/* ============================================================
   Frontier AI Weekly — Edition 11 — Silicon Ledger
   Capital week: Series H, Taiwan spend, COMPUTEX silicon.
   ============================================================ */

:root {
  --bg-primary: #0a0c0f;
  --bg-secondary: #12161c;
  --bg-surface: rgba(18, 22, 28, 0.88);
  --bg-elevated: rgba(28, 34, 44, 0.96);
  --text-primary: #ece8e3;
  --text-secondary: #9ca3af;
  --text-muted: #5c6573;
  --accent-violet: #8b5cf6;
  --accent-violet-dim: rgba(139, 92, 246, 0.14);
  --accent-blue: #3b82f6;
  --accent-green: #17b26a;
  --accent-amber: #d4a054;
  --accent-copper: #c47a5a;
  --glass: rgba(255, 255, 255, 0.035);
  --glass-border: rgba(255, 255, 255, 0.07);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', ui-monospace, monospace;
  --font-display: 'Syne', var(--font-sans);
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ticker-h: 3.35rem;
  --page-pad: clamp(1rem, 4vw, 2.75rem);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: calc(var(--ticker-h) + env(safe-area-inset-top, 0px));
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  -webkit-tap-highlight-color: transparent;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 10000;
  pointer-events: none;
  opacity: 0.042;
  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='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
}

/* —— Ticker —— */
.ticker-strip {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  height: var(--ticker-h);
  min-height: 44px;
  display: flex;
  align-items: center;
  background: rgba(6, 8, 10, 0.94);
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  border-bottom: 1px solid rgba(196, 122, 90, 0.28);
  padding-top: env(safe-area-inset-top, 0px);
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: sl-ticker 62s linear infinite;
}

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

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

.ticker-content {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  white-space: nowrap;
}

.ticker-label {
  color: var(--accent-copper);
  font-weight: 600;
  margin-right: 0.35rem;
}

.ticker-divider {
  color: var(--text-muted);
  opacity: 0.5;
}

/* —— Shell —— */
.sl-shell {
  max-width: 72rem;
  margin: 0 auto;
}

/* —— Hero —— */
.sl-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: clamp(3rem, 8vh, 5rem) var(--page-pad);
  overflow: hidden;
}

.sl-hero__mesh {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 10% 20%, rgba(196, 122, 90, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 80%, rgba(139, 92, 246, 0.08), transparent 50%),
    linear-gradient(180deg, var(--bg-primary) 0%, #0d1014 100%);
  pointer-events: none;
}

.sl-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, black 0%, transparent 85%);
  pointer-events: none;
}

.sl-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
}

.sl-hero__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-copper);
  margin-bottom: 0.75rem;
}

.sl-hero__mega {
  font-family: var(--font-display);
  font-size: clamp(4rem, 18vw, 11rem);
  font-weight: 800;
  line-height: 0.85;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(196, 122, 90, 0.35);
  margin-bottom: -0.15em;
  pointer-events: none;
  user-select: none;
}

.sl-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  max-width: 22ch;
  margin-bottom: 1.75rem;
}

.sl-hero__title span {
  color: var(--accent-green);
}

.sl-hero__split {
  display: grid;
  gap: 2rem;
}

@media (min-width: 900px) {
  .sl-hero__split {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

.sl-lead {
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  color: var(--text-secondary);
  max-width: 58ch;
}

.sl-lead strong {
  color: var(--text-primary);
  font-weight: 600;
}

.sl-hero__sources {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 1.25rem;
}

.sl-hero__ledger {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 4px;
  padding: 1.25rem 1.5rem;
}

.sl-ledger__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--glass-border);
}

.sl-ledger__row:last-child {
  border-bottom: none;
}

.sl-ledger__key {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-copper);
  white-space: nowrap;
}

.sl-ledger__val {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* —— Bands —— */
.sl-band {
  padding: clamp(3.5rem, 10vh, 5.5rem) var(--page-pad);
  border-top: 1px solid var(--glass-border);
}

.sl-band--copper {
  background: linear-gradient(135deg, rgba(196, 122, 90, 0.06) 0%, transparent 60%);
}

.sl-band--graphite {
  background: var(--bg-secondary);
}

.sl-band--violet {
  background: linear-gradient(160deg, var(--accent-violet-dim) 0%, var(--bg-primary) 70%);
}

.sl-band__inner {
  max-width: 52rem;
  margin: 0 auto;
}

.sl-band__inner--wide {
  max-width: 64rem;
}

.sl-band__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1rem 1.5rem;
  margin-bottom: 1.5rem;
}

.sl-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-copper);
  font-weight: 600;
}

.sl-h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  flex: 1;
  min-width: 12rem;
}

.sl-h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.sl-note {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 1.25rem;
  padding-left: 1rem;
  border-left: 2px solid var(--accent-violet);
}

/* Cap table cells */
.sl-cap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--glass-border);
  margin: 2rem 0 1.5rem;
  border-radius: 4px;
  overflow: hidden;
}

.sl-cap__cell {
  background: var(--bg-elevated);
  padding: 1.25rem 1rem;
  text-align: center;
}

.sl-cap__num {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  font-weight: 700;
  color: var(--accent-green);
}

.sl-cap__lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* Compute flow */
.sl-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.35rem;
  margin: 2rem 0 1.5rem;
  padding: 1.5rem;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.sl-flow__node {
  padding: 0.6rem 0.85rem;
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: 3px;
  color: var(--text-secondary);
  line-height: 1.35;
}

.sl-flow__node--src,
.sl-flow__node--out {
  border-color: rgba(23, 178, 106, 0.35);
  color: var(--text-primary);
}

.sl-flow__node small {
  display: block;
  color: var(--text-muted);
  font-size: 0.65rem;
  margin-top: 0.2rem;
}

.sl-flow__arrow {
  color: var(--accent-copper);
  font-weight: 700;
}

/* Split section */
.sl-split {
  display: grid;
  border-top: 1px solid var(--glass-border);
}

@media (min-width: 768px) {
  .sl-split {
    grid-template-columns: minmax(200px, 280px) 1fr;
  }
}

.sl-split__aside {
  padding: 2.5rem var(--page-pad);
  background: var(--bg-secondary);
  border-right: 1px solid var(--glass-border);
}

.sl-kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-green);
  margin-bottom: 0.75rem;
}

.sl-mono-big {
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 2vw, 1rem);
  word-break: break-all;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.sl-price {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.sl-split__main {
  padding: 2.5rem var(--page-pad) 3.5rem;
}

.sl-quote {
  margin: 1.75rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--accent-violet);
  background: var(--accent-violet-dim);
}

.sl-quote p {
  font-size: 1rem;
  font-style: italic;
  color: var(--text-primary);
}

.sl-quote cite {
  display: block;
  font-size: 0.75rem;
  font-style: normal;
  color: var(--text-muted);
  margin-top: 0.75rem;
}

/* Horizontal benchmark scroll */
.sl-bench-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.75rem 0 1rem;
  padding-bottom: 0.5rem;
}

.sl-bench-scroll__track {
  display: flex;
  gap: 0.75rem;
  width: max-content;
  min-width: 100%;
}

.sl-bench-card {
  flex: 0 0 auto;
  width: min(220px, 70vw);
  padding: 1rem 1.1rem;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
}

.sl-bench-card__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-copper);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

.sl-bench-card__val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
}

.sl-bench-card__note {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  line-height: 1.4;
}

/* Timeline */
.sl-timeline {
  margin-top: 1.75rem;
  border-left: 2px solid var(--glass-border);
  padding-left: 1.5rem;
}

.sl-timeline__item {
  position: relative;
  padding-bottom: 1.25rem;
}

.sl-timeline__item::before {
  content: '';
  position: absolute;
  left: -1.65rem;
  top: 0.35rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-violet);
}

.sl-timeline__item--ghost {
  opacity: 0.55;
}

.sl-timeline__item time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-copper);
  display: block;
  margin-bottom: 0.25rem;
}

.sl-timeline__item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Mosaic */
.sl-mosaic {
  display: grid;
  gap: 1px;
  background: var(--glass-border);
  border-top: 1px solid var(--glass-border);
}

@media (min-width: 700px) {
  .sl-mosaic {
    grid-template-columns: 1.4fr 1fr;
    grid-template-rows: auto auto;
  }

  .sl-mosaic__tile--hero {
    grid-row: span 2;
  }
}

.sl-mosaic__tile {
  background: var(--bg-secondary);
  padding: 2rem var(--page-pad);
}

.sl-mosaic__tile--hero {
  background: linear-gradient(145deg, rgba(196, 122, 90, 0.08), var(--bg-secondary));
}

.sl-list {
  list-style: none;
  margin-top: 1.25rem;
}

.sl-list li {
  position: relative;
  padding: 0.65rem 0 0.65rem 1.25rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--glass-border);
}

.sl-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-copper);
  font-size: 0.75rem;
}

/* Rail section */
.sl-rail-section {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--glass-border);
}

@media (min-width: 640px) {
  .sl-rail-section {
    grid-template-columns: 120px 1fr;
  }
}

.sl-rail-section__label {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-copper);
  padding: 2rem 1rem;
  background: var(--bg-primary);
  text-align: center;
  justify-self: stretch;
}

@media (max-width: 639px) {
  .sl-rail-section__label {
    writing-mode: horizontal-tb;
    transform: none;
    padding: 1rem var(--page-pad);
  }
}

.sl-rail-section__body {
  padding: 2rem var(--page-pad) 3rem;
  background: var(--bg-primary);
}

/* Panel duo */
.sl-panel-duo {
  display: grid;
  gap: 1px;
  background: var(--glass-border);
  border-top: 1px solid var(--glass-border);
}

@media (min-width: 768px) {
  .sl-panel-duo {
    grid-template-columns: 1fr 1fr;
  }
}

.sl-panel-duo__card {
  padding: 2.5rem var(--page-pad);
  background: var(--bg-secondary);
}

/* Contrarian */
.sl-contra {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

@media (min-width: 600px) {
  .sl-contra {
    grid-template-columns: 1fr 1fr;
  }
}

.sl-contra__col {
  padding: 1.5rem;
  border-radius: 4px;
  border: 1px solid var(--glass-border);
  background: var(--glass);
}

.sl-contra__col--up {
  border-color: rgba(23, 178, 106, 0.3);
}

.sl-contra__col--down {
  border-color: rgba(212, 160, 84, 0.35);
}

.sl-contra__col p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Week ahead */
.sl-ahead {
  padding: clamp(3.5rem, 10vh, 5rem) var(--page-pad) 5rem;
  background: linear-gradient(0deg, rgba(139, 92, 246, 0.06), transparent 40%);
  border-top: 1px solid var(--glass-border);
}

.sl-ahead__inner {
  max-width: 52rem;
  margin: 0 auto;
}

.sl-ahead__list {
  list-style: none;
  margin-top: 2rem;
  counter-reset: ahead;
}

.sl-ahead__item {
  display: grid;
  gap: 0.35rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--glass-border);
  counter-increment: ahead;
}

.sl-ahead__item time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-copper);
}

.sl-ahead__item h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.sl-ahead__item p {
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 52ch;
}

/* Sources */
.source {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.35rem 0;
  margin-right: 1.25rem;
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-violet);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease-out-expo), color 0.2s;
}

.source:hover,
.source:focus-visible {
  color: var(--text-primary);
  border-bottom-color: var(--accent-violet);
  outline: none;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 3rem var(--page-pad) calc(3rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--glass-border);
  background: var(--bg-primary);
}

.site-footer__brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.site-footer__pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-violet);
  box-shadow: 0 0 12px var(--accent-violet);
  animation: sl-pulse 2.5s ease-in-out infinite;
}

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

@keyframes sl-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.65; transform: scale(0.92); }
}

.site-footer__regen {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
  max-width: 36ch;
  margin: 0 auto 1rem;
}

.site-footer__session {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-copper);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer__timestamp {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* GSAP initial states */
.sl-reveal,
.sl-fade {
  opacity: 0;
}

.sl-reveal.is-visible,
.sl-fade.is-visible {
  opacity: 1;
}

@media (max-width: 320px) {
  .sl-flow {
    flex-direction: column;
    align-items: stretch;
  }

  .sl-flow__arrow {
    display: none;
  }
}