/* roulang page: index */
:root{
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F8EDE8;
  --surface-3:#FDF2EC;
  --primary:#6B3A63;
  --primary-dark:#4E2748;
  --coral:#E97862;
  --coral-soft:#FBE3DC;
  --mint:#3FA98F;
  --mint-soft:#E8F5F1;
  --text:#2A1E28;
  --muted:#7C6A76;
  --border:#E9D9D3;
  --warn:#C97A2B;
  --warn-soft:#FDF0E1;
  --danger:#B8474E;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow:0 12px 32px rgba(74,38,62,.08);
  --shadow-hover:0 18px 40px rgba(74,38,62,.14);
  --container:1200px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{letter-spacing:-.02em;font-weight:700;line-height:1.3}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px}
::selection{background:rgba(233,120,98,.24)}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--alt{background:var(--surface-2)}
.section--light{background:var(--surface)}
.section-head{max-width:760px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(233,120,98,.14);color:#A5462F;
  font-size:13px;font-weight:600;letter-spacing:.01em;
}
.section-head h2{font-size:clamp(24px,2.6vw,33px);margin-top:16px}
.section-desc{margin-top:12px;color:var(--muted);font-size:16px;max-width:680px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(74,38,62,.08)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-mark{font-size:19px;font-weight:700;color:var(--primary);letter-spacing:-.02em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:15px}
.nav-links a{position:relative;padding:7px 0;color:#4C3A46;transition:color var(--ease)}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:2px;
  background:var(--primary);transform:translateX(-50%);transition:width var(--ease);
}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%}
.nav-links a.is-active{color:var(--primary);font-weight:600}
.nav-cta{margin-left:8px}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--primary);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--primary);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  box-shadow:0 18px 36px rgba(74,38,62,.12);
  padding:16px 24px 24px;
}
.drawer.open{display:block}
.drawer a{display:block;padding:12px 4px;border-bottom:1px solid var(--border);font-size:16px}
.drawer .btn{width:100%;margin-top:18px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(107,58,99,.22)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(107,58,99,.28)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--primary)}
.btn-ghost:hover{background:rgba(233,120,98,.14);border-color:rgba(233,120,98,.45);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.18)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:76px 0 64px;background:var(--bg)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/118236e2a7b70407.webp') center/cover no-repeat;
  opacity:.10;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 82% 18%,rgba(233,120,98,.12),transparent 55%),
    radial-gradient(circle at 8% 84%,rgba(107,58,99,.10),transparent 55%);
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center;min-height:560px}
.hero h1{font-size:clamp(30px,4.1vw,50px);margin-top:20px;line-height:1.22}
.hero-sub{margin-top:20px;font-size:17px;color:#5D4A57;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{margin-top:14px;font-size:13px;color:var(--muted)}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.trust-row li{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--border);
  font-size:13px;color:#5D4A57;font-weight:500;
}
.trust-row li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint)}
.hero-visual{position:relative}
.chat-stack{position:relative;padding:14px 6px 22px 0}
.chat-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  padding:16px 18px;box-shadow:var(--shadow);
  font-size:14px;color:#4C3A46;
}
.chat-card .chat-name{display:block;font-size:12px;font-weight:600;color:var(--coral);margin-bottom:6px;letter-spacing:.02em}
.chat-card.c1{max-width:340px;transform:rotate(-1.2deg)}
.chat-card.c2{max-width:320px;margin:18px 0 0 auto;transform:rotate(1.1deg)}
.chat-card p{line-height:1.65}
.chat-card.mini{
  display:flex;align-items:center;gap:8px;margin:18px 0 0 18px;max-width:230px;
  padding:12px 16px;font-size:13px;font-weight:600;color:var(--primary-dark);
}
.dot-online{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(63,169,143,.16)}
.lock-badge{
  position:absolute;right:6px;top:-6px;
  display:inline-flex;align-items:center;gap:8px;
  background:var(--primary);color:#fff;
  padding:9px 16px;border-radius:999px;font-size:13px;font-weight:600;
  box-shadow:0 12px 26px rgba(78,39,72,.28);
}
.lock-badge svg{width:16px;height:16px}

/* ---------- pills strip ---------- */
.quick-strip{padding:26px 0;background:var(--surface);border-bottom:1px solid var(--border)}
.pill-track{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 10px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.pill-track::-webkit-scrollbar{height:5px}
.pill-track::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  min-height:44px;padding:10px 20px;border-radius:999px;
  background:var(--surface-3);border:1px solid var(--border);
  font-size:14px;font-weight:600;color:var(--primary-dark);
  scroll-snap-align:start;transition:background var(--ease),transform var(--ease),border-color var(--ease);
}
.pill svg{width:17px;height:17px;color:var(--coral)}
.pill:hover{background:var(--coral-soft);border-color:rgba(233,120,98,.45);transform:translateY(-2px)}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.bento-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-l);
  padding:26px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:12px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(233,120,98,.4)}
.bento-card h3{font-size:20px}
.bento-card p{font-size:14.5px;color:var(--muted)}
.bento-wide{grid-column:span 2;grid-row:span 2;background:linear-gradient(160deg,#fff 0%,#FDF1EB 100%);justify-content:space-between}
.bento-wide h3{font-size:26px}
.bento-wide p{max-width:420px}
.bento-item-a,.bento-item-b{grid-column:span 1}
.bento-item-c{grid-column:span 2}
.ico{
  width:44px;height:44px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(233,120,98,.14);color:var(--coral);flex:0 0 auto;
}
.ico svg{width:22px;height:22px}
.ico--mint{background:var(--mint-soft);color:#2C7E6B}
.ico--plum{background:rgba(107,58,99,.12);color:var(--primary)}
.ico--warn{background:var(--warn-soft);color:var(--warn)}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--primary);
  border-bottom:1px solid transparent;transition:border-color var(--ease),gap var(--ease);
  align-self:flex-start;
}
.text-link:hover{border-color:var(--primary);gap:10px}

/* ---------- free vs member ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-l);
  padding:30px;box-shadow:var(--shadow);
}
.compare-card.is-member{background:#FBF0F7;border-color:#EBD6E6}
.compare-card h3{font-size:21px;margin-bottom:6px}
.compare-card .compare-tip{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.check-list li{
  display:flex;gap:10px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--border);font-size:15px;color:#4C3A46;
}
.check-list li:last-child{border-bottom:0}
.check-list .tick{
  flex:0 0 auto;width:20px;height:20px;border-radius:50%;
  background:var(--mint-soft);color:#2C7E6B;
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:4px;
}
.compare-card.is-member .tick{background:rgba(107,58,99,.14);color:var(--primary)}
.compare-foot{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  background:var(--surface-3);border:1px solid var(--border);border-radius:var(--radius-m);padding:18px 22px;
}
.compare-foot p{font-size:14px;color:var(--muted)}

/* ---------- horizontal scenes ---------- */
.scene-track{display:flex;gap:20px;overflow-x:auto;padding:4px 2px 16px;scroll-snap-type:x mandatory}
.scene-track::-webkit-scrollbar{height:6px}
.scene-track::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}
.scene-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-l);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.scene-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.scene-thumb img{width:100%;height:100%;object-fit:cover}
.scene-body{padding:20px}
.city-chip{
  display:inline-block;padding:4px 12px;border-radius:999px;
  background:var(--coral-soft);color:#9C4230;font-size:12.5px;font-weight:600;
}
.scene-body h3{font-size:18px;margin-top:12px}
.scene-body p{font-size:14px;color:var(--muted);margin-top:8px}
.scene-body .text-link{margin-top:14px}

/* ---------- safety panel ---------- */
.safety-panel{
  background:linear-gradient(140deg,#EAF6F2 0%,#F3FAF7 55%,#FDF1EB 100%);
  border:1px solid #CFE8E0;border-radius:var(--radius-l);
  padding:clamp(26px,4vw,48px);
  display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:start;
}
.safety-panel h2{font-size:clamp(24px,2.6vw,32px);margin-top:14px}
.safety-panel .section-desc{color:#4A6259}
.safety-list{margin-top:24px;display:grid;gap:12px}
.safety-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:rgba(255,255,255,.8);border:1px solid #CFE8E0;
  border-radius:var(--radius-s);padding:14px 16px;font-size:14.5px;color:#33564C;
}
.safety-list .num{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;
  background:var(--mint);color:#fff;font-size:12.5px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.step-box{display:grid;gap:14px}
.step-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  padding:18px 20px;box-shadow:0 8px 22px rgba(74,38,62,.06);
}
.step-item span{font-size:12px;font-weight:700;color:var(--mint);letter-spacing:.06em}
.step-item h4{font-size:16px;margin:6px 0 4px;font-weight:700}
.step-item p{font-size:14px;color:var(--muted)}
.safety-cta{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.tl-card{
  position:relative;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-l);padding:28px 24px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.tl-card::before{
  content:"";position:absolute;top:-1px;left:24px;right:24px;height:3px;border-radius:0 0 3px 3px;
  background:linear-gradient(90deg,var(--coral),rgba(233,120,98,.15));
}
.tl-step{font-size:13px;font-weight:700;color:var(--coral);letter-spacing:.08em}
.tl-card h3{font-size:19px;margin:10px 0 8px}
.tl-card p{font-size:14.5px;color:var(--muted)}
.tl-card .text-link{margin-top:16px}

/* ---------- feedback ---------- */
.feedback-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.fb-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-l);
  padding:26px;box-shadow:var(--shadow);
}
.fb-card:nth-child(2){margin-top:32px;background:#FBF0F7;border-color:#EBD6E6}
.fb-head{display:flex;align-items:center;gap:12px}
.avatar{
  width:42px;height:42px;border-radius:50%;
  background:rgba(107,58,99,.12);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.fb-name{font-size:14.5px;font-weight:600}
.fb-city{font-size:12.5px;color:var(--muted)}
.fb-card blockquote{margin:16px 0 0;font-size:15px;color:#4C3A46;line-height:1.8}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{
  display:inline-block;padding:4px 11px;border-radius:999px;
  background:var(--surface-3);border:1px solid var(--border);
  font-size:12.5px;color:#6B5A66;
}
.fb-note{margin-top:22px;font-size:13px;color:var(--muted)}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);
  padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(233,120,98,.4)}
.badge{
  display:inline-block;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-coral{background:var(--coral-soft);color:#9C4230}
.badge-mint{background:var(--mint-soft);color:#2C7E6B}
.badge-plum{background:rgba(107,58,99,.12);color:var(--primary)}
.news-title{font-size:18px;margin:14px 0 10px;line-height:1.45}
.news-title a{transition:color var(--ease)}
.news-title a:hover{color:var(--primary)}
.news-summary{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);border-top:1px dashed var(--border);
}
.news-date{letter-spacing:.02em}
.news-link{font-weight:600;color:var(--primary)}
.news-link:hover{text-decoration:underline}
.empty-state{
  grid-column:1/-1;text-align:center;padding:52px 24px;
  background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius-l);
  color:var(--muted);font-size:15px;
}
.empty-state svg{width:34px;height:34px;color:var(--coral);margin:0 auto 14px}

/* ---------- topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.topic-card{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-s);
  padding:16px 18px;font-size:14.5px;font-weight:600;color:var(--primary-dark);
  transition:transform var(--ease),background var(--ease),border-color var(--ease);
}
.topic-card:hover{transform:translateY(-3px);background:var(--coral-soft);border-color:rgba(233,120,98,.45)}
.topic-card span.arrow{color:var(--coral);font-weight:700}
.topic-card.is-static{cursor:default;color:#5D4A57}
.topic-card.is-static:hover{transform:none;background:var(--surface);border-color:var(--border)}

/* ---------- rules ---------- */
.rules-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start}
.rules-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.rule-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);
  padding:22px;box-shadow:var(--shadow);
}
.rule-card h3{font-size:17px;margin-bottom:8px}
.rule-card p{font-size:14px;color:var(--muted)}
.rule-card .text-link{margin-top:12px}

/* ---------- scam ---------- */
.scam-panel{
  background:var(--warn-soft);border:1px solid #F0D5B4;border-radius:var(--radius-l);
  padding:clamp(24px,3.6vw,44px);
}
.scam-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
.scam-card{
  background:#fff;border:1px solid #F0D5B4;border-radius:var(--radius-m);
  padding:22px;box-shadow:0 8px 20px rgba(201,122,43,.08);
}
.scam-card .ico{background:rgba(184,71,78,.12);color:var(--danger);margin-bottom:14px}
.scam-card h3{font-size:16.5px;margin-bottom:8px}
.scam-card p{font-size:13.5px;color:#7A5C46}
.scam-foot{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  font-size:14px;color:#6E533C;
}

/* ---------- cities ---------- */
.city-groups{display:grid;gap:26px}
.city-group h3{font-size:15px;color:var(--muted);font-weight:600;margin-bottom:12px;letter-spacing:.06em}
.city-list{display:flex;flex-wrap:wrap;gap:10px}
.city-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:8px;
  background:var(--surface);border:1px solid var(--border);
  font-size:14px;color:#4C3A46;
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.city-pill::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--coral)}
.city-pill:hover{border-color:rgba(233,120,98,.5);color:var(--primary);transform:translateY(-2px)}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);
  padding:6px 22px;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:rgba(233,120,98,.45);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 34px 16px 0;position:relative;
  font-size:16px;font-weight:600;color:var(--primary-dark);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--coral);line-height:1;
  transition:transform var(--ease);
}
.faq-item[open] summary::after{content:"–";transform:translateY(-50%)}
.faq-item .faq-body{padding:0 0 18px;font-size:15px;color:#5D4A57;border-top:1px solid var(--border);padding-top:14px}
.faq-help{margin-top:24px;font-size:14px;color:var(--muted)}
.faq-help a{color:var(--primary);font-weight:600;border-bottom:1px solid rgba(107,58,99,.35)}

/* ---------- download / cta ---------- */
.cta-section{padding:88px 0}
.cta-panel{
  background:linear-gradient(135deg,var(--primary-dark) 0%,#6B3A63 60%,#7C4468 100%);
  border-radius:28px;color:#fff;padding:clamp(28px,4.4vw,56px);
  display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;
  box-shadow:0 26px 60px rgba(78,39,72,.28);
}
.cta-panel h2{font-size:clamp(24px,2.8vw,34px);color:#fff}
.cta-panel p.cta-sub{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.82);max-width:520px}
.cta-buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.form-card{
  margin-top:28px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.24);
  border-radius:var(--radius-m);padding:22px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12.5px;color:rgba(255,255,255,.8);font-weight:600;letter-spacing:.02em}
.field input{
  height:44px;border-radius:var(--radius-s);border:1px solid rgba(255,255,255,.3);
  background:rgba(255,255,255,.94);color:var(--text);padding:0 14px;font-size:14.5px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field input::placeholder{color:#A2959D}
.field input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(63,169,143,.35)}
.consent{display:flex;gap:10px;align-items:flex-start;margin-top:16px;font-size:12.5px;color:rgba(255,255,255,.82)}
.consent input{width:18px;height:18px;margin-top:2px;accent-color:var(--mint);flex:0 0 auto}
.form-actions{margin-top:18px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.form-msg{font-size:13px;color:#D8F3EA;min-height:20px}
.phone-mockup{
  position:relative;justify-self:center;width:min(280px,100%);
  background:#fff;border-radius:26px;padding:12px;
  box-shadow:0 24px 50px rgba(0,0,0,.28);
}
.phone-mockup::before{
  content:"";position:absolute;top:8px;left:50%;transform:translateX(-50%);
  width:56px;height:5px;border-radius:99px;background:#E9D9D3;
}
.phone-screen{border-radius:18px;overflow:hidden;background:var(--surface-2);margin-top:10px}
.phone-screen img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/4}
.phone-cap{padding:12px 8px 4px;text-align:center;font-size:12.5px;color:var(--muted)}
.age-note{margin-top:22px;font-size:12.5px;color:rgba(255,255,255,.7)}

/* ---------- footer ---------- */
.site-footer{background:#2E1B2A;color:rgba(255,255,255,.78);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand-mark{color:#fff;font-size:19px}
.footer-brand .brand-sub{color:rgba(255,255,255,.6)}
.footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62);max-width:300px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;font-weight:600;letter-spacing:.04em}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.7);transition:color var(--ease)}
.footer-col a:hover{color:#fff}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,255,255,.35);border-radius:999px;
  padding:5px 14px;font-size:12.5px;color:#fff;margin-bottom:14px;
}
.footer-col p.small{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.8}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.55);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .3s ease,transform .3s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .topic-grid{grid-template-columns:repeat(3,1fr)}
  .scam-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:992px){
  .section{padding:72px 0}
  .hero-grid{grid-template-columns:1fr;gap:40px;min-height:0}
  .hero-visual{max-width:520px}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento-wide{grid-column:span 2;grid-row:auto}
  .bento-item-a,.bento-item-b{grid-column:span 1}
  .bento-item-c{grid-column:span 2}
  .safety-panel{grid-template-columns:1fr;gap:28px}
  .rules-wrap{grid-template-columns:1fr;gap:28px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:1fr}
  .feedback-grid{grid-template-columns:1fr 1fr}
  .fb-card:nth-child(2){margin-top:0}
  .cta-panel{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .container{padding:0 18px}
  .section{padding:52px 0}
  .hero{padding:48px 0 40px}
  .hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1 1 auto}
  .bento{grid-template-columns:1fr}
  .bento-wide,.bento-item-a,.bento-item-b,.bento-item-c{grid-column:span 1;grid-row:auto}
  .compare{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .rules-grid{grid-template-columns:1fr}
  .scam-grid{grid-template-columns:1fr}
  .feedback-grid{grid-template-columns:1fr}
  .scene-card{flex:0 0 84%}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-section{padding:56px 0}
  .cta-panel{border-radius:22px;padding:26px 20px}
  .cta-buttons .btn{flex:1 1 auto}
  .footer-bottom{flex-direction:column}
}
@media (max-width:480px){
  .brand-mark{font-size:17px}
  .topic-grid{grid-template-columns:1fr}
  .trust-row li{font-size:12px;padding:6px 12px}
  .chat-card.c1,.chat-card.c2{max-width:100%}
  .chat-card.c2{margin-left:0}
  .chat-card.mini{margin-left:0}
  .lock-badge{position:static;margin-top:14px}
  .compare-card,.news-card,.fb-card,.rule-card,.scam-card,.tl-card{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F8EDE8;
  --surface-3:#FDF2EC;
  --primary:#6B3A63;
  --primary-dark:#4E2748;
  --coral:#E97862;
  --coral-soft:#FBE3DC;
  --mint:#3FA98F;
  --mint-soft:#E8F5F1;
  --text:#2A1E28;
  --muted:#7C6A76;
  --border:#E9D9D3;
  --warn:#C97A2B;
  --warn-soft:#FDF0E1;
  --danger:#B8474E;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow:0 12px 32px rgba(74,38,62,.08);
  --shadow-hover:0 18px 40px rgba(74,38,62,.14);
  --container:1200px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:1.2em}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--alt{background:var(--surface-2)}
.section--light{background:var(--surface)}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(233,120,98,.14);color:#A5462F;
  font-size:13px;font-weight:600;letter-spacing:.01em;
}
.section-head h2{font-size:clamp(24px,2.6vw,32px);margin-top:14px;letter-spacing:-.01em}
.section-desc{margin-top:12px;color:var(--muted);font-size:16px;max-width:700px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--coral-soft);color:#8E3A2A;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge--mint{background:var(--mint-soft);color:#1F6E5C}
.badge--outline{background:transparent;border:1px solid var(--border);color:var(--muted)}

/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(74,38,62,.08)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px;position:relative}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-mark{font-size:19px;font-weight:700;color:var(--primary);letter-spacing:-.02em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:15px}
.nav-links a{position:relative;padding:7px 0;color:#4C3A46;transition:color var(--ease)}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:2px;
  background:var(--primary);transform:translateX(-50%);transition:width var(--ease);
}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%}
.nav-links a.is-active{color:var(--primary);font-weight:600}
.nav-cta{margin-left:8px}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--primary);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--primary);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  box-shadow:0 18px 36px rgba(74,38,62,.12);
  padding:16px 24px 24px;
  border-radius:0 0 var(--radius-m) var(--radius-m);
}
.drawer.open{display:block}
.drawer a{display:block;padding:12px 4px;border-bottom:1px solid var(--border);font-size:16px}
.drawer .btn{width:100%;margin-top:18px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(107,58,99,.22)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(107,58,99,.28);color:#fff}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--primary)}
.btn-ghost:hover{background:rgba(233,120,98,.14);border-color:rgba(233,120,98,.45);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.18);color:var(--primary-dark)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);color:#fff}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible,details:focus-visible{
  outline:2px solid var(--mint);outline-offset:3px;
}

/* article hero */
.article-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFF8F4 0%,var(--surface-3) 100%);
  padding:40px 0 52px;
  border-bottom:1px solid var(--border);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 88% 12%,rgba(233,120,98,.12),transparent 52%),
    radial-gradient(circle at 4% 92%,rgba(63,169,143,.10),transparent 48%);
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:1}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:20px;
}
.crumb a{color:var(--muted);transition:color var(--ease)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{opacity:.5}
.crumb .now{color:var(--primary);font-weight:600}
.article-head{max-width:860px}
.article-head h1{
  font-size:clamp(27px,3.6vw,44px);
  line-height:1.28;letter-spacing:-.015em;
  margin-top:16px;color:var(--primary-dark);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:22px;font-size:13.5px;color:var(--muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--coral)}
.share-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.share-btn{
  display:inline-flex;align-items:center;gap:7px;
  min-height:40px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--border);
  font-size:13.5px;color:#5D4A57;cursor:pointer;
  transition:background var(--ease),border-color var(--ease),transform var(--ease),color var(--ease);
}
.share-btn:hover{background:var(--coral-soft);border-color:rgba(233,120,98,.45);color:#8E3A2A;transform:translateY(-2px)}
.share-btn svg{width:15px;height:15px;flex:0 0 auto}
.cover-figure{
  margin-top:34px;border-radius:var(--radius-l);overflow:hidden;
  border:1px solid var(--border);box-shadow:var(--shadow);
  background:var(--surface);
}
.cover-figure img{width:100%;aspect-ratio:16/6.4;object-fit:cover}
.cover-figure figcaption{
  padding:12px 20px;font-size:13px;color:var(--muted);background:#fff;border-top:1px solid var(--border);
}

/* layout */
.article-wrap{
  display:grid;
  grid-template-columns:minmax(0,1fr) 268px;
  gap:48px;
  align-items:start;
  padding:64px 0 80px;
}
.article-main{min-width:0;max-width:790px}

/* summary */
.summary-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--border);
  border-left:4px solid var(--mint);
  border-radius:var(--radius-m);
  padding:26px 28px;
  box-shadow:var(--shadow);
  margin-bottom:40px;
}
.summary-card h2{font-size:19px;color:var(--primary-dark);letter-spacing:-.01em}
.summary-lead{margin-top:12px;color:#5D4A57;font-size:15.5px}
.summary-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
.summary-list li{
  position:relative;padding-left:24px;font-size:15px;color:var(--text);
}
.summary-list li::before{
  content:"";position:absolute;left:6px;top:.72em;
  width:7px;height:7px;border-radius:2px;background:var(--mint);
  transform:rotate(45deg);
}

/* prose */
.prose{
  font-size:17px;line-height:1.9;color:var(--text);
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-m);
  padding:34px 38px;
  box-shadow:var(--shadow);
}
.prose > *:first-child{margin-top:0}
.prose p{margin:1.2em 0}
.prose h2{
  position:relative;
  font-size:clamp(21px,2.2vw,26px);
  line-height:1.4;letter-spacing:-.01em;
  color:var(--primary-dark);
  margin:1.9em 0 .8em;
  padding-left:18px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.28em;
  width:4px;height:1.05em;border-radius:3px;
  background:linear-gradient(180deg,var(--mint),var(--coral));
}
.prose h3{
  font-size:20px;font-weight:600;line-height:1.5;
  color:var(--primary-dark);margin:1.6em 0 .6em;
}
.prose h4{font-size:17px;font-weight:600;margin:1.4em 0 .5em;color:var(--primary-dark)}
.prose ul,.prose ol{margin:1.1em 0;padding-left:1.35em}
.prose li{margin:.5em 0}
.prose li::marker{color:var(--coral)}
.prose blockquote{
  margin:1.5em 0;padding:16px 22px;
  background:var(--mint-soft);
  border-left:3px solid var(--mint);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:#2F4B44;font-size:16px;
}
.prose blockquote p{margin:.4em 0}
.prose img{border-radius:var(--radius-s);margin:1.5em 0;border:1px solid var(--border)}
.prose figure{margin:1.5em 0}
.prose figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:8px}
.prose a{color:var(--primary);border-bottom:1px dashed rgba(107,58,99,.45)}
.prose a:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}
.prose strong{font-weight:600;color:var(--primary-dark)}
.prose hr{border:0;border-top:1px solid var(--border);margin:2em 0}
.prose table{
  width:100%;display:block;overflow-x:auto;
  border-collapse:collapse;margin:1.5em 0;font-size:15px;
}
.prose th,.prose td{border:1px solid var(--border);padding:10px 14px;text-align:left;white-space:normal}
.prose th{background:var(--surface-2);color:var(--primary-dark);font-weight:600}
.prose code{
  background:var(--surface-2);border-radius:6px;padding:2px 6px;font-size:.92em;
}
.prose .tip{
  background:var(--warn-soft);border-left:3px solid var(--warn);
  border-radius:0 var(--radius-s) var(--radius-s) 0;padding:16px 22px;margin:1.5em 0;
}
.empty-state{
  background:var(--surface);border:1px dashed var(--border);
  border-radius:var(--radius-m);padding:56px 28px;text-align:center;
  box-shadow:var(--shadow);
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--coral-soft);
}
.empty-state h2{font-size:20px;color:var(--primary-dark)}
.empty-state p{margin-top:10px;color:var(--muted);font-size:15px}
.empty-state .btn{margin-top:22px}

/* toc */
.toc{position:sticky;top:96px;display:grid;gap:18px}
.toc-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-m);
  padding:20px 20px 22px;
  box-shadow:var(--shadow);
}
.toc-card h2{font-size:14px;letter-spacing:.06em;color:var(--muted);font-weight:600}
.toc-links{display:grid;gap:4px;margin-top:12px}
.toc-links a{
  display:block;padding:7px 10px;border-radius:10px;
  font-size:14px;color:#5D4A57;line-height:1.5;
  border-left:2px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.toc-links a:hover{background:var(--surface-2);color:var(--primary)}
.toc-links a.is-sub{padding-left:22px;font-size:13.2px;color:var(--muted)}
.toc-aside-note{
  background:var(--mint-soft);border:1px solid rgba(63,169,143,.28);
  border-radius:var(--radius-m);padding:18px 20px;
}
.toc-aside-note h3{font-size:14.5px;color:#1F6E5C}
.toc-aside-note p{font-size:13.5px;color:#3A5C54;margin-top:8px;line-height:1.7}
.toc-mobile{display:none;margin-bottom:24px}
.toc-mobile details{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-s);padding:0 18px;
}
.toc-mobile summary{
  list-style:none;cursor:pointer;padding:14px 0;
  font-size:15px;font-weight:600;color:var(--primary);
  display:flex;align-items:center;justify-content:space-between;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"＋";font-size:16px;color:var(--muted)}
.toc-mobile details[open] summary::after{content:"－"}
.toc-mobile .toc-links{padding:0 0 14px}

/* notice */
.notice-panel{
  margin-top:44px;
  background:var(--mint-soft);
  border:1px solid rgba(63,169,143,.28);
  border-radius:var(--radius-m);
  padding:26px 28px;
}
.notice-panel h2{font-size:18px;color:#1F6E5C;letter-spacing:-.01em}
.notice-list{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:12px}
.notice-list li{
  display:grid;grid-template-columns:22px 1fr;gap:10px;
  font-size:14.5px;color:#2F4B44;line-height:1.75;
}
.notice-list li svg{width:18px;height:18px;margin-top:4px;color:var(--mint)}

/* related */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-m);
  overflow:hidden;
  display:flex;flex-direction:column;
  box-shadow:0 8px 22px rgba(74,38,62,.06);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(233,120,98,.4)}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:16.5px;line-height:1.55;color:var(--primary-dark);font-weight:600}
.post-body p{font-size:14px;color:var(--muted);line-height:1.7}
.post-foot{margin-top:auto;font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:8px}

/* prev next */
.pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:8px}
.pager a{
  display:flex;flex-direction:column;gap:8px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-m);
  padding:20px 22px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.pager a:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(107,58,99,.32)}
.pager .dir{font-size:12.5px;color:var(--muted);letter-spacing:.04em;display:flex;align-items:center;gap:6px}
.pager .ttl{font-size:15.5px;font-weight:600;color:var(--primary-dark);line-height:1.55}
.pager .next{align-items:flex-end;text-align:right}
.pager .next .dir{justify-content:flex-end}

/* back cta */
.back-panel{
  background:linear-gradient(135deg,#4E2748,#6B3A63 62%,#8A4A74);
  border-radius:var(--radius-l);
  padding:40px 44px;
  color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  box-shadow:0 20px 46px rgba(74,38,62,.22);
}
.back-panel h2{font-size:clamp(20px,2.4vw,26px);color:#fff;letter-spacing:-.01em}
.back-panel p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.78);max-width:520px}
.back-actions{display:flex;flex-wrap:wrap;gap:12px}

/* footer */
.site-footer{
  background:linear-gradient(160deg,#4E2748,#3A1B35 72%);
  color:#F5E9EE;
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.9fr 1fr 1fr 1.25fr;gap:40px}
.footer-brand .brand-mark{font-size:20px;font-weight:700;color:#fff;letter-spacing:-.02em}
.footer-brand .brand-sub{display:block;font-size:12px;color:rgba(255,255,255,.6);margin-top:5px;letter-spacing:.04em}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.72);margin-top:16px;max-width:350px;line-height:1.8}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color var(--ease),transform var(--ease);display:inline-block}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.age-badge{
  display:inline-block;padding:4px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.42);
  font-size:12px;color:#fff;letter-spacing:.02em;
}
.footer-col .small{font-size:13px;color:rgba(255,255,255,.62);margin-top:14px;line-height:1.8}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.16);
  margin-top:44px;padding:20px 0 24px;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* reveal */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 260ms ease,transform 260ms ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:1200px){
  .article-wrap{grid-template-columns:minmax(0,1fr) 240px;gap:36px}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
}
@media (max-width:992px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .article-wrap{grid-template-columns:minmax(0,1fr);gap:0;padding:48px 0 64px}
  .toc{display:none}
  .toc-mobile{display:block}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .section{padding:64px 0}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .article-hero{padding:28px 0 38px}
  .article-head h1{font-size:clamp(24px,6vw,32px)}
  .cover-figure img{aspect-ratio:16/9}
  .prose{padding:24px 20px;font-size:16.5px;line-height:1.85}
  .summary-card{padding:22px 20px}
  .notice-panel{padding:22px 20px}
  .pager{grid-template-columns:minmax(0,1fr)}
  .pager .next{align-items:flex-start;text-align:left}
  .pager .next .dir{justify-content:flex-start}
  .back-panel{padding:28px 22px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
  .section{padding:52px 0}
}
@media (max-width:480px){
  .article-meta{font-size:13px;gap:8px 12px}
  .share-row{gap:8px}
  .share-btn{padding:0 13px;font-size:13px}
  .prose h2{padding-left:14px;font-size:20px}
  .back-actions .btn{width:100%}
  .btn{width:auto}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F8EDE8;
  --surface-3:#FDF2EC;
  --primary:#6B3A63;
  --primary-dark:#4E2748;
  --coral:#E97862;
  --coral-soft:#FBE3DC;
  --mint:#3FA98F;
  --mint-soft:#E8F5F1;
  --text:#2A1E28;
  --muted:#7C6A76;
  --border:#E9D9D3;
  --warn:#C97A2B;
  --warn-soft:#FDF0E1;
  --danger:#B8474E;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow:0 12px 32px rgba(74,38,62,.08);
  --shadow-hover:0 18px 40px rgba(74,38,62,.14);
  --container:1200px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.015em;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--alt{background:var(--surface-2)}
.section--light{background:var(--surface)}
.section--mint{background:var(--mint-soft)}
.section-head{max-width:760px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(233,120,98,.14);color:#A5462F;
  font-size:13px;font-weight:600;
}
.section-head h2{font-size:clamp(23px,2.6vw,32px);margin-top:16px}
.section-desc{margin-top:12px;color:var(--muted);font-size:16px;max-width:700px}
.anchor{display:block;position:relative;top:-90px;visibility:hidden}
/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(74,38,62,.08)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-mark{font-size:19px;font-weight:700;color:var(--primary);letter-spacing:-.02em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:15px}
.nav-links a{position:relative;padding:7px 0;color:#4C3A46;transition:color var(--ease)}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:2px;
  background:var(--primary);transform:translateX(-50%);transition:width var(--ease);
}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%}
.nav-links a.is-active{color:var(--primary);font-weight:600}
.nav-cta{margin-left:8px}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--primary);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--primary);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  box-shadow:0 18px 36px rgba(74,38,62,.12);
  padding:16px 24px 24px;
}
.drawer.open{display:block}
.drawer a{display:block;padding:12px 4px;border-bottom:1px solid var(--border);font-size:16px}
.drawer .btn{width:100%;margin-top:18px}
/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(107,58,99,.22)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(107,58,99,.28)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--primary)}
.btn-ghost:hover{background:rgba(233,120,98,.14);border-color:rgba(233,120,98,.45);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
/* page head */
.page-head{
  position:relative;overflow:hidden;padding:40px 0 38px;
  background:var(--surface);border-bottom:1px solid var(--border);
}
.page-head::before{
  content:"";position:absolute;right:-90px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(233,120,98,.16),rgba(233,120,98,0) 70%);
}
.page-head::after{
  content:"";position:absolute;left:-60px;bottom:-160px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,169,143,.14),rgba(63,169,143,0) 70%);
}
.page-head .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);margin-bottom:16px}
.breadcrumb a{color:#5D4A57}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{color:var(--muted)}
.page-head h1{font-size:clamp(25px,3.2vw,38px);max-width:920px}
.page-lead{margin-top:16px;color:#5D4A57;max-width:830px;font-size:16.5px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.tag{
  padding:6px 14px;border-radius:999px;background:var(--surface-2);
  border:1px solid var(--border);font-size:13px;color:#5D4A57;font-weight:500;
}
/* facts */
.fact-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.fact-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  padding:22px 20px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.fact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#DCC4BC}
.fact-icon{
  width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--mint-soft);color:#2E8571;margin-bottom:14px;
}
.fact-icon svg{width:22px;height:22px}
.fact-card h3{font-size:17px;margin-bottom:8px}
.fact-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
/* filter + list */
.filter-bar{
  display:flex;gap:10px;overflow-x:auto;padding:4px 2px 14px;margin-bottom:26px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.filter-bar::-webkit-scrollbar{display:none}
.filter-chip{
  flex:0 0 auto;min-height:40px;display:inline-flex;align-items:center;
  padding:0 18px;border-radius:999px;background:#fff;border:1px solid var(--border);
  font-size:14px;color:#5D4A57;cursor:pointer;transition:all var(--ease);
}
.filter-chip:hover{border-color:rgba(233,120,98,.55);color:var(--primary)}
.filter-chip.is-active{background:var(--coral-soft);border-color:rgba(233,120,98,.55);color:#A5462F;font-weight:600}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-m);padding:22px;
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#DCC4BC}
.badge{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.01em;
}
.badge-coral{background:var(--coral-soft);color:#A5462F}
.badge-mint{background:var(--mint-soft);color:#2E8571}
.post-title{font-size:17.5px;line-height:1.5;margin-top:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-title a{transition:color var(--ease)}
.post-title a:hover{color:var(--primary)}
.post-excerpt{
  margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--border);
  font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;
}
.more-row{display:flex;justify-content:center;margin-top:34px}
.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:56px 24px;background:#fff;border:1px dashed var(--border);border-radius:var(--radius-m);
  color:var(--muted);text-align:center;
}
.empty-icon{color:var(--mint)}
.empty-icon svg{width:36px;height:36px}
/* entry cards */
.entry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.entry-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--coral-soft);border:1px solid rgba(233,120,98,.32);
  border-radius:var(--radius-m);padding:22px 20px;color:#7E3624;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(233,120,98,.22);background:#FADCD3}
.entry-card strong{font-size:17px;color:#6B2C1D}
.entry-card span{font-size:13.5px;color:#93543F;line-height:1.7}
.entry-card .arrow{font-size:18px;color:#B25239;margin-top:2px}
/* steps */
.step-wrap{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:center}
.step-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.step-card{
  background:#fff;border:1px solid rgba(63,169,143,.28);border-radius:var(--radius-m);
  padding:20px;transition:transform var(--ease),box-shadow var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(63,169,143,.16)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;background:var(--mint-soft);
  color:#2E8571;font-weight:700;font-size:15px;margin-bottom:12px;
}
.step-card h3{font-size:16.5px;margin-bottom:8px}
.step-card p{font-size:14.5px;color:var(--muted)}
.step-visual{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid rgba(63,169,143,.28);
  box-shadow:var(--shadow);background:#fff;
}
.step-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.step-visual figcaption{padding:14px 18px;font-size:13px;color:var(--muted);background:#fff}
/* topics */
.topic-scroller{
  display:flex;gap:16px;overflow-x:auto;padding:6px 2px 18px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.topic-chip{
  flex:0 0 auto;min-width:238px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  padding:20px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.topic-chip:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#DCC4BC}
.topic-idx{display:block;font-size:12.5px;font-weight:700;color:var(--coral);letter-spacing:.08em;margin-bottom:10px}
.topic-chip strong{display:block;font-size:16.5px;line-height:1.5}
.topic-chip span.desc{display:block;margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.7}
/* faq */
.faq-list{max-width:880px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:16px;
  padding:0 22px;margin-bottom:12px;transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item[open]{box-shadow:var(--shadow);border-color:#DCC4BC}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:18px 0;font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;line-height:1;color:var(--primary);transition:transform var(--ease)}
.faq-item[open] summary::after{content:"−"}
.faq-body{padding:16px 0 20px;border-top:1px solid var(--border);font-size:15.5px;color:#5D4A57;line-height:1.85}
/* picks */
.pick-list{display:grid;gap:18px}
.pick-card{
  display:grid;grid-template-columns:230px minmax(0,1fr);gap:24px;align-items:center;
  background:#fff;border:1px solid var(--border);border-radius:20px;overflow:hidden;
  box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#DCC4BC}
.pick-thumb{height:100%;overflow:hidden;background:var(--surface-2)}
.pick-thumb img{width:100%;height:100%;aspect-ratio:16/10;object-fit:cover}
.pick-body{padding:22px 24px 22px 0}
.pick-body h3{font-size:18px;line-height:1.5;margin-top:12px}
.pick-body h3 a:hover{color:var(--primary)}
.pick-body p{margin-top:10px;font-size:14.5px;color:var(--muted)}
/* footer */
.site-footer{background:#3A2136;color:#E9DCE6;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand-mark{display:block;font-size:19px;font-weight:700;color:#fff;letter-spacing:-.02em}
.footer-brand .brand-sub{display:block;font-size:11.5px;color:#C9B2C3;letter-spacing:.04em;margin-top:4px}
.footer-brand p{margin-top:16px;font-size:14px;color:#C6AEC0;line-height:1.85;max-width:360px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px}
.footer-col ul li a{display:inline-block;color:#D8C6D2;font-size:14px;line-height:2.1;transition:color var(--ease)}
.footer-col ul li a:hover{color:#fff}
.age-badge{
  display:inline-block;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.35);font-size:12px;color:#fff;margin-bottom:12px;
}
.small{font-size:13px;color:#C0A9BA;line-height:1.85}
.small + .small{margin-top:10px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);margin-top:40px;padding-top:20px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#B99FB2;
}
/* responsive */
@media (max-width:1199px){
  .fact-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:1024px){
  .section{padding:72px 0}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-wrap{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .brand p{max-width:none}
}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .pick-card{grid-template-columns:190px minmax(0,1fr);gap:18px}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .container{padding:0 18px}
  .page-head{padding:32px 0 30px}
  .page-head h1{font-size:27px}
  .page-lead{font-size:15.5px}
  .fact-grid{grid-template-columns:1fr}
  .entry-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .step-grid{grid-template-columns:1fr}
  .pick-card{grid-template-columns:1fr;gap:0}
  .pick-thumb img{aspect-ratio:16/9}
  .pick-body{padding:18px 20px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:6px}
  .btn{width:100%}
  .btn.nav-cta,.filter-chip{width:auto}
  .more-row .btn{width:auto}
}
@media (max-width:480px){
  .page-head h1{font-size:24px}
  .section-head h2{font-size:22px}
  .post-card{padding:18px}
  .fact-card{padding:18px}
  .faq-item{padding:0 16px}
  .faq-item summary{font-size:15px;gap:12px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F8EDE8;
  --surface-3:#FDF2EC;
  --primary:#6B3A63;
  --primary-dark:#4E2748;
  --coral:#E97862;
  --coral-soft:#FBE3DC;
  --mint:#3FA98F;
  --mint-soft:#E8F5F1;
  --text:#2A1E28;
  --muted:#7C6A76;
  --border:#E9D9D3;
  --warn:#C97A2B;
  --warn-soft:#FDF0E1;
  --danger:#B8474E;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow:0 12px 32px rgba(74,38,62,.08);
  --shadow-hover:0 18px 40px rgba(74,38,62,.14);
  --container:1200px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.01em;line-height:1.3}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--alt{background:var(--surface-2)}
.section--light{background:var(--surface)}
.section--mint{background:var(--mint-soft)}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(233,120,98,.14);color:#A5462F;
  font-size:13px;font-weight:600;letter-spacing:.01em;
}
.section-head h2{font-size:clamp(24px,2.6vw,33px);margin-top:16px}
.section-desc{margin-top:12px;color:var(--muted);font-size:16px;max-width:700px}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(74,38,62,.08)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-mark{font-size:19px;font-weight:700;color:var(--primary);letter-spacing:-.02em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:15px}
.nav-links a{position:relative;padding:7px 0;color:#4C3A46;transition:color var(--ease)}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:2px;
  background:var(--primary);transform:translateX(-50%);transition:width var(--ease);
}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%}
.nav-links a.is-active{color:var(--primary);font-weight:600}
.nav-cta{margin-left:8px}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--primary);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--primary);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  box-shadow:0 18px 36px rgba(74,38,62,.12);
  padding:16px 24px 24px;
}
.drawer.open{display:block}
.drawer a{display:block;padding:12px 4px;border-bottom:1px solid var(--border);font-size:16px}
.drawer .btn{width:100%;margin-top:18px}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(107,58,99,.22)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(107,58,99,.28)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--primary)}
.btn-ghost:hover{background:rgba(233,120,98,.14);border-color:rgba(233,120,98,.45);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
/* ---------- page head ---------- */
.page-head{
  position:relative;overflow:hidden;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  padding:34px 0 42px;
}
.page-head__deco{
  position:absolute;top:0;right:0;width:46%;height:100%;
  background:url('/assets/images/2245a0ac4ffd4fd5.webp') center/cover no-repeat;
  opacity:.14;
  -webkit-mask-image:linear-gradient(to left,#000 10%,transparent 92%);
  mask-image:linear-gradient(to left,#000 10%,transparent 92%);
  pointer-events:none;
}
.page-head .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px}
.crumb a{color:var(--muted);transition:color var(--ease)}
.crumb a:hover{color:var(--primary)}
.crumb span.sep{opacity:.55}
.crumb .current{color:#4C3A46;font-weight:600}
.page-head h1{font-size:clamp(26px,3.4vw,40px);line-height:1.28;max-width:860px}
.page-head .lead{margin-top:16px;max-width:760px;color:#5D4A57;font-size:16px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:var(--coral-soft);color:#8E3A2A;
  font-size:13px;font-weight:600;
}
.tag--mint{background:var(--mint-soft);color:#1F6E5C}
.tag--line{background:#fff;border:1px solid var(--border);color:#5D4A57;font-weight:500}
/* ---------- city bar ---------- */
.city-bar{background:var(--surface);border-bottom:1px solid var(--border);padding:18px 0}
.city-scroll{
  display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;
  scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
}
.city-scroll::-webkit-scrollbar{height:6px}
.city-scroll::-webkit-scrollbar-thumb{background:var(--border);border-radius:999px}
.city-pill{
  flex:0 0 auto;scroll-snap-align:start;
  min-height:44px;padding:0 20px;border-radius:999px;
  border:1px solid var(--border);background:#fff;color:#4C3A46;
  font-size:14px;font-weight:500;cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease);
}
.city-pill:hover{border-color:rgba(233,120,98,.55);color:#A5462F;transform:translateY(-1px)}
.city-pill.is-active{background:var(--coral);color:#fff;border-color:var(--coral);font-weight:600}
/* ---------- date cards ---------- */
.date-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.date-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);
  overflow:hidden;box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.date-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(233,120,98,.4)}
.date-card:nth-child(3n+2){transform:translateY(16px)}
.date-card:nth-child(3n+2):hover{transform:translateY(12px)}
.date-media{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.date-media img{width:100%;height:100%;object-fit:cover;transition:transform 260ms ease}
.date-card:hover .date-media img{transform:scale(1.04)}
.city-badge{
  position:absolute;left:14px;top:14px;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,248,244,.94);color:#8E3A2A;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  border:1px solid rgba(233,120,98,.35);
}
.date-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.date-cat{font-size:12px;font-weight:700;color:#A5462F;letter-spacing:.04em}
.date-body h3{font-size:19px;line-height:1.45}
.date-body h3 a{transition:color var(--ease)}
.date-body h3 a:hover{color:var(--primary)}
.date-body p{color:var(--muted);font-size:14.5px;line-height:1.7}
.date-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding-top:14px;border-top:1px dashed var(--border);
  font-size:13px;color:var(--muted);
}
.date-foot .more{color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.date-foot .more:hover{color:var(--primary-dark)}
.list-empty{
  background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius-m);
  padding:44px 24px;text-align:center;color:var(--muted);
}
.list-empty .dot{width:10px;height:10px;border-radius:50%;background:var(--coral);margin:0 auto 14px}
.list-foot{display:flex;justify-content:center;margin-top:46px}
/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.tl-item{
  position:relative;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-m);padding:24px 22px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.tl-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.tl-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:12px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:700;
  margin-bottom:14px;
}
.tl-item h3{font-size:17px;margin-bottom:8px}
.tl-item p{font-size:14px;color:var(--muted);line-height:1.7}
/* ---------- safety checklist ---------- */
.safe-wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.safe-col{padding:30px 30px 28px}
.safe-col--mint{background:var(--mint-soft)}
.safe-col--warm{background:var(--surface-3)}
.safe-col h3{font-size:19px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.safe-col h3 .k{width:8px;height:8px;border-radius:50%;background:var(--mint)}
.safe-col--warm h3 .k{background:var(--coral)}
.safe-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed rgba(107,58,99,.14);
  font-size:14.5px;color:#4C3A46;line-height:1.65;
}
.safe-list li:last-child{border-bottom:none}
.safe-list li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;border-radius:50%;
  background:#fff;border:1px solid rgba(63,169,143,.55);margin-top:3px;
  box-shadow:inset 0 0 0 4px #fff;
}
.safe-col--warm .safe-list li::before{border-color:rgba(201,122,43,.5)}
/* ---------- etiquette cards ---------- */
.rule-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.rule-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);
  padding:24px 22px;box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease);
}
.rule-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.rule-num{
  font-size:13px;font-weight:700;color:var(--coral);letter-spacing:.14em;margin-bottom:12px;
  display:block;
}
.rule-card h3{font-size:17px;margin-bottom:8px}
.rule-card p{font-size:14px;color:var(--muted);line-height:1.7}
/* ---------- faq ---------- */
.faq{max-width:860px}
.faq-item{border-bottom:1px solid var(--border);background:transparent}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 4px;font-size:17px;font-weight:600;color:var(--text);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-item summary .icon{
  position:relative;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--border);background:#fff;
  transition:background var(--ease),border-color var(--ease);
}
.faq-item summary .icon::before,.faq-item summary .icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform var(--ease),opacity var(--ease);
}
.faq-item summary .icon::before{width:11px;height:2px}
.faq-item summary .icon::after{width:2px;height:11px}
.faq-item[open] summary .icon{background:var(--mint-soft);border-color:rgba(63,169,143,.5)}
.faq-item[open] summary .icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.faq-item .answer{padding:0 4px 22px;color:var(--muted);font-size:15px;line-height:1.85;max-width:760px}
/* ---------- reading cards ---------- */
.read-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.read-card{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);
  padding:16px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.read-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(233,120,98,.4)}
.read-thumb{flex:0 0 96px;width:96px;aspect-ratio:1/1;border-radius:var(--radius-s);overflow:hidden;background:var(--surface-2)}
.read-thumb img{width:100%;height:100%;object-fit:cover}
.read-body h3{font-size:16px;line-height:1.45;margin-bottom:6px}
.read-body h3 a:hover{color:var(--primary)}
.read-body p{font-size:13.5px;color:var(--muted);line-height:1.6}
.read-body .meta{display:block;margin-top:8px;font-size:12.5px;color:#A5462F;font-weight:600}
.read-empty{
  grid-column:1/-1;background:var(--surface);border:1px dashed var(--border);
  border-radius:var(--radius-m);padding:30px;text-align:center;color:var(--muted);font-size:14.5px;
}
/* ---------- note strip ---------- */
.note-strip{
  background:var(--coral-soft);border-radius:var(--radius-l);
  padding:22px 26px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.note-strip p{font-size:14.5px;color:#7A3324;margin:0}
/* ---------- footer ---------- */
.site-footer{background:#F3E6E0;border-top:1px solid var(--border);padding:66px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand-mark{display:block;font-size:20px;margin-bottom:4px}
.footer-brand .brand-sub{display:block;font-size:11.5px;color:var(--muted);letter-spacing:.04em;margin-bottom:14px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.8;max-width:340px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--primary-dark)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--muted);transition:color var(--ease)}
.footer-col ul li a:hover{color:var(--primary)}
.age-badge{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(107,58,99,.35);color:var(--primary);font-size:12.5px;font-weight:700;
  margin-bottom:12px;
}
.footer-col .small{font-size:13px;color:var(--muted);line-height:1.8;margin-bottom:8px}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 280ms ease,transform 280ms ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}
/* ---------- responsive ---------- */
@media (max-width:1199px){
  .date-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
  .rule-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .section{padding:64px 0}
  .date-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .date-card:nth-child(3n+2){transform:none}
  .date-card:nth-child(3n+2):hover{transform:translateY(-4px)}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .read-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .page-head__deco{width:62%;opacity:.10}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:52px 0}
  .page-head{padding:26px 0 34px}
  .page-head h1{font-size:28px}
  .date-grid{grid-template-columns:1fr}
  .safe-wrap{grid-template-columns:1fr}
  .safe-col{padding:24px 20px}
  .rule-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .read-grid{grid-template-columns:1fr}
  .faq-item summary{font-size:16px;padding:18px 2px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .read-thumb{flex:0 0 80px;width:80px}
}
@media (max-width:520px){
  .page-head h1{font-size:25px}
  .hero-actions .btn,.btn{width:100%}
  .tag{font-size:12px;padding:5px 12px}
  .date-body{padding:18px}
  .note-strip{padding:18px 20px}
}

/* roulang page: category3 */
:root{
  --bg:#FFF8F4;
  --surface:#FFFFFF;
  --surface-2:#F8EDE8;
  --surface-3:#FDF2EC;
  --primary:#6B3A63;
  --primary-dark:#4E2748;
  --coral:#E97862;
  --coral-soft:#FBE3DC;
  --mint:#3FA98F;
  --mint-soft:#E8F5F1;
  --text:#2A1E28;
  --muted:#7C6A76;
  --border:#E9D9D3;
  --warn:#C97A2B;
  --warn-soft:#FDF0E1;
  --danger:#B8474E;
  --danger-soft:#FBEAEA;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow:0 12px 32px rgba(74,38,62,.08);
  --shadow-hover:0 18px 40px rgba(74,38,62,.14);
  --container:1200px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.015em;line-height:1.3}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:8px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--alt{background:var(--surface-2)}
.section--light{background:var(--surface)}
.section--warm{background:var(--surface-3)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.6vw,33px);margin-top:14px}
.section-desc{margin-top:12px;color:var(--muted);font-size:16px;max-width:700px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(233,120,98,.14);color:#A5462F;
  font-size:13px;font-weight:600;letter-spacing:.01em;
}
.eyebrow--mint{background:rgba(63,169,143,.14);color:#2C7C69}
/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(74,38,62,.08)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-mark{font-size:19px;font-weight:700;color:var(--primary);letter-spacing:-.02em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:15px}
.nav-links a{position:relative;padding:7px 0;color:#4C3A46;transition:color var(--ease)}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:2px;
  background:var(--primary);transform:translateX(-50%);transition:width var(--ease);
}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%}
.nav-links a.is-active{color:var(--primary);font-weight:600}
.nav-cta{margin-left:8px}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--primary);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--primary);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  box-shadow:0 18px 36px rgba(74,38,62,.12);
  padding:16px 24px 24px;
}
.drawer.open{display:block}
.drawer a{display:block;padding:12px 4px;border-bottom:1px solid var(--border);font-size:16px}
.drawer .btn{width:100%;margin-top:18px;border-bottom:0}
/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(107,58,99,.22)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(107,58,99,.28);color:#fff}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--primary)}
.btn-ghost:hover{background:rgba(233,120,98,.14);border-color:rgba(233,120,98,.45);transform:translateY(-2px);color:var(--primary-dark)}
.btn-ghost:active{transform:scale(.98)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.18);color:var(--primary-dark)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);color:#fff}
/* page head */
.page-head{
  position:relative;overflow:hidden;
  padding:46px 0 52px;
  background:var(--bg);
  border-bottom:1px solid var(--border);
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(107,58,99,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.35;
  mask-image:linear-gradient(100deg,transparent 8%,#000 55%,transparent 96%);
  -webkit-mask-image:linear-gradient(100deg,transparent 8%,#000 55%,transparent 96%);
}
.page-head .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span.sep{opacity:.6}
.breadcrumb .current{color:var(--primary);font-weight:600}
.page-head h1{font-size:clamp(26px,3.5vw,40px);max-width:900px}
.page-lead{margin-top:18px;color:#5D4A57;font-size:16px;max-width:760px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--border);
  font-size:13px;color:#5D4A57;font-weight:500;
}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint)}
.tag--coral::before{background:var(--coral)}
.tag--age{border-color:rgba(107,58,99,.4);color:var(--primary)}
.tag--age::before{background:var(--primary)}
/* risk cards */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.risk-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  padding:24px 22px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.risk-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(233,120,98,.5)}
.risk-icon{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--danger-soft);color:var(--danger);
  margin-bottom:16px;
}
.risk-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.risk-card h3{font-size:18px;margin-bottom:8px}
.risk-card p{color:var(--muted);font-size:14.5px;margin:0}
/* filter bar */
.filter-bar{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 18px;scrollbar-width:thin}
.filter-bar::-webkit-scrollbar{height:6px}
.filter-bar::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  min-height:38px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid var(--border);
  font-size:14px;font-weight:500;color:#5D4A57;cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease);
}
.chip:hover{border-color:rgba(233,120,98,.55);color:var(--primary);transform:translateY(-1px)}
.chip.is-active{background:var(--coral);border-color:var(--coral);color:#fff;font-weight:600;box-shadow:0 8px 18px rgba(233,120,98,.28)}
/* article cards */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.safe-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.safe-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(107,58,99,.25)}
.safe-card__media{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.safe-card__media img{width:100%;height:100%;object-fit:cover;transition:transform 300ms ease}
.safe-card:hover .safe-card__media img{transform:scale(1.03)}
.safe-card__body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.badge{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.01em;
  background:var(--coral-soft);color:#8E3B26;
  margin-bottom:12px;align-self:flex-start;
}
.badge--mint{background:var(--mint-soft);color:#2C7C69}
.safe-card h3{font-size:18px;line-height:1.45;margin-bottom:10px}
.safe-card h3 a:hover{color:var(--primary)}
.safe-card__sum{color:var(--muted);font-size:14.5px;margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.safe-card__meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);border-top:1px solid var(--border);padding-top:14px;
}
.safe-card__more{color:var(--primary);font-weight:600;font-size:13.5px}
.safe-card__more:hover{color:var(--primary-dark)}
.empty-state{
  grid-column:1/-1;
  background:#fff;border:1px dashed var(--border);border-radius:var(--radius-m);
  padding:52px 24px;text-align:center;color:var(--muted);
}
.empty-state svg{width:40px;height:40px;stroke:var(--mint);fill:none;stroke-width:1.6;margin:0 auto 14px}
.empty-state strong{display:block;color:var(--text);font-size:17px;margin-bottom:6px}
.list-foot{display:flex;justify-content:center;margin-top:38px}
/* compare table */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);padding:26px 24px;box-shadow:var(--shadow)}
.compare-card h3{display:flex;align-items:center;gap:10px;font-size:19px;margin-bottom:6px}
.dot{width:10px;height:10px;border-radius:50%;flex:0 0 auto}
.dot--mint{background:var(--mint)}
.dot--warn{background:var(--warn)}
.compare-card .hint{color:var(--muted);font-size:14px;margin-bottom:16px}
.compare-row{display:flex;gap:12px;padding:14px 0;border-top:1px solid var(--border);font-size:15px}
.compare-row:first-of-type{border-top:0}
.compare-row .idx{
  flex:0 0 26px;height:26px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:12.5px;font-weight:700;background:var(--surface-2);color:var(--primary);
}
.compare-row b{display:block;font-size:15px;margin-bottom:2px}
.compare-row span.txt{color:var(--muted);font-size:14px}
/* steps */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;position:relative}
.flow-step{
  background:#fff;border:1px solid rgba(63,169,143,.28);border-radius:var(--radius-m);
  padding:24px 22px;box-shadow:var(--shadow);position:relative;
  transition:transform var(--ease),box-shadow var(--ease);
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.flow-num{
  width:36px;height:36px;border-radius:12px;
  background:var(--mint);color:#fff;font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.flow-step h3{font-size:17px;margin-bottom:8px}
.flow-step p{color:var(--muted);font-size:14.5px;margin:0}
/* case cards */
.case-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.case-card__media{aspect-ratio:16/10;background:var(--surface-2);overflow:hidden}
.case-card__media img{width:100%;height:100%;object-fit:cover}
.case-card__body{padding:20px 22px 24px}
.case-card h3{font-size:18px;margin-bottom:12px}
.case-line{font-size:14.5px;color:var(--muted);margin:0 0 10px}
.case-line b{color:var(--text);font-weight:600}
.case-alert{
  margin-top:14px;padding:12px 14px;border-radius:var(--radius-s);
  background:var(--warn-soft);color:#8A531B;font-size:14px;
  border-left:3px solid var(--warn);
}
/* faq */
.faq-wrap{max-width:860px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-s);
  margin-bottom:12px;overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:rgba(107,58,99,.28)}
.faq-item[open]{border-color:rgba(63,169,143,.5);box-shadow:var(--shadow)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-weight:600;font-size:16px;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:600;color:var(--primary);line-height:1;
  transition:color var(--ease);
}
.faq-item[open] summary::after{content:"–";color:var(--mint)}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:15px}
.faq-body p:last-child{margin-bottom:0}
/* wide cards */
.wide-list{display:grid;gap:18px}
.wide-card{
  display:grid;grid-template-columns:200px minmax(0,1fr);gap:22px;align-items:center;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-m);
  padding:16px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.wide-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(107,58,99,.25)}
.wide-card__media{aspect-ratio:16/10;border-radius:var(--radius-s);overflow:hidden;background:var(--surface-2)}
.wide-card__media img{width:100%;height:100%;object-fit:cover}
.wide-card h3{font-size:17.5px;margin-bottom:8px}
.wide-card p{color:var(--muted);font-size:14.5px;margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.wide-card .meta{font-size:13px;color:var(--muted)}
/* cta */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;border-radius:var(--radius-l);
  padding:52px 48px;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center;
  box-shadow:0 24px 54px rgba(78,39,72,.24);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(233,120,98,.42),transparent 68%);
}
.cta-band .cta-inner{position:relative;z-index:1}
.cta-band h2{font-size:clamp(24px,2.8vw,32px);color:#fff}
.cta-band p{color:rgba(255,255,255,.84);margin-top:14px;font-size:15.5px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-side{
  position:relative;z-index:1;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.24);
  border-radius:var(--radius-m);
  padding:22px;
}
.cta-side h3{font-size:16px;color:#fff;margin-bottom:14px}
.cta-side ul{display:grid;gap:10px}
.cta-side li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.86)}
.cta-side li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint);margin-top:8px;flex:0 0 auto}
.age-note{margin-top:20px;font-size:12.5px;color:rgba(255,255,255,.72)}
/* footer */
.site-footer{background:#2A1E28;color:#F3E7EC;padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand-mark{color:#fff;font-size:18px}
.footer-brand .brand-sub{color:#C8B4C0;font-size:11px;letter-spacing:.04em;display:block;margin-top:4px}
.footer-brand p{color:#C8B4C0;font-size:14px;margin-top:16px;max-width:340px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:#C8B4C0;font-size:14px;transition:color var(--ease)}
.footer-col a:hover{color:#fff}
.footer-col .small{color:#B9A5B1;font-size:13px;margin-top:12px}
.age-badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  border:1px solid rgba(233,120,98,.6);color:#F2B9AA;
  font-size:12px;font-weight:600;
}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#B9A5B1;
}
/* motion */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 260ms ease,transform 260ms ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}
/* responsive */
@media (max-width:1200px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:992px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .section{padding:64px 0}
  .grid-3,.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:1fr;padding:40px 32px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .wide-card{grid-template-columns:160px minmax(0,1fr)}
}
@media (max-width:768px){
  .page-head{padding:34px 0 40px}
  .section{padding:52px 0}
  .grid-2,.compare{grid-template-columns:1fr}
  .card-grid,.grid-3{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .wide-card{grid-template-columns:1fr;padding:14px}
  .wide-card__media{aspect-ratio:16/9}
  .btn{width:100%}
  .cta-actions .btn{width:100%}
  .nav-inner{height:64px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .page-head h1{font-size:26px}
  .section-head h2{font-size:22px}
  .risk-card,.compare-card,.flow-step,.case-card__body{padding:20px 18px}
  .safe-card__body{padding:18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}