:root {
  --bg: #0f0f0f;
  --bg-2: #181818;
  --fg: #f5f0e8;
  --fg-muted: #9e9a93;
  --accent: #f59e0b;
  --accent-dim: rgba(245, 158, 11, 0.12);
  --border: rgba(245, 158, 11, 0.15);
  --card: #1c1c1c;
  --card-hover: #222;
  --nav-bg: rgba(15, 15, 15, 0.85);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 48px;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }

/* HERO */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  padding: 120px 48px 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  color: var(--fg);
  margin-bottom: 28px;
  letter-spacing: -0.03em;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 460px;
  line-height: 1.7;
}

/* MOCKUP */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.phone-mockup {
  width: 240px;
  height: 480px;
  background: #111;
  border-radius: 36px;
  border: 2px solid #333;
  padding: 12px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.05);
  position: relative;
}
.mockup-notch {
  width: 80px;
  height: 20px;
  background: #111;
  border-radius: 0 0 14px 14px;
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.mockup-screen {
  background: #1a1a1a;
  border-radius: 26px;
  height: 100%;
  padding: 32px 16px 16px;
  overflow: hidden;
}
.post-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.post-avatar {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  border-radius: 50%;
}
.post-meta { display: flex; flex-direction: column; gap: 2px; }
.post-name { font-size: 0.7rem; font-weight: 600; color: var(--fg); }
.post-time { font-size: 0.6rem; color: var(--fg-muted); }
.post-image {
  width: 100%;
  height: 160px;
  background: linear-gradient(145deg, #2a2a2a, #1e1e1e);
  border-radius: 12px;
  margin-bottom: 12px;
  position: relative;
  overflow: hidden;
}
.post-image::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  background: rgba(245,158,11,0.2);
  border-radius: 50%;
  border: 1px solid rgba(245,158,11,0.3);
}
.post-caption {
  font-size: 0.7rem;
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.5;
}
.post-stats {
  display: flex;
  gap: 12px;
}
.stat {
  font-size: 0.6rem;
  color: var(--fg-muted);
}

/* PLATFORM */
.platform {
  padding: 100px 48px;
  background: var(--bg-2);
}
.platform-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--fg);
  line-height: 1.15;
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}
.feature-card {
  background: var(--card);
  padding: 40px 36px;
  transition: background 0.25s;
}
.feature-card:hover { background: var(--card-hover); }
.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* COMMUNITY */
.community {
  padding: 100px 48px;
  background: var(--bg);
}
.community-inner { max-width: 1100px; margin: 0 auto; }
.community-stats {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 64px;
  padding: 40px;
  background: var(--card);
  border-radius: 16px;
  border: 1px solid var(--border);
}
.stat-item { text-align: center; }
.stat-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
}
.stat-desc {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-top: 4px;
  line-height: 1.4;
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}
.community-body {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 600px;
  line-height: 1.75;
  margin-top: 24px;
}

/* PHILOSOPHY */
.philosophy {
  padding: 100px 48px;
  background: var(--bg-2);
}
.philosophy-inner { max-width: 900px; margin: 0 auto; }
.philosophy-quote {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-style: italic;
  font-weight: 400;
  color: var(--fg);
  line-height: 1.35;
  margin: 40px 0 64px;
  padding-left: 32px;
  border-left: 2px solid var(--accent);
}
.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.principle-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
}
.principle h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}
.principle p {
  font-size: 0.825rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* CLOSING */
.closing {
  padding: 100px 48px 120px;
  background: var(--bg);
}
.closing-inner { max-width: 800px; margin: 0 auto; text-align: center; }
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--fg);
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
}
.closing-body {
  font-size: 1rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.75;
}

/* FOOTER */
.footer {
  padding: 48px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}
.footer-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 24px;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
}
.footer-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .navbar { padding: 14px 20px; }
  .nav-links { gap: 20px; }
  .hero {
    grid-template-columns: 1fr;
    padding: 100px 20px 60px;
    text-align: center;
  }
  .hero-sub { margin: 0 auto 40px; }
  .hero-visual { display: none; }
  .platform { padding: 72px 20px; }
  .feature-grid { grid-template-columns: 1fr; }
  .community { padding: 72px 20px; }
  .community-stats { flex-direction: column; gap: 24px; }
  .stat-divider { width: 40px; height: 1px; }
  .philosophy { padding: 72px 20px; }
  .principles { grid-template-columns: 1fr; gap: 28px; }
  .closing { padding: 72px 20px 96px; }
}