:root{
  --bg:#f5f6f8; --card:#ffffff; --text:#14161a; --muted:#6b7280; --line:#e6e8ec;
  --accent:#ff6b35; --accent-d:#e8562a; --brand:#2f6bff; --ok:#16a34a;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.05),0 10px 28px rgba(16,24,40,.07);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--text); line-height:1.6; -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1140px;margin:0 auto;padding:0 16px}

/* ---------- header ---------- */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd-inner{display:flex;align-items:center;gap:18px;height:60px}
.logo{display:flex;align-items:center;gap:10px;white-space:nowrap}
.logo-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#ff8a4c,#ff5f2e);box-shadow:0 4px 12px rgba(255,107,53,.35);flex:none}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:17px;font-weight:800;letter-spacing:-.2px}
.logo-text i{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.2px}
@media (max-width:560px){.logo-text i{display:none}}
.hd-nav{display:flex;gap:4px;margin-left:8px;overflow:auto}
.hd-nav a{padding:7px 12px;border-radius:9px;font-size:14px;color:#3a3f47;white-space:nowrap}
.hd-nav a:hover{background:#f0f1f4}
.hd-nav a.on{background:#fff2ec;color:var(--accent-d);font-weight:600}
/* 导航栏搜索框已按要求移除（搜索入口保留首页 hero 搜索 + search.html） */

/* ---------- hero ---------- */
.hero{padding:44px 0 26px;text-align:center}
.hero h1{margin:0 0 10px;font-size:32px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p{margin:0 auto 22px;color:var(--muted);max-width:640px;font-size:15px}
.hero-search{display:flex;gap:10px;max-width:620px;margin:0 auto}
.hero-search input{flex:1;padding:14px 16px;border:1px solid var(--line);border-radius:12px;font-size:15px;outline:none;box-shadow:var(--shadow)}
.hero-search input:focus{border-color:var(--accent)}
.hero-search button{padding:0 24px;border:0;border-radius:12px;background:var(--accent);color:#fff;font-size:15px;font-weight:700;cursor:pointer}
.hero-search button:hover{background:var(--accent-d)}

.stats{display:flex;justify-content:center;gap:34px;margin-top:26px;flex-wrap:wrap}
.stats div{text-align:center}
.stats b{display:block;font-size:22px;color:var(--accent-d)}
.stats span{font-size:12px;color:var(--muted)}

/* ---------- chips ---------- */
.sec-title{display:flex;align-items:center;gap:10px;margin:34px 0 14px;font-size:19px;font-weight:800}
.sec-title small{font-weight:400;color:var(--muted);font-size:13px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.chip{padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#3a3f47;cursor:pointer}
.chip:hover{border-color:#d3d7de}
.chip.on{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}

/* ---------- grid / card ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin:18px 0 40px}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .16s,box-shadow .16s}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(16,24,40,.13)}
.card-top{display:flex;gap:12px;padding:16px 16px 0}
.card-ico{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;font-size:22px;background:#fff2ec;flex:none}
.card h3{margin:0;font-size:15px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-desc{margin:9px 16px 0;font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tags{display:flex;gap:6px;flex-wrap:wrap;margin:11px 16px 0}
.tag{font-size:11px;color:#5b6068;background:#f2f3f6;border-radius:6px;padding:2px 7px}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;border-top:1px solid var(--line);background:#fcfcfd}
.card-meta{font-size:12px;color:var(--muted)}
.cta{display:inline-flex;align-items:center;gap:5px;background:var(--accent);color:#fff;font-size:13px;font-weight:700;padding:8px 14px;border-radius:9px}
.card:hover .cta{background:var(--accent-d)}
.badge{font-size:11px;padding:2px 7px;border-radius:6px;background:#fff7e6;color:#b7791f;border:1px solid #f6e3b8}

/* ---------- detail ---------- */
.crumb{font-size:13px;color:var(--muted);margin:22px 0 14px}
.crumb a:hover{color:var(--accent-d)}
.detail{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.detail h1{margin:0 0 8px;font-size:24px}
.pwd{font-family:ui-monospace,Menlo,monospace;background:#f2f3f6;border-radius:6px;padding:2px 8px}
.cta-box{position:sticky;top:76px;text-align:center}
.cta-box .big{display:block;width:100%;padding:16px;border:0;border-radius:12px;background:var(--accent);color:#fff;font-size:17px;font-weight:800;cursor:pointer}
.cta-box .big:hover{background:var(--accent-d)}
.cta-box .sub{margin:10px 0 0;font-size:12px;color:var(--muted)}
.cta-box .hint{margin:14px 0 0;font-size:12px;color:var(--muted);text-align:left;background:#f7f8fa;border-radius:10px;padding:12px}
.copy{margin-top:12px;display:flex;gap:8px}
.copy input{flex:1;padding:9px 11px;border:1px solid var(--line);border-radius:9px;font-family:ui-monospace,monospace;font-size:13px}
.copy button{padding:0 14px;border:1px solid var(--line);background:#fff;border-radius:9px;cursor:pointer;font-size:13px}
.copy button:hover{border-color:var(--accent);color:var(--accent-d)}

/* ---------- misc ---------- */
.prose{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);margin:22px 0 40px}
.prose h2{margin:22px 0 8px;font-size:17px}
.prose p,.prose li{color:#3a3f47;font-size:14.5px}
.empty{text-align:center;color:var(--muted);padding:60px 0}
.ft{border-top:1px solid var(--line);background:#fff;margin-top:20px}
.ft-inner{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;padding:26px 0;font-size:13px;color:var(--muted)}
.ft a:hover{color:var(--accent-d)}
.notice{font-size:12px;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:10px;padding:10px 14px;margin:20px 0}

/* ---------- 收藏 ---------- */
.hd-fav{display:inline-flex;align-items:center;gap:4px;padding:8px 12px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:13px;font-weight:600;color:#3a3f47;white-space:nowrap;flex:none}
.hd-fav:hover{border-color:var(--accent);color:var(--accent-d)}
.hd-fav b{color:var(--accent-d);font-size:12px}
.hd-right{margin-left:auto;display:flex;align-items:center;gap:10px;flex:none}
.hd-tg{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:10px;background:#229ED9;color:#fff;font-size:13px;font-weight:600;white-space:nowrap;flex:none}
.hd-tg:hover{background:#1c8dc0}
.hd-tg-icon{flex:none}
.fav-btn{display:block;width:100%;margin-top:10px;padding:11px;border:1px solid var(--line);border-radius:12px;background:#fff;color:#3a3f47;font-size:14px;font-weight:700;cursor:pointer;transition:all .18s}
.fav-btn:hover{border-color:var(--accent);color:var(--accent-d)}
.fav-btn .fav-star{font-size:15px}
.fav-btn.on{background:#fff7e6;border-color:#f0c56a;color:#9a6b00}
.fav-item{position:relative}
.fav-del{position:absolute;top:8px;right:8px;z-index:6;padding:4px 10px;border-radius:999px;border:1px solid rgba(220,38,38,.3);background:rgba(255,255,255,.92);color:#dc2626;font-size:11.5px;font-weight:700;cursor:pointer}
.fav-del:hover{background:#dc2626;color:#fff}

/* ---------- 公告弹窗 ---------- */
.ann-mask{position:fixed;inset:0;z-index:200;background:rgba(15,18,24,.55);display:flex;align-items:center;justify-content:center;padding:18px;animation:annFade .2s ease-out}
.ann{position:relative;width:min(560px,100%);max-height:86vh;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 70px rgba(16,24,40,.35);padding:24px 22px 18px;text-align:center;animation:annRise .25s ease-out}
@keyframes annFade{from{opacity:0}to{opacity:1}}
@keyframes annRise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.ann-close{position:absolute;top:12px;right:12px;width:30px;height:30px;border:0;border-radius:50%;background:#f2f3f6;color:#6b7280;font-size:14px;cursor:pointer}
.ann-close:hover{background:#e6e8ec;color:#14161a}
.ann-icon{font-size:34px;line-height:1}
.ann-eyebrow{margin:8px 0 2px;font-size:11px;letter-spacing:2px;color:var(--muted)}
.ann h2{margin:0 0 14px;font-size:20px}
.ann-timeline{text-align:left;margin-bottom:16px}
.ann-tl{border:1px solid var(--line);border-radius:12px;margin-bottom:8px;overflow:hidden;background:#fcfcfd}
.ann-tl.latest{border-color:#ffd9c7;background:#fff8f4;box-shadow:0 0 0 3px rgba(255,107,53,.06)}
.ann-tl-head{display:flex;align-items:center;gap:10px;width:100%;padding:12px 14px;border:0;background:transparent;cursor:pointer;text-align:left}
.ann-tl-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none}
.ann-tl-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}
.ann-tl-top{display:flex;align-items:center;gap:8px}
.ann-tl-date{font-size:12px;color:var(--muted)}
.ann-tl-tag{font-size:11px;font-weight:700;color:var(--accent-d);background:#fff2ec;border-radius:6px;padding:1px 7px}
.ann-tl-title{font-size:14px;font-weight:700;color:var(--text)}
.ann-tl-chev{color:var(--muted);font-size:13px;flex:none}
.ann-tl-body{padding:2px 14px 14px;font-size:13.5px;color:#3a3f47;line-height:1.75;word-break:break-word}
.ann-tl-body a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}
.ann-text{text-align:left;font-size:14px;color:#3a3f47;line-height:1.8;margin-bottom:16px;word-break:break-word}
.ann-text a{color:var(--brand);text-decoration:underline}
.ann-actions{display:flex;gap:10px;justify-content:center}
.ann-btn{padding:10px 20px;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer}
.ann-btn.ghost{border:1px solid var(--line);background:#fff;color:#3a3f47}
.ann-btn.ghost:hover{border-color:var(--accent);color:var(--accent-d)}
.ann-btn.primary{border:0;background:var(--accent);color:#fff}
.ann-btn.primary:hover{background:var(--accent-d)}
.ann-socials{display:flex;justify-content:center;gap:8px;margin:-2px 0 16px}
.ann-social{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;color:#fff;font-size:13px;font-weight:600}
.ann-social--tg{background:#229ED9;border:1px solid #1c8dc0}
.ann-social--tg:hover{background:#1c8dc0;box-shadow:0 0 12px rgba(34,158,217,.45)}

@media (max-width:820px){
  .detail{grid-template-columns:1fr}
  .cta-box{position:static}
  .hd-nav{display:none}
  .hero h1{font-size:24px}
  .stats{gap:20px}
}
@media (max-width:640px){
  .hd-fav-text{display:none}
  .hd-tg-text{display:none}
}

/* ---------- 品牌优化：品类色 / 卡片 / 详情页 / 空状态 ---------- */
.card-bar{position:absolute;left:0;top:0;bottom:0;width:4px;z-index:2}
.info-chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 4px}
.info-chip{font-size:12.5px;color:#3a3f47;background:#f4f5f7;border:1px solid var(--line);border-radius:999px;padding:4px 11px;white-space:nowrap}
.info-chip--cat{background:#fff;font-weight:600}
.hero-new{margin-top:14px}
.hero-new__pill{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--accent-d);background:#fff2ec;border:1px solid #ffd9c7;border-radius:999px;padding:6px 14px}
.hero-new__pill b{color:var(--accent)}
.hero-new__pill:hover{background:#ffe8dc}
.empty-block{text-align:center;padding:48px 16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.empty-block__ico{font-size:40px}
.empty-block p{margin:8px 0 0;color:var(--muted)}
.empty-block__hint{font-size:13px}
.chips--center{justify-content:center;margin-top:14px}
.chips--center .chip{display:inline-block;padding:7px 14px}
.cta-box .big.got{background:var(--ok);font-size:15px}
.badge-new{background:#e8fff0;color:#0f9d58;border:1px solid #b6ecc9}