/* ============================================================
   NEXUM — Design System
   Dark security tool aesthetic. No frameworks.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  --bg-primary:    #0a0a0a;
  --bg-secondary:  #111111;
  --bg-tertiary:   #1a1a1a;
  --text-primary:  #ffffff;
  --text-secondary:#888888;
  --text-tertiary: #555555;
  --accent-green:  #00ff88;
  --accent-yellow: #ffcc00;
  --accent-red:    #ff4444;
  --accent-blue:   #0066ff;
  --border:        #222222;

  --radius:        8px;
  --radius-lg:     12px;
  --transition:    160ms ease;

  --max-width:     1120px;
  --section-gap:   120px;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
img, svg { display: block; }

/* ── Layout ──────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: var(--section-gap) 0; }

/* ── Typography ──────────────────────────────────────────── */
.mono {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; }

/* ── Header / Nav ────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.nav-logo span { color: var(--accent-green); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text-primary); }

.nav-links .nav-cta {
  color: var(--text-primary);
  background: var(--accent-blue);
  padding: 6px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  transition: opacity var(--transition);
}
.nav-links .nav-cta:hover { opacity: 0.85; }

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent-green);
  background: rgba(0, 255, 136, 0.08);
  border: 1px solid rgba(0, 255, 136, 0.2);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 32px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  max-width: 820px;
  margin: 0 auto 24px;
  letter-spacing: -0.03em;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent-green);
}

.hero-sub {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-blue);
  color: #fff;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  color: var(--text-primary);
  border-color: var(--text-tertiary);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none !important;
}

/* ── Stats bar ───────────────────────────────────────────── */
.stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  background: var(--bg-secondary);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 32px;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }

.stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.3;
}

/* ── Upload / Scanner ────────────────────────────────────── */
.scanner-section {
  padding: var(--section-gap) 0;
}

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-sub {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 48px;
  line-height: 1.7;
}

.scanner-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 680px;
  margin: 0 auto;
}

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 32px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--accent-blue);
  background: rgba(0, 102, 255, 0.05);
}

.drop-zone.has-file {
  border-color: var(--accent-green);
  border-style: solid;
  background: rgba(0, 255, 136, 0.04);
}

.drop-zone.has-file .drop-icon {
  color: var(--accent-green);
}

.drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.drop-icon {
  font-size: 36px;
  margin-bottom: 12px;
}

.drop-title {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 6px;
}

.dt-mobile { display: none; }

.drop-sub {
  font-size: 13px;
  color: var(--text-secondary);
}

.drop-sub span {
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-tertiary);
  font-size: 12px;
}

.scanner-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.scanner-actions .btn { flex: 1; justify-content: center; }

/* ── Loading state ───────────────────────────────────────── */
.scan-loading {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px;
  color: var(--text-secondary);
  font-size: 14px;
}

.scan-loading.visible { display: flex; }

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Scan result ─────────────────────────────────────────── */
.scan-result {
  display: none;
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.scan-result.visible { display: block; }

.result-score-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.result-score-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 64px;
  font-weight: 600;
  line-height: 1;
}

.result-score-number.tier-0 { color: var(--accent-green); }
.result-score-number.tier-1 { color: var(--accent-yellow); }
.result-score-number.tier-2 { color: var(--accent-red); }

.result-meta { display: flex; flex-direction: column; gap: 4px; }

.result-tier-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 4px;
  width: fit-content;
}

.result-tier-badge.tier-0 {
  background: rgba(0, 255, 136, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(0, 255, 136, 0.2);
}
.result-tier-badge.tier-1 {
  background: rgba(255, 204, 0, 0.1);
  color: var(--accent-yellow);
  border: 1px solid rgba(255, 204, 0, 0.2);
}
.result-tier-badge.tier-2 {
  background: rgba(255, 68, 68, 0.1);
  color: var(--accent-red);
  border: 1px solid rgba(255, 68, 68, 0.2);
}

.result-findings-count {
  font-size: 13px;
  color: var(--text-secondary);
}

.result-findings-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.finding-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  font-size: 13px;
}

.finding-sev {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}

.sev-CRITICAL { background: rgba(255,68,68,0.15); color: var(--accent-red); }
.sev-HIGH     { background: rgba(255,204,0,0.15); color: var(--accent-yellow); }
.sev-MEDIUM   { background: rgba(0,102,255,0.15); color: #4499ff; }
.sev-LOW      { background: rgba(136,136,136,0.15); color: var(--text-secondary); }

.finding-path {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-secondary);
  word-break: break-all;
}

/* ── Badge section (post-scan) ───────────────────────────── */
.badge-section {
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  padding: 16px;
}

.badge-section-title {
  font-size: 12px;
  color: var(--text-tertiary);
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.badge-markdown-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge-markdown-code {
  flex: 1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-copy {
  flex-shrink: 0;
  padding: 8px 14px;
  font-size: 12px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.btn-copy:hover { color: var(--text-primary); border-color: var(--text-tertiary); }
.btn-copy.copied { color: var(--accent-green); border-color: var(--accent-green); }

/* ── Error state ─────────────────────────────────────────── */
.scan-error {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(255, 68, 68, 0.08);
  border: 1px solid rgba(255, 68, 68, 0.2);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--accent-red);
}
.scan-error.visible { display: flex; }

/* ── How it works ────────────────────────────────────────── */
.how-section { background: var(--bg-secondary); }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.step-card {
  background: var(--bg-secondary);
  padding: 40px 36px;
}

.step-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.step-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.step-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.step-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ── Rules / Features ────────────────────────────────────── */
.rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.rule-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color var(--transition);
}
.rule-card:hover { border-color: var(--text-tertiary); }

.rule-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.rule-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-tertiary);
}

.sev-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.sev-badge.CRITICAL { background: rgba(255,68,68,0.12); color: var(--accent-red); border: 1px solid rgba(255,68,68,0.2); }
.sev-badge.HIGH     { background: rgba(255,204,0,0.12); color: var(--accent-yellow); border: 1px solid rgba(255,204,0,0.2); }
.sev-badge.MEDIUM   { background: rgba(0,102,255,0.12); color: #4499ff; border: 1px solid rgba(0,102,255,0.2); }

.rule-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.rule-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Trust Manifest ──────────────────────────────────────── */
.manifest-section { background: var(--bg-secondary); }

.manifest-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.manifest-prose h2 {
  font-size: clamp(24px, 3vw, 38px);
  margin-bottom: 20px;
}

.manifest-prose p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
}

.manifest-prose a {
  color: var(--accent-blue);
  text-decoration: underline;
  text-decoration-color: rgba(0, 102, 255, 0.3);
}
.manifest-prose a:hover { text-decoration-color: var(--accent-blue); }

.code-block {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-tertiary);
}

.code-block-lang {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.code-block pre {
  padding: 20px;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-secondary);
}

.code-block .key  { color: #7aa2f7; }
.code-block .str  { color: #9ece6a; }
.code-block .num  { color: #ff9e64; }
.code-block .bool { color: #f7768e; }

/* ── Registry table ──────────────────────────────────────── */
.registry-filters {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.filter-btn:hover { color: var(--text-primary); border-color: var(--text-tertiary); }
.filter-btn.active {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.registry-search {
  margin-left: auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 7px 14px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  width: 240px;
  transition: border-color var(--transition);
}
.registry-search::placeholder { color: var(--text-tertiary); }
.registry-search:focus {
  outline: none;
  border-color: var(--accent-blue);
}

.registry-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.registry-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.registry-table th {
  background: var(--bg-tertiary);
  color: var(--text-tertiary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.registry-table td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: middle;
}

.registry-table tr:last-child td { border-bottom: none; }

.registry-table tr:hover td { background: var(--bg-tertiary); }

.registry-table .api-name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-primary);
}

.verdict-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.verdict-chip.analyzed {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.verdict-chip.REVIEW_REQUIRED {
  background: rgba(255, 204, 0, 0.1);
  color: var(--accent-yellow);
  border: 1px solid var(--accent-yellow);
}
.verdict-chip.high-risk {
  background: rgba(255, 68, 68, 0.1);
  color: var(--accent-red);
  border: 1px solid var(--accent-red);
}

.registry-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

.registry-note {
  font-size: 13px;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 24px;
  line-height: 1.6;
  border-left: 2px solid var(--border);
  padding-left: 12px;
}

.badge-analyzed {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
}

.badge-review {
  background: rgba(255, 204, 0, 0.1);
  border: 1px solid var(--accent-yellow);
  color: var(--accent-yellow);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
}

.badge-high-risk {
  background: rgba(255, 68, 68, 0.1);
  border: 1px solid var(--accent-red);
  color: var(--accent-red);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
}

.badge-no-findings {
  background: rgba(0,255,136,0.1);
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
  white-space: nowrap;
}

.badge-findings {
  background: rgba(255,204,0,0.1);
  border: 1px solid var(--accent-yellow);
  color: var(--accent-yellow);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
  white-space: nowrap;
}

.badge-critical {
  background: rgba(255,68,68,0.1);
  border: 1px solid var(--accent-red);
  color: var(--accent-red);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
  white-space: nowrap;
}

.badge-parse-error {
  background: rgba(128,128,128,0.08);
  border: 1px solid rgba(128,128,128,0.25);
  color: var(--text-tertiary);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
  white-space: nowrap;
}

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
  background: var(--bg-secondary);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  font-family: 'JetBrains Mono', monospace;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}
.footer-brand span { color: var(--accent-green); }

.footer-tagline {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-tertiary);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--text-secondary); }

.footer-copy {
  font-size: 12px;
  color: var(--text-tertiary);
  font-family: 'JetBrains Mono', monospace;
}

/* ── Registry page header ────────────────────────────────── */
.registry-hero {
  padding: 80px 0 48px;
  border-bottom: 1px solid var(--border);
}

.registry-hero h1 {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.registry-hero p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
}

/* ── Terminal widget ─────────────────────────────────────── */
.terminal-section { background: var(--bg-primary); }

.terminal-wrap {
  max-width: 760px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #0a0a0a;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.terminal-header {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.terminal-dots { display: flex; gap: 6px; flex-shrink: 0; }
.terminal-dots span { width: 10px; height: 10px; border-radius: 50%; }
.terminal-dots span:nth-child(1) { background: #ff5f57; }
.terminal-dots span:nth-child(2) { background: #febc2e; }
.terminal-dots span:nth-child(3) { background: #28c840; }

.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 0.12em;
}

.terminal-body {
  padding: 20px 24px;
  min-height: 220px;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 13px;
  line-height: 1.9;
}

/* ── Blast radius ────────────────────────────────────────── */
.blast-section { background: var(--bg-secondary); }

.blast-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.blast-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color var(--transition);
}
.blast-card:hover { border-color: rgba(255, 68, 68, 0.35); }

.blast-category {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-tertiary);
  margin-bottom: 6px;
}

.blast-api {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.blast-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 52px;
  font-weight: 700;
  color: var(--accent-red);
  line-height: 1;
  margin-bottom: 4px;
}

.blast-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

.blast-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Responsive — tablet ≤ 900px ─────────────────────────── */
@media (max-width: 900px) {
  .manifest-layout { grid-template-columns: 1fr; gap: 40px; }
  .blast-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Responsive — mobile ≤ 768px ─────────────────────────── */
/* Covers iPhone SE (375px), iPhone 14 (390px), iPad (768px) */
@media (max-width: 768px) {
  :root { --section-gap: 64px; }

  /* Nav — keep only CTA */
  .nav-links li { display: none; }
  .nav-links li:last-child { display: block; }

  /* Hero */
  .hero { padding: 56px 0 40px; }
  .hero h1 { font-size: clamp(2rem, 8vw, 4rem); }
  .hero-sub { font-size: 16px; margin-bottom: 36px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; width: 100%; }

  /* Stats bar — 2 × 2 grid */
  .stats-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0;
  }
  .stat-item {
    padding: 20px 16px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  /* Restore :last-child override from base styles */
  .stat-item:last-child { border-bottom: none; }
  /* Right border on left-column cells (odd) */
  .stat-item:nth-child(odd) { border-right: 1px solid var(--border); }
  /* Remove bottom border from last row (items 3 and 4) */
  .stat-item:nth-last-child(-n+2) { border-bottom: none; }
  .stat-value { font-size: 20px; }

  /* Scanner */
  .scanner-card { padding: 20px; }
  .drop-zone { padding: 32px 16px; }
  .scanner-actions { flex-direction: column; gap: 10px; }
  .scanner-actions .btn { width: 100%; justify-content: center; }

  /* Rules */
  .rules-grid { grid-template-columns: 1fr; }

  /* How it works */
  .steps-grid { grid-template-columns: 1fr; }

  /* Trust Manifest */
  .manifest-layout { grid-template-columns: 1fr; gap: 32px; }

  /* Terminal */
  .terminal-body {
    font-size: 11px;
    padding: 14px 16px;
    min-height: 160px;
    overflow-x: auto;
    white-space: nowrap;
  }

  /* Blast radius */
  .blast-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-links { flex-wrap: wrap; gap: 12px; }

  /* Drop zone — touch text */
  .dt-desktop { display: none; }
  .dt-mobile { display: inline; }

  /* Terminal — hide description on mobile */
  .t-desc { display: none; }

  /* Registry filters + search */
  .registry-filters { flex-wrap: wrap; gap: 6px; }
  .registry-search { width: 100%; margin-left: 0; margin-top: 4px; }

  /* Registry table — hide # column, shrink badge btn */
  .registry-table th:first-child,
  .registry-table td:first-child { display: none; }
  .registry-table { font-size: 12px; }
  .registry-table .btn-copy { font-size: 10px; padding: 5px 8px; }
}

/* ── Blog index ──────────────────────────────────────────── */
.blog-index-hero {
  padding: 80px 0 48px;
  border-bottom: 1px solid var(--border);
}

.blog-index-hero h1 {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.blog-index-hero p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
}

.blog-grid {
  padding: 48px 0 80px;
}

.blog-card {
  display: block;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition);
  color: inherit;
  text-decoration: none;
  max-width: 720px;
}
.blog-card:hover { border-color: var(--text-tertiary); }

.article-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(0, 255, 136, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(0, 255, 136, 0.2);
  margin-bottom: 12px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.blog-card-title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text-primary);
  line-height: 1.3;
}

.blog-card-preview {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.blog-card-cta {
  margin-top: 16px;
  font-size: 13px;
  color: var(--accent-blue);
}

/* ── Article ─────────────────────────────────────────────── */
.article-outer { padding: 64px 24px 120px; }

.article-wrap {
  max-width: 720px;
  margin: 0 auto;
}

.article-header { margin-bottom: 48px; }

.article-title {
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 20px;
}

.article-content h2 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 52px 0 16px;
  color: var(--text-primary);
}

.article-content h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 36px 0 12px;
  color: var(--text-primary);
}

.article-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.article-content ul {
  list-style: none;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.article-content ul li {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  padding-left: 22px;
  position: relative;
}

.article-content ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-tertiary);
}

.article-content code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: var(--bg-secondary);
  color: var(--accent-green);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  white-space: nowrap;
}

/* ── Data table ──────────────────────────────────────────── */
.data-table-wrap {
  overflow-x: auto;
  margin-bottom: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  background: var(--bg-secondary);
  color: var(--text-tertiary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: middle;
}

.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg-tertiary); }

/* ── Article CTA ─────────────────────────────────────────── */
.article-cta {
  margin-top: 64px;
  padding: 40px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.article-cta h2 {
  font-size: 22px !important;
  margin: 0 0 20px !important;
}

.article-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 4px;
}

.article-cta-actions a.secondary {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.article-cta-actions a.secondary:hover { color: var(--text-primary); }

/* ── Utility ─────────────────────────────────────────────── */
.text-center { text-align: center; }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }
.hidden { display: none !important; }