/* UAP Files Web — style.css v0.1
   Cold-war archival aesthetic: dark bg, infrared tones, radar/grid lines
   Mobile-first, no external dependencies
*/

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #080808;
  --bg-secondary: #0f0f0f;
  --bg-card: #111111;
  --bg-card-hover: #161616;
  --bg-scanline: rgba(255,255,255,0.015);
  --accent-red: #c0392b;
  --accent-red-dim: #7b241c;
  --accent-red-glow: rgba(192, 57, 43, 0.3);
  --accent-infrared: #e74c3c;
  --accent-infrared-dim: #922b21;
  --accent-amber: #d4ac0d;
  --accent-amber-dim: #9a7d0a;
  --accent-blue: #2e86de;
  --text-primary: #e8e8e8;
  --text-secondary: #a0a0a0;
  --text-dim: #666666;
  --text-muted: #444444;
  --border: rgba(255,255,255,0.08);
  --border-red: rgba(192,57,43,0.25);
  --font-mono: 'Courier New', Courier, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-display: 'Courier New', Courier, monospace;
  --max-width: 1100px;
  --section-pad: 80px 24px;
  --card-pad: 20px;
}

/* ── Scanlines overlay ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    var(--bg-scanline) 2px,
    var(--bg-scanline) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ── Selection ── */
::selection { background: var(--accent-red); color: #fff; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-red-dim); border-radius: 3px; }

/* ── Body ── */
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Utility ── */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
@media (max-width: 480px) {
  .container { padding: 0 16px; }
}
.section { padding: var(--section-pad); }
.section + .section { border-top: 1px solid var(--border); }

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: 0.04em; line-height: 1.3; }
h1 { font-size: clamp(2.4rem, 6vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 1.2em; color: var(--text-primary); }
h3 { font-size: 1.1rem; color: var(--text-primary); }
p { color: var(--text-secondary); margin-bottom: 1em; max-width: 68ch; }
a { color: var(--accent-red); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-infrared); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 60px 24px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-red);
}

/* Radar grid background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, transparent 30%, var(--bg-primary) 70%),
    repeating-linear-gradient(0deg, transparent, transparent 59px, rgba(192,57,43,0.06) 59px, rgba(192,57,43,0.06) 60px),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(192,57,43,0.06) 59px, rgba(192,57,43,0.06) 60px);
  animation: radar-sweep 8s linear infinite;
}

@keyframes radar-sweep {
  0% { opacity: 0.5; }
  50% { opacity: 1; }
  100% { opacity: 0.5; }
}

.hero::after {
  content: 'UAP // PURSUE // 2026';
  position: absolute;
  bottom: 24px;
  right: 24px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
}

.hero-inner { position: relative; z-index: 2; max-width: 800px; }

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-red);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--accent-red);
}

.hero h1 {
  color: var(--text-primary);
  margin-bottom: 16px;
  text-shadow: 0 0 40px rgba(192,57,43,0.2);
}
.hero h1 span { color: var(--accent-red); }

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-family: var(--font-mono);
  border-left: 3px solid var(--accent-red);
  padding-left: 16px;
  max-width: none;
}

.hero-quote {
  font-size: 1.05rem;
  color: var(--text-dim);
  font-style: italic;
  max-width: 55ch;
  line-height: 1.8;
}
.hero-quote::before { content: '"'; color: var(--accent-red); font-size: 1.5em; }
.hero-quote::after { content: '"'; color: var(--accent-red); font-size: 1.5em; }

/* ── SECTION HEADERS ── */
.section-header {
  margin-bottom: 48px;
}
.section-header .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-red);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
}
.section-header h2 { margin-bottom: 0.4em; }
.section-header p { color: var(--text-secondary); font-size: 0.95rem; }

/* ── INFO GRID (Section 1) ── */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 40px;
}
.info-cell {
  background: var(--bg-card);
  padding: 20px 24px;
}
.info-cell .label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}
.info-cell .value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
}

/* ── ARCHIVE BOX ── */
.archive-box {
  background: var(--bg-card);
  border: 1px solid var(--border-red);
  border-left: 4px solid var(--accent-red);
  padding: 24px 28px;
  margin: 24px 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.9;
}
.archive-box .stamp {
  font-size: 0.7rem;
  color: var(--accent-red);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
  border-bottom: 1px solid var(--border-red);
  padding-bottom: 8px;
}

/* ── CATEGORY TABS ── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}
.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 7px 14px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}
.filter-btn:hover { border-color: var(--accent-red-dim); color: var(--text-secondary); }
.filter-btn.active {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: #fff;
}

/* ── STATUS FILTER BAR (v0.3) ── */
.filter-bar--status {
  margin-bottom: 20px;
}
.status-filter {
  font-size: 0.68rem !important;
}

/* ── VERIFICATION HINT (v0.3 — needs_review cases) ── */
.verif-hint {
  margin: 0 18px 12px;
  padding: 12px 14px;
  background: rgba(155,89,182,0.07);
  border: 1px dashed rgba(155,89,182,0.3);
  border-radius: 2px;
}
.vh-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #9b59b6;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.vh-row {
  margin-bottom: 4px;
}
.vh-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-secondary);
  background: rgba(155,89,182,0.1);
  padding: 2px 6px;
  border-radius: 2px;
  margin-right: 4px;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.vh-terms {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}
.vh-tag-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-right: 4px;
}
.vh-term {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #9b59b6;
  background: rgba(155,89,182,0.12);
  padding: 2px 6px;
  border-radius: 2px;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* ── EXPANDABLE SECONDARY SOURCES (v0.3.1) ── */
.sec-sources-expandable {
  margin: 6px 0 4px;
}
.sec-sources-toggle {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  cursor: pointer;
  letter-spacing: 0.1em;
  user-select: none;
  padding: 2px 0;
  list-style: none;
}
.sec-sources-toggle::-webkit-details-marker { display: none; }
.sec-sources-expandable[open] .sec-sources-toggle { color: var(--accent-red); }
.sec-sources-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  border-top: 1px dashed rgba(255,255,255,0.06);
}
.ss-item {
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.72rem;
}
.ss-item:last-child { border-bottom: none; }
.ss-type {
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-right: 4px;
  font-size: 0.62rem;
}
.ss-title {
  color: var(--text-secondary);
}
.ss-note {
  font-size: 0.68rem;
  color: var(--text-dim);
  margin: 3px 0 2px 0;
  font-style: italic;
}
.ss-url {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--accent-red);
  margin-left: 6px;
}

/* ── RESEARCH PATH STEPS (v0.3.1) ── */
.vh-steps {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  border-top: 1px dashed rgba(155,89,182,0.2);
  padding-top: 8px;
}
.vh-step {
  font-size: 0.68rem;
  color: var(--text-secondary);
  padding: 3px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.vh-step:last-child { border-bottom: none; }
.vh-step-label {
  font-family: var(--font-mono);
  color: var(--text-secondary);
}
.vh-step-url {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--accent-red);
  text-decoration: none;
}
.vh-step-note {
  font-size: 0.65rem;
  color: var(--text-dim);
  font-style: italic;
}

/* ── CASE CARDS ── */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}
@media (max-width: 400px) {
  .cases-grid { grid-template-columns: 1fr; }
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s;
  cursor: default;
  animation: card-in 0.4s ease both;
}
@keyframes card-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.case-card:hover {
  border-color: var(--border-red);
  transform: translateY(-2px);
}
.case-card.hidden { display: none; }

.card-header {
  padding: 14px 18px 10px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}
.card-year {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}
.card-category-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
  flex-shrink: 0;
}
.card-body { padding: 14px 18px; }
.card-title {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.4;
}
.card-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-family: var(--font-mono);
}
.card-description {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Evidence strength bar */
.evidence-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.evidence-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  min-width: 72px;
  flex-shrink: 0;
}
.evidence-bar {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  gap: 2px;
}
.evidence-pip {
  flex: 1;
  height: 100%;
  background: rgba(255,255,255,0.1);
  border-radius: 1px;
  transition: background 0.3s;
}
.evidence-pip.filled { background: var(--accent-red); }
.evidence-pip.filled.high { background: var(--accent-amber); }

.card-footer {
  padding: 10px 18px 14px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.status-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
  display: inline-block;
}
.status-EXPLAINED { background: rgba(46,204,113,0.15); color: #2ecc71; border: 1px solid rgba(46,204,113,0.3); }
.status-UNRESOLVED { background: rgba(192,57,43,0.15); color: #e74c3c; border: 1px solid rgba(192,57,43,0.3); }
.status-MOSTLY_EXPLAINED { background: rgba(230,126,34,0.15); color: #e67e22; border: 1px solid rgba(230,126,34,0.3); }
.status-PARTIALLY_UNRESOLVED { background: rgba(155,89,182,0.15); color: #9b59b6; border: 1px solid rgba(155,89,182,0.3); }
.status-LIKELY_EXPLAINED { background: rgba(52,152,219,0.15); color: #3498db; border: 1px solid rgba(52,152,219,0.3); }

.card-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.5;
}

/* ── EVIDENCE TABLE (Section 3) ── */
.evidence-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin: 24px 0;
}
.evidence-table th {
  text-align: left;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-red);
  font-weight: 400;
}
.evidence-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}
.evidence-table tr:last-child td { border-bottom: none; }
.evidence-table tr:hover td { background: rgba(255,255,255,0.02); }
.evidence-table .level-num {
  color: var(--accent-red);
  font-size: 1.1rem;
  font-weight: 700;
  width: 40px;
}
.evidence-table .level-name { color: var(--text-primary); font-size: 0.88rem; }

/* ── WHY GOV CARES (Section 5) ── */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin: 24px 0;
}
.reason-item {
  background: var(--bg-card);
  padding: 24px;
}
.reason-item .icon {
  font-size: 1.6rem;
  margin-bottom: 12px;
  display: block;
}
.reason-item h4 {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.reason-item p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  max-width: none;
}

/* ── TIMELINE ── */
.timeline {
  position: relative;
  margin: 24px 0;
  padding-left: 40px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--accent-red-dim) 10%, var(--accent-red-dim) 90%, transparent);
}
.timeline-item {
  position: relative;
  margin-bottom: 32px;
  padding-left: 24px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-red);
  box-shadow: 0 0 8px var(--accent-red-glow);
}
.timeline-item::after {
  content: '';
  position: absolute;
  left: -30px;
  top: 10px;
  width: 2px;
  height: 100%;
  background: var(--border);
  z-index: -1;
}
.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-red);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.timeline-item h4 {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.timeline-item p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  max-width: none;
}

/* ── CONCLUSION (Section 6) ── */
.conclusion-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-top: 4px solid var(--accent-red);
  padding: 40px;
  margin: 24px 0;
}
.conclusion-box .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-red);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: block;
}
.conclusion-point {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.conclusion-point:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.conclusion-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-red);
  flex-shrink: 0;
  line-height: 1;
  opacity: 0.6;
}
.conclusion-text h4 {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.conclusion-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  max-width: none;
}

/* ── DISCLAIMER ── */
.disclaimer {
  background: rgba(192,57,43,0.06);
  border: 1px solid rgba(192,57,43,0.2);
  border-radius: 2px;
  padding: 20px 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 24px 0;
}
.disclaimer strong { color: var(--text-secondary); }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
}
footer p {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin: 0 auto;
  max-width: none;
}

/* ── SECTION DIVIDER ── */
.section-divider {
  text-align: center;
  padding: 16px 0;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.4em;
  text-transform: uppercase;
}

/* ── SOURCE SECTION (inside case card) ── */
.src-section {
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.src-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.src-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.src-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.src-status-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 2px;
}
.src-type-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 2px;
  background: rgba(255,255,255,0.06);
  color: var(--text-dim);
  border: 1px solid rgba(255,255,255,0.08);
}
.src-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.src-meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}
.src-caution {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.55;
  font-style: italic;
  margin: 0;
  border-left: 2px solid rgba(255,255,255,0.08);
  padding-left: 8px;
}
.src-boundary {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
  font-family: var(--font-mono);
}
.src-secondary-note {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin: 0;
  font-style: italic;
}
.src-actions { margin-top: 4px; }
.src-link-btn {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-red);
  border: 1px solid var(--border-red);
  padding: 4px 10px;
  border-radius: 2px;
  display: inline-block;
  transition: all 0.2s;
  text-decoration: none;
}
.src-link-btn:hover {
  background: var(--accent-red);
  color: #fff;
  border-color: var(--accent-red);
}

/* ── SOURCE STATUS BADGE COLORS ── */
.src-status-verified     { background: rgba(46,204,113,0.12);  color: #2ecc71; border: 1px solid rgba(46,204,113,0.3); }
.src-status-secondary_only { background: rgba(230,126,34,0.12); color: #e67e22; border: 1px solid rgba(230,126,34,0.3); }
.src-status-needs_review { background: rgba(155,89,182,0.12);  color: #9b59b6; border: 1px solid rgba(155,89,182,0.3); }

/* ═══════════════════════════════════════════════
   CURATED EXHIBITION GUIDE — v0.4
═══════════════════════════════════════════════════════ */

/* ── Reading Route Nav ── */
.reading-route-nav {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 4px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.route-nav-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.route-nav-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.route-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: var(--text-primary);
}
.route-btn:hover {
  border-color: rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
}
.route-btn[data-route="space"]:hover,
.route-btn[data-route="space"].active {
  border-color: rgba(79,195,247,0.5);
  color: #4fc3f7;
}
.route-btn[data-route="military"]:hover,
.route-btn[data-route="military"].active {
  border-color: rgba(239, 83, 80,0.5);
  color: #ef5350;
}
.route-btn[data-route="archive"]:hover,
.route-btn[data-route="archive"].active {
  border-color: rgba(255,183,77,0.5);
  color: #ffb74d;
}
.route-icon { font-size: 0.9rem; }

/* ── Guide Cards ── */
.guide-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}
.guide-card {
  display: flex;
  gap: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.guide-card:hover {
  border-color: rgba(255,255,255,0.18);
}
.guide-card-num {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: rgba(255,255,255,0.06);
  padding: 20px 24px;
  min-width: 80px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  background: rgba(255,255,255,0.02);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  letter-spacing: 0.05em;
}
.guide-card:hover .guide-card-num {
  color: rgba(239, 83, 80,0.35);
}
.guide-card-body {
  padding: 20px 24px;
  flex: 1;
}
.guide-card-body h3 {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: 0.04em;
  line-height: 1.4;
}
.guide-card-body p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  max-width: none;
}

/* ═══════════════════════════════════════════════
   EVIDENCE READING MATRIX — v0.4
═══════════════════════════════════════════════════════ */

.matrix-grid {
  margin-top: 24px;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.matrix-row {
  display: grid;
  grid-template-columns: 140px 1fr 1fr 180px;
  border-bottom: 1px solid var(--border);
}
.matrix-row:last-child { border-bottom: none; }
.matrix-header-row {
  background: rgba(255,255,255,0.04);
}
.matrix-header-row .matrix-cell {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 12px 14px;
  font-weight: 600;
}
.matrix-cell {
  padding: 12px 14px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.55;
  border-right: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  overflow-wrap: anywhere;
  word-break: break-word;
  min-width: 0;
}
.matrix-cell:last-child { border-right: none; }
.matrix-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: 0.04em;
  background: rgba(255,255,255,0.02);
}
.negative {
  color: rgba(239, 83, 80,0.75);
  font-style: italic;
}

/* ═══════════════════════════════════════════════
   READING ROUTES SECTION — v0.4
═══════════════════════════════════════════════════════ */

.routes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}
.route-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
}
.route-card:hover {
  transform: translateY(-2px);
}
.route-card.route-space:hover { border-color: rgba(79,195,247,0.45); }
.route-card.route-military:hover { border-color: rgba(239, 83, 80,0.45); }
.route-card.route-archive:hover { border-color: rgba(255,183,77,0.45); }

.route-card-icon {
  font-size: 2rem;
  padding: 20px 24px 12px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border);
}
.route-card-content {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}
.route-card-content h3 {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: 0.04em;
}
.route-card-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
  flex: 1;
}
.route-case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.route-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 3px 8px;
  border-radius: 2px;
  background: rgba(255,255,255,0.05);
  color: var(--text-dim);
  border: 1px solid rgba(255,255,255,0.08);
  letter-spacing: 0.05em;
}
.route-cta {
  margin-top: auto;
  padding: 8px 14px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text-primary);
  width: 100%;
  text-align: center;
}
.route-cta:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
}
.route-space .route-cta:hover { border-color: rgba(79,195,247,0.5); color: #4fc3f7; }
.route-military .route-cta:hover { border-color: rgba(239, 83, 80,0.5); color: #ef5350; }
.route-archive .route-cta:hover { border-color: rgba(255,183,77,0.5); color: #ffb74d; }

/* ── SOURCE EXPLAINER SECTION ── */
.source-explainer {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent-amber);
  padding: 28px 32px;
  margin: 24px 0;
}
.source-explainer .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-amber);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: block;
}
.explainer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 16px;
}
.explainer-item {}
.explainer-item h4 {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: 0.06em;
}
.explainer-item p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
  max-width: none;
}

/* ── MOBILE ADJUSTMENTS ── */
@media (max-width: 600px) {
  :root { --section-pad: 60px 16px; }
  h1 { font-size: clamp(1.8rem, 8vw, 2.2rem); }
  .hero { padding: 48px 16px; }
  .hero h1 { font-size: clamp(1.8rem, 9vw, 2.4rem); }
  .hero-subtitle { font-size: 0.85rem; }
  .conclusion-box { padding: 24px 20px; }
  .evidence-table { font-size: 0.78rem; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .reasons-grid { grid-template-columns: 1fr; }
  .routes-grid { grid-template-columns: 1fr; }
  .guide-cards { gap: 10px; }
  .guide-card-num { min-width: 60px; padding: 14px 14px; font-size: 1.2rem; }
  .guide-card-body { padding: 14px 16px; }
  .guide-card-body h3 { font-size: 0.82rem; }
  .guide-card-body p { font-size: 0.78rem; line-height: 1.55; }
  .reading-route-nav { gap: 10px; flex-direction: column; align-items: flex-start; }
  .route-nav-buttons { gap: 8px; }
  .filter-bar { flex-wrap: wrap; gap: 6px; }
  .filter-btn { font-size: 0.65rem; padding: 5px 10px; }
  .matrix-row { grid-template-columns: 100px 1fr; }
  .matrix-row .matrix-cell:nth-child(3),
  .matrix-row .matrix-cell:nth-child(4) {
    grid-column: 1 / -1;
    border-right: none;
    border-top: 1px solid var(--border);
  }
  .matrix-label { font-size: 0.7rem; }
  .cases-grid { gap: 12px; }
  .evidence-row { flex-wrap: wrap; gap: 6px; }
  .evidence-label { min-width: 60px; }
}

@media (max-width: 390px) {
  :root { --section-pad: 48px 12px; }
  h1 { font-size: 1.7rem; }
  .hero h1 { font-size: 1.8rem; }
  .hero-subtitle { font-size: 0.8rem; }
  .info-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .filter-bar { gap: 5px; }
  .filter-btn { font-size: 0.62rem; padding: 4px 8px; }
  .matrix-row { grid-template-columns: 1fr; }
  .matrix-row .matrix-cell { border-right: none; }
  .matrix-row .matrix-cell:nth-child(3),
  .matrix-row .matrix-cell:nth-child(4) { border-top: 1px solid var(--border); }
  .routes-grid { gap: 12px; }
  .guide-card { flex-direction: column; }
  .guide-card-num { flex-direction: row; min-width: unset; border-right: none; border-bottom: 1px solid var(--border); padding: 10px 16px; }
  .reading-route-nav { padding: 12px; }
}

/* ── ANIMATIONS ── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fade-up 0.6s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* ── NO RESIZE OVERFLOW ── */
img { max-width: 100%; height: auto; display: block; }