:root {
  --bg: #FAFAF8;
  --surface: #F0EFED;
  --surface-2: #E8E7E4;
  --fg: #0D0D0D;
  --fg-2: #4A4A4A;
  --fg-3: #7A7A7A;
  --accent: #FF3B30;
  --accent-bg: #FFF5F4;
  --success: #1A9E5A;
  --success-bg: #F0FDF4;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 248, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--surface-2);
  padding: 0 40px;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.nav-tagline {
  font-size: 13px;
  color: var(--fg-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Hero */
.hero {
  padding: 96px 40px 80px;
  border-bottom: 1px solid var(--surface-2);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-stat {
  grid-column: 1 / -1;
  display: flex;
  align-items: baseline;
  gap: 20px;
  margin-bottom: -24px;
}

.stat-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 72px;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 15px;
  color: var(--fg-3);
  font-weight: 400;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 44px;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--fg);
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-2);
  line-height: 1.7;
  font-weight: 400;
}

/* Deal cards */
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.deal-card {
  background: white;
  border: 1px solid var(--surface-2);
  border-radius: 12px;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.04);
  transition: transform 0.2s ease;
}

.deal-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08), 0 8px 32px rgba(0,0,0,0.06);
}

.deal-card-2 {
  margin-left: 24px;
  border-left: 3px solid var(--accent);
}

.deal-card-3 {
  margin-left: 48px;
}

.deal-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.deal-merchant {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-3);
}

.deal-time {
  font-size: 11px;
  color: var(--fg-3);
}

.deal-product {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--fg);
}

.deal-prices {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.price-old {
  font-size: 14px;
  color: var(--fg-3);
  text-decoration: line-through;
}

.price-new {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--success);
}

.price-save {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-bg);
  padding: 2px 8px;
  border-radius: 100px;
}

.deal-action {
  margin-top: 4px;
}

.deal-badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--success);
  background: var(--success-bg);
  padding: 4px 10px;
  border-radius: 100px;
}

.deal-badge-code {
  color: #2563EB;
  background: #EFF6FF;
}

.deal-badge-alert {
  color: #D97706;
  background: #FFFBEB;
}

/* Features */
.features {
  padding: 80px 40px;
  border-bottom: 1px solid var(--surface-2);
}

.features-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 36px;
  letter-spacing: -0.02em;
  color: var(--fg);
  max-width: 560px;
  line-height: 1.15;
  margin-bottom: 56px;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 64px;
}

.feature-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 20px;
  align-items: start;
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--surface);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-2);
  flex-shrink: 0;
}

.feature-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.feature-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--fg);
  line-height: 1.3;
}

.feature-desc {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.65;
}

/* Proof */
.proof {
  padding: 80px 40px;
  background: var(--fg);
  color: white;
}

.proof-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.proof-stats {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 56px;
}

.proof-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 48px;
}

.proof-stat:first-child {
  padding-left: 0;
}

.proof-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 56px;
  letter-spacing: -0.03em;
  line-height: 1;
}

.proof-label {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
}

.proof-divider {
  width: 1px;
  height: 64px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

.proof-callout {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 32px 40px;
  max-width: 640px;
}

.proof-text {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  font-style: italic;
  color: white;
  line-height: 1.5;
  margin-bottom: 16px;
}

.proof-source {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}

/* Closing */
.closing {
  padding: 96px 40px;
  border-bottom: 1px solid var(--surface-2);
}

.closing-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.closing-badge {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
}

.closing-badge span {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-3);
  border: 1px solid var(--surface-2);
  padding: 6px 14px;
  border-radius: 100px;
}

.closing-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 56px;
  letter-spacing: -0.03em;
  color: var(--fg);
  line-height: 1.05;
  margin-bottom: 24px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.closing-sub {
  font-size: 18px;
  color: var(--fg-2);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}

/* Footer */
.footer {
  padding: 40px;
  border-top: 1px solid var(--surface-2);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--fg);
}

.footer-desc {
  font-size: 13px;
  color: var(--fg-3);
}

.footer-note {
  font-size: 13px;
  color: var(--fg-3);
  font-weight: 500;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-stat {
    grid-column: 1;
    margin-bottom: 0;
  }

  .stat-number {
    font-size: 56px;
  }

  .hero-headline {
    font-size: 32px;
  }

  .hero-visual {
    margin-left: 0;
  }

  .deal-card-2, .deal-card-3 {
    margin-left: 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .proof-stats {
    flex-direction: column;
    gap: 32px;
  }

  .proof-stat {
    padding: 0;
  }

  .proof-divider {
    width: 100%;
    height: 1px;
  }

  .proof-number {
    font-size: 40px;
  }

  .closing-headline {
    font-size: 36px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 64px 24px 56px;
  }

  .features {
    padding: 56px 24px;
  }

  .proof {
    padding: 56px 24px;
  }

  .closing {
    padding: 64px 24px;
  }

  .nav {
    padding: 0 24px;
  }

  .section-headline {
    font-size: 28px;
  }

  .footer {
    padding: 32px 24px;
  }

  .closing-badge {
    flex-wrap: wrap;
  }
}