/* roulang page: index */
:root{
  --brand-1:#FF7A45;
  --brand-2:#F0417E;
  --brand-grad:linear-gradient(135deg,#FF7A45 0%,#F0417E 100%);
  --brand:#F0417E;
  --brand-deep:#C22C63;
  --accent-mint:#2FBFA0;
  --ink-900:#2A1B36;
  --ink-800:#3A2846;
  --paper:#FFF9F5;
  --card:#FFFFFF;
  --band:#FDF1EA;
  --line:#F1E3DA;
  --text:#1F1626;
  --text-2:#6B5F71;
  --text-inv:#F7F1F9;
  --badge-bg:rgba(240,65,126,.10);
  --badge-line:rgba(240,65,126,.22);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 8px 24px rgba(42,27,54,.08);
  --shadow-2:0 14px 36px rgba(42,27,54,.14);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .25s ease,opacity .25s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.32;}
p{margin:0;}
button,input,select,textarea{font:inherit;color:inherit;}
input,button{outline:none;}
.grid-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%;}
.section{padding-top:var(--sec);padding-bottom:var(--sec);}
.section--band{background:var(--band);}
.section--ink{background:var(--ink-900);color:var(--text-inv);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);color:var(--text);}
.section-head .lead{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.8;}
.section--ink .section-head h2{color:#fff;}
.section--ink .section-head .lead{color:rgba(247,241,249,.76);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-deep);
  background:var(--badge-bg);border:1px solid var(--badge-line);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.section--ink .eyebrow{color:#FFD9C7;background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.20);}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand);
  border-bottom:1px solid rgba(240,65,126,.35);padding-bottom:2px;
}
.text-link i{transition:transform .25s ease;}
.text-link:hover{color:var(--brand-deep);border-bottom-color:var(--brand-deep);}
.text-link:hover i{transform:translateX(4px);}
.text-link:focus-visible{outline:3px solid rgba(240,65,126,.40);outline-offset:3px;border-radius:4px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background-color .25s ease,color .25s ease,border-color .25s ease,background-position .4s ease;
  min-height:44px;
}
.btn-brand{background:var(--brand-grad);background-size:180% 180%;background-position:0% 50%;color:#fff;box-shadow:var(--shadow-1);}
.btn-brand:hover{background-position:100% 50%;transform:translateY(-2px);box-shadow:var(--shadow-2);color:#fff;}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-outline:hover{background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.45);color:#fff;}
.btn-ghost:hover{background:#fff;color:var(--ink-900);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:focus-visible{outline:3px solid rgba(240,65,126,.45);outline-offset:2px;}

/* 头部 */
.site-header{position:sticky;top:0;z-index:120;background:var(--ink-900);border-bottom:1px solid rgba(255,255,255,.06);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
  position:relative;width:30px;height:30px;border-radius:9px;background:var(--brand-grad);flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border:2px solid rgba(255,255,255,.9);border-radius:4px;
}
.brand-text{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.main-nav{display:flex;align-items:center;gap:30px;}
.nav-link{position:relative;font-size:15px;color:var(--text-inv);padding:8px 0;display:inline-block;}
.nav-link::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:var(--brand-grad);transition:right .28s ease;
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after,.nav-link.is-active::after{right:0;}
.nav-link.is-active{color:#fff;font-weight:700;}
.nav-link:focus-visible{outline:3px solid rgba(240,65,126,.45);outline-offset:4px;border-radius:4px;}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  background:transparent;border:1px solid rgba(255,255,255,.24);cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;background:var(--ink-800);border-top:1px solid rgba(255,255,255,.08);}
.mobile-nav.is-open{display:block;}
.mobile-nav a{display:block;padding:14px 24px;color:var(--text-inv);font-size:15px;border-bottom:1px solid rgba(255,255,255,.06);min-height:44px;}
.mobile-nav a:hover{background:rgba(255,255,255,.06);color:#fff;}

/* Hero */
.hero{position:relative;min-height:70vh;display:flex;align-items:center;background:var(--ink-900);overflow:hidden;}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.jpg');background-size:cover;background-position:center;}
.hero-mask{position:absolute;inset:0;background:linear-gradient(170deg,rgba(42,27,54,.94) 0%,rgba(42,27,54,.74) 46%,rgba(42,27,54,.96) 100%);}
.hero-inner{position:relative;z-index:2;padding-top:88px;padding-bottom:88px;}
.hero-copy{max-width:880px;color:#fff;}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.02em;
  color:#FFD9C7;background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:6px 16px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.22;color:#fff;letter-spacing:-.015em;
}
.hero-sub{margin-top:18px;font-size:clamp(16px,1.6vw,19px);font-weight:600;color:#FFE0D2;}
.hero-desc{margin-top:18px;max-width:760px;font-size:16px;line-height:1.85;color:rgba(247,241,249,.82);}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px;}
.hero-stat{
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  border-radius:var(--r-md);padding:14px 22px;min-width:158px;
}
.hero-stat b{display:block;font-size:24px;font-weight:800;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums;}
.hero-stat b em{font-style:normal;font-size:13px;font-weight:600;color:rgba(247,241,249,.8);margin-left:4px;}
.hero-stat span{display:block;margin-top:4px;font-size:13px;color:rgba(247,241,249,.72);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;}

/* 指标看板 */
.metric-strip{display:flex;flex-wrap:wrap;gap:16px;}
.metric-badge{
  flex:1 1 176px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--shadow-1);transition:transform .25s ease,box-shadow .25s ease;
}
.metric-badge:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.metric-badge b{display:block;font-size:26px;font-weight:800;color:var(--brand-deep);line-height:1.15;font-variant-numeric:tabular-nums;}
.metric-badge b em{font-style:normal;font-size:13px;font-weight:600;color:var(--text-2);margin-left:4px;}
.metric-badge span{display:block;margin-top:6px;font-size:13px;color:var(--text-2);}
.mini-chart{
  margin-top:32px;display:grid;grid-template-columns:repeat(7,1fr);gap:14px;
  align-items:end;height:200px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px 20px;box-shadow:var(--shadow-1);
}
.mini-bar{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;gap:8px;}
.mini-bar .bar{
  width:100%;max-width:46px;border-radius:10px 10px 5px 5px;background:var(--brand-grad);
  transition:transform .25s ease;
}
.mini-bar:hover .bar{transform:translateY(-4px);}
.mini-bar em{font-style:normal;font-size:13px;color:var(--text-2);font-variant-numeric:tabular-nums;}
.mini-bar i{font-style:normal;font-size:12px;color:var(--brand-deep);font-weight:700;font-variant-numeric:tabular-nums;}

/* Bento */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.bento-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(240,65,126,.35);}
.bento-card:hover .bento-arrow{transform:translateX(6px);}
.bento-main{grid-column:span 2;grid-row:span 2;}
.bento-tall{grid-column:span 4;flex-direction:row;align-items:stretch;}
.bento-media{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:#F4EDE8;}
.bento-main .bento-media{aspect-ratio:16/10;}
.bento-tall .bento-media{width:38%;aspect-ratio:4/3;min-height:190px;}
.bento-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.bento-card:hover .bento-media img{transform:scale(1.04);}
.bento-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.bento-tall .bento-body{justify-content:center;}
.badge{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  background:var(--badge-bg);border:1px solid var(--badge-line);color:var(--brand-deep);
  border-radius:999px;padding:4px 12px;font-size:12px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:12px;
}
.badge--mint{background:rgba(47,191,160,.10);border-color:rgba(47,191,160,.30);color:#1F8E78;}
.bento-body h3{font-size:18px;color:var(--text);}
.bento-main .bento-body h3{font-size:22px;}
.bento-body p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.75;}
.bento-arrow{
  margin-top:auto;padding-top:16px;font-size:14px;font-weight:700;color:var(--brand);
  display:inline-flex;align-items:center;gap:6px;transition:transform .25s ease;
}

/* 分类入口通道 */
.channel-rail{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;}
.channel-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  scroll-snap-align:start;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(240,65,126,.35);}
.channel-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#F4EDE8;}
.channel-body{padding:14px 16px 18px;}
.channel-body h3{font-size:15px;color:var(--text);}
.channel-count{
  display:inline-block;margin-top:10px;font-size:12px;font-weight:700;color:var(--brand-deep);
  background:var(--badge-bg);border:1px solid var(--badge-line);border-radius:999px;padding:3px 10px;
  font-variant-numeric:tabular-nums;
}

/* 对比 */
.compare{
  display:grid;grid-template-columns:1fr 76px 1fr;gap:0;align-items:stretch;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.compare-col{padding:34px 30px;}
.compare-col h3{font-size:18px;margin-bottom:20px;}
.compare-col.is-brand{background:linear-gradient(180deg,rgba(240,65,126,.06),rgba(255,122,69,.05));}
.compare-col.is-brand h3{color:var(--brand-deep);}
.compare-mid{
  display:flex;align-items:center;justify-content:center;
  background:var(--band);border-left:1px solid var(--line);border-right:1px solid var(--line);
}
.compare-mid i{font-size:18px;color:var(--brand);}
.compare-list li{
  display:flex;align-items:flex-start;gap:12px;padding:12px 0;
  border-bottom:1px dashed var(--line);font-size:15px;line-height:1.7;color:var(--text-2);
}
.compare-list li:last-child{border-bottom:none;}
.compare-list li i{flex:0 0 auto;margin-top:6px;font-size:13px;}
.compare-list li i.muted{color:#B9ABB9;}
.compare-list li i.ok{color:var(--accent-mint);}
.compare-col.is-brand .compare-list li{color:var(--text);}

/* 时间轴 */
.timeline{position:relative;padding-left:30px;max-width:820px;}
.timeline::before{
  content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;
  background:var(--brand-grad);opacity:.34;
}
.timeline-item{position:relative;padding-bottom:22px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{
  position:absolute;left:-30px;top:16px;width:14px;height:14px;border-radius:50%;
  background:var(--brand-grad);box-shadow:0 0 0 5px rgba(240,65,126,.10);
}
.timeline-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 22px;box-shadow:var(--shadow-1);display:flex;align-items:center;gap:16px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.timeline-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.timeline-card .badge{margin-bottom:0;flex:0 0 auto;}
.timeline-card p{font-size:15px;color:var(--text-2);}

/* 数据条 + 编者按 */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow-1);
}
.stat-card b{display:block;font-size:30px;font-weight:800;color:var(--brand-deep);line-height:1.15;font-variant-numeric:tabular-nums;}
.stat-card b em{font-style:normal;font-size:14px;font-weight:600;color:var(--text-2);margin-left:4px;}
.stat-card span{display:block;margin-top:8px;font-size:13px;color:var(--text-2);}
.editor-note{
  position:relative;margin-top:28px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:24px 26px 24px 30px;box-shadow:var(--shadow-1);
}
.editor-note::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;border-radius:3px;background:var(--brand-grad);
}
.editor-note h3{font-size:15px;color:var(--brand-deep);margin-bottom:8px;}
.editor-note p{font-size:15px;color:var(--text-2);}

/* 图文信息流 */
.feed{border-top:1px solid var(--line);}
.feed-item{
  display:grid;grid-template-columns:250px 1fr;gap:26px;align-items:center;
  padding:26px 0;border-bottom:1px solid var(--line);
}
.feed-media{position:relative;border-radius:var(--r-md);overflow:hidden;background:#F4EDE8;aspect-ratio:16/10;}
.feed-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.feed-item:hover .feed-media img{transform:scale(1.04);}
.feed-body h3{font-size:18px;color:var(--text);transition:color .25s ease;}
.feed-item:hover .feed-body h3{color:var(--brand-deep);}
.feed-body p{margin-top:10px;font-size:14.5px;color:var(--text-2);line-height:1.75;}
.meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:14px;font-size:13px;color:var(--text-2);}
.meta .avatar{
  width:26px;height:26px;border-radius:50%;background:var(--brand-grad);flex:0 0 auto;
}
.tag{
  display:inline-flex;align-items:center;font-size:12px;font-weight:600;
  color:var(--brand-deep);background:var(--badge-bg);border:1px solid var(--badge-line);
  border-radius:999px;padding:2px 10px;
}

/* 榜单 */
.rank-wrap{display:grid;grid-template-columns:2fr 1fr;gap:26px;align-items:start;}
.rank-list{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);overflow:hidden;}
.rank-item{
  display:flex;align-items:center;gap:18px;padding:20px 26px;border-bottom:1px solid var(--line);
  transition:background-color .25s ease;
}
.rank-item:last-child{border-bottom:none;}
.rank-item:hover{background:var(--band);}
.rank-no{
  flex:0 0 auto;font-size:26px;font-weight:800;line-height:1;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.rank-info{flex:1 1 auto;min-width:0;}
.rank-info h3{font-size:16.5px;color:var(--text);}
.rank-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;}
.rank-tags span{font-size:12px;color:var(--text-2);background:var(--band);border-radius:999px;padding:2px 10px;border:1px solid var(--line);}
.rank-heat{
  flex:0 0 auto;font-size:14px;font-weight:800;color:var(--brand-deep);
  background:var(--badge-bg);border:1px solid var(--badge-line);border-radius:999px;
  padding:4px 12px;font-variant-numeric:tabular-nums;
}
.rank-feature{
  background:var(--ink-900);color:var(--text-inv);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.rank-feature img{width:100%;aspect-ratio:4/3;object-fit:cover;opacity:.9;}
.rank-feature-body{padding:24px;}
.rank-feature-body h3{font-size:18px;color:#fff;}
.rank-feature-body p{margin-top:10px;font-size:14px;color:rgba(247,241,249,.76);line-height:1.75;}
.rank-feature-body .btn{margin-top:18px;}

/* 更新日历 */
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:14px;}
.cal-day{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 12px;text-align:center;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.cal-day:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.cal-day .cal-name{display:block;font-size:13px;color:var(--text-2);}
.cal-day b{display:block;margin-top:10px;font-size:26px;font-weight:800;color:var(--text);line-height:1.1;font-variant-numeric:tabular-nums;}
.cal-day .cal-state{display:block;margin-top:6px;font-size:12px;color:var(--text-2);}
.cal-day .cal-dot{display:block;width:8px;height:8px;border-radius:50%;background:var(--accent-mint);margin:12px auto 0;}
.cal-day.is-today{background:var(--brand-grad);border-color:transparent;}
.cal-day.is-today .cal-name,.cal-day.is-today .cal-state{color:rgba(255,255,255,.86);}
.cal-day.is-today b{color:#fff;}
.cal-day.is-today .cal-dot{background:#fff;}

/* 保障卡 */
.guard-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.guard-card{
  background:var(--band);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;display:flex;gap:18px;align-items:flex-start;
  transition:transform .25s ease,box-shadow .25s ease;
}
.guard-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);}
.guard-icon{
  flex:0 0 auto;width:46px;height:46px;border-radius:14px;background:#fff;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  color:var(--brand);font-size:18px;
}
.guard-card h3{font-size:17px;color:var(--text);}
.guard-card p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.75;}

/* 合作条 */
.partner-row{display:flex;flex-wrap:wrap;gap:14px;}
.partner-item{
  flex:1 1 170px;min-height:64px;display:flex;align-items:center;justify-content:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  font-size:14px;font-weight:700;color:#B4A8B8;letter-spacing:.02em;
  transition:color .25s ease,border-color .25s ease,transform .25s ease;
}
.partner-item:hover{color:var(--brand-deep);border-color:rgba(240,65,126,.35);transform:translateY(-3px);}
.partner-note{margin-top:18px;font-size:14px;color:var(--text-2);}

/* 快速解答 */
.qa-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.qa-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:4px 20px 20px 20px;padding:24px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.qa-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.qa-card h3{font-size:16px;color:var(--brand-deep);display:flex;gap:8px;align-items:flex-start;}
.qa-card h3 i{margin-top:4px;font-size:14px;}
.qa-card p{margin-top:12px;font-size:14.5px;color:var(--text-2);line-height:1.8;}

/* FAQ */
.faq-list{max-width:860px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(240,65,126,.35);box-shadow:var(--shadow-1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;align-items:center;gap:14px;font-size:16px;font-weight:700;color:var(--text);
  min-height:44px;transition:color .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";margin-left:auto;flex:0 0 auto;font-size:20px;font-weight:400;color:var(--brand);
  transition:transform .25s ease;line-height:1;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand-deep);}
.faq-item[open] summary{color:var(--brand-deep);}
.faq-item summary:focus-visible{outline:3px solid rgba(240,65,126,.40);outline-offset:-3px;}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--badge-bg);
  border:1px solid var(--badge-line);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;
}
.faq-body{padding:0 24px 22px 64px;transition:opacity .25s ease;}
.faq-body p{font-size:15px;line-height:1.8;color:var(--text-2);}

/* 表单 */
.signup{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.signup-copy h2{font-size:clamp(22px,2.6vw,32px);color:var(--text);}
.signup-copy p{margin-top:16px;font-size:15.5px;color:var(--text-2);line-height:1.85;}
.signup-points{margin-top:24px;display:grid;gap:12px;}
.signup-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-2);}
.signup-points li i{color:var(--accent-mint);margin-top:6px;font-size:13px;}
.form-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);padding:32px 30px 28px;overflow:hidden;
}
.form-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--brand-grad);
}
.field{margin-bottom:18px;max-width:520px;}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--text);margin-bottom:8px;}
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"]{
  width:100%;height:48px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;padding:0 16px;font-size:15px;color:var(--text);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.field input::placeholder{color:#B4A8B8;}
.field input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(240,65,126,.16);}
.chips{display:flex;flex-wrap:wrap;gap:10px;max-width:520px;}
.chip{position:relative;display:inline-flex;}
.chip input{position:absolute;opacity:0;width:0;height:0;}
.chip span{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:38px;padding:0 16px;border-radius:999px;font-size:13.5px;font-weight:600;
  color:var(--text-2);background:#fff;border:1px solid var(--line);cursor:pointer;
  transition:all .25s ease;
}
.chip span:hover{border-color:rgba(240,65,126,.45);color:var(--brand-deep);}
.chip input:checked + span{background:var(--badge-bg);border-color:var(--brand);color:var(--brand-deep);}
.chip input:focus-visible + span{outline:3px solid rgba(240,65,126,.35);outline-offset:2px;}
.agree{display:flex;align-items:flex-start;gap:10px;margin:18px 0 22px;font-size:13.5px;color:var(--text-2);max-width:520px;}
.agree input{width:18px;height:18px;margin-top:4px;accent-color:var(--brand);flex:0 0 auto;}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-2);line-height:1.7;max-width:520px;}
.form-msg{
  display:none;margin-top:16px;padding:14px 18px;border-radius:var(--r-sm);
  background:rgba(47,191,160,.10);border:1px solid rgba(47,191,160,.32);
  color:#1F8E78;font-size:14px;font-weight:600;max-width:520px;
}
.form-msg.is-show{display:block;}

/* 页脚 */
.site-footer{background:var(--ink-900);color:var(--text-inv);padding-top:72px;padding-bottom:32px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;color:rgba(247,241,249,.68);line-height:1.8;max-width:320px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:18px;letter-spacing:.02em;}
.footer-col li{margin-bottom:12px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(247,241,249,.68);position:relative;display:inline-block;padding-bottom:2px;}
.footer-col a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--brand-grad);
  transition:right .25s ease;
}
.footer-col a:hover{color:#fff;}
.footer-col a:hover::after{right:0;}
.footer-col a:focus-visible{outline:3px solid rgba(240,65,126,.45);outline-offset:3px;border-radius:4px;}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(247,241,249,.55);
}

/* 响应式 */
@media (max-width:1024px){
  :root{--sec:72px;}
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{height:64px;}
  .hero-inner{padding-top:64px;padding-bottom:64px;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .bento-main{grid-column:span 2;grid-row:span 2;}
  .bento-tall{grid-column:span 2;flex-direction:column;}
  .bento-tall .bento-media{width:100%;aspect-ratio:16/9;min-height:0;}
  .channel-rail{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;-webkit-overflow-scrolling:touch;}
  .channel-rail::-webkit-scrollbar{display:none;}
  .channel-card{flex:0 0 200px;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .qa-grid{grid-template-columns:repeat(2,1fr);}
  .rank-wrap{grid-template-columns:1fr;}
  .calendar{grid-template-columns:repeat(4,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .section{padding-top:56px;padding-bottom:56px;}
  .hero{min-height:76vh;}
  .compare{grid-template-columns:1fr;}
  .compare-mid{padding:14px 0;border-left:none;border-right:none;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .compare-mid i{transform:rotate(90deg);}
  .feed-item{grid-template-columns:1fr;gap:16px;}
  .feed-media{aspect-ratio:16/10;}
  .guard-grid{grid-template-columns:1fr;}
  .signup{grid-template-columns:1fr;gap:28px;}
  .calendar{grid-template-columns:repeat(2,1fr);}
  .form-card{padding:26px 20px 24px;}
}
@media (max-width:520px){
  .grid-container{padding-left:18px;padding-right:18px;}
  .hero h1{font-size:28px;}
  .hero-stat{min-width:132px;padding:12px 16px;}
  .hero-stat b{font-size:21px;}
  .bento{grid-template-columns:1fr;}
  .bento-main,.bento-tall{grid-column:span 1;grid-row:auto;}
  .stat-row{grid-template-columns:1fr;}
  .qa-grid{grid-template-columns:1fr;}
  .calendar{grid-template-columns:repeat(2,1fr);}
  .metric-badge{flex:1 1 100%;}
  .mini-chart{height:170px;padding:20px 16px 16px;gap:8px;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-body{padding:0 18px 18px 48px;}
  .footer-grid{grid-template-columns:1fr;}
  .header-actions .btn{height:38px;padding:0 14px;font-size:13px;}
}

/* roulang page: category1 */
:root{
    --brand-1:#FF7A45;
    --brand-2:#F0417E;
    --brand-grad:linear-gradient(135deg,#FF7A45 0%,#F0417E 100%);
    --brand:#F0417E;
    --brand-deep:#C22C63;
    --accent-mint:#2FBFA0;
    --ink-900:#2A1B36;
    --ink-800:#3A2846;
    --paper:#FFF9F5;
    --card:#FFFFFF;
    --band:#FDF1EA;
    --line:#F1E3DA;
    --text:#1F1626;
    --text-2:#6B5F71;
    --text-inv:#F7F1F9;
    --badge-bg:rgba(240,65,126,.10);
    --badge-line:rgba(240,65,126,.22);
    --r-lg:24px;
    --r-md:16px;
    --r-sm:12px;
    --shadow-1:0 8px 24px rgba(42,27,54,.08);
    --shadow-2:0 14px 36px rgba(42,27,54,.14);
    --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;line-height:1.8;font-weight:400;color:var(--text);background:var(--paper);
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .25s ease,opacity .25s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
input,button{outline:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.32;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.grid-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%;}
.section{padding-top:var(--sec);padding-bottom:var(--sec);}
.section--band{background:var(--band);}
.section--tight{padding-top:64px;padding-bottom:64px;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);color:var(--text);}
.section-head .lead{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.8;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-deep);
    background:var(--badge-bg);border:1px solid var(--badge-line);border-radius:999px;
    padding:5px 14px;margin-bottom:16px;font-variant-numeric:tabular-nums;
}
.num{font-variant-numeric:tabular-nums;}
/* 按钮 */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:700;
    border:1px solid transparent;cursor:pointer;min-height:44px;
    transition:transform .25s ease,box-shadow .25s ease,background-color .25s ease,color .25s ease,border-color .25s ease,background-position .4s ease;
}
.btn-brand{background:var(--brand-grad);background-size:180% 180%;background-position:0% 50%;color:#fff;box-shadow:var(--shadow-1);}
.btn-brand:hover{background-position:100% 50%;transform:translateY(-2px);box-shadow:var(--shadow-2);color:#fff;}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-outline:hover{background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:focus-visible{outline:3px solid rgba(240,65,126,.45);outline-offset:2px;}
.text-link{
    display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand);
    border-bottom:1px solid rgba(240,65,126,.35);padding-bottom:2px;
}
.text-link i{transition:transform .25s ease;}
.text-link:hover{color:var(--brand-deep);border-bottom-color:var(--brand-deep);}
.text-link:hover i{transform:translateX(4px);}
.text-link:focus-visible{outline:3px solid rgba(240,65,126,.40);outline-offset:3px;border-radius:4px;}
/* 头部 */
.site-header{position:sticky;top:0;z-index:120;background:var(--ink-900);border-bottom:1px solid rgba(255,255,255,.06);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{position:relative;width:30px;height:30px;border-radius:9px;background:var(--brand-grad);flex:0 0 auto;}
.brand-mark::after{content:"";position:absolute;inset:8px;border:2px solid rgba(255,255,255,.9);border-radius:4px;}
.brand-text{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.main-nav{display:flex;align-items:center;gap:30px;}
.nav-link{position:relative;font-size:15px;color:var(--text-inv);padding:8px 0;display:inline-block;}
.nav-link::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--brand-grad);transition:right .28s ease;}
.nav-link:hover{color:#fff;}
.nav-link:hover::after,.nav-link.is-active::after{right:0;}
.nav-link.is-active{color:#fff;font-weight:700;}
.nav-link:focus-visible{outline:3px solid rgba(240,65,126,.45);outline-offset:4px;border-radius:4px;}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
    display:none;width:44px;height:44px;border-radius:var(--r-sm);background:transparent;
    border:1px solid rgba(255,255,255,.24);cursor:pointer;
    flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;background:var(--ink-800);border-top:1px solid rgba(255,255,255,.08);}
.mobile-nav.is-open{display:block;}
.mobile-nav a{display:block;padding:14px 24px;color:var(--text-inv);font-size:15px;border-bottom:1px solid rgba(255,255,255,.06);min-height:44px;}
.mobile-nav a:hover{background:rgba(255,255,255,.06);color:#fff;}
/* 分类窄头 */
.cat-hero{position:relative;overflow:hidden;background:var(--ink-900);color:#fff;padding:44px 0 46px;min-height:240px;display:flex;align-items:center;}
.cat-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.jpg');background-size:cover;background-position:center;opacity:.42;}
.cat-hero-mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(42,27,54,.95) 0%,rgba(42,27,54,.74) 55%,rgba(42,27,54,.9) 100%);}
.cat-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(247,241,249,.72);margin-bottom:18px;}
.breadcrumb a{color:rgba(247,241,249,.86);}
.breadcrumb a:hover{color:#fff;border-bottom:1px solid rgba(255,255,255,.6);}
.breadcrumb .sep{opacity:.5;}
.cat-hero h1{font-size:clamp(26px,3.6vw,42px);color:#fff;max-width:900px;}
.cat-hero .cat-desc{margin-top:16px;max-width:720px;font-size:16px;line-height:1.8;color:rgba(247,241,249,.82);}
.cat-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.stat-pill{
    display:inline-flex;align-items:baseline;gap:6px;padding:9px 18px;border-radius:999px;
    background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
    color:#fff;font-size:13px;
}
.stat-pill b{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;}
.stat-pill span{color:rgba(247,241,249,.76);}
/* 更新节奏 */
.pace-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;}
.pace-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.badge{
    display:inline-flex;align-items:center;gap:6px;border-radius:999px;
    background:var(--badge-bg);border:1px solid var(--badge-line);color:var(--brand-deep);
    font-size:13px;font-weight:700;padding:5px 13px;font-variant-numeric:tabular-nums;
}
.badge-mint{background:rgba(47,191,160,.10);border-color:rgba(47,191,160,.32);color:#1E8C75;}
.pace-chart{display:flex;align-items:flex-end;gap:12px;height:200px;padding:22px 20px 16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);}
.pace-col{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:10px;}
.pace-bar{width:100%;max-width:34px;height:var(--h);min-height:10px;border-radius:8px 8px 4px 4px;background:var(--brand-grad);opacity:.9;}
.pace-day{font-size:12px;color:var(--text-2);font-variant-numeric:tabular-nums;}
/* 作品网格 */
.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.work-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
    padding:16px;box-shadow:var(--shadow-1);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
    position:relative;
}
.work-card::after{
    content:"";position:absolute;inset:0;border-radius:var(--r-md);
    background:var(--brand-grad);opacity:0;pointer-events:none;
    -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
    -webkit-mask-composite:xor;mask-composite:exclude;padding:1px;
    transition:opacity .25s ease;
}
.work-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.work-card:hover::after{opacity:1;}
.work-cover{position:relative;aspect-ratio:3 / 4;border-radius:var(--r-sm);overflow:hidden;background:#F4EBE4;}
.work-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.work-card:hover .work-cover img{transform:scale(1.04);}
.work-cover .badge{position:absolute;top:10px;right:10px;background:rgba(255,255,255,.94);border-color:rgba(240,65,126,.28);backdrop-filter:saturate(120%);}
.work-body{padding:14px 2px 2px;}
.work-body h3{font-size:17px;line-height:1.5;}
.work-body h3 a:hover{color:var(--brand);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;}
.tag{font-size:12px;color:var(--text-2);background:var(--band);border:1px solid var(--line);border-radius:999px;padding:3px 10px;}
.work-meta{display:flex;align-items:center;gap:6px;margin-top:12px;font-size:13px;color:var(--text-2);font-variant-numeric:tabular-nums;}
.work-meta i{color:var(--brand);}
.grid-more{display:flex;justify-content:center;margin-top:44px;}
/* 长文 */
.prose{max-width:720px;}
.prose h3{
    font-size:18px;margin-top:30px;margin-bottom:10px;
    background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
    display:inline-block;
}
.prose h3:first-child{margin-top:0;}
.prose p{line-height:1.9;color:var(--text);margin-bottom:14px;}
.prose p.note{color:var(--text-2);font-size:14px;}
/* 榜单 */
.rank-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);overflow:hidden;}
.rank-item{display:flex;align-items:center;gap:20px;padding:22px 26px;border-bottom:1px solid var(--line);transition:background-color .25s ease;}
.rank-item:last-child{border-bottom:0;}
.rank-item:hover{background:var(--band);}
.rank-no{
    font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;flex:0 0 auto;min-width:48px;
    background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.rank-main{flex:1 1 auto;min-width:0;}
.rank-main h3{font-size:17px;}
.rank-main h3 a:hover{color:var(--brand);}
.rank-extra{flex:0 0 auto;}
/* 专题卡 */
.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.topic-card{
    position:relative;display:flex;align-items:flex-end;min-height:220px;border-radius:var(--r-lg);
    overflow:hidden;color:#fff;box-shadow:var(--shadow-1);isolation:isolate;
}
.topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;}
.topic-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(42,27,54,.18) 0%,rgba(42,27,54,.88) 100%);z-index:-1;}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);transition:transform .25s ease,box-shadow .25s ease;}
.topic-inner{padding:26px;}
.topic-inner h3{font-size:20px;color:#fff;}
.topic-inner p{margin-top:10px;font-size:14px;color:rgba(247,241,249,.84);max-width:420px;}
.topic-card--wide{grid-column:span 2;min-height:250px;}
/* 标签墙 */
.tag-wall{display:flex;flex-wrap:wrap;gap:12px;}
.tag-chip{
    font-size:13.5px;color:var(--text-2);background:var(--band);border:1px solid var(--line);
    border-radius:999px;padding:8px 16px;line-height:1.4;transition:color .25s ease,border-color .25s ease,background-color .25s ease;
    display:inline-block;min-height:auto;
}
.tag-chip:hover{color:var(--brand);border-color:var(--badge-line);background:#fff;}
/* FAQ */
.accordion{border:0;background:transparent;}
.accordion-item{border:1px solid var(--line)!important;border-radius:var(--r-md);background:#fff;margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-1);}
.accordion-title{
    font-size:16px;font-weight:700;color:var(--text);padding:20px 24px;border:0!important;
    display:flex;align-items:center;gap:12px;min-height:44px;
    transition:color .25s ease,background-color .25s ease;
}
.accordion-title:hover{color:var(--brand);background:var(--band);}
.accordion-title::before{
    content:"\f128";font-family:"Font Awesome 6 Free";font-weight:900;font-size:14px;
    color:var(--brand);flex:0 0 auto;
}
.accordion-item.is-active .accordion-title{color:var(--brand);}
.accordion-content{padding:0 24px 22px 60px!important;border:0!important;color:var(--text-2);font-size:15px;line-height:1.8;}
.accordion-content p{color:var(--text-2);}
/* 订阅条 */
.sub-bar{
    display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
    padding:26px 30px;position:relative;overflow:hidden;box-shadow:var(--shadow-1);
}
.sub-bar::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand-grad);}
.sub-bar p{font-size:16px;font-weight:700;color:var(--text);}
.sub-bar p span{display:block;font-size:14px;font-weight:400;color:var(--text-2);margin-top:4px;}
/* 页脚 */
.site-footer{background:var(--ink-900);color:var(--text-inv);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(247,241,249,.72);max-width:320px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(247,241,249,.74);}
.footer-col a:hover{color:#fff;border-bottom:1px solid var(--brand);}
.footer-bottom{
    margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13px;color:rgba(247,241,249,.60);
}
/* 响应式 */
@media (max-width:1024px){
    :root{--sec:72px;}
    .main-nav{display:none;}
    .nav-toggle{display:flex;}
    .header-actions .btn{display:none;}
    .pace-wrap{grid-template-columns:1fr;gap:28px;}
    .work-grid{grid-template-columns:repeat(2,1fr);}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
    .section--tight{padding-top:48px;padding-bottom:48px;}
    .topic-grid{grid-template-columns:1fr;}
    .topic-card--wide{grid-column:span 1;}
    .rank-item{padding:18px;gap:14px;}
    .rank-no{font-size:22px;min-width:38px;}
    .rank-extra{display:none;}
    .accordion-content{padding-left:24px!important;}
}
@media (max-width:640px){
    :root{--sec:56px;}
    .grid-container{padding-left:18px;padding-right:18px;}
    .header-inner{height:56px;}
    .brand-text{font-size:17px;}
    .work-grid{grid-template-columns:1fr;gap:18px;}
    .cat-hero{padding:36px 0 38px;}
    .stat-pill{padding:8px 14px;font-size:12px;}
    .stat-pill b{font-size:16px;}
    .pace-chart{height:170px;gap:8px;padding:16px 14px 12px;}
    .pace-day{font-size:11px;}
    .footer-grid{grid-template-columns:1fr;}
    .sub-bar{padding:22px;flex-direction:column;align-items:flex-start;}
    .sub-bar .btn{width:100%;}
}