/* FlipScout — Industrial, warm, scrappy */

:root {
  --bg: #f5f5f0;
  --bg-dark: #1a1a1a;
  --fg: #1a1a1a;
  --fg-muted: #6b6b6b;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --card-bg: #ffffff;
  --border: #e0e0d8;
}

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

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

/* Navbar */
.navbar {
  padding: 20px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 24px;
  letter-spacing: 1px;
  color: var(--fg);
}

/* Hero */
.hero {
  padding: 80px 48px 80px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

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

.hero-eyebrow {
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 24px;
}

.hero-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 88px;
  line-height: 1;
  letter-spacing: 2px;
  color: var(--fg);
  margin-bottom: 28px;
}

.accent-text { color: var(--accent); }

.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 40px;
}

.hero-proof {
  display: flex;
  align-items: center;
  gap: 24px;
}

.proof-stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 36px;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 12px;
  color: var(--fg-muted);
  line-height: 1.4;
  margin-top: 4px;
}
.proof-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Card Stack */
.flip-card-stack {
  position: relative;
  height: 380px;
}

.flip-card {
  position: absolute;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  width: 320px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}

.card-1 {
  bottom: 0;
  left: 0;
  z-index: 1;
}

.card-2 {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -60%);
  z-index: 2;
}

.card-3 {
  top: 0;
  right: 0;
  z-index: 3;
}

.card-label {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 10px;
}

.card-icon {
  margin-bottom: 10px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
}

.card-desc {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* Flywheel */
.flywheel {
  padding: 80px 48px;
  background: var(--bg-dark);
  color: #f5f5f0;
}

.section-header {
  max-width: 1200px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 56px;
  letter-spacing: 1px;
  line-height: 1.1;
  color: #f5f5f0;
}

.section-sub {
  font-size: 16px;
  color: #888;
  margin-top: 16px;
  max-width: 560px;
}

.flywheel-steps {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.step {
  flex: 1;
  min-width: 180px;
}

.step-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}

.step-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 1px;
  color: #f5f5f0;
  margin-bottom: 12px;
}

.step-desc {
  font-size: 14px;
  color: #888;
  line-height: 1.7;
}

.step-arrow { flex-shrink: 0; }

/* Categories */
.categories {
  padding: 80px 48px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.category-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.cat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  transition: box-shadow 0.2s ease;
}

.cat-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.cat-icon { margin-bottom: 16px; }

.cat-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px;
  letter-spacing: 0.5px;
  color: var(--fg);
  margin-bottom: 8px;
}

.cat-detail {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* Revenue */
.revenue {
  padding: 80px 48px;
  background: var(--bg-dark);
  color: #f5f5f0;
}

.revenue-stack {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.rev-layer {
  display: flex;
  align-items: stretch;
  border-bottom: 1px solid #2a2a2a;
}

.rev-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--accent);
  width: 100px;
  padding: 28px 0;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.rev-body {
  padding: 28px 0 28px 32px;
  border-left: 1px solid #2a2a2a;
  flex: 1;
}

.rev-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 0.5px;
  color: #f5f5f0;
  margin-bottom: 8px;
}

.rev-desc {
  font-size: 14px;
  color: #888;
  line-height: 1.7;
  max-width: 600px;
}

.rev-range {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px;
  color: var(--accent);
  margin-top: 8px;
}

.revenue-total {
  max-width: 1200px;
  margin: 48px auto 0;
  text-align: center;
}

.total-label {
  font-size: 14px;
  color: #888;
  margin-bottom: 12px;
}

.total-figure {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 72px;
  color: var(--accent);
  letter-spacing: 2px;
}

/* Closing */
.closing {
  padding: 100px 48px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.closing-inner {
  max-width: 800px;
  margin: 0 auto;
}

.closing-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 60px;
  letter-spacing: 1px;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 28px;
}

.closing-sub {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.8;
  margin-bottom: 40px;
}

.closing-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  font-size: 13px;
  font-weight: 500;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 16px;
  color: var(--fg-muted);
}

/* Footer */
.footer {
  padding: 32px 48px;
  background: var(--bg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px;
  letter-spacing: 1px;
  color: var(--fg);
}

.footer-copy {
  font-size: 13px;
  color: var(--fg-muted);
  font-style: italic;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .flip-card-stack { display: none; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .flywheel-steps { gap: 16px; }
  .step-arrow { display: none; }
}

@media (max-width: 768px) {
  .navbar { padding: 16px 24px; }
  .hero { padding: 48px 24px; }
  .hero-headline { font-size: 64px; }
  .flywheel { padding: 60px 24px; }
  .section-title { font-size: 40px; }
  .categories { padding: 60px 24px; }
  .category-grid { grid-template-columns: 1fr 1fr; }
  .revenue { padding: 60px 24px; }
  .total-figure { font-size: 48px; }
  .closing { padding: 60px 24px; }
  .closing-headline { font-size: 40px; }
  .footer { padding: 24px; flex-direction: column; gap: 12px; }
}

@media (max-width: 480px) {
  .category-grid { grid-template-columns: 1fr; }
  .hero-proof { flex-wrap: wrap; }
  .proof-divider { display: none; }
}