/* LB Training — landing pública
   Tokens tomados de mobile/theme.ts (brandPalette 'aqua', fuente de verdad
   real de la app — design-reference/theme.ts está desactualizado). */

:root {
  --bg-app: #F9FAFB;
  --bg-surface: #FFFFFF;
  --bg-surface-alt: #F3F5F7;
  --border: #DDE2E6;
  --border-subtle: #E9ECEF;

  --text-primary: #1B2730;
  --text-secondary: #475964;
  --text-tertiary: #6A7B85;
  --text-muted: #82919A;

  --accent: #008A98;
  --accent-bright: #14B8BF;
  --accent-deep: #006F80;
  --on-accent: #FFFFFF;
  --accent-wash: rgba(0, 138, 152, 0.08);
  --accent-border: rgba(0, 138, 152, 0.28);

  --success: #258D6A;
  --success-wash: rgba(37, 141, 106, 0.1);
  --success-border: rgba(37, 141, 106, 0.3);

  --cardio: #E8600B;

  --font-heading: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  --font-label: 'Manrope', ui-sans-serif, system-ui, sans-serif;

  --radius-sm: 7px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --shadow-card: 0 3px 12px rgba(0, 0, 0, 0.08);
  --max-width: 1080px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-app: #0F1114;
    --bg-surface: #1D2126;
    --bg-surface-alt: #282D33;
    --border: #45535A;
    --border-subtle: #313B42;

    --text-primary: #F5F7F8;
    --text-secondary: #D9E0E3;
    --text-tertiary: #AAB8BE;
    --text-muted: #849299;

    --accent: #14B8BF;
    --accent-bright: #75EAF2;
    --accent-deep: #087F90;
    --on-accent: #062E2D;
    --accent-wash: rgba(20, 184, 191, 0.14);
    --accent-border: rgba(20, 184, 191, 0.34);

    --success: #67D4A5;
    --success-wash: rgba(103, 212, 165, 0.14);
    --success-border: rgba(103, 212, 165, 0.34);

    --cardio: #FF9A4D;

    --shadow-card: 0 3px 14px rgba(0, 0, 0, 0.32);

    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-app);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.kicker {
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--text-primary);
}

p {
  margin: 0;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg-app) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
}

.brand img {
  height: 34px;
  width: auto;
  flex-shrink: 0;
}

.nav-cta {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 14px;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  text-decoration: none;
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--accent-deep);
}

/* ---------- Hero ---------- */

.hero {
  padding: 88px 0 72px;
  position: relative;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(640px 400px at 15% 0%, var(--accent-wash), transparent 70%),
    radial-gradient(560px 380px at 85% 0%, color-mix(in srgb, var(--cardio) 10%, transparent), transparent 70%),
    linear-gradient(to bottom, var(--accent-wash), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.hero .wrap {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-copy .kicker {
  margin-bottom: 18px;
  display: block;
}

.hero h1 {
  font-size: clamp(34px, 4.6vw, 52px);
  line-height: 1.08;
  font-weight: 800;
  margin-bottom: 22px;
}

.hero-sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 46ch;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-primary {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  padding: 14px 26px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  text-decoration: none;
  display: inline-block;
  box-shadow: var(--shadow-card);
}

.btn-primary:hover {
  background: var(--accent-deep);
}

.btn-secondary {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
}

.btn-secondary:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Hero visual: real phone screenshot */

.hero-visual {
  display: flex;
  justify-content: center;
}

/* ---------- Phone mockup ---------- */

.phone-frame {
  position: relative;
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1179 / 2556;
  margin: 0 auto;
  background: #0B0C0E;
  border-radius: 40px;
  padding: 9px;
  box-shadow: var(--shadow-card), 0 24px 48px -20px rgba(0, 0, 0, 0.45);
}

.phone-frame::after {
  content: '';
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 78px;
  height: 20px;
  background: #0B0C0E;
  border-radius: 12px;
  z-index: 2;
}

.phone-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  border-radius: 32px;
  display: block;
}

.phone-frame--lg {
  max-width: 300px;
}

/* ---------- Product showcase rows ---------- */

.showcase-row {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 48px 0;
}

.showcase-row + .showcase-row {
  border-top: 1px solid var(--border-subtle);
}

.showcase-row--reverse .showcase-visual {
  order: 2;
}

.showcase-row--reverse .showcase-copy {
  order: 1;
}

.showcase-copy .kicker {
  display: block;
  margin-bottom: 12px;
}

.showcase-copy h3 {
  font-size: 24px;
  line-height: 1.2;
  margin-bottom: 14px;
}

.showcase-copy p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.6;
  max-width: 46ch;
}

/* ---------- Pillars / why it's different ---------- */

.pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.pillar {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 28px;
}

.pillar-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--accent-wash);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.pillar h3 {
  font-size: 19px;
  line-height: 1.25;
  margin-bottom: 10px;
}

.pillar p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.6;
}

/* ---------- Section shells ---------- */

section {
  padding: 72px 0;
  border-top: 1px solid var(--border-subtle);
}

.section-head {
  max-width: 62ch;
  margin-bottom: 44px;
}

.section-head .kicker {
  margin-bottom: 14px;
  display: block;
}

.section-head h2 {
  font-size: clamp(26px, 3.2vw, 34px);
  line-height: 1.15;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--text-secondary);
  font-size: 17px;
}

/* ---------- Pilot / status ---------- */

.pilot {
  background: var(--bg-surface-alt);
}

.pilot-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

.pilot-status-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--success);
  background: var(--success-wash);
  border: 1px solid var(--success-border);
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 18px;
}

.pilot-status-line .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
}

.pilot-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.pilot-card p {
  color: var(--text-secondary);
  font-size: 16px;
  max-width: 56ch;
}

/* ---------- Footer / contact ---------- */

footer {
  padding: 56px 0 48px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
}

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

.footer-copy {
  color: var(--text-muted);
  font-size: 14px;
}

.footer-contact {
  text-align: right;
}

.footer-contact .kicker {
  margin-bottom: 8px;
  display: block;
}

.footer-contact .footer-btn {
  display: inline-block;
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .pillars {
    grid-template-columns: 1fr;
  }

  .hero .wrap {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .showcase-row,
  .showcase-row--reverse {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 36px 0;
  }

  .showcase-row--reverse .showcase-visual,
  .showcase-row--reverse .showcase-copy {
    order: initial;
  }

  .phone-frame {
    max-width: 220px;
  }

  .phone-frame--lg {
    max-width: 240px;
  }

  .pilot-card {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-contact {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 56px 0 48px;
  }

  section {
    padding: 56px 0;
  }

  .pilot-card {
    padding: 28px;
  }
}