/* roulang page: index */
:root{
  --c-primary:#C2402B;
  --c-primary-deep:#8E2F1E;
  --c-accent:#C99A3F;
  --c-ink:#241F1B;
  --c-ink-2:#6B5F55;
  --c-bg:#F7F2EA;
  --c-surface:#FFFFFF;
  --c-deep:#223C38;
  --c-line:#E4D9C9;
  --shadow-sm:0 2px 8px rgba(36,31,27,.06);
  --shadow-md:0 12px 32px rgba(36,31,27,.09);
  --r-card:16px;
  --r-btn:12px;
  --r-pill:999px;
  --r-img:12px;
  --section-y:96px;
  --container:1200px;
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;}
.container{max-width:var(--container);padding-left:24px;padding-right:24px;}
.row{--bs-gutter-x:24px;--bs-gutter-y:24px;}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  height:76px;display:flex;align-items:center;
  background:rgba(247,242,234,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.28);
  box-shadow:var(--shadow-sm);
  transition:height .25s ease,background .25s ease,border-color .25s ease;
}
.site-header.is-stuck{
  height:64px;
  background:rgba(247,242,234,.96);
  border-bottom:1px solid var(--c-line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;}
.brand{display:flex;align-items:baseline;gap:8px;flex-shrink:0;}
.brand-mark{
  font-family:var(--font-serif);font-size:24px;font-weight:700;letter-spacing:2px;
  color:var(--c-ink);transition:color .2s ease;
}
.brand-sub{
  font-size:12px;letter-spacing:3px;color:var(--c-ink-2);
  border-left:1px solid var(--c-accent);padding-left:8px;line-height:1;
}
.brand:hover .brand-mark{color:var(--c-primary);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-block;
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:15px;color:var(--c-ink);font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(194,64,43,.09);color:var(--c-primary-deep);}
.nav-link.is-active{color:var(--c-primary-deep);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
  background:var(--c-accent);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:rgba(255,255,255,.7);
  color:var(--c-ink-2);transition:all .2s ease;
}
.icon-btn:hover{border-color:rgba(194,64,43,.4);color:var(--c-primary);background:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;font-size:15px;line-height:1;
  padding:13px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(194,64,43,.20);}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(142,47,30,.26);}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-ink);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:#fff;}
.btn-gold{background:var(--c-accent);color:var(--c-deep);box-shadow:0 6px 18px rgba(201,154,63,.26);}
.btn-gold:hover{background:#d9a945;color:var(--c-deep);transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-icon{
  width:42px;height:42px;padding:0;border-radius:var(--r-btn);
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink);
  display:inline-flex;align-items:center;justify-content:center;
}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:148px 0 64px;
  background:
    radial-gradient(circle at 82% 18%,rgba(201,154,63,.10),transparent 46%),
    radial-gradient(circle at 8% 72%,rgba(194,64,43,.07),transparent 48%),
    var(--c-bg);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:2px;color:var(--c-primary);font-weight:600;
  text-transform:none;margin-bottom:18px;
}
.eyebrow::before{content:"";width:48px;height:2px;background:var(--c-accent);display:inline-block;}
.hero h1{
  font-family:var(--font-serif);
  font-size:44px;line-height:1.25;font-weight:700;letter-spacing:.5px;
  margin-bottom:22px;color:var(--c-ink);
}
.hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-lead{font-size:16px;line-height:1.85;color:var(--c-ink-2);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-facts{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:30px;font-size:14px;color:var(--c-ink-2);
}
.hero-facts span{display:inline-flex;align-items:center;gap:8px;}
.hero-facts span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block;}
.quiz-card{
  position:relative;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:20px;
  padding:28px;box-shadow:var(--shadow-md);
}
.quiz-card::before{
  content:"";position:absolute;inset:-12px -12px auto auto;
  width:88px;height:88px;border-top:1px solid var(--c-accent);border-right:1px solid var(--c-accent);
  border-radius:0 20px 0 0;pointer-events:none;
}
.quiz-title{
  font-family:var(--font-serif);font-size:20px;font-weight:700;margin-bottom:6px;
}
.quiz-sub{font-size:13px;color:var(--c-ink-2);margin-bottom:20px;}
.quiz-row{margin-bottom:16px;}
.quiz-row-label{font-size:13px;font-weight:600;color:var(--c-ink);margin-bottom:8px;letter-spacing:.5px;}
.chip-set{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-block;padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:#FDFAF5;
  font-size:13px;color:var(--c-ink-2);cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{border-color:rgba(194,64,43,.35);color:var(--c-primary);}
.chip.is-on{background:rgba(194,64,43,.10);border-color:rgba(194,64,43,.45);color:var(--c-primary-deep);font-weight:600;}
.quiz-result{
  margin-top:20px;padding:18px;border-radius:var(--r-card);
  background:var(--c-bg);border:1px dashed rgba(201,154,63,.55);
}
.quiz-result-head{font-size:13px;color:var(--c-ink-2);margin-bottom:12px;letter-spacing:1px;}
.result-row{display:flex;justify-content:space-between;align-items:baseline;padding:6px 0;border-bottom:1px dashed rgba(228,217,201,.9);}
.result-row:last-child{border-bottom:none;}
.result-row span{font-size:14px;color:var(--c-ink-2);}
.result-row b{font-family:var(--font-serif);font-size:20px;color:var(--c-primary);}
.tagbar{
  padding:0 0 8px;
  background:var(--c-bg);
}
.tagbar-inner{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  border-top:1px solid var(--c-line);padding-top:22px;
}
.tagbar-label{font-size:13px;letter-spacing:2px;color:var(--c-ink-2);margin-right:6px;}
.tag-pill{
  display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.75);border:1px solid var(--c-line);
  font-size:13px;color:var(--c-ink-2);
}

/* ---------- section base ---------- */
.section{padding:var(--section-y) 0;}
.section--surface{background:var(--c-surface);}
.section--bg{background:var(--c-bg);}
.section--deep{
  background:linear-gradient(rgba(34,60,56,.94),rgba(34,60,56,.97)),url('/assets/images/190f4ecac077458a.webp') center/cover no-repeat;
  color:#F4EFE6;
}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head--center .eyebrow{justify-content:center;}
.section-title{
  font-family:var(--font-serif);font-size:32px;line-height:1.3;font-weight:700;letter-spacing:.5px;
}
.section--deep .section-title{color:#fff;}
.section-desc{margin-top:16px;font-size:15px;line-height:1.9;color:var(--c-ink-2);}
.section--deep .section-desc{color:rgba(244,239,230,.78);}

/* ---------- directory ---------- */
.dir-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--c-line);}
.dir-item{
  padding:26px 22px;border-bottom:1px solid var(--c-line);
  border-right:1px solid var(--c-line);
  transition:background .2s ease;
}
.dir-grid .dir-item:nth-child(4n){border-right:none;}
.dir-item:hover{background:rgba(201,154,63,.07);}
.dir-no{
  font-family:var(--font-serif);font-size:14px;color:var(--c-accent);letter-spacing:1px;display:block;margin-bottom:8px;
}
.dir-name{font-size:16px;font-weight:600;margin-bottom:6px;color:var(--c-ink);}
.dir-text{font-size:13px;line-height:1.7;color:var(--c-ink-2);}

/* ---------- pain ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
.pain-item{padding:8px 32px;position:relative;}
.pain-item + .pain-item{border-left:1px solid var(--c-line);}
.pain-no{
  font-family:var(--font-serif);font-size:34px;font-weight:700;color:var(--c-accent);
  line-height:1;margin-bottom:14px;opacity:.9;
}
.pain-title{font-size:17px;font-weight:600;margin-bottom:10px;}
.pain-text{font-size:14px;color:var(--c-ink-2);line-height:1.85;}

/* ---------- solution ---------- */
.solution-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.solution-text p{font-size:15px;color:var(--c-ink-2);line-height:1.9;margin-bottom:16px;}
.mini-table{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:8px 22px;box-shadow:var(--shadow-sm);}
.mini-row{display:grid;grid-template-columns:1fr;gap:4px;padding:18px 0;border-bottom:1px dashed var(--c-line);}
.mini-row:last-child{border-bottom:none;}
.mini-row b{font-family:var(--font-serif);font-size:15px;color:var(--c-primary-deep);letter-spacing:.5px;}
.mini-row span{font-size:14px;color:var(--c-ink-2);}
.figure-3x2{
  position:relative;border-radius:20px;overflow:hidden;
  aspect-ratio:3/2;border:1px solid var(--c-line);
  background:var(--c-bg);box-shadow:var(--shadow-md);
}
.figure-3x2 img{width:100%;height:100%;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  position:relative;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:28px 22px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(194,64,43,.28);}
.step-no{
  font-family:var(--font-serif);font-size:30px;font-weight:700;
  color:var(--c-accent);line-height:1;margin-bottom:14px;
}
.step-name{font-size:16px;font-weight:600;margin-bottom:8px;}
.step-text{font-size:13.5px;color:var(--c-ink-2);line-height:1.8;}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;}
.stat{padding-top:18px;border-top:1px solid rgba(201,154,63,.55);}
.stat-num{
  font-family:var(--font-serif);font-size:46px;font-weight:700;line-height:1.1;
  color:#fff;letter-spacing:1px;
}
.stat-num small{font-size:16px;font-weight:400;color:var(--c-accent);margin-left:6px;font-family:var(--font-sans);}
.stat-label{margin-top:10px;font-size:14px;color:rgba(244,239,230,.72);}

/* ---------- voice ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.voice-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);height:100%;
  display:flex;flex-direction:column;justify-content:space-between;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(194,64,43,.28);}
.voice-quote{
  font-family:var(--font-serif);font-size:32px;line-height:1;color:var(--c-accent);margin-bottom:12px;
}
.voice-text{font-size:14.5px;line-height:1.9;color:var(--c-ink-2);margin-bottom:22px;}
.voice-user{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--c-primary),var(--c-accent));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:var(--font-serif);font-size:16px;font-weight:700;
}
.voice-name{font-size:14px;font-weight:600;}
.voice-meta{font-size:12.5px;color:var(--c-ink-2);}

/* ---------- people ---------- */
.people-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 48px;}
.person{
  padding:16px 0 16px 18px;border-left:3px solid var(--c-accent);
  border-bottom:1px solid var(--c-line);
}
.person-name{font-size:16px;font-weight:600;margin-bottom:4px;}
.person-text{font-size:13.5px;color:var(--c-ink-2);line-height:1.75;}

/* ---------- chart ---------- */
.chart-box{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:34px;box-shadow:var(--shadow-sm);}
.bar-row{margin-bottom:24px;}
.bar-row:last-child{margin-bottom:0;}
.bar-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px;}
.bar-label{font-size:14px;font-weight:600;}
.bar-value{font-family:var(--font-serif);font-size:17px;color:var(--c-primary);}
.bar-track{height:10px;border-radius:var(--r-pill);background:rgba(228,217,201,.6);overflow:hidden;}
.bar-fill{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),var(--c-accent));}
.chart-note{margin-top:22px;font-size:13px;color:var(--c-ink-2);padding-top:18px;border-top:1px dashed var(--c-line);}

/* ---------- cms list ---------- */
.info-card{
  height:100%;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(194,64,43,.28);}
.info-link{display:flex;flex-direction:column;height:100%;padding:24px;}
.badge-gold{
  align-self:flex-start;display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(201,154,63,.16);color:#8a6520;font-size:12px;letter-spacing:1px;
  margin-bottom:14px;
}
.info-title{
  font-size:17px;font-weight:600;line-height:1.55;margin-bottom:10px;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.info-card:hover .info-title{color:var(--c-primary-deep);}
.info-desc{
  font-size:14px;color:var(--c-ink-2);line-height:1.8;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.info-meta{
  margin-top:auto;display:flex;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--c-ink-2);padding-top:14px;border-top:1px solid var(--c-line);
}
.info-meta .arrow{color:var(--c-primary);transition:transform .2s ease;}
.info-card:hover .info-meta .arrow{transform:translateX(4px);}
.side-panel{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-sm);height:100%;}
.side-title{font-family:var(--font-serif);font-size:18px;font-weight:700;margin-bottom:8px;}
.side-sub{font-size:13px;color:var(--c-ink-2);margin-bottom:18px;}
.side-item{
  display:block;padding:14px 0;border-bottom:1px dashed var(--c-line);
  transition:padding-left .2s ease;
}
.side-item:last-of-type{border-bottom:none;}
.side-item:hover{padding-left:6px;}
.side-item-title{display:block;font-size:14.5px;font-weight:600;line-height:1.6;color:var(--c-ink);}
.side-item:hover .side-item-title{color:var(--c-primary);}
.side-item-date{display:block;font-size:12.5px;color:var(--c-ink-2);margin-top:4px;}
.empty-state{
  border:1px dashed rgba(201,154,63,.7);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;background:rgba(255,255,255,.6);
}
.empty-title{font-family:var(--font-serif);font-size:19px;font-weight:700;margin-bottom:8px;}
.empty-desc{font-size:14px;color:var(--c-ink-2);}
.link-more{
  display:inline-flex;align-items:center;gap:8px;margin-top:32px;
  font-size:15px;font-weight:600;color:var(--c-primary);
}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(4px);}

/* ---------- topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.topic-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:block;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(194,64,43,.28);}
.topic-thumb{aspect-ratio:4/3;background:var(--c-bg);overflow:hidden;}
.topic-thumb img{width:100%;height:100%;transition:transform .35s ease;}
.topic-card:hover .topic-thumb img{transform:scale(1.04);}
.topic-body{padding:20px 22px 24px;}
.topic-name{font-size:16.5px;font-weight:600;margin-bottom:8px;display:flex;justify-content:space-between;align-items:center;gap:10px;}
.topic-name i{color:var(--c-primary);font-size:13px;transition:transform .2s ease;}
.topic-card:hover .topic-name i{transform:translateX(4px);}
.topic-desc{font-size:13.5px;color:var(--c-ink-2);line-height:1.75;}

/* ---------- app ---------- */
.app-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;}
.phone-frame{
  width:100%;max-width:290px;aspect-ratio:9/16;margin:0 auto;
  border-radius:24px;overflow:hidden;border:1px solid rgba(201,154,63,.7);
  box-shadow:0 24px 48px rgba(0,0,0,.32);transform:rotate(-3deg);
  background:rgba(255,255,255,.08);
}
.phone-frame img{width:100%;height:100%;}
.app-points{margin:26px 0 30px;}
.app-point{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid rgba(201,154,63,.28);}
.app-point:last-child{border-bottom:none;}
.app-point-no{
  font-family:var(--font-serif);font-size:15px;color:var(--c-accent);flex-shrink:0;padding-top:2px;
}
.app-point b{display:block;font-size:15.5px;color:#fff;margin-bottom:4px;font-weight:600;}
.app-point span{font-size:13.5px;color:rgba(244,239,230,.72);line-height:1.8;}
.app-note{margin-top:16px;font-size:12.5px;color:rgba(244,239,230,.6);}

/* ---------- cities ---------- */
.city-list{display:flex;flex-wrap:wrap;gap:10px 18px;}
.city-chip{
  font-size:14.5px;color:var(--c-ink-2);padding:4px 2px;
  border-bottom:1px solid transparent;transition:all .2s ease;
}
.city-chip:hover{color:var(--c-primary);border-bottom-color:var(--c-accent);}
.city-more{font-size:14px;color:var(--c-accent);font-weight:600;}

/* ---------- rank & roadmap ---------- */
.rank-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;}
.rank-list{border-top:1px solid var(--c-line);}
.rank-item{
  display:flex;align-items:center;gap:16px;padding:15px 0;border-bottom:1px solid var(--c-line);
}
.rank-no{font-family:var(--font-serif);font-size:16px;color:var(--c-accent);width:26px;flex-shrink:0;}
.rank-name{font-size:15px;font-weight:600;flex:1;}
.rank-city{font-size:13px;color:var(--c-ink-2);margin-right:8px;}
.rank-score{font-size:13.5px;color:var(--c-primary);font-weight:600;}
.roadmap{display:flex;flex-direction:column;gap:14px;}
.road-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:18px 20px;display:flex;gap:14px;align-items:flex-start;box-shadow:var(--shadow-sm);
}
.road-tag{
  flex-shrink:0;font-size:12px;padding:3px 10px;border-radius:var(--r-pill);
  background:rgba(34,60,56,.08);color:var(--c-deep);font-weight:600;
}
.road-tag--on{background:rgba(194,64,43,.12);color:var(--c-primary-deep);}
.road-tag--plan{background:rgba(201,154,63,.18);color:#8a6520;}
.road-item b{display:block;font-size:14.5px;margin-bottom:4px;}
.road-item span{font-size:13px;color:var(--c-ink-2);line-height:1.7;}

/* ---------- rules ---------- */
.rules-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 48px;}
.rule{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--c-line);
}
.rule-no{
  font-family:var(--font-serif);font-size:14px;color:var(--c-accent);
  border-left:2px solid var(--c-accent);padding-left:10px;flex-shrink:0;
}
.rule b{display:block;font-size:15px;margin-bottom:4px;font-weight:600;}
.rule span{font-size:13.5px;color:var(--c-ink-2);line-height:1.75;}

/* ---------- faq ---------- */
.faq-acc .accordion-item{
  background:#fff;border:1px solid var(--c-line);border-radius:12px;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-sm);
}
.faq-acc .accordion-button{
  font-size:16px;font-weight:600;color:var(--c-ink);background:transparent;
  padding:20px 22px;box-shadow:none;border-radius:0;
}
.faq-acc .accordion-button:not(.collapsed){
  background:rgba(194,64,43,.04);color:var(--c-primary-deep);
  box-shadow:inset 3px 0 0 var(--c-primary);
}
.faq-acc .accordion-button:focus{box-shadow:inset 3px 0 0 var(--c-accent);}
.faq-acc .accordion-button::after{
  background-image:none;content:"+";font-family:var(--font-sans);font-size:20px;
  color:var(--c-accent);width:22px;height:22px;display:flex;align-items:center;justify-content:center;
  transition:color .2s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{content:"−";color:var(--c-primary);}
.faq-acc .accordion-body{
  font-size:14.5px;line-height:1.9;color:var(--c-ink-2);padding:4px 22px 22px;
}

/* ---------- form ---------- */
.form-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.publish-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--shadow-md);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--c-ink);}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:10px;
  padding:12px 14px;font-size:15px;font-family:inherit;color:var(--c-ink);
  background:#FDFAF5;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:108px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(194,64,43,.12);
}
.form-note{font-size:12.5px;color:var(--c-ink-2);margin-top:14px;line-height:1.7;}

/* ---------- final cta ---------- */
.final-cta{
  position:relative;overflow:hidden;padding:72px 0;
  background:
    radial-gradient(circle at 50% 50%,rgba(255,255,255,.14),transparent 58%),
    var(--c-primary);
  color:#fff;text-align:center;
}
.final-cta::before{
  content:"";position:absolute;inset:0;
  background:repeating-radial-gradient(circle at 50% 50%,rgba(255,255,255,.06) 0 1px,transparent 1px 60px);
  pointer-events:none;
}
.final-cta h2{
  position:relative;font-family:var(--font-serif);font-size:32px;font-weight:700;line-height:1.35;
}
.final-cta p{position:relative;margin-top:14px;font-size:15px;color:rgba(255,255,255,.86);}
.final-cta .final-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-deep);color:rgba(255,255,255,.7);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand-mark{color:#fff;font-family:var(--font-serif);font-size:22px;letter-spacing:2px;}
.footer-brand p{margin-top:14px;font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:300px;}
.footer-title{font-size:14px;color:var(--c-accent);font-weight:600;letter-spacing:1px;margin-bottom:16px;}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:13.5px;color:rgba(255,255,255,.7);transition:color .2s ease;}
.footer-list a:hover{color:#fff;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;align-items:center;font-size:12.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:#fff;}

/* ---------- offcanvas ---------- */
.offcanvas{background:var(--c-bg);color:var(--c-ink);}
.offcanvas-header{border-bottom:1px solid var(--c-line);}
.offcanvas-title{font-family:var(--font-serif);font-size:20px;letter-spacing:2px;}
.offcanvas-body .nav-link{display:block;padding:14px 4px;border-bottom:1px solid var(--c-line);border-radius:0;font-size:16px;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero h1{font-size:38px;}
  .hero-grid{gap:40px;}
  .section-title{font-size:29px;}
  .dir-grid{grid-template-columns:repeat(2,1fr);}
  .dir-grid .dir-item:nth-child(4n){border-right:1px solid var(--c-line);}
  .dir-grid .dir-item:nth-child(2n){border-right:none;}
}
@media (max-width:991px){
  :root{--section-y:72px;}
  .hero{padding:126px 0 48px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:34px;}
  .solution-grid,.app-grid,.form-grid,.rank-grid{grid-template-columns:1fr;gap:32px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .stats{grid-template-columns:repeat(2,1fr);gap:26px;}
  .voice-grid{grid-template-columns:1fr;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .people-grid{grid-template-columns:1fr;gap:0;}
  .rules-grid{grid-template-columns:1fr;gap:0;}
  .pain-grid{grid-template-columns:1fr;gap:0;}
  .pain-item{padding:20px 0;}
  .pain-item + .pain-item{border-left:none;border-top:1px solid var(--c-line);}
  .phone-frame{max-width:240px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--section-y:64px;}
  .container{padding-left:16px;padding-right:16px;}
  .hero{padding:116px 0 40px;}
  .hero h1{font-size:29px;line-height:1.3;}
  .hero-lead{font-size:15px;}
  .section-title{font-size:24px;}
  .section-head{margin-bottom:32px;}
  .steps{grid-template-columns:1fr;}
  .topic-grid{grid-template-columns:1fr;}
  .dir-grid{grid-template-columns:1fr;}
  .dir-grid .dir-item{border-right:none;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat-num{font-size:34px;}
  .quiz-card{padding:22px;}
  .final-cta h2{font-size:24px;}
  .btn{width:100%;}
  .hero-actions .btn,.final-actions .btn{width:auto;flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:479px){
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .stats{grid-template-columns:1fr;}
  .voice-grid{grid-template-columns:1fr;}
}

/* roulang page: article */
:root{
  --c-primary:#C2402B;
  --c-primary-deep:#8E2F1E;
  --c-accent:#C99A3F;
  --c-ink:#241F1B;
  --c-ink-2:#6B5F55;
  --c-bg:#F7F2EA;
  --c-surface:#FFFFFF;
  --c-deep:#223C38;
  --c-line:#E4D9C9;
  --shadow-sm:0 2px 8px rgba(36,31,27,.06);
  --shadow-md:0 12px 32px rgba(36,31,27,.09);
  --r-card:16px;
  --r-btn:12px;
  --r-pill:999px;
  --r-img:12px;
  --section-y:96px;
  --container:1200px;
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button{font-family:inherit;}
.container{max-width:var(--container);padding-left:24px;padding-right:24px;}
.row{--bs-gutter-x:24px;--bs-gutter-y:24px;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;
}
/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  height:76px;display:flex;align-items:center;
  background:rgba(247,242,234,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.28);
  box-shadow:var(--shadow-sm);
  transition:height .25s ease,background .25s ease,border-color .25s ease;
}
.site-header.is-stuck{
  height:64px;
  background:rgba(247,242,234,.96);
  border-bottom:1px solid var(--c-line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;}
.brand{display:flex;align-items:baseline;gap:8px;flex-shrink:0;}
.brand-mark{
  font-family:var(--font-serif);font-size:24px;font-weight:700;letter-spacing:2px;
  color:var(--c-ink);transition:color .2s ease;
}
.brand-sub{
  font-size:12px;letter-spacing:3px;color:var(--c-ink-2);
  border-left:1px solid var(--c-accent);padding-left:8px;line-height:1;
}
.brand:hover .brand-mark{color:var(--c-primary);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-block;
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:15px;color:var(--c-ink);font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(194,64,43,.09);color:var(--c-primary-deep);}
.nav-link.is-active{color:var(--c-primary-deep);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
  background:var(--c-accent);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:rgba(255,255,255,.7);
  color:var(--c-ink-2);transition:all .2s ease;cursor:pointer;
}
.icon-btn:hover{border-color:rgba(194,64,43,.4);color:var(--c-primary);background:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;font-size:15px;line-height:1;
  padding:13px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(194,64,43,.20);}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(142,47,30,.26);}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-ink);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:#fff;}
.btn-gold{background:var(--c-accent);color:var(--c-deep);box-shadow:0 6px 18px rgba(201,154,63,.26);}
.btn-gold:hover{background:#d9a945;color:var(--c-deep);transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.link-arrow i{transition:transform .2s ease;font-size:12px;}
.link-arrow:hover{color:var(--c-primary-deep);}
.link-arrow:hover i{transform:translateX(3px);}
/* ---------- offcanvas ---------- */
.offcanvas{background:var(--c-bg);}
.offcanvas-header{border-bottom:1px solid var(--c-line);padding:20px 24px;}
.offcanvas-title{font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:2px;}
.offcanvas-body{padding:20px 24px 28px;}
.mobile-nav-list{list-style:none;margin:0;padding:0;}
.mobile-nav-list li{margin-bottom:6px;}
.mobile-nav-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:var(--r-btn);
  background:#fff;border:1px solid var(--c-line);
  font-size:15px;font-weight:500;color:var(--c-ink);
}
.mobile-nav-list a:hover{border-color:rgba(194,64,43,.32);color:var(--c-primary);}
.mobile-nav-list i{color:var(--c-accent);font-size:12px;}
.mobile-cta{margin-top:22px;}
/* ---------- page wrap ---------- */
.page-wrap{padding-top:76px;}
/* ---------- breadcrumb ---------- */
.crumb-band{
  background:var(--c-bg);
  border-bottom:1px solid var(--c-line);
  padding:22px 0 20px;
}
.crumb-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-2);margin:0;}
.crumb a{color:var(--c-ink-2);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:var(--c-accent);}
.crumb .current{color:var(--c-ink);font-weight:600;}
.crumb-side{display:flex;align-items:center;gap:14px;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(201,154,63,.14);color:#8a6a20;
  font-size:13px;font-weight:600;letter-spacing:.5px;
  border:1px solid rgba(201,154,63,.32);
}
.badge-cat i{font-size:11px;}
/* ---------- article head ---------- */
.article-head{padding:44px 0 0;background:var(--c-surface);}
.article-title{
  font-family:var(--font-serif);
  font-size:34px;line-height:1.32;font-weight:700;letter-spacing:.4px;
  color:var(--c-ink);margin:16px 0 18px;
  word-break:break-word;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  font-size:14px;color:var(--c-ink-2);margin-bottom:24px;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--c-accent);font-size:12px;}
.gold-rule{height:2px;width:48px;background:var(--c-accent);border-radius:2px;margin:0 0 28px;}
.cover-wrap{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--c-line);background:var(--c-bg);
  aspect-ratio:16/9;box-shadow:var(--shadow-sm);
}
.cover-wrap img{width:100%;height:100%;}
.cover-caption{
  font-size:13px;color:var(--c-ink-2);margin:12px 0 0;padding-bottom:4px;
}
/* ---------- main reading ---------- */
.read-section{padding:48px 0 var(--section-y);background:var(--c-surface);}
.article-body{
  font-size:17px;line-height:1.85;color:var(--c-ink);
  word-break:break-word;
}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-family:var(--font-serif);
  font-size:24px;line-height:1.4;font-weight:700;
  margin:44px 0 18px;padding-left:14px;
  border-left:4px solid var(--c-primary);
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{
  font-family:var(--font-serif);
  font-size:20px;line-height:1.5;font-weight:700;
  margin:32px 0 14px;color:var(--c-ink);
}
.article-body h4{font-size:17px;font-weight:700;margin:24px 0 12px;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-primary-deep);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:22px;}
.article-body ul{list-style:none;padding-left:6px;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;background:var(--c-primary);border-radius:2px;
}
.article-body ol li{margin-bottom:10px;}
.article-body ol li::marker{color:var(--c-primary);font-weight:700;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--c-bg);border-left:3px solid var(--c-accent);
  border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--c-ink-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:22px auto;width:100%;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--c-ink-2);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
  border:1px solid var(--c-line);
}
.article-body th,.article-body td{
  padding:10px 14px;border:1px solid var(--c-line);text-align:left;
}
.article-body th{background:var(--c-bg);font-weight:600;}
.article-body code{
  background:var(--c-bg);padding:2px 6px;border-radius:6px;
  font-size:14px;color:var(--c-primary-deep);
}
.article-body pre{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-img);
  padding:16px 18px;overflow:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;padding:0;color:var(--c-ink);}
/* empty state */
.empty-state{
  border:1px dashed rgba(194,64,43,.36);
  border-radius:var(--r-card);
  background:var(--c-bg);
  padding:56px 24px;text-align:center;
}
.empty-state h2{
  font-family:var(--font-serif);font-size:22px;font-weight:700;
  margin:0 0 10px;color:var(--c-ink);border:none;padding:0;
}
.empty-state p{color:var(--c-ink-2);margin:0 0 22px;font-size:15px;}
/* ---------- sidebar ---------- */
.side-stack{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--c-bg);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-title{
  font-family:var(--font-serif);font-size:17px;font-weight:700;
  margin:0 0 6px;color:var(--c-ink);
}
.side-rule{height:2px;width:32px;background:var(--c-accent);border-radius:2px;margin-bottom:16px;}
.side-card p{font-size:14px;line-height:1.8;color:var(--c-ink-2);margin:0 0 14px;}
.side-list{list-style:none;margin:0;padding:0;}
.side-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--c-ink-2);
  padding:10px 0;border-bottom:1px dashed var(--c-line);
}
.side-list li:last-child{border-bottom:none;padding-bottom:0;}
.side-list .num{
  font-family:var(--font-serif);font-weight:700;color:var(--c-accent);
  font-size:15px;line-height:1.5;min-width:20px;
}
.side-links{list-style:none;margin:0;padding:0;}
.side-links li{margin-bottom:8px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--c-ink);padding:9px 12px;
  background:#fff;border:1px solid var(--c-line);border-radius:10px;
  transition:all .2s ease;
}
.side-links a:hover{border-color:rgba(194,64,43,.32);color:var(--c-primary);transform:translateX(2px);}
.side-links i{font-size:11px;color:var(--c-accent);}
/* ---------- tags & share ---------- */
.tag-share{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  margin-top:44px;padding:20px 0;
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
}
.tag-set{display:flex;flex-wrap:wrap;gap:10px;}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(194,64,43,.07);color:var(--c-primary-deep);
  font-size:13px;font-weight:500;border:1px solid rgba(194,64,43,.16);
  transition:all .2s ease;
}
.tag-pill:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
.share-set{display:flex;align-items:center;gap:10px;}
.share-set .icon-btn{width:38px;height:38px;}
/* ---------- author card ---------- */
.author-card{
  display:flex;gap:20px;align-items:flex-start;
  margin-top:32px;padding:24px;
  background:var(--c-bg);border:1px solid var(--c-line);
  border-radius:var(--r-card);
}
.author-logo{
  flex-shrink:0;width:64px;height:64px;border-radius:14px;
  background:var(--c-deep);color:#F7F2EA;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:2px;
  line-height:1.15;text-align:center;
}
.author-body h3{
  font-family:var(--font-serif);font-size:18px;font-weight:700;margin:0 0 8px;
}
.author-body p{font-size:14px;line-height:1.8;color:var(--c-ink-2);margin:0 0 12px;}
/* ---------- related ---------- */
.related-section{padding:var(--section-y) 0;background:var(--c-bg);border-top:1px solid var(--c-line);}
.sec-head{margin-bottom:36px;}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:2px;color:var(--c-primary);font-weight:600;
  margin-bottom:12px;
}
.sec-eyebrow::before{content:"";width:48px;height:2px;background:var(--c-accent);}
.sec-title{
  font-family:var(--font-serif);font-size:30px;line-height:1.35;font-weight:700;
  margin:0 0 10px;color:var(--c-ink);
}
.sec-desc{font-size:15px;color:var(--c-ink-2);margin:0;max-width:680px;}
.related-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(194,64,43,.28);}
.related-thumb{aspect-ratio:4/3;background:var(--c-bg);overflow:hidden;}
.related-thumb img{width:100%;height:100%;transition:transform .35s ease;}
.related-card:hover .related-thumb img{transform:scale(1.04);}
.related-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.related-body h3{
  font-size:16px;line-height:1.55;font-weight:600;margin:0 0 12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-ink-2);
}
.related-meta i{color:var(--c-accent);font-size:11px;}
/* ---------- prev next ---------- */
.pager-section{padding:0 0 var(--section-y);background:var(--c-bg);}
.pager-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.pager-card{
  display:flex;align-items:center;gap:16px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px 22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pager-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(194,64,43,.28);}
.pager-icon{
  width:44px;height:44px;flex-shrink:0;border-radius:var(--r-pill);
  background:rgba(194,64,43,.08);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
}
.pager-label{font-size:13px;color:var(--c-ink-2);margin:0 0 4px;}
.pager-title{
  font-size:15px;font-weight:600;margin:0;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
/* ---------- cta band ---------- */
.cta-band{
  background:var(--c-deep);color:#F7F2EA;
  padding:56px 0;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(201,154,63,.18),transparent 70%);
  pointer-events:none;
}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;position:relative;z-index:1;}
.cta-title{
  font-family:var(--font-serif);font-size:26px;line-height:1.4;font-weight:700;
  margin:0 0 8px;color:#fff;
}
.cta-desc{margin:0;font-size:14px;color:rgba(247,242,234,.74);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
/* ---------- footer ---------- */
.site-footer{background:var(--c-deep);color:rgba(247,242,234,.72);padding:64px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:44px;
}
.footer-brand .brand-mark{
  font-family:var(--font-serif);font-size:22px;font-weight:700;letter-spacing:2px;
  color:#F7F2EA;display:block;margin-bottom:14px;
}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(247,242,234,.66);margin:0;max-width:340px;}
.footer-title{font-size:14px;font-weight:600;color:var(--c-accent);margin-bottom:16px;letter-spacing:1px;}
.footer-list{list-style:none;margin:0;padding:0;}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:14px;color:rgba(247,242,234,.7);transition:color .2s ease;}
.footer-list a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(247,242,234,.14);
  padding:20px 0 24px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(247,242,234,.56);
}
.footer-bottom a{color:rgba(247,242,234,.7);}
.footer-bottom a:hover{color:#fff;}
/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .article-title{font-size:30px;}
  .sec-title{font-size:27px;}
}
@media (max-width:991.98px){
  .page-wrap{padding-top:70px;}
  .site-header{height:70px;}
  .read-section{padding-top:36px;}
  .side-stack{position:static;margin-top:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .article-title{font-size:27px;}
  .cta-title{font-size:23px;}
}
@media (max-width:767.98px){
  :root{--section-y:64px;}
  .container{padding-left:16px;padding-right:16px;}
  .brand-mark{font-size:20px;}
  .brand-sub{font-size:11px;letter-spacing:2px;}
  .article-head{padding-top:30px;}
  .article-title{font-size:23px;line-height:1.4;}
  .article-meta{font-size:13px;gap:8px 16px;}
  .article-body{font-size:16px;line-height:1.8;}
  .article-body h2{font-size:20px;margin-top:34px;}
  .article-body h3{font-size:18px;}
  .pager-grid{grid-template-columns:1fr;}
  .author-card{flex-direction:column;gap:14px;padding:20px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .tag-share{flex-direction:column;align-items:flex-start;}
  .sec-title{font-size:22px;}
}
@media (max-width:575.98px){
  .article-title{font-size:21px;}
  .cover-caption{font-size:12px;}
  .related-body{padding:16px;}
  .empty-state{padding:40px 18px;}
  .crumb{font-size:13px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#C2402B;
  --c-primary-deep:#8E2F1E;
  --c-accent:#C99A3F;
  --c-ink:#241F1B;
  --c-ink-2:#6B5F55;
  --c-bg:#F7F2EA;
  --c-surface:#FFFFFF;
  --c-deep:#223C38;
  --c-line:#E4D9C9;
  --shadow-sm:0 2px 8px rgba(36,31,27,.06);
  --shadow-md:0 12px 32px rgba(36,31,27,.09);
  --r-card:16px;
  --r-btn:12px;
  --r-pill:999px;
  --r-img:12px;
  --section-y:96px;
  --container:1200px;
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button{font-family:inherit;}
h1,h2,h3,h4{font-family:var(--font-serif);line-height:1.28;margin:0;color:var(--c-ink);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{max-width:var(--container);padding-left:24px;padding-right:24px;}
.row{--bs-gutter-x:24px;--bs-gutter-y:24px;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-accent);outline-offset:2px;
}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  height:76px;display:flex;align-items:center;
  background:rgba(247,242,234,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.28);
  box-shadow:var(--shadow-sm);
  transition:height .25s ease,background .25s ease,border-color .25s ease;
}
.site-header.is-stuck{
  height:64px;
  background:rgba(247,242,234,.96);
  border-bottom:1px solid var(--c-line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;}
.brand{display:flex;align-items:baseline;gap:8px;flex-shrink:0;}
.brand-mark{
  font-family:var(--font-serif);font-size:24px;font-weight:700;letter-spacing:2px;
  color:var(--c-ink);transition:color .2s ease;
}
.brand-sub{
  font-size:12px;letter-spacing:3px;color:var(--c-ink-2);
  border-left:1px solid var(--c-accent);padding-left:8px;line-height:1;
}
.brand:hover .brand-mark{color:var(--c-primary);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-block;
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:15px;color:var(--c-ink);font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(194,64,43,.09);color:var(--c-primary-deep);}
.nav-link.is-active{color:var(--c-primary-deep);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
  background:var(--c-accent);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:rgba(255,255,255,.7);
  color:var(--c-ink-2);transition:all .2s ease;cursor:pointer;
}
.icon-btn:hover{border-color:rgba(194,64,43,.4);color:var(--c-primary);background:#fff;}
.icon-btn:active{transform:translateY(1px);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;font-size:15px;line-height:1;
  padding:13px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(194,64,43,.20);}
.btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(142,47,30,.26);}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-ink);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:#fff;}
.btn-gold{background:var(--c-accent);color:var(--c-deep);box-shadow:0 6px 18px rgba(201,154,63,.26);}
.btn-gold:hover{background:#d9a945;color:var(--c-deep);transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 分类标题带 ---------- */
.cat-banner{
  position:relative;overflow:hidden;
  padding:136px 0 52px;
  background:
    radial-gradient(circle at 88% 12%,rgba(201,154,63,.12),transparent 46%),
    radial-gradient(circle at 6% 86%,rgba(194,64,43,.07),transparent 48%),
    var(--c-bg);
  border-bottom:1px solid var(--c-line);
}
.breadcrumb-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--c-ink-2);margin-bottom:20px;
}
.breadcrumb-line a:hover{color:var(--c-primary);}
.breadcrumb-line .sep{color:var(--c-accent);}
.cat-banner-grid{
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:44px;align-items:end;
}
.cat-kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:2px;color:var(--c-primary);font-weight:600;margin-bottom:14px;
}
.cat-kicker::before{content:"";width:48px;height:2px;background:var(--c-accent);display:inline-block;}
.cat-banner h1{
  font-size:42px;font-weight:700;letter-spacing:.5px;margin-bottom:16px;
}
.cat-lead{font-size:16px;color:var(--c-ink-2);max-width:640px;line-height:1.8;}
.cat-stats{
  display:flex;align-items:stretch;gap:0;
  border-left:1px solid var(--c-line);
}
.cat-stat{padding:2px 26px;text-align:left;}
.cat-stat .num{
  font-family:var(--font-serif);font-size:30px;font-weight:700;color:var(--c-primary);line-height:1.1;
}
.cat-stat .num small{font-size:14px;font-weight:600;margin-left:2px;color:var(--c-ink-2);}
.cat-stat .lbl{font-size:13px;color:var(--c-ink-2);margin-top:6px;letter-spacing:.5px;}

/* ---------- section 通用 ---------- */
.section{padding:var(--section-y) 0;}
.section-surface{background:var(--c-surface);}
.section-line{border-top:1px solid var(--c-line);}
.section-head{margin-bottom:36px;max-width:760px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:2px;color:var(--c-primary);font-weight:600;margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:34px;height:2px;background:var(--c-accent);display:inline-block;}
.section-head h2{font-size:30px;font-weight:700;letter-spacing:.3px;}
.section-head .desc{margin-top:12px;font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.section-head-flex{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;max-width:none;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.text-link i{transition:transform .2s ease;}
.text-link:hover{color:var(--c-primary-deep);}
.text-link:hover i{transform:translateX(3px);}

/* ---------- 概览板块 ---------- */
.overview-grid{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:start;}
.overview-text p{font-size:16px;color:var(--c-ink-2);line-height:1.9;}
.overview-text strong{color:var(--c-ink);font-weight:600;}
.compose-list{border-top:1px solid var(--c-line);}
.compose-item{
  display:grid;grid-template-columns:52px 1fr;gap:16px;
  padding:18px 0;border-bottom:1px dashed var(--c-line);
}
.compose-item .idx{
  font-family:var(--font-serif);font-size:18px;font-weight:700;color:var(--c-accent);line-height:1.5;
}
.compose-item h3{font-size:17px;margin-bottom:6px;}
.compose-item p{font-size:14px;color:var(--c-ink-2);line-height:1.75;}

/* ---------- 筛选条 ---------- */
.filter-bar{
  background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--shadow-sm);
}
.filter-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) auto;
  gap:16px;align-items:end;
}
.filter-field label{
  display:block;font-size:13px;font-weight:600;color:var(--c-ink);margin-bottom:8px;letter-spacing:.5px;
}
.filter-field .form-select{
  width:100%;padding:11px 38px 11px 14px;
  font-size:15px;color:var(--c-ink);
  background-color:#fff;
  border:1px solid var(--c-line);border-radius:10px;
  box-shadow:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%236B5F55'%3E%3Cpath d='M8 11.2 3.4 6.6l1-1L8 9.2l3.6-3.6 1 1z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.filter-field .form-select:focus{
  border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(194,64,43,.10);
}
.filter-reset{
  padding:11px 6px;font-size:14px;font-weight:600;color:var(--c-ink-2);
  background:none;border:none;cursor:pointer;transition:color .2s ease;
}
.filter-reset:hover{color:var(--c-primary);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;padding-top:20px;border-top:1px dashed var(--c-line);}
.tag-chip{
  display:inline-flex;align-items:center;
  padding:7px 16px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:500;
  background:var(--c-bg);border:1px solid var(--c-line);color:var(--c-ink-2);
  transition:all .2s ease;cursor:pointer;
}
.tag-chip:hover{border-color:rgba(194,64,43,.4);color:var(--c-primary);background:#fff;}
.tag-chip.is-on{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

/* ---------- 列表条目 ---------- */
.run-list{display:grid;gap:18px;}
.run-item{
  display:grid;grid-template-columns:224px minmax(0,1fr);
  gap:22px;
  background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:16px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.run-item:hover{
  transform:translateY(-3px);
  border-color:rgba(194,64,43,.28);
  box-shadow:var(--shadow-md);
}
.run-thumb{
  aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;background:var(--c-bg);
}
.run-thumb img{width:100%;height:100%;transition:transform .35s ease;}
.run-item:hover .run-thumb img{transform:scale(1.04);}
.run-body{display:flex;flex-direction:column;gap:10px;padding:4px 4px 4px 0;}
.badge-cat{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.5px;
  background:rgba(201,154,63,.16);color:#8A6520;
  align-self:flex-start;
}
.run-title{
  font-family:var(--font-serif);font-size:19px;font-weight:700;line-height:1.45;color:var(--c-ink);
}
.run-item:hover .run-title{color:var(--c-primary-deep);}
.run-desc{font-size:14.5px;color:var(--c-ink-2);line-height:1.8;}
.run-meta{
  margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  font-size:13px;color:var(--c-ink-2);
}
.run-meta i{color:var(--c-accent);margin-right:5px;}
.run-arrow{
  margin-left:auto;width:34px;height:34px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);color:var(--c-ink-2);background:#fff;
  transition:all .2s ease;
}
.run-item:hover .run-arrow{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

/* ---------- 分页 ---------- */
.pager{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:36px;}
.pager a,.pager span.pg{
  min-width:36px;height:36px;padding:0 10px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;border:1px solid var(--c-line);background:#fff;
  font-size:14px;color:var(--c-ink-2);transition:all .2s ease;
}
.pager a:hover{border-color:rgba(194,64,43,.45);color:var(--c-primary);}
.pager .is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.pager .pg-dots{border:none;background:none;color:var(--c-ink-2);}

/* ---------- 精选卡 ---------- */
.pick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.pick-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.pick-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(194,64,43,.28);}
.pick-thumb{aspect-ratio:3/2;overflow:hidden;background:var(--c-bg);}
.pick-thumb img{width:100%;height:100%;transition:transform .4s ease;}
.pick-card:hover .pick-thumb img{transform:scale(1.04);}
.pick-body{padding:24px;display:flex;flex-direction:column;gap:12px;}
.pick-body h3{font-size:20px;line-height:1.45;}
.pick-body p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8;}
.pick-foot{
  margin-top:auto;padding-top:8px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-ink-2);
}

/* ---------- 参与要点 ---------- */
.tips-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:start;}
.tip-list{border-left:2px solid var(--c-line);padding-left:0;}
.tip-row{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:18px;
  padding:22px 0 22px 26px;position:relative;
}
.tip-row + .tip-row{border-top:1px dashed var(--c-line);}
.tip-row::before{
  content:"";position:absolute;left:-2px;top:26px;width:2px;height:calc(100% - 44px);
  background:var(--c-accent);opacity:.45;
}
.tip-row .num{
  font-family:var(--font-serif);font-size:26px;font-weight:700;color:var(--c-accent);line-height:1.1;
}
.tip-row h3{font-size:18px;margin-bottom:8px;}
.tip-row p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8;}
.tip-aside{
  background:linear-gradient(180deg,rgba(201,154,63,.10),rgba(201,154,63,.02)),var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--shadow-sm);
}
.tip-aside h3{font-size:18px;margin-bottom:14px;}
.tip-aside ul li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--c-ink-2);
  line-height:1.9;
}
.tip-aside ul li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:1px;
  background:var(--c-primary);opacity:.8;
}
.tip-aside .foot-note{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--c-line);
  font-size:13px;color:var(--c-ink-2);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--c-surface);
  border:1px solid var(--c-line)!important;
  border-radius:var(--r-card)!important;
  overflow:hidden;margin-bottom:12px;
  box-shadow:none;
}
.accordion-button{
  font-family:var(--font-serif);font-size:16.5px;font-weight:700;color:var(--c-ink);
  background:var(--c-surface);padding:19px 22px;border-radius:0!important;
  box-shadow:none!important;transition:color .2s ease,background .2s ease;
}
.accordion-button:hover{color:var(--c-primary-deep);}
.accordion-button:not(.collapsed){
  color:var(--c-primary-deep);background:var(--c-surface);
  box-shadow:inset 3px 0 0 var(--c-primary)!important;
}
.accordion-button::after{
  content:"+";font-family:var(--font-serif);font-size:22px;font-weight:700;
  color:var(--c-accent);background-image:none;width:auto;height:auto;
  line-height:1;transform:none;display:flex;align-items:center;
}
.accordion-button:not(.collapsed)::after{content:"−";transform:none;color:var(--c-primary);}
.accordion-body{
  padding:0 22px 20px;font-size:15px;color:var(--c-ink-2);line-height:1.85;
}

/* ---------- 底部 CTA ---------- */
.cat-cta{
  background:var(--c-bg);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
  padding:52px 0;
}
.cat-cta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cat-cta h2{font-size:24px;font-weight:700;margin-bottom:8px;}
.cat-cta p{font-size:14.5px;color:var(--c-ink-2);}
.cat-cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--c-deep);color:rgba(255,255,255,.72);
  padding:64px 0 28px;font-size:14px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.14);
}
.footer-brand .brand-mark{
  font-family:var(--font-serif);font-size:22px;font-weight:700;color:#fff;letter-spacing:2px;
  display:block;margin-bottom:14px;
}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.66);}
.footer-title{
  font-size:13px;letter-spacing:2px;color:var(--c-accent);font-weight:700;margin-bottom:16px;
}
.footer-list li{margin-bottom:10px;}
.footer-list a{color:rgba(255,255,255,.7);font-size:13.5px;transition:color .2s ease;}
.footer-list a:hover{color:#fff;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding-top:24px;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);border-bottom:1px solid rgba(255,255,255,.24);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 移动抽屉 ---------- */
.nav-drawer{background:var(--c-bg);width:320px;max-width:86vw;}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--c-line);padding:20px 22px;}
.nav-drawer .offcanvas-title{font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:2px;}
.nav-drawer .offcanvas-body{padding:18px 22px 26px;display:flex;flex-direction:column;height:100%;}
.drawer-group-title{font-size:12px;letter-spacing:2px;color:var(--c-ink-2);margin:8px 0 10px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 14px;border-radius:10px;font-size:15px;color:var(--c-ink);
  border:1px solid transparent;transition:all .2s ease;
}
.drawer-link:hover{background:#fff;border-color:var(--c-line);color:var(--c-primary);}
.drawer-link.is-active{background:#fff;border-color:var(--c-line);color:var(--c-primary-deep);font-weight:600;}
.drawer-foot{margin-top:auto;padding-top:20px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .cat-banner h1{font-size:38px;}
  .run-item{grid-template-columns:200px minmax(0,1fr);}
}
@media (max-width:991px){
  :root{--section-y:64px;}
  .cat-banner{padding:120px 0 44px;}
  .cat-banner-grid{grid-template-columns:1fr;gap:26px;align-items:start;}
  .cat-stats{border-left:none;border-top:1px solid var(--c-line);padding-top:18px;}
  .cat-stat{padding:0 22px 0 0;}
  .cat-banner h1{font-size:32px;}
  .overview-grid,.tips-grid{grid-template-columns:1fr;gap:32px;}
  .pick-grid{grid-template-columns:1fr;}
  .filter-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .filter-reset{grid-column:1/-1;text-align:left;padding-left:0;}
  .run-item{grid-template-columns:180px minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .cat-banner h1{font-size:28px;}
  .cat-lead{font-size:15px;}
  .cat-stats{flex-wrap:wrap;gap:18px 0;}
  .cat-stat{padding-right:26px;}
  .cat-stat .num{font-size:24px;}
  .section-head h2{font-size:24px;}
  .run-item{grid-template-columns:1fr;gap:14px;padding:14px;}
  .run-thumb{aspect-ratio:16/9;}
  .run-body{padding:0 2px 4px;}
  .run-title{font-size:17.5px;}
  .filter-grid{grid-template-columns:1fr;}
  .pick-body{padding:20px;}
  .cat-cta-inner{flex-direction:column;align-items:flex-start;}
  .cat-cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .tip-row{grid-template-columns:44px minmax(0,1fr);padding-left:18px;}
  .tip-row .num{font-size:22px;}
}
@media (max-width:575px){
  .brand-mark{font-size:21px;}
  .brand-sub{font-size:11px;letter-spacing:2px;}
  .hero-actions .btn{width:100%;}
  .cat-banner{padding-top:112px;}
  .cat-stat{padding-right:18px;}
}