:root{
  --bg:#f5f7fb; --bg-soft:#ffffff; --card:#ffffff; --card-hover:#f9fafb;
  --border:#d8dee9; --border-soft:#e7ebf2;
  --text:#172033; --text-soft:#4d5b73; --text-mute:#7b8798;
  --primary:#2563eb; --primary-hover:#1d4ed8; --primary-soft:rgba(37,99,235,.10);
  --ok:#059669; --warn:#d97706; --danger:#dc2626;
  --radius:8px; --radius-sm:6px;
  --shadow:0 14px 36px rgba(23,32,51,.08);
  --wall:linear-gradient(180deg,#f8fafc 0%,#eef2f7 100%);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background-color:var(--bg);
  background-image:var(--wall);
  background-attachment:fixed;
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  line-height:1.6; -webkit-font-smoothing:antialiased; min-height:100vh;
  display:flex; flex-direction:column;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.icon{width:1em;height:1em;stroke:currentColor;flex-shrink:0;vertical-align:-.14em}
.inline-icon{width:14px;height:14px;margin-right:4px}
.btn .icon{width:16px;height:16px}
.brand-logo .icon{width:20px;height:20px}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px;width:100%}
.main{flex:1;padding-top:26px;padding-bottom:60px}

/* header */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(255,255,255,.86);border-bottom:1px solid var(--border-soft)}
.header-inner{display:flex;align-items:center;gap:22px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:.3px}
.brand-logo{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;background:#172033;color:#fff;box-shadow:0 8px 18px rgba(23,32,51,.14)}
.main-nav{display:flex;gap:6px;margin-left:6px}
.main-nav a{padding:8px 14px;border-radius:10px;color:var(--text-soft);font-size:14.5px;transition:.18s}
.main-nav a:hover{color:var(--text);background:var(--primary-soft)}
.main-nav a.active{color:var(--text);background:var(--primary-soft)}
.user-area{margin-left:auto;display:flex;align-items:center;gap:10px}
.user-menu{position:relative}
.avatar-btn{display:flex;align-items:center;gap:8px;background:none;border:none;color:var(--text);cursor:pointer;font-size:14px;padding:4px 6px;border-radius:10px}
.avatar-btn:hover{background:var(--primary-soft)}
.dropdown{position:absolute;right:0;top:calc(100% + 8px);min-width:150px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:6px;display:none;box-shadow:var(--shadow);overflow:hidden}
.user-menu:hover .dropdown{display:block}
.dropdown a,.dropdown-form button{display:block;width:100%;padding:9px 12px;border-radius:8px;font-size:14px;color:var(--text-soft);background:transparent;border:0;text-align:left;font-family:inherit;cursor:pointer}
.dropdown a:hover,.dropdown-form button:hover{background:var(--primary-soft);color:var(--text)}
.dropdown-form{margin:0}
.avatar{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#334155;color:#fff;font-weight:700;font-size:15px;flex-shrink:0}
.avatar-sm{width:26px;height:26px;font-size:13px}
.avatar-lg{width:64px;height:64px;font-size:26px}
.avatar-xs{width:22px;height:22px;font-size:11px}
.avatar-img{border-radius:50%;object-fit:cover;border:1px solid var(--border-soft);background:#f1f5f9;flex-shrink:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:10px;padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer;transition:.16s;background:none;color:var(--text);font-family:inherit;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(37,99,235,.18)}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}
.btn-ghost{border-color:var(--border);color:var(--text-soft)}
.btn-ghost:hover{border-color:var(--primary);color:var(--text);background:var(--primary-soft)}
.btn-danger{background:rgba(255,92,114,.16);color:var(--danger);border-color:rgba(255,92,114,.3)}
.btn-danger:hover{background:rgba(255,92,114,.26)}
.btn-sm{padding:6px 11px;font-size:13px;border-radius:8px}
.btn-lg{padding:12px 24px;font-size:15px}
.btn-block{width:100%}

/* hero */
.hero{text-align:center;padding:44px 0 30px}
.hero h1{font-size:38px;margin:0 0 12px;font-weight:800;color:var(--text)}
.hero-desc{color:var(--text-soft);font-size:16px;max-width:600px;margin:0 auto 26px}
.hero-stats{display:flex;justify-content:center;gap:38px;margin-bottom:28px}
.hs-item{text-align:center}
.hs-item b{display:block;font-size:26px;color:var(--primary)}
.hs-item span{font-size:13px;color:var(--text-mute)}
.search-box{display:flex;gap:10px;max-width:560px;margin:0 auto}
.search-box input{flex:1;padding:13px 18px;border-radius:8px;border:1px solid var(--border);background:#fff;color:var(--text);font-size:15px;outline:none;transition:.18s;font-family:inherit}
.search-box input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}
.search-box input::placeholder{color:var(--text-mute)}

/* cat nav */
.cat-nav{display:flex;flex-wrap:wrap;gap:9px;margin:8px 0 22px;justify-content:center}
.cat-pill{display:inline-flex;align-items:center;gap:6px;padding:7px 15px;border-radius:999px;border:1px solid var(--border);color:var(--text-soft);font-size:14px;transition:.16s;background:#fff}
.cat-pill:hover{border-color:var(--primary);color:var(--text);transform:translateY(-1px)}
.cat-pill.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(37,99,235,.18)}
.cat-icon{width:15px;height:15px;flex-shrink:0}

/* toolbar */
.list-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:12px}
.result-line{color:var(--text-soft);font-size:14px}
.result-line b{color:var(--text)}
.clear-kw{margin-left:10px;color:var(--primary);font-size:13px}
.sort-tabs{display:flex;gap:4px;background:#eef2f7;padding:4px;border-radius:9px;border:1px solid var(--border-soft)}
.sort-tab{padding:6px 14px;border-radius:8px;font-size:13.5px;color:var(--text-soft);transition:.16s}
.sort-tab:hover{color:var(--text)}
.sort-tab.active{background:var(--primary);color:#fff}

/* site grid */
.site-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(252px,1fr));gap:16px}
.site-grid-sm{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.site-card{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:18px;transition:.2s;display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden}
.site-card::before{display:none}
.site-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow);background:var(--card-hover)}
.card-head{display:flex;align-items:center;justify-content:space-between;position:relative;z-index:1}
.site-icon{width:44px;height:44px;border-radius:8px;object-fit:cover;background:#f1f5f9;border:1px solid var(--border-soft)}
.card-body{position:relative;z-index:1}
.site-name{margin:0 0 6px;font-size:16px;font-weight:700;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.tag-reco{font-size:11px;padding:1px 7px;border-radius:6px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;font-weight:700}
.site-desc{margin:0 0 10px;color:var(--text-soft);font-size:13.5px;min-height:40px;line-height:1.5}
.card-foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px}
.site-domain{color:var(--text-mute);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:62%}
.site-cat{color:var(--primary);background:var(--primary-soft);padding:2px 9px;border-radius:6px}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block;flex-shrink:0}
.dot-ok{background:var(--ok);box-shadow:0 0 8px rgba(62,207,142,.7)}
.dot-bad{background:var(--danger);box-shadow:0 0 8px rgba(255,92,114,.7)}
.dot-unknown{background:var(--text-mute)}

/* empty */
.empty-state{text-align:center;padding:70px 20px;color:var(--text-soft)}
.empty-icon{display:grid;place-items:center;width:52px;height:52px;margin:0 auto 14px;border-radius:12px;background:#eef2f7;color:var(--primary)}
.empty-icon .icon{width:26px;height:26px}
.empty-state p{margin:0 0 18px}

/* pagination */
.pagination{display:flex;justify-content:center;gap:6px;margin-top:34px;flex-wrap:wrap}
.page-item{padding:8px 14px;border-radius:9px;border:1px solid var(--border);color:var(--text-soft);font-size:14px;transition:.16s}
.page-item:hover{border-color:var(--primary);color:var(--text)}
.page-item.active{background:var(--primary);border-color:var(--primary);color:#fff}
.page-item.disabled{opacity:.4;pointer-events:none}
.page-dots{color:var(--text-mute);padding:8px 4px}

/* alert */
.alert{padding:13px 18px;border-radius:12px;margin:14px 0;font-size:14px;border:1px solid;display:flex;gap:10px;align-items:flex-start}
.alert-success{background:#ecfdf5;border-color:#a7f3d0;color:#047857}
.alert-danger{background:#fef2f2;border-color:#fecaca;color:#b91c1c}
.alert-warn{background:#fffbeb;border-color:#fde68a;color:#92400e}
.alert-info{background:var(--primary-soft);border-color:#bfdbfe;color:#1d4ed8}
.alert a{text-decoration:underline;font-weight:600}
.err-list{margin:0;padding-left:20px}

/* forms */
.form-page{max-width:640px;margin:20px auto}
.page-title{font-size:26px;margin:0 0 8px;font-weight:800}
.page-sub{color:var(--text-soft);margin:0 0 24px}
.form-card,.stack-form{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:26px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text-soft)}
.field .req{color:var(--danger)}
.field input[type=text],.field input[type=email],.field input[type=password],.field input[type=number],.field input[type=search],.field select,.field textarea{
  width:100%;padding:11px 14px;border-radius:8px;border:1px solid var(--border);background:#fff;color:var(--text);font-size:14.5px;outline:none;transition:.16s;font-family:inherit
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}
.field textarea{resize:vertical;min-height:80px}
.hint{font-size:12.5px;color:var(--text-mute);margin:7px 0 0}
.input-fetch{display:flex;gap:10px}
.input-fetch input{flex:1}
.icon-preview{display:flex;align-items:center;gap:14px}
.icon-preview img{width:48px;height:48px;border-radius:8px;border:1px solid var(--border);background:#f1f5f9}
.btns{display:flex;gap:10px;margin-top:8px}

/* auth */
.auth-page{display:grid;place-items:center;min-height:56vh;padding:30px 0}
.auth-card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border-soft);border-radius:10px;padding:36px 32px;box-shadow:var(--shadow)}
.auth-title{font-size:24px;margin:0 0 6px;font-weight:800;text-align:center}
.auth-sub{color:var(--text-soft);font-size:14px;text-align:center;margin:0 0 22px}
.auth-foot{text-align:center;margin:18px 0 0;font-size:14px;color:var(--text-soft)}
.auth-foot a{color:var(--primary);font-weight:600}

/* detail */
.detail-page{max-width:900px;margin:0 auto}
.detail-hero{display:flex;align-items:flex-start;gap:20px;background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:26px;margin-bottom:22px;flex-wrap:wrap}
.detail-icon{width:72px;height:72px;border-radius:10px;object-fit:cover;border:1px solid var(--border);background:#f1f5f9}
.detail-meta{flex:1;min-width:220px}
.detail-meta h1{margin:0 0 8px;font-size:24px;font-weight:800;display:flex;align-items:center;gap:8px}
.detail-url{display:inline-flex;align-items:center;gap:4px;color:var(--primary);font-size:14px;word-break:break-all}
.detail-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;padding:4px 11px;border-radius:8px;background:#f8fafc;border:1px solid var(--border-soft);color:var(--text-soft)}
.chip-reco{background:#fff7ed;color:#9a3412;border-color:#fed7aa;font-weight:700}
.detail-section{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:24px;margin-bottom:20px}
.detail-section h2{font-size:16px;margin:0 0 14px;font-weight:700;color:var(--text-soft)}
.detail-desc{margin:0;color:var(--text);line-height:1.8}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:12.5px;padding:3px 10px;border-radius:7px;background:var(--primary-soft);color:#1d4ed8}
.submitter{display:flex;align-items:center;gap:14px}
.submitter-name{font-weight:700}
.submitter-intro{font-size:13px;color:var(--text-mute)}
.submitter .btn{margin-left:auto}
.badge-preview{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.badge-preview img{height:32px;width:auto;flex-shrink:0}
.badge-preview input{flex:1;min-width:260px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#f8fafc;color:var(--text-soft);font-size:13px}

/* badges */
.badge{display:inline-block;padding:2px 10px;border-radius:7px;font-size:12.5px;font-weight:600;background:#f8fafc;border:1px solid var(--border-soft);color:var(--text-soft)}
.badge-ok{background:#ecfdf5;border-color:#a7f3d0;color:#047857}
.badge-warn{background:#fffbeb;border-color:#fde68a;color:#92400e}
.badge-danger{background:#fef2f2;border-color:#fecaca;color:#b91c1c}
.badge-muted{background:rgba(107,119,160,.14);border-color:var(--border-soft);color:var(--text-mute)}

/* user page */
.user-page{max-width:960px;margin:0 auto}
.profile-head{display:flex;align-items:center;gap:20px;background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:26px;margin-bottom:20px;flex-wrap:wrap}
.profile-main{flex:1;min-width:200px}
.profile-main h1{margin:0 0 6px;font-size:22px;font-weight:800}
.you-tag{font-size:12px;padding:2px 9px;border-radius:6px;background:var(--primary-soft);color:#1d4ed8;font-weight:600;vertical-align:middle}
.profile-intro{color:var(--text-soft);margin:0 0 10px;font-size:14px}
.profile-meta{display:flex;gap:18px;font-size:13px;color:var(--text-mute);flex-wrap:wrap}
.profile-meta span{display:inline-flex;align-items:center;gap:4px}
.profile-meta a{display:inline-flex;align-items:center;gap:4px;color:var(--primary)}
.profile-meta b{color:var(--text)}
.profile-actions{display:flex;gap:10px;align-items:center}
.logout-form{margin:0;display:inline-flex}
.profile-form{margin-bottom:20px}
.profile-form h2{font-size:16px;margin:0 0 16px;color:var(--text)}
.notice-card{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:20px;margin-bottom:20px}
.notice-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.notice-head h2{margin:0;font-size:16px}
.notice-head span{font-size:12.5px;color:var(--text-mute)}
.notice-list{display:grid;gap:10px}
.notice-item{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--border-soft);border-radius:8px;padding:12px;background:#fbfcfe}
.notice-status{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:#f8fafc;color:var(--text-soft);flex-shrink:0}
.notice-status .icon{width:16px;height:16px}
.notice-ok .notice-status{background:#ecfdf5;color:var(--ok)}
.notice-danger .notice-status{background:#fef2f2;color:var(--danger)}
.notice-body{min-width:0;flex:1}
.notice-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-weight:700}
.notice-title a:hover{color:var(--primary)}
.notice-text{font-size:13px;color:#b91c1c;margin-top:4px}
.notice-time{font-size:12.5px;color:var(--text-mute);margin-top:4px}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.stat-card{background:var(--card);border:1px solid var(--border-soft);border-radius:12px;padding:18px;text-align:center}
.stat-card b{display:block;font-size:24px;font-weight:800}
.stat-card span{font-size:13px;color:var(--text-mute)}
.stat-ok b{color:var(--ok)} .stat-warn b{color:var(--warn)} .stat-danger b{color:var(--danger)}
.filter-tabs{margin-bottom:18px;display:inline-flex}
.my-list{display:flex;flex-direction:column;gap:12px}
.my-item{display:flex;align-items:flex-start;gap:16px;background:var(--card);border:1px solid var(--border-soft);border-radius:12px;padding:16px 18px}
.my-icon{width:46px;height:46px;border-radius:8px;object-fit:cover;border:1px solid var(--border);background:#f1f5f9;flex-shrink:0}
.my-info{flex:1;min-width:0}
.my-title{font-weight:700;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.my-title a{color:var(--text)}
.my-title a:hover{color:var(--primary)}
.my-url{font-size:12.5px;color:var(--text-mute);word-break:break-all;margin:4px 0}
.my-reject{font-size:12.5px;color:#b91c1c;margin:4px 0}
.my-time{font-size:12.5px;color:var(--text-mute)}
.my-actions{align-self:center}

/* footer */
.site-footer{border-top:1px solid var(--border-soft);padding:28px 0;margin-top:auto}
.site-footer .wrap{text-align:center}
.foot-links{display:flex;justify-content:center;gap:22px;margin-bottom:12px;flex-wrap:wrap}
.foot-links a{color:var(--text-soft);font-size:14px}
.foot-links a:hover{color:var(--primary)}
.copyright{color:var(--text-mute);font-size:13px;margin:0}

/* responsive */
@media(max-width:720px){
  .hero h1{font-size:28px}
  .hero-stats{gap:24px}
  .main-nav{display:none}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .list-toolbar{flex-direction:column;align-items:flex-start}
  .profile-head,.detail-hero{flex-direction:column}
  .search-box{flex-direction:column}
}