/* ============================================================
   Frontier AI Weekly — Edition 7 — Wireline & Sovereignty
   May 3, 2026 | Institutional slate · copper signal · contract energy
   ============================================================ */

:root {
  --bg-primary: #0a1628;
  --bg-secondary: #0d1e35;
  --bg-surface: #122338;
  --bg-elevated: #1a2d4a;
  --text-primary: #e8eef5;
  --text-secondary: #9db0c9;
  --text-muted: #5c6d84;

  --accent-violet: #8b5cf6;
  --accent-violet-dim: rgba(139, 92, 246, 0.12);
  --accent-blue: #3b82f6;
  --accent-green: #17b26a;
  --accent-amber: #e8a54b;
  --accent-copper: #c97d4a;
  --accent-slate-line: rgba(157, 176, 201, 0.22);

  --glass: rgba(255, 255, 255, 0.035);
  --glass-border: rgba(255, 255, 255, 0.07);
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);

  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-display: 'Syne', 'Inter', sans-serif;

  --ticker-h: 48px;
  --edge: clamp(1rem, 4vw, 3rem);
  --max: 1120px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding-top: calc(var(--ticker-h) + env(safe-area-inset-top, 0px));
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.68' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.9;
}

.is-visible { opacity: 1 !important; transform: none !important; }

/* ─── Ticker ─────────────────────────────────────────────── */
.ticker-strip {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--ticker-h);
  z-index: 200;
  background: rgba(10, 22, 40, 0.94);
  backdrop-filter: blur(18px) saturate(1.15);
  border-bottom: 1px solid var(--accent-slate-line);
  overflow: hidden;
  display: flex;
  align-items: center;
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: wl-ticker 70s linear infinite;
}

@keyframes wl-ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-content {
  display: flex;
  align-items: center;
  white-space: nowrap;
  padding: 0 1.25rem;
  gap: 0.35rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.ticker-label {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--accent-copper);
  letter-spacing: 0.02em;
  margin-right: 0.35rem;
}

.ticker-divider { color: var(--text-muted); padding: 0 0.35rem; }

@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
}

.wl-page { position: relative; z-index: 1; }

.source {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.35rem 0;
  margin-right: 1.1rem;
  margin-top: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px dashed rgba(201, 125, 74, 0.35);
  transition: color 0.2s var(--ease-out-expo), border-color 0.2s;
}
.source:hover, .source:focus-visible {
  color: var(--accent-amber);
  border-bottom-color: var(--accent-amber);
  outline: none;
}

/* ─── Hero ───────────────────────────────────────────────── */
.wl-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(4.5rem, 12vh, 7rem) var(--edge) clamp(2.5rem, 6vh, 4rem);
  overflow: hidden;
}

.wl-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(157, 176, 201, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(157, 176, 201, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 75%);
  pointer-events: none;
}

.wl-hero__glow {
  position: absolute;
  width: min(90vw, 820px);
  height: min(90vw, 820px);
  right: -15%;
  top: -10%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.12) 0%, transparent 55%);
  pointer-events: none;
}

.wl-hero__inner {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
}

.wl-hero__rail {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-amber);
  margin-bottom: 1rem;
}
.wl-hero__rail::before {
  content: '';
  width: 2.5rem;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-copper), transparent);
}

.wl-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 6.5vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 16ch;
  margin-bottom: 1.25rem;
}

.wl-hero__title em {
  font-style: normal;
  color: transparent;
  background: linear-gradient(105deg, #f0d4a8, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
}

.wl-hero__cols {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 820px) {
  .wl-hero__cols { grid-template-columns: 1.15fr 0.85fr; align-items: start; }
}

.wl-hero__lead {
  font-size: clamp(1rem, 1.9vw, 1.14rem);
  color: var(--text-secondary);
  max-width: 58ch;
}

.wl-hero__sig {
  margin-top: 1rem;
  padding: 1rem 1.15rem;
  border-radius: 14px;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  backdrop-filter: blur(16px);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.55;
}
.wl-hero__sig strong { color: var(--accent-copper); font-weight: 600; }

/* ─── Sections base ─────────────────────────────────────── */
.wl-section {
  padding: clamp(2.75rem, 7vw, 5rem) var(--edge);
  position: relative;
}

.wl-section--band {
  background: linear-gradient(180deg, rgba(13, 30, 53, 0.6), transparent);
  border-top: 1px solid rgba(157, 176, 201, 0.08);
}

.wl-section--inset {
  background: radial-gradient(ellipse 120% 80% at 100% 0%, rgba(139, 92, 246, 0.06), transparent 50%),
    var(--bg-secondary);
}

.wl-section__inner {
  max-width: var(--max);
  margin: 0 auto;
}

.wl-kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-copper);
  margin-bottom: 0.6rem;
}

.wl-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.8vw, 2.2rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 0.9rem;
  max-width: 28ch;
}

.wl-lead {
  font-size: clamp(0.98rem, 1.85vw, 1.08rem);
  color: var(--text-secondary);
  max-width: 68ch;
  margin-bottom: 1.2rem;
}

.wl-aside {
  font-size: 0.85rem;
  color: var(--text-muted);
  border-left: 3px solid rgba(232, 165, 75, 0.45);
  padding-left: 1rem;
  margin: 0.85rem 0 1rem;
  max-width: 62ch;
}

code.inline {
  font-family: var(--font-mono);
  font-size: 0.84em;
  background: rgba(0, 0, 0, 0.35);
  padding: 0.1em 0.32em;
  border-radius: 6px;
}

/* Contract strip layout */
.wl-strip {
  margin: 1.4rem 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}
.wl-strip__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(18, 35, 56, 0.65);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  align-items: baseline;
}
.wl-strip__row:last-child { border-bottom: 0; }
.wl-strip__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  white-space: nowrap;
}
.wl-strip__txt { font-size: 0.88rem; color: var(--text-secondary); }

/* Timeline */
.wl-time {
  margin: 1.5rem 0;
  padding-left: 1.25rem;
  border-left: 2px solid rgba(201, 125, 74, 0.35);
}
.wl-time__item {
  position: relative;
  padding: 0.75rem 0 0.75rem 1.25rem;
  margin-left: -1.25rem;
}
.wl-time__item::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 1rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-copper);
  box-shadow: 0 0 0 4px rgba(201, 125, 74, 0.2);
}
.wl-time__when {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-violet);
  margin-bottom: 0.25rem;
}
.wl-time__item p { font-size: 0.9rem; color: var(--text-secondary); max-width: 62ch; }

/* Glass panel */
.wl-glass {
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  backdrop-filter: blur(18px);
  padding: clamp(1.1rem, 2.5vw, 1.5rem);
  margin: 1.2rem 0;
}

/* Connector chips */
.wl-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.15rem 0;
}
.wl-chip {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  border: 1px solid rgba(139, 92, 246, 0.25);
  background: rgba(26, 45, 74, 0.5);
  color: var(--text-secondary);
}

/* Two-column policy */
.wl-split {
  display: grid;
  gap: 1rem;
  margin: 1.25rem 0;
}
@media (min-width: 700px) {
  .wl-split { grid-template-columns: 1fr 1fr; }
}
.wl-split__box {
  border-radius: 14px;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(59, 130, 246, 0.2);
  background: linear-gradient(160deg, rgba(59, 130, 246, 0.07), rgba(10, 22, 40, 0.9));
  min-height: 44px;
}
.wl-split__box h3 {
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
  font-family: var(--font-display);
}
.wl-split__box p { font-size: 0.86rem; color: var(--text-secondary); }

/* Quote block */
.wl-quote {
  margin: 1.35rem 0;
  padding: 1.15rem 1.25rem;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(232, 165, 75, 0.2);
}
.wl-quote blockquote {
  font-size: clamp(0.95rem, 1.9vw, 1.08rem);
  font-style: italic;
  color: var(--text-primary);
}
.wl-quote cite {
  display: block;
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  font-style: normal;
}

/* Matrix table */
.wl-matrix-wrap { overflow-x: auto; margin: 1.1rem 0; -webkit-overflow-scrolling: touch; }
.wl-matrix {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  min-width: 280px;
}
.wl-matrix th,
.wl-matrix td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-align: left;
  vertical-align: top;
}
.wl-matrix th {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-copper);
  background: rgba(0, 0, 0, 0.2);
}

/* Horizontal stat rail */
.wl-railstat {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.65rem;
  margin: 1.25rem 0;
}
.wl-railstat__cell {
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  padding: 0.85rem;
  text-align: center;
  background: rgba(18, 35, 56, 0.55);
  min-height: 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.wl-railstat__v {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--accent-amber);
}
.wl-railstat__k {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Flow */
.wl-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0.5rem;
  margin: 1.2rem 0;
}
.wl-flow__node {
  flex: 1 1 120px;
  border-radius: 10px;
  padding: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  border: 1px solid rgba(201, 125, 74, 0.25);
  background: rgba(10, 22, 40, 0.85);
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.wl-flow__arrow {
  display: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  align-self: center;
  min-height: 44px;
  align-items: center;
}
@media (min-width: 720px) {
  .wl-flow { flex-wrap: nowrap; }
  .wl-flow__arrow { display: flex; }
}

/* Contrarian */
.wl-contra {
  margin: 1.2rem 0;
  padding: 1.1rem 1.2rem;
  border-radius: 14px;
  border: 1px dashed rgba(157, 176, 201, 0.35);
  background: rgba(255, 255, 255, 0.02);
}
.wl-contra p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}
.wl-contra p:last-child { margin-bottom: 0; }
.wl-contra strong { color: var(--text-primary); }

/* Week ahead — vertical spine */
.wl-ahead {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.2rem;
}
@media (min-width: 760px) {
  .wl-ahead { grid-template-columns: repeat(2, 1fr); }
}
.wl-ahead__card {
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  padding: 1rem 1.1rem;
  background: linear-gradient(135deg, rgba(26, 45, 74, 0.5), rgba(10, 22, 40, 0.85));
  min-height: 44px;
}
.wl-ahead__when {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-violet);
  margin-bottom: 0.3rem;
}
.wl-ahead__card h3 { font-size: 1rem; margin-bottom: 0.3rem; font-family: var(--font-display); }
.wl-ahead__card p { font-size: 0.85rem; color: var(--text-secondary); }

/* Footer */
.site-footer {
  padding: clamp(2.4rem, 5.5vw, 3.5rem) var(--edge);
  border-top: 1px solid rgba(201, 125, 74, 0.2);
  background: linear-gradient(180deg, transparent, #060d18);
}

.site-footer__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.site-footer__pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-violet);
  box-shadow: 0 0 0 6px var(--accent-violet-dim);
  flex-shrink: 0;
}

.site-footer__regen,
.site-footer__session,
.site-footer__timestamp {
  color: var(--text-secondary);
  font-size: 0.88rem;
  max-width: 50ch;
  margin-bottom: 0.4rem;
}

.site-footer__session {
  font-family: var(--font-mono);
  color: var(--accent-copper);
  letter-spacing: 0.04em;
}

.sn-wrap { min-height: 1px; }

@media (max-width: 360px) {
  .wl-hero__title { font-size: 2rem; }
}