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

:root {
  --bg: #0A0A0A;
  --surface: #141414;
  --border: #2A2A2A;
  --gold: #B8860B;
  --gold-light: #D4A017;
  --text: #F5F5F5;
  --text-dim: #9A9A9A;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-brand {
  font-size: 1.125rem; font-weight: 700; letter-spacing: 0.02em;
  color: var(--gold);
}
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  font-size: 0.875rem; color: var(--text-dim);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

/* SECTIONS */
.section {
  padding: 6rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2rem; font-weight: 700; margin-bottom: 1rem;
  line-height: 1.2;
}

.section-subtitle {
  color: var(--text-dim); font-size: 1.05rem; max-width: 560px;
}

/* HERO */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: 64px;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem;
  align-items: center; width: 100%;
}
.hero h1 {
  font-size: 3rem; font-weight: 800; line-height: 1.1;
  letter-spacing: -0.02em; margin-bottom: 1.25rem;
}
.hero h1 span { color: var(--gold); }
.hero p {
  font-size: 1.125rem; color: var(--text-dim); margin-bottom: 2rem;
  max-width: 480px; line-height: 1.7;
}
.cta-group { display: flex; gap: 1rem; flex-wrap: wrap; }
.cta {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.875rem 1.75rem; border-radius: 8px;
  font-size: 0.9375rem; font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
}
.cta:hover { transform: translateY(-2px); }
.cta-primary {
  background: var(--gold); color: #0A0A0A;
  box-shadow: 0 0 24px rgba(184,134,11,0.25);
}
.cta-primary:hover { box-shadow: 0 0 32px rgba(184,134,11,0.4); }
.cta-secondary {
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border);
}
.cta-secondary:hover { border-color: var(--gold); }

/* PHONE MOCKUP */
.phone-frame {
  width: 280px; height: 560px; margin: 0 auto;
  border-radius: 36px; border: 3px solid var(--border);
  background: linear-gradient(160deg, #1a1a1a 0%, #0d0d0d 50%, #1a1508 100%);
  position: relative; overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}
.phone-notch {
  width: 120px; height: 24px; background: var(--bg);
  border-radius: 0 0 16px 16px; margin: 0 auto;
}
.phone-screen {
  padding: 2rem 1.25rem; text-align: center;
}
.phone-screen .ps-brand {
  font-size: 0.75rem; font-weight: 700; color: var(--gold);
  letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 2rem;
}
.phone-screen .ps-timer {
  font-size: 2.5rem; font-weight: 700; color: var(--text);
  font-variant-numeric: tabular-nums; margin-bottom: 0.25rem;
}
.phone-screen .ps-label {
  font-size: 0.8rem; color: var(--text-dim); margin-bottom: 2rem;
}
.phone-screen .ps-status {
  display: inline-block; padding: 0.375rem 1rem;
  border-radius: 20px; font-size: 0.75rem; font-weight: 600;
  background: rgba(184,134,11,0.15); color: var(--gold);
  border: 1px solid rgba(184,134,11,0.3);
  margin-bottom: 2.5rem;
}
.phone-screen .ps-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.625rem 0; border-top: 1px solid var(--border);
  font-size: 0.75rem;
}
.phone-screen .ps-row-label { color: var(--text-dim); }
.phone-screen .ps-row-value { color: var(--text); font-weight: 500; }

/* FEATURES */
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
  margin-top: 3rem;
}
.feature-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
}
.feature-card:hover {
  border-color: var(--gold); transform: translateY(-4px);
}
.feature-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: rgba(184,134,11,0.12); border: 1px solid rgba(184,134,11,0.2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem; font-size: 1.25rem; color: var(--gold);
}
.feature-card h3 {
  font-size: 1.0625rem; font-weight: 600; margin-bottom: 0.625rem;
}
.feature-card p {
  font-size: 0.875rem; color: var(--text-dim); line-height: 1.65;
}

/* STEPS */
.steps { margin-top: 3rem; }
.steps-row {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
}
.step {
  text-align: center; padding: 2rem 1.5rem;
  position: relative;
}
.step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(184,134,11,0.12); border: 2px solid var(--gold);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.25rem; font-weight: 700; color: var(--gold);
  margin-bottom: 1.25rem;
}
.step h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; }
.step p { font-size: 0.875rem; color: var(--text-dim); }
.step-connector {
  position: absolute; top: 3.5rem; right: -1rem;
  width: 2rem; height: 2px; background: var(--border);
}

/* ABOUT */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem;
  margin-top: 3rem;
}
.about-text p {
  color: var(--text-dim); margin-bottom: 1.25rem; line-height: 1.7;
}
.about-details {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 2rem;
}
.about-details dl {
  display: grid; grid-template-columns: auto 1fr; gap: 0.75rem 1.5rem;
}
.about-details dt {
  font-size: 0.8125rem; font-weight: 600; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.about-details dd {
  font-size: 0.9375rem;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
}
.footer-copy {
  font-size: 0.8125rem; color: var(--text-dim);
}
.footer-links { display: flex; gap: 2rem; list-style: none; }
.footer-links a {
  font-size: 0.8125rem; color: var(--text-dim);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text); }
.footer-brand {
  font-size: 0.75rem; color: #333; letter-spacing: 0.08em;
}

/* SCROLL ANIMATIONS */
.fade-in {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1; transform: translateY(0);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero h1 { font-size: 2.25rem; }
  .hero p { margin-left: auto; margin-right: auto; }
  .cta-group { justify-content: center; }
  .phone-frame { width: 240px; height: 480px; margin-top: 2rem; }
  .phone-screen .ps-timer { font-size: 2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .steps-row { grid-template-columns: 1fr; gap: 1rem; }
  .step-connector { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .section { padding: 4rem 1.25rem; }
  .section-title { font-size: 1.625rem; }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .cta { width: 100%; justify-content: center; }
  .hero h1 { font-size: 1.875rem; }
}