:root {
  --bg: #0a0e17;
  --bg2: #111827;
  --bg3: #1e293b;
  --text: #e2e8f0;
  --text2: #94a3b8;
  --accent: #3b82f6;
  --accent2: #60a5fa;
  --border: #1e293b;
  --critical: #ef4444;
  --critical-bg: rgba(239,68,68,.12);
  --high: #f59e0b;
  --high-bg: rgba(245,158,11,.12);
  --medium: #3b82f6;
  --medium-bg: rgba(59,130,246,.15);
  --low: #22c55e;
  --low-bg: rgba(34,197,94,.12);
  --vendor: #8b5cf6;
  --vendor-bg: rgba(139,92,246,.12);
  --green: #10b981;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.3);
}
body.light {
  --bg: #f8fafc;
  --bg2: #ffffff;
  --bg3: #f1f5f9;
  --text: #0f172a;
  --text2: #64748b;
  --accent: #2563eb;
  --accent2: #3b82f6;
  --border: #e2e8f0;
  --critical-bg: rgba(239,68,68,.08);
  --high-bg: rgba(245,158,11,.08);
  --vendor-bg: rgba(139,92,246,.08);
  --shadow: 0 1px 3px rgba(0,0,0,.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; transition: background .2s, color .2s; }

/* Layout */
.container { max-width: 960px; margin: 0 auto; padding: 0 1.5rem; }

/* Header */
header { background: var(--bg2); border-bottom: 1px solid var(--border); padding: 1.25rem 0; position: sticky; top: 0; z-index: 10; backdrop-filter: blur(12px); }
header .container { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: .75rem; text-decoration: none; color: var(--text); }
.logo svg { width: 32px; height: 32px; }
.logo span { font-size: 1.15rem; font-weight: 700; letter-spacing: -.02em; }
.header-actions { display: flex; gap: .5rem; }
.header-actions button { background: var(--bg3); border: 1px solid var(--border); color: var(--text2); border-radius: 8px; padding: .4rem .6rem; cursor: pointer; font-size: 1rem; transition: all .15s; }
.header-actions button:hover { color: var(--text); border-color: var(--accent); }

/* Stats bar */
.stats { display: flex; gap: 1rem; padding: 1rem 0; flex-wrap: wrap; }
.stat { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: .75rem 1.25rem; flex: 1; min-width: 120px; }
.stat-value { font-size: 1.5rem; font-weight: 700; }
.stat-label { font-size: .75rem; color: var(--text2); text-transform: uppercase; letter-spacing: .05em; }
.stat-value.critical { color: var(--critical); }
.stat-value.high { color: var(--high); }
.stat-value.medium { color: var(--medium); }
.stat-value.low { color: var(--low); }

/* Filters */
.filters { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; margin: 1rem 0; display: flex; flex-direction: column; gap: .75rem; }
.filter-row { display: flex; gap: .5rem; flex-wrap: wrap; align-items: flex-end; }
.filter-search { position: relative; }
.search-icon { position: absolute; left: .75rem; top: 50%; transform: translateY(-50%); color: var(--text2); pointer-events: none; }
.filter-search input { width: 100%; font-size: 1rem !important; padding: .65rem .75rem .65rem 2.25rem !important; }
.filter-group { display: flex; flex-direction: column; gap: .3rem; flex: 1; min-width: 120px; }
.filter-group label { font-size: .7rem; color: var(--text2); text-transform: uppercase; letter-spacing: .05em; font-weight: 500; }
.filters input, .filters select { background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: .5rem .75rem; font-size: .85rem; font-family: inherit; transition: border-color .15s; width: 100%; }
.filters input:focus, .filters select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,.15); }
.filter-bottom { justify-content: space-between; align-items: center; padding-top: .75rem; border-top: 1px solid var(--border); }
.result-count { color: var(--text2); font-size: .85rem; }
.last-updated { color: var(--text2); font-size: .8rem; margin-left: auto; }
.multi-select { position: relative; }
.ms-toggle { background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: .5rem .75rem; font-size: .85rem; font-family: inherit; width: 100%; text-align: left; cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: border-color .15s; }
.ms-toggle:hover, .multi-select.open .ms-toggle { border-color: var(--accent); }
.ms-dropdown { display: none; position: absolute; top: calc(100% + 4px); left: 0; min-width: 100%; max-height: 240px; overflow-y: auto; background: var(--bg2); border: 1px solid var(--border); border-radius: 8px; padding: .5rem; z-index: 20; box-shadow: 0 4px 12px rgba(0,0,0,.2); }
.multi-select.open .ms-dropdown { display: block; }
.ms-dropdown label { display: grid; grid-template-columns: 16px 1fr; align-items: center; gap: .5rem; padding: .35rem .5rem; border-radius: 4px; cursor: pointer; font-size: .85rem; color: var(--text); white-space: nowrap; }
.ms-dropdown label:hover { background: var(--bg3); }
.ms-dropdown input[type="checkbox"] { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); }
.btn { border: none; border-radius: 8px; padding: .5rem 1rem; font-size: .875rem; font-family: inherit; cursor: pointer; font-weight: 500; transition: all .15s; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent2); }
.btn-secondary { background: var(--bg3); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--accent); }
.result-count { color: var(--text2); font-size: .8rem; white-space: nowrap; }

/* CVE Cards */
.cve-list { display: flex; flex-direction: column; gap: .75rem; padding: 1rem 0; }
.cve-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; transition: all .15s; box-shadow: var(--shadow); }
.cve-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.cve-header { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; margin-bottom: .5rem; }
.cve-id { font-size: 1rem; font-weight: 700; color: var(--accent2); text-decoration: none; }
.cve-id:hover { text-decoration: underline; }
.badge { padding: .15rem .6rem; border-radius: 6px; font-size: .75rem; font-weight: 600; letter-spacing: .02em; display: inline-flex; align-items: center; gap: .3rem; }
.badge-critical { background: var(--critical-bg); color: var(--critical); border: 1px solid rgba(239,68,68,.25); }
.badge-high { background: var(--high-bg); color: var(--high); border: 1px solid rgba(245,158,11,.25); }
.badge-medium { background: var(--medium-bg); color: var(--medium); border: 1px solid rgba(59,130,246,.3); }
.badge-low { background: var(--low-bg); color: var(--low); border: 1px solid rgba(34,197,94,.3); }
.badge-vendor { background: var(--vendor-bg); color: var(--vendor); border: 1px solid rgba(139,92,246,.25); }
.badge-exploited { background: rgba(239,68,68,.2); color: #ef4444; border: 1px solid rgba(239,68,68,.4); }
.badge-source { background: rgba(14,165,233,.1); color: #0ea5e9; border: 1px solid rgba(14,165,233,.25); }
.badge-new { background: rgba(16,185,129,.15); color: #10b981; border: 1px solid rgba(16,185,129,.3); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.7} }
.cve-date { color: var(--text2); font-size: .8rem; margin-left: auto; }
.cve-desc { color: var(--text2); font-size: .875rem; line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* Single page */
.single-content { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem; margin: 1.5rem 0; }
.single-header { margin-bottom: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border); }
.single-title { font-size: 1.6rem; font-weight: 700; margin-bottom: .75rem; color: var(--accent2); }
.single-badges { display: flex; flex-wrap: wrap; gap: .5rem; }
.single-section { margin: 1.5rem 0; }
.single-section h2 { font-size: 1.1rem; font-weight: 600; margin-bottom: .75rem; color: var(--text); }
.single-section p, .desc-text { color: var(--text2); line-height: 1.8; font-size: .95rem; }
.single-section ul { padding-left: 1.5rem; }
.single-section li { margin: .4rem 0; }
.single-section a { color: var(--accent2); }
.detail-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; margin: 1.5rem 0; }
.detail-card { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: .85rem 1rem; display: flex; flex-direction: column; gap: .25rem; }
.detail-label { font-size: .7rem; color: var(--text2); text-transform: uppercase; letter-spacing: .06em; }
.detail-value { font-size: 1rem; font-weight: 600; }
.detail-value.cvss { font-size: 1.4rem; }
.detail-value.critical { color: var(--critical); }
.detail-value.high { color: var(--high); }
.detail-value.medium { color: var(--medium); }
.detail-value.low { color: var(--low); }
.alert { border-radius: 8px; padding: 1rem 1.25rem; margin: 0; font-size: .9rem; line-height: 1.6; }
.alert h2 { font-size: 1rem; margin: 0 0 .5rem; display: flex; align-items: center; gap: .4rem; }
.alert ul { padding-left: 1.2rem; margin: 0; }
.alert li { margin: .3rem 0; word-break: break-all; }
.alert a { color: inherit; text-decoration: underline; }
.alert-exploited { background: var(--critical-bg); border: 1px solid rgba(239,68,68,.3); color: var(--critical); margin: 1.5rem 0; }
.alert-patch { background: rgba(16,185,129,.1); border: 1px solid rgba(16,185,129,.3); color: #10b981; }
.alert-advisory { background: rgba(59,130,246,.1); border: 1px solid rgba(59,130,246,.3); color: var(--accent2); }
.ref-list { list-style: none; padding: 0 !important; }
.ref-list li { padding: .5rem .75rem; border: 1px solid var(--border); border-radius: 6px; margin: .4rem 0; word-break: break-all; font-size: .85rem; }
.ref-list li a { color: var(--accent2); }
.detail-footer { display: flex; gap: .75rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border); flex-wrap: wrap; }
@media (max-width: 640px) {
  .detail-grid { grid-template-columns: repeat(2, 1fr); }
  .single-content { padding: 1.25rem; }
}
.back-link { color: var(--text2); font-size: .875rem; text-decoration: none; display: inline-flex; align-items: center; gap: .25rem; margin: 1.5rem 0; }
.back-link:hover { color: var(--accent); }

/* Footer */
footer { border-top: 1px solid var(--border); padding: 1.5rem 0; margin-top: 2rem; text-align: center; font-size: .8rem; color: var(--text2); }
footer a { color: var(--text2); margin: 0 .5rem; }
footer a:hover { color: var(--accent); }

/* Responsive */
@media (max-width: 640px) {
  .stats { gap: .5rem; }
  .stat { min-width: 80px; padding: .5rem .75rem; }
  .stat-value { font-size: 1.1rem; }
  .filters { flex-direction: column; }
  .filter-group { min-width: calc(50% - .25rem); }
  .filter-bottom { flex-wrap: wrap; gap: .5rem; }
  .cve-date { margin-left: 0; }
}