/* roulang page: index */
:root{
  --brand:#FF3E7F;
  --violet:#7A4DFF;
  --deep:#4B2AE0;
  --cyan:#22D3C5;
  --warn:#FFB020;
  --bg:#F6F4FB;
  --card:#FFFFFF;
  --dark:#14102A;
  --dark2:#1B1436;
  --ink:#17122B;
  --text:#4A4360;
  --muted:#8B84A3;
  --line:#E6E2F0;
  --grad-brand:linear-gradient(135deg,#FF3E7F 0%,#7A4DFF 55%,#4B2AE0 100%);
  --grad-dark:linear-gradient(160deg,#1B1436 0%,#14102A 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,62,127,.08) 0%,rgba(122,77,255,.08) 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 2px 8px rgba(23,18,43,.06);
  --sh-2:0 12px 32px rgba(23,18,43,.10);
  --sh-3:0 18px 40px rgba(122,77,255,.16);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:104px}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,transform .18s ease,background .18s ease,border-color .18s ease}
a:hover{color:var(--brand)}
h1,h2,h3,h4{color:var(--ink);margin:0;line-height:1.3}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:none;cursor:pointer}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px;border-radius:8px}
.container{max-width:1200px;width:100%;padding-left:24px;padding-right:24px;margin:0 auto}
.section{padding:var(--sec) 0}
.section-tight{padding-top:0}

/* ===== 通用组件 ===== */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  background:var(--grad-brand);background-size:170% 170%;background-position:0 0;
  color:#fff;font-weight:600;font-size:16px;border:none;line-height:1;
  box-shadow:0 6px 18px rgba(255,62,127,.22);
  transition:filter .2s ease,box-shadow .2s ease,transform .2s ease,background-position .2s ease;
}
.btn-brand:hover,.btn-brand:focus{color:#fff;background-position:100% 100%;filter:brightness(1.06);box-shadow:var(--sh-2);transform:translateY(-2px)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(255,62,127,.20)}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;background:#fff;
  border:1.5px solid var(--line);color:var(--ink);font-weight:600;font-size:16px;line-height:1;
  transition:border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-line:hover{border-color:var(--violet);color:var(--violet);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-line:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;background:transparent;
  border:1px solid rgba(255,255,255,.35);color:#fff;font-weight:600;font-size:15px;line-height:1;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.7);color:#fff;transform:translateY(-2px)}

.sec-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.sec-title{display:flex;align-items:center;gap:16px;font-size:29px;font-weight:700}
.sec-title::before{content:"";width:4px;height:22px;border-radius:999px;background:var(--grad-brand);flex:0 0 auto}
.sec-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px}
.sec-more{font-size:15px;font-weight:600;color:var(--violet);display:inline-flex;align-items:center;gap:6px}
.sec-more:hover{color:var(--brand);gap:10px}

.badge-cat{
  position:absolute;left:14px;top:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;background:var(--grad-brand);
  color:#fff;font-size:12.5px;font-weight:500;line-height:1.6;
}
.card-x{
  position:relative;display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(122,77,255,.28)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grad-brand)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease}
.card-x:hover .card-media img{transform:scale(1.04)}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:19px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-x:hover .card-title{color:var(--violet)}
.card-sum{font-size:14.5px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.card-foot .arrow{transition:transform .2s ease;color:var(--violet)}
.card-x:hover .card-foot .arrow{transform:translateX(6px)}

.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;border-radius:var(--r-lg);
  background:var(--grad-soft);border:1px dashed rgba(122,77,255,.28);
}
.empty-state i{font-size:32px;color:var(--violet);margin-bottom:14px;display:block}
.empty-state p{font-size:15px;color:var(--text);margin-bottom:18px}

/* ===== 顶部公告条 ===== */
.notice-bar{
  background:var(--grad-dark);color:rgba(255,255,255,.86);
  font-size:13.5px;height:40px;display:flex;align-items:center;position:relative;z-index:1040;
}
.notice-inner{display:flex;align-items:center;gap:12px;width:100%;overflow:hidden}
.notice-dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);flex:0 0 auto;box-shadow:0 0 0 3px rgba(34,211,197,.18)}
.notice-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}
.notice-text b{color:#fff;font-weight:600}
.notice-close{color:rgba(255,255,255,.6);font-size:14px;padding:4px 6px;line-height:1;border-radius:8px}
.notice-close:hover{color:#fff}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,251,.86);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:var(--sh-2)}
.nav-inner{display:flex;align-items:center;gap:20px;height:76px;transition:height .2s ease}
.site-header.is-scrolled .nav-inner{height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad-brand);position:relative;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(122,77,255,.28);
}
.brand-mark::after{
  content:"";position:absolute;right:8px;top:8px;width:11px;height:11px;
  border-radius:3px;background:rgba(255,255,255,.9);
  clip-path:polygon(0 0,100% 0,100% 100%);
}
.brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.brand-text span{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;align-items:center;gap:6px;margin:0 auto}
.nav-pill{
  position:relative;display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:999px;font-size:15px;font-weight:600;color:var(--text);
  transition:background .18s ease,color .18s ease;
}
.nav-pill i{font-size:13px;color:var(--violet);transition:color .18s ease}
.nav-pill::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-pill:hover{background:var(--grad-soft);color:var(--ink)}
.nav-pill:hover::after{transform:scaleX(1)}
.nav-pill.active{background:var(--grad-soft);color:var(--ink)}
.nav-pill.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.search-pill{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;
  border-radius:999px;border:1.5px solid var(--line);background:#fff;
  color:var(--muted);font-size:14px;transition:border-color .18s ease,color .18s ease;
}
.search-pill:hover{border-color:var(--violet);color:var(--violet)}
.nav-cta{height:44px;padding:0 22px;font-size:15px}
.nav-toggle{
  width:44px;height:44px;border-radius:14px;border:1.5px solid var(--line);background:#fff;
  color:var(--ink);display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{border-color:var(--violet);color:var(--violet)}
.offcanvas{border-radius:0 0 0 0}
.offcanvas-header{border-bottom:1px solid var(--line)}
.m-nav-link{
  display:flex;align-items:center;gap:12px;padding:14px 4px;font-size:16px;font-weight:600;
  color:var(--ink);border-bottom:1px solid var(--line);
}
.m-nav-link i{color:var(--violet);width:18px;text-align:center}
.m-nav-link.active{color:var(--brand)}

/* ===== Hero ===== */
.hero{padding:64px 0 56px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;right:-120px;top:-80px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(122,77,255,.16),rgba(122,77,255,0) 68%);pointer-events:none;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
  font-size:13.5px;font-weight:600;color:var(--violet);margin-bottom:22px;
}
.hero-eyebrow .live-dot{width:7px;height:7px;border-radius:50%;background:var(--brand);animation:pulse 1.8s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,62,127,.55)}
  70%{box-shadow:0 0 0 9px rgba(255,62,127,0)}
  100%{box-shadow:0 0 0 0 rgba(255,62,127,0)}
}
.hero h1{
  font-size:clamp(28px,3.6vw,42px);font-weight:800;line-height:1.26;letter-spacing:-.01em;
  margin-bottom:20px;max-width:16em;
}
.hero h1 em{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:16.5px;line-height:1.9;color:var(--text);max-width:34em;margin-bottom:28px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.stat-row{display:flex;flex-wrap:wrap;gap:12px}
.stat{
  display:inline-flex;align-items:center;gap:8px;padding:8px 15px;border-radius:999px;
  background:linear-gradient(135deg,rgba(34,211,197,.14),rgba(122,77,255,.14));
  border:1px solid rgba(122,77,255,.16);font-size:13px;color:var(--text);
}
.stat i{color:var(--violet);font-size:12px}
.stat-num{font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;font-size:15px}
.stat-label{color:var(--muted)}

.hero-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;min-height:420px;
  background:var(--grad-dark);box-shadow:var(--sh-2);display:flex;flex-direction:column;justify-content:space-between;
}
.hero-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-card-overlay{
  position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(122,77,255,.62) 0%,rgba(255,62,127,.30) 42%,rgba(20,16,42,.92) 100%);
}
.hero-card-inner{position:relative;z-index:2;padding:24px;display:flex;flex-direction:column;height:100%;min-height:420px;justify-content:space-between}
.hero-live{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  color:#fff;font-size:12.5px;font-weight:600;backdrop-filter:blur(6px);width:fit-content;
}
.hero-live .live-dot{width:8px;height:8px;border-radius:50%;background:var(--brand);animation:pulse 1.8s infinite}
.hero-card-bottom{
  background:rgba(20,16,42,.58);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);padding:16px 18px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
}
.hero-card-bottom h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:4px}
.hero-card-bottom p{color:rgba(255,255,255,.72);font-size:13px;margin:0}
.online-badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;
  background:rgba(34,211,197,.18);border:1px solid rgba(34,211,197,.42);
  color:#fff;font-size:12.5px;font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap;
}
.online-badge i{color:var(--cyan)}

/* ===== 倒计时 ===== */
.countdown-bar{
  background:var(--grad-dark);border-radius:var(--r-xl);padding:30px 34px;
  display:flex;align-items:center;gap:28px;flex-wrap:wrap;
  border:1px solid rgba(255,255,255,.10);box-shadow:var(--sh-2);
}
.cd-left{flex:1 1 320px;min-width:250px}
.cd-tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:rgba(255,176,32,.16);border:1px solid rgba(255,176,32,.42);
  color:#FFD07A;font-size:12.5px;font-weight:600;margin-bottom:12px;
}
.cd-title{color:#fff;font-size:22px;font-weight:700;margin-bottom:8px}
.cd-desc{color:rgba(255,255,255,.72);font-size:14px;margin:0}
.cd-grid{display:flex;align-items:stretch;gap:0;flex:0 0 auto}
.cd-cell{
  width:86px;text-align:center;padding:6px 0;position:relative;
}
.cd-cell+.cd-cell::before{
  content:"";position:absolute;left:0;top:14%;bottom:14%;width:1px;
  background:linear-gradient(180deg,rgba(255,255,255,0),rgba(255,255,255,.22),rgba(255,255,255,0));
}
.cd-num{
  display:block;font-size:34px;font-weight:800;color:#fff;line-height:1.15;
  font-variant-numeric:tabular-nums;
}
.cd-cell.urgent .cd-num{color:var(--warn)}
.cd-unit{font-size:12.5px;color:rgba(255,255,255,.6)}
.cd-btn{flex:0 0 auto}

/* ===== 看点列表 ===== */
.points{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.point-item{
  display:flex;gap:20px;padding:26px 26px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.point-item:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(122,77,255,.24)}
.point-num{
  font-size:30px;font-weight:800;line-height:1.1;flex:0 0 auto;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.point-item h3{font-size:19px;font-weight:700;margin-bottom:8px}
.point-item p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0}

/* ===== 订阅提醒 ===== */
.subscribe{
  background:var(--grad-dark);border-radius:var(--r-xl);padding:48px;
  display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:center;
  border:1px solid rgba(255,255,255,.10);
}
.subscribe h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:14px}
.subscribe .sub-lead{color:rgba(255,255,255,.72);font-size:15px;line-height:1.85;margin-bottom:20px}
.sub-list{display:flex;flex-direction:column;gap:10px}
.sub-list li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.8);font-size:14.5px}
.sub-list i{color:var(--cyan);font-size:13px}
.sub-form-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);padding:26px}
.form-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.field{
  flex:1 1 220px;height:48px;border-radius:999px;border:1.5px solid transparent;background:#fff;
  padding:0 20px;font-size:15px;color:var(--ink);outline:none;width:100%;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field::placeholder{color:#A9A2BE}
.field:focus{border-color:var(--violet);box-shadow:0 0 0 4px rgba(122,77,255,.14)}
.field.is-error{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,62,127,.14)}
.chip-group{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.28);color:rgba(255,255,255,.8);
  font-size:14px;cursor:pointer;transition:all .18s ease;user-select:none;
}
.chip:hover{border-color:rgba(255,255,255,.6);color:#fff}
.chip-group input:checked + .chip{
  background:linear-gradient(135deg,#22D3C5,#7A4DFF);border-color:transparent;color:#fff;font-weight:600;
}
.chip-group input:focus-visible + .chip{outline:3px solid rgba(34,211,197,.45);outline-offset:2px}
.sub-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form-hint{font-size:13px;color:rgba(255,255,255,.62)}
.form-error{font-size:13px;color:var(--brand);margin-top:10px;display:none}
.form-error.show{display:block}
.form-success{
  display:none;margin-top:14px;font-size:14px;color:#CFFAF4;
  background:rgba(34,211,197,.14);border:1px solid rgba(34,211,197,.45);
  border-radius:var(--r-md);padding:12px 16px;
}
.form-success.show{display:block}
.agree{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:rgba(255,255,255,.66);margin-top:16px;line-height:1.7}
.agree input{width:16px;height:16px;margin-top:4px;accent-color:#22D3C5;flex:0 0 auto}
.agree a{color:var(--cyan);text-decoration:underline}

/* ===== 回放轨道 ===== */
.replay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.replay-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.replay-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.replay-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grad-brand)}
.replay-media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease}
.replay-card:hover .replay-media img{transform:scale(1.04)}
.replay-time{
  position:absolute;right:12px;bottom:12px;padding:3px 10px;border-radius:999px;
  background:rgba(20,16,42,.78);color:#fff;font-size:12px;font-variant-numeric:tabular-nums;
}
.play-btn{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.9);
  color:var(--violet);display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;box-shadow:0 8px 24px rgba(23,18,43,.24);transition:transform .2s ease,background .2s ease;
}
.replay-card:hover .play-btn{transform:translate(-50%,-50%) scale(1.08);background:#fff}
.replay-title{padding:16px 20px 20px;font-size:16px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== FAQ ===== */
.faq-list{max-width:900px}
.accordion-item{
  position:relative;background:#fff;border:1px solid var(--line)!important;border-radius:var(--r-lg)!important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-item::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:0 3px 3px 0;
  background:var(--grad-brand);opacity:0;transition:opacity .18s ease;z-index:3;
}
.accordion-item:has(.accordion-button:not(.collapsed))::before{opacity:1}
.accordion-button{
  background:#fff;color:var(--ink);font-weight:700;font-size:16.5px;
  padding:20px 24px;box-shadow:none!important;display:flex;align-items:center;gap:16px;
}
.accordion-button:not(.collapsed){background:#fff;color:var(--ink)}
.accordion-button::after{display:none}
.accordion-button:hover{color:var(--violet)}
.accordion-body{padding:0 24px 22px;color:var(--text);font-size:15px;line-height:1.9}
.faq-plus{
  position:relative;width:28px;height:28px;border-radius:50%;flex:0 0 auto;margin-left:auto;
  background:var(--grad-soft);color:var(--violet);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform .18s ease;
}
.faq-plus::before{content:"";position:absolute;width:12px;height:2px;border-radius:2px;background:currentColor}
.faq-plus::after{content:"";position:absolute;width:2px;height:12px;border-radius:2px;background:currentColor;transition:transform .18s ease,opacity .18s ease}
.accordion-button:not(.collapsed) .faq-plus{transform:rotate(90deg)}
.accordion-button:not(.collapsed) .faq-plus::after{transform:scaleY(0);opacity:0}
.accordion-collapse{transition:height .18s ease-out}

/* ===== 底部 CTA ===== */
.cta-bar{
  background:var(--grad-brand);border-radius:var(--r-xl);padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 18px 44px rgba(122,77,255,.24);
}
.cta-bar h2{color:#fff;font-size:28px;font-weight:800;margin-bottom:10px}
.cta-bar p{color:rgba(255,255,255,.88);font-size:15.5px;margin:0;max-width:640px}
.btn-white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border-radius:999px;background:#fff;color:var(--ink);
  font-weight:700;font-size:16px;line-height:1;flex:0 0 auto;
  transition:transform .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn-white:hover{color:var(--brand);transform:translateY(-2px);box-shadow:0 14px 30px rgba(20,16,42,.22)}

/* ===== 页脚 ===== */
.site-footer{background:var(--grad-dark);color:rgba(255,255,255,.72);margin-top:var(--sec);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-about{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:30em}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  font-size:12.5px;padding:4px 12px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.72);
}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
.footer-link{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:6px 0}
.footer-link:hover{color:var(--cyan);transform:translateX(3px)}
.footer-contact{font-size:14px;color:rgba(255,255,255,.72);line-height:2}
.footer-contact b{color:#fff;font-weight:600}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.56);
}
.footer-bottom .links{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom a:hover{color:var(--cyan)}

/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .replay-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  :root{--sec:72px}
  .nav-links{display:none}
  .hero{padding:44px 0 40px}
  .hero-card,.hero-card-inner{min-height:360px}
  .subscribe{grid-template-columns:1fr;gap:28px;padding:36px}
  .countdown-bar{padding:26px;gap:20px}
  .cd-btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  .sec-title{font-size:23px}
  .sec-title::before{height:19px}
  .points{grid-template-columns:1fr}
  .cta-bar{padding:36px 26px;text-align:left}
  .cta-bar h2{font-size:23px}
  .btn-white{width:100%}
  .subscribe h2{font-size:23px}
  .replay-grid{grid-template-columns:1fr 1fr;gap:16px}
}
@media (max-width:575.98px){
  :root{--sec:56px}
  .container{padding-left:16px;padding-right:16px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:15.5px}
  .hero-btns .btn-brand,.hero-btns .btn-line{width:100%}
  .points{grid-template-columns:1fr}
  .point-item{padding:20px}
  .card-body{padding:20px}
  .subscribe{padding:26px 20px}
  .sub-form-box{padding:20px}
  .form-row .field{flex:1 1 100%}
  .sub-actions .btn-brand{width:100%}
  .replay-grid{display:flex;overflow-x:auto;gap:14px;scroll-snap-type:x mandatory;padding-bottom:8px;-webkit-overflow-scrolling:touch}
  .replay-card{flex:0 0 78%;scroll-snap-align:start}
  .countdown-bar{padding:22px 18px;border-radius:var(--r-lg)}
  .cd-grid{width:100%;justify-content:space-between}
  .cd-cell{width:64px}
  .cd-num{font-size:26px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .accordion-button{font-size:15.5px;padding:17px 18px}
  .accordion-body{padding:0 18px 20px}
  .cta-bar{padding:30px 20px}
}

/* roulang page: category1 */
:root{
  --brand:#FF3E7F;
  --violet:#7A4DFF;
  --deep:#4B2AE0;
  --cyan:#22D3C5;
  --amber:#FFB020;
  --bg:#F6F4FB;
  --card:#FFFFFF;
  --dark:#14102A;
  --ink:#17122B;
  --body:#4A4360;
  --muted:#8B84A3;
  --line:#E6E2F0;
  --grad-brand:linear-gradient(135deg,#FF3E7F 0%,#7A4DFF 55%,#4B2AE0 100%);
  --grad-dark:linear-gradient(160deg,#1B1436 0%,#14102A 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,62,127,.08) 0%,rgba(122,77,255,.08) 100%);
  --grad-badge:linear-gradient(135deg,rgba(34,211,197,.18) 0%,rgba(122,77,255,.18) 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh1:0 2px 8px rgba(23,18,43,.06);
  --sh2:0 12px 32px rgba(23,18,43,.10);
  --sh3:0 18px 40px rgba(122,77,255,.16);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--body);
  background:var(--bg);
  padding-bottom:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--ink);margin:0;line-height:1.3;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
button{font:inherit;border:0;background:none;cursor:pointer;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .18s ease,padding .18s ease;
}
.site-header.scrolled{box-shadow:var(--sh2);}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:76px;
  transition:height .18s ease;
}
.site-header.scrolled .header-inner{height:68px;}

.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  background:var(--grad-brand);
  position:relative;display:inline-block;
  box-shadow:0 8px 20px rgba(122,77,255,.28);
}
.brand-mark::after{
  content:"";position:absolute;right:7px;bottom:7px;width:13px;height:13px;
  background:rgba(255,255,255,.92);
  clip-path:polygon(100% 0,100% 100%,0 100%);
  border-radius:0 0 5px 0;
}
.brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}

.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;min-width:0;}
.nav-pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--body);
  white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.nav-pill i{font-size:13px;color:var(--muted);transition:color .18s ease;}
.nav-pill:hover{background:var(--grad-soft);color:var(--deep);}
.nav-pill:hover i{color:var(--violet);}
.nav-pill.active{
  background:linear-gradient(135deg,rgba(255,62,127,.13),rgba(122,77,255,.13));
  color:var(--deep);font-weight:700;
}
.nav-pill.active i{color:var(--brand);}

.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.search-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 18px;border-radius:999px;
  border:1.5px solid var(--line);background:#fff;
  font-size:14px;color:var(--muted);
  transition:border-color .18s ease,color .18s ease;
}
.search-pill:hover{border-color:var(--violet);color:var(--violet);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-weight:600;font-size:15px;
  box-shadow:0 8px 22px rgba(122,77,255,.24);
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.btn-brand:hover{filter:brightness(1.06);box-shadow:var(--sh3);transform:translateY(-2px);color:#fff;}
.btn-brand:active{transform:translateY(1px);}
.btn-brand:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px;}
.btn-brand.sm{height:44px;padding:0 22px;font-size:14.5px;}
.btn-brand.wide{width:100%;}

.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  background:#fff;border:1.5px solid var(--line);color:var(--ink);
  font-weight:600;font-size:15px;
  transition:border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-line:hover{border-color:var(--violet);color:var(--violet);transform:translateY(-2px);box-shadow:var(--sh1);}
.btn-line:active{transform:translateY(1px);}
.btn-line:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  background:transparent;border:1px solid rgba(255,255,255,.35);color:#fff;
  font-size:14.5px;font-weight:500;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);}
.mt-2{margin-top:14px;}

.menu-btn{
  display:none;width:44px;height:44px;border-radius:14px;
  border:1.5px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;font-size:17px;
}
.menu-btn:hover{border-color:var(--violet);color:var(--violet);}

.mnav{background:#fff;width:300px;}
.mnav .offcanvas-header{border-bottom:1px solid var(--line);}
.mnav .brand-text{font-size:17px;}
.mnav-link{
  display:flex;align-items:center;gap:10px;
  padding:13px 16px;border-radius:var(--r-md);
  font-size:15px;color:var(--body);font-weight:500;
  transition:background .18s ease,color .18s ease;
}
.mnav-link i{color:var(--muted);}
.mnav-link:hover{background:var(--grad-soft);color:var(--deep);}
.mnav-link.active{background:linear-gradient(135deg,rgba(255,62,127,.13),rgba(122,77,255,.13));color:var(--deep);font-weight:700;}

/* ============ 分类页 Hero ============ */
.cat-hero{padding:34px 0 0;}
.hero-card{
  position:relative;
  border-radius:var(--r-xl);
  border:1px solid var(--line);
  padding:44px 46px 40px;
  overflow:hidden;
  background-image:linear-gradient(135deg,rgba(255,255,255,.95) 0%,rgba(246,244,251,.88) 60%,rgba(255,255,255,.92) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  box-shadow:var(--sh1);
}
.hero-card::after{
  content:"";position:absolute;right:-70px;top:-70px;width:230px;height:230px;
  border-radius:50%;background:var(--grad-brand);opacity:.10;pointer-events:none;
}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap;}
.crumbs a{color:var(--muted);transition:color .18s ease;}
.crumbs a:hover{color:var(--violet);}
.crumbs span.sep{color:#C9C3DA;}
.crumbs .now{color:var(--muted);}

.hero-card h1{
  font-size:40px;font-weight:800;line-height:1.25;letter-spacing:-.01em;
  display:flex;flex-wrap:wrap;align-items:baseline;gap:14px;
}
.h1-brand{
  font-size:.5em;font-weight:600;color:var(--muted);letter-spacing:0;
  padding:6px 14px;border-radius:999px;
  background:var(--grad-badge);border:1px solid rgba(122,77,255,.16);
}
.hero-sub{margin-top:16px;font-size:16px;color:var(--body);max-width:760px;}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.stat-badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:999px;
  background:var(--grad-badge);border:1px solid rgba(122,77,255,.14);
}
.stat-badge i{color:var(--violet);font-size:13px;}
.stat-badge b{font-size:17px;font-weight:800;color:var(--ink);}
.stat-badge span{font-size:13px;color:var(--muted);}

/* ============ 通用板块 ============ */
.section{padding:72px 0 0;}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:30px;flex-wrap:wrap;
}
.sec-title{font-size:28px;font-weight:700;display:flex;align-items:center;gap:16px;line-height:1.35;}
.sec-title::before{
  content:"";width:4px;height:22px;border-radius:2px;
  background:var(--grad-brand);flex-shrink:0;
}
.sec-desc{font-size:14.5px;color:var(--muted);margin-top:10px;max-width:620px;}
.link-more{font-size:14px;color:var(--violet);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.link-more i{transition:transform .18s ease;}
.link-more:hover i{transform:translateX(4px);}

/* ============ 筛选胶囊 ============ */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:16px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh1);
  margin-bottom:28px;
}
.filter-pill{
  padding:9px 18px;border-radius:999px;
  border:1.5px solid var(--line);background:#fff;
  font-size:14px;font-weight:500;color:var(--body);
  transition:border-color .18s ease,color .18s ease,background .18s ease,box-shadow .18s ease;
}
.filter-pill:hover{border-color:var(--violet);color:var(--violet);}
.filter-pill.active{
  background:var(--grad-brand);border-color:transparent;color:#fff;font-weight:600;
  box-shadow:0 8px 20px rgba(122,77,255,.24);
}
.filter-pill:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px;}

/* ============ 场次大卡 ============ */
.ev-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.ev-card{
  display:grid;grid-template-columns:38% 1fr;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.ev-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);}
.ev-cover{position:relative;overflow:hidden;background:var(--grad-soft);}
.ev-cover img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .2s ease;}
.ev-card:hover .ev-cover img{transform:scale(1.04);}
.ev-time{
  position:absolute;left:12px;top:12px;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;
  background:rgba(20,16,42,.78);color:#fff;
  font-size:12.5px;font-weight:600;backdrop-filter:blur(4px);
}
.ev-time i{color:var(--amber);font-size:11px;}
.ev-body{padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;}
.ev-tag{
  align-self:flex-start;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;color:var(--deep);
  background:var(--grad-badge);
}
.ev-title{font-size:19px;font-weight:700;line-height:1.45;}
.ev-text{font-size:14.5px;color:var(--body);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.ev-meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:13px;color:var(--muted);}
.ev-meta i{margin-right:5px;color:#B9B2CE;}
.ev-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px;}
.btn-reserve{
  display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 18px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:13.5px;font-weight:600;
  transition:filter .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-reserve:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 12px 26px rgba(122,77,255,.22);}
.btn-reserve:active{transform:translateY(1px);}
.btn-reserve.done{background:#fff;border:1.5px solid var(--cyan);color:#12968B;}
.ev-num{font-size:13px;color:var(--muted);}
.ev-num b{color:var(--ink);font-weight:700;}

/* ============ 能力条 ============ */
.power-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
  padding:32px;border-radius:var(--r-xl);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--sh1);
}
.power-item{display:flex;gap:16px;align-items:flex-start;}
.power-num{
  font-size:30px;font-weight:800;line-height:1;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
  flex-shrink:0;
}
.power-item h3{font-size:16.5px;font-weight:700;margin-bottom:6px;}
.power-item p{font-size:14px;color:var(--muted);line-height:1.7;}

/* ============ 适用场景 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(122,77,255,.28);}
.scene-ico{
  width:48px;height:48px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:var(--grad-soft);color:var(--violet);font-size:19px;margin-bottom:16px;
}
.scene-card h3{font-size:18px;font-weight:700;margin-bottom:9px;}
.scene-card p{font-size:14.5px;color:var(--body);line-height:1.75;}

/* ============ 流程 ============ */
.flow-wrap{
  padding:36px 32px;border-radius:var(--r-xl);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--sh1);
}
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;position:relative;}
.flow::before{
  content:"";position:absolute;left:32px;right:32px;top:23px;height:2px;
  background:linear-gradient(90deg,rgba(255,62,127,.35),rgba(122,77,255,.35),rgba(34,211,197,.35));
}
.flow-item{position:relative;padding-top:0;}
.flow-dot{
  width:48px;height:48px;border-radius:50%;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;
  box-shadow:0 10px 24px rgba(122,77,255,.26);
  position:relative;z-index:1;margin-bottom:16px;
}
.flow-item h3{font-size:16.5px;font-weight:700;margin-bottom:8px;}
.flow-item p{font-size:14px;color:var(--muted);line-height:1.72;}

/* ============ 深色提醒块 ============ */
.subscribe-block{
  background:var(--grad-dark);
  border-radius:var(--r-xl);
  padding:44px 46px;
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
  border:1px solid rgba(255,255,255,.10);
}
.subscribe-block h2{color:#fff;font-size:28px;font-weight:700;line-height:1.35;}
.subscribe-block p{color:rgba(255,255,255,.72);font-size:14.5px;margin-top:12px;line-height:1.8;}
.sub-form{display:flex;flex-direction:column;gap:14px;}
.input-row{display:flex;gap:12px;flex-wrap:wrap;}
.input-row input{
  flex:1;min-width:200px;height:48px;border-radius:999px;
  border:1.5px solid transparent;background:#fff;padding:0 20px;
  font-size:14.5px;color:var(--ink);outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.input-row input::placeholder{color:#A9A2BD;}
.input-row input:focus{border-color:var(--violet);box-shadow:0 0 0 4px rgba(122,77,255,.18);}
.choice-group{display:flex;gap:10px;flex-wrap:wrap;}
.choice{
  padding:9px 18px;border-radius:999px;font-size:13.5px;font-weight:600;
  border:1px solid rgba(255,255,255,.28);color:rgba(255,255,255,.78);
  background:transparent;transition:all .18s ease;
}
.choice:hover{border-color:var(--cyan);color:var(--cyan);}
.choice.active{
  background:linear-gradient(135deg,#22D3C5,#7A4DFF);
  border-color:transparent;color:#fff;
  box-shadow:0 8px 20px rgba(34,211,197,.28);
}
.sub-note{font-size:13px;color:rgba(255,255,255,.6);line-height:1.7;}
.sub-check{display:flex;align-items:center;gap:9px;font-size:13px;color:rgba(255,255,255,.72);}
.sub-check input{width:16px;height:16px;accent-color:var(--cyan);}

/* ============ FAQ ============ */
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:#fff;margin-bottom:14px;overflow:hidden;box-shadow:var(--sh1);
}
.faq-acc .accordion-item:last-child{margin-bottom:0;}
.faq-acc .accordion-button{
  background:#fff;color:var(--ink);
  font-size:16.5px;font-weight:700;line-height:1.5;
  padding:20px 24px;box-shadow:none;border-radius:0;
  position:relative;
}
.faq-acc .accordion-button::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad-brand);opacity:0;transition:opacity .18s ease;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--deep);}
.faq-acc .accordion-button:not(.collapsed)::before{opacity:1;}
.faq-acc .accordion-button:focus{box-shadow:none;outline:none;}
.faq-acc .accordion-button:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:-3px;}
.faq-acc .accordion-button::after{
  content:"";width:16px;height:16px;
  background-image:linear-gradient(var(--violet),var(--violet)),linear-gradient(var(--violet),var(--violet));
  background-size:16px 2px,2px 16px;
  background-position:center,center;
  background-repeat:no-repeat;
  border-radius:2px;
  transition:transform .18s ease-out,background-size .18s ease-out;
  flex-shrink:0;margin-left:16px;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  transform:rotate(90deg);
  background-size:16px 2px,0 0;
}
.faq-acc .accordion-body{
  padding:0 24px 22px;font-size:15px;color:var(--body);line-height:1.9;
}

/* ============ 相邻分类 ============ */
.cat-links{display:flex;flex-wrap:wrap;gap:12px;}
.cat-chip{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:14.5px;font-weight:600;color:var(--ink);
  box-shadow:var(--sh1);
  transition:border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.cat-chip i{color:var(--violet);}
.cat-chip:hover{border-color:var(--violet);color:var(--violet);transform:translateY(-3px);box-shadow:var(--sh2);}

/* ============ CTA 条 ============ */
.cta-band{
  border-radius:var(--r-xl);
  background:var(--grad-brand);
  padding:48px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 20px 46px rgba(122,77,255,.26);
}
.cta-band h2{color:#fff;font-size:28px;font-weight:800;line-height:1.35;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15px;margin-top:10px;max-width:600px;}
.btn-on-grad{
  display:inline-flex;align-items:center;gap:9px;
  height:50px;padding:0 30px;border-radius:999px;
  background:#fff;color:var(--deep);font-weight:700;font-size:15.5px;
  transition:transform .18s ease,box-shadow .18s ease;
  box-shadow:0 10px 24px rgba(23,18,43,.18);
}
.btn-on-grad:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(23,18,43,.26);color:var(--deep);}
.btn-on-grad:active{transform:translateY(0);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:88px;
  background:var(--grad-dark);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-mark{width:32px;height:32px;}
.footer-about{font-size:14px;line-height:1.9;color:rgba(255,255,255,.68);}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  padding:5px 13px;border-radius:999px;font-size:12.5px;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.72);
}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-link{
  display:block;font-size:14px;color:rgba(255,255,255,.72);
  margin-bottom:12px;
  transition:color .18s ease,transform .18s ease;
}
.footer-link:hover{color:var(--cyan);transform:translateX(3px);}
.footer-contact p{font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.72);}
.footer-contact b{color:#fff;font-weight:600;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom .links a{color:rgba(255,255,255,.6);transition:color .18s ease;}
.footer-bottom .links a:hover{color:var(--cyan);}

/* ============ 移动端底栏 CTA ============ */
.mobile-cta{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
}
.mobile-cta .btn-brand{width:100%;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
}
@media (max-width:991px){
  .nav-links,.search-pill{display:none;}
  .menu-btn{display:inline-flex;}
  .header-actions .btn-brand{display:none;}
  .container{padding-left:20px;padding-right:20px;}
  .hero-card{padding:34px 28px 32px;}
  .hero-card h1{font-size:32px;}
  .h1-brand{font-size:.55em;}
  .section{padding:56px 0 0;}
  .sec-title{font-size:23px;}
  .ev-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
  .ev-card{grid-template-columns:1fr;}
  .ev-cover img{aspect-ratio:16/9;}
  .power-strip{grid-template-columns:repeat(2,minmax(0,1fr));padding:26px;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;}
  .flow::before{display:none;}
  .subscribe-block{grid-template-columns:1fr;padding:34px 28px;gap:26px;}
  .cta-band{padding:36px 28px;}
  .cta-band h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .mobile-cta{display:block;}
  body{padding-bottom:82px;}
}
@media (max-width:767px){
  .brand-text{font-size:16px;}
  .hero-card h1{font-size:28px;}
  .hero-card{padding:28px 22px 26px;}
  .badge-row{gap:10px;}
  .stat-badge{padding:8px 14px;}
  .stat-badge b{font-size:15.5px;}
  .ev-grid{grid-template-columns:1fr;}
  .power-strip{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .flow-wrap{padding:26px 22px;}
  .subscribe-block h2{font-size:22px;}
  .cta-band h2{font-size:21px;}
  .btn-on-grad{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px;}
  .hero-card h1{font-size:25px;}
  .h1-brand{font-size:.6em;padding:5px 11px;}
  .sec-title{font-size:21px;}
  .ev-body{padding:18px;}
  .ev-title{font-size:17.5px;}
  .filter-bar{padding:13px;gap:8px;}
  .filter-pill{padding:8px 14px;font-size:13px;}
  .subscribe-block{padding:26px 18px;}
  .input-row input{min-width:100%;}
  .cta-band{padding:28px 20px;}
  .faq-acc .accordion-button{font-size:15.5px;padding:17px 18px;}
  .faq-acc .accordion-body{padding:0 18px 18px;}
}

/* roulang page: category2 */
:root{
  --brand:#FF3E7F;
  --purple:#7A4DFF;
  --deep:#4B2AE0;
  --cyan:#22D3C5;
  --amber:#FFB020;
  --bg:#F6F4FB;
  --card:#FFFFFF;
  --dark:#14102A;
  --ink:#17122B;
  --text:#4A4360;
  --muted:#8B84A3;
  --line:#E6E2F0;
  --grad-brand:linear-gradient(135deg,#FF3E7F 0%,#7A4DFF 55%,#4B2AE0 100%);
  --grad-dark:linear-gradient(160deg,#1B1436 0%,#14102A 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,62,127,.08),rgba(122,77,255,.08));
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh1:0 2px 8px rgba(23,18,43,.06);
  --sh2:0 12px 32px rgba(23,18,43,.10);
  --sh3:0 18px 40px rgba(122,77,255,.16);
  --ease:all .18s ease-out;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:var(--ease)}
button{font-family:inherit}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35}
p{margin:0}
:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 顶部公告条 ============ */
.topbar{
  background:var(--dark);
  color:rgba(255,255,255,.86);
  font-size:13.5px;
  min-height:40px;
  display:flex;
  align-items:center;
}
.topbar .container{display:flex;align-items:center;gap:10px}
.topbar .dot{
  width:8px;height:8px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 0 4px rgba(34,211,197,.16);
  flex:0 0 8px;
}
.topbar strong{color:#fff;font-weight:600}
.topbar .topbar-link{margin-left:auto;color:var(--cyan);font-weight:600;white-space:nowrap}
.topbar .topbar-link:hover{color:#fff}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,251,.88);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:var(--ease);
}
.site-header.scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:var(--sh2);
}
.header-inner{display:flex;align-items:center;gap:14px;height:78px;transition:var(--ease)}
.site-header.scrolled .header-inner{height:70px}

.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  position:relative;width:32px;height:32px;border-radius:11px;
  background:var(--grad-brand);
  box-shadow:0 6px 16px rgba(122,77,255,.30);
  flex:0 0 32px;
}
.brand-mark::before{
  content:"";position:absolute;right:6px;top:6px;width:12px;height:12px;
  border-radius:4px;background:rgba(255,255,255,.92);
}
.brand-mark::after{
  content:"";position:absolute;left:7px;bottom:7px;width:10px;height:10px;
  border-radius:3px;background:var(--cyan);
}
.brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}

.nav-links{display:flex;align-items:center;gap:6px;margin-left:14px}
.nav-pill{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;color:var(--text);white-space:nowrap;
  transition:var(--ease);
}
.nav-pill i{font-size:13px;color:var(--muted);transition:var(--ease)}
.nav-pill:hover{background:rgba(122,77,255,.08);color:var(--purple)}
.nav-pill:hover i{color:var(--purple)}
.nav-pill.active{
  background:linear-gradient(135deg,rgba(255,62,127,.12),rgba(122,77,255,.14));
  color:var(--deep);font-weight:600;
}
.nav-pill.active i{color:var(--brand)}
.nav-pill.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  border-radius:2px;background:var(--grad-brand);
}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 18px;border-radius:999px;
  background:#fff;border:1.5px solid var(--line);
  color:var(--muted);font-size:14px;cursor:pointer;
  transition:var(--ease);
}
.search-pill:hover{border-color:var(--purple);color:var(--purple)}
.search-pill i{font-size:13px}

.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;border:0;
  background:var(--grad-brand);
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.01em;
  box-shadow:0 8px 20px rgba(122,77,255,.24);
  cursor:pointer;transition:var(--ease);
  background-size:150% 150%;
}
.btn-brand:hover{
  color:#fff;filter:brightness(1.06);
  background-position:100% 50%;
  box-shadow:var(--sh3);
  transform:translateY(-1px);
}
.btn-brand:active{transform:translateY(1px);box-shadow:var(--sh1)}
.btn-brand:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px}

.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  background:#fff;border:1.5px solid var(--line);
  color:var(--ink);font-size:15px;font-weight:600;
  transition:var(--ease);cursor:pointer;
}
.btn-outline:hover{border-color:var(--purple);color:var(--purple);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(1px)}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  background:transparent;border:1px solid rgba(255,255,255,.35);
  color:#fff;font-size:14.5px;font-weight:600;transition:var(--ease);
}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);color:#fff}

.nav-toggle{
  display:none;width:44px;height:44px;border-radius:999px;
  background:#fff;border:1.5px solid var(--line);color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;transition:var(--ease);
}
.nav-toggle:hover{border-color:var(--purple);color:var(--purple)}

/* 移动端抽屉 */
.offcanvas{border:0;background:var(--bg)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:17px;font-weight:800;color:var(--ink)}
.drawer-links{display:flex;flex-direction:column;gap:8px;padding:18px}
.drawer-links a{
  display:flex;align-items:center;gap:10px;
  padding:14px 16px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);
  font-size:15px;color:var(--ink);font-weight:600;
}
.drawer-links a.active{
  background:linear-gradient(135deg,rgba(255,62,127,.10),rgba(122,77,255,.12));
  border-color:rgba(122,77,255,.35);color:var(--deep);
}
.drawer-links a i{color:var(--purple)}

/* ============ 页面横幅 ============ */
.page-banner{
  position:relative;overflow:hidden;
  padding:58px 0 52px;
  background-image:linear-gradient(135deg,rgba(255,62,127,.10),rgba(122,77,255,.14)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(246,244,251,.94) 0%,rgba(246,244,251,.78) 52%,rgba(246,244,251,.42) 100%);
}
.page-banner .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:16px;flex-wrap:wrap}
.crumb a:hover{color:var(--purple)}
.crumb .sep{opacity:.6}
.crumb .current{color:var(--ink);font-weight:600}
.page-title{
  font-size:42px;font-weight:800;letter-spacing:-.01em;
  max-width:760px;margin-bottom:14px;
}
.page-title .hl{
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-sub{font-size:16px;color:var(--text);max-width:720px;line-height:1.8}

/* ============ 通用板块 ============ */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.section-title{
  position:relative;font-size:28px;font-weight:700;padding-left:20px;
  letter-spacing:-.01em;
}
.section-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:4px;background:var(--grad-brand);
}
.section-desc{font-size:14.5px;color:var(--muted);max-width:520px}
.section-head .more{
  margin-left:auto;font-size:14.5px;font-weight:600;color:var(--purple);
  display:inline-flex;align-items:center;gap:6px;
}
.section-head .more:hover{color:var(--brand);gap:10px}

/* ============ 主体布局：左导航 + 右列表 ============ */
.content-grid{
  display:grid;grid-template-columns:264px minmax(0,1fr);gap:32px;
  align-items:start;
}
.side-card{
  position:sticky;top:104px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:18px;box-shadow:var(--sh1);
}
.side-card h3{
  font-size:14px;font-weight:700;color:var(--muted);
  padding:4px 12px 12px;letter-spacing:.02em;
}
.side-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:12px 14px 12px 20px;border-radius:14px;
  font-size:14.5px;color:var(--text);transition:var(--ease);
}
.side-link i{font-size:13px;color:var(--muted);transition:var(--ease)}
.side-link::before{
  content:"";position:absolute;left:8px;top:50%;
  width:4px;height:18px;border-radius:4px;background:var(--grad-brand);
  transform:translateY(-50%) scaleY(0);transform-origin:center;transition:var(--ease);
}
.side-link:hover{background:rgba(122,77,255,.08);color:var(--purple)}
.side-link:hover i{color:var(--purple)}
.side-link.active{
  background:linear-gradient(135deg,rgba(255,62,127,.10),rgba(122,77,255,.12));
  color:var(--deep);font-weight:600;
}
.side-link.active i{color:var(--brand)}
.side-link.active::before{transform:translateY(-50%) scaleY(1)}

.side-note{
  margin-top:14px;padding:16px;border-radius:var(--r-md);
  background:var(--grad-soft);border:1px solid rgba(122,77,255,.14);
}
.side-note p{font-size:13.5px;color:var(--text);line-height:1.75}
.side-note .mini-cta{
  display:inline-flex;align-items:center;gap:6px;margin-top:10px;
  font-size:13.5px;font-weight:600;color:var(--deep);
}
.side-note .mini-cta:hover{color:var(--brand);gap:10px}

/* ============ 筛选胶囊 ============ */
.filter-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:14px 18px;margin-bottom:22px;box-shadow:var(--sh1);
}
.filter-bar .label{font-size:13.5px;color:var(--muted);margin-right:4px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:999px;border:1.5px solid var(--line);
  background:#fff;font-size:14px;color:var(--text);
  cursor:pointer;transition:var(--ease);
}
.chip:hover{border-color:var(--purple);color:var(--purple)}
.chip.active{
  background:var(--grad-brand);border-color:transparent;color:#fff;font-weight:600;
  box-shadow:0 8px 18px rgba(122,77,255,.22);
}
.filter-bar .count{margin-left:auto;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ============ 资讯横向卡 ============ */
.news-list{display:flex;flex-direction:column;gap:16px}
.news-card{
  display:flex;gap:20px;padding:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  transition:var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(122,77,255,.28)}
.news-thumb{
  position:relative;flex:0 0 168px;width:168px;aspect-ratio:4/3;
  border-radius:var(--r-md);overflow:hidden;background:var(--grad-brand);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.thumb-fallback{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:40px;font-weight:800;color:rgba(255,255,255,.32);
}
.badge-cat{
  position:absolute;left:10px;top:10px;
  padding:4px 12px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:12px;font-weight:600;
  box-shadow:0 4px 12px rgba(23,18,43,.18);
}
.news-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:8px}
.news-title{font-size:19px;font-weight:700;letter-spacing:-.01em}
.news-title a{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-card:hover .news-title a{color:var(--deep)}
.news-sum{
  font-size:14.5px;line-height:1.7;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:auto;font-size:13px;color:var(--muted);
}
.news-meta .num{font-variant-numeric:tabular-nums;font-weight:600;color:var(--deep)}
.news-meta .arrow{margin-left:auto;color:var(--purple);transition:var(--ease)}
.news-card:hover .news-meta .arrow{transform:translateX(5px);color:var(--brand)}

/* ============ 深色流程区 ============ */
.dark-block{
  position:relative;overflow:hidden;
  background-image:var(--grad-dark);
  background-size:cover;
  border-radius:var(--r-xl);
  padding:48px 44px;
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.72);
}
.dark-block::before{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;
  border-radius:50%;background:radial-gradient(circle,rgba(122,77,255,.34),transparent 68%);
}
.dark-block::after{
  content:"";position:absolute;left:-60px;bottom:-100px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,62,127,.20),transparent 68%);
}
.dark-block > *{position:relative;z-index:2}
.dark-block h2{color:#fff;font-size:28px;font-weight:700;padding-left:20px;position:relative;margin-bottom:14px}
.dark-block h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:4px;background:var(--grad-brand);
}
.dark-block .lead{font-size:15px;color:rgba(255,255,255,.72);max-width:660px;margin-bottom:30px}
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.flow-item{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-lg);
  padding:22px 20px;
  transition:var(--ease);
}
.flow-item:hover{background:rgba(255,255,255,.09);transform:translateY(-4px)}
.flow-item .step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:12px;
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:700;
  margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.flow-item h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:8px}
.flow-item p{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.70)}

/* ============ 数据徽章行 ============ */
.stat-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.stat-chip{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,rgba(34,211,197,.16),rgba(122,77,255,.16));
  border:1px solid rgba(122,77,255,.18);
}
.stat-chip i{color:var(--deep);font-size:14px}
.stat-chip .val{font-size:17px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
.stat-chip .lab{font-size:13px;color:var(--muted)}

/* ============ 要点区（非对称） ============ */
.points-wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:24px}
.point-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:32px;box-shadow:var(--sh1);position:relative;overflow:hidden;
}
.point-main::after{
  content:"";position:absolute;right:-40px;bottom:-40px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,62,127,.12),transparent 70%);
}
.point-main h3{font-size:20px;font-weight:700;margin-bottom:12px}
.point-main p{font-size:15px;line-height:1.85}
.point-list{display:flex;flex-direction:column;gap:16px}
.point-item{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh1);transition:var(--ease);
}
.point-item:hover{transform:translateY(-4px);box-shadow:var(--sh3)}
.point-num{
  flex:0 0 40px;width:40px;height:40px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--grad-soft);color:var(--deep);border:1px solid rgba(122,77,255,.18);
}
.point-item h4{font-size:16.5px;font-weight:700;margin-bottom:6px}
.point-item p{font-size:14px;line-height:1.7;color:var(--text)}

/* ============ 适用场景 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh1);transition:var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh3)}
.scene-icon{
  width:48px;height:48px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:var(--grad-soft);color:var(--deep);font-size:20px;margin-bottom:16px;
  border:1px solid rgba(122,77,255,.16);
}
.scene-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.scene-card p{font-size:14.5px;line-height:1.78}
.scene-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;font-size:12.5px;
  background:rgba(122,77,255,.09);color:var(--deep);
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  overflow:hidden;position:relative;transition:var(--ease);
}
.faq-card:hover{border-color:rgba(122,77,255,.28);box-shadow:var(--sh2)}
.faq-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad-brand);transform:scaleY(0);transform-origin:top;transition:var(--ease);
}
.faq-card:has(.faq-q[aria-expanded="true"])::before{transform:scaleY(1)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:22px 24px;background:transparent;border:0;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);cursor:pointer;transition:var(--ease);
}
.faq-q:not(.collapsed){color:var(--deep)}
.faq-q:hover{color:var(--purple)}
.faq-icon{position:relative;flex:0 0 16px;width:16px;height:16px;margin-left:auto}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--purple);border-radius:2px;
  transition:transform .18s ease-out,opacity .18s ease-out;
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:rotate(90deg) scaleY(0);opacity:0}
.faq-a{padding:0 24px 24px 60px;font-size:14.8px;line-height:1.85;color:var(--text)}
.collapsing{transition:height .18s ease-out}

/* ============ 订阅表单 ============ */
.subscribe-block{
  background-image:var(--grad-dark);
  border-radius:var(--r-xl);padding:46px 44px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:36px;
  align-items:center;border:1px solid rgba(255,255,255,.10);
  position:relative;overflow:hidden;
}
.subscribe-block::before{
  content:"";position:absolute;left:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(122,77,255,.30),transparent 70%);
}
.subscribe-block > *{position:relative;z-index:2}
.subscribe-block h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:12px;padding-left:20px;position:relative}
.subscribe-block h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:4px;background:var(--grad-brand);
}
.subscribe-block p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.8}
.field-row{display:flex;gap:12px;flex-wrap:wrap}
.field-row input[type=text]{
  flex:1 1 220px;height:48px;border-radius:999px;border:1.5px solid transparent;
  background:#fff;padding:0 22px;font-size:15px;color:var(--ink);
  transition:var(--ease);
}
.field-row input[type=text]::placeholder{color:var(--muted)}
.field-row input[type=text]:focus{outline:none;border-color:var(--purple);box-shadow:0 0 0 4px rgba(122,77,255,.16)}
.radio-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.radio-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;cursor:pointer;
  border:1.5px solid rgba(255,255,255,.28);color:rgba(255,255,255,.80);
  font-size:14px;transition:var(--ease);
}
.radio-pill input{display:none}
.radio-pill:hover{border-color:rgba(255,255,255,.6);color:#fff}
.radio-pill.checked{
  background:linear-gradient(135deg,#22D3C5,#7A4DFF);
  border-color:transparent;color:#fff;font-weight:600;
}
.form-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.60)}
.form-check-row{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:13.5px;color:rgba(255,255,255,.72)}
.form-check-row input{width:16px;height:16px;accent-color:#22D3C5}
.form-error{
  margin-top:12px;font-size:13px;color:#FF3E7F;
  border:1.5px solid rgba(255,62,127,.6);border-radius:12px;padding:10px 14px;
  background:rgba(255,62,127,.10);display:none;
}
.form-error.show{display:block}

/* ============ 底部 CTA ============ */
.cta-band{
  background:var(--grad-brand);
  border-radius:var(--r-xl);
  padding:46px 40px;
  display:flex;align-items:center;gap:28px;flex-wrap:wrap;
  box-shadow:0 20px 44px rgba(122,77,255,.22);
}
.cta-band h2{color:#fff;font-size:27px;font-weight:800;letter-spacing:-.01em}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;margin-top:8px}
.cta-band .btn-white{
  margin-left:auto;display:inline-flex;align-items:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;background:#fff;border:0;
  color:var(--deep);font-size:15px;font-weight:700;transition:var(--ease);
  box-shadow:0 10px 24px rgba(23,18,43,.16);
}
.cta-band .btn-white:hover{transform:translateY(-2px);color:var(--brand);box-shadow:0 16px 32px rgba(23,18,43,.22)}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);margin-top:80px;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand .brand-text{color:#fff;font-size:18px;font-weight:800}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66)}
.footer-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.footer-tags span{
  font-size:12.5px;padding:4px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.72);
}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:6px 0;transition:var(--ease)}
.footer-link:hover{color:var(--cyan);transform:translateX(3px)}
.footer-contact p{font-size:14px;margin-bottom:8px;color:rgba(255,255,255,.72)}
.footer-contact b{color:#fff;font-weight:600}
.mt-2{margin-top:14px}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.10);
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.58);
}
.footer-bottom .links{margin-left:auto;display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom .links a:hover{color:var(--cyan)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .page-title{font-size:36px}
}
@media (max-width:991.98px){
  .content-grid{grid-template-columns:1fr;gap:24px}
  .side-card{position:static;top:auto}
  .side-card .side-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .points-wrap{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .subscribe-block{grid-template-columns:1fr;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:64px 0}
}
@media (max-width:767.98px){
  .search-pill{display:none}
  .header-inner{height:70px}
  .brand-text{font-size:16px}
  .page-title{font-size:30px}
  .page-banner{padding:44px 0 40px}
  .news-card{flex-direction:column;gap:14px}
  .news-thumb{flex:0 0 auto;width:100%;aspect-ratio:16/9}
  .news-title a{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .dark-block{padding:36px 24px}
  .flow-grid{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .cta-band{padding:34px 24px}
  .cta-band .btn-white{margin-left:0;width:100%;justify-content:center}
  .faq-a{padding:0 20px 22px 20px}
  .faq-q{padding:18px 20px;font-size:16px}
  .section-title{font-size:22px}
  .dark-block h2,.subscribe-block h2,.cta-band h2{font-size:22px}
  .stat-chip .val{font-size:16px}
}
@media (max-width:575.98px){
  .container{padding:0 16px}
  .btn-brand{padding:0 18px;font-size:14px}
  .header-actions{gap:8px}
  .side-card .side-links{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom .links{margin-left:0}
  .page-title{font-size:27px}
  .point-main{padding:24px}
}

/* roulang page: article */
:root{
  --pink:#FF3E7F;
  --violet:#7A4DFF;
  --deep:#4B2AE0;
  --cyan:#22D3C5;
  --amber:#FFB020;
  --bg:#F6F4FB;
  --card:#FFFFFF;
  --dark:#14102A;
  --dark-2:#1B1436;
  --ink:#17122B;
  --body:#4A4360;
  --muted:#8B84A3;
  --line:#E6E2F0;
  --grad-brand:linear-gradient(135deg,#FF3E7F 0%,#7A4DFF 55%,#4B2AE0 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,62,127,.08),rgba(122,77,255,.08));
  --grad-dark:linear-gradient(160deg,#1B1436,#14102A);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh1:0 2px 8px rgba(23,18,43,.06);
  --sh2:0 12px 32px rgba(23,18,43,.10);
  --sh3:0 18px 40px rgba(122,77,255,.16);
  --ease:all .2s ease;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--bg);
  color:var(--body);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:var(--ease);}
button,input,select{font-family:inherit;}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;letter-spacing:-0.01em;}
p{margin:0 0 1em;}
:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px;border-radius:8px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:var(--ease);
}
.site-header.scrolled{box-shadow:var(--sh2);border-bottom-color:var(--line);}
.nav-shell{display:flex;align-items:center;gap:18px;min-height:76px;transition:var(--ease);}
.site-header.scrolled .nav-shell{min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad-brand);
  box-shadow:0 6px 18px rgba(122,77,255,.35);position:relative;overflow:hidden;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;right:-6px;bottom:-6px;width:20px;height:20px;
  background:rgba(255,255,255,.35);border-radius:6px;transform:rotate(45deg);
}
.brand-text{font-size:17.5px;font-weight:800;color:var(--ink);letter-spacing:-0.02em;white-space:nowrap;}
.nav-collapse{display:flex;align-items:center;flex:1;gap:14px;min-width:0;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:6px;flex-wrap:wrap;}
.nav-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 15px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--body);
  background:transparent;position:relative;white-space:nowrap;
}
.nav-pill i{font-size:13px;color:var(--violet);transition:var(--ease);}
.nav-pill:hover{background:rgba(122,77,255,.08);color:var(--violet);transform:translateY(-1px);}
.nav-pill.active{background:linear-gradient(135deg,rgba(255,62,127,.14),rgba(122,77,255,.14));color:var(--ink);}
.nav-pill.active i{color:var(--pink);}
.nav-pill.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
  border-radius:2px;background:var(--grad-brand);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-pill{
  display:inline-flex;align-items:center;gap:9px;height:44px;padding:0 18px;
  border:1.5px solid var(--line);border-radius:999px;background:#fff;
  font-size:14px;font-weight:600;color:var(--body);
}
.search-pill i{font-size:13px;color:var(--violet);}
.search-pill:hover{border-color:var(--violet);color:var(--violet);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;border:none;
  background:var(--grad-brand);background-size:160% 160%;
  color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 10px 24px rgba(122,77,255,.28);cursor:pointer;
}
.btn-brand:hover{transform:translateY(-2px);color:#fff;filter:brightness(1.06);box-shadow:var(--sh3);background-position:100% 0;}
.btn-brand:active{transform:translateY(1px);}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:14px;
  border:1.5px solid var(--line);background:#fff;color:var(--ink);font-size:16px;
}

/* ---------- 面包屑与文章头 ---------- */
.article-head{
  padding:38px 0 34px;
  background-image:
    linear-gradient(135deg,rgba(255,255,255,.93),rgba(246,244,251,.95)),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb-trail{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:18px;}
.breadcrumb-trail a{color:var(--violet);font-weight:600;}
.breadcrumb-trail a:hover{color:var(--pink);}
.breadcrumb-trail .sep{color:#C9C3DC;}
.crumb-current{color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;max-width:520px;}
.cat-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;background:var(--grad-brand);
  color:#fff;font-size:12.5px;font-weight:500;letter-spacing:.01em;
}
.article-title{
  font-size:clamp(26px,3.2vw,38px);font-weight:800;line-height:1.3;
  letter-spacing:-0.01em;margin:16px 0 18px;max-width:920px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);}
.article-meta span{display:inline-flex;align-items:center;}
.article-meta i{margin-right:7px;color:var(--violet);font-size:13px;}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFC9DF;display:inline-block;}

/* ---------- 正文布局 ---------- */
.article-section{padding:48px 0 24px;}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 344px;gap:40px;align-items:start;}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:38px 40px;box-shadow:var(--sh1);
}
.article-body{font-size:16px;line-height:1.9;color:var(--body);max-width:800px;}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  font-size:1.5rem;font-weight:700;color:var(--ink);
  margin:2em 0 .85em;padding-left:18px;position:relative;line-height:1.5;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:1.05em;
  border-radius:2px;background:var(--grad-brand);
}
.article-body h3{font-size:1.2rem;font-weight:700;color:var(--ink);margin:1.7em 0 .6em;}
.article-body h4{font-size:1.05rem;font-weight:700;color:var(--ink);margin:1.4em 0 .5em;}
.article-body img{border-radius:var(--r-md);box-shadow:var(--sh2);margin:1.4em 0;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:4px solid var(--pink);
  background:var(--grad-soft);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul,.article-body ol{padding-left:1.45em;margin:0 0 1.4em;}
.article-body li{margin:.45em 0;}
.article-body a{color:var(--violet);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--pink);}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:1.5em 0;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;font-size:15px;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;}
.article-body thead th{background:#F6F4FB;color:var(--ink);font-weight:700;}
.article-body tbody tr:nth-child(even){background:#FBFAFE;}
.article-body tbody tr:last-child td{border-bottom:none;}
.article-body pre{
  background:var(--dark);color:var(--cyan);padding:18px 20px;border-radius:12px;
  overflow:auto;font-size:14px;line-height:1.75;margin:1.5em 0;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.92em;background:rgba(122,77,255,.08);color:var(--deep);
  padding:2px 6px;border-radius:6px;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.empty-state{
  text-align:center;padding:52px 24px;border-radius:var(--r-lg);
  background:var(--grad-soft);border:1px dashed var(--line);
}
.empty-state i{font-size:34px;color:var(--violet);margin-bottom:16px;display:block;}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;background:#fff;
  border:1.5px solid var(--line);color:var(--ink);font-size:14.5px;font-weight:600;
}
.btn-outline:hover{border-color:var(--violet);color:var(--violet);transform:translateY(-2px);box-shadow:var(--sh1);}
.btn-outline.w-full{width:100%;margin-top:14px;}

/* ---------- 标签与相邻内容 ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:28px 0 8px;}
.tag-row .tag-label{font-size:13.5px;color:var(--muted);margin-right:4px;}
.tag-chip{
  padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--body);
}
.tag-chip:hover{border-color:var(--violet);color:var(--violet);background:rgba(122,77,255,.06);transform:translateY(-2px);}
.prev-next{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:26px;}
.pn-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh1);
}
.pn-card:hover{transform:translateY(-3px);box-shadow:var(--sh2);border-color:rgba(122,77,255,.35);}
.pn-label{font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:8px;}
.pn-label i{color:var(--violet);}
.pn-title{font-size:15.5px;font-weight:700;color:var(--ink);margin-top:8px;line-height:1.6;}

/* ---------- 侧栏 ---------- */
.article-side{position:relative;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh1);margin-bottom:20px;
}
.sticky-card{position:sticky;top:100px;}
.side-title{
  font-size:15px;font-weight:700;color:var(--ink);margin:0 0 16px;
  padding-left:12px;position:relative;
}
.side-title::before{
  content:"";position:absolute;left:0;top:3px;width:4px;height:16px;
  border-radius:2px;background:var(--grad-brand);
}
.side-nav-link{
  display:block;padding:10px 14px;border-radius:12px;font-size:14px;
  color:var(--body);font-weight:500;margin-bottom:4px;position:relative;
}
.side-nav-link:hover{background:#F6F4FB;color:var(--violet);}
.side-nav-link.is-active{
  background:linear-gradient(90deg,rgba(255,62,127,.14),rgba(122,77,255,.06));
  color:var(--deep);font-weight:700;
}
.side-nav-link.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:2px;
  background:var(--grad-brand);
}
.rec-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);}
.rec-item:last-child{border-bottom:none;padding-bottom:0;}
.rec-item:first-child{padding-top:0;}
.rec-thumb{width:76px;height:56px;border-radius:12px;object-fit:cover;flex-shrink:0;background:var(--grad-brand);}
.rec-title{
  font-size:14px;font-weight:600;color:var(--ink);line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-item:hover .rec-title{color:var(--violet);}
.rec-meta{font-size:12px;color:var(--muted);margin-top:5px;}

/* ---------- 相关推荐 ---------- */
.related-section{padding:24px 0 8px;}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:26px;}
.section-title{font-size:26px;font-weight:700;padding-left:16px;position:relative;}
.section-title::before{
  content:"";position:absolute;left:0;top:5px;width:4px;height:22px;
  border-radius:2px;background:var(--grad-brand);
}
.section-more{font-size:14px;font-weight:600;color:var(--violet);display:inline-flex;align-items:center;gap:6px;}
.section-more:hover{color:var(--pink);gap:10px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card-soft{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh1);
}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--sh3);}
.thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grad-brand);}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card-soft:hover .thumb img{transform:scale(1.04);}
.badge-cat{
  position:absolute;left:12px;top:12px;z-index:2;
  padding:6px 13px;border-radius:999px;background:var(--grad-brand);
  color:#fff;font-size:12px;font-weight:500;
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{
  font-size:18px;font-weight:700;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-soft:hover .card-title{color:var(--violet);}
.card-text{
  font-size:14.5px;color:var(--body);line-height:1.72;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);}
.card-foot i{color:var(--violet);transition:var(--ease);}
.card-soft:hover .card-foot i{transform:translateX(4px);}

/* ---------- 底部 CTA ---------- */
.cta-wrap{padding:56px 0 8px;}
.cta-band{
  background:var(--grad-brand);background-size:150% 150%;
  border-radius:var(--r-xl);padding:44px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:0 24px 50px rgba(122,77,255,.24);color:#fff;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15px;margin:0;max-width:560px;}
.btn-light{
  display:inline-flex;align-items:center;gap:8px;height:50px;padding:0 26px;
  border-radius:999px;background:#fff;color:var(--deep);font-size:15px;font-weight:700;
  box-shadow:0 12px 26px rgba(20,16,42,.18);white-space:nowrap;
}
.btn-light:hover{transform:translateY(-3px);color:var(--pink);box-shadow:0 18px 34px rgba(20,16,42,.26);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--grad-dark);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:80px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:800;}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.footer-tags span{font-size:12.5px;padding:5px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.16);}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-link{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:6px 0;}
.footer-link:hover{color:var(--cyan);transform:translateX(3px);}
.footer-contact p{font-size:14px;margin-bottom:8px;}
.footer-contact b{color:#fff;font-weight:600;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;
  border-radius:999px;border:1px solid rgba(255,255,255,.35);color:#fff;
  font-size:14px;font-weight:600;margin-top:12px;
}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.10);font-size:13px;
}
.footer-bottom .links a{color:rgba(255,255,255,.72);margin-left:18px;}
.footer-bottom .links a:hover{color:var(--cyan);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-pill{padding:9px 12px;font-size:14px;}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-collapse{
    position:absolute;left:0;right:0;top:100%;display:none;
    flex-direction:column;align-items:stretch;gap:12px;
    background:#fff;padding:18px 24px 24px;box-shadow:var(--sh2);
    border-top:1px solid var(--line);
  }
  .nav-collapse.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;margin-left:0;gap:4px;}
  .nav-pill{justify-content:flex-start;padding:12px 14px;}
  .nav-pill.active::after{display:none;}
  .nav-actions{margin-left:0;flex-direction:column;align-items:stretch;gap:10px;}
  .search-pill,.btn-brand{width:100%;justify-content:center;}
  .site-header{position:sticky;}
  .article-grid{grid-template-columns:1fr;gap:28px;}
  .sticky-card{position:static;}
  .article-card{padding:28px 24px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 28px;}
}
@media (max-width:767px){
  .article-head{padding:28px 0 26px;}
  .crumb-current{max-width:100%;}
  .prev-next{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .section-title{font-size:22px;}
  .cta-band h2{font-size:23px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .article-card{padding:22px 18px;}
  .article-title{font-size:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .footer-bottom .links a{margin-left:0;margin-right:16px;}
}

/* roulang page: category3 */
:root{
  --brand:#FF3E7F;
  --purple:#7A4DFF;
  --cyan:#22D3C5;
  --warn:#FFB020;
  --bg:#F6F4FB;
  --card:#FFFFFF;
  --dark:#14102A;
  --dark-2:#1B1436;
  --text:#17122B;
  --text-2:#4A4360;
  --muted:#8B84A3;
  --line:#E6E2F0;
  --line-dark:rgba(255,255,255,.10);
  --grad-brand:linear-gradient(135deg,#FF3E7F 0%,#7A4DFF 55%,#4B2AE0 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,62,127,.08),rgba(122,77,255,.08));
  --grad-dark:linear-gradient(160deg,#1B1436 0%,#14102A 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 2px 8px rgba(23,18,43,.06);
  --sh-2:0 12px 32px rgba(23,18,43,.10);
  --sh-3:0 18px 40px rgba(122,77,255,.16);
  --ease:.18s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text-2);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color var(--ease),background var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ================= Header ================= */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease),padding var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2);background:#fff}
.header-inner{display:flex;align-items:center;gap:20px;min-height:76px;transition:min-height var(--ease)}
.site-header.is-scrolled .header-inner{min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad-brand);
  position:relative;flex:0 0 auto;box-shadow:0 6px 16px rgba(122,77,255,.30);
}
.brand-mark::after{
  content:"";position:absolute;right:7px;top:7px;width:13px;height:13px;
  background:rgba(255,255,255,.9);border-radius:3px;
  clip-path:polygon(0 0,100% 0,100% 100%);
}
.brand-text{font-size:18px;font-weight:800;color:var(--text);letter-spacing:-.01em;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1 1 auto;flex-wrap:nowrap}
.nav-pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 15px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text-2);
  position:relative;white-space:nowrap;transition:color var(--ease),background var(--ease);
}
.nav-pill i{font-size:13px;color:var(--purple);opacity:.85}
.nav-pill:hover{color:var(--purple);background:linear-gradient(135deg,rgba(255,62,127,.08),rgba(122,77,255,.10))}
.nav-pill.active{color:var(--text);font-weight:700}
.nav-pill.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:3px;height:3px;
  border-radius:999px;background:var(--grad-brand);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.search-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 20px;border-radius:999px;
  background:#fff;border:1.5px solid var(--line);
  color:var(--text);font-size:14px;font-weight:500;cursor:pointer;
  transition:border-color var(--ease),color var(--ease),box-shadow var(--ease);
}
.search-pill:hover{border-color:var(--purple);color:var(--purple);box-shadow:var(--sh-1)}
.search-pill:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;border:none;
  background:var(--grad-brand);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 8px 20px rgba(122,77,255,.24);cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),gap var(--ease);
}
.btn-main:hover{color:#fff;filter:brightness(1.06);box-shadow:var(--sh-3);transform:translateY(-2px);gap:12px}
.btn-main:active{transform:translateY(1px)}
.btn-main:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px}
.btn-main.lg{height:48px;padding:0 28px}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;
  background:#fff;border:1.5px solid var(--line);color:var(--text);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:border-color var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-line:hover{border-color:var(--purple);color:var(--purple);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-line:active{transform:translateY(1px)}
.btn-line:focus-visible{outline:3px solid rgba(34,211,197,.45);outline-offset:2px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  background:transparent;border:1px solid rgba(255,255,255,.35);
  color:#fff;font-size:15px;font-weight:600;cursor:pointer;
  transition:border-color var(--ease),background var(--ease),transform var(--ease);
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(34,211,197,.08);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:999px;
  background:#fff;border:1.5px solid var(--line);color:var(--text);
  align-items:center;justify-content:center;cursor:pointer;
  transition:border-color var(--ease),color var(--ease);
}
.menu-toggle:hover{border-color:var(--purple);color:var(--purple)}

/* ================= Hero ================= */
.page-hero{
  position:relative;overflow:hidden;
  padding:52px 0 56px;
  background-image:linear-gradient(135deg,rgba(255,62,127,.86) 0%,rgba(122,77,255,.82) 52%,rgba(75,42,224,.88) 100%),url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:auto -80px -140px auto;width:420px;height:420px;
  background:radial-gradient(circle,rgba(34,211,197,.35),transparent 65%);
  border-radius:50%;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.78);margin-bottom:20px;flex-wrap:wrap}
.crumbs a{color:rgba(255,255,255,.78)}
.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs .sep{opacity:.6}
.crumbs .current{color:#fff;font-weight:600}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.30);
  color:#fff;font-size:13px;font-weight:600;margin-bottom:18px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(34,211,197,.25)}
.page-hero h1{
  color:#fff;font-size:42px;line-height:1.25;font-weight:800;
  letter-spacing:-.01em;max-width:820px;margin-bottom:16px;
}
.page-hero .hero-sub{
  color:rgba(255,255,255,.86);font-size:17px;line-height:1.8;
  max-width:720px;margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-actions .btn-line{background:rgba(255,255,255,.96);border-color:transparent}

/* ================= Sections ================= */
.section{padding:72px 0}
.section.tight{padding:56px 0}
.section-head{margin-bottom:36px;max-width:760px}
.section-head h2{
  font-size:29px;line-height:1.35;font-weight:700;
  padding-left:18px;position:relative;margin-bottom:12px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  border-radius:999px;background:var(--grad-brand);
}
.section-head p{color:var(--muted);font-size:15px;margin:0}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center h2{padding-left:0}
.section-head.center h2::before{display:none}

/* 时间轴 */
.route-wrap{position:relative;padding-left:0}
.timeline{position:relative}
.timeline::before{
  content:"";position:absolute;left:21px;top:14px;bottom:14px;width:3px;
  background:var(--grad-brand);border-radius:999px;opacity:.9;
}
.tl-item{position:relative;padding-left:72px;margin-bottom:22px}
.tl-item:last-child{margin-bottom:0}
.tl-dot{
  position:absolute;left:0;top:6px;width:44px;height:44px;border-radius:50%;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
  border:3px solid #fff;box-shadow:0 10px 22px rgba(122,77,255,.28);
  z-index:2;
}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 24px;box-shadow:var(--sh-1);
  display:flex;gap:20px;align-items:flex-start;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(122,77,255,.35)}
.tl-body{flex:1 1 auto;min-width:0}
.tl-card h3{font-size:19px;line-height:1.5;margin-bottom:8px}
.tl-card p{font-size:15px;line-height:1.75;color:var(--text-2);margin:0 0 12px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:13px;font-weight:500;
  background:var(--grad-soft);color:var(--purple);border:1px solid rgba(122,77,255,.18);
}
.chip.cyan{background:rgba(34,211,197,.12);color:#0e8f86;border-color:rgba(34,211,197,.3)}
.chip.warn{background:rgba(255,176,32,.14);color:#9a6300;border-color:rgba(255,176,32,.35)}
.tl-thumb{
  width:200px;flex:0 0 auto;border-radius:var(--r-md);overflow:hidden;
  aspect-ratio:4/3;box-shadow:var(--sh-1);
}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.tl-card:hover .tl-thumb img{transform:scale(1.05)}

/* 图文区块 */
.split{display:grid;grid-template-columns:5fr 7fr;gap:36px;align-items:center}
.split-media{
  border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-2);
  position:relative;aspect-ratio:4/3;background:var(--grad-soft);
}
.split-media img{width:100%;height:100%;object-fit:cover}
.split-media .float-badge{
  position:absolute;left:18px;bottom:18px;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  background:rgba(20,16,42,.72);color:#fff;font-size:13px;font-weight:600;
  backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.18);
}
.split-media .float-badge b{color:var(--cyan);font-variant-numeric:tabular-nums}
.check-list{display:grid;gap:14px}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.check-icon{
  width:34px;height:34px;flex:0 0 auto;border-radius:11px;
  background:var(--grad-soft);color:var(--purple);
  display:grid;place-items:center;font-size:14px;
}
.check-item h3{font-size:16px;margin-bottom:4px}
.check-item p{font-size:14px;line-height:1.7;color:var(--muted);margin:0}

/* 对照表 */
.table-wrap{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-1);background:#fff;
}
.compare-table{width:100%;border-collapse:collapse;margin:0;font-size:15px}
.compare-table thead th{
  background:var(--grad-dark);color:#fff;font-weight:600;font-size:14px;
  padding:16px 20px;text-align:left;border:none;letter-spacing:.02em;
}
.compare-table tbody td{
  padding:15px 20px;border-top:1px solid var(--line);color:var(--text-2);
  vertical-align:top;line-height:1.7;
}
.compare-table tbody tr:nth-child(even) td{background:#FBFAFE}
.compare-table tbody th{
  padding:15px 20px;border-top:1px solid var(--line);
  color:var(--text);font-weight:700;font-size:15px;width:26%;
  background:#fff;
}
.compare-table tbody tr:nth-child(even) th{background:#FBFAFE}

/* 误区卡 */
.pit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pit-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);display:flex;gap:16px;align-items:flex-start;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.pit-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(122,77,255,.3)}
.pit-num{
  font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1;flex:0 0 auto;min-width:44px;
}
.pit-card h3{font-size:17px;margin-bottom:6px}
.pit-card p{font-size:14.5px;line-height:1.75;color:var(--muted);margin:0}

/* FAQ */
.faq-accordion .accordion-item{
  border:none;background:#fff;border-radius:var(--r-lg);
  box-shadow:var(--sh-1);margin-bottom:16px;overflow:hidden;
  transition:box-shadow var(--ease);
}
.faq-accordion .accordion-item:hover{box-shadow:var(--sh-2)}
.faq-accordion .accordion-button{
  background:#fff;color:var(--text);font-weight:700;font-size:17px;
  padding:22px 60px 22px 24px;border-radius:var(--r-lg);box-shadow:none;
  border-left:3px solid transparent;line-height:1.6;
}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:3px solid rgba(34,211,197,.35);outline-offset:-3px}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--purple);border-left:3px solid var(--brand);
  background:linear-gradient(135deg,rgba(255,62,127,.06),rgba(122,77,255,.06));
}
.faq-accordion .accordion-button::after{
  content:"+";background-image:none;transform:none;
  position:absolute;right:24px;top:50%;translate:0 -50%;
  font-size:24px;font-weight:500;color:var(--purple);line-height:1;
  width:auto;height:auto;transition:transform var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(0)}
.faq-accordion .accordion-body{
  padding:4px 24px 24px;color:var(--text-2);font-size:15px;line-height:1.85;
}

/* 深色 CTA */
.cta-band{
  background:var(--grad-dark);border-radius:var(--r-xl);
  padding:52px 44px;color:#fff;position:relative;overflow:hidden;
  box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;
  background:radial-gradient(circle,rgba(255,62,127,.42),transparent 62%);
  border-radius:50%;
}
.cta-band::after{
  content:"";position:absolute;left:-100px;bottom:-140px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(34,211,197,.30),transparent 65%);
  border-radius:50%;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center}
.cta-band h2{color:#fff;font-size:29px;line-height:1.4;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.74);font-size:15px;margin:0;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}

/* 相邻分类 */
.related-cats{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cat-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  color:var(--text);font-size:14.5px;font-weight:600;
  box-shadow:var(--sh-1);transition:all var(--ease);
}
.cat-pill i{color:var(--purple);font-size:13px}
.cat-pill:hover{border-color:var(--purple);color:var(--purple);transform:translateY(-3px);box-shadow:var(--sh-2)}

/* 页脚 */
.site-footer{background:var(--grad-dark);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:0 0 0 1px rgba(255,255,255,.12)}
.footer-brand .brand-text{color:#fff;font-size:18px;font-weight:800}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin-bottom:18px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
  padding:5px 12px;border-radius:999px;font-size:12.5px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
  color:rgba(255,255,255,.78);
}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:11px;transition:all var(--ease)}
.footer-link:hover{color:var(--cyan);transform:translateX(3px)}
.footer-contact p{font-size:14px;margin:0 0 10px;color:rgba(255,255,255,.72)}
.footer-contact b{color:#fff;font-weight:600}
.mt-2{margin-top:14px}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom .links a{color:rgba(255,255,255,.6)}
.footer-bottom .links a:hover{color:var(--cyan)}

/* 移动端底部条 */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1050;
  padding:10px 16px;background:rgba(255,255,255,.96);
  border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(23,18,43,.08);
  backdrop-filter:blur(10px);
}
.mobile-bar .btn-main{width:100%;height:46px}

/* 响应式 */
@media (max-width:1199px){
  .nav-pill{padding:10px 12px;font-size:14px}
  .search-pill span{display:none}
  .search-pill{padding:0 16px}
}
@media (max-width:991px){
  .nav-links{
    display:none;position:absolute;left:16px;right:16px;top:calc(100% + 8px);
    flex-direction:column;align-items:stretch;gap:6px;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
    padding:14px;box-shadow:var(--sh-2);
  }
  .site-header.nav-open .nav-links{display:flex}
  .nav-pill{padding:12px 14px;font-size:15px}
  .nav-pill.active::after{left:14px;right:auto;width:22px;bottom:14px}
  .menu-toggle{display:inline-flex}
  .search-pill{display:none}
  .page-hero h1{font-size:34px}
  .split{grid-template-columns:1fr;gap:26px}
  .split-media{aspect-ratio:16/10}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr;gap:24px}
  .mobile-bar{display:block}
  body{padding-bottom:72px}
  .section{padding:56px 0}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .page-hero{padding:38px 0 42px}
  .page-hero h1{font-size:28px}
  .page-hero .hero-sub{font-size:15.5px}
  .section-head h2{font-size:22px}
  .tl-item{padding-left:60px}
  .tl-dot{width:38px;height:38px;font-size:13.5px}
  .timeline::before{left:18px}
  .tl-card{flex-direction:column;padding:20px}
  .tl-thumb{width:100%}
  .pit-grid{grid-template-columns:1fr}
  .compare-table{font-size:14px}
  .compare-table thead th,.compare-table tbody td,.compare-table tbody th{padding:12px 14px}
  .cta-band{padding:36px 22px}
  .cta-band h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn-ghost,.cta-actions .btn-main{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .faq-accordion .accordion-button{font-size:15.5px;padding:18px 52px 18px 18px}
  .faq-accordion .accordion-body{padding:2px 18px 20px}
}
@media (max-width:575px){
  .page-hero h1{font-size:26px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-main,.hero-actions .btn-line{width:100%}
  .brand-text{font-size:16px}
}