/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text-primary);
}

/* === CSS Variables === */
:root {
  --bg-primary:     #070d1a;
  --bg-secondary:   #0e1628;
  --bg-tertiary:    #151f35;
  --border:         #1e2d47;
  --text-primary:   #e8edf5;
  --text-secondary: #7b90b2;
  --text-muted:     #4a5c78;
  --accent-red:     #ff3b3b;
  --accent-orange:  #f97316;
  --accent-yellow:  #eab308;
  --accent-green:   #22c55e;
  --accent-blue:    #3b82f6;
  --risk-critical:  #ff3b3b;
  --risk-elevated:  #f97316;
  --risk-watch:     #eab308;
  --risk-safe:      #22c55e;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --max-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

/* === Typography === */
h1 { font-size: 2.5rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; }
p { margin-bottom: var(--space-3); }
.mono { font-family: "JetBrains Mono", "Courier New", monospace; }

/* === Layout === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}
.section {
  padding: var(--space-7) 0;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  padding: var(--space-3) 0;
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}
.logo:hover { text-decoration: none; }
.logo-icon { font-size: 1.5rem; }
.logo-accent { color: var(--accent-red); }
.main-nav {
  display: flex;
  gap: var(--space-4);
}
.main-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.main-nav a:hover { color: var(--text-primary); text-decoration: none; }
.main-nav a.active { color: var(--text-primary); }
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .main-nav.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-primary); border-bottom: 1px solid var(--border); padding: var(--space-3); }
  .mobile-toggle { display: block; }
}

/* === Footer === */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--space-6) 0 var(--space-4);
  margin-top: var(--space-7);
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}
.footer-brand { margin-bottom: var(--space-5); }
.footer-tagline {
  color: var(--text-muted);
  margin-top: var(--space-2);
  font-size: 0.9rem;
}
.footer-links {
  display: flex;
  gap: var(--space-6);
  margin-bottom: var(--space-5);
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer-col h4 {
  color: var(--text-primary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}
.footer-col a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
}
.footer-col a:hover { color: var(--text-primary); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: var(--space-4);
}
.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* === Risk Badge === */
.risk-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 700;
  font-family: "JetBrains Mono", "Courier New", monospace;
}
.risk-badge.critical { background: rgba(255,59,59,0.15); color: var(--risk-critical); }
.risk-badge.elevated { background: rgba(249,115,22,0.15); color: var(--risk-elevated); }
.risk-badge.watch    { background: rgba(234,179,8,0.15);  color: var(--risk-watch); }
.risk-badge.safe     { background: rgba(34,197,94,0.15);  color: var(--risk-safe); }
.risk-badge-lg {
  font-size: 1.5rem;
  padding: 8px 24px;
}

/* === Signal Card === */
.signal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 3px solid var(--risk-critical);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  transition: border-color 0.2s;
}
.signal-card.safe     { border-left-color: var(--risk-safe); }
.signal-card.watch    { border-left-color: var(--risk-watch); }
.signal-card.elevated { border-left-color: var(--risk-elevated); }
.signal-card.critical { border-left-color: var(--risk-critical); }
.signal-card h3 { font-size: 1rem; margin-bottom: var(--space-1); }
.signal-card .meta { color: var(--text-secondary); font-size: 0.85rem; }
.signal-card a { text-decoration: none; color: inherit; }
.signal-card a:hover { text-decoration: none; }

/* === Email Capture === */
.email-capture {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
}
.email-capture h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}
.email-capture .subtext {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-4);
}
.email-form {
  display: flex;
  gap: var(--space-2);
  max-width: 480px;
  margin: 0 auto;
}
.email-form input {
  flex: 1;
  padding: 12px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 1rem;
}
.email-form input::placeholder { color: var(--text-muted); }
.email-form button {
  padding: 12px 24px;
  background: var(--accent-red);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}
.email-form button:hover { background: #e62e2e; }
.email-form .msg { font-size: 0.85rem; margin-top: var(--space-2); }
.email-form .msg.success { color: var(--accent-green); }
.email-form .msg.error { color: var(--accent-red); }
@media (max-width: 480px) {
  .email-form { flex-direction: column; }
}

/* === Stat Counter === */
.stat-counter { text-align: center; }
.stat-counter .number {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: "JetBrains Mono", "Courier New", monospace;
  color: var(--text-primary);
}
.stat-counter .label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 4px;
}
.stat-counter .trend { font-size: 0.8rem; font-weight: 600; }
.stat-counter .trend.up { color: var(--accent-red); }
.stat-counter .trend.down { color: var(--accent-green); }

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background 0.2s;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent-blue); color: #fff; }
.btn-primary:hover { background: #2563eb; }
.btn-danger { background: var(--accent-red); color: #fff; }
.btn-danger:hover { background: #e62e2e; }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text-primary); border-color: var(--text-secondary); }

/* === Tables === */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 0.9rem;
}
.data-table tr:hover { background: var(--bg-tertiary); }
.data-table a { color: var(--accent-blue); }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* === Page Hero === */
.page-hero {
  padding: var(--space-7) 0 var(--space-6);
  text-align: center;
}
.page-hero h1 { margin-bottom: var(--space-3); }
.page-hero .subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* === Breadcrumbs === */
.breadcrumbs {
  display: flex;
  gap: var(--space-2);
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: var(--space-3) 0;
}
.breadcrumbs a { color: var(--text-secondary); }
.breadcrumbs span { color: var(--text-muted); }

/* === Card Grid === */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  transition: border-color 0.2s;
}
.card:hover { border-color: var(--text-muted); }
.card h3 { font-size: 1rem; margin-bottom: var(--space-2); }
.card .card-meta { color: var(--text-secondary); font-size: 0.85rem; }

/* === Filter / Search === */
.filter-bar {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}
.filter-bar input,
.filter-bar select {
  padding: 10px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
}
.filter-bar input::placeholder { color: var(--text-muted); }
.filter-bar select { cursor: pointer; }

/* === Countdown Badge === */
.countdown {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: "JetBrains Mono", "Courier New", monospace;
  background: rgba(255,59,59,0.1);
  color: var(--accent-red);
}
.countdown.past { background: rgba(74,92,120,0.2); color: var(--text-muted); }

/* === FAQ === */
.faq-section { margin-top: var(--space-6); }
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: var(--space-4) 0;
}
.faq-item h3 {
  font-size: 1rem;
  margin-bottom: var(--space-2);
  cursor: pointer;
}
.faq-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* === Blog === */
.article-body {
  max-width: 720px;
  margin: 0 auto;
}
.article-body h2 { margin-top: var(--space-6); margin-bottom: var(--space-3); }
.article-body h3 { margin-top: var(--space-5); margin-bottom: var(--space-2); }
.article-body p { margin-bottom: var(--space-3); color: var(--text-secondary); }
.article-body ul, .article-body ol {
  padding-left: var(--space-4);
  margin-bottom: var(--space-3);
  color: var(--text-secondary);
}
.article-body li { margin-bottom: var(--space-2); list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-toc {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-5);
}
.article-toc h4 { margin-bottom: var(--space-2); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }
.article-toc a { display: block; padding: 4px 0; color: var(--text-secondary); font-size: 0.9rem; }
.article-toc a:hover { color: var(--text-primary); }
.article-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: var(--space-5);
}

/* === Pagination === */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
}
.pagination button, .pagination a {
  padding: 8px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.85rem;
  text-decoration: none;
}
.pagination button:hover, .pagination a:hover { border-color: var(--text-muted); color: var(--text-primary); }
.pagination .active { background: var(--accent-blue); color: #fff; border-color: var(--accent-blue); }

/* === State Grid === */
.state-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-2);
}
.state-grid a {
  padding: var(--space-2) var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-decoration: none;
  transition: all 0.2s;
}
.state-grid a:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* === Responsive === */
@media (max-width: 768px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.35rem; }
  .section { padding: var(--space-5) 0; }
  .page-hero { padding: var(--space-5) 0 var(--space-4); }
  .footer-links { flex-direction: column; gap: var(--space-4); }
}