:root {
  --bg: #FAFAF8;
  --bg-warm: #F5F0E8;
  --fg: #1A1A2E;
  --fg-muted: #6B6B7B;
  --accent: #F97316;
  --accent-light: #FFF4ED;
  --card-bg: #FFFFFF;
  --border: #E8E4DC;
  --radius: 12px;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

/* ── Nav ── */
.nav {
  padding: 20px 32px;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
}
.nav-tagline {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

/* ── Hero ── */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 72px 32px 56px;
}
.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 56px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
}
.hero-headline .accent {
  color: var(--accent);
}
.hero-sub {
  margin-top: 20px;
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 420px;
}

/* Phone mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}
.phone-mockup {
  position: relative;
}
.phone-frame {
  width: 220px;
  background: #111;
  border-radius: 36px;
  padding: 14px;
  box-shadow: 0 32px 64px rgba(0,0,0,0.18), 0 0 0 1px rgba(0,0,0,0.1);
}
.phone-screen {
  background: #F97316;
  border-radius: 26px;
  height: 420px;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}
.camera-overlay {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #FF8C42 0%, #F97316 50%, #E8600C 100%);
}
.viewfinder {
  width: 160px;
  height: 160px;
  position: relative;
}
.vf-corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: white;
  border-style: solid;
  border-width: 0;
  opacity: 0.8;
}
.vf-corner.tl { top: 0; left: 0; border-top-width: 3px; border-left-width: 3px; border-top-left-radius: 4px; }
.vf-corner.tr { top: 0; right: 0; border-top-width: 3px; border-right-width: 3px; border-top-right-radius: 4px; }
.vf-corner.bl { bottom: 0; left: 0; border-bottom-width: 3px; border-left-width: 3px; border-bottom-left-radius: 4px; }
.vf-corner.br { bottom: 0; right: 0; border-bottom-width: 3px; border-right-width: 3px; border-bottom-right-radius: 4px; }
.capture-ring {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 72px; height: 72px;
  border: 3px solid white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.inner-ring {
  width: 56px; height: 56px;
  border: 2px solid rgba(255,255,255,0.6);
  border-radius: 50%;
}
.ui-bar {
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(8px);
  padding: 10px 16px;
  display: flex;
  align-items: center;
}
.ui-dots {
  display: flex;
  gap: 5px;
}
.ui-dots span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
}
.ui-dots span:first-child { background: rgba(255,255,255,0.9); }

/* Stats row */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.stat {
  flex: 1;
  padding: 20px 28px;
  text-align: center;
}
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
}
.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--fg-muted);
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-div {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ── How ── */
.how {
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 32px;
}
.section-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
}
.steps {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}
.step {
  padding: 0 20px;
}
.step-num {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.step-icon {
  margin-bottom: 16px;
}
.step h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.step p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
}
.step-connector {
  width: 1px;
  height: 100px;
  background: linear-gradient(to bottom, var(--border), var(--accent), var(--border));
  margin-top: 40px;
  opacity: 0.4;
}

/* ── Features ── */
.features {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 32px;
}
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.feature-card.accent-card {
  background: var(--accent-light);
  border-color: rgba(249, 115, 22, 0.2);
}
.feature-icon {
  margin-bottom: 20px;
}
.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ── Platforms ── */
.platforms {
  background: var(--fg);
  color: white;
  padding: 72px 32px;
  text-align: center;
}
.platforms .section-label {
  color: var(--accent);
}
.platform-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 32px 0 24px;
}
.platform-badge {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
}
.platform-note {
  color: rgba(255,255,255,0.45);
  font-size: 0.875rem;
}

/* ── Closing ── */
.closing {
  max-width: 680px;
  margin: 0 auto;
  padding: 96px 32px;
  text-align: center;
}
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.closing p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px;
  text-align: center;
}
.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 8px;
}
.footer-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-visual { order: -1; }
  .phone-frame { width: 180px; }
  .phone-screen { height: 340px; }
  .viewfinder { width: 120px; height: 120px; }
  .capture-ring { width: 56px; height: 56px; }
  .inner-ring { width: 42px; height: 42px; }
  .hero-stats { flex-direction: column; }
  .stat-div { width: 80px; height: 1px; }
  .steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .step-connector { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .hero { padding: 48px 20px 40px; }
  .how { padding: 56px 20px; }
  .features { padding: 56px 20px; }
  .closing { padding: 64px 20px; }
  .nav-tagline { display: none; }
  .nav { padding: 16px 20px; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 2.4rem; }
  .stat { padding: 16px 20px; }
  .feature-card { padding: 24px; }
}