/* roulang page: index */
:root{
  --brand:#E4470F;
  --brand-dark:#C43A08;
  --brand-soft:#FDEBE2;
  --ink:#10362B;
  --ink-deep:#0C1A16;
  --signal:#FFC53D;
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --text:#101413;
  --muted:#4A5551;
  --line:#E3DED2;
  --ok:#1F8A5B;
  --err:#D8412F;
  --r-card:16px;
  --r-promo:20px;
  --r-pill:999px;
  --r-input:12px;
  --sh-sm:0 1px 2px rgba(16,26,22,.06);
  --sh-md:0 10px 24px -12px rgba(16,26,22,.18);
  --sh-lg:0 24px 48px -24px rgba(16,26,22,.28);
  --container:1200px;
  --sec:56px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:15px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
  padding-bottom:84px;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
strong{font-weight:800}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:var(--sec) 0}
.section-tight{padding:40px 0}
.section-head{margin-bottom:26px}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:.08em;
  color:var(--brand);text-transform:uppercase;
}
.section-head .kicker::before{content:"";width:22px;height:3px;background:var(--brand);border-radius:2px}
.section-head h2{
  font-size:22px;line-height:1.35;font-weight:900;letter-spacing:0;
  margin-top:10px;color:var(--ink);
}
.section-head .section-desc{margin-top:10px;color:var(--muted);font-size:14px;max-width:760px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-head.center .kicker{justify-content:center}
.section-head.center .kicker::before{display:none}
.section-head.center .kicker::after,
.section-head.center .kicker::before{content:"";width:22px;height:3px;background:var(--brand);border-radius:2px;display:inline-block}
.section-head.center .section-desc{margin-left:auto;margin-right:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-pill);
  padding:12px 22px;font-size:15px;font-weight:700;cursor:pointer;
  transition:transform .2s ease-out,background-color .2s,color .2s,box-shadow .2s,border-color .2s;
  white-space:nowrap;text-align:center;line-height:1.2;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-md)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:var(--sh-lg)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{background:var(--signal);border-color:var(--signal);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-lg{padding:14px 28px;font-size:16px}
.btn-block{width:100%}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn i{font-size:.92em}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:800;line-height:1;
  padding:4px 10px;border-radius:var(--r-pill);
}
.badge-cat{background:var(--bg);color:var(--ink);border:1px solid var(--line)}
.badge-promo{background:var(--signal);color:var(--ink)}
.badge-limit{background:var(--brand);color:#fff}
.badge-ok{background:#E6F4ED;color:var(--ok)}

/* ---------- media ---------- */
.media{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  background:linear-gradient(140deg,#10362B,#0C1A16);
}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.media::after{
  content:attr(data-label);
  position:absolute;inset:0;display:grid;place-items:center;
  padding:16px;text-align:center;
  color:#F7F4EE;font-weight:800;font-size:14px;letter-spacing:.04em;
  opacity:0;transition:opacity .2s;pointer-events:none;
}
.media.img-failed::after{opacity:1}
.media.img-failed img{opacity:0}
.ratio-16x9{aspect-ratio:16/9}
.ratio-4x3{aspect-ratio:4/3}
.ratio-3x2{aspect-ratio:3/2}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,238,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s,background-color .25s;
}
.site-header.is-scrolled{box-shadow:var(--sh-md);background:rgba(247,244,238,.98)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;color:var(--ink);letter-spacing:0}
.logo-mark{
  width:34px;height:34px;flex:none;border-radius:10px;
  background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:900;
  box-shadow:var(--sh-sm);
  clip-path:polygon(0 0,100% 0,100% 82%,82% 100%,0 100%);
}
.logo-text{font-size:17px;line-height:1.1}
.logo-text em{font-style:normal;color:var(--brand)}
.main-nav{display:none;align-items:center;gap:6px}
.main-nav a{
  position:relative;padding:8px 12px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--muted);
  transition:color .2s,background-color .2s;
}
.main-nav a:hover{color:var(--ink);background:rgba(16,54,43,.06)}
.main-nav a.is-active{color:var(--brand);font-weight:800}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;
  height:2px;background:var(--brand);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:10px}
.header-actions .btn-primary{display:none}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:grid;place-items:center;font-size:17px;cursor:pointer;
  transition:background-color .2s,border-color .2s;
}
.nav-toggle:hover{border-color:var(--ink)}

.drawer{
  position:fixed;inset:64px 0 0 0;z-index:59;
  background:var(--bg);
  padding:24px 20px 40px;
  display:none;flex-direction:column;gap:8px;
  overflow-y:auto;
}
.drawer.is-open{display:flex}
.drawer a.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;border-radius:14px;background:#fff;
  border:1px solid var(--line);font-size:16px;font-weight:700;color:var(--ink);
}
.drawer a.drawer-link.is-active{color:var(--brand);border-color:var(--brand)}
.drawer a.drawer-link i{color:var(--muted)}
.drawer .drawer-cta{margin-top:8px}
.drawer-info{margin-top:16px;padding:18px;border-radius:14px;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px}
.drawer-info strong{display:block;color:var(--ink);font-size:14px;margin-bottom:6px}

/* ---------- bottom tab ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  height:64px;display:flex;align-items:stretch;
  background:rgba(255,255,255,.98);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 20px -14px rgba(16,26,22,.4);
}
.tabbar a{
  position:relative;flex:1;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:3px;
  font-size:11px;font-weight:700;color:var(--muted);
  transition:color .2s;
}
.tabbar a i{font-size:22px}
.tabbar a::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:0;height:3px;background:var(--brand);border-radius:0 0 3px 3px;
  transition:width .2s;
}
.tabbar a.is-active{color:var(--brand)}
.tabbar a.is-active::before{width:34px}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:28px 0 40px;
  background:
    radial-gradient(900px 320px at 88% -10%,rgba(228,71,15,.12),transparent 70%),
    var(--bg);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;left:-80px;top:60px;width:220px;height:420px;
  background:repeating-linear-gradient(180deg,rgba(16,54,43,.10) 0 1px,transparent 1px 18px);
  transform:skewX(-12deg);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1fr;gap:28px;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:6px 14px;
  font-size:12px;font-weight:700;color:var(--muted);box-shadow:var(--sh-sm);
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--brand);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
.hero h1{
  margin-top:16px;
  font-size:26px;line-height:1.28;font-weight:900;color:var(--ink);letter-spacing:0;
}
.hero h1 mark{background:linear-gradient(transparent 62%,rgba(255,197,61,.75) 62%);color:inherit;padding:0 2px}
.hero-sub{margin-top:14px;font-size:15px;color:var(--muted);max-width:520px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-cta .btn{flex:1 1 auto;min-width:150px}
.trust-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
  margin-top:26px;padding-top:20px;border-top:1px dashed var(--line);
}
.trust-row li{display:flex;flex-direction:column;gap:2px}
.trust-row strong{font-size:18px;font-weight:900;color:var(--ink);font-variant-numeric:tabular-nums}
.trust-row span{font-size:12px;color:var(--muted);line-height:1.4}
.hero-visual{position:relative}
.hero-visual .media{box-shadow:var(--sh-lg);border:1px solid rgba(16,54,43,.12);height:230px}
.hero-visual .media img{height:100%}
.promo-flag{
  position:absolute;left:14px;top:14px;
  background:var(--signal);color:var(--ink);
  font-size:12px;font-weight:900;padding:7px 13px;border-radius:var(--r-pill);
  box-shadow:var(--sh-md);display:inline-flex;align-items:center;gap:6px;
}
.score-chip{
  position:absolute;right:-4px;bottom:-16px;
  background:var(--ink);color:#fff;border-radius:14px;
  padding:12px 16px;box-shadow:var(--sh-lg);
  display:flex;align-items:center;gap:10px;
  font-size:12px;font-weight:700;
}
.score-chip b{font-size:20px;font-weight:900;color:var(--signal);font-variant-numeric:tabular-nums}
.score-chip em{font-style:normal;color:rgba(255,255,255,.7)}

/* ---------- ladder ---------- */
.ladder{display:grid;grid-template-columns:1fr;gap:18px;align-items:end}
.ladder-card{
  position:relative;background:#fff;border-radius:var(--r-promo);
  border:1px solid var(--line);padding:22px;
  display:flex;flex-direction:column;gap:14px;
  transition:transform .2s ease-out,box-shadow .2s,border-color .2s;
}
.ladder-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.ladder-card .tier-tag{
  align-self:flex-start;font-size:12px;font-weight:900;color:var(--ink);
  background:var(--bg);border:1px solid var(--line);
  padding:4px 10px;border-radius:var(--r-pill);
}
.ladder-card h3{font-size:19px;font-weight:900;color:var(--ink)}
.ladder-card .tier-desc{font-size:13px;color:var(--muted);min-height:40px}
.tier-num{
  font-size:13px;color:var(--muted);display:flex;align-items:baseline;gap:6px;
  padding:12px 0;border-top:1px dashed var(--line);border-bottom:1px dashed var(--line);
}
.tier-num strong{font-size:28px;font-weight:900;color:var(--brand);font-variant-numeric:tabular-nums}
.tier-list{display:flex;flex-direction:column;gap:9px;flex:1}
.tier-list li{display:flex;gap:9px;font-size:13px;color:var(--muted);line-height:1.6}
.tier-list li i{color:var(--ok);font-size:13px;margin-top:4px}
.ladder-card .btn{width:100%}
.ladder-card.is-featured{
  border:2px solid var(--brand);box-shadow:var(--sh-lg);
  background:linear-gradient(180deg,#fff 0%,#FFF8F4 100%);
}
.ladder-card.is-featured::before{
  content:"限时加码";position:absolute;top:-13px;right:20px;
  background:var(--brand);color:#fff;font-size:12px;font-weight:900;
  padding:5px 12px;border-radius:var(--r-pill);box-shadow:var(--sh-md);
}
.step-1{--tier-accent:rgba(16,54,43,.18)}
.step-2{--tier-accent:rgba(16,54,43,.32)}
.step-3{--tier-accent:rgba(16,54,43,.55)}
.ladder-card::after{
  content:"";position:absolute;left:22px;right:22px;top:0;height:4px;
  border-radius:0 0 4px 4px;background:var(--tier-accent,var(--brand));opacity:.9;
}

/* ---------- compare table ---------- */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-promo);
  overflow-x:auto;box-shadow:var(--sh-sm);
  -webkit-overflow-scrolling:touch;
}
.compare-table{min-width:640px;font-size:14px}
.compare-table thead th{
  position:sticky;top:0;z-index:2;
  background:var(--bg);color:var(--ink);
  font-size:13px;font-weight:900;text-align:center;
  padding:16px 14px;border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.compare-table th.row-head,.compare-table td.row-head{
  position:sticky;left:0;z-index:1;background:#fff;text-align:left;
  font-weight:700;color:var(--ink);min-width:150px;
  border-right:1px solid var(--line);
}
.compare-table thead th.row-head{background:var(--bg);z-index:3}
.compare-table thead th.is-recommended{
  background:var(--brand-soft);color:var(--brand);
  border-top:3px solid var(--brand);
}
.rec-badge{
  display:block;width:max-content;margin:0 auto 6px;
  background:var(--brand);color:#fff;font-size:11px;font-weight:900;
  padding:3px 9px;border-radius:var(--r-pill);
}
.compare-table td{
  padding:15px 14px;text-align:center;color:var(--muted);
  border-bottom:1px solid var(--line);
}
.compare-table tbody tr:nth-child(even) td{background:#FCFAF6}
.compare-table tbody tr:nth-child(even) td.row-head{background:#FCFAF6}
.compare-table td.is-recommended{background:rgba(228,71,15,.06)!important;color:var(--ink);font-weight:700}
.compare-table td .yes{color:var(--ok);font-weight:900}
.compare-table td .no{color:#B7B2A6;font-weight:900}
.compare-note{margin-top:14px;font-size:13px;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.compare-note i{color:var(--brand);margin-top:4px}

/* ---------- dark band ---------- */
.band-dark{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding:44px 0;margin:var(--sec) 0;
}
.band-dark::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 42px),
    radial-gradient(600px 260px at 82% 10%,rgba(228,71,15,.35),transparent 70%);
  pointer-events:none;
}
.band-dark::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:26px;
  background:var(--bg);
  clip-path:polygon(0 100%,100% 0,100% 100%,0 100%);
}
.band-inner{position:relative;display:grid;grid-template-columns:1fr;gap:26px;align-items:center}
.band-dark h2{font-size:22px;font-weight:900;line-height:1.35;color:#fff}
.band-dark p{color:rgba(255,255,255,.75);margin-top:10px;font-size:14px;max-width:560px}
.countdown{display:flex;align-items:center;gap:10px;margin-top:20px}
.countdown .cd-cell{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:12px;min-width:64px;padding:10px 8px;text-align:center;
}
.countdown .cd-cell b{
  display:block;font-size:26px;font-weight:900;color:var(--signal);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.countdown .cd-cell span{font-size:11px;color:rgba(255,255,255,.65)}
.countdown .cd-sep{font-size:22px;font-weight:900;color:rgba(255,255,255,.4)}
.scale{display:flex;gap:4px;margin-top:18px}
.scale i{flex:1;height:8px;border-radius:2px;background:rgba(255,255,255,.16)}
.scale i.on{background:var(--signal)}
.scale-label{display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.6);margin-top:8px}
.band-cta{display:flex;flex-direction:column;gap:12px}
.band-cta .btn-light{width:100%}
.band-cta .hint{font-size:12px;color:rgba(255,255,255,.6);text-align:center}

/* ---------- news / cms ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:22px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);transition:transform .2s ease-out,box-shadow .2s,border-color .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.card:hover .media img{transform:scale(1.04)}
.news-lead{overflow:hidden;display:flex;flex-direction:column}
.news-lead .media{border-radius:0;aspect-ratio:16/9}
.news-lead-body{padding:20px;display:flex;flex-direction:column;gap:12px}
.news-lead-body h3{font-size:18px;font-weight:900;color:var(--ink);line-height:1.45}
.news-lead-body h3 a:hover{color:var(--brand)}
.news-lead-body p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px}
.meta .read-more{color:var(--brand);font-weight:800;display:inline-flex;align-items:center;gap:6px}
.meta .read-more:hover{gap:10px}
.news-side{display:flex;flex-direction:column;gap:12px}
.news-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  transition:transform .2s ease-out,box-shadow .2s,border-color .2s;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(228,71,15,.35)}
.news-item a{display:grid;grid-template-columns:1fr auto;gap:8px 12px;padding:14px 16px;align-items:center}
.news-item .badge{grid-column:1/2;justify-self:start}
.news-item h4{
  grid-column:1/2;font-size:15px;font-weight:700;color:var(--ink);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-item .time{grid-column:1/2;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.news-item .arrow{
  grid-column:2/3;grid-row:1/4;align-self:center;
  width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;background:var(--bg);color:var(--ink);
  font-size:12px;transition:background-color .2s,color .2s;
}
.news-item:hover .arrow{background:var(--brand);color:#fff}
.empty-state{
  grid-column:1/-1;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:48px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-icon{
  width:64px;height:64px;border-radius:20px;background:var(--bg);
  display:grid;place-items:center;font-size:26px;color:var(--brand);
  border:1px solid var(--line);
}
.empty-state p{color:var(--muted);font-size:14px}
.news-more{margin-top:22px;display:flex;justify-content:center}

/* ---------- steps / stats ---------- */
.steps-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-promo);
  padding:26px 22px;box-shadow:var(--sh-sm);
}
.steps{display:grid;grid-template-columns:1fr;gap:20px}
.step{display:flex;gap:14px;align-items:flex-start}
.step .step-no{
  width:40px;height:40px;flex:none;border-radius:12px;
  background:var(--ink);color:var(--signal);
  display:grid;place-items:center;font-weight:900;font-size:16px;
  font-variant-numeric:tabular-nums;
  clip-path:polygon(0 0,100% 0,100% 78%,78% 100%,0 100%);
}
.step h3{font-size:16px;font-weight:800;color:var(--ink)}
.step p{font-size:13px;color:var(--muted);margin-top:4px}
.stat-band{
  margin-top:26px;background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
}
.stat-band div b{display:block;font-size:24px;font-weight:900;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-band div span{font-size:12px;color:var(--muted)}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:1fr;gap:18px}
.review{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;display:flex;flex-direction:column;gap:14px;
  transition:transform .2s ease-out,box-shadow .2s;
}
.review:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:44px;height:44px;flex:none;border-radius:14px;
  background:var(--ink);color:var(--signal);
  display:grid;place-items:center;font-weight:900;font-size:16px;
}
.review-top strong{display:block;font-size:14px;color:var(--ink)}
.review-top span{font-size:12px;color:var(--muted)}
.stars{color:var(--signal);font-size:12px;letter-spacing:2px}
.review p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- faq ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(228,71,15,.4);box-shadow:var(--sh-md)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 54px 18px 20px;position:relative;
  font-size:15px;font-weight:800;color:var(--ink);line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;
  background:var(--bg);color:var(--ink);
  display:grid;place-items:center;font-size:17px;font-weight:900;
  transition:transform .25s,background-color .25s,color .25s;
}
.faq-item[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg);background:var(--brand);color:#fff}
.faq-item .faq-body{padding:0 20px 20px;color:var(--muted);font-size:14px;line-height:1.75;border-top:1px dashed var(--line);padding-top:14px;margin:0 20px 20px;padding-left:0;padding-right:0}

/* ---------- form ---------- */
.consult{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-promo);
  box-shadow:var(--sh-md);overflow:hidden;
  display:grid;grid-template-columns:1fr;
}
.consult-aside{
  background:var(--ink);color:#fff;padding:28px 24px;position:relative;overflow:hidden;
}
.consult-aside::before{
  content:"";position:absolute;right:-40px;bottom:-40px;width:180px;height:180px;
  border-radius:50%;background:rgba(228,71,15,.35);
}
.consult-aside h2{font-size:22px;font-weight:900;line-height:1.35;position:relative}
.consult-aside p{margin-top:12px;color:rgba(255,255,255,.78);font-size:14px;position:relative}
.consult-aside ul{margin-top:20px;display:flex;flex-direction:column;gap:10px;position:relative}
.consult-aside li{display:flex;gap:10px;font-size:13px;color:rgba(255,255,255,.86)}
.consult-aside li i{color:var(--signal);margin-top:4px}
.consult-form{padding:26px 22px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.field label{font-size:13px;font-weight:700;color:var(--ink)}
.field label em{font-style:normal;color:var(--err);margin-left:4px}
.form-control{
  width:100%;border:1px solid var(--line);border-radius:var(--r-input);
  background:var(--bg);padding:12px 14px;font-size:14px;
  transition:border-color .2s,background-color .2s,box-shadow .2s;
}
.form-control::placeholder{color:#9AA39E}
.form-control:hover{border-color:#CFC8B8}
.form-control:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(228,71,15,.14)}
select.form-control{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:40px}
textarea.form-control{min-height:96px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr;gap:0}
.form-tip{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.6}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:44px 0 26px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:26px}
.footer-brand .logo{color:#fff}
.footer-brand .logo-text{color:#fff}
.footer-brand p{margin-top:14px;font-size:13px;line-height:1.8;max-width:360px}
.footer-col h4{font-size:14px;font-weight:900;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13px;color:rgba(255,255,255,.72);transition:color .2s}
.footer-col a:hover{color:var(--signal)}
.footer-contact li{display:flex;gap:10px;font-size:13px;line-height:1.7}
.footer-contact i{color:var(--signal);margin-top:4px}
.footer-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-direction:column;gap:8px;font-size:12px;color:rgba(255,255,255,.5);
}
.footer-acc-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;color:#fff;font-size:14px;font-weight:900;padding:12px 0;cursor:pointer}
.footer-acc-toggle i{transition:transform .25s}
.footer-acc-toggle[aria-expanded="true"] i{transform:rotate(180deg)}
.footer-acc-body{display:none;padding-bottom:6px}
.footer-acc-body.is-open{display:block}

/* ---------- responsive ---------- */
@media (min-width:640px){
  .hero h1{font-size:32px}
  .hero-cta .btn{flex:0 0 auto}
  .steps{grid-template-columns:repeat(3,1fr)}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .stat-band{grid-template-columns:repeat(4,1fr)}
  .form-row{grid-template-columns:1fr 1fr;gap:0 16px}
  .footer-bottom{flex-direction:row;justify-content:space-between;align-items:center}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .band-cta{flex-direction:row;align-items:center}
  .band-cta .btn-light{width:auto}
}
@media (min-width:1024px){
  body{padding-bottom:0}
  :root{--sec:88px}
  .container{padding:0 32px}
  .tabbar{display:none}
  .nav-toggle{display:none}
  .main-nav{display:flex}
  .header-actions .btn-primary{display:inline-flex}
  .header-inner{height:72px}
  .drawer{display:none!important}
  .hero{padding:52px 0 76px}
  .hero-grid{grid-template-columns:6fr 6fr;gap:48px;align-items:center}
  .hero h1{font-size:44px;line-height:1.22}
  .hero-sub{font-size:16px}
  .hero-visual .media{height:440px}
  .section-head h2{font-size:32px}
  .band-dark h2{font-size:30px}
  .band-inner{grid-template-columns:7fr 5fr;gap:48px}
  .ladder{grid-template-columns:repeat(4,1fr);gap:22px}
  .ladder-card.is-featured{transform:translateY(-14px)}
  .ladder-card.is-featured:hover{transform:translateY(-18px)}
  .news-grid{grid-template-columns:7fr 5fr;gap:26px}
  .review-grid{grid-template-columns:repeat(3,1fr)}
  .consult{grid-template-columns:5fr 7fr}
  .consult-form{padding:36px 34px}
  .consult-aside{padding:36px 30px}
  .footer-grid{grid-template-columns:repeat(4,1fr);gap:32px}
  .footer-acc-toggle{pointer-events:none;cursor:default}
  .footer-acc-toggle i{display:none}
  .footer-acc-body{display:block!important}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px}
  .section-head .section-desc{margin-top:0;text-align:right}
  .section-head.center{display:block}
}
@media (min-width:1280px){
  .hero h1{font-size:46px}
  .hero-visual .media{height:500px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
}

/* roulang page: article */
/* ===== 设计变量 ===== */
:root{
  --brand:#E4470F;
  --brand-deep:#C13A0A;
  --ink:#10362B;
  --ink-2:#0C1A16;
  --accent:#FFC53D;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --text:#101413;
  --muted:#4A5551;
  --line:#E3DED2;
  --ok:#1F8A5B;
  --err:#D8412F;
  --r-card:16px;
  --r-promo:20px;
  --r-pill:999px;
  --r-input:12px;
  --sh-sm:0 1px 2px rgba(16,26,22,.06);
  --sh-md:0 10px 24px -12px rgba(16,26,22,.18);
  --sh-lg:0 24px 48px -24px rgba(16,26,22,.28);
  --hdr:68px;
  --font:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
ul,ol{padding:0;margin:0}
table{border-collapse:collapse}
::selection{background:var(--accent);color:var(--ink)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
@media (max-width:1023px){body{padding-bottom:84px}}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-pill);font-size:15px;font-weight:700;
  border:1px solid transparent;line-height:1.4;
  transition:transform .18s ease-out,background .18s ease-out,color .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.btn i{font-size:14px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-sm)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-line{border-color:var(--line);background:#fff;color:var(--ink)}
.btn-line:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-block{width:100%}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;
  padding:4px 10px;border-radius:var(--r-pill);line-height:1.7;letter-spacing:0;
}
.badge-cat{background:#fff;color:var(--ink);border:1px solid var(--line)}
.badge-hot{background:var(--accent);color:var(--ink)}
.badge-live{background:var(--brand);color:#fff}
.badge-soft{background:rgba(16,54,43,.08);color:var(--ink)}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,238,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out,background .2s ease-out;
}
.site-header.is-stuck{box-shadow:var(--sh-md);background:rgba(247,244,238,.98)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:var(--hdr)}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:19px;font-weight:900;box-shadow:var(--sh-sm);
}
.logo-text{font-size:17px;font-weight:800;color:var(--ink);white-space:nowrap}
.logo-text em{font-style:normal;color:var(--brand)}
.main-nav{display:none;margin-left:auto;gap:4px;align-items:center}
@media (min-width:1024px){.main-nav{display:flex}}
.main-nav a{
  position:relative;padding:9px 14px;font-size:15px;font-weight:500;color:var(--muted);
  border-radius:8px;transition:color .18s ease-out,background .18s ease-out;
}
.main-nav a:hover{color:var(--ink);background:rgba(16,54,43,.07)}
.main-nav a.is-active{color:var(--brand);font-weight:700}
.main-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--brand);
}
.main-nav a:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.nav-cta{display:none}
@media (min-width:1024px){.nav-cta{display:inline-flex;margin-left:14px;padding:10px 20px;font-size:14px}}
.hamburger{
  margin-left:auto;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:#fff;display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.hamburger span{display:block;width:20px;height:2px;margin:0 auto;background:var(--ink);border-radius:2px;transition:transform .2s ease-out,opacity .2s}
.hamburger:hover{border-color:var(--brand);box-shadow:var(--sh-sm)}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (min-width:1024px){.hamburger{display:none}}
.drawer{
  position:fixed;left:0;right:0;top:var(--hdr);bottom:0;z-index:75;
  background:var(--bg);padding:22px 20px 110px;overflow-y:auto;
  opacity:0;transform:translateY(-12px);pointer-events:none;
  transition:opacity .22s ease-out,transform .22s ease-out;
}
.drawer.is-open{opacity:1;transform:none;pointer-events:auto}
.drawer-nav{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 18px;background:#fff;border:1px solid var(--line);border-radius:14px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.drawer-nav a.is-active{color:var(--brand);border-color:var(--brand)}
.drawer-nav a i{color:var(--muted);font-size:13px}
.drawer-note{font-size:13px;color:var(--muted);line-height:1.8;padding:16px 18px;background:rgba(16,54,43,.05);border-radius:14px}

/* ===== 底部 Tab ===== */
.bottom-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 20px -14px rgba(16,26,22,.28);
}
@media (min-width:1024px){.bottom-tab{display:none}}
.tab-item{
  position:relative;height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:2px;font-size:11px;color:var(--muted);transition:color .18s ease-out;
}
.tab-item i{font-size:22px}
.tab-item.is-active{color:var(--brand)}
.tab-item.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:28px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
}

/* ===== 文章头部 ===== */
.article-hero{
  position:relative;overflow:hidden;background:#fff;
  border-bottom:1px solid var(--line);padding:0 0 30px;
}
.article-hero::after{
  content:"";position:absolute;right:-70px;top:-50px;width:300px;height:190px;
  background:var(--accent);opacity:.16;transform:skewX(-18deg);border-radius:26px;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:20px 0 18px;font-size:13px;color:var(--muted);position:relative;z-index:1;
}
.breadcrumb a{transition:color .18s ease-out}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb i{font-size:10px;color:#B9B3A6}
.breadcrumb span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero h1{
  position:relative;z-index:1;
  font-size:26px;font-weight:900;line-height:1.35;color:var(--ink);
  margin:14px 0 16px;max-width:920px;letter-spacing:0;
}
@media (min-width:1024px){.article-hero h1{font-size:44px;line-height:1.28}}
.meta-bar{
  position:relative;z-index:1;
  display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--muted);
}
.meta-bar span{display:inline-flex;align-items:center;gap:6px}
.meta-bar i{color:var(--brand);font-size:13px}

/* ===== 文章主体 ===== */
.article-shell{padding:30px 0 0}
.article-layout{
  display:grid;gap:32px;grid-template-columns:minmax(0,1fr);
  justify-content:center;
}
.article-side{display:none}
@media (min-width:1280px){
  .article-layout{grid-template-columns:220px minmax(0,760px);gap:40px}
  .article-side{display:block;position:sticky;top:96px;align-self:start}
}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px;box-shadow:var(--sh-sm);margin-bottom:16px;
}
.side-card h4{font-size:14px;font-weight:800;color:var(--ink);margin-bottom:12px}
.side-list{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:14px}
.side-list a{display:flex;align-items:center;gap:9px;color:var(--muted);transition:color .18s ease-out,transform .18s ease-out}
.side-list a:hover{color:var(--brand);transform:translateX(2px)}
.side-list i{width:16px;text-align:center;font-size:12px;color:var(--brand)}
.side-cta{background:var(--ink);border-color:var(--ink)}
.side-cta h4{color:#fff}
.side-cta p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.72)}
.side-cta .btn{width:100%;margin-top:14px;font-size:14px;padding:11px 16px}

.article-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 20px;box-shadow:var(--sh-sm);
  font-size:16px;line-height:1.75;color:#1B211F;
  overflow-wrap:break-word;word-break:break-word;
}
@media (min-width:768px){.article-body{padding:42px 46px}}
.article-body > * + *{margin-top:1.25em}
.article-body h2{
  position:relative;padding-left:16px;margin-top:2em;
  font-size:22px;font-weight:800;line-height:1.4;color:var(--ink);letter-spacing:0;
}
@media (min-width:1024px){.article-body h2{font-size:32px}}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:17px;font-weight:800;color:var(--ink);line-height:1.5;margin-top:1.7em}
@media (min-width:1024px){.article-body h3{font-size:20px}}
.article-body p{margin:1.25em 0}
.article-body strong{color:var(--ink);font-weight:700}
.article-body ul,.article-body ol{padding-left:1.45em;margin:1.25em 0}
.article-body li{margin:.5em 0}
.article-body ul li::marker{color:var(--brand)}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body a{color:var(--brand);border-bottom:1px solid transparent;transition:border-color .18s ease-out}
.article-body a:hover{border-bottom-color:var(--brand)}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;background:var(--bg);
  border-left:4px solid var(--brand);border-radius:0 12px 12px 0;color:var(--muted);
}
.article-body blockquote p{margin:0}
.article-body img{border-radius:12px;margin:1.5em auto;width:100%}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body table{width:100%;margin:1.5em 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.article-body th,.article-body td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left}
.article-body thead th{background:var(--ink);color:#fff;font-weight:700;white-space:nowrap}
.article-body tbody tr:nth-child(even){background:#FAF8F4}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body pre{
  margin:1.5em 0;padding:16px;background:#F1EEE7;border:1px solid var(--line);
  border-radius:12px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:14px;background:#F1EEE7;padding:2px 6px;border-radius:6px;
}
.article-body pre code{background:none;padding:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* ===== 空态 ===== */
.empty-state{
  text-align:center;padding:56px 20px;background:#fff;
  border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-ico{
  width:64px;height:64px;border-radius:20px;background:var(--bg);color:var(--brand);
  display:grid;place-items:center;margin:0 auto 16px;font-size:26px;
}
.empty-state h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:20px}

/* ===== 相关推荐 ===== */
.related{padding:44px 0 0}
.related-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px}
.related-head h2{font-size:22px;font-weight:800;color:var(--ink)}
@media (min-width:1024px){.related-head h2{font-size:28px}}
.related-head a{font-size:14px;color:var(--brand);font-weight:600}
.related-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#D9D2C2}
.card:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.card-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--ink)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-body{padding:16px 18px 20px}
.card-body h3{
  font-size:16px;font-weight:700;line-height:1.55;color:var(--text);margin:10px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}
.card-meta i{color:var(--brand)}

/* ===== 上下篇 / 返回 ===== */
.post-nav{display:grid;gap:14px;grid-template-columns:1fr;margin-top:28px}
@media (min-width:640px){.post-nav{grid-template-columns:1fr 1fr}}
.post-nav a{
  display:flex;align-items:center;gap:12px;padding:15px 18px;background:#fff;
  border:1px solid var(--line);border-radius:14px;font-size:14px;color:var(--muted);
  transition:transform .18s ease-out,border-color .18s ease-out,color .18s ease-out,box-shadow .18s ease-out;
}
.post-nav a:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand);box-shadow:var(--sh-sm)}
.post-nav a i{color:var(--brand)}
.post-nav .post-nav-next{justify-content:flex-end;text-align:right}
.post-nav span{font-weight:600;color:var(--ink)}
.end-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}

/* ===== 咨询条 ===== */
.cta-band{
  margin-top:56px;border-radius:var(--r-card);overflow:hidden;color:#fff;
  background-image:linear-gradient(115deg,rgba(12,26,22,.94),rgba(16,54,43,.86)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:28px 22px;display:flex;flex-direction:column;gap:20px;align-items:flex-start;
}
@media (min-width:1024px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:38px 44px;margin-top:72px}
}
.cta-band h2{font-size:22px;font-weight:800;margin-bottom:8px;color:#fff}
@media (min-width:1024px){.cta-band h2{font-size:28px}}
.cta-band p{margin:0;font-size:15px;color:rgba(255,255,255,.78);max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.cta-actions .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ===== 页脚 ===== */
.site-footer{
  margin-top:64px;background:var(--ink-2);color:rgba(255,255,255,.72);
  padding:48px 0 0;font-size:14px;
}
@media (min-width:1024px){.site-footer{margin-top:88px;padding-top:60px}}
.footer-grid{display:grid;gap:6px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand .logo-text{color:#fff}
.footer-brand p{margin-top:14px;color:rgba(255,255,255,.6);line-height:1.85;font-size:13.5px;max-width:380px}
.footer-col{border-bottom:1px solid rgba(255,255,255,.1);padding:14px 0}
@media (min-width:1024px){.footer-col{border-bottom:0;padding:0}}
.footer-acc-toggle{
  display:flex;width:100%;align-items:center;justify-content:space-between;gap:10px;
  padding:2px 0;color:#fff;font-size:15px;font-weight:700;
}
.footer-acc-toggle i{font-size:12px;color:rgba(255,255,255,.5);transition:transform .2s ease-out}
.footer-acc-toggle[aria-expanded="true"] i{transform:rotate(180deg)}
@media (min-width:1024px){.footer-acc-toggle{pointer-events:none;cursor:default}.footer-acc-toggle i{display:none}}
.footer-acc-body{display:none;padding-top:14px}
.footer-acc-body.is-open{display:block}
@media (min-width:1024px){.footer-acc-body{display:block!important;padding-top:18px}}
.footer-acc-body ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-acc-body a{color:rgba(255,255,255,.7);font-size:14px;transition:color .18s ease-out,padding-left .18s ease-out}
.footer-acc-body a:hover{color:var(--accent);padding-left:4px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.7);font-size:14px}
.footer-contact i{color:var(--accent);margin-top:4px;font-size:13px}
.footer-bottom{
  margin-top:32px;border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
@media (min-width:1024px){.footer-bottom{margin-top:48px}}

/* roulang page: category1 */
:root{
  --primary:#E4470F;
  --primary-dark:#C93C0B;
  --primary-soft:#FDECE5;
  --ink:#10362B;
  --ink-deep:#0C1A16;
  --accent:#FFC53D;
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --text:#101413;
  --muted:#4A5551;
  --line:#E3DED2;
  --success:#1F8A5B;
  --danger:#D8412F;
  --radius-card:16px;
  --radius-promo:20px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-sm:0 1px 2px rgba(16,26,22,.06);
  --shadow-md:0 10px 24px -12px rgba(16,26,22,.18);
  --shadow-lg:0 24px 48px -24px rgba(16,26,22,.28);
  --section-y:56px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:84px;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:0;}
p{margin:0;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--text);}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1024px){
  .container{padding:0 32px;}
  body{padding-bottom:0;}
}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,238,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:18px;
}
.logo-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:0;}
.logo-text em{font-style:normal;color:var(--primary);}
.main-nav{display:none;}
@media (min-width:1024px){
  .main-nav{display:flex;align-items:center;gap:30px;margin-left:auto;margin-right:12px;}
  .main-nav a{
    position:relative;font-size:15px;font-weight:600;color:var(--muted);
    padding:6px 0;transition:color .2s ease;
  }
  .main-nav a::after{
    content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
    background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
  }
  .main-nav a:hover{color:var(--ink);}
  .main-nav a:hover::after{transform:scaleX(1);}
  .main-nav a.is-active{color:var(--primary);}
  .main-nav a.is-active::after{transform:scaleX(1);}
}
.header-actions{display:flex;align-items:center;gap:10px;}
.header-actions .btn{display:none;}
@media (min-width:1024px){
  .header-actions .btn{display:inline-flex;}
}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:var(--surface);
  display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--ink);
  box-shadow:var(--shadow-sm);transition:background .2s ease,color .2s ease;
}
.nav-toggle:hover{background:var(--ink);color:#fff;}
@media (min-width:1024px){
  .nav-toggle{display:none;}
}

/* 抽屉菜单 */
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--ink-deep);color:#fff;
  transform:translateY(-100%);opacity:0;visibility:hidden;
  transition:transform .32s ease,opacity .28s ease,visibility .28s;
  padding:20px 20px 32px;overflow-y:auto;
}
.drawer.is-open{transform:translateY(0);opacity:1;visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.22);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;
}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;font-size:18px;font-weight:700;color:#fff;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.drawer-links a i{font-size:14px;color:rgba(255,255,255,.45);}
.drawer-links a.is-active{color:var(--accent);}
.drawer-cta{margin-top:26px;}
.drawer-cta .btn{width:100%;justify-content:center;}
.drawer-info{margin-top:26px;font-size:13px;color:rgba(255,255,255,.62);line-height:2;}
.drawer-info i{color:var(--accent);margin-right:8px;}

/* 底部 Tab */
.mobile-tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  display:flex;background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 20px -14px rgba(16,26,22,.3);
}
.mobile-tabbar a{
  position:relative;flex:1;height:64px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;font-size:11px;color:var(--muted);
}
.mobile-tabbar a i{font-size:22px;line-height:1;}
.mobile-tabbar a::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%) scaleX(0);
  width:26px;height:3px;border-radius:0 0 3px 3px;background:var(--primary);transition:transform .2s ease;
}
.mobile-tabbar a.is-active{color:var(--primary);}
.mobile-tabbar a.is-active::before{transform:translateX(-50%) scaleX(1);}
@media (min-width:1024px){
  .mobile-tabbar{display:none;}
}

/* ===== 通用按钮 / 徽章 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-pill);font-size:15px;font-weight:700;
  border:1px solid transparent;transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn:disabled,.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;
  padding:4px 10px;border-radius:var(--radius-pill);white-space:nowrap;
}
.badge-cat{background:var(--bg);color:var(--ink);border:1px solid var(--line);}
.badge-promo{background:var(--accent);color:var(--ink);}
.badge-live{background:var(--primary);color:#fff;}

/* ===== 首屏通栏 ===== */
.page-hero{
  position:relative;display:flex;align-items:flex-end;
  min-height:240px;padding:52px 0 34px;color:#fff;
  background-image:linear-gradient(180deg,rgba(12,26,22,.36) 0%,rgba(12,26,22,.88) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
@media (min-width:1024px){
  .page-hero{min-height:280px;padding:72px 0 46px;}
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:14px;}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb i{font-size:10px;}
.page-hero h1{
  font-size:clamp(26px,5vw,44px);font-weight:900;letter-spacing:0;margin-bottom:12px;
}
.page-hero h1 span{color:var(--accent);}
.hero-desc{max-width:720px;font-size:15px;color:rgba(255,255,255,.84);line-height:1.8;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.hero-tags span{
  font-size:12px;font-weight:700;padding:4px 10px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;
}

/* ===== 筛选条 ===== */
.filter-section{padding:22px 0 0;}
.chip-bar{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;}
.chip-bar::-webkit-scrollbar{display:none;}
.chip{
  flex:none;padding:8px 16px;border-radius:var(--radius-pill);font-size:13px;font-weight:600;
  background:var(--surface);border:1px solid var(--line);color:var(--muted);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--ink);color:var(--ink);}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff;}

/* ===== 数据指标 ===== */
.stat-strip{
  margin-top:22px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
  display:grid;grid-template-columns:1fr;overflow:hidden;
}
@media (min-width:640px){
  .stat-strip{grid-template-columns:repeat(3,1fr);}
}
.stat-item{padding:20px 22px;border-bottom:1px solid var(--line);}
.stat-item:last-child{border-bottom:0;}
@media (min-width:640px){
  .stat-item{border-bottom:0;border-right:1px solid var(--line);}
  .stat-item:last-child{border-right:0;}
}
.stat-item strong{
  display:block;font-size:28px;font-weight:900;color:var(--primary);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
@media (min-width:1024px){
  .stat-item strong{font-size:40px;}
}
.stat-item span{display:block;font-size:13px;color:var(--muted);margin-top:4px;}

/* ===== 板块通用 ===== */
.section{padding:var(--section-y) 0;}
@media (min-width:1024px){
  .section{padding:88px 0;}
}
.section--tight{padding:34px 0 0;}
@media (min-width:1024px){
  .section--tight{padding:44px 0 0;}
}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px;}
.section-title{
  font-size:22px;display:flex;align-items:center;gap:12px;
}
@media (min-width:1024px){
  .section-title{font-size:32px;}
}
.section-title::before{
  content:"";width:6px;height:.92em;border-radius:3px;background:var(--primary);flex:none;
}
.section-sub{margin-top:10px;font-size:14px;color:var(--muted);max-width:660px;}

/* ===== 主内容布局 ===== */
.layout{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:1024px){
  .layout{grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:36px;align-items:start;}
}
.news-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media (min-width:640px){
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
.news-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#d6cfbf;}
.media{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:linear-gradient(135deg,#10362B 0%,#0C1A16 100%);
  display:flex;align-items:center;justify-content:center;
}
.media::after{
  content:"九游体育在线平台";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.55);font-size:13px;font-weight:700;letter-spacing:1px;
}
.media img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .2s ease-out;
}
.news-card:hover .media img{transform:scale(1.04);}
.media .badge{position:absolute;left:12px;top:12px;z-index:2;}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{
  font-size:17px;font-weight:800;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .card-title{color:var(--primary);}
.card-desc{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);padding-top:12px;border-top:1px dashed var(--line);
  font-variant-numeric:tabular-nums;
}
.card-meta i{color:var(--primary);transition:transform .2s ease;}
.news-card:hover .card-meta i{transform:translateX(4px);}

/* ===== 侧栏 ===== */
.side-stack{display:flex;flex-direction:column;gap:22px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-card h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:9px;}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--primary);}
.hot-list li{border-bottom:1px dashed var(--line);}
.hot-list li:last-child{border-bottom:0;}
.hot-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 0;font-size:14px;color:var(--text);transition:color .2s ease;
}
.hot-list a:hover{color:var(--primary);}
.hot-list a i{font-size:12px;color:var(--muted);transition:transform .2s ease;}
.hot-list a:hover i{transform:translateX(4px);color:var(--primary);}
.panel-dark{
  background:var(--ink);color:#fff;border-radius:var(--radius-card);padding:22px;
  box-shadow:var(--shadow-md);
}
.panel-dark h3{font-size:17px;margin-bottom:6px;color:#fff;}
.panel-dark h3::before{display:none;}
.panel-hint{font-size:13px;color:rgba(255,255,255,.66);margin-bottom:14px;}
.time-list li{
  display:flex;gap:12px;align-items:flex-start;padding:11px 0;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.time-list li:last-child{border-bottom:0;padding-bottom:0;}
.time-list b{
  flex:none;font-size:14px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;min-width:48px;
}
.time-list span{font-size:13px;color:rgba(255,255,255,.8);line-height:1.7;}

/* ===== 分页 ===== */
.pagination{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;
  margin-top:34px;
}
.page-btn{
  min-width:40px;height:40px;padding:0 14px;border-radius:var(--radius-pill);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--muted);
  transition:all .2s ease;
}
.page-btn:hover{border-color:var(--ink);color:var(--ink);}
.page-btn.is-current{background:var(--primary);border-color:var(--primary);color:#fff;}
.page-btn.is-disabled{opacity:.45;cursor:not-allowed;}
.page-dots{color:var(--muted);padding:0 2px;}

/* ===== 流程 ===== */
.steps{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:640px){
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (min-width:1024px){
  .steps{grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 22px;position:relative;transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step b{
  display:block;font-size:26px;font-weight:900;color:var(--primary);
  font-variant-numeric:tabular-nums;margin-bottom:10px;line-height:1;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:var(--primary);box-shadow:var(--shadow-md);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:700;text-align:left;
}
.faq-q i{font-size:14px;color:var(--primary);transition:transform .25s ease;flex:none;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a p{padding:0 20px 18px;font-size:14px;color:var(--muted);line-height:1.8;}

/* ===== CTA / 咨询 ===== */
.cta-band{
  background:var(--ink-deep);color:#fff;position:relative;overflow:hidden;
  clip-path:polygon(0 3%,100% 0,100% 100%,0 100%);
  padding:64px 0 56px;
}
@media (min-width:1024px){
  .cta-band{padding:92px 0 80px;clip-path:polygon(0 5%,100% 0,100% 100%,0 100%);}
}
.cta-grid{display:grid;grid-template-columns:1fr;gap:34px;align-items:start;}
@media (min-width:1024px){
  .cta-grid{grid-template-columns:1fr 1fr;gap:56px;}
}
.cta-band h2{font-size:24px;margin-bottom:14px;}
@media (min-width:1024px){
  .cta-band h2{font-size:34px;}
}
.cta-band p.lead{font-size:15px;color:rgba(255,255,255,.78);max-width:520px;}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.86);}
.cta-points i{color:var(--accent);margin-top:5px;}
.form-card{
  background:#fff;color:var(--text);border-radius:var(--radius-promo);
  padding:24px;box-shadow:var(--shadow-lg);
}
@media (min-width:640px){
  .form-card{padding:28px;}
}
.form-grid{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:640px){
  .form-grid{grid-template-columns:1fr 1fr;}
  .form-grid .full{grid-column:1 / -1;}
}
.form-field label{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:var(--bg);transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(228,71,15,.14);background:#fff;
}
.form-field textarea{min-height:92px;resize:vertical;}
.form-submit{margin-top:20px;}
.form-submit .btn{width:100%;}
@media (min-width:640px){
  .form-submit .btn{width:auto;min-width:220px;}
}
.form-note{margin-top:12px;font-size:13px;color:var(--muted);}
.form-msg{
  margin-top:14px;font-size:13px;font-weight:700;color:var(--success);display:none;
}
.form-msg.is-show{display:block;}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink-deep);color:#cbd6d1;padding:48px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:8px;}
@media (min-width:1024px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
}
.footer-brand .logo{margin-bottom:14px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-mark{background:var(--primary);}
.footer-brand p{font-size:14px;color:#9FB0A9;max-width:330px;line-height:1.8;}
.footer-col{padding-top:6px;}
.footer-acc-toggle{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  font-size:15px;font-weight:700;color:#fff;padding:13px 0;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-acc-toggle i{font-size:12px;color:var(--accent);transition:transform .25s ease;}
.footer-col.is-open .footer-acc-toggle i{transform:rotate(180deg);}
.footer-acc-body{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.footer-col.is-open .footer-acc-body{max-height:420px;}
@media (min-width:1024px){
  .footer-acc-toggle{border-bottom:0;padding:0 0 14px;pointer-events:none;font-size:16px;}
  .footer-acc-toggle i{display:none;}
  .footer-acc-body{max-height:none;overflow:visible;}
}
.footer-acc-body ul{padding:12px 0 8px;}
@media (min-width:1024px){
  .footer-acc-body ul{padding:0;}
}
.footer-acc-body li{margin-bottom:9px;}
.footer-acc-body a{font-size:14px;color:#9FB0A9;transition:color .2s ease;}
.footer-acc-body a:hover{color:var(--accent);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:#9FB0A9;margin-bottom:10px;}
.footer-contact i{color:var(--accent);margin-top:5px;}
.footer-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;font-size:13px;color:#7F918A;
}

/* roulang page: category2 */
:root{
  --brand:#E4470F;
  --brand-dark:#c93c0c;
  --brand-deep:#a83006;
  --green:#10362B;
  --panel:#0C1A16;
  --signal:#FFC53D;
  --bg:#F7F4EE;
  --surface:#ffffff;
  --text:#101413;
  --muted:#4A5551;
  --line:#E3DED2;
  --success:#1F8A5B;
  --error:#D8412F;
  --radius-card:16px;
  --radius-promo:20px;
  --radius-pill:999px;
  --radius-input:12px;
  --sh-sm:0 1px 2px rgba(16,26,22,.06);
  --sh-md:0 10px 24px -12px rgba(16,26,22,.18);
  --sh-lg:0 24px 48px -24px rgba(16,26,22,.28);
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(228,71,15,.18)}

/* ---------- 容器与板块 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:56px 0}
.section--tight{padding:40px 0}
.section-head{margin-bottom:28px;max-width:760px}
.section-head h2{font-size:22px;color:var(--green)}
.section-head p{margin-top:10px;color:var(--muted);font-size:15px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;color:var(--brand);letter-spacing:.04em;margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,238,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-md)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:900;font-size:18px;
  box-shadow:2px 2px 0 var(--green);
}
.logo-text{font-size:17px;font-weight:900;color:var(--green);white-space:nowrap}
.logo-text em{font-style:normal;color:var(--brand)}
.main-nav{display:none}
.header-cta{display:none}
.nav-toggle{
  display:inline-grid;place-items:center;width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--green);font-size:18px;
  transition:background .18s,color .18s;
}
.nav-toggle:hover{background:var(--green);color:#fff}
@media(min-width:1024px){
  .nav-toggle{display:none}
  .main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
  .main-nav a{
    position:relative;padding:9px 14px;border-radius:var(--radius-pill);
    font-size:15px;font-weight:600;color:var(--muted);transition:color .18s,background .18s;
  }
  .main-nav a:hover{color:var(--brand);background:rgba(228,71,15,.08)}
  .main-nav a.is-active{color:var(--brand)}
  .main-nav a.is-active::after{
    content:"";position:absolute;left:16px;right:16px;bottom:1px;height:2px;
    border-radius:2px;background:var(--brand);
  }
  .header-cta{display:inline-flex;margin-left:10px}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn i{font-size:14px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--green);border:1px solid var(--green)}
.btn-ghost:hover{background:var(--green);color:#fff}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:#fff;color:var(--brand);border:1px solid #fff}
.btn-light:hover{background:var(--signal);color:var(--green);border-color:var(--signal);transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.7)}
.btn-outline-light:hover{background:#fff;color:var(--brand)}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:800;line-height:1.6;
}
.badge-cat{background:var(--bg);color:var(--green);border:1px solid var(--line)}
.badge-promo{background:var(--signal);color:var(--green)}
.badge-limit{background:var(--brand);color:#fff}
.badge-soft{background:rgba(228,71,15,.1);color:var(--brand)}

/* ---------- 分类页主色标题带 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--brand);color:#fff;
  padding:44px 0 52px;
}
.page-hero::before{
  content:"";position:absolute;right:-140px;top:-160px;width:460px;height:460px;
  background:rgba(255,255,255,.09);
  clip-path:polygon(0 0,100% 0,100% 100%);
}
.page-hero::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:6px;
  background:repeating-linear-gradient(90deg,var(--signal) 0 26px,rgba(255,255,255,.18) 26px 52px);
}
.hero-inner{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.88);margin-bottom:16px}
.crumbs a:hover{text-decoration:underline}
.crumbs span.sep{opacity:.6}
.hero-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;flex-wrap:wrap}
.page-hero h1{
  font-size:30px;font-weight:900;letter-spacing:0;color:#fff;max-width:760px;
}
.hero-sub{margin-top:14px;font-size:15px;color:rgba(255,255,255,.92);max-width:640px;line-height:1.8}
.hero-actions{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px}
.hero-tags{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  font-size:13px;font-weight:600;color:#fff;
}
@media(min-width:1024px){
  .page-hero{padding:64px 0 72px}
  .page-hero h1{font-size:44px;line-height:1.18}
  .hero-sub{font-size:16px}
}

/* ---------- 方案卡片 ---------- */
.plans-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:900px){.plans-grid{grid-template-columns:repeat(2,1fr)}}
.plan-card{
  position:relative;display:flex;flex-direction:column;gap:20px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-promo);
  padding:26px;box-shadow:var(--sh-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#d6cfbe}
.plan-card--featured{
  border:1px solid var(--green);border-left:6px solid var(--brand);
  box-shadow:6px 6px 0 rgba(228,71,15,.9);
}
.plan-card--featured:hover{box-shadow:6px 10px 0 rgba(228,71,15,.9),var(--sh-md)}
.plan-top{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}
.plan-name{font-size:20px;font-weight:900;color:var(--green)}
.plan-desc{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.75}
.price-block{
  display:flex;align-items:flex-end;gap:10px;
  padding:16px 18px;border-radius:var(--radius-input);
  background:linear-gradient(180deg,#FFF8EC 0%,#FDF2E3 100%);
  border:1px solid #F0DCC0;
}
.price-num{
  font-size:40px;font-weight:900;line-height:1;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.price-unit{font-size:13px;color:var(--muted);padding-bottom:6px;font-weight:600}
.price-note{margin-left:auto;text-align:right;font-size:12px;color:var(--muted);padding-bottom:4px}
.countdown{
  display:flex;align-items:center;gap:10px;
  padding:10px 14px;border-radius:var(--radius-input);
  background:#FFF6E0;border:1px dashed #E8BE4A;
  font-size:13px;font-weight:700;color:#7A5406;
}
.countdown b{font-weight:900;color:var(--brand);font-size:15px;letter-spacing:.06em}
.benefit-list{display:flex;flex-direction:column;gap:12px}
.benefit-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--text)}
.benefit-list li i{color:var(--success);margin-top:5px;font-size:13px}
.benefit-list li span small{display:block;color:var(--muted);font-size:13px;line-height:1.7}
.plan-foot{margin-top:auto;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.plan-foot .meta{font-size:13px;color:var(--muted)}

/* ---------- 对比指标带 ---------- */
.metrics{
  background:var(--panel);color:#fff;border-radius:var(--radius-promo);
  padding:28px 24px;display:grid;gap:26px;
  position:relative;overflow:hidden;
}
.metrics::after{
  content:"";position:absolute;right:-60px;bottom:-60px;width:220px;height:220px;
  background:rgba(255,197,61,.10);clip-path:polygon(0 0,100% 0,100% 100%);
}
@media(min-width:820px){.metrics{grid-template-columns:repeat(3,1fr);padding:36px 32px;gap:32px}}
.metric{position:relative;z-index:2}
.metric strong{
  display:block;font-size:36px;font-weight:900;line-height:1.1;
  color:var(--signal);font-variant-numeric:tabular-nums;
}
.metric h3{margin-top:10px;font-size:16px;color:#fff;font-weight:800}
.metric p{margin-top:6px;font-size:13.5px;color:#A9BDB6;line-height:1.75}

/* ---------- 流程 ---------- */
.flow{display:grid;gap:28px;align-items:center}
@media(min-width:900px){.flow{grid-template-columns:1fr 1fr;gap:48px}}
.flow-media{
  position:relative;border-radius:var(--radius-promo);overflow:hidden;
  background:var(--green);aspect-ratio:4/3;box-shadow:var(--sh-md);
}
.flow-media img{width:100%;height:100%;object-fit:cover}
.flow-media .tag{
  position:absolute;left:16px;top:16px;
}
.flow-steps{display:flex;flex-direction:column;gap:20px}
.flow-step{display:flex;gap:16px;align-items:flex-start}
.flow-num{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;
  background:var(--bg);border:1px solid var(--line);
  display:grid;place-items:center;font-weight:900;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:17px;color:var(--green)}
.flow-step p{margin-top:6px;font-size:14.5px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{border-color:#d6cfbe}
.faq-item.is-open{box-shadow:var(--sh-sm);border-color:#d6cfbe}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--green);
}
.faq-q i{color:var(--brand);font-size:14px;transition:transform .25s ease;flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.8}

/* ---------- 表单 ---------- */
.consult-wrap{
  background:var(--green);border-radius:var(--radius-promo);
  padding:28px 22px;color:#fff;
}
@media(min-width:900px){.consult-wrap{padding:44px 40px;display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:start}}
.consult-copy h2{font-size:22px;color:#fff}
.consult-copy p{margin-top:12px;font-size:14.5px;color:#B8C9C3;line-height:1.85}
.consult-points{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.consult-points li{display:flex;gap:10px;font-size:14px;color:#DCE6E1;align-items:flex-start}
.consult-points li i{color:var(--signal);margin-top:5px;font-size:13px}
.consult-form{
  margin-top:28px;background:#fff;border-radius:var(--radius-card);padding:24px;
  display:grid;gap:16px;box-shadow:var(--sh-md);
}
@media(min-width:900px){.consult-form{margin-top:0}}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field label{font-size:13px;font-weight:700;color:var(--green)}
.form-field .req{color:var(--brand)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:#FCFAF6;font-size:14.5px;color:var(--text);
  transition:border-color .18s,box-shadow .18s,background .18s;
}
.form-field textarea{min-height:96px;resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(228,71,15,.12);
}
.form-hint{font-size:12.5px;color:var(--muted);line-height:1.7}
.form-row{display:grid;gap:16px}
@media(min-width:640px){.form-row{grid-template-columns:1fr 1fr}}
.form-feedback{
  display:none;padding:12px 14px;border-radius:var(--radius-input);
  background:rgba(31,138,91,.1);border:1px solid rgba(31,138,91,.35);
  color:var(--success);font-size:13.5px;font-weight:600;
}
.form-feedback.is-visible{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green);color:#DCE6E1;padding:52px 0 22px;margin-top:56px}
.footer-grid{display:grid;gap:26px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-text em{color:var(--signal)}
.footer-brand p{font-size:13.5px;color:#A9BDB6;line-height:1.85;max-width:340px}
.footer-acc-toggle{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:0 0 12px;color:#fff;font-size:15px;font-weight:800;text-align:left;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-acc-toggle i{font-size:12px;color:var(--signal);transition:transform .25s}
.footer-acc-body ul{display:flex;flex-direction:column;gap:10px;padding-top:14px}
.footer-acc-body a{font-size:14px;color:#C4D4CE;transition:color .18s}
.footer-acc-body a:hover{color:var(--signal)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:#C4D4CE}
.footer-contact li i{color:var(--signal);margin-top:5px;font-size:13px}
@media(max-width:767px){
  .footer-acc-body{display:none}
  .footer-col.is-open .footer-acc-body{display:block}
  .footer-col.is-open .footer-acc-toggle i{transform:rotate(180deg)}
}
@media(min-width:768px){
  .footer-acc-toggle{pointer-events:none;border-bottom:0;padding-bottom:14px}
  .footer-acc-toggle i{display:none}
  .footer-acc-body{display:block}
}
.footer-bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:#8FA6A0;
}

/* ---------- 移动端抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:120;display:none}
.drawer.is-open{display:block}
.drawer-backdrop{position:absolute;inset:0;background:rgba(12,26,22,.55)}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(86vw,360px);
  background:var(--bg);padding:22px 20px calc(28px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:20px;overflow-y:auto;
  box-shadow:var(--sh-lg);
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--green);display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px}
.drawer-nav a{
  padding:14px 16px;border-radius:var(--radius-input);background:#fff;border:1px solid var(--line);
  font-size:15px;font-weight:700;color:var(--green);
}
.drawer-nav a.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.drawer-info{border-top:1px solid var(--line);padding-top:18px;font-size:13.5px;color:var(--muted);display:flex;flex-direction:column;gap:8px}
.drawer-info i{color:var(--brand);margin-right:8px}

/* ---------- 底部 Tab ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  display:grid;grid-template-columns:repeat(4,1fr);
  height:calc(64px + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  background:rgba(255,255,255,.97);
  border-top:1px solid var(--line);
  box-shadow:0 -6px 20px -14px rgba(16,26,22,.3);
}
.tabbar a{
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;font-weight:600;color:var(--muted);
}
.tabbar a i{font-size:18px}
.tabbar a.is-active{color:var(--brand)}
.tabbar a.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
}
@media(min-width:1024px){.tabbar{display:none}}
@media(max-width:1023px){body{padding-bottom:84px}}

/* ---------- 通用小工具 ---------- */
.anchor-offset{scroll-margin-top:96px}
.divider{height:1px;background:var(--line);margin:0}
.cta-strip{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-promo);
  padding:26px;display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;
  box-shadow:var(--sh-sm);
}
.cta-strip h3{font-size:19px;color:var(--green)}
.cta-strip p{margin-top:6px;font-size:14px;color:var(--muted)}
.empty-state{
  text-align:center;padding:44px 20px;background:var(--surface);
  border:1px dashed var(--line);border-radius:var(--radius-card);
}
.empty-state i{font-size:44px;color:#CFC7B6}
.empty-state p{margin:14px 0 18px;color:var(--muted);font-size:14.5px}