/* =========================================================
   AMEKA · global stylesheet
   A computer built for AI.
   ========================================================= */

/* ---------- 1. Reset + tokens ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg, video, canvas { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
input, select, textarea { font: inherit; color: inherit; }

:root {
  /* Palette — restrained, three-hue */
  --ink:        #060A09;
  --void:      #0A0F0E;
  --night:     #0E1514;
  --shadow:    #131A19;
  --hairline:  rgba(232, 237, 235, 0.08);
  --hairline-strong: rgba(232, 237, 235, 0.16);
  --bone:      #E8EDEB;
  --silk:      #F4F6F4;
  --mist:      #B5BFBA;
  --quiet:     #7A8580;
  --whisper:   #4A524E;

  --aqua:      #7FFFE0;
  --aqua-dim:  #4FBFA8;
  --aqua-glow: rgba(127, 255, 224, 0.32);

  /* Typography */
  --serif:  "Instrument Serif", "Times New Roman", serif;
  --sans:   "Geist", "Geist Fallback", "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", system-ui, sans-serif;
  --mono:   "Geist Mono", "JetBrains Mono", ui-monospace, Menlo, monospace;

  /* Rhythm */
  --pad-x: clamp(1.5rem, 5vw, 6rem);
  --gutter: clamp(1.25rem, 2.5vw, 2.5rem);
  --max:   1440px;

  /* Motion */
  --ease:    cubic-bezier(0.22, 1, 0.36, 1);    /* out-expo */
  --ease-in: cubic-bezier(0.6, 0, 0.4, 1);
  --slow:   1100ms;
  --med:     650ms;
  --fast:    320ms;

  --nav-h: 64px;
}

@media (prefers-reduced-motion: reduce) {
  :root { --slow: 1ms; --med: 1ms; --fast: 1ms; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- 2. Base ---------- */
html {
  background: var(--ink);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11", "tnum" 0;
  letter-spacing: -0.005em;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Subtle ambient grain for the entire page */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1000;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(127, 255, 224, 0.05), transparent 60%),
    radial-gradient(900px 600px at -10% 110%, rgba(127, 255, 224, 0.03), transparent 65%);
  mix-blend-mode: screen;
  opacity: 0.9;
}

body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1001;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.04 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  background-size: 200px 200px;
  opacity: 0.5;
  mix-blend-mode: overlay;
}

::selection { background: var(--aqua); color: var(--ink); }

/* ---------- 3. Layout utilities ---------- */
.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

.row { display: flex; gap: var(--gutter); align-items: center; }
.col { flex: 1 1 0; min-width: 0; }
.hide-sm { display: none !important; }
@media (min-width: 900px) {
  .hide-sm { display: flex !important; }
  .hide-lg { display: none !important; }
}

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--quiet);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 16px; height: 1px;
  background: var(--aqua-dim);
  display: inline-block;
}
.eyebrow.center { justify-content: center; }
.eyebrow.center::before { display: none; }
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--aqua);
  box-shadow: 0 0 12px var(--aqua-glow);
  animation: dotpulse 2.4s var(--ease) infinite;
}
@keyframes dotpulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.25); }
}

.h-display {
  font-family: var(--serif);
  font-weight: 400;
  font-style: normal;
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: var(--silk);
  font-size: clamp(3rem, 9vw, 9.5rem);
}
.h-display em {
  font-style: italic;
  color: var(--bone);
  font-feature-settings: "ss01";
}
.h-display .accent { color: var(--aqua); font-style: italic; }

.h-section {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.022em;
  line-height: 1.05;
  font-size: clamp(2rem, 4.5vw, 4rem);
  color: var(--silk);
}
.h-section em { font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--bone); }

.lede {
  font-family: var(--sans);
  font-weight: 400;
  font-size: clamp(1.0625rem, 1.45vw, 1.25rem);
  line-height: 1.55;
  color: var(--mist);
  max-width: 56ch;
  letter-spacing: -0.005em;
}

.kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--aqua-dim);
}

/* ---------- 4. Buttons ---------- */
.btn {
  --bg: var(--bone);
  --fg: var(--ink);
  --bd: var(--bone);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--bd);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
  transition: transform var(--fast) var(--ease), background var(--fast) var(--ease), color var(--fast) var(--ease), border-color var(--fast) var(--ease);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  cursor: pointer;
  user-select: none;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn .arrow {
  display: inline-block;
  transition: transform var(--fast) var(--ease);
}
.btn:hover .arrow { transform: translateX(3px); }

.btn-ghost {
  --bg: transparent;
  --fg: var(--bone);
  --bd: var(--hairline-strong);
}
.btn-ghost:hover {
  --bg: rgba(232,237,235,0.04);
  --bd: var(--bone);
}

.btn-aqua {
  --bg: var(--aqua);
  --fg: #002b22;
  --bd: var(--aqua);
}
.btn-aqua::before {
  content: "";
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle, var(--aqua-glow), transparent 60%);
  filter: blur(20px);
  z-index: -1;
  opacity: 0;
  transition: opacity var(--fast) var(--ease);
}
.btn-aqua:hover::before { opacity: 1; }

.btn-link {
  background: none; border: none; padding: 0; height: auto;
  color: var(--bone);
  border-bottom: 1px solid var(--hairline-strong);
  border-radius: 0;
  padding-bottom: 4px;
}
.btn-link:hover { border-bottom-color: var(--aqua); color: var(--aqua); }

/* ---------- 5. Navigation ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background var(--med) var(--ease), backdrop-filter var(--med) var(--ease), border-color var(--med) var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6, 10, 9, 0.72);
  backdrop-filter: saturate(140%) blur(20px);
  -webkit-backdrop-filter: saturate(140%) blur(20px);
  border-bottom-color: var(--hairline);
}
.nav-row {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--silk);
  font-weight: 500;
}
.brand-mark {
  width: 22px; height: 22px;
  display: inline-block;
}
.brand-name {
  letter-spacing: 0.18em;
  font-weight: 500;
  font-size: 13px;
}
.nav-links {
  display: flex;
  gap: clamp(18px, 2vw, 36px);
  align-items: center;
}
.nav-links a {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--mist);
  position: relative;
  letter-spacing: 0.01em;
  transition: color var(--fast) var(--ease);
}
.nav-links a:hover { color: var(--bone); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -8px;
  height: 1px;
  background: var(--aqua);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--fast) var(--ease);
}
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone);
  background: rgba(232,237,235,0.04);
  border: 1px solid var(--hairline-strong);
  height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  transition: all var(--fast) var(--ease);
}
.nav-cta:hover {
  background: var(--bone);
  color: var(--ink);
  border-color: var(--bone);
}

/* ---------- 6. Sections (general) ---------- */
section {
  position: relative;
}
.section-divider {
  height: 1px;
  background: var(--hairline);
}

/* ---------- 7. Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-h) + 4vh);
  padding-bottom: 6vh;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  z-index: 0;
  background:
    radial-gradient(800px 600px at 70% 50%, rgba(127,255,224,0.05), transparent 60%),
    radial-gradient(1200px 800px at 50% 100%, rgba(127,255,224,0.06), transparent 65%);
  pointer-events: none;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(232,237,235,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(232,237,235,0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 80%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 6vw;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
}

.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(4rem, 17vw, 18rem);
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: var(--silk);
  position: relative;
}
.hero-title .italic { font-style: italic; color: var(--bone); }
.hero-title .accent { color: var(--aqua); font-style: italic; }
.hero-eyebrow {
  margin-bottom: clamp(1.5rem, 3vh, 2.5rem);
}
.hero-tag {
  margin-top: clamp(1.5rem, 4vh, 2.75rem);
  max-width: 38ch;
}
.hero-tag .lede {
  font-size: clamp(1rem, 1.3vw, 1.1875rem);
}
.hero-actions {
  margin-top: clamp(1.5rem, 4vh, 2.5rem);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-art {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 620px;
  justify-self: end;
}
@media (max-width: 900px) { .hero-art { justify-self: center; max-width: 88vw; } }

.hero-art video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 28px;
  background: var(--void);
}
.hero-art::before {
  content: "";
  position: absolute;
  inset: -14%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(127,255,224,0.12), transparent 60%);
  z-index: -1;
  filter: blur(40px);
  animation: halo 12s linear infinite;
}
@keyframes halo {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.7; }
  50% { transform: scale(1.05) rotate(180deg); opacity: 1; }
}

.hero-art::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 28px;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 60%, rgba(6,10,9,0.55));
  box-shadow:
    inset 0 0 0 1px rgba(232,237,235,0.06),
    0 60px 120px -40px rgba(0,0,0,0.7);
}

.hero-art-meta {
  position: absolute;
  bottom: 18px; left: 18px; right: 18px;
  display: flex;
  justify-content: space-between;
  align-items: end;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--quiet);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  pointer-events: none;
}
.hero-art-meta .stack { display: flex; flex-direction: column; gap: 4px; }
.hero-art-meta .right { text-align: right; align-items: end; }
.hero-art-meta .live::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--aqua);
  margin-right: 6px;
  box-shadow: 0 0 8px var(--aqua-glow);
  vertical-align: middle;
  animation: dotpulse 1.8s var(--ease) infinite;
}

.hero-ticker {
  position: absolute;
  bottom: 24px; left: 0; right: 0;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--quiet);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0 var(--pad-x);
  pointer-events: none;
}

/* ---------- 8. Marquee / strip ---------- */
.strip {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 22px 0;
  overflow: hidden;
  white-space: nowrap;
  background: var(--void);
}
.strip-track {
  display: inline-flex;
  gap: 80px;
  animation: scroll 50s linear infinite;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
  align-items: center;
}
.strip-track > span {
  display: inline-flex; gap: 80px;
  align-items: center;
}
.strip-track .dot {
  display: inline-block;
  width: 4px; height: 4px;
  background: var(--aqua-dim);
  border-radius: 50%;
  vertical-align: middle;
}
@keyframes scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---------- 9. Manifesto ---------- */
.manifesto {
  padding: clamp(8rem, 18vh, 16rem) 0;
  position: relative;
}
.manifesto-line {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -0.03em;
  font-size: clamp(2.25rem, 6.5vw, 6.5rem);
  color: var(--silk);
  max-width: 22ch;
}
.manifesto-line em { font-style: italic; color: var(--bone); }
.manifesto-line .quiet { color: var(--whisper); }
.manifesto-line .accent { color: var(--aqua); font-style: italic; }
.manifesto-meta {
  margin-top: clamp(2.5rem, 6vh, 5rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
}
@media (max-width: 720px) {
  .manifesto-meta { grid-template-columns: 1fr; }
}
.manifesto-meta p {
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--mist);
  margin: 0;
  max-width: 44ch;
}
.manifesto-meta p strong { color: var(--bone); font-weight: 500; }

/* ---------- 10. Machine showcase ---------- */
.showcase {
  padding: clamp(6rem, 12vh, 10rem) 0;
  position: relative;
}
.showcase-header {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--gutter);
  align-items: end;
  margin-bottom: clamp(3rem, 8vh, 6rem);
}
@media (max-width: 900px) {
  .showcase-header { grid-template-columns: 1fr; gap: 1.5rem; }
}
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(16px, 1.5vw, 24px);
}

.tile {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  background: var(--void);
  border: 1px solid var(--hairline);
  transition: border-color var(--fast) var(--ease), transform var(--fast) var(--ease);
}
.tile:hover { border-color: var(--hairline-strong); }
.tile-video {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}
.tile-meta {
  position: absolute;
  inset: auto 0 0 0;
  padding: 24px 22px;
  background: linear-gradient(180deg, transparent, rgba(6,10,9,0.78) 70%);
  pointer-events: none;
}
.tile-meta .label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--aqua-dim);
  margin-bottom: 6px;
}
.tile-meta .name {
  font-family: var(--sans);
  font-size: clamp(20px, 1.4vw, 24px);
  font-weight: 500;
  color: var(--silk);
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.tile-meta .desc {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--mist);
  margin-top: 6px;
  max-width: 32ch;
  line-height: 1.5;
}

/* Tile spans */
.tile.span-5 { grid-column: span 5; }
.tile.span-4 { grid-column: span 4; }
.tile.span-3 { grid-column: span 3; }
.tile.span-7 { grid-column: span 7; }
.tile.span-8 { grid-column: span 8; }
.tile.span-6 { grid-column: span 6; }
.tile.span-12 { grid-column: span 12; }
@media (max-width: 1100px) {
  .tile.span-5, .tile.span-7, .tile.span-8, .tile.span-4 { grid-column: span 6; }
  .tile.span-3 { grid-column: span 6; }
}
@media (max-width: 700px) {
  .tile.span-5, .tile.span-7, .tile.span-8, .tile.span-4, .tile.span-3, .tile.span-6 { grid-column: span 12; }
}

/* ---------- 11. Architecture pillars ---------- */
.architecture {
  padding: clamp(6rem, 12vh, 10rem) 0;
  position: relative;
  border-top: 1px solid var(--hairline);
}
.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gutter);
  margin-top: clamp(3rem, 6vh, 5rem);
  position: relative;
}
@media (max-width: 1100px) { .pillars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px)  { .pillars { grid-template-columns: 1fr; } }

.pillar {
  padding: 32px 28px;
  border: 1px solid var(--hairline);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(232,237,235,0.015), transparent);
  position: relative;
  overflow: hidden;
  transition: border-color var(--fast) var(--ease), transform var(--fast) var(--ease);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pillar::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--aqua-glow), transparent);
  transform: scaleX(0);
  transition: transform var(--med) var(--ease);
  transform-origin: left;
}
.pillar:hover { border-color: var(--hairline-strong); transform: translateY(-2px); }
.pillar:hover::before { transform: scaleX(1); }

.pillar-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--quiet);
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.pillar-num .num {
  display: inline-block;
  color: var(--aqua-dim);
  margin-right: 8px;
}
.pillar h3 {
  margin: 0;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 28px;
  letter-spacing: -0.018em;
  line-height: 1.1;
  color: var(--silk);
}
.pillar h3 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--bone);
}
.pillar p {
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
  margin: 0;
}
.pillar-tag {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--aqua-dim);
}

/* ---------- 12. Spec slab ---------- */
.specs {
  padding: clamp(6rem, 12vh, 10rem) 0;
  background: var(--void);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  position: relative;
}
.specs-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gutter);
  margin-bottom: clamp(3rem, 6vh, 5rem);
  align-items: end;
}
@media (max-width: 900px) { .specs-head { grid-template-columns: 1fr; } }

.spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}
@media (max-width: 900px) { .spec-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .spec-grid { grid-template-columns: 1fr; } }

.spec {
  padding: 36px 28px 32px;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  transition: background var(--fast) var(--ease);
}
.spec:hover { background: rgba(232,237,235,0.02); }

.spec .num {
  font-family: var(--mono);
  font-weight: 500;
  font-size: clamp(2.5rem, 4.2vw, 4rem);
  line-height: 1;
  color: var(--silk);
  letter-spacing: -0.04em;
  font-feature-settings: "tnum";
}
.spec .num .unit {
  font-size: 0.42em;
  color: var(--aqua-dim);
  margin-left: 6px;
  letter-spacing: 0.02em;
}
.spec .name {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--mist);
  letter-spacing: -0.005em;
  font-weight: 500;
}
.spec .detail {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--quiet);
  line-height: 1.5;
}

/* ---------- 13. OS section ---------- */
.os {
  padding: clamp(6rem, 14vh, 12rem) 0;
  position: relative;
  overflow: hidden;
}
.os-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 6rem);
  align-items: center;
}
@media (max-width: 900px) { .os-inner { grid-template-columns: 1fr; } }
.os-art {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--void);
}
.os-art video { width: 100%; height: 100%; object-fit: cover; }
.os-art-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, transparent 60%, rgba(6,10,9,0.6)),
    radial-gradient(circle at 50% 50%, transparent 40%, rgba(6,10,9,0.4));
  pointer-events: none;
}
.os-art-corners {
  position: absolute; inset: 14px;
  pointer-events: none;
}
.os-art-corners::before,
.os-art-corners::after,
.os-art-corner-l,
.os-art-corner-r {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border: 1px solid var(--aqua-dim);
}
.os-art-corners::before { top: 0; left: 0; border-right: none; border-bottom: none; }
.os-art-corners::after  { top: 0; right: 0; border-left: none; border-bottom: none; }
.os-art-corner-l { bottom: 0; left: 0; border-right: none; border-top: none; }
.os-art-corner-r { bottom: 0; right: 0; border-left: none; border-top: none; }

.os-features {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
}
@media (max-width: 600px) { .os-features { grid-template-columns: 1fr; } }
.os-feature {
  border-top: 1px solid var(--hairline);
  padding-top: 14px;
}
.os-feature .key {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--aqua-dim);
  margin-bottom: 6px;
}
.os-feature .val {
  font-family: var(--sans);
  font-size: 15px;
  color: var(--bone);
  letter-spacing: -0.005em;
  line-height: 1.45;
}

/* ---------- 14. Models / reserve ---------- */
.models {
  padding: clamp(6rem, 12vh, 10rem) 0 clamp(4rem, 8vh, 6rem);
  position: relative;
  border-top: 1px solid var(--hairline);
}
.models-head {
  text-align: center;
  margin-bottom: clamp(3rem, 6vh, 5rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  align-items: center;
}
.models-head .lede { text-align: center; }

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 1.5vw, 24px);
}
@media (max-width: 1000px) { .model-grid { grid-template-columns: 1fr; } }

.model {
  position: relative;
  border: 1px solid var(--hairline);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(232,237,235,0.02), transparent);
  padding: 32px 30px 30px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 560px;
  overflow: hidden;
  transition: border-color var(--fast) var(--ease), transform var(--fast) var(--ease), background var(--fast) var(--ease);
}
.model:hover { border-color: var(--hairline-strong); transform: translateY(-3px); }
.model.featured {
  border-color: rgba(127,255,224,0.4);
  background:
    radial-gradient(800px 400px at 50% 0%, rgba(127,255,224,0.06), transparent 70%),
    linear-gradient(180deg, rgba(232,237,235,0.025), transparent);
}
.model.featured::before {
  content: "MOST RESERVED";
  position: absolute;
  top: 18px; right: 18px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--ink);
  background: var(--aqua);
  padding: 4px 10px;
  border-radius: 999px;
}

.model-name {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.model-name .ameka {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--quiet);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
}
.model-name .tier {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(2.25rem, 3.5vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.025em;
  color: var(--silk);
}
.model-tagline {
  font-family: var(--sans);
  font-size: 15px;
  color: var(--mist);
  line-height: 1.5;
  max-width: 32ch;
}

.model-art {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 14px;
  overflow: hidden;
  background: var(--void);
  position: relative;
  border: 1px solid var(--hairline);
}
.model-art video {
  width: 100%; height: 100%; object-fit: cover;
}

.model-price {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.model-price .from {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--quiet);
}
.model-price .amount {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(1.5rem, 2vw, 1.875rem);
  color: var(--silk);
  letter-spacing: -0.012em;
}
.model-price .deposit {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--aqua-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.model-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.model-feature-list li {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--mist);
  display: flex;
  gap: 10px;
  align-items: baseline;
  line-height: 1.5;
}
.model-feature-list li::before {
  content: "";
  width: 5px; height: 5px;
  background: var(--aqua-dim);
  flex-shrink: 0;
  margin-top: 8px;
  transform: rotate(45deg);
}

.model-action {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.model-action .btn { width: 100%; justify-content: center; }
.model-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--quiet);
  text-align: center;
}

/* ---------- 15. Closing manifesto ---------- */
.closing {
  padding: clamp(7rem, 16vh, 12rem) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.closing-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(800px 500px at 50% 30%, rgba(127,255,224,0.08), transparent 70%);
  pointer-events: none;
}
.closing-content {
  position: relative;
  z-index: 1;
}
.closing-quote {
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(2.5rem, 7.5vw, 7rem);
  line-height: 1;
  letter-spacing: -0.035em;
  color: var(--silk);
  max-width: 18ch;
  margin: 0 auto;
}
.closing-quote .accent { color: var(--aqua); }
.closing-sub {
  margin-top: 2.5rem;
  font-family: var(--sans);
  font-size: 16px;
  color: var(--mist);
  letter-spacing: 0.01em;
}
.closing-sub .by {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--quiet);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 12px;
}

/* ---------- 16. Footer ---------- */
.foot {
  background: var(--ink);
  border-top: 1px solid var(--hairline);
  padding: 80px 0 32px;
  position: relative;
  overflow: hidden;
}
.foot-wordmark {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(5rem, 16vw, 18rem);
  letter-spacing: -0.03em;
  line-height: 0.85;
  color: var(--bone);
  user-select: none;
  position: relative;
  white-space: nowrap;
}
.foot-wordmark::after {
  content: ".";
  color: var(--aqua);
}
.foot-cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--gutter);
  margin-top: 6rem;
  padding-top: 3rem;
  border-top: 1px solid var(--hairline);
}
@media (max-width: 800px) {
  .foot-cols { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 480px) {
  .foot-cols { grid-template-columns: 1fr; }
}
.foot h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--quiet);
  margin: 0 0 16px 0;
  font-weight: 500;
}
.foot ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.foot a {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--mist);
  transition: color var(--fast) var(--ease);
}
.foot a:hover { color: var(--bone); }
.foot-intro p {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--mist);
  max-width: 40ch;
  line-height: 1.6;
}
.foot-base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--quiet);
  flex-wrap: wrap;
  gap: 16px;
}

/* ---------- 17. Reveal animations ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--slow) var(--ease),
    transform var(--slow) var(--ease);
  will-change: opacity, transform;
}
[data-reveal].in {
  opacity: 1;
  transform: none;
}
[data-reveal-delay="1"]  { transition-delay: 80ms; }
[data-reveal-delay="2"]  { transition-delay: 160ms; }
[data-reveal-delay="3"]  { transition-delay: 240ms; }
[data-reveal-delay="4"]  { transition-delay: 320ms; }
[data-reveal-delay="5"]  { transition-delay: 400ms; }

[data-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--med) var(--ease),
    transform var(--med) var(--ease);
}
[data-stagger].in > *           { opacity: 1; transform: none; }
[data-stagger].in > *:nth-child(1) { transition-delay: 0ms; }
[data-stagger].in > *:nth-child(2) { transition-delay: 80ms; }
[data-stagger].in > *:nth-child(3) { transition-delay: 160ms; }
[data-stagger].in > *:nth-child(4) { transition-delay: 240ms; }
[data-stagger].in > *:nth-child(5) { transition-delay: 320ms; }
[data-stagger].in > *:nth-child(6) { transition-delay: 400ms; }
[data-stagger].in > *:nth-child(7) { transition-delay: 480ms; }
[data-stagger].in > *:nth-child(8) { transition-delay: 560ms; }

/* Splitline word reveal */
.word {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
}
.word > i {
  display: inline-block;
  transform: translateY(110%);
  transition: transform var(--slow) var(--ease);
  font-style: inherit;
}
.in .word > i,
[data-reveal].in .word > i {
  transform: translateY(0);
}

/* Hero title staggered */
.hero-title .word { margin-right: 0.04em; }
.hero-title.in .word:nth-child(1) > i { transition-delay: 0ms; }
.hero-title.in .word:nth-child(2) > i { transition-delay: 80ms; }
.hero-title.in .word:nth-child(3) > i { transition-delay: 160ms; }

/* ---------- 18. Page intro overlay ---------- */
.intro {
  position: fixed;
  inset: 0;
  background: var(--ink);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: opacity 900ms var(--ease), visibility 0s 900ms;
}
.intro.done {
  opacity: 0;
  visibility: hidden;
}
.intro-mark {
  width: 84px;
  height: 84px;
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 700ms var(--ease), transform 1.6s var(--ease);
}
.intro.show .intro-mark {
  opacity: 1;
  transform: scale(1);
}
.intro-mark svg {
  width: 100%;
  height: 100%;
  stroke: var(--silk);
  stroke-width: 1.4;
  fill: none;
}
.intro-mark .seg {
  stroke-dasharray: 320;
  stroke-dashoffset: 320;
  animation: drawSeg 1400ms var(--ease) forwards;
  animation-delay: 200ms;
}
@keyframes drawSeg {
  to { stroke-dashoffset: 0; }
}
.intro-line {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--quiet);
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 600ms var(--ease) 800ms;
}
.intro.show .intro-line { opacity: 1; }

/* ---------- 19. Reserve modal ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--med) var(--ease), visibility 0s var(--med);
  background: rgba(6,10,9,0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.modal.open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--med) var(--ease);
}
.modal-card {
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: linear-gradient(180deg, var(--night), var(--void));
  border: 1px solid var(--hairline-strong);
  border-radius: 22px;
  padding: 40px 40px 36px;
  position: relative;
  transform: translateY(20px) scale(0.99);
  transition: transform var(--med) var(--ease);
}
.modal.open .modal-card { transform: none; }

.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--hairline);
  color: var(--mist);
  transition: all var(--fast) var(--ease);
}
.modal-close:hover {
  background: var(--bone);
  color: var(--ink);
  border-color: var(--bone);
}

.modal h3 {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2rem, 3.5vw, 2.5rem);
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--silk);
  margin: 0;
}
.modal-sub {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--mist);
  margin: 6px 0 28px;
  line-height: 1.55;
  max-width: 44ch;
}

.steps {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  align-items: center;
}
.step-pill {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--hairline);
  color: var(--quiet);
}
.step-pill.active {
  background: var(--bone);
  color: var(--ink);
  border-color: var(--bone);
}
.step-pill.done {
  color: var(--aqua-dim);
  border-color: var(--aqua-dim);
}

.step-panel { display: none; }
.step-panel.active { display: block; animation: fadein var(--med) var(--ease); }
@keyframes fadein {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: none; }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.field label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--quiet);
}
.field input,
.field select {
  width: 100%;
  background: rgba(232,237,235,0.03);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 14px 14px;
  color: var(--bone);
  font-family: var(--sans);
  font-size: 15px;
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}
.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--aqua);
  background: rgba(127,255,224,0.04);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 520px) { .field-row { grid-template-columns: 1fr; } }

.tier-pick {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tier-opt {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 18px 18px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}
.tier-opt:hover { border-color: var(--hairline-strong); }
.tier-opt.selected {
  border-color: var(--aqua);
  background: rgba(127,255,224,0.04);
}
.tier-opt .info { display: flex; flex-direction: column; gap: 4px; }
.tier-opt .info .nm {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 500;
  color: var(--silk);
}
.tier-opt .info .nm em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--aqua);
  margin-left: 2px;
}
.tier-opt .info .ln {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--mist);
  line-height: 1.45;
}
.tier-opt .price {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
  margin-left: 16px;
}
.tier-opt .price .dep {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--aqua-dim);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.tier-opt .price .amt {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 500;
  color: var(--silk);
}

.summary {
  background: rgba(232,237,235,0.025);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 22px;
  margin-bottom: 20px;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--mist);
}
.summary-row strong { color: var(--bone); font-weight: 500; }
.summary-row.big {
  padding-top: 14px;
  margin-top: 6px;
  border-top: 1px solid var(--hairline);
  font-size: 17px;
}
.summary-row.big strong { font-size: 22px; }

.modal-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  gap: 12px;
}
.modal-actions .btn { min-width: 0; }

.fine {
  font-family: var(--sans);
  font-size: 12px;
  line-height: 1.5;
  color: var(--quiet);
  margin-top: 14px;
}
.fine a { color: var(--mist); border-bottom: 1px solid var(--hairline); }
.fine a:hover { color: var(--aqua); border-bottom-color: var(--aqua); }

.confirm {
  text-align: center;
  padding: 8px 0;
}
.confirm-icon {
  width: 60px; height: 60px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(127,255,224,0.08);
  border: 1px solid var(--aqua);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--aqua);
  font-size: 28px;
}
.confirm h3 { margin-bottom: 8px; }
.reservation-id {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--aqua);
  letter-spacing: 0.16em;
  margin: 18px 0;
  padding: 12px 14px;
  background: rgba(127,255,224,0.04);
  border: 1px dashed rgba(127,255,224,0.3);
  border-radius: 8px;
  display: inline-block;
}

/* ---------- 20. Compact helpers ---------- */
.muted { color: var(--quiet); }
.acc   { color: var(--aqua); }
.italic { font-style: italic; font-family: var(--serif); font-weight: 400; }

/* Selection guard for the giant footer wordmark */
.foot-wordmark { -webkit-user-select: none; user-select: none; }

/* Visually hidden but indexable */
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}