/* roulang page: index */
:root{
  --ink:#1B1026;--ink-2:#6B5E7A;--line:#EBE4F2;
  --bg:#FBF8FE;--bg-2:#F3ECFB;--surface:#FFFFFF;
  --brand:#7A3BFF;--brand-2:#FF3D7F;--brand-3:#FFB020;
  --brand-grad:linear-gradient(120deg,#7A3BFF 0%,#FF3D7F 62%,#FFB020 100%);
  --accent:#00D6B4;--night:#160B24;
  --r-lg:24px;--r-md:16px;--r-pill:999px;
  --sh-1:0 6px 18px rgba(122,59,255,.10);
  --sh-2:0 18px 44px rgba(122,59,255,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
:focus-visible{outline:3px solid rgba(122,59,255,.38);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1024px){.container{padding:0 32px}}
.num{font-variant-numeric:tabular-nums}

/* 促销条 */
.promo-bar{background:var(--brand-grad);color:#fff}
.promo-inner{display:flex;align-items:center;gap:12px;height:36px;font-size:12.5px}
.promo-roll{display:flex;align-items:center;gap:8px;min-width:0;flex:1}
.promo-dot{width:7px;height:7px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.25);flex:none}
.promo-text{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;letter-spacing:.02em}
.promo-chip{flex:none;background:var(--brand-3);color:#3A2100;font-weight:700;font-size:12px;padding:2px 12px;border-radius:var(--r-pill)}
.promo-close{flex:none;width:24px;height:24px;line-height:1;border-radius:50%;font-size:16px;color:#fff;opacity:.85;transition:background .2s,opacity .2s}
.promo-close:hover{background:rgba(255,255,255,.22);opacity:1}

/* 头部 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;gap:18px;height:70px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:11px;background:var(--brand-grad);color:#fff;font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1)}
.logo-text{font-weight:800;font-size:18px;letter-spacing:-.01em;white-space:nowrap}
.main-nav{display:none;align-items:center;gap:6px;margin-left:6px}
@media(min-width:1024px){.main-nav{display:flex}}
.nav-link{position:relative;padding:8px 12px;font-size:15px;font-weight:500;color:var(--ink-2);border-radius:10px;transition:color .2s,background .2s}
.nav-link:hover{color:var(--brand);background:var(--bg-2)}
.nav-link.active{color:var(--ink);font-weight:700}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;background:var(--brand-grad)}
.nav-drop{display:inline-flex;align-items:center;gap:4px}
.search-box{display:none;align-items:center;gap:8px;flex:1;max-width:260px;height:40px;padding:0 16px;background:var(--bg-2);border-radius:var(--r-pill);border:1px solid transparent;transition:border-color .2s,background .2s}
.search-box:focus-within{background:#fff;border-color:#D9C8FF}
.search-box input{flex:1;border:0;background:none;outline:none;font-size:14px}
.search-box svg{flex:none;color:var(--ink-2)}
@media(min-width:1024px){.search-box{display:flex;margin-left:auto}}
.icon-group{display:none;align-items:center;gap:8px}
@media(min-width:1024px){.icon-group{display:flex}}
.icon-btn{position:relative;width:40px;height:40px;border-radius:50%;background:var(--bg-2);display:flex;align-items:center;justify-content:center;color:var(--ink);transition:background .22s,color .22s,transform .22s}
.icon-btn:hover{background:var(--brand);color:#fff;transform:translateY(-1px)}
.icon-badge{position:absolute;top:-3px;right:-3px;min-width:18px;height:18px;padding:0 5px;border-radius:var(--r-pill);background:var(--brand-2);color:#fff;font-size:11px;font-weight:700;line-height:18px;text-align:center}
.header-cta{display:none}
@media(min-width:1024px){.header-cta{display:inline-flex}}
.burger{display:flex;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;border-radius:12px;background:var(--bg-2);align-items:center;margin-left:auto}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s}
@media(min-width:1024px){.burger{display:none}}
.mobile-search{display:flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:12px;background:var(--bg-2)}
@media(min-width:1024px){.mobile-search{display:none}}

/* 分类下拉 */
.cat-panel{position:absolute;top:calc(100% + 10px);left:0;width:520px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:18px;display:none;grid-template-columns:1fr 1fr;gap:8px;z-index:80}
.cat-panel.open{display:grid}
.cat-panel a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;font-size:14.5px;color:var(--ink-2);transition:background .2s,color .2s}
.cat-panel a:hover{background:var(--bg-2);color:var(--brand)}
.cat-dot{width:8px;height:8px;border-radius:50%;background:var(--brand-grad);flex:none}
.nav-wrap{position:relative;display:flex;align-items:center}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:var(--r-pill);font-size:15px;font-weight:700;transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,background .22s ease}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 8px 22px rgba(255,61,127,.26)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--sh-2);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid #D9C8FF}
.btn-ghost:hover{background:var(--bg-2);box-shadow:var(--sh-1)}
.btn-night{background:rgba(255,255,255,.1);color:#F6F1FF;border:1px solid rgba(255,255,255,.28)}
.btn-night:hover{background:rgba(255,255,255,.2)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(22,11,36,.5);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:360px;background:#fff;z-index:95;transform:translateX(102%);transition:transform .28s ease;display:flex;flex-direction:column;padding:18px;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:16px}
.drawer-close{width:34px;height:34px;border-radius:10px;background:var(--bg-2);font-size:18px;line-height:1}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;margin:16px 0;padding:0 14px;background:var(--bg-2);border-radius:var(--r-pill)}
.drawer-search input{flex:1;border:0;background:none;outline:none;font-size:14px}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.drawer-nav a{padding:11px 12px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink-2)}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--bg-2);color:var(--brand)}
.drawer-label{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--ink-2);margin:6px 0 8px}
.drawer-topics{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.drawer-topics span{font-size:13px;padding:6px 12px;border-radius:var(--r-pill);background:var(--bg-2);color:var(--ink-2)}

/* 版块通用 */
.section{padding:64px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.section-alt{background:var(--bg-2)}
.section-night{background:var(--night);color:#F6F1FF}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--brand);text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--brand-grad)}
.section-title{font-size:clamp(22px,2.4vw,32px);font-weight:800;letter-spacing:-.01em;line-height:1.35;margin:0 0 12px}
.section-sub{font-size:15px;color:var(--ink-2);max-width:760px;margin:0 0 32px}
.section-night .section-sub{color:#B9AECB}

/* Hero */
.hero{position:relative;background:var(--night);color:#F6F1FF;overflow:hidden;padding:56px 0 68px}
@media(min-width:1024px){.hero{padding:72px 0 88px}}
.hero::before{content:"";position:absolute;inset:-30% -10% auto -10%;height:600px;background:radial-gradient(45% 55% at 20% 30%,rgba(122,59,255,.30),transparent 70%),radial-gradient(40% 50% at 78% 20%,rgba(255,61,127,.22),transparent 72%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.06),transparent 22%);pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;gap:40px}
@media(min-width:1024px){.hero-inner{grid-template-columns:1.08fr .92fr;align-items:center;gap:56px}}
.status-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.status-pill{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;padding:6px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);color:#E7DEF7}
.status-pill i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(0,214,180,.18);font-style:normal}
.hero-title{font-size:clamp(28px,4vw,50px);line-height:1.18;font-weight:800;letter-spacing:-.015em;margin:0 0 20px}
.hero-title em{font-style:normal;background:linear-gradient(100deg,#C4A6FF,#FF9DC0 60%,#FFD37A);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-desc{font-size:15.5px;line-height:1.9;color:#C6BAD8;margin:0 0 28px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:26px;margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12)}
.hero-metrics div{min-width:96px}
.hero-metrics b{display:block;font-size:22px;font-weight:800;letter-spacing:-.02em}
.hero-metrics span{font-size:12.5px;color:#A99BC0}
.hero-panel{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);padding:22px}
.hero-panel h2{font-size:15px;font-weight:700;margin:0 0 4px;color:#F6F1FF}
.hero-panel p{font-size:13px;color:#A99BC0;margin:0 0 16px}
.icon-matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media(max-width:520px){.icon-matrix{grid-template-columns:repeat(2,1fr)}}
.matrix-item{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 6px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);font-size:12.5px;color:#DCD2EE;transition:background .22s,transform .22s,border-color .22s}
.matrix-item:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.24);transform:translateY(-2px)}
.matrix-glyph{width:34px;height:34px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#fff;background:var(--brand-grad)}

/* 数据看板 */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(min-width:1024px){.stat-grid{grid-template-columns:repeat(4,1fr);gap:22px}}
.stat-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 22px;box-shadow:var(--sh-1);overflow:hidden;transition:transform .22s,box-shadow .22s}
.stat-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--brand-grad)}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.stat-label{font-size:13px;color:var(--ink-2);margin:0 0 8px}
.stat-value{font-size:30px;font-weight:800;letter-spacing:-.02em;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.badge{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--r-pill)}
.badge-mint{background:rgba(0,214,180,.12);color:#008A75;border:1px solid rgba(0,214,180,.35)}
.badge-amber{background:rgba(255,176,32,.16);color:#8A5B00;border:1px solid rgba(255,176,32,.4)}
.badge-grad{background:var(--brand-grad);color:#fff}

/* 两栏 */
.split{display:grid;gap:26px}
@media(min-width:1024px){.split{grid-template-columns:1.55fr .95fr;align-items:start;gap:30px}}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:24px}
@media(min-width:1024px){.panel{padding:28px}}

/* 版块矩阵 */
.board-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:640px){.board-grid{grid-template-columns:repeat(2,1fr)}}
.board-card{display:flex;gap:14px;align-items:flex-start;padding:16px;border-radius:var(--r-md);border:1px solid var(--line);background:var(--surface);transition:transform .22s,box-shadow .22s,border-color .22s}
.board-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DCCBFF}
.board-glyph{width:42px;height:42px;border-radius:13px;flex:none;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px}
.g1{background:linear-gradient(135deg,#7A3BFF,#B98BFF)}
.g2{background:linear-gradient(135deg,#FF3D7F,#FF8AB0)}
.g3{background:linear-gradient(135deg,#FFB020,#FFD37A)}
.g4{background:linear-gradient(135deg,#00D6B4,#6BE9D6)}
.g5{background:linear-gradient(135deg,#5B7CFF,#9AB0FF)}
.g6{background:linear-gradient(135deg,#8A3BFF,#FF6FA5)}
.g7{background:linear-gradient(135deg,#FF7A3D,#FFB98A)}
.g8{background:linear-gradient(135deg,#3BB7FF,#8AD8FF)}
.board-name{font-size:15px;font-weight:700;margin:0 0 4px}
.board-desc{font-size:13px;color:var(--ink-2);line-height:1.7;margin:0 0 8px}
.board-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-2)}

/* 排行 */
.rank-list{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.rank-row{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:var(--r-md);border:1px solid transparent;transition:background .2s,border-color .2s}
.rank-row:hover{background:var(--bg-2);border-color:var(--line)}
.rank-no{width:26px;height:26px;flex:none;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;background:var(--bg-2);color:var(--ink-2)}
.rank-no.top{background:var(--brand-grad);color:#fff}
.rank-title{flex:1;font-size:14px;font-weight:600;line-height:1.6;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-heat{font-size:13px;font-weight:700;color:var(--brand-2)}

/* 对比 */
.compare{display:grid;gap:20px;align-items:stretch}
@media(min-width:1024px){.compare{grid-template-columns:1fr 1px 1fr;gap:28px}}
.compare-divider{display:none;background:linear-gradient(180deg,transparent,#D9C8FF,transparent);width:1px}
@media(min-width:1024px){.compare-divider{display:block}}
.compare-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1)}
.compare-card.highlight{border-color:#D9C8FF;box-shadow:var(--sh-2)}
.compare-card h3{font-size:17px;font-weight:800;margin:0 0 6px}
.compare-card .tagline{font-size:13px;color:var(--ink-2);margin:0 0 18px}
.compare-item{display:flex;gap:10px;font-size:14px;line-height:1.75;padding:9px 0;border-bottom:1px dashed var(--line);color:var(--ink-2)}
.compare-item:last-child{border-bottom:0}
.mark{flex:none;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;margin-top:4px}
.mark-yes{background:rgba(0,214,180,.15);color:#008A75}
.mark-no{background:rgba(255,61,127,.12);color:#C4104E}

/* 时间轴 */
.timeline{display:grid;gap:16px;margin-top:26px}
@media(min-width:1024px){.timeline{grid-template-columns:repeat(5,1fr);gap:14px}}
.tl-node{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 18px;box-shadow:var(--sh-1);transition:transform .22s,box-shadow .22s}
.tl-node:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.tl-dot{width:12px;height:12px;border-radius:50%;background:var(--brand-grad);box-shadow:0 0 0 5px rgba(122,59,255,.14);margin-bottom:14px}
.tl-time{font-size:13px;font-weight:800;letter-spacing:.04em;color:var(--brand);margin-bottom:6px}
.tl-title{font-size:15px;font-weight:700;margin:0 0 6px}
.tl-text{font-size:13px;color:var(--ink-2);line-height:1.7;margin:0}

/* 标签云 */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--surface);font-size:13.5px;color:var(--ink-2);transition:border-color .2s,color .2s,background .2s,transform .2s}
.tag:hover{border-color:transparent;background:var(--bg-2);color:var(--brand);transform:translateY(-2px);box-shadow:0 0 0 1px #D9C8FF inset}
.tag-hot::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-2)}

/* 精选图文 */
.feature-grid{display:grid;gap:20px}
@media(min-width:1024px){.feature-grid{grid-template-columns:1.2fr 1fr}}
.feature-card{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:var(--surface);transition:transform .22s,box-shadow .22s}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.feature-card img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .4s}
.feature-card:hover img{transform:scale(1.03)}
.feature-body{position:absolute;inset:auto 0 0 0;padding:22px;background:linear-gradient(180deg,transparent,rgba(22,11,36,.88))}
.feature-body h3{color:#fff;font-size:18px;font-weight:800;margin:0 0 6px}
.feature-body p{color:#D6C9E8;font-size:13.5px;margin:0}
.feature-side{display:grid;gap:20px}
.feature-mini{display:grid;grid-template-columns:120px 1fr;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s,box-shadow .22s}
.feature-mini:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.feature-mini img{width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
.feature-mini .mini-body{padding:16px 16px 16px 0}
.mini-body h4{font-size:15px;font-weight:700;margin:0 0 6px;line-height:1.5}
.mini-body p{font-size:13px;color:var(--ink-2);margin:0}

/* CMS 卡片 */
.post-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:640px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr)}}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s,box-shadow .22s,border-color .22s;position:relative}
.post-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--brand-grad);opacity:0;transition:opacity .22s;z-index:2}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DCCBFF}
.post-card:hover::before{opacity:1}
.post-thumb{display:block;overflow:hidden;background:var(--bg-2)}
.post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1}
.post-cat{display:inline-flex;align-self:flex-start;font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--r-pill);background:var(--bg-2);color:var(--brand);margin-bottom:10px}
.post-title{font-size:16px;font-weight:700;line-height:1.6;margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-title a:hover{color:var(--brand)}
.post-excerpt{font-size:13.5px;color:var(--ink-2);line-height:1.75;margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--ink-2)}
.post-more{font-weight:700;color:var(--brand)}
.post-more:hover{text-decoration:underline;text-underline-offset:3px}
.empty-state{background:var(--surface);border:1px dashed #D9C8FF;border-radius:var(--r-lg);padding:48px 24px;text-align:center}
.empty-state .glyph{width:56px;height:56px;margin:0 auto 16px;border-radius:18px;background:var(--brand-grad);color:#fff;font-size:24px;font-weight:800;display:flex;align-items:center;justify-content:center}
.empty-state p{color:var(--ink-2);margin:0 0 18px}
.list-foot{display:flex;justify-content:center;margin-top:32px}

/* 推荐 */
.reco-grid{display:grid;gap:20px}
@media(min-width:1024px){.reco-grid{grid-template-columns:1.1fr 1fr;grid-template-rows:auto auto}}
.reco-main{grid-row:span 2;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .22s,box-shadow .22s}
.reco-main:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.reco-user{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--brand-grad);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:15px;flex:none}
.reco-user b{display:block;font-size:14px}
.reco-user span{font-size:12.5px;color:var(--ink-2)}
.reco-quote{font-size:17px;font-weight:700;line-height:1.75;margin:0 0 12px}
.reco-text{font-size:14px;color:var(--ink-2);line-height:1.85;margin:0 0 20px}
.reco-small{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);transition:transform .22s,box-shadow .22s}
.reco-small:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}

/* 保障 */
.guard-grid{display:grid;gap:18px}
@media(min-width:640px){.guard-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.guard-grid{grid-template-columns:repeat(4,1fr)}}
.guard-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);transition:transform .22s,box-shadow .22s}
.guard-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.guard-icon{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:19px;color:#fff;margin-bottom:14px}
.guard-card h3{font-size:15.5px;font-weight:700;margin:0 0 6px}
.guard-card p{font-size:13.5px;color:var(--ink-2);line-height:1.75;margin:0}

/* 快速解答 */
.quick-grid{display:grid;gap:18px}
@media(min-width:1024px){.quick-grid{grid-template-columns:repeat(3,1fr)}}
.quick-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;transition:transform .22s,box-shadow .22s,border-color .22s}
.quick-card:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:#DCCBFF}
.quick-card h3{font-size:15px;font-weight:800;margin:0 0 8px;line-height:1.55}
.quick-card p{font-size:13.5px;color:var(--ink-2);line-height:1.75;margin:0}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:#D9C8FF;box-shadow:var(--sh-1)}
.faq-item summary{list-style:none;display:flex;align-items:center;gap:14px;padding:18px 22px;font-size:15px;font-weight:700;cursor:pointer;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:2px;background:var(--brand-grad);opacity:0;transition:opacity .2s}
.faq-item[open] summary::before{opacity:1}
.faq-icon{margin-left:auto;flex:none;width:24px;height:24px;border-radius:50%;background:var(--bg-2);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;transition:transform .2s}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-answer{padding:0 22px 20px;font-size:14px;color:var(--ink-2);line-height:1.85}

/* 转化表单 */
.cta-wrap{background:var(--night);border-radius:var(--r-lg);padding:36px 24px;position:relative;overflow:hidden;color:#F6F1FF}
@media(min-width:1024px){.cta-wrap{padding:56px 48px}}
.cta-wrap::before{content:"";position:absolute;inset:auto -20% -50% -20%;height:420px;background:radial-gradient(50% 60% at 30% 50%,rgba(122,59,255,.35),transparent 70%),radial-gradient(45% 55% at 75% 40%,rgba(255,61,127,.28),transparent 72%);pointer-events:none}
.cta-inner{position:relative;z-index:2;display:grid;gap:32px}
@media(min-width:1024px){.cta-inner{grid-template-columns:1fr 1fr;gap:48px;align-items:start}}
.cta-left h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;margin:0 0 14px;line-height:1.4}
.cta-left p{font-size:14.5px;color:#B9AECB;line-height:1.9;margin:0 0 22px}
.cta-points{display:flex;flex-direction:column;gap:10px;font-size:13.5px;color:#D6C9E8}
.cta-points span{display:flex;gap:9px;align-items:flex-start}
.cta-points i{width:18px;height:18px;border-radius:50%;background:rgba(0,214,180,.2);color:#6BE9D6;font-style:normal;font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:none;margin-top:3px}
.form-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-lg);padding:24px}
@media(min-width:1024px){.form-card{padding:28px}}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:#B9AECB;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;height:44px;padding:0 14px;border-radius:var(--r-md);border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#F6F1FF;outline:none;transition:border-color .2s,box-shadow .2s,background .2s}
.field textarea{height:88px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#8E80A6}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#B98BFF;box-shadow:0 0 0 3px rgba(122,59,255,.28);background:rgba(255,255,255,.1)}
.field select option{color:#1B1026}
.time-group{display:flex;flex-wrap:wrap;gap:8px}
.time-chip input{position:absolute;opacity:0;pointer-events:none}
.time-chip span{display:inline-flex;align-items:center;padding:7px 15px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.18);font-size:13px;color:#C6BAD8;cursor:pointer;transition:all .2s}
.time-chip input:checked+span{background:var(--brand-grad);border-color:transparent;color:#fff;font-weight:700}
.time-chip span:hover{border-color:rgba(255,255,255,.4)}
.form-note{font-size:12px;color:#8E80A6;margin:12px 0 0;line-height:1.7}

/* 引导条 */
.guide-bar{background:var(--brand-grad);border-radius:var(--r-lg);padding:28px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;color:#fff}
.guide-bar p{margin:0;font-size:16px;font-weight:700;letter-spacing:-.01em}
.guide-bar span{display:block;font-size:13px;font-weight:400;opacity:.9;margin-top:4px}
.btn-white{background:#fff;color:var(--brand)}
.btn-white:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}

/* 页脚 */
.site-footer{background:var(--night);color:#B9AECB;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand .logo-text{color:#F6F1FF}
.footer-brand p{font-size:13.5px;line-height:1.85;margin:14px 0 0;max-width:320px;color:#9C8FB3}
.footer-col h4{font-size:13.5px;font-weight:700;color:#F6F1FF;margin:0 0 14px;letter-spacing:.02em}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.footer-col a{font-size:13.5px;color:#9C8FB3;transition:color .2s}
.footer-col a:hover{color:#C4A6FF}
.footer-bottom{margin-top:40px;border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12.5px;color:#7E7196}
.footer-bottom span{line-height:1.7}

@media(max-width:520px){
  .stat-value{font-size:25px}
  .hero-title{font-size:27px}
  .post-body{padding:16px}
  .panel{padding:20px}
  .section{padding:48px 0}
  .feature-mini{grid-template-columns:96px 1fr}
}

/* roulang page: article */
:root{
  --ink:#1B1026;--ink-2:#6B5E7A;--line:#EBE4F2;
  --bg:#FBF8FE;--bg-2:#F3ECFB;--surface:#FFFFFF;
  --brand:#7A3BFF;--brand-2:#FF3D7F;--brand-3:#FFB020;
  --brand-grad:linear-gradient(120deg,#7A3BFF 0%,#FF3D7F 62%,#FFB020 100%);
  --accent:#00D6B4;--night:#160B24;
  --r-lg:24px;--r-md:16px;--r-pill:999px;
  --sh-1:0 6px 18px rgba(122,59,255,.10);
  --sh-2:0 18px 44px rgba(122,59,255,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
p{margin:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ============ 顶部促销条 ============ */
.promo-bar{background:var(--brand-grad);color:#fff;font-size:12.5px}
.promo-inner{display:flex;align-items:center;gap:10px;height:36px;overflow:hidden}
.promo-scroll{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.01em;opacity:.96}
.promo-chip{flex:none;background:var(--brand-3);color:#3A2100;font-weight:700;font-size:12px;padding:2px 12px;border-radius:var(--r-pill)}
.promo-close{flex:none;width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.18);color:#fff;font-size:13px;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .2s}
.promo-close:hover{background:rgba(255,255,255,.36)}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;gap:16px;height:70px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:11px;background:var(--brand-grad);color:#fff;font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1)}
.logo-text{font-weight:800;font-size:18px;letter-spacing:-.01em;white-space:nowrap}
.main-nav{display:none;align-items:center;gap:4px}
.nav-wrap{position:relative;display:flex;align-items:center}
.nav-link{position:relative;padding:8px 12px;font-size:15px;font-weight:500;color:var(--ink-2);border-radius:10px;transition:color .2s,background .2s;display:inline-flex;align-items:center;gap:4px}
.nav-link:hover{color:var(--brand);background:var(--bg-2)}
.nav-link.active{color:var(--ink);font-weight:700}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;background:var(--brand-grad)}
.nav-drop{color:var(--ink-2)}
.cat-panel{position:absolute;top:calc(100% + 10px);left:0;width:340px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:12px;display:grid;grid-template-columns:1fr 1fr;gap:4px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .2s,transform .2s,visibility .2s;z-index:70}
.cat-panel.open{opacity:1;visibility:visible;transform:translateY(0)}
.cat-panel a{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;font-size:14px;color:var(--ink-2);transition:background .2s,color .2s}
.cat-panel a:hover{background:var(--bg-2);color:var(--brand)}
.search-box{display:none;align-items:center;gap:8px;flex:1;max-width:260px;height:40px;padding:0 16px;background:var(--bg-2);border-radius:var(--r-pill);border:1px solid transparent;transition:border-color .2s,background .2s;margin-left:auto}
.search-box:focus-within{background:#fff;border-color:#D9C8FF;box-shadow:0 0 0 3px rgba(122,59,255,.12)}
.search-box input{flex:1;border:0;background:none;outline:none;font-size:14px;min-width:0}
.search-box svg{flex:none;color:var(--ink-2)}
.icon-btn{position:relative;width:40px;height:40px;border-radius:50%;background:var(--bg-2);display:none;align-items:center;justify-content:center;color:var(--ink);transition:background .22s,color .22s,transform .22s;flex:none}
.icon-btn:hover{background:var(--brand);color:#fff;transform:translateY(-1px)}
.icon-badge{position:absolute;top:-3px;right:-3px;min-width:18px;height:18px;padding:0 5px;border-radius:var(--r-pill);background:var(--brand-2);color:#fff;font-size:11px;font-weight:700;line-height:18px;text-align:center}
.header-cta{display:none;flex:none}
.hamburger{width:42px;height:42px;border-radius:12px;background:var(--bg-2);display:flex;align-items:center;justify-content:center;margin-left:auto;flex:none;transition:background .2s}
.hamburger:hover{background:#E7DCF8}
@media (min-width:1024px){
  .main-nav{display:flex}
  .search-box{display:flex}
  .icon-btn{display:flex}
  .header-cta{display:inline-flex}
  .hamburger{display:none}
}

/* ============ 抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(22,11,36,.5);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:360px;background:#fff;z-index:95;transform:translateX(102%);transition:transform .28s ease;display:flex;flex-direction:column;padding:18px;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:16px}
.drawer-close{width:34px;height:34px;border-radius:10px;background:var(--bg-2);font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;margin:16px 0;padding:0 14px;background:var(--bg-2);border-radius:var(--r-pill)}
.drawer-search input{flex:1;border:0;background:none;outline:none;font-size:14px;min-width:0}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.drawer-nav a{padding:11px 12px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink-2);transition:background .2s,color .2s}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--bg-2);color:var(--brand)}
.drawer-label{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--ink-2);margin:6px 0 8px}
.drawer-topics{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.drawer-topics span{font-size:13px;padding:6px 12px;border-radius:var(--r-pill);background:var(--bg-2);color:var(--ink-2)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:var(--r-pill);font-size:15px;font-weight:700;transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,background .22s ease,color .22s ease}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(122,59,255,.28)}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 8px 22px rgba(255,61,127,.26)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--sh-2);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid #D9C8FF}
.btn-ghost:hover{background:var(--bg-2);box-shadow:var(--sh-1)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.text-link{font-weight:700;color:var(--brand);text-decoration:underline;text-underline-offset:4px;transition:color .2s}
.text-link:hover{color:var(--brand-2)}

/* ============ 通用板块 ============ */
.section{padding:56px 0}
.section-alt{background:var(--bg-2)}
.section-head{margin-bottom:32px;max-width:760px}
.section-sub{color:var(--ink-2);font-size:15px;margin-top:10px;line-height:1.85}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--brand);margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--brand-grad)}
.section-title{font-size:clamp(22px,2.4vw,30px);font-weight:800}
@media (min-width:1024px){.section{padding:80px 0}}

/* ============ 文章头卡 ============ */
.article-head{position:relative;background:var(--bg-2);padding:26px 0 48px;border-bottom:1px solid var(--line)}
.article-head::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--brand-grad);opacity:.75}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:18px}
.breadcrumb a{transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .now{color:var(--ink);font-weight:600;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.head-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;display:grid;grid-template-columns:1fr;gap:0}
.head-body{padding:26px 24px 28px}
.art-badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:var(--brand);background:#F1E9FF;border:1px solid #E3D4FF;padding:4px 14px;border-radius:var(--r-pill);margin-bottom:16px}
.art-title{font-size:clamp(24px,3.4vw,38px);line-height:1.35;font-weight:800;letter-spacing:-.01em}
.art-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:20px;font-size:13.5px;color:var(--ink-2)}
.art-meta .dot{width:4px;height:4px;border-radius:50%;background:#CBB9E6}
.art-author{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--ink)}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--brand-grad);color:#fff;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:none}
.head-figure{position:relative;min-height:200px;background:var(--night)}
.head-figure img{width:100%;height:100%;object-fit:cover;min-height:200px;opacity:.92}
.head-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,11,36,0) 45%,rgba(22,11,36,.55) 100%)}
.figure-tag{position:absolute;left:16px;bottom:16px;z-index:2;font-size:12.5px;font-weight:700;color:#fff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);padding:5px 14px;border-radius:var(--r-pill);backdrop-filter:blur(2px)}
@media (min-width:900px){
  .head-card{grid-template-columns:1.35fr .9fr}
  .head-body{padding:34px 36px 36px}
  .head-figure,.head-figure img{min-height:100%}
}

/* ============ 正文区 ============ */
.article-wrap{padding:48px 0 64px;background:var(--bg)}
.article-layout{display:grid;grid-template-columns:1fr;gap:28px}
.article-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:26px 22px}
.article-card h2.sec-inline{font-size:20px;font-weight:800;margin-bottom:16px;padding-left:12px;position:relative}
.article-card h2.sec-inline::before{content:"";position:absolute;left:0;top:.25em;bottom:.25em;width:4px;border-radius:4px;background:var(--brand-grad)}
.article-body{font-size:16px;line-height:1.95;color:#2A1B3A;max-width:760px}
.article-body h2{position:relative;font-size:23px;font-weight:800;margin:2em 0 .8em;padding-left:14px;scroll-margin-top:96px}
.article-body h2::before{content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:4px;background:var(--brand-grad)}
.article-body h3{font-size:19px;font-weight:700;margin:1.6em 0 .6em}
.article-body p{margin:0 0 1.25em}
.article-body blockquote{margin:1.6em 0;padding:16px 20px;background:var(--bg-2);border-left:4px solid var(--brand);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-2)}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.4em}
.article-body li{margin:.4em 0}
.article-body li::marker{color:var(--brand)}
.article-body img{border-radius:var(--r-md);margin:1.4em 0}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body code{background:#F1ECF8;padding:2px 7px;border-radius:6px;font-size:.92em}
.article-body pre{background:#F1ECF8;padding:16px;border-radius:var(--r-md);overflow:auto;line-height:1.7}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--bg-2)}
.article-empty{text-align:center;padding:40px 16px 44px}
.empty-mark{width:64px;height:64px;border-radius:20px;background:var(--brand-grad);color:#fff;font-size:26px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;box-shadow:var(--sh-1)}
.article-empty h2{font-size:22px;font-weight:800;margin-bottom:10px}
.article-empty p{color:var(--ink-2);font-size:15px;margin-bottom:22px}
@media (min-width:1024px){
  .article-card{padding:38px 44px}
  .article-layout{grid-template-columns:minmax(0,1fr) 292px;gap:32px;align-items:start}
}

/* 侧栏目录 */
.side-col{display:flex;flex-direction:column;gap:20px}
.toc-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:20px}
.toc-title{font-size:14px;font-weight:800;letter-spacing:.06em;color:var(--ink-2);margin-bottom:12px}
.toc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.toc-list a{display:block;padding:8px 10px;border-radius:10px;font-size:14px;color:var(--ink-2);transition:background .2s,color .2s}
.toc-list a:hover{background:var(--bg-2);color:var(--brand)}
@media (min-width:1024px){.toc-card{position:sticky;top:92px}}
.mini-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:20px}
.mini-card h4{font-size:15px;font-weight:800;margin-bottom:10px}
.mini-card p{font-size:14px;color:var(--ink-2);line-height:1.8;margin-bottom:14px}
.topic-tags{display:flex;flex-wrap:wrap;gap:8px}
.topic-tags span{font-size:12.5px;padding:5px 12px;border-radius:var(--r-pill);background:var(--bg-2);color:var(--ink-2);border:1px solid transparent;transition:border-color .2s,color .2s}
.topic-tags span:hover{border-color:#D9C8FF;color:var(--brand)}

/* 要点摘要 */
.keypoints{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:26px 24px;border-left:4px solid var(--brand)}
.keypoints h2{font-size:20px;font-weight:800;margin-bottom:16px}
.kp-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.kp-list li{display:flex;gap:12px;font-size:15px;color:#3A2A4D;line-height:1.8}
.kp-dot{flex:none;width:24px;height:24px;border-radius:50%;background:#F1E9FF;color:var(--brand);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:3px}

/* 守则条 */
.guard-strip{background:var(--night);color:#F6F1FF;border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh-1);display:grid;gap:16px}
.guard-strip h2{font-size:19px;font-weight:800}
.guard-strip p{color:#B9AECB;font-size:14.5px;line-height:1.85}
.guard-items{display:flex;flex-wrap:wrap;gap:10px}
.guard-items span{font-size:12.5px;font-weight:700;color:#F6F1FF;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);padding:5px 14px;border-radius:var(--r-pill)}

/* 相关推荐 */
.rel-grid{display:grid;grid-template-columns:1fr;gap:20px}
.rel-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 22px 20px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;position:relative;overflow:hidden}
.rel-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--brand-grad);opacity:0;transition:opacity .22s}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.rel-card:hover::before{opacity:1}
.rel-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--brand);background:#F1E9FF;border-radius:var(--r-pill);padding:3px 12px;margin-bottom:12px}
.rel-card h3{font-size:17px;font-weight:700;line-height:1.55;margin-bottom:8px}
.rel-card p{font-size:14px;color:var(--ink-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-time{display:inline-block;margin-top:12px;font-size:12.5px;color:#9A8CAB;font-variant-numeric:tabular-nums}
.rel-empty{font-size:14.5px;color:var(--ink-2)}
@media (min-width:768px){.rel-grid{grid-template-columns:repeat(3,1fr)}}

/* 返回 & 翻页 */
.back-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 22px;box-shadow:var(--sh-1)}
.back-links{display:flex;flex-wrap:wrap;gap:18px;font-size:14.5px;font-weight:700}
.back-links a{color:var(--ink-2);transition:color .2s}
.back-links a:hover{color:var(--brand)}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:860px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;position:relative;transition:box-shadow .22s,border-color .22s}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand-grad);opacity:0;transition:opacity .2s}
.faq-item.open{box-shadow:var(--sh-1);border-color:#DCCBFF}
.faq-item.open::before{opacity:1}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;padding:16px 20px;font-size:15.5px;font-weight:700;text-align:left;color:var(--ink)}
.faq-q:hover{color:var(--brand)}
.faq-icon{flex:none;width:22px;height:22px;border-radius:50%;background:var(--bg-2);color:var(--brand);font-size:14px;line-height:22px;text-align:center;transition:transform .2s ease,background .2s}
.faq-item.open .faq-icon{transform:rotate(45deg);background:#F1E9FF}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a p{padding:0 20px 18px;font-size:14.5px;color:var(--ink-2);line-height:1.85}

/* ============ 页脚 ============ */
.site-footer{background:var(--night);color:#B9AECB;padding:56px 0 26px;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--brand-grad);opacity:.6}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand .logo-text{color:#F6F1FF}
.footer-brand p{font-size:14px;line-height:1.85;max-width:420px}
.footer-col h4{color:#F6F1FF;font-size:15px;font-weight:800;margin-bottom:14px}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.footer-col a{font-size:14px;color:#B9AECB;transition:color .2s}
.footer-col a:hover{color:#C9A8FF}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:12.5px;color:#8E82A1}
@media (min-width:768px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr}}

/* roulang page: category1 */
:root{
  --ink:#1B1026;--ink-2:#6B5E7A;--line:#EBE4F2;
  --bg:#FBF8FE;--bg-2:#F3ECFB;--surface:#FFFFFF;
  --brand:#7A3BFF;--brand-2:#FF3D7F;--brand-3:#FFB020;
  --brand-grad:linear-gradient(120deg,#7A3BFF 0%,#FF3D7F 62%,#FFB020 100%);
  --accent:#00D6B4;--night:#160B24;
  --r-lg:24px;--r-md:16px;--r-pill:999px;
  --sh-1:0 6px 18px rgba(122,59,255,.10);
  --sh-2:0 18px 44px rgba(122,59,255,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(122,59,255,.42);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
/* 促销条 */
.promo-bar{background:var(--brand-grad);color:#fff;font-size:13px}
.promo-inner{display:flex;align-items:center;gap:12px;height:36px}
.promo-marquee{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
.promo-chip{flex:none;background:var(--brand-3);color:#3A2100;font-weight:700;font-size:12px;padding:2px 12px;border-radius:var(--r-pill)}
.promo-text{margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
.promo-close{flex:none;width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.2);color:#fff;font-size:15px;line-height:1;display:grid;place-items:center;transition:background .2s}
.promo-close:hover{background:rgba(22,11,36,.32)}
/* 头部 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;gap:14px;height:70px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:34px;height:34px;border-radius:11px;background:var(--brand-grad);color:#fff;font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1)}
.logo-text{font-weight:800;font-size:17px;white-space:nowrap;letter-spacing:-.01em}
@media (min-width:1024px){.logo-text{font-size:18px}}
.nav-wrap{position:relative}
.main-nav{display:none;align-items:center;gap:4px}
@media (min-width:1024px){.main-nav{display:flex}}
.nav-link{position:relative;display:inline-flex;align-items:center;gap:4px;padding:8px 12px;font-size:15px;font-weight:500;color:var(--ink-2);border-radius:10px;transition:color .2s,background .2s}
.nav-link:hover{color:var(--brand);background:var(--bg-2)}
.nav-link.active{color:var(--ink);font-weight:700}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;background:var(--brand-grad)}
.nav-drop[aria-expanded="true"]{color:var(--brand);background:var(--bg-2)}
.cat-panel{position:absolute;top:calc(100% + 14px);left:0;width:460px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:4px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s ease,transform .2s ease,visibility .2s;z-index:70}
.cat-panel.open{opacity:1;visibility:visible;transform:translateY(0)}
.cat-panel a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;font-size:14.5px;color:var(--ink-2);transition:background .2s,color .2s}
.cat-panel a:hover{background:var(--bg-2);color:var(--brand)}
.cat-dot{width:8px;height:8px;border-radius:50%;background:var(--brand-grad);flex:none}
.search-box{display:none;align-items:center;gap:8px;width:250px;height:40px;padding:0 16px;background:var(--bg-2);border-radius:var(--r-pill);border:1px solid transparent;margin-left:auto;transition:border-color .2s,background .2s}
.search-box:focus-within{background:#fff;border-color:#D9C8FF}
.search-box input{flex:1;border:0;background:none;outline:none;font-size:14px;min-width:0}
.search-box svg{flex:none;color:var(--ink-2)}
@media (min-width:1024px){.search-box{display:flex}}
.header-actions{display:none;align-items:center;gap:10px}
@media (min-width:1024px){.header-actions{display:flex}}
.icon-btn{position:relative;width:40px;height:40px;border-radius:50%;background:var(--bg-2);display:flex;align-items:center;justify-content:center;color:var(--ink);transition:background .22s,color .22s,transform .22s}
.icon-btn:hover{background:var(--brand);color:#fff;transform:translateY(-1px)}
.icon-btn:active{transform:translateY(0)}
.icon-badge{position:absolute;top:-3px;right:-3px;min-width:18px;height:18px;padding:0 5px;border-radius:var(--r-pill);background:var(--brand-2);color:#fff;font-size:11px;font-weight:700;line-height:18px;text-align:center}
.header-cta{display:none}
@media (min-width:1024px){.header-cta{display:inline-flex}}
.hamburger{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;background:var(--bg-2);margin-left:auto;transition:background .2s}
.hamburger:hover{background:#E8DDFB}
@media (min-width:1024px){.hamburger{display:none}}
/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:var(--r-pill);font-size:15px;font-weight:700;transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,background .22s ease,color .22s}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 8px 22px rgba(255,61,127,.26)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--sh-2);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid #D9C8FF}
.btn-ghost:hover{background:var(--bg-2);box-shadow:var(--sh-1);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(22,11,36,.5);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:360px;background:#fff;z-index:95;transform:translateX(102%);transition:transform .28s ease;display:flex;flex-direction:column;padding:18px;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:16px}
.drawer-close{width:34px;height:34px;border-radius:10px;background:var(--bg-2);font-size:18px;line-height:1;display:grid;place-items:center}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;margin:16px 0;padding:0 14px;background:var(--bg-2);border-radius:var(--r-pill)}
.drawer-search input{flex:1;border:0;background:none;outline:none;font-size:14px;min-width:0}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.drawer-nav a{padding:11px 12px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink-2)}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--bg-2);color:var(--brand)}
.drawer-label{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--ink-2);margin:6px 0 8px}
.drawer-topics{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.drawer-topics a{font-size:13px;padding:6px 12px;border-radius:var(--r-pill);background:var(--bg-2);color:var(--ink-2);transition:background .2s,color .2s}
.drawer-topics a:hover{background:#E8DDFB;color:var(--brand)}
/* 分类头 */
.cat-hero{position:relative;background:var(--bg-2);padding:38px 0 54px}
.cat-hero::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--brand-grad)}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);flex-wrap:wrap;margin-bottom:20px}
.crumb a{transition:color .2s}
.crumb a:hover{color:var(--brand)}
.crumb span.sep{color:#BCAECE}
.cat-hero-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
@media (min-width:1024px){.cat-hero-grid{grid-template-columns:1.4fr .6fr;gap:44px}}
.cat-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.tag-pill{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;padding:5px 13px;border-radius:var(--r-pill);background:#fff;color:var(--brand);border:1px solid #E2D4FF}
.tag-pill.mint{background:rgba(0,214,180,.12);color:#0A8C78;border-color:rgba(0,214,180,.32)}
.tag-pill.amber{background:rgba(255,176,32,.16);color:#8A5A00;border-color:rgba(255,176,32,.36)}
.cat-hero h1{font-size:clamp(27px,3.6vw,42px);font-weight:800;line-height:1.2;margin-bottom:16px}
.cat-hero h1 em{font-style:normal;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-desc{font-size:15.5px;line-height:1.95;color:var(--ink-2);max-width:660px}
.cat-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.stat-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 16px;font-size:13.5px;color:var(--ink-2);box-shadow:var(--sh-1)}
.stat-badge b{font-size:17px;color:var(--ink);font-variant-numeric:tabular-nums}
.stat-badge i{font-style:normal;color:#0A8C78;font-size:12px;font-weight:700}
.cat-aside{display:grid;gap:16px}
.ring-card{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-1)}
.ring{width:88px;height:88px;flex:none;border-radius:50%;background:conic-gradient(#7A3BFF 0 78%,rgba(122,59,255,.14) 78% 100%);display:grid;place-items:center;position:relative}
.ring::after{content:"";position:absolute;inset:9px;border-radius:50%;background:#fff}
.ring span{position:relative;z-index:1;font-weight:800;font-size:17px;color:var(--brand);font-variant-numeric:tabular-nums}
.ring-card strong{display:block;font-size:15px;margin-bottom:4px}
.ring-card p{font-size:13px;color:var(--ink-2);line-height:1.7}
.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mini-stats div{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:12px 8px;text-align:center;box-shadow:var(--sh-1)}
.mini-stats b{display:block;font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.mini-stats span{font-size:12px;color:var(--ink-2)}
/* 筛选 */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:84px 0}}
.section-tight{padding:40px 0}
@media (min-width:1024px){.section-tight{padding:56px 0}}
.section-alt{background:var(--bg-2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--brand);margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--brand-grad)}
.sec-head{display:flex;flex-direction:column;gap:10px;margin-bottom:30px}
@media (min-width:1024px){.sec-head{flex-direction:row;align-items:flex-end;justify-content:space-between;gap:32px}}
.sec-head h2{font-size:clamp(22px,2.4vw,32px);font-weight:800}
.sec-head p{font-size:15px;color:var(--ink-2);max-width:600px}
.filter-bar{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 10px;scrollbar-width:thin}
.filter-bar::-webkit-scrollbar{height:4px}
.filter-bar::-webkit-scrollbar-thumb{background:#DCCEF6;border-radius:4px}
.filter-chip{flex:none;padding:9px 20px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-2);transition:color .2s,background .2s,border-color .2s,box-shadow .2s}
.filter-chip:hover{color:var(--brand);border-color:#D9C8FF;box-shadow:var(--sh-1)}
.filter-chip.active{background:var(--brand-grad);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(255,61,127,.22)}
/* 列表卡片 */
.post-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.post-grid{grid-template-columns:1fr 1fr;gap:22px}}
.post-card{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D9C8FF}
.post-thumb{position:relative;flex:none;width:104px;border-radius:16px;overflow:hidden;background:var(--bg-2)}
@media (min-width:520px){.post-thumb{width:136px}}
.post-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.post-body{display:flex;flex-direction:column;gap:8px;min-width:0;flex:1}
.post-cat{align-self:flex-start;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:var(--r-pill);background:rgba(122,59,255,.10);color:var(--brand);border:1px solid rgba(122,59,255,.18)}
.post-body h3{font-size:16.5px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.post-card:hover h3{color:var(--brand)}
.post-body p{font-size:13.5px;line-height:1.75;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:#9C90B4;margin-top:auto;font-variant-numeric:tabular-nums}
.post-meta .read{color:var(--brand);font-weight:700}
.list-more{display:flex;justify-content:center;margin-top:32px}
.empty-state{margin:0;padding:44px 20px;text-align:center;background:#fff;border:1px dashed #D9C8FF;border-radius:var(--r-lg);color:var(--ink-2);font-size:15px}
/* 排行 */
.rank-list{display:grid;gap:12px}
.rank-item{display:flex;align-items:center;gap:14px;min-height:64px;padding:12px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);transition:background .2s,transform .2s,box-shadow .2s}
.rank-item:hover{background:var(--bg-2);transform:translateX(3px);box-shadow:var(--sh-1)}
.rank-no{flex:none;width:34px;height:34px;border-radius:11px;background:var(--bg-2);display:grid;place-items:center;font-weight:800;font-size:15px;color:var(--ink-2);font-variant-numeric:tabular-nums}
.rank-item:nth-child(1) .rank-no,.rank-item:nth-child(2) .rank-no,.rank-item:nth-child(3) .rank-no{background:var(--brand-grad);color:#fff;box-shadow:0 6px 14px rgba(255,61,127,.24)}
.rank-main{min-width:0;flex:1}
.rank-main h3{font-size:15px;font-weight:700;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-main span{font-size:12.5px;color:var(--ink-2)}
.rank-hot{flex:none;font-size:13px;font-weight:800;color:#0A8C78;background:rgba(0,214,180,.12);border:1px solid rgba(0,214,180,.3);padding:3px 10px;border-radius:var(--r-pill);font-variant-numeric:tabular-nums}
/* 专题 */
.topic-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:1024px){.topic-grid{grid-template-columns:repeat(3,1fr)}}
.topic-card{display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);transition:transform .22s,box-shadow .22s,border-color .22s}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D9C8FF}
.topic-badge{align-self:flex-start;font-size:11.5px;font-weight:700;padding:3px 11px;border-radius:var(--r-pill);background:rgba(255,176,32,.16);color:#8A5A00;border:1px solid rgba(255,176,32,.36)}
.topic-card h3{font-size:17px;font-weight:700;line-height:1.5}
.topic-card p{font-size:14px;color:var(--ink-2);line-height:1.8}
.topic-link{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--brand)}
.topic-link::after{content:" →"}
/* 说明两栏 */
.about-grid{display:grid;grid-template-columns:1fr;gap:26px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1)}
@media (min-width:1024px){.about-grid{grid-template-columns:1.1fr .9fr;gap:44px;padding:38px}}
.about-grid h2{font-size:clamp(21px,2.2vw,28px);margin-bottom:14px}
.about-grid p{font-size:15px;line-height:1.95;color:var(--ink-2);margin-bottom:14px}
.rule-list{display:grid;gap:14px}
.rule-list li{display:flex;gap:12px;font-size:14.5px;line-height:1.8;color:var(--ink-2)}
.rule-list li::before{content:"";flex:none;width:9px;height:9px;margin-top:9px;border-radius:50%;background:var(--brand-grad);box-shadow:0 0 0 4px rgba(122,59,255,.10)}
/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:box-shadow .2s,border-color .2s}
.faq-item.open{border-color:#D9C8FF;box-shadow:var(--sh-1)}
.faq-item.open{border-left:3px solid var(--brand)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 20px;text-align:left;font-size:15.5px;font-weight:700;line-height:1.6;transition:background .2s,color .2s}
.faq-q:hover{background:var(--bg-2);color:var(--brand)}
.faq-sign{flex:none;width:24px;height:24px;border-radius:8px;background:var(--bg-2);display:grid;place-items:center;font-size:15px;font-weight:700;color:var(--brand);transition:transform .2s ease,background .2s}
.faq-item.open .faq-sign{transform:rotate(45deg);background:rgba(122,59,255,.14)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-a p{padding:0 20px 18px;font-size:14.5px;line-height:1.9;color:var(--ink-2)}
/* 推荐 */
.reco-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:768px){.reco-grid{grid-template-columns:1fr 1fr}}
.reco-card{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:14px;transition:transform .2s,box-shadow .2s,border-color .2s}
.reco-card:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:#D9C8FF}
.reco-card img{width:78px;height:78px;flex:none;object-fit:cover;border-radius:12px}
.reco-card h3{font-size:15px;font-weight:700;line-height:1.55;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.reco-card span{font-size:12.5px;color:#9C90B4}
.back-line{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:24px;font-size:14.5px}
.back-line a{color:var(--brand);font-weight:700;border-bottom:1px solid rgba(122,59,255,.35);padding-bottom:1px;transition:color .2s,border-color .2s}
.back-line a:hover{color:var(--brand-2);border-color:var(--brand-2)}
/* 页脚 */
.site-footer{background:var(--night);color:#F6F1FF;padding:60px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px}}
.footer-brand .logo{margin-bottom:14px}
.footer-brand .logo-mark{background:var(--brand-grad)}
.footer-brand .logo-text{color:#fff}
.footer-brand p{color:#B9AECB;font-size:14px;line-height:1.9;max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;color:#fff}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:#B9AECB;font-size:14px;transition:color .2s,transform .2s;display:inline-block}
.footer-col a:hover{color:#C9A8FF;transform:translateX(2px)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding:20px 0;color:#9C90B4;font-size:13px}
@media (max-width:519px){
  .post-card{flex-direction:column}
  .post-thumb{width:100%;border-radius:14px}
  .post-thumb img{aspect-ratio:16/9}
  .cat-hero{padding:28px 0 40px}
  .mini-stats b{font-size:16px}
  .rank-hot{display:none}
  .footer-bottom{font-size:12px}
}