
  .section{padding:52px 0}
}
@media (max-width:480px){
  .kpi-grid{grid-template-columns:1fr}
  .hero h1{font-size:26px}
  .hot-chips .label{display:none}
  .chip{font-size:12px;padding:5px 12px}
  .btn{padding:12px 22px;font-size:14.5px}
}

/* roulang page: article */
:root{
  --bg:#12100E;
  --bg-2:#17140F;
  --bg-3:#1C1813;
  --light:#F3EFE6;
  --lime:#C8F751;
  --lime-deep:#9BC92F;
  --coral:#FF6A3D;
  --mint:#4ED9C4;
  --text:#F5F2EA;
  --text-2:#A9A296;
  --text-3:#6F6A61;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --ink:#1A1714;
  --ink-2:#5A544B;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(0,0,0,.45);
  --shadow-hover:0 0 0 1px rgba(200,247,81,.28),0 18px 48px rgba(0,0,0,.6);
  --container:1200px;
  --wide:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);color:var(--text);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--text-2);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--lime)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
::selection{background:rgba(200,247,81,.28);color:#fff}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.container-wide{width:100%;max-width:var(--wide);margin:0 auto;padding:0 24px}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.01em;transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-primary{background:var(--lime);color:#12100E}
.btn-primary:hover{background:#D6FF6B;color:#12100E;transform:translateY(-1px);box-shadow:0 0 26px rgba(200,247,81,.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{border:1px solid var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.btn-dark{background:#12100E;color:var(--lime)}
.btn-dark:hover{background:#000;color:var(--lime);transform:translateY(-1px)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-block{width:100%}

/* ===== chips & badges ===== */
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-2);color:var(--text-2);transition:all .2s ease;background:rgba(255,255,255,.02)}
.chip:hover{border-color:var(--lime);color:var(--lime);background:rgba(200,247,81,.07)}
.chip-lime{background:rgba(200,247,81,.12);border-color:rgba(200,247,81,.4);color:var(--lime)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:8px;font-size:11.5px;font-weight:600;letter-spacing:.04em;background:rgba(200,247,81,.14);color:var(--lime);border:1px solid rgba(200,247,81,.25)}
.badge-coral{background:rgba(255,106,61,.16);color:#FF8A66;border-color:rgba(255,106,61,.3)}
.badge-mint{background:rgba(78,217,196,.14);color:var(--mint);border-color:rgba(78,217,196,.3)}

/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(18,16,14,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(0,0,0,.5)}
.header-inner{max-width:var(--wide);margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:22px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--lime);color:#12100E;font-weight:800;font-size:20px;display:grid;place-items:center;box-shadow:0 0 18px rgba(200,247,81,.22)}
.logo-text{display:flex;flex-direction:column;line-height:1.22}
.logo-text strong{font-size:17px;color:var(--text);letter-spacing:.01em}
.logo-text em{font-size:11px;color:var(--text-3);font-style:normal;letter-spacing:.1em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.main-nav a{position:relative;padding:8px 14px;font-size:15px;color:var(--text-2);border-radius:8px;transition:color .2s ease}
.main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--lime)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.search{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:5px 5px 5px 16px;transition:border-color .2s,background .2s}
.search:focus-within{border-color:var(--lime);background:rgba(200,247,81,.07)}
.search input{width:158px;background:none;border:0;outline:none;color:var(--text);font-size:13.5px}
.search input::placeholder{color:var(--text-3)}
.search button{width:28px;height:28px;border-radius:50%;background:var(--lime);color:#12100E;display:grid;place-items:center;flex-shrink:0;transition:background .2s}
.search button:hover{background:#D6FF6B}
.burger{display:none;flex-direction:column;justify-content:center;gap:4px;width:38px;height:38px;border-radius:10px;border:1px solid var(--line-2);padding:0 9px}
.burger span{display:block;height:2px;border-radius:2px;background:var(--text);transition:transform .25s,opacity .25s}

/* ===== drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;width:min(340px,86vw);height:100%;background:var(--bg-2);border-left:1px solid var(--line);z-index:95;transform:translateX(102%);transition:transform .32s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;color:var(--text)}
.drawer-close{width:34px;height:34px;border-radius:9px;border:1px solid var(--line-2);display:grid;place-items:center;font-size:19px;line-height:1;color:var(--text-2)}
.drawer-close:hover{color:var(--lime);border-color:var(--lime)}
.drawer-body{padding:18px 20px 32px;display:flex;flex-direction:column;gap:8px}
.drawer-body .search{width:100%;padding-left:14px;margin-bottom:10px}
.drawer-body .search input{width:100%}
.drawer-body nav{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.drawer-body nav a{padding:12px;border-radius:10px;font-size:15px;color:var(--text-2);border:1px solid transparent}
.drawer-body nav a:hover{color:var(--lime);border-color:var(--line);background:rgba(200,247,81,.05)}

/* ===== breadcrumb ===== */
.crumb-bar{background:var(--bg-2);border-bottom:1px solid var(--line)}
.crumb-inner{display:flex;align-items:center;gap:9px;flex-wrap:wrap;padding:15px 0;font-size:13px;color:var(--text-3)}
.crumb-inner a{color:var(--text-3)}
.crumb-inner a:hover{color:var(--lime)}
.crumb-inner .sep{opacity:.45}
.crumb-inner .cur{color:var(--text-2)}

/* ===== post hero ===== */
.post-hero{
  position:relative;padding:58px 0 46px;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,16,14,.9),rgba(18,16,14,.99)),url('/assets/images/0117dcb4d69b2b45.webp') center/cover no-repeat;
}
.post-hero::after{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(200,247,81,.09) 1px,transparent 1px);background-size:22px 22px;opacity:.5}
.post-hero .container{position:relative;z-index:1}
.post-kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.post-title{font-size:clamp(28px,3.6vw,42px);font-weight:800;line-height:1.22;letter-spacing:-.02em;max-width:940px;color:var(--text)}
.post-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:22px;font-size:13.5px;color:var(--text-3)}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.6}
.post-meta strong{color:var(--text-2);font-weight:600}

/* ===== article layout ===== */
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:52px;align-items:start;padding:56px 0 72px}
.prose{max-width:780px;font-size:16px;line-height:1.85;color:#DCD7CB;word-break:break-word}
.prose > *:first-child{margin-top:0}
.prose h2{font-size:24px;line-height:1.4;color:var(--text);font-weight:700;margin:38px 0 14px;padding-left:14px;border-left:4px solid var(--lime);letter-spacing:-.01em}
.prose h3{font-size:19px;line-height:1.5;color:var(--text);font-weight:700;margin:28px 0 10px}
.prose h4{font-size:16.5px;color:var(--text);font-weight:700;margin:22px 0 8px}
.prose p{margin:0 0 16px}
.prose a{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:#D6FF6B}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px;list-style-position:outside}
.prose li{margin-bottom:9px}
.prose ul li::marker{color:var(--lime)}
.prose ol li::marker{color:var(--lime);font-weight:700}
.prose strong,.prose b{color:var(--lime);font-weight:700}
.prose blockquote{margin:24px 0;padding:16px 22px;border-left:3px solid var(--lime);background:rgba(200,247,81,.06);border-radius:0 14px 14px 0;color:var(--text-2)}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:16px;margin:24px auto;box-shadow:var(--shadow)}
.prose figure{margin:24px 0}
.prose figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}
.prose pre{background:#0C0A08;border:1px solid var(--line);border-radius:12px;padding:16px 18px;overflow-x:auto;margin:20px 0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13.5px;line-height:1.7;color:#CFC9BC}
.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em;background:rgba(255,255,255,.07);padding:2px 6px;border-radius:6px;color:var(--lime)}
.prose pre code{background:none;padding:0;color:inherit;font-size:inherit}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 13px;text-align:left}
.prose th{background:rgba(255,255,255,.05);color:var(--text);font-weight:600}
.prose hr{border:0;border-top:1px solid var(--line);margin:34px 0}

/* ===== tag row ===== */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}

/* ===== sidebar ===== */
.side-sticky{position:sticky;top:92px;display:flex;flex-direction:column;gap:18px}
.side-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;transition:border-color .25s ease,box-shadow .25s ease}
.side-card:hover{border-color:rgba(200,247,81,.32);box-shadow:var(--shadow)}
.side-card h3{font-size:14px;color:var(--text);letter-spacing:.02em;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--lime)}
.side-tags{display:flex;flex-wrap:wrap;gap:8px}
.side-note{font-size:13px;color:var(--text-3);line-height:1.8}
.side-list{display:flex;flex-direction:column;gap:10px;list-style:none}
.side-list li{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3);padding-bottom:10px;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list li span:last-child{color:var(--text-2);text-align:right}
.share-list{display:flex;flex-direction:column;gap:8px}
.share-list button,.share-list a{display:flex;align-items:center;justify-content:space-between;padding:10px 13px;border-radius:10px;border:1px solid var(--line);font-size:13.5px;color:var(--text-2);transition:all .2s ease;text-align:left;width:100%}
.share-list button:hover,.share-list a:hover{border-color:var(--lime);color:var(--lime);background:rgba(200,247,81,.06)}

/* ===== empty state ===== */
.empty-state{max-width:780px;padding:56px 30px;border:1px dashed var(--line-2);border-radius:var(--r-lg);background:var(--bg-2);text-align:center}
.empty-state h2{font-size:22px;color:var(--text);font-weight:700;margin-bottom:12px}
.empty-state p{font-size:14.5px;color:var(--text-3);line-height:1.85;margin-bottom:22px}

/* ===== related ===== */
.related-sec{padding:64px 0;background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.sec-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.01em;color:var(--text)}
.sec-head p{font-size:14px;color:var(--text-3);margin-top:8px}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{display:block;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.42);box-shadow:var(--shadow-hover)}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:#0C0A08}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{padding:16px 18px 20px}
.rel-body h3{font-size:16px;line-height:1.55;color:var(--text);font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:9px}
.rel-body time{font-size:12.5px;color:var(--text-3)}

/* ===== cta ===== */
.cta-band{padding:60px 0 24px}
.cta-inner{background:var(--lime);color:var(--ink);border-radius:24px;padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;box-shadow:0 20px 50px rgba(200,247,81,.12)}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.3;color:var(--ink);max-width:640px;letter-spacing:-.01em}
.cta-inner p{font-size:14px;color:#3A362D;margin-top:10px;line-height:1.8;max-width:640px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ===== back links ===== */
.back-links{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:26px 0 72px}

/* ===== back to top ===== */
.to-top{position:fixed;right:22px;bottom:24px;width:44px;height:44px;border-radius:14px;background:rgba(28,24,19,.92);border:1px solid var(--line-2);color:var(--text-2);display:grid;place-items:center;z-index:70;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .28s ease;backdrop-filter:blur(8px)}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{color:var(--lime);border-color:var(--lime);box-shadow:0 0 22px rgba(200,247,81,.25)}

/* ===== footer ===== */
.site-footer{background:#0D0B09;border-top:1px solid rgba(200,247,81,.24);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr 1.25fr;gap:36px;padding-bottom:48px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;color:var(--text-3);line-height:1.85;margin-bottom:18px;max-width:320px}
.footer-dl{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.footer-dl span{font-size:12px;padding:7px 14px;border:1px solid var(--line-2);border-radius:999px;color:var(--text-2);transition:all .2s}
.footer-dl span:hover{border-color:var(--lime);color:var(--lime)}
.footer-qr{width:104px;height:104px;border-radius:12px;border:1px dashed var(--line-2);display:grid;place-items:center;font-size:11.5px;color:var(--text-3);text-align:center;background:rgba(255,255,255,.02);padding:0 12px;line-height:1.6}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.02em;font-weight:700}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-col li a,.footer-col li span{font-size:13px;color:var(--text-3);line-height:1.65}
.footer-col li a:hover{color:var(--lime)}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0 28px}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12px;color:var(--text-3);line-height:1.75}
.footer-bottom-inner span:last-child{max-width:640px}

/* ===== responsive ===== */
@media (max-width:1199px){
  .article-grid{grid-template-columns:minmax(0,1fr) 290px;gap:40px}
  .rel-grid{gap:18px}
}
@media (max-width:991px){
  .container,.container-wide{padding:0 20px}
  .main-nav{display:none}
  .burger{display:flex}
  .search{display:none}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:34px;padding:44px 0 56px}
  .side-sticky{position:static}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr 1fr;gap:30px}
  .footer-brand{grid-column:1/-1}
  .footer-brand p{max-width:none}
  .post-hero{padding:46px 0 38px}
}
@media (max-width:767px){
  .container,.container-wide{padding:0 16px}
  .header-inner{height:62px;padding:0 16px;gap:12px}
  .logo-mark{width:34px;height:34px;font-size:18px;border-radius:10px}
  .logo-text strong{font-size:15.5px}
  .logo-text em{font-size:10px;letter-spacing:.06em}
  .header-right .btn-primary{display:none}
  .post-hero{padding:36px 0 32px}
  .post-title{font-size:26px}
  .post-meta{font-size:12.5px;gap:10px;margin-top:18px}
  .prose{font-size:15.5px;line-height:1.85}
  .prose h2{font-size:21px;margin:30px 0 12px}
  .prose h3{font-size:17.5px}
  .rel-grid{grid-template-columns:1fr;gap:16px}
  .related-sec{padding:48px 0}
  .cta-inner{padding:32px 24px;border-radius:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .back-links{flex-direction:column;align-items:stretch}
  .back-links .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;padding-bottom:36px}
  .site-footer{padding:48px 0 0}
  .footer-bottom-inner{flex-direction:column;align-items:flex-start;gap:10px}
  .to-top{right:14px;bottom:16px;width:42px;height:42px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .post-title{font-size:23px;line-height:1.3}
  .tag-row .chip{font-size:12px;padding:5px 12px}
  .side-card{padding:17px}
}

/* roulang page: category1 */
:root{
  --bg:#12100E;
  --bg-2:#17140F;
  --bg-3:#1C1813;
  --light:#F3EFE6;
  --lime:#C8F751;
  --lime-deep:#9BC92F;
  --coral:#FF6A3D;
  --mint:#4ED9C4;
  --text:#F5F2EA;
  --text-2:#A9A296;
  --text-3:#6F6A61;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --ink:#1A1714;
  --ink-2:#5A544B;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(0,0,0,.45);
  --shadow-hover:0 0 0 1px rgba(200,247,81,.28),0 18px 48px rgba(0,0,0,.6);
  --container:1200px;
  --wide:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);color:var(--text);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--text-2);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--lime)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--lime);color:#12100E}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.container-wide{width:100%;max-width:var(--wide);margin:0 auto;padding:0 24px}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.01em;transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-primary{background:var(--lime);color:#12100E}
.btn-primary:hover{background:#D6FF6B;color:#12100E;transform:translateY(-1px);box-shadow:0 0 26px rgba(200,247,81,.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{border:1px solid var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-block{width:100%}

/* ===== chips & badges ===== */
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-2);color:var(--text-2);transition:all .2s ease}
.chip:hover{border-color:var(--lime);color:var(--lime)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:8px;font-size:11.5px;font-weight:600;letter-spacing:.04em;background:rgba(200,247,81,.14);color:var(--lime);border:1px solid rgba(200,247,81,.25)}
.badge-coral{background:rgba(255,106,61,.16);color:#FF8A66;border-color:rgba(255,106,61,.3)}
.badge-mint{background:rgba(78,217,196,.14);color:var(--mint);border-color:rgba(78,217,196,.3)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--mint);display:inline-block;animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(78,217,196,.5)}50%{opacity:.6;box-shadow:0 0 0 6px rgba(78,217,196,0)}}

/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(18,16,14,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(0,0,0,.5)}
.header-inner{max-width:var(--wide);margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:22px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--lime);color:#12100E;font-weight:800;font-size:20px;display:grid;place-items:center;box-shadow:0 0 18px rgba(200,247,81,.22)}
.logo-text{display:flex;flex-direction:column;line-height:1.22}
.logo-text strong{font-size:17px;color:var(--text);letter-spacing:.01em}
.logo-text em{font-size:11px;color:var(--text-3);font-style:normal;letter-spacing:.1em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.main-nav a{position:relative;padding:8px 14px;font-size:15px;color:var(--text-2);border-radius:8px;transition:color .2s ease}
.main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--lime)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.search{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:5px 5px 5px 16px;transition:border-color .2s,background .2s}
.search:focus-within{border-color:var(--lime);background:rgba(200,247,81,.07)}
.search input{width:158px;background:none;border:0;outline:none;color:var(--text);font-size:13.5px}
.search input::placeholder{color:var(--text-3)}
.search button{width:28px;height:28px;border-radius:50%;background:var(--lime);color:#12100E;display:grid;place-items:center;flex-shrink:0;transition:background .2s}
.search button:hover{background:#D6FF6B}
.burger{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line-2);flex-direction:column;justify-content:center;align-items:center;gap:4px;flex-shrink:0}
.burger span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px}

/* ===== drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;width:min(340px,86vw);height:100%;background:var(--bg-2);border-left:1px solid var(--line);z-index:95;transform:translateX(102%);transition:transform .32s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;color:var(--text)}
.drawer-close{width:34px;height:34px;border-radius:9px;border:1px solid var(--line-2);display:grid;place-items:center;font-size:18px;color:var(--text-2)}
.drawer-close:hover{color:var(--lime);border-color:var(--lime)}
.drawer-body{padding:18px 20px 32px;display:flex;flex-direction:column;gap:8px}
.drawer-body .search{width:100%;padding-left:14px;margin-bottom:8px}
.drawer-body .search input{width:100%}
.drawer-body nav{display:flex;flex-direction:column;gap:2px;margin-bottom:14px}
.drawer-body nav a{padding:12px;border-radius:10px;font-size:15px;color:var(--text-2);border:1px solid transparent}
.drawer-body nav a:hover,.drawer-body nav a.active{background:rgba(200,247,81,.08);border-color:rgba(200,247,81,.3);color:var(--lime)}

/* ===== section base ===== */
.section{padding:88px 0}
.section--alt{background:var(--bg-2)}
.section--dark{background:var(--bg-3);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--lime);text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime);border-radius:2px}
.section-head h2{font-size:30px;font-weight:700;letter-spacing:-.01em;line-height:1.25}
.section-head p{color:var(--text-2);font-size:14.5px;margin-top:8px;max-width:640px}
.hl{color:var(--lime)}

/* ===== category hero ===== */
.cat-hero{position:relative;padding:48px 0 64px;background:linear-gradient(180deg,#1B1712 0%,#12100E 100%);border-bottom:1px solid var(--line);overflow:hidden}
.cat-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(200,247,81,.12) 1px,transparent 1px);background-size:26px 26px;opacity:.35;pointer-events:none}
.cat-hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,106,61,.16),transparent 68%);pointer-events:none}
.cat-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-2)}
.breadcrumb span{color:var(--text-3)}
.cat-hero-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:48px;align-items:start}
.cat-hero-main h1{font-size:42px;font-weight:800;line-height:1.16;letter-spacing:-.02em;margin:14px 0 16px}
.cat-hero-main p{color:var(--text-2);font-size:15.5px;max-width:620px}
.cat-hero-actions{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.cat-stats{display:grid;gap:14px}
.stat-card{background:rgba(28,24,19,.9);border:1px solid var(--line);border-left:3px solid var(--lime);border-radius:var(--r-sm);padding:16px 18px;transition:transform .22s ease,border-color .22s ease}
.stat-card:hover{transform:translateX(3px);border-color:var(--lime)}
.stat-card strong{display:block;font-size:30px;font-weight:800;line-height:1.1;color:var(--lime);font-variant-numeric:tabular-nums}
.stat-card span{font-size:12.5px;color:var(--text-3);letter-spacing:.05em}

/* ===== topic switch ===== */
.topic-switch{background:var(--bg-3);border-bottom:1px solid var(--line);padding:16px 0}
.topic-switch-inner{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.topic-switch-inner .ts-label{font-size:12px;letter-spacing:.14em;color:var(--text-3);margin-right:8px;text-transform:uppercase}
.topic-switch a{display:inline-flex;align-items:center;gap:7px;padding:8px 18px;border-radius:999px;border:1px solid var(--line-2);font-size:13.5px;font-weight:600;color:var(--text-2);transition:all .2s ease}
.topic-switch a:hover{border-color:var(--lime);color:var(--lime)}
.topic-switch a.active{background:var(--lime);border-color:var(--lime);color:#12100E}

/* ===== event grid ===== */
.event-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.event-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;position:relative}
.event-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.4);box-shadow:var(--shadow-hover)}
.event-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#221D17}
.event-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.event-card:hover .event-media img{transform:scale(1.04)}
.event-date{position:absolute;left:14px;top:14px;background:var(--lime);color:#12100E;border-radius:10px;padding:7px 11px;text-align:center;line-height:1.1;box-shadow:0 8px 18px rgba(0,0,0,.45)}
.event-date em{display:block;font-style:normal;font-size:11px;font-weight:700;letter-spacing:.08em;opacity:.75}
.event-date strong{display:block;font-size:19px;font-weight:800;font-variant-numeric:tabular-nums}
.event-body{padding:18px 20px 20px}
.event-body h3{font-size:17.5px;font-weight:700;line-height:1.45;margin-bottom:10px}
.event-meta{display:flex;flex-wrap:wrap;gap:8px 14px;font-size:12.5px;color:var(--text-3)}
.event-meta li{display:inline-flex;align-items:center;gap:6px}
.event-meta li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--lime-deep);opacity:.7}
.event-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.event-foot span{font-size:12.5px;color:var(--text-2)}
.event-foot .arrow{width:30px;height:30px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;color:var(--text-2);transition:all .2s ease}
.event-card:hover .event-foot .arrow{border-color:var(--lime);color:var(--lime);background:rgba(200,247,81,.1)}

/* ===== route list ===== */
.route-list{display:grid;gap:20px}
.route-item{display:grid;grid-template-columns:280px 1fr;gap:26px;align-items:center;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-md);padding:18px;transition:border-color .22s ease,transform .22s ease}
.route-item:hover{border-color:rgba(200,247,81,.35);transform:translateY(-2px)}
.route-thumb{aspect-ratio:4/3;border-radius:var(--r-sm);overflow:hidden;background:#221D17}
.route-thumb img{width:100%;height:100%;object-fit:cover}
.route-info h3{font-size:19px;font-weight:700;margin-bottom:8px}
.route-info p{font-size:14px;color:var(--text-2);margin-bottom:12px}
.tag-row{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:11.5px;font-weight:600;letter-spacing:.04em;padding:4px 10px;border-radius:8px;background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-2)}

/* ===== tips ===== */
.tips-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tip-card{position:relative;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:26px 20px 22px;overflow:hidden;transition:border-color .22s ease,transform .22s ease}
.tip-card:hover{border-color:rgba(200,247,81,.35);transform:translateY(-3px)}
.tip-num{font-size:38px;font-weight:800;line-height:1;color:rgba(200,247,81,.22);letter-spacing:-.03em;margin-bottom:10px}
.tip-card h3{font-size:16.5px;font-weight:700;margin-bottom:8px}
.tip-card p{font-size:13.5px;color:var(--text-2)}
.tip-card::after{content:"";position:absolute;right:0;top:0;width:34px;height:34px;background:linear-gradient(225deg,var(--bg-3) 50%,transparent 50%)}

/* ===== news ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.news-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.4);box-shadow:var(--shadow-hover)}
.news-link{display:block;color:inherit}
.news-media{aspect-ratio:16/9;overflow:hidden;background:#221D17}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.news-card:hover .news-media img{transform:scale(1.04)}
.news-body{padding:18px 20px 22px}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:12px;color:var(--text-3)}
.news-body h3{font-size:16.5px;font-weight:700;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:13.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-empty{border:1px dashed var(--line-2);border-radius:var(--r-md);padding:56px 24px;text-align:center;color:var(--text-3);font-size:14px;background:rgba(255,255,255,.015)}

/* ===== faq ===== */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;transition:border-color .22s ease}
.faq-item[open]{border-color:rgba(200,247,81,.4);background:var(--bg-3)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:600;color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:400;color:var(--lime);transition:transform .25s ease;flex-shrink:0}
.faq-item[open] summary{color:var(--lime)}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg)}
.faq-item p{padding:0 22px 20px;font-size:14.5px;color:var(--text-2);line-height:1.85}

/* ===== cta strip ===== */
.cta-strip{background:var(--light);color:var(--ink);border-radius:var(--r-lg);padding:44px 40px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:28px;box-shadow:0 10px 24px rgba(0,0,0,.10)}
.cta-strip h2{font-size:28px;font-weight:800;line-height:1.3;color:var(--ink)}
.cta-strip p{margin-top:10px;font-size:14.5px;color:var(--ink-2)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-actions .btn-primary{background:#12100E;color:var(--lime)}
.cta-actions .btn-primary:hover{background:#000;color:var(--lime)}
.cta-actions .btn-ghost{border-color:rgba(26,23,20,.28);color:var(--ink)}
.cta-actions .btn-ghost:hover{border-color:#12100E;color:#12100E;background:rgba(26,23,20,.05)}

/* ===== footer ===== */
.site-footer{background:#0D0B09;border-top:1px solid rgba(200,247,81,.35);padding-top:62px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:48px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;color:var(--text-2);max-width:320px;margin-bottom:18px}
.footer-dl{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.footer-dl span{font-size:12px;padding:7px 14px;border-radius:999px;border:1px solid var(--line-2);color:var(--text-2)}
.footer-dl span:hover{border-color:var(--lime);color:var(--lime)}
.footer-qr{width:104px;height:104px;border-radius:var(--r-sm);border:1px dashed var(--line-2);display:grid;place-items:center;font-size:11.5px;color:var(--text-3);text-align:center;padding:8px;line-height:1.5}
.footer-col h4{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:grid;gap:10px}
.footer-col li a,.footer-col li span{font-size:13px;color:var(--text-3);line-height:1.6}
.footer-col li a:hover{color:var(--lime)}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0 26px}
.footer-bottom-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--text-3)}

/* ===== responsive ===== */
@media (max-width:1199px){
  .event-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .tips-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .cat-hero-main h1{font-size:36px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .header-right .search{display:none}
  .burger{display:flex}
  .header-inner{height:62px;gap:14px}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-stats{grid-template-columns:repeat(3,1fr)}
  .section{padding:64px 0}
  .route-item{grid-template-columns:220px 1fr;gap:20px}
  .cta-strip{grid-template-columns:1fr;padding:34px 26px}
}
@media (max-width:767px){
  .container,.container-wide{padding:0 16px}
  .header-inner{padding:0 16px;height:60px}
  .logo-mark{width:34px;height:34px;font-size:18px;border-radius:10px}
  .logo-text strong{font-size:15.5px}
  .logo-text em{font-size:10px;letter-spacing:.06em}
  .header-right .btn-sm{display:none}
  .cat-hero{padding:32px 0 48px}
  .cat-hero-main h1{font-size:29px}
  .cat-hero-main p{font-size:14.5px}
  .cat-stats{grid-template-columns:1fr}
  .stat-card{display:flex;align-items:baseline;gap:12px}
  .stat-card strong{font-size:24px}
  .cat-hero-actions .btn{flex:1;min-width:140px}
  .section{padding:48px 0}
  .section-head h2{font-size:23px}
  .event-grid,.news-grid,.tips-grid{grid-template-columns:1fr}
  .route-item{grid-template-columns:1fr;padding:14px}
  .route-thumb{aspect-ratio:16/9}
  .topic-switch-inner .ts-label{width:100%;margin-bottom:4px}
  .topic-switch a{flex:1;justify-content:center;padding:8px 12px;font-size:12.5px}
  .cta-strip h2{font-size:22px}
  .cta-actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;padding-bottom:34px}
  .footer-brand{grid-column:1/-1}
  .site-footer{padding-top:44px}
}
@media (max-width:520px){
  .cat-hero-main h1{font-size:26px}
  .footer-grid{grid-template-columns:1fr}
  .faq-item summary{font-size:14.5px;padding:16px 18px}
  .faq-item p{padding:0 18px 18px}
  .footer-bottom-inner{flex-direction:column;gap:8px}
}

/* roulang page: category2 */
:root{
  --bg:#12100E;
  --bg-2:#17140F;
  --bg-3:#1C1813;
  --light:#F3EFE6;
  --lime:#C8F751;
  --lime-deep:#9BC92F;
  --coral:#FF6A3D;
  --mint:#4ED9C4;
  --text:#F5F2EA;
  --text-2:#A9A296;
  --text-3:#6F6A61;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --ink:#1A1714;
  --ink-2:#5A544B;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(0,0,0,.45);
  --shadow-hover:0 0 0 1px rgba(200,247,81,.28),0 18px 48px rgba(0,0,0,.6);
  --container:1200px;
  --wide:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);color:var(--text);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--text-2);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--lime)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.container-wide{width:100%;max-width:var(--wide);margin:0 auto;padding:0 24px}
.section{padding:88px 0;position:relative}
.section-alt{background:var(--bg-2)}
.section-alt2{background:var(--bg-3)}
.section-line{border-top:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head h2{font-size:30px;font-weight:700;letter-spacing:-.01em;line-height:1.3;margin-bottom:10px}
.section-head p{font-size:15px;color:var(--text-2);line-height:1.8}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--lime);text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime);border-radius:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.01em;transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-primary{background:var(--lime);color:#12100E}
.btn-primary:hover{background:#D6FF6B;color:#12100E;transform:translateY(-1px);box-shadow:0 0 26px rgba(200,247,81,.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{border:1px solid var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-block{width:100%}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-2);color:var(--text-2);transition:all .2s ease}
.chip:hover{border-color:var(--lime);color:var(--lime)}
.chip-lime{background:rgba(200,247,81,.12);border-color:rgba(200,247,81,.4);color:var(--lime)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:8px;font-size:11.5px;font-weight:600;letter-spacing:.04em;background:rgba(200,247,81,.14);color:var(--lime);border:1px solid rgba(200,247,81,.25)}
.badge-coral{background:rgba(255,106,61,.16);color:#FF8A66;border-color:rgba(255,106,61,.3)}
.badge-mint{background:rgba(78,217,196,.14);color:var(--mint);border-color:rgba(78,217,196,.3)}
/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(18,16,14,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(0,0,0,.5)}
.header-inner{max-width:var(--wide);margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:22px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--lime);color:#12100E;font-weight:800;font-size:20px;display:grid;place-items:center;box-shadow:0 0 18px rgba(200,247,81,.22)}
.logo-text{display:flex;flex-direction:column;line-height:1.22}
.logo-text strong{font-size:17px;color:var(--text);letter-spacing:.01em}
.logo-text em{font-size:11px;color:var(--text-3);font-style:normal;letter-spacing:.1em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.main-nav a{position:relative;padding:8px 14px;font-size:15px;color:var(--text-2);border-radius:8px;transition:color .2s ease}
.main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--lime)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.search{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:5px 5px 5px 16px;transition:border-color .2s,background .2s}
.search:focus-within{border-color:var(--lime);background:rgba(200,247,81,.07)}
.search input{width:158px;background:none;border:0;outline:none;color:var(--text);font-size:13.5px}
.search input::placeholder{color:var(--text-3)}
.search button{width:28px;height:28px;border-radius:50%;background:var(--lime);color:#12100E;display:grid;place-items:center;flex-shrink:0;transition:background .2s}
.search button:hover{background:#D6FF6B}
.burger{display:none;width:40px;height:40px;border-radius:11px;border:1px solid var(--line-2);flex-direction:column;align-items:center;justify-content:center;gap:4px}
.burger span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px}
/* ===== drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;width:min(340px,86vw);height:100%;background:var(--bg-2);border-left:1px solid var(--line);z-index:95;transform:translateX(102%);transition:transform .32s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;color:var(--text)}
.drawer-close{width:34px;height:34px;border-radius:9px;border:1px solid var(--line-2);display:grid;place-items:center;font-size:18px;color:var(--text-2)}
.drawer-close:hover{color:var(--lime);border-color:var(--lime)}
.drawer-body{padding:18px 20px 32px;display:flex;flex-direction:column;gap:8px}
.drawer-body .search{width:100%;padding-left:14px;margin-bottom:8px}
.drawer-body .search input{width:100%}
.drawer-body nav{display:flex;flex-direction:column;gap:2px;margin-bottom:14px}
.drawer-body nav a{padding:12px;border-radius:10px;font-size:15px;color:var(--text-2);border:1px solid transparent}
.drawer-body nav a.active,.drawer-body nav a:hover{color:var(--lime);border-color:rgba(200,247,81,.28);background:rgba(200,247,81,.07)}
/* ===== page hero ===== */
.page-hero{position:relative;padding:48px 0 64px;background:var(--bg-2);border-bottom:1px solid var(--line);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(200,247,81,.10) 1px,transparent 1px);background-size:22px 22px;opacity:.35;pointer-events:none}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--lime)}
.crumb span.sep{color:#3a352d}
.hero-split{display:grid;grid-template-columns:1.75fr 1fr;gap:44px;align-items:start}
.hero-split h1{font-size:clamp(30px,3.4vw,44px);line-height:1.18;font-weight:800;letter-spacing:-.02em;margin-bottom:16px}
.hero-split h1 b{color:var(--lime);font-weight:800}
.hero-lead{font-size:15.5px;color:var(--text-2);line-height:1.85;max-width:640px}
.hero-meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.tag-block{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow)}
.tag-block h2{font-size:15px;font-weight:700;color:var(--text);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.tag-block h2::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(78,217,196,.16)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud .chip{cursor:default}
/* ===== switch bar ===== */
.switch-bar{padding:18px 0;background:var(--bg);border-bottom:1px solid var(--line)}
.switch-inner{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.switch-inner .label{font-size:12.5px;color:var(--text-3);letter-spacing:.06em;margin-right:4px}
.switch-inner a{padding:8px 18px;border-radius:999px;font-size:13.5px;font-weight:600;border:1px solid var(--line-2);color:var(--text-2);transition:all .2s ease}
.switch-inner a:hover{border-color:var(--lime);color:var(--lime)}
.switch-inner a.current{background:var(--lime);border-color:var(--lime);color:#12100E}
/* ===== play list ===== */
.play-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.play-item{display:grid;grid-template-columns:62px 1fr;gap:14px;align-items:start}
.play-num{font-size:34px;font-weight:800;line-height:1;color:rgba(200,247,81,.30);letter-spacing:-.03em;padding-top:8px;font-variant-numeric:tabular-nums}
.play-card{display:flex;flex-direction:column;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;height:100%}
.play-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(200,247,81,.35)}
.play-thumb{aspect-ratio:3/2;background:var(--bg);overflow:hidden}
.play-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.play-card:hover .play-thumb img{transform:scale(1.04)}
.play-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.play-body h3{font-size:18px;font-weight:700;color:var(--text);line-height:1.4}
.play-body p{font-size:13.5px;color:var(--text-2);line-height:1.75}
.play-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
.play-tags span{font-size:11.5px;color:var(--text-3);border:1px solid var(--line);border-radius:8px;padding:3px 9px}
/* ===== scene scroller ===== */
.scroller{display:flex;gap:16px;overflow-x:auto;padding-bottom:12px;scrollbar-width:thin}
.scroller::-webkit-scrollbar{height:6px}
.scroller::-webkit-scrollbar-thumb{background:rgba(200,247,81,.35);border-radius:99px}
.scene-card{flex:0 0 232px;border-radius:var(--r-md);overflow:hidden;background:var(--bg-3);border:1px solid var(--line);transition:transform .25s ease,border-color .25s ease}
.scene-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.35)}
.scene-card .ph{aspect-ratio:2/3;overflow:hidden;background:var(--bg)}
.scene-card .ph img{width:100%;height:100%;object-fit:cover}
.scene-card .cap{padding:14px 16px;font-size:14px;font-weight:600;color:var(--text);border-top:1px solid var(--line)}
.scene-card .cap em{display:block;font-style:normal;font-size:12px;color:var(--text-3);font-weight:400;margin-top:4px}
/* ===== calendar ===== */
.calendar{display:flex;flex-direction:column;gap:0;border-left:2px solid rgba(200,247,81,.25);margin-left:8px}
.cal-item{position:relative;padding:0 0 26px 26px}
.cal-item:last-child{padding-bottom:0}
.cal-item::before{content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--lime)}
.cal-date{font-size:12.5px;font-weight:700;color:var(--lime);letter-spacing:.08em;font-variant-numeric:tabular-nums}
.cal-item h3{font-size:17px;font-weight:700;color:var(--text);margin:6px 0 4px}
.cal-item p{font-size:13.5px;color:var(--text-2);line-height:1.7}
/* ===== guard list ===== */
.guard-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.guard-card{display:flex;gap:14px;padding:20px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);transition:border-color .2s ease,transform .2s ease}
.guard-card:hover{border-color:rgba(200,247,81,.3);transform:translateY(-2px)}
.guard-icon{width:38px;height:38px;flex:0 0 38px;border-radius:10px;display:grid;place-items:center;background:rgba(200,247,81,.12);color:var(--lime);font-weight:800;font-size:15px}
.guard-card h3{font-size:15.5px;font-weight:700;color:var(--text);margin-bottom:6px}
.guard-card p{font-size:13.5px;color:var(--text-2);line-height:1.75}
.guard-card.wide{grid-column:1 / -1}
/* ===== reviews ===== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;display:flex;flex-direction:column;gap:12px}
.review-stars{color:var(--lime);font-size:13px;letter-spacing:.16em}
.review-card p{font-size:14px;color:var(--text-2);line-height:1.8}
.review-user{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:8px;border-top:1px solid var(--line)}
.avatar{width:34px;height:34px;border-radius:50%;background:rgba(200,247,81,.16);color:var(--lime);display:grid;place-items:center;font-size:13px;font-weight:700}
.review-user strong{display:block;font-size:13.5px;color:var(--text);font-weight:600}
.review-user em{font-style:normal;font-size:11.5px;color:var(--text-3)}
/* ===== faq ===== */
.faq-wrap{max-width:880px}
.faq-item{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-md);padding:0 20px;margin-bottom:12px;transition:border-color .2s ease}
.faq-item:hover{border-color:rgba(200,247,81,.28)}
.faq-item summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:600;font-size:15.5px;display:flex;justify-content:space-between;gap:16px;color:var(--text);align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--lime);font-size:20px;line-height:1;flex-shrink:0}
.faq-item[open] summary{color:var(--lime)}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 0 18px;font-size:14.5px;color:var(--text-2);line-height:1.85}
/* ===== news ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{display:flex;flex-direction:column;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;gap:10px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(200,247,81,.35);color:var(--text)}
.news-card h3{font-size:16px;font-weight:700;color:var(--text);line-height:1.5}
.news-card:hover h3{color:var(--lime)}
.news-card p{font-size:13.5px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;margin-top:auto;padding-top:6px}
.news-empty{grid-column:1/-1;text-align:center;padding:40px 20px;border:1px dashed var(--line-2);border-radius:var(--r-md);color:var(--text-3);font-size:14px}
.more-row{display:flex;justify-content:center;margin-top:32px}
/* ===== bottom cta ===== */
.bottom-cta{background:var(--light);color:var(--ink);padding:52px 0}
.bottom-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.bottom-cta h2{font-size:24px;font-weight:800;color:var(--ink);line-height:1.35;margin-bottom:8px}
.bottom-cta p{font-size:14px;color:var(--ink-2);line-height:1.7}
.bottom-cta .actions{display:flex;gap:12px;flex-wrap:wrap}
.back-home{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--ink-2);padding:13px 22px;border-radius:999px;border:1px solid rgba(26,23,20,.2)}
.back-home:hover{color:var(--ink);border-color:var(--ink)}
/* ===== footer ===== */
.site-footer{background:#0D0B09;border-top:1px solid rgba(200,247,81,.18);padding-top:60px}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr .8fr .95fr;gap:32px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13px;color:var(--text-3);line-height:1.85;max-width:320px}
.footer-dl{display:flex;gap:10px;margin:16px 0 14px;flex-wrap:wrap}
.footer-dl span{font-size:12px;color:var(--text-2);border:1px solid var(--line-2);border-radius:8px;padding:7px 12px}
.footer-qr{width:104px;height:104px;border:1px dashed var(--line-2);border-radius:12px;display:grid;place-items:center;font-size:11px;color:var(--text-3);text-align:center;padding:10px;line-height:1.5}
.footer-col h4{font-size:13.5px;color:var(--text);margin-bottom:14px;font-weight:700;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col li a,.footer-col li span{font-size:12.5px;color:var(--text-3);line-height:1.65}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0 26px}
.footer-bottom-inner{display:flex;justify-content:space-between;gap:16px;font-size:12px;color:var(--text-3);flex-wrap:wrap;line-height:1.7}
/* ===== responsive ===== */
@media (max-width:1199px){
  .hero-split{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .main-nav,.header-right .search{display:none}
  .burger{display:inline-flex}
  .play-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:1fr}
}
@media (max-width:767px){
  .container,.container-wide{padding:0 16px}
  .section{padding:48px 0}
  .page-hero{padding:32px 0 44px}
  .hero-split h1{font-size:28px}
  .section-head h2{font-size:22px}
  .play-item{grid-template-columns:44px 1fr;gap:10px}
  .play-num{font-size:26px}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-brand{grid-column:1/-1}
  .bottom-cta-inner{flex-direction:column;align-items:flex-start}
  .bottom-cta .actions{width:100%}
  .bottom-cta .actions .btn,.bottom-cta .actions .back-home{width:100%;justify-content:center}
  .header-right .btn-sm{padding:8px 16px;font-size:13px}
}
@media (max-width:520px){
  .header-inner{height:62px;gap:12px;padding:0 16px}
  .logo-mark{width:34px;height:34px;font-size:18px}
  .logo-text strong{font-size:15px}
  .logo-text em{font-size:10px}
  .scroller{margin-right:-16px;padding-right:16px}
  .scene-card{flex:0 0 200px}
  .footer-grid{grid-template-columns:1fr}
  .hero-meta{gap:8px}
}

/* roulang page: category3 */
:root{
  --bg:#12100E;
  --bg-2:#17140F;
  --bg-3:#1C1813;
  --light:#F3EFE6;
  --lime:#C8F751;
  --lime-deep:#9BC92F;
  --coral:#FF6A3D;
  --mint:#4ED9C4;
  --text:#F5F2EA;
  --text-2:#A9A296;
  --text-3:#6F6A61;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --ink:#1A1714;
  --ink-2:#5A544B;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(0,0,0,.45);
  --shadow-hover:0 0 0 1px rgba(200,247,81,.28),0 18px 48px rgba(0,0,0,.6);
  --container:1200px;
  --wide:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body,h1,h2,h3,h4,p,ul,ol,figure,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
body{
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);color:var(--text);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--text-2);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--lime)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.container-wide{width:100%;max-width:var(--wide);margin:0 auto;padding:0 24px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.01em;transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-primary{background:var(--lime);color:#12100E}
.btn-primary:hover{background:#D6FF6B;color:#12100E;transform:translateY(-1px);box-shadow:0 0 26px rgba(200,247,81,.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{border:1px solid var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.btn-dark{background:#12100E;color:var(--lime)}
.btn-dark:hover{background:#000;color:var(--lime);transform:translateY(-1px)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-block{width:100%}

.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-2);color:var(--text-2);transition:all .2s ease}
.chip:hover{border-color:var(--lime);color:var(--lime)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:8px;font-size:11.5px;font-weight:600;letter-spacing:.04em;background:rgba(200,247,81,.14);color:var(--lime);border:1px solid rgba(200,247,81,.25)}
.badge-coral{background:rgba(255,106,61,.16);color:#FF8A66;border-color:rgba(255,106,61,.3)}
.badge-mint{background:rgba(78,217,196,.14);color:var(--mint);border-color:rgba(78,217,196,.3)}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(18,16,14,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(0,0,0,.5)}
.header-inner{max-width:var(--wide);margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:22px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--lime);color:#12100E;font-weight:800;font-size:20px;display:grid;place-items:center;box-shadow:0 0 18px rgba(200,247,81,.22)}
.logo-text{display:flex;flex-direction:column;line-height:1.22}
.logo-text strong{font-size:17px;color:var(--text);letter-spacing:.01em}
.logo-text em{font-size:11px;color:var(--text-3);font-style:normal;letter-spacing:.1em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.main-nav a{position:relative;padding:8px 14px;font-size:15px;color:var(--text-2);border-radius:8px;transition:color .2s ease}
.main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--lime)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.search{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:5px 5px 5px 16px;transition:border-color .2s,background .2s}
.search:focus-within{border-color:var(--lime);background:rgba(200,247,81,.07)}
.search input{width:158px;background:none;border:0;outline:none;color:var(--text);font-size:13.5px}
.search input::placeholder{color:var(--text-3)}
.search button{width:28px;height:28px;border-radius:50%;background:var(--lime);color:#12100E;display:grid;place-items:center;flex-shrink:0;transition:background .2s}
.search button:hover{background:#D6FF6B}
.burger{display:none;width:40px;height:38px;border-radius:10px;border:1px solid var(--line-2);flex-direction:column;justify-content:center;align-items:center;gap:4px}
.burger span{width:16px;height:2px;background:var(--text-2);border-radius:2px;transition:background .2s}
.burger:hover span{background:var(--lime)}

/* drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;width:min(340px,86vw);height:100%;background:var(--bg-2);border-left:1px solid var(--line);z-index:95;transform:translateX(102%);transition:transform .32s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;color:var(--text)}
.drawer-close{width:34px;height:34px;border-radius:9px;border:1px solid var(--line-2);display:grid;place-items:center;font-size:18px;color:var(--text-2)}
.drawer-close:hover{color:var(--lime);border-color:var(--lime)}
.drawer-body{padding:18px 20px 32px;display:flex;flex-direction:column;gap:8px}
.drawer-body .search{width:100%;padding-left:14px;margin-bottom:8px}
.drawer-body .search input{width:100%}
.drawer-body nav{display:flex;flex-direction:column;gap:2px;margin-bottom:14px}
.drawer-body nav a{padding:12px;border-radius:10px;font-size:15px;color:var(--text-2);border:1px solid transparent}
.drawer-body nav a:hover,.drawer-body nav a.active{background:rgba(200,247,81,.08);border-color:rgba(200,247,81,.28);color:var(--lime)}

/* page head */
.page-head{position:relative;padding:44px 0 40px;border-bottom:1px solid var(--line);overflow:hidden;background:var(--bg-2)}
.page-head::before{content:"";position:absolute;inset:0;background:url('/assets/images/0117dcb4d69b2b45.webp') center/cover no-repeat;opacity:.16}
.page-head::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,16,14,.96) 34%,rgba(18,16,14,.55) 100%)}
.page-head .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3);margin-bottom:16px;flex-wrap:wrap}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--lime)}
.crumb span{color:var(--line-2)}
.head-grid{display:flex;align-items:flex-end;justify-content:space-between;gap:36px}
.head-main{max-width:720px}
.head-main .badge{margin-bottom:14px}
.head-main h1{font-size:38px;font-weight:800;line-height:1.2;letter-spacing:-.02em;margin-bottom:14px}
.head-main h1 em{font-style:normal;color:var(--lime)}
.head-main p{font-size:15.5px;color:var(--text-2);line-height:1.85;max-width:660px}
.head-thumb{width:220px;flex-shrink:0;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--shadow);aspect-ratio:4/3}
.head-thumb img{width:100%;height:100%;object-fit:cover}
.topic-switch{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.topic-switch a{display:inline-flex;align-items:center;padding:8px 18px;border-radius:999px;font-size:13.5px;font-weight:600;color:var(--text-2);border:1px solid var(--line-2);transition:all .2s ease}
.topic-switch a:hover{color:var(--lime);border-color:var(--lime)}
.topic-switch a.on{background:var(--lime);color:#12100E;border-color:var(--lime)}

/* guide layout */
.guide-wrap{padding:52px 0 76px}
.guide-layout{display:grid;grid-template-columns:248px minmax(0,1fr);gap:40px;align-items:start}
.guide-aside{position:sticky;top:92px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:20px}
.guide-aside h2{font-size:12px;color:var(--text-3);letter-spacing:.16em;font-weight:600;margin-bottom:14px}
.toc{display:flex;flex-direction:column;gap:3px}
.toc a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;font-size:14px;color:var(--text-2);border-left:2px solid transparent;transition:all .2s ease}
.toc a:hover{background:rgba(200,247,81,.08);color:var(--lime);border-left-color:var(--lime)}
.toc a b{font-size:11px;font-weight:700;color:var(--text-3)}
.toc a:hover b{color:var(--lime)}
.aside-tip{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-3);line-height:1.75}

/* sections */
.g-section{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;margin-bottom:22px;scroll-margin-top:96px}
.g-section.alt{background:var(--bg-3)}
.g-section > h2{font-size:26px;font-weight:700;letter-spacing:-.01em;margin-bottom:8px}
.g-section > h2 i{font-style:normal;color:var(--lime)}
.sec-sub{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:26px;max-width:760px}

/* steps */
.steps{display:flex;flex-direction:column}
.step{display:grid;grid-template-columns:58px minmax(0,1fr);gap:18px;padding:18px 0;border-bottom:1px dashed var(--line-2);transition:background .2s ease}
.step:first-child{padding-top:0}
.step:last-child{border-bottom:0;padding-bottom:0}
.step-no{font-size:24px;font-weight:800;line-height:1.25;color:rgba(200,247,81,.32);transition:color .2s ease}
.step:hover .step-no{color:var(--lime)}
.step h3{font-size:17px;margin-bottom:5px;color:var(--text)}
.step p{font-size:14px;color:var(--text-2);line-height:1.75}
.step .mini-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}
.step .mini-tags span{font-size:11.5px;padding:3px 9px;border-radius:6px;background:rgba(255,255,255,.05);color:var(--text-3);border:1px solid var(--line)}

/* feature cards */
.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.feature-card{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(200,247,81,.4);box-shadow:var(--shadow-hover)}
.feature-card .ic{width:38px;height:38px;border-radius:11px;background:rgba(200,247,81,.12);color:var(--lime);display:grid;place-items:center;margin-bottom:12px}
.feature-card h3{font-size:16.5px;margin-bottom:6px}
.feature-card p{font-size:13.5px;color:var(--text-2);line-height:1.75}

/* safety */
.safety-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.safety{display:flex;gap:13px;padding:18px;border:1px solid var(--line);border-radius:var(--r-md);background:rgba(255,255,255,.02);transition:border-color .2s ease,background .2s ease}
.safety:hover{border-color:rgba(78,217,196,.4);background:rgba(78,217,196,.05)}
.safety-num{flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font-size:12px;font-weight:700;color:var(--mint);background:rgba(78,217,196,.12);border:1px solid rgba(78,217,196,.24)}
.safety h3{font-size:15px;margin-bottom:4px}
.safety p{font-size:13.5px;color:var(--text-2);line-height:1.7}

/* faq */
.faq details{border:1px solid var(--line);border-radius:var(--r-md);background:rgba(255,255,255,.02);margin-bottom:10px;overflow:hidden;transition:border-color .2s ease}
.faq details:hover{border-color:var(--line-2)}
.faq details[open]{border-color:rgba(200,247,81,.32);background:rgba(200,247,81,.04)}
.faq summary{list-style:none;cursor:pointer;padding:16px 48px 16px 18px;font-size:15px;font-weight:600;color:var(--text);position:relative;transition:color .2s ease}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:18px;top:22px;width:9px;height:9px;border-right:2px solid var(--lime);border-bottom:2px solid var(--lime);transform:rotate(45deg);transition:transform .25s ease}
.faq details[open] summary{color:var(--lime)}
.faq details[open] summary::after{transform:rotate(225deg);top:26px}
.faq .ans{padding:0 18px 18px;font-size:14.5px;color:var(--text-2);line-height:1.85}

/* post list */
.post-list{display:flex;flex-direction:column;gap:12px}
.post-row{display:grid;grid-template-columns:92px minmax(0,1fr) 20px;gap:16px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:var(--r-md);background:rgba(255,255,255,.02);transition:transform .2s ease,border-color .2s ease,background .2s ease}
.post-row:hover{transform:translateX(3px);border-color:rgba(200,247,81,.38);background:rgba(200,247,81,.06)}
.post-thumb{width:92px;aspect-ratio:1/1;border-radius:10px;overflow:hidden;background:var(--bg-3);border:1px solid var(--line)}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-row h3{font-size:15.5px;color:var(--text);margin-bottom:6px;line-height:1.5}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12.5px;color:var(--text-3)}
.post-meta .cat{color:var(--lime)}
.post-arrow{color:var(--text-3);font-size:16px;transition:color .2s ease,transform .2s ease}
.post-row:hover .post-arrow{color:var(--lime);transform:translateX(2px)}
.post-empty{padding:28px 20px;text-align:center;border:1px dashed var(--line-2);border-radius:var(--r-md);color:var(--text-3);font-size:14px}

/* cta strip */
.cta-strip{background:var(--lime);color:#12100E;border-radius:var(--r-lg);padding:34px 32px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;margin-top:34px}
.cta-strip h2{font-size:26px;font-weight:800;color:#12100E;letter-spacing:-.01em;margin-bottom:8px}
.cta-strip p{font-size:14px;color:rgba(18,16,14,.72);line-height:1.75;max-width:520px}
.cta-form{display:flex;gap:8px;background:rgba(18,16,14,.09);border-radius:999px;padding:6px 6px 6px 18px;min-width:320px;flex:0 1 380px}
.cta-form input{flex:1;min-width:0;background:none;border:0;outline:none;color:#12100E;font-size:14px}
.cta-form input::placeholder{color:rgba(18,16,14,.5)}
.cta-note{width:100%;font-size:12px;color:rgba(18,16,14,.6);margin-top:4px}

.more-wrap{display:flex;justify-content:center;margin-top:28px}
.top-link{display:flex;justify-content:center;margin-top:22px}
.top-link a{font-size:13px;color:var(--text-3)}
.top-link a:hover{color:var(--lime)}

/* footer */
.site-footer{background:#0D0B09;border-top:1px solid rgba(200,247,81,.28);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px}
.footer-brand p{color:var(--text-2);font-size:13.5px;line-height:1.8;margin:14px 0 16px;max-width:320px}
.footer-dl{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.footer-dl span{font-size:12.5px;padding:7px 14px;border:1px solid var(--line-2);border-radius:999px;color:var(--text-2);transition:all .2s ease}
.footer-dl span:hover{border-color:var(--lime);color:var(--lime)}
.footer-qr{width:96px;height:96px;border:1px dashed var(--line-2);border-radius:12px;display:grid;place-items:center;font-size:11.5px;color:var(--text-3);text-align:center;padding:8px;line-height:1.6}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col li a,.footer-col li span{font-size:13px;color:var(--text-3);line-height:1.65}
.footer-col li a:hover{color:var(--lime)}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0 26px}
.footer-bottom-inner{display:flex;justify-content:space-between;gap:16px;font-size:12px;color:var(--text-3);flex-wrap:wrap;line-height:1.7}

@media (max-width:1199px){
  .head-main h1{font-size:34px}
  .guide-layout{grid-template-columns:220px minmax(0,1fr);gap:28px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .header-right .search{display:none}
  .burger{display:flex}
  .header-inner{height:62px;gap:12px}
  .head-grid{flex-direction:column;align-items:flex-start;gap:24px}
  .head-thumb{width:100%;max-width:320px;aspect-ratio:16/9}
  .head-main h1{font-size:30px}
  .guide-layout{grid-template-columns:minmax(0,1fr)}
  .guide-aside{position:static;padding:14px}
  .guide-aside h2{display:none}
  .toc{flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:4px;scrollbar-width:thin}
  .toc a{flex:0 0 auto;border-left:0;border:1px solid var(--line-2);border-radius:999px;padding:7px 14px;font-size:13px}
  .toc a:hover{border-left-color:var(--line-2)}
  .aside-tip{display:none}
  .feature-grid,.safety-grid{grid-template-columns:minmax(0,1fr)}
  .cta-strip{padding:26px 22px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:767px){
  .container,.container-wide{padding:0 16px}
  .page-head{padding:32px 0 30px}
  .head-main h1{font-size:26px}
  .head-main p{font-size:14.5px}
  .g-section{padding:22px 18px;border-radius:var(--r-md)}
  .g-section > h2{font-size:21px}
  .sec-sub{font-size:13.5px;margin-bottom:20px}
  .step{grid-template-columns:44px minmax(0,1fr);gap:12px}
  .step-no{font-size:20px}
  .post-row{grid-template-columns:72px minmax(0,1fr);gap:12px}
  .post-thumb{width:72px}
  .post-arrow{display:none}
  .cta-form{min-width:0;flex:1 1 100%}
  .cta-strip h2{font-size:21px}
  .btn{width:100%}
  .cta-form .btn{width:auto}
  .header-right .btn-sm{display:none}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .footer-bottom-inner{flex-direction:column;gap:8px}
}
@media (max-width:480px){
  .topic-switch a{font-size:12.5px;padding:7px 14px}
  .badge{font-size:11px}
  .head-thumb{max-width:100%}
}