:root {
  --color-bg: #f5f6fa;
  --color-surface: #ffffff;
  --color-surface-2: #f0f2f5;
  --color-surface-3: #e8eaed;
  --color-border: #d1d5db;
  --color-border-light: #e5e7eb;
  --color-text: #1f2937;
  --color-text-dim: #6b7280;
  --color-text-muted: #9ca3af;
  --color-primary: #2563eb;
  --color-primary-light: #3b82f6;
  --color-primary-bg: rgba(37, 99, 235, 0.08);
  --color-secondary: #7c3aed;
  --color-accent: #059669;
  --color-critical: #dc2626;
  --color-critical-bg: rgba(220, 38, 38, 0.08);
  --color-warning: #d97706;
  --color-warning-bg: rgba(217, 119, 6, 0.08);
  --color-info: #0284c7;
  --color-info-bg: rgba(2, 132, 199, 0.08);
  --color-success: #059669;
  --color-success-bg: rgba(5, 150, 105, 0.08);
  --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { overflow-x: hidden; scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-main);
  line-height: 1.5;
  min-height: 100vh;
  width: 100%;
  max-width: 100%;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  padding: 1.25rem 2rem 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-logo {
  width: 52px;
  height: 52px;
  object-fit: contain;
  flex-shrink: 0;
  border-radius: 8px;
}

.site-header h1 {
  font-size: 1.5rem;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

.site-header .subtitle {
  color: var(--color-text-dim);
  font-size: 0.85rem;
  margin-top: 0.15rem;
}

.site-footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  border-top: 1px solid var(--color-border-light);
  background: var(--color-surface);
}

.site-footer .footer-brand {
  margin-bottom: 1rem;
}

.footer-banner {
  max-width: 600px;
  width: 100%;
  height: auto;
  opacity: 0.6;
  transition: opacity 0.3s;
}

.footer-banner:hover { opacity: 0.9; }

.github-link { color: var(--color-primary); text-decoration: none; font-weight: 600; }
.github-link:hover { text-decoration: underline; }

.loading-overlay {
  position: fixed; inset: 0; background: rgba(255,255,255,0.97);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  z-index: 9999; transition: opacity 0.5s;
  gap: 1rem;
}
.loading-overlay.hidden { opacity: 0; pointer-events: none; }
.loading-overlay p {
  color: var(--color-text);
  font-size: 1rem;
  font-family: var(--font-main);
  min-height: 1.5em;
  letter-spacing: 0.5px;
}
.typewriter-cursor {
  color: var(--color-primary);
  animation: blink 0.8s step-end infinite;
  font-weight: 700;
}
@keyframes blink { 50% { opacity: 0; } }
.progress-bar-wrap {
  width: 200px;
  height: 4px;
  background: var(--color-border-light);
  border-radius: 2px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
  transition: width 0.4s ease;
}
.spinner {
  width: 48px; height: 48px; border: 4px solid var(--color-border-light);
  border-top-color: var(--color-primary); border-radius: 50%;
  animation: spin 1s linear infinite; margin-bottom: 1rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

.badge {
  display: inline-block;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-critical { background: var(--color-critical-bg); color: var(--color-critical); border: 1px solid rgba(220,38,38,0.2); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); border: 1px solid rgba(217,119,6,0.2); }
.badge-info { background: var(--color-info-bg); color: var(--color-info); border: 1px solid rgba(2,132,199,0.2); }
.badge-success { background: var(--color-success-bg); color: var(--color-success); border: 1px solid rgba(5,150,105,0.2); }
.badge-module { background: rgba(124,77,255,0.08); color: var(--color-secondary); border: 1px solid rgba(124,77,255,0.2); }
.badge-soon { background: rgba(156,163,175,0.12); color: var(--color-text-muted); border: 1px solid rgba(156,163,175,0.2); }

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

.table-wrap {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  table-layout: auto;
}
th, td {
  padding: 0.5rem 0.6rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  word-break: break-word;
  overflow-wrap: anywhere;
}
th {
  background: var(--color-surface-2);
  color: var(--color-text-dim);
  font-weight: 600;
  position: sticky;
  top: 0;
  white-space: nowrap;
}
tr:hover td { background: rgba(0,0,0,0.02); }
td { color: var(--color-text); }

th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--color-primary); }
th.sortable::after { content: ' ↕'; opacity: 0.3; font-size: 0.7rem; }
th.sortable.asc::after { content: ' ▲'; opacity: 1; }
th.sortable.desc::after { content: ' ▼'; opacity: 1; }

.table-search {
  width: 100%;
  padding: 0.35rem 0.6rem;
  margin-bottom: 0.5rem;
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border-light);
  border-radius: 6px;
  font-size: 0.75rem;
}
.table-search:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 2px var(--color-primary-bg); }

.download-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-sm);
}
.download-card h3 {
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}
.download-card p {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  margin-bottom: 0.75rem;
}
.download-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text);
  font-size: 0.8rem;
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}
.download-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-bg);
  text-decoration: none;
}

.highlight-match { background: rgba(37,99,235,0.1) !important; animation: highlightPulse 2s ease-in-out; }
@keyframes highlightPulse {
  0% { background: rgba(37,99,235,0.25); }
  100% { background: rgba(37,99,235,0.08); }
}

@media (max-width: 1024px) {
  .site-header { padding: 0.5rem 0.75rem 0; }
  .site-header h1 { font-size: 1.05rem; }
  .site-header .subtitle { font-size: 0.68rem; }
  .header-brand { gap: 0.4rem; }
  .header-logo { width: 30px; height: 30px; }
  .site-footer { padding: 0.6rem; font-size: 0.6rem; }
  .footer-banner { max-width: 100%; }
}

@media (max-width: 500px) {
  .site-header { padding: 0.4rem 0.5rem 0; }
  .site-header h1 { font-size: 0.9rem; }
  .header-logo { width: 24px; height: 24px; }
  .header-brand { gap: 0.3rem; }
}