:root{
  --bg:#f6f7f9; --panel:#fff; --ink:#141821; --muted:#6b7280; --line:#e5e7eb;
  --accent:#2563eb; --accent-ink:#fff;
  --critical:#dc2626; --high:#ea580c; --medium:#2563eb; --low:#9ca3af;
  --ok:#059669; --warn:#b45309; --danger:#dc2626;
  --rewards:#b45309; --ecosystem:#047857; --protocol:#6d28d9; --upgrade:#be123c;
  --radius:10px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.1);
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0e1117; --panel:#161b24; --ink:#e6e9ef; --muted:#9aa4b2; --line:#252c39;
    --accent:#3b82f6; --critical:#f87171; --high:#fb923c; --medium:#60a5fa; --low:#6b7280;
    --ok:#34d399; --warn:#fbbf24; --danger:#f87171;
    --rewards:#fbbf24; --ecosystem:#34d399; --protocol:#a78bfa; --upgrade:#fb7185;
    --shadow:0 1px 2px rgba(0,0,0,.4);
  }
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
code{background:rgba(127,127,127,.14);padding:1px 5px;border-radius:5px;font-size:.9em}

/* topbar */
.topbar{display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  padding:12px 22px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:10px;margin-right:auto}
.logo{font-size:26px}
.brand-title{font-weight:700;letter-spacing:.2px}
.brand-sub{font-size:12px;color:var(--muted)}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{padding:7px 13px;border-radius:8px;color:var(--ink);font-size:14px}
.nav a:hover{background:rgba(127,127,127,.12);text-decoration:none}
.nav a.on{background:var(--accent);color:var(--accent-ink)}

/* layout */
.page{max-width:1240px;margin:20px auto;padding:0 18px;display:flex;flex-direction:column;gap:18px}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(430px,1fr));gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow)}
.card h2{margin:0 0 14px;font-size:16px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card h3{margin:16px 0 8px;font-size:14px}
.muted{color:var(--muted);font-weight:400;font-size:13px}
.hint{color:var(--muted);font-size:13px;margin:0 0 14px;line-height:1.7}
.empty{color:var(--muted);padding:14px 0;text-align:center}
.more{display:inline-block;margin-top:12px;font-size:13px}

/* flash */
.flash{max-width:1240px;margin:14px auto 0;padding:10px 16px;border-radius:8px;font-size:14px;
  border:1px solid var(--line);background:var(--panel)}
.flash.ok{border-left:4px solid var(--ok)}
.flash.err{border-left:4px solid var(--danger)}
.flash.warn{border-left:4px solid var(--warn)}
.flash.inline{margin:12px 0}

/* stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 16px;box-shadow:var(--shadow);border-top:3px solid var(--line)}
.stat-n{font-size:26px;font-weight:700;line-height:1.2}
.stat-l{font-size:12px;color:var(--muted);margin-top:2px}
.stat.critical{border-top-color:var(--critical)}
.stat.high{border-top-color:var(--high)}
.stat.star{border-top-color:var(--protocol)}

/* category strip */
.cat-strip{display:flex;gap:10px;flex-wrap:wrap}
.cat-chip{padding:7px 14px;border-radius:20px;background:var(--panel);border:1px solid var(--line);
  font-size:13px;color:var(--ink);box-shadow:var(--shadow)}
.cat-chip b{margin-left:6px}
.cat-chip:hover{text-decoration:none;border-color:var(--accent)}

/* lists */
.list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.row{display:flex;gap:12px;align-items:flex-start;justify-content:space-between;
  padding:11px 14px;border:1px solid var(--line);border-left:4px solid var(--low);
  border-radius:8px;background:var(--panel)}
.list.big .row{padding:14px 16px}
.row:hover{border-color:var(--accent);border-left-color:inherit}
.row.imp-critical{border-left-color:var(--critical);background:color-mix(in srgb,var(--critical) 5%,var(--panel))}
.row.imp-high{border-left-color:var(--high);background:color-mix(in srgb,var(--high) 4%,var(--panel))}
.row.imp-medium{border-left-color:var(--medium)}
.row.imp-low,.row.imp-none{border-left-color:var(--low)}
.row.soon{box-shadow:inset 3px 0 0 rgba(220,38,38,.25)}
.row.dimmed{opacity:.5}
.row-main{min-width:0;flex:1}
.row-title{display:block;font-weight:600;color:var(--ink);line-height:1.45}
.row-title:hover{color:var(--accent);text-decoration:none}
.row-sum{color:var(--muted);font-size:13px;margin-top:4px;line-height:1.6}
.row-meta{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:7px}
.row-side{display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.date{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.star{color:#f59e0b}

/* chips & badges */
.chip{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11.5px;
  background:rgba(127,127,127,.13);color:var(--muted);white-space:nowrap}
.chip.when{background:rgba(37,99,235,.14);color:var(--medium)}
.chip.warn{background:rgba(180,83,9,.16);color:var(--warn)}
.chip.act{background:rgba(220,38,38,.14);color:var(--critical);font-weight:600}
.chip.rel{font-weight:600}
.chip.rel-top{background:rgba(109,40,217,.18);color:var(--protocol)}
.chip.rel-high{background:rgba(5,150,105,.16);color:var(--ok)}
.chip.rel-mid{background:rgba(127,127,127,.14);color:var(--muted)}
.chip.rel-low{background:rgba(127,127,127,.12);color:var(--muted);font-weight:400}
.chip.cat-rewards{background:rgba(180,83,9,.15);color:var(--rewards)}
.chip.cat-ecosystem{background:rgba(4,120,87,.15);color:var(--ecosystem)}
.chip.cat-protocol{background:rgba(109,40,217,.15);color:var(--protocol)}
.chip.cat-upgrade_security{background:rgba(190,18,60,.15);color:var(--upgrade)}
.chip.net-MainNet{background:rgba(190,18,60,.15);color:var(--upgrade);font-weight:600}
.chip.net-TestNet{background:rgba(37,99,235,.14);color:var(--medium)}
.chip.net-DevNet{background:rgba(127,127,127,.15)}
.chip.imp-critical{background:rgba(220,38,38,.16);color:var(--critical)}
.chip.imp-high{background:rgba(234,88,12,.16);color:var(--high)}
.chip.imp-medium{background:rgba(37,99,235,.14);color:var(--medium)}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600;
  background:rgba(127,127,127,.14);color:var(--muted);white-space:nowrap}
.badge.imp-critical{background:var(--critical);color:#fff}
.badge.imp-high{background:var(--high);color:#fff}
.badge.imp-medium{background:rgba(37,99,235,.16);color:var(--medium)}

/* buttons & forms */
.btn{display:inline-block;padding:7px 14px;border-radius:8px;border:1px solid var(--line);
  background:var(--panel);color:var(--ink);font-size:13.5px;cursor:pointer;font-family:inherit}
.btn:hover{border-color:var(--accent);text-decoration:none}
.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn.primary:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:transparent;color:var(--muted)}
.icon-btn{background:none;border:none;cursor:pointer;color:var(--muted);font-size:15px;padding:2px 4px;line-height:1}
.icon-btn:hover{color:var(--accent)}
.icon-btn.danger:hover{color:var(--danger)}
.topbar-actions form{margin:0}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:16px;
  padding-bottom:16px;border-bottom:1px dashed var(--line)}
.filters input[type=search],.filters select,.kw-form input,.kw-form select{
  padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:var(--panel);
  color:var(--ink);font-size:13.5px;font-family:inherit}
.filters input[type=search]{min-width:220px;flex:1}
.check{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:5px}
.pager{display:flex;gap:12px;align-items:center;justify-content:center;margin-top:16px}

/* detail */
.detail-head{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:flex-start}
.detail h1{margin:6px 0 10px;font-size:21px;line-height:1.4}
.crumbs{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.detail-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-start}
.detail-actions form{margin:0}
.analysis{margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.summary{background:rgba(127,127,127,.08);padding:12px 14px;border-radius:8px;margin:0 0 14px;line-height:1.7}
.kv{display:flex;flex-direction:column;gap:9px;font-size:13.5px}
.kv>div{display:flex;gap:10px;align-items:center;flex-wrap:wrap;line-height:1.6}
.kv>div>span:first-child{min-width:104px;color:var(--muted);font-size:12.5px}
.meter{flex:1;min-width:120px;height:6px;background:rgba(127,127,127,.18);border-radius:4px;overflow:hidden}
.meter i{display:block;height:100%;background:var(--accent)}
.body{margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.body-text{white-space:normal;font-size:14px;line-height:1.8;color:var(--ink);
  max-height:640px;overflow:auto;background:rgba(127,127,127,.06);padding:14px 16px;border-radius:8px}

/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{text-align:left;color:var(--muted);font-weight:500;padding:7px 8px;border-bottom:1px solid var(--line);font-size:12px}
.tbl td{padding:7px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tr:last-child td{border-bottom:none}
.err-cell{color:var(--danger);max-width:280px;overflow:hidden;text-overflow:ellipsis}
.pos{color:var(--ok);font-weight:600}
.neg{color:var(--danger);font-weight:600}

/* keywords */
.kw-form{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:18px}
.kw-form input[name=term]{min-width:260px;flex:1}
.kw-group{margin-top:16px}
.kw-list{display:flex;gap:8px;flex-wrap:wrap}
.kw{display:inline-flex;align-items:center;gap:6px;padding:5px 8px 5px 11px;border-radius:8px;
  border:1px solid var(--line);background:var(--panel);font-size:13px}
.kw.off{opacity:.45}
.kw i{font-style:normal;font-size:11px;color:var(--muted)}
.kw em{font-style:normal;font-size:11.5px;color:var(--muted)}
.kw form{margin:0;display:inline}

.foot{max-width:1240px;margin:26px auto 30px;padding:0 18px;color:var(--muted);font-size:12px;line-height:1.8}
@media (max-width:720px){
  .topbar{padding:10px 14px}
  .cols{grid-template-columns:1fr}
  .row{flex-direction:column}
  .row-side{flex-direction:row;align-items:center}
}

/* AI 关键词生成 */
.ai-kw{border:1px dashed var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:18px;
  background:rgba(127,127,127,.04)}
.ai-kw h3{margin:0 0 8px}
.ai-kw textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;
  background:var(--panel);color:var(--ink);font:14px/1.6 inherit;resize:vertical}
.ai-kw-actions{display:flex;gap:12px;align-items:center;margin-top:10px;flex-wrap:wrap}
.suggestions{border:1px solid var(--accent);border-radius:var(--radius);padding:14px 16px;margin-bottom:18px}
.suggestions h3{margin:0 0 10px}
.tbl.sug td{vertical-align:middle}
.tbl.sug tr.dimmed{opacity:.45}
.chip.w4{background:rgba(220,38,38,.16);color:var(--critical);font-weight:600}
.chip.w3{background:rgba(234,88,12,.16);color:var(--high)}
.chip.w2{background:rgba(37,99,235,.14);color:var(--medium)}
.chip.w1{background:rgba(127,127,127,.14)}

/* 权重色块 */
.wbar{display:inline-flex;gap:2px;align-items:center;vertical-align:middle}
.wbar i{display:block;width:5px;height:12px;border-radius:2px;background:rgba(127,127,127,.22)}
.wbar.w1 i:nth-child(-n+1){background:var(--low)}
.wbar.w2 i:nth-child(-n+2){background:var(--medium)}
.wbar.w3 i:nth-child(-n+3){background:var(--high)}
.wbar.w4 i:nth-child(-n+4){background:var(--critical)}
.wlegend{font-weight:400;font-size:12px;color:var(--muted);margin-left:10px;
  display:inline-flex;gap:6px;align-items:center;flex-wrap:wrap}
.wlegend .wbar{margin-left:6px}
.nowrap{white-space:nowrap}

/* 一键筛选 + 排序 */
.quickbar{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-bottom:14px;
  padding-bottom:14px;border-bottom:1px dashed var(--line)}
.qb{padding:5px 11px;border-radius:20px;border:1px solid var(--line);font-size:13px;
  color:var(--ink);background:var(--panel);white-space:nowrap}
.qb:hover{border-color:var(--accent);text-decoration:none}
.qb.on{background:var(--accent);border-color:var(--accent);color:#fff}
.qb.crit.on{background:var(--critical);border-color:var(--critical)}
.qb.high.on{background:var(--high);border-color:var(--high)}
.qb.act.on{background:var(--critical);border-color:var(--critical)}
.qb.rel.on{background:var(--protocol);border-color:var(--protocol)}
.qb.star.on{background:#f59e0b;border-color:#f59e0b}
.qb.sm{padding:4px 9px;font-size:12px}
.qb-sep{flex:1;min-width:8px}
.qb-label{font-size:12px;color:var(--muted)}

/* 空态提示：一行，不占版面 */
.thin-note{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--protocol);
  border-radius:8px;padding:9px 14px;font-size:13px;color:var(--muted)}
.thin-note b{color:var(--ink)}

/* 高相关卡片：紧凑网格，只在有内容时出现 */
.highlight-card h2{justify-content:flex-start}
.more.inline{margin:0 0 0 auto;font-size:12px}
.hl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.hl{display:block;padding:11px 13px;border:1px solid var(--line);border-left:3px solid var(--low);
  border-radius:8px;color:var(--ink);background:var(--panel)}
.hl:hover{border-color:var(--accent);text-decoration:none}
.hl.imp-critical{border-left-color:var(--critical)}
.hl.imp-high{border-left-color:var(--high)}
.hl.imp-medium{border-left-color:var(--medium)}
.hl-top{display:flex;gap:6px;align-items:center;justify-content:space-between;margin-bottom:6px}
.hl-title{font-weight:600;font-size:13.5px;line-height:1.45}
.hl-why{color:var(--muted);font-size:12px;margin-top:4px;line-height:1.5}

/* 来源标记：资讯视图混合了论坛、邮件列表与版本发布，行内需要看出出处 */
.chip.src{background:rgba(109,40,217,.12);color:var(--protocol)}
.pager{flex-wrap:wrap}

/* 来源 tab */
.tabs{display:flex;align-items:center;gap:4px;margin:-4px 0 14px;border-bottom:1px solid var(--line)}
.tab{padding:9px 16px;border-radius:8px 8px 0 0;font-size:14px;color:var(--muted);
  border:1px solid transparent;border-bottom:none;margin-bottom:-1px;white-space:nowrap}
.tab:hover{color:var(--ink);text-decoration:none;background:rgba(127,127,127,.07)}
.tab b{font-size:12px;margin-left:4px;padding:1px 7px;border-radius:20px;
  background:rgba(127,127,127,.16);font-weight:600}
.tab.on{color:var(--ink);font-weight:600;background:var(--panel);
  border-color:var(--line);border-bottom:1px solid var(--panel)}
.tab.on b{background:var(--accent);color:#fff}
.tab-fill{flex:1}
.tab-more{font-size:12px;color:var(--muted);padding-right:4px}
.tab-note{margin:0 0 12px;font-size:12px;color:var(--muted)}
.err-cell.wrap{max-width:none;white-space:normal;word-break:break-word;line-height:1.6}

/* login */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px}
.login-card{width:100%;max-width:390px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 26px 22px}
.login-brand{display:flex;align-items:center;gap:10px;margin-bottom:20px}
.login-form{display:flex;flex-direction:column;gap:14px;margin-top:4px}
.login-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
.login-form input{padding:9px 11px;border:1px solid var(--line);border-radius:8px;
  background:var(--bg);color:var(--ink);font-size:15px;width:100%}
.login-form input:focus{outline:none;border-color:var(--accent)}
.captcha-row{display:flex;gap:10px;align-items:center}
.captcha-img{height:52px;width:162px;border:1px solid var(--line);border-radius:8px;cursor:pointer;
  background:#f0f2f6;flex:none}
.btn.block{width:100%;justify-content:center;text-align:center;margin-top:4px}