/* ============================================================
   ANTIPODICA — antipodica.com
   Design tokens map directly to 05_antipodica_design_system.md
   ============================================================ */

:root {
  /* Cool palette */
  --cool-bg-deep: #0a1628;
  --cool-bg-mid: #1a3552;
  --cool-bg-soft: #2a4a6a;
  --cool-cyan: #2bb3e8;
  --cool-cyan-bright: #5dd4ff;
  --cool-cyan-glow: rgba(45, 200, 255, 0.4);
  --cool-text: #e8f4ff;
  --cool-text-muted: #8aa9c9;
  --cool-border: #1f4060;

  /* Warm palette */
  --warm-bg-charred: #15090a;
  --warm-bg-soil: #1a0d09;
  --warm-bg-rust: #2a1810;
  --warm-bg-ember: #2a1004;
  --warm-orange: #d4651a;
  --warm-orange-bright: #ff8c1a;
  --warm-yellow: #ffaa3a;
  --warm-yellow-bright: #ffd54a;
  --warm-red-lava: #ff4500;
  --warm-cream: #f5e6d3;
  --warm-copper: #b89870;
  --warm-border: #3d2818;

  /* Layer colors */
  --layer-crust-from: #5a3820;
  --layer-crust-to: #6b4a2e;
  --layer-mantle-from: #b54818;
  --layer-mantle-to: #d96a28;
  --layer-core-from: #ff4500;
  --layer-core-to: #ffaa3a;

  /* Type */
  --font-display: 'Audiowide', 'Orbitron', 'Russo One', sans-serif;
  --font-body: 'Inter', 'Manrope', system-ui, -apple-system, sans-serif;
  --font-serif: 'Lora', Georgia, serif;
  --font-mono: 'Space Mono', 'JetBrains Mono', 'Courier New', monospace;

  /* Spacing */
  --space-1: 4px;  --space-2: 8px;   --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px;  --space-8: 32px; --space-10: 40px;
  --space-12: 48px; --space-16: 64px; --space-20: 80px; --space-24: 96px;
  --space-32: 128px;

  /* Motion */
  --t-fast: 150ms ease-out;
  --t-base: 300ms ease-out;
  --t-slow: 600ms ease-out;

  /* Active CTA accent (Tweak driven) */
  --cta-bg: var(--warm-orange);
  --cta-bg-hover: var(--warm-orange-bright);
  --cta-border: var(--warm-yellow);
  --cta-text: var(--warm-bg-charred);
}

/* Base reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--cool-text);
  background: var(--cool-bg-deep);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

::selection { background: var(--warm-orange); color: var(--warm-bg-charred); }

/* Body grain (toggleable) */
body.grain::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 1000;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.18 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: 0.6;
  mix-blend-mode: overlay;
}

/* Containers */
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-6); }
.container.narrow { max-width: 760px; }

/* ============ NAV ============ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(180deg, rgba(10,22,40,0.85), rgba(10,22,40,0));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background var(--t-base), color var(--t-base);
}
.nav.is-warm {
  background: linear-gradient(180deg, rgba(21,9,10,0.85), rgba(21,9,10,0));
  color: var(--warm-cream);
}
.nav-logo {
  display: inline-flex; align-items: center; gap: var(--space-3);
  font-family: var(--font-mono); letter-spacing: 0.2em;
  font-size: 12px; color: var(--cool-text);
}
.nav.is-warm .nav-logo { color: var(--warm-cream); }
.nav-wordmark { font-weight: 700; }

/* Logo disc — circular brand mark using the antipodica seal */
.logo-disc {
  width: 36px; height: 36px; border-radius: 50%;
  background: #0a1422 url("assets/antipodica-logo-circle.png") center/cover no-repeat;
  border: 1.5px solid var(--cool-cyan);
  display: inline-flex; align-items: center; justify-content: center;
  position: relative;
  box-shadow: 0 0 18px var(--cool-cyan-glow);
  flex: 0 0 auto;
}
/* Hide the legacy placeholder letter — image carries the wordmark itself */
.logo-inner { display: none; }
.logo-disc.tiny { width: 22px; height: 22px; }
.nav.is-warm .logo-disc {
  border-color: var(--warm-orange);
  box-shadow: 0 0 18px rgba(255,170,58,0.35);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-weight: 500;
  letter-spacing: 0.15em; text-transform: uppercase;
  border-radius: 4px;
  transition: transform var(--t-fast), background var(--t-fast), box-shadow var(--t-base), border-color var(--t-fast), color var(--t-fast);
  border: 1px solid transparent;
  cursor: pointer; user-select: none;
  white-space: nowrap;
}
.btn-glyph { font-size: 0.85em; opacity: 0.95; }
.btn-sm  { padding: 8px 16px;  font-size: 12px; }
.btn-lg  { padding: 14px 28px; font-size: 14px; }
.btn-xl  { padding: 20px 40px; font-size: 17px; }

.btn-primary {
  background: var(--cta-bg);
  color: var(--cta-text);
  border-color: var(--cta-border);
}
.btn-primary:hover {
  background: var(--cta-bg-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(212,101,26,0.35), 0 0 0 1px var(--cta-border) inset;
}
.btn-primary:active { transform: scale(0.98); }

.btn-secondary {
  background: transparent;
  color: var(--cool-cyan-bright);
  border-color: var(--cool-cyan);
}
.btn-secondary:hover {
  background: rgba(45, 200, 255, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 0 24px var(--cool-cyan-glow);
}
.btn-secondary:active { transform: scale(0.98); }

.btn:focus-visible {
  outline: 2px solid var(--cool-cyan-bright);
  outline-offset: 2px;
}

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; flex-direction: column;
  background: var(--cool-bg-deep);
  overflow: hidden;
}
.hero-art {
  position: relative; flex: 1;
  background-size: cover;
  background-position: center;
  background-color: var(--cool-bg-deep);
  min-height: calc(100vh - 240px);
  display: flex; align-items: center; justify-content: center;
}
.hero-art.has-image {
  background-image: url("assets/Antipodica_Background_Image.jpg");
}
/* Vignette + bottom fade so the CTA strip blends down into the page */
.hero-art.has-image::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 45%, transparent 40%, rgba(10,22,40,0.35) 95%),
    linear-gradient(180deg, rgba(10,22,40,0) 65%, var(--cool-bg-deep) 100%);
  pointer-events: none;
}
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.hero-art-placeholder {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  isolation: isolate;
}
/* CSS-painted cross-section bands (placeholder until hero image arrives) */
.hero-bands {
  position: absolute; inset: 0; z-index: 0;
  display: grid; grid-template-rows: 28% 18% 30% 24%;
}
.band { position: relative; }
.band.b-sky    { background: linear-gradient(180deg, #050d1c 0%, #0a1628 60%, #1a3552 100%); }
.band.b-crust  { background: linear-gradient(180deg, #1a3552 0%, #3d2818 60%, var(--layer-crust-from) 100%); }
.band.b-mantle { background: linear-gradient(180deg, var(--layer-crust-to) 0%, var(--layer-mantle-from) 50%, var(--layer-mantle-to) 100%); }
.band.b-core   { background: linear-gradient(180deg, var(--layer-mantle-to) 0%, var(--layer-core-from) 50%, var(--layer-core-to) 100%); }
.hero-bands::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(115deg, rgba(0,0,0,0.18) 0 2px, transparent 2px 8px),
    radial-gradient(ellipse at 50% 30%, rgba(93,212,255,0.10), transparent 55%),
    radial-gradient(ellipse at 50% 90%, rgba(255,69,0,0.30), transparent 60%);
  pointer-events: none;
}
.hero-bands::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 32%, rgba(45,200,255,0.45), transparent 18%),
    radial-gradient(circle at 50% 78%, rgba(255,138,26,0.55), transparent 20%);
  filter: blur(14px);
  pointer-events: none;
}
.hero-titleblock {
  position: relative; z-index: 2;
  padding: var(--space-8);
  max-width: 1100px;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  letter-spacing: 0.25em;
  color: var(--cool-cyan-bright);
  font-size: 12px;
  margin-bottom: var(--space-4);
  text-shadow: 0 0 12px var(--cool-cyan-glow);
}
.hero-title {
  font-family: var(--font-display);
  letter-spacing: 0.18em;
  color: var(--warm-cream);
  font-size: clamp(48px, 11vw, 132px);
  line-height: 1;
  margin: 0 0 var(--space-4);
  text-shadow:
    0 0 30px rgba(255,170,58,0.35),
    0 0 80px rgba(255,69,0,0.25);
}
.hero-tagline {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(14px, 1.6vw, 22px);
  letter-spacing: 0.4em;
  color: var(--warm-yellow);
  text-transform: uppercase;
}
.hero-tagline .dot { color: var(--warm-orange); margin: 0 .5em; }
.placeholder-note {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.2em;
  color: rgba(245,230,211,0.55);
  background: rgba(21,9,10,0.6);
  border: 1px dashed rgba(245,230,211,0.25);
  padding: 4px 10px;
  white-space: nowrap;
}

/* Hero CTA + scroll hint */
.hero-cta {
  position: relative; z-index: 3;
  display: flex; flex-wrap: wrap; gap: var(--space-4);
  justify-content: center; align-items: center;
  padding: var(--space-10) var(--space-6) var(--space-12);
  background: linear-gradient(180deg, rgba(10,22,40,0) 0%, var(--cool-bg-deep) 70%);
}
.scroll-hint {
  position: absolute; left: 50%; bottom: var(--space-6);
  transform: translateX(-50%);
  display: inline-flex; flex-direction: column; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.25em;
  color: var(--cool-cyan-bright);
  z-index: 4;
}
.scroll-hint .hint-line {
  width: 1px; height: 32px;
  background: linear-gradient(180deg, transparent, var(--cool-cyan));
  animation: hint-pulse 2.4s ease-in-out infinite;
}
@keyframes hint-pulse {
  0%,100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* Hero layout tweak: lower 3rd */
body[data-hero-layout="lower"] .hero-titleblock {
  align-self: end;
  margin-top: auto;
  padding-bottom: var(--space-20);
}
body[data-hero-layout="lower"] .hero-art-placeholder {
  justify-content: flex-end;
}

/* ============ QUESTION ============ */
.question {
  position: relative;
  background: linear-gradient(180deg, var(--cool-bg-deep) 0%, #0e1422 35%, #1a0d09 75%, var(--warm-bg-charred) 100%);
  padding: var(--space-32) 0;
  overflow: hidden;
  text-align: center;
}
.question-fx { position: absolute; inset: 0; pointer-events: none; }
.grid-haze {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(45,179,232,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45,179,232,0.08) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 50% 35%, rgba(0,0,0,0.6), transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 35%, rgba(0,0,0,0.6), transparent 65%);
}
.ember-haze {
  position: absolute; left: 0; right: 0; bottom: -10%; height: 60%;
  background: radial-gradient(ellipse at 50% 100%, rgba(255,69,0,0.35), rgba(212,101,26,0.12) 35%, transparent 65%);
  filter: blur(20px);
}
.question-eyebrow {
  font-family: var(--font-mono);
  letter-spacing: 0.3em;
  color: var(--cool-cyan-bright);
  font-size: 11px;
  margin-bottom: var(--space-6);
}
.question-text {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.6vw, 56px);
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--cool-text);
  margin: 0 auto var(--space-6);
  max-width: 22ch;
  text-wrap: balance;
}
.question-sub {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--warm-copper);
  font-size: clamp(15px, 1.5vw, 19px);
  margin: 0;
}

/* ============ TRANSMISSION ============ */
.transmission {
  background: var(--warm-bg-charred);
  padding: var(--space-24) 0;
  position: relative;
}
.telemetry-card {
  background: var(--warm-bg-ember);
  border: 1px solid var(--warm-border);
  border-left: 3px solid var(--warm-orange);
  padding: var(--space-8);
  position: relative;
  box-shadow: 0 1px 0 rgba(255,138,26,0.08) inset;
}
.telemetry-card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: repeating-linear-gradient(0deg, rgba(255,170,58,0.025) 0 1px, transparent 1px 3px);
}
.telemetry-head {
  display: flex; align-items: center; gap: var(--space-3);
  font-family: var(--font-mono);
  letter-spacing: 0.25em;
  color: var(--warm-orange);
  font-size: 11px;
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  border-bottom: 1px dashed var(--warm-border);
  padding-bottom: var(--space-4);
}
.tx-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--warm-yellow);
  box-shadow: 0 0 10px var(--warm-yellow-bright);
  animation: blink 1.4s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.15; } }

.telemetry-body {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--warm-cream);
  font-size: 18px;
  line-height: 1.75;
}
.telemetry-body p { margin: 0 0 var(--space-5); }
.telemetry-body p:last-child { margin-bottom: 0; }
.telemetry-body strong {
  font-style: normal; font-family: var(--font-body); font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--warm-yellow);
}
.telemetry-body .emph {
  font-style: italic; color: var(--warm-yellow-bright);
}

.telemetry-foot {
  margin-top: var(--space-8);
  padding-top: var(--space-4);
  border-top: 1px dashed var(--warm-border);
  display: flex; flex-wrap: wrap; gap: var(--space-6);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--warm-copper);
}

/* ============ SECTION HEADERS ============ */
.section-head {
  text-align: center;
  margin-bottom: var(--space-12);
}
.eyebrow {
  font-family: var(--font-mono);
  letter-spacing: 0.25em;
  font-size: 11px;
  text-transform: uppercase;
  color: var(--warm-orange);
  margin-bottom: var(--space-4);
}
.eyebrow-onCore { color: var(--warm-bg-charred); opacity: 0.9; }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.4vw, 56px);
  letter-spacing: 0.15em;
  color: var(--warm-yellow);
  margin: 0;
  line-height: 1.1;
}
.section-title .sep { color: var(--warm-orange); margin: 0 0.3em; }

/* ============ LAYERS ============ */
.layers {
  background: var(--warm-bg-charred);
  padding: var(--space-24) 0;
  border-top: 1px solid var(--warm-border);
}
.layer-grid {
  display: grid; gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .layer-grid { grid-template-columns: repeat(3, 1fr); }
}
.layer-card {
  position: relative;
  padding: var(--space-8) var(--space-6);
  border-radius: 4px;
  border: 1px solid var(--warm-border);
  color: var(--warm-cream);
  min-height: 320px;
  display: flex; flex-direction: column;
  transition: transform var(--t-fast), box-shadow var(--t-base);
  isolation: isolate;
  overflow: hidden;
}
.layer-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(160deg, var(--from), var(--to));
}
.layer-card::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image:
    repeating-linear-gradient(115deg, rgba(0,0,0,0.18) 0 2px, transparent 2px 8px);
  mix-blend-mode: multiply;
  opacity: 0.6;
}
.layer-card:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,0.4); }
.layer-crust  { --from: var(--layer-crust-from);  --to: var(--layer-crust-to); }
.layer-mantle { --from: var(--layer-mantle-from); --to: var(--layer-mantle-to); }
.layer-core   { --from: var(--layer-core-from);   --to: var(--layer-core-to); }
.layer-marker {
  font-family: var(--font-display);
  letter-spacing: 0.2em;
  color: var(--warm-yellow-bright);
  font-size: 18px;
  margin-bottom: var(--space-4);
}
.layer-name {
  font-family: var(--font-display);
  letter-spacing: 0.18em;
  font-size: 38px; margin: 0 0 var(--space-2);
  color: var(--warm-cream);
}
.layer-tag {
  font-family: var(--font-serif);
  font-style: italic;
  margin: 0 0 var(--space-5);
  color: rgba(245,230,211,0.85);
}
.layer-body {
  font-family: var(--font-body);
  font-size: 15px; line-height: 1.7;
  color: rgba(245,230,211,0.95);
  margin: 0 0 var(--space-6);
}
.layer-stat {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px dashed rgba(245,230,211,0.25);
  display: flex; justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: rgba(245,230,211,0.75);
}

/* ============ FEATURES ============ */
.features {
  background: var(--warm-bg-soil);
  padding: var(--space-24) 0;
  border-top: 1px solid var(--warm-border);
}
.feature-grid {
  display: grid; gap: var(--space-5);
  grid-template-columns: 1fr;
}
@media (min-width: 640px)  { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .feature-grid { grid-template-columns: repeat(3, 1fr); } }
.feature {
  background: var(--warm-bg-rust);
  border: 1px solid var(--warm-border);
  padding: var(--space-6);
  border-radius: 4px;
  transition: transform var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.feature:hover {
  transform: translateY(-2px);
  border-color: var(--cool-cyan);
  background: #2f1c12;
}
.feature-ico {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--cool-cyan-bright);
  border: 1px solid var(--cool-border);
  background: rgba(45,179,232,0.06);
  border-radius: 4px;
  margin-bottom: var(--space-4);
}
.feature-title {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.08em;
  color: var(--warm-yellow);
  margin: 0 0 var(--space-2);
}
.feature-body {
  margin: 0;
  color: var(--warm-cream);
  font-size: 14.5px;
}

/* ============ TRAILER ============ */
.trailer {
  background: var(--warm-bg-charred);
  padding: var(--space-24) 0;
  border-top: 1px solid var(--warm-border);
}
.trailer-frame {
  display: block; width: 100%;
  background: var(--warm-bg-ember);
  border: 1px solid var(--warm-border);
  padding: 0;
  border-radius: 6px;
  position: relative; overflow: hidden;
  transition: box-shadow var(--t-base), transform var(--t-fast);
}
.trailer-frame:hover {
  box-shadow:
    0 0 0 1px var(--warm-orange) inset,
    0 0 60px rgba(255,138,26,0.35);
  transform: translateY(-2px);
}
.trailer-thumb {
  aspect-ratio: 16 / 9;
  position: relative; width: 100%;
  background:
    linear-gradient(160deg, var(--warm-bg-rust), var(--warm-bg-ember));
  overflow: hidden;
}
.cover-art {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  transition: transform var(--t-base);
}
.trailer-frame:hover .cover-art { transform: scale(1.01); }
.cover-placeholder {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background-image:
    repeating-linear-gradient(135deg, rgba(212,101,26,0.10) 0 8px, transparent 8px 16px),
    radial-gradient(ellipse at 50% 50%, rgba(255,69,0,0.18), transparent 60%);
}
.cover-mono {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.22em; color: rgba(245,230,211,0.55);
  background: rgba(21,9,10,0.65);
  padding: 6px 12px;
  border: 1px dashed rgba(245,230,211,0.22);
}
.cover-mono code { color: var(--warm-yellow); }
.trailer-play {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--space-3);
  background: radial-gradient(ellipse at center, transparent 35%, rgba(21,9,10,0.22) 100%);
  transition: background var(--t-base);
}
.trailer-frame:hover .trailer-play {
  background: radial-gradient(ellipse at center, transparent 45%, rgba(21,9,10,0.18) 100%);
}
.trailer-play svg { filter: drop-shadow(0 0 18px rgba(255,170,58,0.5)); }
.trailer-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.3em;
  color: var(--warm-yellow);
}

/* ============ FINAL CTA ============ */
.final {
  position: relative;
  background: linear-gradient(180deg, var(--warm-red-lava) 0%, #c93800 60%, #8a1f00 100%);
  padding: var(--space-24) 0;
  text-align: center;
  color: var(--warm-bg-charred);
  border-top: 1px solid #8a1f00;
  overflow: hidden;
}
.final-fx { position: absolute; inset: 0; pointer-events: none; }
.final-shimmer {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(255,213,74,0.5), transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(0,0,0,0.45), transparent 60%);
}
.final::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: repeating-linear-gradient(115deg, rgba(0,0,0,0.10) 0 2px, transparent 2px 12px);
}
.final-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.6vw, 76px);
  letter-spacing: 0.12em;
  margin: var(--space-4) 0 var(--space-5);
  color: var(--warm-bg-charred);
  line-height: 1.05;
}
.final-sub {
  font-family: var(--font-mono);
  font-size: 14px; letter-spacing: 0.15em;
  color: rgba(21,9,10,0.85);
  margin: 0 0 var(--space-10);
  text-transform: uppercase;
}
.final .btn-primary {
  background: var(--warm-bg-charred);
  color: var(--warm-yellow);
  border-color: var(--warm-yellow);
}
.final .btn-primary:hover {
  background: #1f0d0e;
  color: var(--warm-yellow-bright);
  box-shadow: 0 0 0 1px var(--warm-yellow-bright) inset, 0 12px 30px rgba(0,0,0,0.4);
}
.final-meta {
  margin-top: var(--space-8);
  display: flex; flex-wrap: wrap; gap: var(--space-6);
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.25em;
  color: rgba(21,9,10,0.7);
}

/* ============ FOOTER ============ */
.footer {
  background: var(--warm-bg-charred);
  color: var(--warm-copper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  padding: var(--space-10) 0;
  border-top: 1px solid var(--warm-border);
}
.footer-stack {
  display: flex; flex-direction: column;
  align-items: center; text-align: center;
  gap: var(--space-5);
}
.foot-mark {
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-2);
  text-decoration: none;
}
.logo-disc.foot-disc { width: 40px; height: 40px; }

/* Row 1 — Social */
.foot-social {
  display: inline-flex; gap: var(--space-5);
  align-items: center; justify-content: center;
}
.social-ico {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  color: var(--warm-copper);
  transition: color var(--t-fast), transform var(--t-fast);
}
.social-ico:hover { color: var(--warm-yellow); transform: translateY(-1px); }
.social-ico:focus-visible { outline: 1px solid var(--warm-yellow); outline-offset: 4px; border-radius: 50%; }

/* Row 2 — Links */
.foot-links {
  display: inline-flex; gap: var(--space-3);
  flex-wrap: wrap; justify-content: center; align-items: center;
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.22em;
}
.foot-links a {
  color: var(--warm-copper);
  text-decoration: none;
  transition: color var(--t-fast);
}
.foot-links a:hover { color: var(--warm-yellow); }
.foot-sep { color: var(--warm-copper); opacity: 0.45; }

/* Row 3 — Legal */
.foot-legal {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.18em;
  color: var(--warm-copper);
  opacity: 0.75;
  margin: 0;
}

@media (max-width: 540px) {
  .foot-links { gap: var(--space-2); font-size: 10px; }
  .foot-legal { font-size: 9px; letter-spacing: 0.14em; }
}

/* ============ DRILLSHIP TRACKER ============ */
.drillship {
  position: fixed; right: 18px; top: 0;
  z-index: 30;
  pointer-events: none;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  transform: translateY(0);
  transition: top 50ms linear;
}
.drillship-depth {
  font-family: var(--font-mono);
  font-size: 9px; letter-spacing: 0.18em;
  color: var(--cool-cyan-bright);
  background: rgba(10,22,40,0.6);
  padding: 2px 6px; border-radius: 2px;
  border: 1px solid rgba(45,179,232,0.4);
  text-align: center;
  min-width: 56px;
}
.drillship-depth .km { display:block; font-size: 8px; opacity: 0.7; letter-spacing: 0.3em; margin-top: 1px; }

body.zone-warm .drillship-depth {
  color: var(--warm-yellow);
  background: rgba(21,9,10,0.7);
  border-color: rgba(255,170,58,0.35);
}
body[data-drillship="off"] .drillship { display: none; }

@media (max-width: 640px) {
  .drillship { right: 8px; }
  .drillship svg { width: 18px; height: 42px; }
  .drillship-depth { font-size: 8px; min-width: 44px; }
}

/* ============ MODAL ============ */
.modal {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
}
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(5,8,15,0.85);
  backdrop-filter: blur(8px);
  border: none; cursor: pointer;
}
.modal-frame {
  position: relative; z-index: 1;
  width: min(100% - 32px, 960px);
  background: var(--warm-bg-charred);
  border: 1px solid var(--warm-orange);
  box-shadow: 0 0 64px rgba(255,138,26,0.35);
  border-radius: 6px;
  overflow: hidden;
}
.modal-aspect {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
}
.modal-aspect iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: none;
}
.modal-close {
  position: absolute; top: 8px; right: 8px;
  z-index: 2;
  width: 36px; height: 36px;
  border-radius: 4px;
  background: rgba(21,9,10,0.85);
  color: var(--warm-cream);
  border: 1px solid var(--warm-border);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px;
  transition: background var(--t-fast), color var(--t-fast);
}
.modal-close:hover { background: var(--warm-orange); color: var(--warm-bg-charred); }

/* ============ TWEAKS PANEL ============ */
.tweaks {
  position: fixed; right: 16px; bottom: 16px; z-index: 90;
  width: 280px;
  background: var(--warm-bg-charred);
  border: 1px solid var(--warm-orange);
  border-radius: 4px;
  font-family: var(--font-mono);
  color: var(--warm-cream);
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}
.tweaks[hidden] { display: none; }
.tweaks-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--warm-border);
  letter-spacing: 0.25em;
  font-size: 11px;
  color: var(--warm-orange);
}
.tweaks-x {
  width: 22px; height: 22px;
  border: 1px solid var(--warm-border);
  border-radius: 2px;
  color: var(--warm-cream);
  font-size: 11px;
}
.tweaks-x:hover { background: var(--warm-orange); color: var(--warm-bg-charred); }

.tweaks-body { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-4); }
.tweak-label {
  display: block;
  font-size: 10px; letter-spacing: 0.25em;
  color: var(--warm-copper);
  margin-bottom: var(--space-2);
}
.tweak-segs {
  display: inline-flex;
  border: 1px solid var(--warm-border);
  border-radius: 3px;
  overflow: hidden;
  width: 100%;
}
.tweak-segs button {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.18em;
  padding: 8px 10px;
  color: var(--warm-cream);
  background: transparent;
  border-right: 1px solid var(--warm-border);
  transition: background var(--t-fast), color var(--t-fast);
}
.tweak-segs button:last-child { border-right: none; }
.tweak-segs button.is-active {
  background: var(--warm-orange);
  color: var(--warm-bg-charred);
}
.tweak-segs button:not(.is-active):hover { background: rgba(212,101,26,0.15); }

/* ============ REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease-out, transform 600ms ease-out;
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }

/* ============ A11Y / MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .drillship { display: none; }
  html { scroll-behavior: auto; }
}

/* ============ CTA ACCENT VARIANTS (tweak driven) ============ */
body[data-cta-accent="lava"] {
  --cta-bg: var(--warm-red-lava);
  --cta-bg-hover: #ff6224;
  --cta-border: var(--warm-yellow-bright);
  --cta-text: var(--warm-bg-charred);
}
body[data-cta-accent="yellow"] {
  --cta-bg: var(--warm-yellow);
  --cta-bg-hover: var(--warm-yellow-bright);
  --cta-border: var(--warm-orange);
  --cta-text: var(--warm-bg-charred);
}

/* Mobile spacing tightening */
@media (max-width: 640px) {
  .question { padding: var(--space-20) 0; }
  .transmission, .layers, .features, .trailer, .final { padding: var(--space-16) 0; }
  .telemetry-card { padding: var(--space-6); }
  .telemetry-body { font-size: 16px; }
  .nav { padding: var(--space-3) var(--space-4); }
  .tweaks { right: 8px; bottom: 8px; width: calc(100vw - 16px); max-width: 280px; }
}