/* ============================================================
   The Singularity Clock — ALPHA (instrument redesign)

   Ported from design_handoff_instrument/source/{tokens,styles}.css.
   Tokens kept identical to production. Responsive breakpoints
   extended for phone layout. Tweaks panel removed.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&family=Inter:wght@300;400;500;600;700&family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&display=swap');

:root {
  /* SURFACES */
  --bg:            #0a0a0c;
  --bg-elev:       #131318;
  --bg-elev-2:     #1a1a21;

  /* LINES */
  --border:        #26262e;
  --border-bright: #3a3a45;

  /* TEXT */
  --fg:            #f4f4f2;
  --fg-muted:      #8b8b94;
  --fg-dim:        #5a5a63;

  /* ACCENTS */
  --accent-amber:  #e8a93c;
  --accent-blue:   #7aa7ff;
  --accent-green:  #5cd897;
  --accent-red:    #ef5a5a;

  /* TYPE */
  --font-sans:  'Inter', -apple-system, system-ui, sans-serif;
  --font-serif: 'Fraunces', 'Times New Roman', serif;
  --font-mono:  'JetBrains Mono', 'SF Mono', ui-monospace, monospace;

  /* GLOW */
  --glow-green-sm: 0 0 8px #5cd897;
  --glow-amber-sm: 0 0 8px #e8a93c;
  --shadow-modal:  0 30px 80px -20px rgba(0,0,0,0.7);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { min-height: 100%; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  /* Subtle corner glow */
  background-image:
    radial-gradient(1200px 600px at 50% -10%, rgba(232,169,60,0.035), transparent 60%),
    radial-gradient(900px 500px at 90% 20%, rgba(122,167,255,0.025), transparent 60%);
}

.page {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 48px 120px;
  position: relative;
}

/* Instrument grid background */
.page::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 80px 80px;
  z-index: 0;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 100%);
}
.page > * { position: relative; z-index: 1; }

/* Skip link for a11y */
.skip-link {
  position: absolute; left: -9999px;
  padding: 8px 14px; background: var(--bg-elev); color: var(--fg);
  font-family: var(--font-mono); font-size: 12px;
}
.skip-link:focus { left: 8px; top: 8px; z-index: 100; }

/* ============================================================
   Top chrome bar
   ============================================================ */
.chrome {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 40px;
  padding: 20px 0 18px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.chrome__brand {
  display: flex; align-items: center; gap: 12px;
  color: var(--fg); letter-spacing: 0; text-transform: none;
  font-family: var(--font-serif); font-size: 16px;
  white-space: nowrap;
  flex-shrink: 0;
}
.chrome__brand .terminator { color: var(--accent-amber); }
.chrome__readouts { display: flex; gap: 28px; justify-content: center; }
.chrome__readouts span { display: inline-flex; align-items: center; gap: 8px; }
.chrome__readouts em { font-style: normal; color: var(--fg-muted); letter-spacing: 0.1em; }
.live-pip {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-green);
  box-shadow: var(--glow-green-sm);
  animation: livepulse 2.2s ease-in-out infinite;
}
@keyframes livepulse { 50% { opacity: 0.35; } }
.chrome__nav { display: flex; gap: 22px; }
.chrome__nav a {
  color: var(--fg-dim); text-decoration: none;
  transition: color 0.2s;
  white-space: nowrap;
}
.chrome__nav a:hover { color: var(--fg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: 56px 0 40px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.hero__caption {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: end;
}
.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 14px;
}
.hero__eyebrow em { font-style: normal; color: var(--accent-amber); }
.hero__title {
  font-family: var(--font-serif);
  font-size: 60px;
  line-height: 1.02;
  letter-spacing: -0.028em;
  color: var(--fg);
  font-weight: 400;
}
.hero__title em { font-style: italic; color: var(--accent-amber); }
.hero__sub {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.5;
  color: var(--fg-muted);
  max-width: 460px;
  text-wrap: pretty;
}

/* ============================================================
   INSTRUMENT (orrery stage)
   ============================================================ */
.instrument {
  position: relative;
  width: 100%;
  display: grid;
  place-items: center;
  margin-top: 8px;
  /* Horizontal breathing room so projection-marker labels on the outside
     of the outer ring don't collide with the page edge at narrower
     viewports. The SVG has overflow: visible, so labels can escape the
     orrery's own box. */
  padding: 0 48px;
}
@media (max-width: 900px) {
  .instrument { padding: 0 24px; }
}
@media (max-width: 700px) {
  .instrument { padding: 0 8px; }
}
.orrery { position: relative; width: min(720px, 100%); aspect-ratio: 1 / 1; }
.orrery svg { display: block; width: 100%; height: 100%; overflow: visible; }

/* Center readout */
.orrery__center {
  position: absolute; inset: 0;
  display: grid; place-content: center;
  text-align: center;
  pointer-events: none;
}
.orrery__label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.32em;
  color: var(--fg-dim);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.orrery__value {
  font-family: var(--font-serif);
  font-size: 112px;
  line-height: 0.88;
  letter-spacing: -0.04em;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
  font-weight: 400;
}
.orrery__value .unit {
  font-size: 0.45em;
  color: var(--fg-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.25em;
  margin: 0 0.08em 0.12em;
  display: inline-block;
  vertical-align: 0.15em;
}
.orrery__seconds {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.2em;
  margin-top: 10px;
  font-variant-numeric: tabular-nums;
}
.orrery__est {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--accent-amber);
  margin-top: 14px;
  letter-spacing: 0.01em;
}

/* Pill labels around the orrery */
.orrery__pill {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 6px 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg-muted);
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.orrery__pill:hover { border-color: var(--border-bright); color: var(--fg); }
.orrery__pill.is-active { border-color: currentColor; background: var(--bg-elev); color: var(--fg); }
.orrery__pill .swatch { width: 6px; height: 6px; border-radius: 50%; }
.orrery__pill small { color: var(--fg-dim); letter-spacing: 0.1em; }
.pill-agi { top: 8%;  left: 50%; transform: translateX(-50%); }
.pill-sng { bottom: 14%; left: -2%; }
.pill-asi { bottom: 14%; right: -2%; }

/* Projection-marker label variants: full on wider viewports, short
   (clock name only) on phone. Shortened variant prevents horizontal
   clipping past the page edge on narrow screens. */
.proj-label--short { display: none; }

/* ============================================================
   OSCILLOSCOPE
   ============================================================ */
.scope {
  position: relative;
  width: 100%;
  height: 140px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  margin-top: 24px;
  overflow: hidden;
}
.scope::before, .scope::after {
  content: ''; position: absolute; left: 0; right: 0; height: 1px;
  background: rgba(255,255,255,0.04);
}
.scope::before { top: 33%; }
.scope::after  { top: 66%; }
.scope__mid { position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: rgba(255,255,255,0.08); }
.scope svg { width: 100%; height: 100%; display: block; }
.scope__chrome {
  position: absolute; inset: 0;
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 10px 16px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--fg-dim);
  pointer-events: none;
}
.scope__chrome b { color: var(--fg-muted); font-weight: 500; }

/* ============================================================
   CLOCK STRIP
   ============================================================ */
.strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
  margin-top: 32px;
}
.strip__cell {
  padding: 20px 24px;
  border-right: 1px solid var(--border);
  display: grid; gap: 8px;
  cursor: pointer;
  transition: background 0.2s;
  background: var(--bg);
}
.strip__cell:last-child { border-right: none; }
.strip__cell:hover, .strip__cell.is-active { background: var(--bg-elev); }
.strip__head {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.25em;
  color: var(--fg-dim); text-transform: uppercase;
}
.strip__head .dot { width: 8px; height: 8px; border-radius: 50%; }
.strip__name {
  font-family: var(--font-serif); font-size: 22px;
  letter-spacing: -0.015em; color: var(--fg);
}
.strip__name small {
  display: block; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.15em; color: var(--fg-dim); text-transform: uppercase;
  margin-top: 4px;
}
.strip__eta { display: flex; align-items: baseline; gap: 8px; margin-top: 4px; }
.strip__eta b {
  font-family: var(--font-serif); font-size: 34px;
  letter-spacing: -0.02em; color: var(--fg);
  font-weight: 400; font-variant-numeric: tabular-nums;
}
.strip__eta span {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.2em; color: var(--fg-muted); text-transform: uppercase;
}
.strip__delta {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-muted); display: flex; align-items: center; gap: 10px;
}
.strip__delta em { font-style: normal; }
.delta-pos { color: var(--accent-green); }
.delta-neg { color: var(--accent-red); }
.delta-flat { color: var(--fg-dim); }

/* ============================================================
   TICKER
   ============================================================ */
.ticker {
  margin-top: 72px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  padding: 18px 0;
}
.ticker__label {
  position: absolute; left: 0; top: 0; bottom: 0;
  display: flex; align-items: center; gap: 10px;
  padding: 0 20px 0 0;
  background: linear-gradient(to right, var(--bg) 80%, transparent);
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.25em; text-transform: uppercase; color: var(--fg-dim);
  z-index: 2;
  padding-left: 4px;
}
.ticker__track {
  display: flex; gap: 56px; white-space: nowrap;
  animation: scroll 80s linear infinite;
  font-family: var(--font-mono); font-size: 13px; color: var(--fg-muted);
  padding-left: 200px;
  will-change: transform;
}
.ticker__track span { display: inline-flex; align-items: center; gap: 10px; }
.ticker__track b { color: var(--fg); font-weight: 500; letter-spacing: 0; }
.ticker__track .up { color: var(--accent-green); }
.ticker__track .dn { color: var(--accent-red); }
.ticker__track .flat { color: var(--fg-dim); }
@keyframes scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   SECTION
   ============================================================ */
.section { margin-top: 120px; }
.section__head {
  display: grid; grid-template-columns: 1fr auto;
  align-items: end; gap: 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}
.section__kicker {
  font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 10px;
}
.section__title {
  font-family: var(--font-serif); font-size: 40px;
  line-height: 1.05; letter-spacing: -0.02em;
  color: var(--fg); font-weight: 400;
  max-width: 700px;
}
.section__title em { font-style: italic; color: var(--accent-amber); }
.section__meta {
  font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--fg-dim);
}

/* ============================================================
   ALIGNMENT HORIZON
   ============================================================ */
.horizon {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: stretch;
}
.horizon__chart {
  border: 1px solid var(--border);
  background: var(--bg);
  position: relative;
  padding: 20px;
  min-height: 340px;
}
.horizon__chart svg { width: 100%; height: 280px; display: block; }
.horizon__chart-head {
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 12px;
}

.horizon__panel { display: grid; gap: 16px; align-content: center; }
.horizon__state {
  font-family: var(--font-serif); font-size: 28px;
  letter-spacing: -0.02em; color: var(--accent-amber);
  font-weight: 400;
}
.horizon__state small {
  display: block; font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.22em;
  color: var(--fg-dim); text-transform: uppercase;
  margin-bottom: 10px;
}
.horizon__ratio {
  font-family: var(--font-serif); font-size: 72px;
  letter-spacing: -0.04em; color: var(--fg);
  line-height: 1; font-variant-numeric: tabular-nums;
}
.horizon__ratio sup {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--fg-muted); letter-spacing: 0.15em;
  top: -32px; left: 6px; position: relative;
}
.horizon__note {
  font-family: var(--font-serif); font-size: 14px;
  color: var(--fg-muted); max-width: 360px;
  text-wrap: pretty; line-height: 1.55;
}

.scale { border-top: 1px solid var(--border); margin-top: 8px; padding-top: 14px; }
.scale__ticks {
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.2em; color: var(--fg-dim);
  text-transform: uppercase;
}
.scale__bar {
  position: relative; height: 3px;
  background: linear-gradient(to right, var(--accent-green), var(--accent-amber) 50%, var(--accent-red));
  margin: 12px 0 8px; opacity: 0.8;
}
.scale__marker {
  position: absolute; top: -6px;
  width: 2px; height: 15px;
  background: var(--fg); box-shadow: 0 0 8px var(--fg);
}

/* ============================================================
   SIGNALS GRID
   ============================================================ */
.signals {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.signal {
  padding: 24px 22px 22px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: grid; gap: 10px;
  position: relative;
  cursor: default;
  transition: background 0.2s;
}
.signal:hover { background: var(--bg-elev); }
.signal__label {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; color: var(--fg-dim);
  text-transform: uppercase; min-height: 28px;
}
.signal__value {
  font-family: var(--font-serif); font-size: 36px;
  letter-spacing: -0.02em; color: var(--fg);
  line-height: 1; font-variant-numeric: tabular-nums;
}
.signal__row { display: flex; align-items: center; justify-content: space-between; }
.signal__delta {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.05em;
}
.signal__source {
  font-family: var(--font-mono); font-size: 9.5px;
  letter-spacing: 0.12em; color: var(--fg-dim);
  text-transform: uppercase;
}
.signal__spark { width: 100%; height: 28px; margin-top: 2px; }
.signal__spark path { fill: none; stroke-width: 1.2; }
.signal__feeds {
  position: absolute; top: 12px; right: 14px;
  display: flex; gap: 4px;
}
.signal__feeds i { width: 4px; height: 4px; border-radius: 50%; display: block; }

/* ============================================================
   METHODOLOGY
   ============================================================ */
.method {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.method__card {
  padding: 28px 28px 32px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: grid; gap: 12px; align-content: start;
  background: var(--bg);
}
.method__card-kicker {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--accent-amber);
}
.method__card-title {
  font-family: var(--font-serif); font-size: 22px;
  letter-spacing: -0.015em; color: var(--fg);
  font-weight: 400; line-height: 1.2;
}
.method__card-body {
  font-family: var(--font-serif); font-size: 14.5px;
  color: var(--fg-muted); line-height: 1.55;
  text-wrap: pretty;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  margin-top: 120px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  display: grid; gap: 32px;
}
.footer__manifest {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 20px;
  line-height: 1.45;
  color: var(--fg-muted);
  max-width: 720px;
  text-wrap: pretty;
}
.footer__manifest em { font-style: normal; color: var(--fg); }
.footer__meta {
  display: flex; justify-content: space-between; gap: 40px;
  font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-dim);
  border-top: 1px solid var(--border); padding-top: 24px;
}

/* ============================================================
   ALPHA BANNER (preview-only; removed on migration)
   ============================================================ */
.alpha-banner {
  position: sticky; top: 0; z-index: 50;
  background: repeating-linear-gradient(
    45deg,
    rgba(232, 169, 60, 0.1) 0,
    rgba(232, 169, 60, 0.1) 10px,
    rgba(232, 169, 60, 0.05) 10px,
    rgba(232, 169, 60, 0.05) 20px
  );
  border-bottom: 1px solid var(--accent-amber);
  padding: 8px 20px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-amber);
  text-align: center;
}
.alpha-banner b { color: var(--fg); font-weight: 500; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .signals { grid-template-columns: repeat(3, 1fr); }
  .method { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .page { padding: 0 24px 80px; }
  .chrome { grid-template-columns: auto auto; gap: 20px; }
  .chrome__readouts { display: none; }
  /* Allow nav to horizontally scroll if it overflows; users can swipe.
     Hide the scrollbar. flex-shrink lets the nav column take what space
     remains after the brand, and the scroll absorbs any overflow. */
  .chrome__nav {
    overflow-x: auto;
    flex-shrink: 1;
    min-width: 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .chrome__nav::-webkit-scrollbar { display: none; }
  .hero__caption { grid-template-columns: 1fr; gap: 24px; }
  .hero__title { font-size: 44px; }
  .hero__sub { max-width: none; }
  .horizon { grid-template-columns: 1fr; }
  .section { margin-top: 80px; }
  .section__title { font-size: 32px; }
  .orrery__value { font-size: 86px; }
  .orrery__pill {
    /* On narrower viewports, shrink pills; positions still hold */
    font-size: 9px;
    padding: 5px 8px;
  }
  /* Scope chrome: stack the two info lines vertically so they don't
     collide. */
  .scope__chrome {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

@media (max-width: 700px) {
  .page { padding: 0 16px 60px; }
  .chrome { padding: 14px 0 12px; }
  .chrome__nav { gap: 14px; font-size: 9.5px; letter-spacing: 0.12em; }
  .chrome__brand { font-size: 14px; }
  .hero { padding: 32px 0 24px; }
  .hero__title { font-size: 32px; }
  .strip { grid-template-columns: 1fr; }
  .strip__cell { border-right: none; border-bottom: 1px solid var(--border); }
  .strip__cell:last-child { border-bottom: none; }
  .signals { grid-template-columns: repeat(2, 1fr); }
  .method { grid-template-columns: 1fr; }
  .orrery__value { font-size: 64px; }
  .orrery__label { font-size: 9px; letter-spacing: 0.25em; }
  .orrery__est { font-size: 12px; }
  .scope { height: 100px; margin-top: 16px; }
  .scope__chrome { font-size: 8.5px; padding: 8px 10px; }
  .ticker { margin-top: 48px; }
  .section__head { grid-template-columns: 1fr; gap: 8px; align-items: start; }
  .section__meta { font-size: 9.5px; letter-spacing: 0.15em; }
  .footer__manifest { font-size: 16px; }
  /* Swap projection labels to short form at phone width so text doesn't
     clip past the page edge. The strip below carries the full date. */
  .proj-label--full { display: none; }
  .proj-label--short { display: inline; }
  /* Pills duplicate the strip info; hide them on phone so they don't
     collide with the SVG projection markers at this scale. */
  .orrery__pill { display: none; }
  .footer__meta { flex-direction: column; gap: 8px; letter-spacing: 0.15em; }
}

/* Reduce motion: stop all animations */
@media (prefers-reduced-motion: reduce) {
  .ticker__track, .live-pip { animation: none !important; }
  .orrery [data-rot] { animation: none !important; }
}

/* ============================================================
   MODALS (ported from production)
   ============================================================ */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(5,5,8,0.78);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  align-items: flex-start; justify-content: center;
  overflow-y: auto;
  padding: 60px 20px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--bg-elev);
  border: 1px solid var(--border-bright);
  border-radius: 6px;
  max-width: 880px; width: 100%;
  padding: 40px;
  position: relative;
  box-shadow: var(--shadow-modal);
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: transparent; border: 1px solid var(--border-bright);
  color: var(--fg-muted); width: 36px; height: 36px;
  border-radius: 50%; cursor: pointer;
  font-size: 18px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { color: var(--fg); border-color: var(--accent-amber); }
.modal-eyebrow {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.25em; color: var(--fg-dim);
  text-transform: uppercase; margin-bottom: 8px;
}
.modal-title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: 44px; letter-spacing: -0.025em;
  color: var(--fg); margin-bottom: 8px;
}
.modal-subtitle {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--fg-muted); letter-spacing: 0.06em;
  margin-bottom: 24px;
}
.modal-section { padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--border); }
.modal-section:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.modal-h {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 12px;
}
.modal-def {
  font-family: var(--font-serif); font-size: 17px;
  line-height: 1.6; color: var(--fg);
  padding: 16px 20px; border-left: 2px solid var(--accent-amber);
  background: var(--bg-elev-2); font-style: italic;
}
.modal-arrival {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 24px; padding: 20px 24px;
  background: var(--bg-elev-2); border-radius: 4px;
}
.modal-arrival .lbl {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--fg-dim); letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 6px;
}
.modal-arrival .val {
  font-family: var(--font-serif); font-size: 22px;
  color: var(--fg); letter-spacing: -0.01em;
}
.modal-arrival .val.small {
  font-size: 15px; font-family: var(--font-mono);
  color: var(--fg-muted);
}
.modal-cascade {
  padding: 12px 16px;
  background: rgba(232,169,60,0.08);
  border: 1px solid var(--accent-amber);
  border-radius: 3px; color: var(--accent-amber);
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.05em;
}
.signal-table { width: 100%; border-collapse: collapse; }
.signal-table th {
  text-align: left; font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--fg-dim);
  font-weight: 400; padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
.signal-table td {
  padding: 14px 12px; border-bottom: 1px solid var(--border);
  font-size: 13px; color: var(--fg-muted); vertical-align: top;
}
.signal-table td.sig-name { color: var(--fg); }
.signal-table td.sig-name a {
  color: var(--fg); text-decoration: none;
  border-bottom: 1px dotted var(--fg-dim);
}
.signal-table td.sig-name a:hover {
  color: var(--accent-amber); border-bottom-color: var(--accent-amber);
}
.signal-table td.sig-weight {
  font-family: var(--font-mono); color: var(--accent-amber); white-space: nowrap;
}
.signal-table td.sig-proj {
  font-family: var(--font-mono); color: var(--fg); white-space: nowrap;
}
.signal-table td.sig-rationale { color: var(--fg-dim); font-size: 12px; }
.modal-changelog { display: flex; flex-direction: column; gap: 12px; }
.modal-changelog-item {
  font-size: 13px; color: var(--fg-muted);
  line-height: 1.5; padding: 12px 14px;
  border: 1px solid var(--border); border-radius: 3px;
}
.modal-changelog-item .ml-date {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-dim); letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.modal-changelog-item .ml-delta {
  color: var(--accent-amber); margin-left: 8px;
}
body.modal-open { overflow: hidden; }

/* Welcome modal primary action */
.welcome-ack {
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--bg); background: var(--accent-amber);
  border: none; padding: 12px 26px;
  cursor: pointer; border-radius: 3px;
}
.welcome-ack:hover { filter: brightness(1.12); }

/* ============================================================
   CHANGELOG FILTER + CAUSE CHIPS (ported from production)
   ============================================================ */
.changelog-filter {
  display: flex; gap: 8px;
  margin-bottom: 12px; padding: 4px;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 4px; flex-wrap: wrap;
}
.clf-btn {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--fg-muted); background: transparent;
  border: none; padding: 10px 14px;
  cursor: pointer; border-radius: 3px;
  display: flex; align-items: center; gap: 10px;
  transition: background 120ms ease, color 120ms ease;
}
.clf-btn:hover { color: var(--fg); background: var(--bg-elev-2); }
.clf-btn.is-active {
  color: var(--fg); background: var(--bg-elev-2);
  box-shadow: inset 0 0 0 1px var(--border);
}
.clf-sub {
  font-family: inherit; font-size: 10px;
  letter-spacing: 0.05em; text-transform: none;
  color: var(--fg-dim); font-weight: 400;
}
.cause-chip {
  display: inline-block; font-family: var(--font-mono);
  font-size: 9px; letter-spacing: 0.12em;
  text-transform: uppercase; padding: 2px 7px;
  margin-right: 8px; border-radius: 2px;
  vertical-align: 2px; line-height: 1.4;
}
.cause-signal { color: var(--bg); background: var(--accent-amber); }
.cause-methodology {
  color: var(--fg-muted); background: transparent;
  border: 1px solid var(--border);
}
.changelog-list { display: flex; flex-direction: column; gap: 0; }
.changelog-item {
  display: grid; grid-template-columns: 140px 110px 1fr auto;
  gap: 32px; padding: 22px 0;
  border-bottom: 1px solid var(--border); align-items: start;
}
.changelog-item.is-hidden { display: none; }
.changelog-empty {
  padding: 28px 0; color: var(--fg-dim);
  font-size: 13px; text-align: center; font-style: italic;
}
.changelog-date {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--fg-muted); letter-spacing: 0.05em;
}
.changelog-clock {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 3px 10px; border: 1px solid var(--border-bright);
  border-radius: 2px; display: inline-block;
  width: fit-content; color: var(--fg-muted);
}
.changelog-clock.agi { border-color: var(--accent-amber); color: var(--accent-amber); }
.changelog-clock.singularity { border-color: var(--accent-blue); color: var(--accent-blue); }
.changelog-clock.asi { border-color: var(--accent-green); color: var(--accent-green); }
.changelog-clock.alignment { border-color: var(--fg-muted); color: var(--fg-muted); }
.changelog-text { font-size: 14px; color: var(--fg); line-height: 1.55; }
.changelog-text .src {
  color: var(--fg-muted); font-size: 12px;
  margin-top: 4px; display: block;
}
.changelog-text .src a { color: var(--fg-muted); }
.changelog-delta {
  font-family: var(--font-mono); font-size: 13px;
  color: var(--accent-red); white-space: nowrap;
}
.changelog-delta.slow { color: var(--accent-green); }
.changelog-delta.zero { color: var(--fg-dim); }

/* ============================================================
   SIGNALS FROM THE FIELD (ported from production)
   ============================================================ */
.field-list { display: flex; flex-direction: column; gap: 0; }
.field-item {
  display: grid; grid-template-columns: 130px 150px 1fr 80px;
  gap: 28px; padding: 22px 0;
  border-bottom: 1px solid var(--border); align-items: start;
}
.field-date {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--fg-muted); letter-spacing: 0.05em;
}
.field-class {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 3px 10px; border: 1px solid var(--border-bright);
  border-radius: 2px; display: inline-block;
  width: fit-content; color: var(--fg-muted); white-space: nowrap;
}
.field-class.cap-leap     { border-color: var(--accent-amber); color: var(--accent-amber); }
.field-class.cap-inc      { border-color: var(--fg-muted);     color: var(--fg-muted); }
.field-class.align-adv    { border-color: var(--accent-green); color: var(--accent-green); }
.field-class.align-eval   { border-color: var(--accent-blue);  color: var(--accent-blue); }
.field-class.model-launch { border-color: var(--accent-red);   color: var(--accent-red); }
.field-class.policy       { border-color: var(--fg-dim);       color: var(--fg-dim); }
.field-body { font-size: 14px; color: var(--fg); line-height: 1.5; }
.field-body a.field-title {
  color: var(--fg); text-decoration: none; font-weight: 500;
}
.field-body a.field-title:hover {
  color: var(--accent-amber); text-decoration: underline;
}
.field-rationale {
  color: var(--fg-muted); font-size: 13px;
  margin-top: 6px; line-height: 1.5;
}
.field-source {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-dim); margin-top: 8px; letter-spacing: 0.05em;
}
.field-mag {
  display: flex; flex-direction: column; align-items: flex-end;
  gap: 6px; font-family: var(--font-mono);
  font-size: 10px; color: var(--fg-dim);
  text-align: right; letter-spacing: 0.1em; text-transform: uppercase;
}
.field-mag .mag-dots { display: flex; gap: 3px; }
.field-mag .mag-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--bg-elev-2); border: 1px solid var(--border-bright);
}
.field-mag .mag-dot.on {
  background: var(--accent-amber); border-color: var(--accent-amber);
  box-shadow: 0 0 6px rgba(232,169,60,0.4);
}
.field-empty {
  color: var(--fg-muted); font-size: 14px;
  padding: 28px 0; font-style: italic;
}
@media (max-width: 760px) {
  .field-item { grid-template-columns: 1fr; gap: 8px; }
  .field-mag { text-align: left; align-items: flex-start; }
}
@media (max-width: 900px) {
  .changelog-item { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 700px) {
  .modal { padding: 28px 20px; }
  .modal-title { font-size: 34px; }
  .modal-arrival { grid-template-columns: 1fr; gap: 14px; }
  .signal-table th.sig-rationale-h, .signal-table td.sig-rationale { display: none; }
  .signal-table th, .signal-table td { padding: 10px 8px; font-size: 12px; }
}

/* ============================================================
   DISCLAIMER STRIP (persistent, in footer)
   ============================================================ */
.disclaimer-strip {
  max-width: 1280px; margin: 0 auto;
  padding: 20px 40px 0;
}
.disclaimer-inner {
  font-size: 12px; color: var(--fg-muted); line-height: 1.6;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-amber);
  background: var(--bg-elev); border-radius: 3px;
}
.disclaimer-inner strong { color: var(--fg); font-weight: 500; }
.disclaimer-inner a {
  color: var(--accent-amber); text-decoration: none;
  border-bottom: 1px dotted var(--accent-amber);
}

/* Anchor scroll padding so jumps don't slide under the sticky chrome */
html { scroll-padding-top: 80px; }

/* Remove any inline rule overrides for the alpha banner (production has none) */
.alpha-banner { display: none !important; }