:root{
  --c-primary:#ff4d2e;
  --c-primary-deep:#d62828;
  --c-accent:#ffb703;
  --c-pink:#ff2e63;
  --c-bg:#fff6f1;
  --c-surface:#ffffff;
  --c-soft:#fff0e8;
  --c-ink:#241a17;
  --c-muted:#85726a;
  --c-line:#ffe0d2;
  --grad:linear-gradient(135deg,#ff6a3d,#ff2e63);
  --grad-warm:linear-gradient(135deg,#ff8a00,#ff3d77);
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(255,77,46,.12);
  --shadow-sm:0 4px 14px rgba(214,40,40,.10);
  --gap:22px;
  --maxw:1180px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  background:var(--c-bg);color:var(--c-ink);line-height:1.75;font-size:15px;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
h1,h2,h3,h4{margin:0;line-height:1.4;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 18px;}

/* Header */
.site-bar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  border-bottom:2px solid var(--c-line);backdrop-filter:saturate(1.4) blur(6px);}
.bar-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;
  gap:18px;padding:12px 18px;}
.brand-mark{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;
  color:var(--c-primary-deep);white-space:nowrap;}
.brand-mark img{width:38px;height:38px;border-radius:11px;}
.brand-text small{display:block;font-size:11px;color:var(--c-muted);font-weight:500;}
.main-nav{display:flex;gap:6px;flex:1;flex-wrap:wrap;}
.nav-link{padding:8px 13px;border-radius:999px;font-weight:600;color:var(--c-ink);
  font-size:15px;transition:.18s;}
.nav-link:hover,.nav-link.active{background:var(--grad);color:#fff;}
.nav-extra{display:flex;gap:10px;align-items:center;}
.login-btn{padding:7px 16px;border:1.5px solid var(--c-primary);border-radius:999px;
  color:var(--c-primary);font-weight:700;font-size:14px;transition:.18s;}
.login-btn:hover{background:var(--c-soft);}
.app-btn{padding:8px 17px;border-radius:999px;background:var(--grad);color:#fff;
  font-weight:700;font-size:14px;box-shadow:var(--shadow-sm);transition:.18s;}
.app-btn:hover{transform:translateY(-1px);}
.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;
  cursor:pointer;padding:8px;}
.menu-toggle span{width:26px;height:3px;background:var(--c-primary-deep);border-radius:3px;
  transition:.2s;}

/* Section shell */
.section{padding:34px 0;}
.section-head{display:flex;align-items:center;justify-content:space-between;
  margin-bottom:20px;gap:12px;flex-wrap:wrap;}
.section-title{font-size:23px;font-weight:800;position:relative;padding-left:16px;}
.section-title::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:6px;
  border-radius:6px;background:var(--grad);}
.section-sub{color:var(--c-muted);font-size:13px;}
.section-more{color:var(--c-primary);font-weight:700;font-size:14px;}
.section-more:hover{text-decoration:underline;}
.tinted{background:var(--c-soft);}

/* Spotlight hero (centered, melon style) */
.spotlight-hero{background:var(--grad);color:#fff;padding:54px 0 44px;text-align:center;
  position:relative;overflow:hidden;}
.spotlight-hero::after{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.22),transparent 40%),
  radial-gradient(circle at 80% 60%,rgba(255,255,255,.18),transparent 45%);}
.hero-inner{position:relative;z-index:1;max-width:840px;margin:0 auto;padding:0 18px;}
.hero-kicker{display:inline-block;background:rgba(255,255,255,.22);padding:6px 16px;
  border-radius:999px;font-weight:700;font-size:13px;margin-bottom:16px;}
.hero-h1{font-size:38px;font-weight:900;letter-spacing:1px;margin-bottom:16px;
  text-shadow:0 4px 18px rgba(0,0,0,.12);}
.hero-desc{font-size:16px;opacity:.95;max-width:680px;margin:0 auto 24px;}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.hero-btn{padding:13px 28px;border-radius:999px;font-weight:800;font-size:15px;
  background:#fff;color:var(--c-primary-deep);box-shadow:0 8px 22px rgba(0,0,0,.18);
  cursor:pointer;transition:.18s;border:none;}
.hero-btn:hover{transform:translateY(-2px);}
.hero-btn.ghost{background:rgba(255,255,255,.16);color:#fff;border:1.5px solid rgba(255,255,255,.7);}
.hero-tags{margin-top:26px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
.hero-tags a{background:rgba(255,255,255,.18);padding:6px 14px;border-radius:999px;
  font-size:13px;font-weight:600;transition:.18s;}
.hero-tags a:hover{background:#fff;color:var(--c-primary-deep);}

/* Buzz ranking */
.buzz-rank{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.rank-row{display:flex;gap:14px;background:var(--c-surface);border-radius:var(--radius);
  padding:14px;box-shadow:var(--shadow-sm);border:1px solid var(--c-line);transition:.2s;}
.rank-row:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.rank-no{flex:none;width:38px;height:38px;border-radius:11px;display:flex;
  align-items:center;justify-content:center;font-weight:900;font-size:20px;color:#fff;
  background:linear-gradient(135deg,#ffb703,#ff7b00);}
.rank-row:nth-child(1) .rank-no,.rank-row:nth-child(2) .rank-no,.rank-row:nth-child(3) .rank-no{background:var(--grad);}
.rank-thumb{flex:none;width:96px;aspect-ratio:3/2;border-radius:var(--radius-sm);
  overflow:hidden;background:var(--c-soft);}
.rank-thumb img{width:100%;height:100%;object-fit:cover;}
.rank-body{flex:1;min-width:0;}
.rank-title{font-size:15px;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;}
.rank-summary{color:var(--c-muted);font-size:12.5px;margin:4px 0 6px;display:-webkit-box;
  -webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.rank-meta{font-size:12px;color:var(--c-muted);display:flex;gap:12px;flex-wrap:wrap;align-items:center;}
.heat-bar{height:6px;border-radius:6px;background:var(--c-soft);overflow:hidden;margin-top:7px;}
.heat-fill{height:100%;background:var(--grad-warm);border-radius:6px;}

/* Category recommend */
.melon-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.melon-card{background:var(--c-surface);border-radius:var(--radius);padding:20px;
  box-shadow:var(--shadow-sm);border:1px solid var(--c-line);transition:.2s;
  display:flex;flex-direction:column;gap:10px;}
.melon-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.melon-icon{width:46px;height:46px;border-radius:13px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;}
.melon-card h3{font-size:18px;}
.melon-card p{color:var(--c-muted);font-size:13px;margin:0;}
.melon-rep{margin-top:auto;border-top:1px dashed var(--c-line);padding-top:10px;}
.melon-rep a{font-size:13px;font-weight:600;color:var(--c-primary-deep);display:block;
  padding:3px 0;}
.melon-rep a:hover{color:var(--c-pink);}

/* Topic stream (star / wanghong cards) */
.topic-stream{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);}
.stream-card{background:var(--c-surface);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);border:1px solid var(--c-line);transition:.2s;}
.stream-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.stream-thumb{aspect-ratio:3/2;overflow:hidden;background:var(--c-soft);position:relative;}
.stream-thumb img{width:100%;height:100%;object-fit:cover;}
.stream-flag{position:absolute;left:10px;top:10px;background:var(--c-pink);color:#fff;
  font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;}
.stream-body{padding:13px 14px 16px;}
.stream-body h3{font-size:15px;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;}
.stream-meta{font-size:12px;color:var(--c-muted);margin-top:8px;display:flex;gap:10px;
  flex-wrap:wrap;}

/* Reel (variety) horizontal cards */
.reel-row{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.reel-card{display:flex;gap:14px;background:var(--c-surface);border-radius:var(--radius);
  padding:13px;box-shadow:var(--shadow-sm);border:1px solid var(--c-line);transition:.2s;}
.reel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.reel-card .rt{flex:none;width:110px;aspect-ratio:3/2;border-radius:var(--radius-sm);
  overflow:hidden;background:var(--c-soft);}
.reel-card .rt img{width:100%;height:100%;object-fit:cover;}
.reel-card h3{font-size:14.5px;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;}
.reel-card p{font-size:12px;color:var(--c-muted);margin:6px 0 0;display:-webkit-box;
  -webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* Topic band */
.topic-band{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.topic-card{position:relative;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:.2s;min-height:170px;display:flex;align-items:flex-end;}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.topic-card .tov{position:relative;z-index:1;width:100%;padding:16px;
  background:linear-gradient(transparent,rgba(0,0,0,.6));color:#fff;}
.topic-card .tov h3{font-size:18px;}
.topic-card .tov span{font-size:12px;opacity:.9;}

/* Pulse tags */
.pulse-tags{display:flex;flex-wrap:wrap;gap:11px;}
.pulse-tag{background:var(--c-surface);border:1.5px solid var(--c-line);
  padding:8px 16px;border-radius:999px;font-weight:600;font-size:14px;transition:.18s;
  box-shadow:var(--shadow-sm);}
.pulse-tag:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px);}
.pulse-tag b{color:var(--c-primary);font-weight:800;margin-right:4px;}
.pulse-tag:hover b{color:#fff;}

/* Hot words */
.hotword-wall{display:flex;flex-wrap:wrap;gap:12px;}
.hotword{display:flex;align-items:center;gap:8px;background:var(--c-surface);
  border-radius:var(--radius-sm);padding:10px 16px;box-shadow:var(--shadow-sm);
  border:1px solid var(--c-line);font-weight:600;transition:.18s;}
.hotword:hover{transform:translateY(-2px);color:var(--c-primary-deep);}
.hotword i{font-style:normal;width:22px;height:22px;border-radius:7px;background:var(--c-soft);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;}
.hotword.top i{background:var(--grad);color:#fff;}

/* Service tool (gua index) */
.gua-tool{background:var(--c-surface);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow);border:1px solid var(--c-line);}
.gua-tool h2{margin-bottom:6px;}
.gua-tool p.lead{color:var(--c-muted);margin:0 0 18px;font-size:14px;}
.tool-row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end;}
.tool-field{flex:1;min-width:180px;}
.tool-field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px;}
.tool-field input,.tool-field select{width:100%;padding:11px 13px;border-radius:var(--radius-sm);
  border:1.5px solid var(--c-line);background:#fff;font-size:14px;font-family:inherit;}
.tool-field input:focus,.tool-field select:focus{outline:none;border-color:var(--c-primary);}
.chip-set{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0;}
.filter-chip{padding:8px 16px;border-radius:999px;border:1.5px solid var(--c-line);
  background:#fff;font-weight:600;font-size:13px;cursor:pointer;transition:.18s;}
.filter-chip:hover{border-color:var(--c-primary);}
.filter-chip.active{background:var(--grad);color:#fff;border-color:transparent;}
.tool-btn{padding:12px 26px;border-radius:var(--radius-sm);background:var(--grad);color:#fff;
  font-weight:800;border:none;cursor:pointer;font-size:15px;transition:.18s;}
.tool-btn:hover{transform:translateY(-2px);}
.tool-result{margin-top:16px;padding:14px 16px;border-radius:var(--radius-sm);
  background:var(--c-soft);font-weight:600;color:var(--c-primary-deep);display:none;}
.tool-result.show{display:block;}

/* APP promo */
.app-promo{display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center;
  background:var(--c-surface);border-radius:var(--radius);padding:30px;
  box-shadow:var(--shadow);border:1px solid var(--c-line);}
.app-text h2{font-size:25px;margin-bottom:10px;}
.app-text .ver{display:inline-block;background:var(--c-soft);color:var(--c-primary-deep);
  padding:4px 12px;border-radius:999px;font-weight:700;font-size:13px;margin-bottom:14px;}
.app-feat{list-style:none;padding:0;margin:0 0 20px;display:grid;
  grid-template-columns:repeat(2,1fr);gap:10px;}
.app-feat li{position:relative;padding-left:24px;font-size:14px;color:var(--c-muted);}
.app-feat li::before{content:"瓜";position:absolute;left:0;top:0;width:18px;height:18px;
  font-size:11px;background:var(--grad);color:#fff;border-radius:6px;display:flex;
  align-items:center;justify-content:center;font-weight:700;}
.store-row{display:flex;gap:14px;flex-wrap:wrap;}
.store-btn{padding:12px 24px;border-radius:var(--radius-sm);font-weight:800;cursor:pointer;
  border:none;font-size:15px;transition:.18s;}
.store-btn.ios{background:var(--c-ink);color:#fff;}
.store-btn.android{background:var(--grad);color:#fff;}
.store-btn:hover{transform:translateY(-2px);}
.app-shot{text-align:center;}
.app-shot img{border-radius:var(--radius);box-shadow:var(--shadow);margin:0 auto;}

/* Contact board */
.link-board{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.contact-card{background:var(--c-surface);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow-sm);border:1px solid var(--c-line);text-align:center;}
.contact-card .ci{width:50px;height:50px;border-radius:14px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;
  margin:0 auto 12px;}
.contact-card h3{font-size:16px;margin-bottom:6px;}
.contact-card p{color:var(--c-muted);font-size:14px;margin:0;word-break:break-all;}

/* Feed list (category / tag / search) */
.feed-list{display:grid;gap:16px;}
.feed-card{display:flex;gap:16px;background:var(--c-surface);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow-sm);border:1px solid var(--c-line);transition:.2s;}
.feed-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.feed-thumb{flex:none;width:180px;aspect-ratio:3/2;border-radius:var(--radius-sm);
  overflow:hidden;background:var(--c-soft);}
.feed-thumb img{width:100%;height:100%;object-fit:cover;}
.feed-body{flex:1;min-width:0;display:flex;flex-direction:column;}
.feed-cat{font-size:12px;font-weight:700;color:var(--c-primary);}
.feed-title{font-size:18px;font-weight:800;margin:5px 0 7px;display:-webkit-box;
  -webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.feed-summary{color:var(--c-muted);font-size:13.5px;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;}
.feed-tags{display:flex;gap:8px;flex-wrap:wrap;margin:9px 0;}
.feed-tags a{font-size:12px;background:var(--c-soft);color:var(--c-primary-deep);
  padding:3px 10px;border-radius:999px;}
.feed-tags a:hover{background:var(--grad);color:#fff;}
.feed-meta{margin-top:auto;font-size:12px;color:var(--c-muted);display:flex;gap:14px;
  flex-wrap:wrap;align-items:center;}
.rec-flag{display:inline-block;background:var(--c-accent);color:#7a4a00;font-size:11px;
  font-weight:700;padding:2px 9px;border-radius:999px;}

/* Layout split for category / detail */
.split{display:grid;grid-template-columns:1fr 300px;gap:26px;align-items:start;}
.side-card{background:var(--c-surface);border-radius:var(--radius);padding:18px;
  box-shadow:var(--shadow-sm);border:1px solid var(--c-line);margin-bottom:18px;}
.side-card h3{font-size:16px;margin-bottom:12px;padding-left:12px;position:relative;}
.side-card h3::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:5px;
  border-radius:5px;background:var(--grad);}
.side-rank{display:flex;flex-direction:column;gap:11px;}
.side-rank a{display:flex;gap:10px;align-items:center;font-size:13.5px;font-weight:600;}
.side-rank .sn{flex:none;width:22px;height:22px;border-radius:7px;background:var(--c-soft);
  color:var(--c-primary);font-weight:800;font-size:12px;display:flex;align-items:center;
  justify-content:center;}
.side-rank a:hover{color:var(--c-primary-deep);}
.side-rank a:nth-child(-n+3) .sn{background:var(--grad);color:#fff;}

/* Filter bar */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;background:var(--c-surface);
  border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow-sm);
  border:1px solid var(--c-line);margin-bottom:20px;align-items:center;}
.filter-bar .fl{font-weight:700;font-size:14px;margin-right:4px;}

/* Pager */
.pager{display:flex;gap:8px;justify-content:center;margin-top:26px;flex-wrap:wrap;}
.pager a{min-width:40px;height:40px;padding:0 12px;border-radius:var(--radius-sm);
  background:var(--c-surface);border:1px solid var(--c-line);display:flex;align-items:center;
  justify-content:center;font-weight:700;font-size:14px;transition:.18s;}
.pager a:hover{background:var(--c-soft);}
.pager a.active{background:var(--grad);color:#fff;border-color:transparent;}

/* Page hero (sub pages) */
.page-hero{background:var(--grad);color:#fff;padding:40px 0 32px;}
.page-hero .wrap{position:relative;z-index:1;}
.crumb{font-size:13px;opacity:.92;margin-bottom:12px;}
.crumb a:hover{text-decoration:underline;}
.page-hero h1{font-size:30px;font-weight:900;margin-bottom:10px;}
.page-hero p{max-width:760px;opacity:.95;font-size:15px;margin:0;}
.hero-stats{display:flex;gap:22px;margin-top:16px;flex-wrap:wrap;}
.hero-stats span{font-size:13px;background:rgba(255,255,255,.18);padding:5px 14px;
  border-radius:999px;font-weight:600;}

/* Article reading */
.read-cover{width:100%;aspect-ratio:16/7;border-radius:var(--radius);overflow:hidden;
  background:var(--c-soft);margin-bottom:20px;box-shadow:var(--shadow-sm);}
.read-cover img{width:100%;height:100%;object-fit:cover;}
.read-h1{font-size:30px;font-weight:900;line-height:1.45;margin-bottom:14px;}
.read-meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--c-muted);font-size:13px;
  padding-bottom:16px;border-bottom:2px solid var(--c-line);margin-bottom:20px;align-items:center;}
.read-meta a{color:var(--c-primary);font-weight:700;}
.read-body{font-size:16px;line-height:2;color:#33241f;}
.read-body p{margin:0 0 20px;}
.read-body p:first-letter{}
.read-tags{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0;padding-top:18px;
  border-top:1px dashed var(--c-line);}
.read-tags a{background:var(--c-soft);color:var(--c-primary-deep);padding:6px 15px;
  border-radius:999px;font-size:13px;font-weight:600;}
.read-tags a:hover{background:var(--grad);color:#fff;}
.notice-box{background:var(--c-soft);border-left:4px solid var(--c-primary);
  border-radius:var(--radius-sm);padding:15px 18px;font-size:13.5px;color:var(--c-muted);
  margin:22px 0;}
.pn-nav{display:flex;justify-content:space-between;gap:14px;margin:24px 0;flex-wrap:wrap;}
.pn-nav a{flex:1;min-width:200px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow-sm);transition:.18s;}
.pn-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow);}
.pn-nav small{color:var(--c-muted);font-size:12px;}
.pn-nav b{display:block;font-size:14px;margin-top:4px;}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.related-grid .stream-card h3{font-size:14px;}
.comment-list{display:flex;flex-direction:column;gap:14px;}
.comment-item{background:var(--c-surface);border-radius:var(--radius);padding:15px 17px;
  border:1px solid var(--c-line);box-shadow:var(--shadow-sm);}
.comment-item .ch{display:flex;align-items:center;gap:10px;margin-bottom:8px;}
.comment-item .av{width:34px;height:34px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;}
.comment-item .cn{font-weight:700;font-size:14px;}
.comment-item .ct{font-size:12px;color:var(--c-muted);margin-left:auto;}
.comment-item p{margin:0;font-size:14px;color:#33241f;}
.comment-item .clike{font-size:12px;color:var(--c-primary);margin-top:8px;font-weight:600;}

/* Forms */
.form-card{background:var(--c-surface);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow);border:1px solid var(--c-line);}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.form-field{display:flex;flex-direction:column;gap:6px;}
.form-field.full{grid-column:1/-1;}
.form-field label{font-weight:700;font-size:14px;}
.form-field input,.form-field select,.form-field textarea{padding:11px 13px;
  border-radius:var(--radius-sm);border:1.5px solid var(--c-line);font-size:14px;
  font-family:inherit;width:100%;background:#fff;}
.form-field textarea{min-height:130px;resize:vertical;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--c-primary);}
.radio-row{display:flex;gap:18px;}
.radio-row label{font-weight:500;display:flex;align-items:center;gap:6px;cursor:pointer;}
.form-tip{background:var(--c-soft);border-radius:var(--radius-sm);padding:14px 16px;
  font-size:13px;color:var(--c-muted);margin:18px 0;}
.form-tip ul{margin:8px 0 0;padding-left:20px;}
.submit-ok{display:none;margin-top:16px;padding:14px 16px;border-radius:var(--radius-sm);
  background:#e9f9ec;color:#1a7f37;font-weight:700;}
.submit-ok.show{display:block;}

/* Search center */
.search-center{text-align:center;max-width:720px;margin:0 auto;}
.search-box{display:flex;gap:10px;margin:22px 0;}
.search-field{flex:1;padding:15px 18px;border-radius:999px;border:2px solid var(--c-line);
  font-size:16px;font-family:inherit;}
.search-field:focus{outline:none;border-color:var(--c-primary);}
.search-submit{padding:0 30px;border-radius:999px;background:var(--grad);color:#fff;
  font-weight:800;border:none;cursor:pointer;font-size:16px;}
.search-submit:hover{filter:brightness(1.05);}
.search-hint{display:none;background:var(--c-soft);border-radius:var(--radius-sm);
  padding:13px 16px;color:var(--c-primary-deep);font-weight:600;margin:14px 0;}
.search-hint.show{display:block;}

/* Topic detail */
.topic-hero{position:relative;border-radius:var(--radius);overflow:hidden;color:#fff;
  margin-bottom:26px;box-shadow:var(--shadow);}
.topic-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.topic-hero .tv{position:relative;z-index:1;padding:44px 30px;
  background:linear-gradient(110deg,rgba(214,40,40,.82),rgba(255,46,99,.62));}
.topic-hero h1{font-size:30px;font-weight:900;margin-bottom:12px;}
.topic-hero p{max-width:680px;opacity:.96;margin:0 0 14px;}
.timeline{position:relative;padding-left:26px;}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:3px;
  background:var(--c-line);border-radius:3px;}
.tl-item{position:relative;margin-bottom:18px;}
.tl-item::before{content:"";position:absolute;left:-23px;top:6px;width:14px;height:14px;
  border-radius:50%;background:var(--grad);box-shadow:0 0 0 4px var(--c-soft);}
.tl-item a{font-weight:700;font-size:16px;}
.tl-item a:hover{color:var(--c-primary-deep);}
.tl-item p{color:var(--c-muted);font-size:13.5px;margin:5px 0 0;}

/* Sitemap */
.map-board{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.map-col h3{font-size:17px;margin-bottom:12px;padding-left:12px;position:relative;}
.map-col h3::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:5px;
  border-radius:5px;background:var(--grad);}
.map-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:7px;}
.map-col a{font-size:14px;color:var(--c-ink);}
.map-col a:hover{color:var(--c-primary);text-decoration:underline;}

/* About */
.about-block{background:var(--c-surface);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow-sm);border:1px solid var(--c-line);margin-bottom:18px;}
.about-block h2{font-size:20px;margin-bottom:10px;}
.about-block p{margin:0 0 10px;color:#43332e;}
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}

/* Footer */
.ground-foot{background:#2a1813;color:#f5e6df;margin-top:40px;padding:40px 0 22px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;}
.foot-brand{font-size:20px;font-weight:800;margin-bottom:10px;color:#fff;}
.foot-intro{font-size:13px;color:#c9b3aa;line-height:1.8;}
.foot-col h4{font-size:15px;margin-bottom:14px;color:#fff;}
.foot-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;}
.foot-links a{font-size:13px;color:#cdb6ad;}
.foot-links a:hover{color:var(--c-accent);}
.foot-tagwrap{display:flex;flex-wrap:wrap;gap:8px;}
.foot-tagwrap a{font-size:12px;background:rgba(255,255,255,.08);padding:4px 10px;
  border-radius:999px;color:#e3cfc6;}
.foot-tagwrap a:hover{background:var(--c-primary);color:#fff;}
.foot-base{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:18px;
  text-align:center;font-size:12.5px;color:#b39a91;}
.foot-base a{color:#cdb6ad;}
.foot-base a:hover{color:var(--c-accent);}

/* Responsive */
@media(max-width:980px){
  .melon-grid,.topic-stream,.reel-row,.topic-band,.related-grid,.link-board,
  .value-grid,.map-board{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;}
  .app-promo{grid-template-columns:1fr;}
  .buzz-rank{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .hero-h1{font-size:30px;}
}
@media(max-width:768px){
  body{font-size:14.5px;}
  .menu-toggle{display:flex;}
  .main-nav,.nav-extra{display:none;width:100%;flex-direction:column;}
  .site-bar.open .main-nav,.site-bar.open .nav-extra{display:flex;}
  .bar-inner{flex-wrap:wrap;padding:10px 16px;}
  .brand-mark{font-size:19px;flex:1;}
  .brand-mark img{width:34px;height:34px;}
  .main-nav{gap:4px;margin-top:8px;}
  .nav-link{padding:11px 12px;border-radius:10px;}
  .nav-extra{gap:8px;margin-top:8px;}
  .login-btn,.app-btn{width:100%;text-align:center;}
  .menu-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg);}
  .menu-toggle.open span:nth-child(2){opacity:0;}
  .menu-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}
  .hero-h1{font-size:24px;}
  .hero-desc{font-size:14px;}
  .spotlight-hero{padding:36px 0 30px;}
  .section{padding:26px 0;}
  .section-title{font-size:20px;}
  .melon-grid,.topic-stream,.reel-row,.topic-band,.related-grid,.link-board,
  .value-grid,.map-board,.form-grid{grid-template-columns:1fr;}
  .feed-card{flex-direction:column;}
  .feed-thumb{width:100%;}
  .read-h1{font-size:23px;}
  .read-cover{aspect-ratio:16/9;}
  .read-body{font-size:15.5px;}
  .foot-grid{grid-template-columns:1fr;}
  .search-box{flex-direction:column;}
  .search-submit{padding:13px;}
  .pn-nav a{min-width:100%;}
  .topic-hero .tv{padding:28px 20px;}
}