/* Submarine Ware — site styles */

:root {
  /* deep (default) */
  --bg: #0d2a3a;
  --bg-2: #102f42;
  --bg-3: #15394f;
  --ink: #f5efe2;
  --ink-mute: rgba(245,239,226,0.66);
  --ink-dim: rgba(245,239,226,0.40);
  --line: rgba(245,239,226,0.14);
  --line-strong: rgba(245,239,226,0.28);
  --cream: #e8d9b8;
  --teal: #5b8a9a;
  --teal-2: #7fb3a8;
  --terra: #c97e5a;
  --terra-soft: #d99878;
  --shadow: 0 30px 80px rgba(0,0,0,0.4);

  --display: "Newsreader", Georgia, serif;
  --body: "Manrope", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}

/* palette variants */
[data-palette="deep"]   { --bg:#0d2a3a; --bg-2:#102f42; --bg-3:#15394f; --ink:#f5efe2; --cream:#e8d9b8; --teal:#5b8a9a; --teal-2:#7fb3a8; --terra:#c97e5a; }
[data-palette="bay"]    { --bg:#0a1f2a; --bg-2:#0e2632; --bg-3:#142f3e; --ink:#eef1ee; --cream:#dfe6dd; --teal:#6fa39b; --teal-2:#9bc1b7; --terra:#d4a574; }
[data-palette="ink"]    { --bg:#0a1620; --bg-2:#0e1c28; --bg-3:#152535; --ink:#e8e5db; --cream:#d6c89e; --teal:#7fb3a8; --teal-2:#a9cfc6; --terra:#c4a86a; }
[data-palette="cream"]  { --bg:#f4f0e8; --bg-2:#ebe6da; --bg-3:#e2dcce; --ink:#1a2a36; --ink-mute:rgba(26,42,54,0.66); --ink-dim:rgba(26,42,54,0.4); --line:rgba(26,42,54,0.10); --line-strong:rgba(26,42,54,0.22); --cream:#1a2a36; --teal:#3a5a6c; --teal-2:#2b3a4a; --terra:#c97e5a; }

/* font variants */
[data-fonts="newsreader_manrope"] { --display:"Newsreader", Georgia, serif; --body:"Manrope", system-ui, sans-serif; }
[data-fonts="fraunces_dm"]        { --display:"Fraunces", Georgia, serif;   --body:"DM Sans", system-ui, sans-serif; }
[data-fonts="all_mono"]           { --display:"JetBrains Mono", ui-monospace, monospace; --body:"JetBrains Mono", ui-monospace, monospace; }

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: inherit; }
button { font-family: inherit; }

.mono { font-family: var(--mono); letter-spacing: 0.04em; }
.display { font-family: var(--display); font-weight: 400; letter-spacing: -0.015em; }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.container { max-width: 1240px; margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: 960px; margin: 0 auto; padding: 0 32px; }

/* ===== Top nav ===== */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--display);
  font-size: 19px; font-weight: 500; letter-spacing: -0.005em;
  text-decoration: none; color: var(--ink);
}
.brand-mark-img {
  display: inline-block; flex: 0 0 auto;
  background-image: url("assets/logo-mark-cream.png");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
[data-palette="cream"] .brand-mark-img {
  background-image: url("assets/logo-mark-dark.png");
}
.brand-mark {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--ink); color: var(--bg);
  display: grid; place-items: center;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
  text-decoration: none; color: var(--ink-mute);
  font-size: 14px; font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-depth {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.08em;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 88px 0 120px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: 28px;
}
.hero-eyebrow::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--terra);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--terra) 30%, transparent);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 4px color-mix(in oklab, var(--terra) 28%, transparent); }
  50%     { box-shadow: 0 0 0 10px color-mix(in oklab, var(--terra) 0%, transparent); }
}

.hero h1 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(48px, 6vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 0 0 24px;
  text-wrap: balance;
}
.hero h1 em {
  font-style: italic;
  color: var(--cream);
  font-weight: 400;
}
.hero p.lede {
  font-size: 19px; line-height: 1.55;
  color: var(--ink-mute);
  max-width: 520px;
  margin: 0 0 36px;
  text-wrap: pretty;
}
.hero-ctas { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.btn {
  appearance: none; border: 0; cursor: pointer;
  font-family: var(--body); font-weight: 600;
  font-size: 14px; letter-spacing: 0.01em;
  padding: 14px 22px;
  border-radius: 999px;
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none;
  transition: transform .15s ease, background .2s, color .2s, border-color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--cream); color: var(--bg); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-arrow { transition: transform .2s; }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* PWA reassurance grid */
.pwa-reassure {
  margin-top: 28px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
  max-width: 520px;
}
.pwa-card {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 14px 14px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(245,239,226,0.02), transparent);
}
.pwa-card .pwa-icon {
  flex: 0 0 32px; width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid var(--line-strong);
  color: var(--teal-2);
  margin-top: 1px;
}
.pwa-card b { display: block; font-size: 13px; font-weight: 600; letter-spacing: 0.005em; }
.pwa-card span { display: block; font-size: 12.5px; color: var(--ink-mute); line-height: 1.4; margin-top: 2px; }

/* "store buttons" */
.store-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn-primary .btn-arrow { margin-left: 2px; }
.store-btn {
  display: inline-flex; align-items: center; gap: 12px;
  background: transparent; color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 14px; padding: 10px 18px 10px 14px;
  text-decoration: none;
  transition: border-color .2s, transform .15s;
}
.store-btn:hover { border-color: var(--ink); transform: translateY(-1px); }
.store-btn .sb-icon { width: 22px; height: 22px; flex: 0 0 auto; }
.store-btn .sb-tiny { display:block; font-size: 10px; font-family: var(--mono); letter-spacing: 0.1em; color: var(--ink-dim); text-transform: uppercase;}
.store-btn .sb-name { display:block; font-size: 14px; font-weight: 600;}

/* hero specs strip */
.hero-specs {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
  font-family: var(--mono);
}
.spec-num { font-size: 22px; color: var(--ink); display:block; }
.spec-lbl { font-size: 11px; color: var(--ink-dim); text-transform: uppercase; letter-spacing: 0.16em; margin-top: 4px; display:block; }

/* ===== Porthole hero visual ===== */
.porthole-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  max-width: 520px;
  margin-left: auto;
}
.porthole {
  position: absolute; inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, #1c4257 0%, #0b2230 55%, #050f17 100%);
  box-shadow:
    inset 0 0 0 2px rgba(245,239,226,0.05),
    inset 0 0 80px rgba(0,0,0,0.6),
    0 30px 90px rgba(0,0,0,0.45);
  overflow: hidden;
}
.porthole::before {
  content: ""; position: absolute; inset: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0) 40%);
  pointer-events: none;
}
.porthole-ring {
  position: absolute; inset: -28px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, #6f97a4 0%, #314f5d 60%, #1a3140 100%);
  z-index: -1;
  box-shadow: 0 40px 120px rgba(0,0,0,0.5);
}
/* rivets */
.rivet {
  position: absolute; width: 10px; height: 10px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #cdd6d2 0%, #6f8089 60%, #2e3e47 100%);
  box-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

/* sonar inside porthole */
.sonar {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle, transparent 0, transparent 14%, rgba(127,179,168,0.08) 14.4%, transparent 15%),
    radial-gradient(circle, transparent 0, transparent 28%, rgba(127,179,168,0.08) 28.4%, transparent 29%),
    radial-gradient(circle, transparent 0, transparent 42%, rgba(127,179,168,0.08) 42.4%, transparent 43%),
    radial-gradient(circle, transparent 0, transparent 56%, rgba(127,179,168,0.06) 56.4%, transparent 57%),
    radial-gradient(circle, transparent 0, transparent 70%, rgba(127,179,168,0.05) 70.4%, transparent 71%);
}
.sonar::before, .sonar::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 2px; height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(127,179,168,0.18) 50%, transparent);
  transform: translate(-50%, -50%);
}
.sonar::after { transform: translate(-50%, -50%) rotate(90deg); }
.sweep {
  position: absolute; left: 50%; top: 50%;
  width: 50%; height: 50%;
  transform-origin: 0 0;
  background: conic-gradient(from 0deg, rgba(127,179,168,0.38), rgba(127,179,168,0.10) 25%, transparent 45%);
  border-radius: 0 100% 0 0;
  animation: sweep 5s linear infinite;
}
@keyframes sweep { to { transform: rotate(360deg); } }

.blip {
  position: absolute; width: 8px; height: 8px; border-radius: 50%;
  background: var(--terra);
  box-shadow: 0 0 12px var(--terra);
  animation: blipFade 5s linear infinite;
}
@keyframes blipFade {
  0% { opacity: 0; transform: scale(0.6); }
  6% { opacity: 1; transform: scale(1); }
  35% { opacity: 0.8; }
  100% { opacity: 0; transform: scale(0.8); }
}

/* depth gauge readout in porthole */
.gauge {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--teal-2);
  background: rgba(0,0,0,0.4);
  padding: 5px 10px; border-radius: 4px;
  border: 1px solid rgba(127,179,168,0.25);
  white-space: nowrap;
}

/* bubbles */
.bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.65), rgba(255,255,255,0.05) 60%, transparent 70%);
  border: 1px solid rgba(255,255,255,0.10);
  pointer-events: none;
  animation: rise linear infinite;
}
@keyframes rise {
  from { transform: translateY(0) translateX(0); opacity: 0; }
  10%  { opacity: 0.8; }
  to   { transform: translateY(-280px) translateX(20px); opacity: 0; }
}

/* depth gauge — fixed sidebar */
.depth-rail {
  position: fixed; left: 18px; top: 50%; transform: translateY(-50%);
  z-index: 40;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  pointer-events: none;
}
.depth-rail .ticks {
  width: 1px; height: 220px;
  background: linear-gradient(to bottom, transparent, var(--line-strong), transparent);
  position: relative;
}
.depth-rail .marker {
  position: absolute; left: 50%; transform: translate(-50%, -50%);
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--terra);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--terra) 22%, transparent);
  transition: top .15s linear;
}
.depth-rail .readout {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em;
  color: var(--ink-mute);
}
@media (max-width: 980px) { .depth-rail { display: none; } }

/* ===== Section base ===== */
section { position: relative; }
.section {
  padding: 120px 0;
  border-top: 1px solid var(--line);
  position: relative;
}
.section-head {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px;
  margin-bottom: 64px;
}
.section-head h2 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(36px, 4.4vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  text-wrap: balance;
}
.section-head .head-copy { color: var(--ink-mute); font-size: 18px; max-width: 560px; align-self: end; }

.coords {
  position: absolute; top: 32px; right: 32px;
  font-family: var(--mono); font-size: 11px; color: var(--ink-dim);
  letter-spacing: 0.12em;
}

/* ===== Featured app section ===== */
.featured {
  background: var(--bg-2);
}
.featured-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
  align-items: center;
}
.feat-meta {
  display: flex; flex-direction: column; gap: 16px;
}
.feat-app-id {
  display: inline-flex; align-items: center; gap: 14px;
  padding: 8px 14px 8px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  align-self: flex-start;
}
.feat-app-id .app-tile {
  width: 28px; height: 28px; border-radius: 7px;
  background: linear-gradient(160deg, var(--teal-2), var(--teal));
  display: grid; place-items: center;
}
.feat-app-id b { font-weight: 600; font-size: 14px; }
.feat-app-id span { font-family: var(--mono); font-size: 11px; color: var(--ink-dim); letter-spacing: 0.1em; }

.feat-title {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.022em;
  margin: 8px 0 12px;
}
.feat-blurb { color: var(--ink-mute); font-size: 18px; max-width: 480px; text-wrap: pretty; }
.feat-features {
  list-style: none; padding: 0; margin: 24px 0 32px;
  display: grid; gap: 12px;
}
.feat-features li {
  display: flex; gap: 14px; align-items: flex-start;
  font-size: 15px;
}
.feat-features .check {
  flex: 0 0 22px; width: 22px; height: 22px; border-radius: 50%;
  border: 1px solid var(--teal-2);
  display: grid; place-items: center;
  font-size: 11px; color: var(--teal-2);
  margin-top: 2px;
}

/* phone mock */
.phone-stage {
  position: relative;
  display: flex; justify-content: center;
}
.phone {
  width: 320px; height: 640px;
  border-radius: 44px;
  padding: 14px;
  background:
    linear-gradient(160deg, #2a4859, #15394f 60%, #0a1f2a);
  box-shadow:
    inset 0 0 0 1px rgba(245,239,226,0.08),
    0 60px 120px rgba(0,0,0,0.55),
    0 20px 40px rgba(0,0,0,0.3);
  position: relative;
}
.phone::before {
  content: ""; position: absolute; top: 22px; left: 50%; transform: translateX(-50%);
  width: 110px; height: 26px; border-radius: 14px;
  background: #03141d;
  z-index: 4;
}
.phone-screen {
  width: 100%; height: 100%;
  border-radius: 32px;
  background:
    radial-gradient(120% 80% at 50% 0%, #1f4863 0%, #0d2a3a 60%);
  position: relative; overflow: hidden;
  padding: 56px 18px 24px;
  color: var(--ink);
  font-family: var(--body);
}
.phone-status {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 11px; color: var(--ink-mute);
  position: absolute; top: 20px; left: 24px; right: 24px;
  z-index: 2;
}
.phone-status .right-icons { display: flex; gap: 6px; align-items:center;}
.phone-status .battery {
  width: 22px; height: 10px; border: 1px solid var(--ink-mute);
  border-radius: 3px; position: relative; padding: 1px;
}
.phone-status .battery::after { content:""; position:absolute; right:-3px; top:50%; transform: translateY(-50%); width:2px; height:5px; background:var(--ink-mute); border-radius: 0 1px 1px 0;}
.phone-status .battery i { display:block; width: 70%; height: 100%; background: var(--ink); border-radius: 1px;}

.app-h {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 14px;
}
.app-h .hi {
  font-family: var(--display); font-weight: 400;
  font-size: 22px; line-height: 1.1;
}
.app-h .hi span { display:block; color: var(--ink-mute); font-size:12px; font-family: var(--mono); letter-spacing: 0.14em; margin-bottom: 4px;}
.app-h .day { font-family: var(--mono); font-size:11px; color: var(--ink-dim); letter-spacing: 0.12em; }

.mood-card {
  background: rgba(245,239,226,0.06);
  border: 1px solid rgba(245,239,226,0.10);
  border-radius: 18px;
  padding: 14px;
  margin-bottom: 12px;
}
.mood-card .ttl { font-size: 12px; color: var(--ink-mute); font-family: var(--mono); letter-spacing: 0.14em; text-transform: uppercase; }
.mood-row { display:flex; justify-content: space-between; margin-top: 12px; }
.mood-pill {
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 18px;
  background: rgba(245,239,226,0.05);
  border: 1px solid rgba(245,239,226,0.10);
  cursor: pointer;
  user-select: none;
}
.mood-pill.active { background: var(--cream); color: #15394f; border-color: var(--cream); }

.chart {
  display: flex; align-items: flex-end; gap: 6px; height: 64px;
  padding: 4px 2px 0;
  border-top: 1px dashed rgba(245,239,226,0.12);
  margin-top: 10px;
}
.chart .bar {
  flex: 1; background: linear-gradient(to top, var(--teal), var(--teal-2));
  border-radius: 4px 4px 0 0;
  opacity: 0.85;
}

.habits {
  background: rgba(245,239,226,0.06);
  border: 1px solid rgba(245,239,226,0.10);
  border-radius: 18px;
  padding: 14px;
}
.habit {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(245,239,226,0.10);
  font-size: 13px;
  cursor: pointer;
  user-select: none;
}
.habit:last-child { border-bottom: 0; }
.habit .name { display:flex; gap:10px; align-items: center;}
.habit .check {
  width: 20px; height: 20px; border-radius: 6px;
  border: 1.5px solid var(--ink-mute);
  display: grid; place-items: center;
  color: var(--bg); font-size: 13px;
}
.habit.done .check { background: var(--cream); border-color: var(--cream); color: #15394f;}
.habit.done .name { color: var(--ink-mute); text-decoration: line-through; text-decoration-color: var(--ink-dim);}
.habit .streak { font-family: var(--mono); font-size: 11px; color: var(--ink-dim); }

/* dots indicator */
.phone-dots { display: flex; justify-content: center; gap: 6px; margin-top: 16px; }
.phone-dots i { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-dim); display: block;}
.phone-dots i.active { background: var(--ink); }

/* ===== Values ===== */
.values {
  background: var(--bg);
}
.value-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.value-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 36px 28px 32px;
  background: linear-gradient(180deg, rgba(245,239,226,0.02), transparent 80%);
  transition: border-color .2s, transform .25s;
}
.value-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.value-card .vc-num {
  font-family: var(--mono); font-size: 11px; color: var(--ink-dim); letter-spacing: 0.14em;
}
.value-card .vc-icon {
  width: 56px; height: 56px; border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: grid; place-items: center;
  margin: 18px 0 22px;
  position: relative;
}
.value-card h3 {
  font-family: var(--display); font-weight: 400;
  font-size: 24px; line-height: 1.15;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.value-card p { color: var(--ink-mute); margin: 0; font-size: 15px; }

/* ===== Roadmap ===== */
.roadmap { background: var(--bg-2); }
.roadmap-grid {
  display: grid; grid-template-columns: 1fr; gap: 0;
  border-top: 1px solid var(--line);
}
.road-row {
  display: grid;
  grid-template-columns: 110px 90px 1fr auto;
  align-items: center;
  gap: 36px;
  padding: 28px 16px;
  border-bottom: 1px solid var(--line);
  transition: background .2s;
}
.road-row:hover { background: rgba(245,239,226,0.03); }
.road-depth {
  font-family: var(--mono); font-size: 13px; color: var(--ink-mute);
  letter-spacing: 0.1em;
}
.road-tile {
  width: 60px; height: 60px; border-radius: 14px;
  display: grid; place-items: center; color: var(--bg);
  font-family: var(--display); font-weight: 500; font-size: 24px;
  letter-spacing: -0.02em;
  position: relative;
}
.road-meta h4 {
  font-family: var(--display); font-weight: 400;
  font-size: 26px; margin: 0 0 4px; letter-spacing: -0.015em;
}
.road-meta p { color: var(--ink-mute); margin: 0; font-size: 15px; max-width: 540px; }
.road-stage {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--ink-mute);
}
.road-stage.live { color: var(--terra); border-color: color-mix(in oklab, var(--terra) 60%, transparent); }
.road-stage.next { color: var(--cream); border-color: color-mix(in oklab, var(--cream) 50%, transparent); }

/* ===== CTA ===== */
.cta {
  background: var(--bg);
  padding: 140px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-porthole-bg {
  position: absolute; left: 50%; top: 50%;
  width: 700px; height: 700px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(127,179,168,0.10) 0%, transparent 60%);
  pointer-events: none;
}
.cta h2 {
  font-family: var(--display); font-weight: 300;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 1.04; margin: 0 0 20px; letter-spacing: -0.022em;
  position: relative;
  text-wrap: balance;
}
.cta h2 em { color: var(--cream); font-style: italic; }
.cta p { color: var(--ink-mute); font-size: 18px; max-width: 560px; margin: 0 auto 36px; position: relative;}

/* ===== Footer ===== */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--line);
  padding: 56px 0 40px;
  position: relative;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px;
  margin-bottom: 48px;
}
.footer-grid h5 {
  font-family: var(--mono); font-size: 11px; color: var(--ink-dim);
  text-transform: uppercase; letter-spacing: 0.16em;
  margin: 0 0 16px;
}
.footer-grid ul { list-style: none; padding:0; margin: 0; display: grid; gap: 10px; }
.footer-grid a { color: var(--ink-mute); text-decoration: none; font-size: 14px; }
.footer-grid a:hover { color: var(--ink); }

.footer-tag { color: var(--ink-mute); font-size: 14px; max-width: 320px; margin: 14px 0 0; }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 28px; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-dim); letter-spacing: 0.12em;
}
.footer-bottom .coords-small { color: var(--ink-dim); }

/* responsive */
@media (max-width: 960px) {
  .hero { padding: 56px 0 72px; }
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero-specs { grid-template-columns: 1fr 1fr; }
  .section { padding: 80px 0; }
  .section-head { grid-template-columns: 1fr; gap: 24px; }
  .featured-grid { grid-template-columns: 1fr; gap: 48px; }
  .value-grid { grid-template-columns: 1fr; }
  .road-row { grid-template-columns: 70px 1fr auto; }
  .road-row .road-depth { grid-column: 1; }
  .road-row .road-tile { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links a:not(.btn) { display: none; }
  .nav-depth { display: none; }
}