/* ── Apple-style Landing Page (Light) ─────────── */

:root {
  --teal: #0ea5a0;
  --purple: #7c3aed;
  --orange: #f97316;
  --bg: #fff;
  --bg-alt: #f5f5f7;
  --text: #1d1d1f;
  --text-dim: #6e6e73;
  --link: #0066cc;
  --nav-bg: rgba(255, 255, 255, 0.72);
  --border: rgba(0, 0, 0, 0.08);
  --max-w: 980px;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text',
    'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Navigation ────────────────────────────────── */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 48px;
  background: var(--nav-bg);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 100%;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo-img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
}

.nav-link {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--text);
}

/* ── Hero ──────────────────────────────────────── */

.hero {
  padding: 140px 24px 100px;
  text-align: center;
  background: var(--bg-alt);
}

.hero-logo {
  width: 280px;
  height: auto;
  margin-bottom: 40px;
}

.hero-headline {
  font-size: clamp(48px, 8vw, 80px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: clamp(19px, 2.5vw, 28px);
  font-weight: 400;
  line-height: 1.35;
  color: var(--text-dim);
  letter-spacing: -0.01em;
  margin-bottom: 36px;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

/* ── CTAs ──────────────────────────────────────── */

.cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--teal);
  color: #fff;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 980px;
  transition: background 0.2s;
}

.cta-pill:hover {
  background: #0d9490;
}

.cta-link {
  font-size: 21px;
  font-weight: 400;
  color: var(--link);
  text-decoration: none;
}

.cta-link:hover {
  text-decoration: underline;
}

.cta-link .arrow {
  font-size: 26px;
  vertical-align: -1px;
}

/* ── Feature sections ──────────────────────────── */

.feature-section {
  padding: 120px 24px;
  text-align: center;
  border-top: 1px solid var(--border);
}

.feature-section:nth-child(even) {
  background: var(--bg-alt);
}

.feature-content {
  max-width: 720px;
  margin: 0 auto;
}

.feature-label {
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

.feature-section h2 {
  font-size: clamp(36px, 5.5vw, 56px);
  font-weight: 700;
  line-height: 1.07;
  letter-spacing: -0.035em;
  color: var(--text);
  margin-bottom: 20px;
}

.feature-desc {
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-dim);
  max-width: 560px;
  margin: 0 auto;
}

.grad {
  background: linear-gradient(90deg, var(--teal), var(--purple), var(--orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Closing CTA ───────────────────────────────── */

.closing {
  padding: 120px 24px;
  text-align: center;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
}

.closing h2 {
  font-size: clamp(36px, 5.5vw, 56px);
  font-weight: 700;
  line-height: 1.07;
  letter-spacing: -0.035em;
  margin-bottom: 8px;
}

.closing-sub {
  font-size: 21px;
  font-weight: 400;
  color: var(--text-dim);
  margin-bottom: 32px;
}

/* ── Footer ────────────────────────────────────── */

footer {
  border-top: 1px solid var(--border);
  padding: 18px 24px;
  background: var(--bg);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  font-size: 12px;
  color: var(--text-dim);
}

/* ── Responsive ────────────────────────────────── */

@media (max-width: 734px) {
  .hero {
    padding: 110px 20px 70px;
  }

  .hero-logo {
    width: 200px;
    height: auto;
  }

  .feature-section {
    padding: 80px 20px;
  }

  .closing {
    padding: 80px 20px;
  }

  .hero-cta {
    flex-direction: column;
    gap: 16px;
  }
}