/* Coach marketing site — color tokens lifted directly from CoachApp/Views/MapTabView.swift
   (avBlack/avPanel/avBorder/avAmber/avRed/avGreen/avMuted/avLabel), so the site reads as
   the same instrument-panel surface as the app itself. */

:root {
  --av-black: #0F0F0F;
  --av-panel: #1A1A1A;
  --av-panel-raised: #202020;
  --av-border: #383838;
  --av-amber: #FF9E0A;
  --av-amber-dim: #B36F07;
  --av-red: #FF3B30;
  --av-green: #33C759;
  --av-muted: #737373;
  --av-label: #BFBFBF;
  --av-white: #F2F2F2;

  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  --container: 1120px;
  --radius: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--av-black);
  color: var(--av-white);
  font-family: var(--font-display);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

/* ---------- subtle scanline / vignette texture over the whole page ---------- */
.scanline-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background:
    radial-gradient(ellipse at 50% -10%, rgba(255,158,10,0.05), transparent 55%),
    repeating-linear-gradient(
      0deg,
      rgba(255,255,255,0.012) 0px,
      rgba(255,255,255,0.012) 1px,
      transparent 1px,
      transparent 3px
    );
  mix-blend-mode: screen;
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15,15,15,0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(56,56,56,0.6);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 15px;
}

.brand-mark {
  color: var(--av-amber);
  font-size: 16px;
  transform: rotate(35deg);
  display: inline-block;
}

.brand-word { color: var(--av-white); }

.nav-links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  color: var(--av-label);
}

.nav-links a { transition: color 0.15s ease; }
.nav-links a:hover { color: var(--av-amber); }

.nav-cta { padding: 9px 18px; font-size: 13px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
  padding: 11px 22px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}

.btn-amber {
  background: var(--av-amber);
  color: #1a1200;
  box-shadow: 0 0 0 rgba(255,158,10,0);
}

.btn-amber:hover {
  box-shadow: 0 4px 24px rgba(255,158,10,0.35);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--av-label);
  border-color: var(--av-border);
}

.btn-ghost:hover {
  border-color: var(--av-amber-dim);
  color: var(--av-white);
}

.btn-lg { padding: 14px 28px; font-size: 15px; }

/* ---------- eyebrow labels ---------- */
.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  color: var(--av-amber);
  margin: 0 0 14px;
  font-weight: 600;
}

.eyebrow-amber { color: var(--av-amber); }
.eyebrow-center { text-align: center; }

/* ---------- hero ---------- */
.hero {
  max-width: var(--container);
  margin: 0 auto;
  padding: 88px 24px 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(34px, 4.4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  font-weight: 800;
}

.hero-sub {
  color: var(--av-label);
  font-size: 17px;
  line-height: 1.65;
  max-width: 46ch;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.hero-trust {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--av-muted);
  letter-spacing: 0.02em;
}

.hero-visual { position: relative; }

.hero-glow {
  position: absolute;
  top: 10%;
  right: -10%;
  width: 70%;
  height: 70%;
  background: radial-gradient(circle, rgba(255,158,10,0.22), transparent 70%);
  filter: blur(40px);
  z-index: -1;
}

.device-frame {
  position: relative;
  border-radius: 22px;
  border: 1px solid var(--av-border);
  background: var(--av-panel);
  padding: 10px;
  box-shadow:
    0 30px 80px rgba(0,0,0,0.55),
    0 0 0 1px rgba(255,255,255,0.03) inset;
}

.device-frame img {
  border-radius: 14px;
  width: 100%;
  height: auto;
  display: block;
}

.device-frame-sm { max-width: 460px; margin: 0 auto; }

/* ---------- statement band ---------- */
.statement {
  border-top: 1px solid var(--av-border);
  border-bottom: 1px solid var(--av-border);
  background: var(--av-panel);
}

.statement p {
  max-width: 880px;
  margin: 0 auto;
  padding: 56px 24px;
  text-align: center;
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.statement-muted { color: var(--av-muted); }
.statement-bright { color: var(--av-amber); font-weight: 700; display: inline; }

/* ---------- split sections ---------- */
.split {
  max-width: var(--container);
  margin: 0 auto;
  padding: 96px 24px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.split-reverse { grid-template-columns: 1.1fr 0.9fr; }
.split-reverse .split-visual { order: 2; }
.split-reverse .split-copy { order: 1; }

.split h2 {
  font-size: clamp(26px, 3vw, 36px);
  letter-spacing: -0.015em;
  margin: 0 0 18px;
  font-weight: 800;
}

.split p { color: var(--av-label); font-size: 15.5px; line-height: 1.7; margin: 0 0 20px; }

.split-note {
  border-left: 2px solid var(--av-amber);
  padding-left: 16px;
  color: var(--av-white) !important;
  font-size: 14.5px !important;
}

.checklist {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checklist li {
  position: relative;
  padding-left: 26px;
  color: var(--av-label);
  font-size: 14.5px;
  line-height: 1.5;
}

.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--av-green);
  font-family: var(--font-mono);
  font-weight: 700;
}

/* ---------- features ---------- */
.features {
  max-width: var(--container);
  margin: 0 auto;
  padding: 96px 24px 40px;
  text-align: center;
}

.features-title {
  font-size: clamp(26px, 3vw, 36px);
  margin: 0 0 56px;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
}

.feature-card {
  background: var(--av-panel);
  border: 1px solid var(--av-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.feature-card:hover {
  border-color: var(--av-amber-dim);
  transform: translateY(-3px);
}

.feature-icon {
  color: var(--av-amber);
  font-size: 20px;
  margin-bottom: 16px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,158,10,0.08);
  border-radius: 8px;
}

.feature-card h3 {
  font-size: 16px;
  margin: 0 0 10px;
  font-weight: 700;
}

.feature-card p {
  font-size: 14px;
  color: var(--av-muted);
  line-height: 1.6;
  margin: 0;
}

/* ---------- roadmap ---------- */
.roadmap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px 100px;
  text-align: center;
}

.roadmap-sub {
  color: var(--av-muted);
  max-width: 60ch;
  margin: 0 auto 48px;
  font-size: 15px;
  line-height: 1.6;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  text-align: left;
}

.roadmap-card {
  border: 1px dashed var(--av-border);
  border-radius: var(--radius);
  padding: 22px 20px;
  background: rgba(255,255,255,0.015);
}

.roadmap-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--av-amber-dim);
  border: 1px solid var(--av-amber-dim);
  border-radius: 100px;
  padding: 3px 10px;
  margin-bottom: 14px;
}

.roadmap-card h3 {
  font-size: 15px;
  margin: 0 0 10px;
  font-weight: 700;
  color: var(--av-label);
}

.roadmap-card p {
  font-size: 13.5px;
  color: var(--av-muted);
  line-height: 1.6;
  margin: 0;
}

/* ---------- CTA ---------- */
.cta {
  text-align: center;
  padding: 100px 24px;
  border-top: 1px solid var(--av-border);
  background:
    radial-gradient(ellipse at 50% 0%, rgba(255,158,10,0.08), transparent 60%),
    var(--av-panel);
}

.cta h2 {
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 0 0 14px;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.cta p {
  color: var(--av-muted);
  margin: 0 0 32px;
  font-size: 15px;
}

/* ---------- footer ---------- */
.footer {
  border-top: 1px solid var(--av-border);
  padding: 40px 24px;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  text-align: center;
}

.brand-footer { justify-content: center; margin-bottom: 10px; }

.footer-tag {
  color: var(--av-label);
  font-size: 13px;
  margin: 0 0 4px;
}

.footer-copy {
  color: var(--av-muted);
  font-size: 12px;
  margin: 0;
}

/* ---------- reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .nav-links { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .split, .split-reverse { grid-template-columns: 1fr; gap: 36px; }
  .split-reverse .split-visual, .split-reverse .split-copy { order: initial; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .roadmap-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .feature-grid { grid-template-columns: 1fr; }
  .roadmap-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 60px; }
}