:root {
  --accent: #F97316;
  --accent-dark: #EA6D10;
  --accent-soft: rgba(249, 115, 22, 0.14);
  --accent-border: rgba(249, 115, 22, 0.3);

  --bg: #0F0E0D;
  --surface: #1A1917;
  --grouped: #232220;
  --elevated: #2A2825;

  --text-primary: #F0EDE8;
  --text-secondary: #9E9790;
  --text-tertiary: #6B6560;

  --border: #2A2825;
  --border-strong: #3A3632;

  --green: #22C55E;
  --green-soft: rgba(34, 197, 94, 0.14);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Nav ── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(15, 14, 13, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1080px; margin: 0 auto;
  padding: 0 24px; height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 18px; color: var(--text-primary);
}
.nav-logo img { width: 32px; height: 32px; border-radius: 8px; }

.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  font-size: 15px; font-weight: 500;
  color: var(--text-secondary); transition: color .15s;
}
.nav-links a:hover { color: var(--text-primary); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 20px; border-radius: 100px;
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: transform .15s, opacity .15s; border: none;
}
.btn:hover { transform: translateY(-1px); opacity: .88; }
.btn-primary { background: var(--accent); color: white; }
.btn-dark { background: var(--elevated); color: var(--text-primary); border-radius: 14px; padding: 13px 22px; font-size: 15px; }

/* ── Hero ── */
.hero {
  max-width: 1080px; margin: 0 auto;
  padding: 96px 24px 80px;
  display: flex; align-items: center; gap: 64px;
}
.hero-content { flex: 1; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 13px; font-weight: 600;
  padding: 5px 14px; border-radius: 100px;
  border: 1px solid var(--accent-border); margin-bottom: 22px;
}

.hero h1 {
  font-size: 56px; font-weight: 800;
  line-height: 1.1; letter-spacing: -2px; margin-bottom: 20px;
}
.hero h1 .highlight { color: var(--accent); }

.hero-sub {
  font-size: 18px; color: var(--text-secondary);
  line-height: 1.75; max-width: 420px; margin-bottom: 36px;
}

.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

.app-store-btn {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--surface); color: var(--text-primary);
  padding: 12px 24px; border-radius: 14px;
  border: 1px solid var(--border-strong);
  transition: transform .2s, border-color .2s;
}
.app-store-btn:hover { transform: translateY(-2px); border-color: var(--accent-border); }
.app-store-btn svg { width: 22px; height: 22px; flex-shrink: 0; fill: var(--text-primary); }
.app-store-btn .asl { font-size: 11px; color: var(--text-tertiary); font-weight: 500; }
.app-store-btn .asb { font-size: 17px; font-weight: 700; color: var(--text-primary); }

.hero-stats {
  display: flex; gap: 32px; margin-top: 44px;
  padding-top: 32px; border-top: 1px solid var(--border);
}
.hero-stat strong { display: block; font-size: 26px; font-weight: 800; color: var(--accent); }
.hero-stat span { font-size: 13px; color: var(--text-tertiary); }

/* ── Phone Mockup ── */
.hero-visual { flex-shrink: 0; width: 268px; }

.phone {
  background: var(--surface);
  border-radius: 44px;
  padding: 18px 14px 24px;
  border: 1px solid var(--border-strong);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255,255,255,.04);
}

.phone-pill {
  width: 72px; height: 22px;
  background: var(--elevated); border-radius: 100px; margin: 0 auto 18px;
}

.phone-greeting { font-size: 14px; font-weight: 700; color: var(--text-primary); }
.phone-date { font-size: 11px; color: var(--text-secondary); margin-bottom: 10px; }
.phone-progress-track {
  height: 5px; background: var(--elevated); border-radius: 100px;
  overflow: hidden; margin-bottom: 14px;
}
.phone-progress-fill {
  height: 100%; background: var(--accent); border-radius: 100px; width: 67%;
}

.phone-cards { display: flex; flex-direction: column; gap: 8px; }

.phone-card {
  display: flex; align-items: center; gap: 10px;
  background: var(--grouped); border-radius: 14px; padding: 11px;
  border: 1px solid var(--border);
}
.phone-card.done { border-color: rgba(34,197,94,.25); }

.phone-icon {
  width: 34px; height: 34px; border-radius: 100px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; flex-shrink: 0;
}
.phone-card-info { flex: 1; }
.phone-card-name { font-size: 11px; font-weight: 600; color: var(--text-primary); }
.phone-card-streak { font-size: 10px; color: var(--accent); font-weight: 600; }

.phone-check {
  width: 20px; height: 20px; border-radius: 100px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 10px;
}
.phone-check.checked { background: var(--green); color: white; }
.phone-check.empty { border: 1.5px solid var(--border-strong); }

/* ── Section wrappers ── */
.bg-surface {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* ── Section ── */
.section { max-width: 1080px; margin: 0 auto; padding: 80px 24px; }

.section-eyebrow {
  font-size: 12px; font-weight: 700; color: var(--accent);
  text-transform: uppercase; letter-spacing: 1.2px; margin-bottom: 10px;
}
.section-title {
  font-size: 38px; font-weight: 800; letter-spacing: -1.2px;
  line-height: 1.15; margin-bottom: 14px; color: var(--text-primary);
}
.section-sub {
  font-size: 17px; color: var(--text-secondary);
  line-height: 1.75; max-width: 500px; margin-bottom: 52px;
}

/* ── Features Grid ── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.feat {
  background: var(--grouped); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 28px 24px;
  transition: transform .08s ease, border-color .2s, box-shadow .08s ease;
  transform-style: preserve-3d;
  will-change: transform;
}
.feat:hover { border-color: var(--accent-border); }

.feat-icon {
  width: 48px; height: 48px; border-radius: var(--radius-md);
  background: var(--accent-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 16px;
}
.feat h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: var(--text-primary); }
.feat p { font-size: 14px; color: var(--text-secondary); line-height: 1.65; }

/* ── Privacy Banner ── */
.privacy-banner {
  max-width: 1080px; margin: 0 auto; padding: 64px 24px;
  display: flex; align-items: center; gap: 48px;
}
.privacy-icon-wrap {
  width: 80px; height: 80px; border-radius: var(--radius-xl);
  background: var(--grouped); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 36px;
  border: 1px solid var(--border);
}
.privacy-banner h2 {
  font-size: 28px; font-weight: 800; letter-spacing: -.5px;
  margin-bottom: 8px; color: var(--text-primary);
}
.privacy-banner p { font-size: 15px; color: var(--text-secondary); max-width: 520px; line-height: 1.7; }

/* ── Footer ── */
footer { border-top: 1px solid var(--border); padding: 32px 24px; }
.footer-inner {
  max-width: 1080px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.footer-logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; color: var(--text-primary); }
.footer-logo img { width: 26px; height: 26px; border-radius: 6px; }
.footer-links { display: flex; gap: 24px; list-style: none; }
.footer-links a { font-size: 14px; color: var(--text-tertiary); transition: color .15s; }
.footer-links a:hover { color: var(--text-primary); }
.footer-copy { font-size: 13px; color: var(--text-tertiary); }

/* ── Inner pages ── */
.page-hero { max-width: 720px; margin: 0 auto; padding: 64px 24px 40px; }
.page-hero h1 { font-size: 40px; font-weight: 800; letter-spacing: -1px; margin-bottom: 10px; color: var(--text-primary); }
.page-hero p { font-size: 15px; color: var(--text-tertiary); }

.page-content { max-width: 720px; margin: 0 auto; padding: 0 24px 80px; }
.page-content h2 { font-size: 20px; font-weight: 700; margin: 36px 0 10px; color: var(--text-primary); }
.page-content p,
.page-content li { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 8px; }
.page-content ul { padding-left: 20px; margin-bottom: 8px; }
.page-content a { color: var(--accent); }
.page-content a:hover { text-decoration: underline; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero { flex-direction: column; padding: 52px 20px 48px; gap: 48px; }
  .hero h1 { font-size: 38px; }
  .hero-visual { width: 100%; max-width: 280px; margin: 0 auto; }
  .hero-stats { gap: 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .privacy-banner { flex-direction: column; text-align: center; padding: 48px 20px; }
  .footer-inner { flex-direction: column; align-items: center; text-align: center; }
  .section-title { font-size: 28px; }
}