/* ============================================
   IndexFast Landing — Design System
   ============================================ */

:root {
  --color-primary: #4f46e5;
  --color-primary-dark: #4338ca;
  --color-primary-light: #818cf8;
  --color-primary-50: #eef2ff;
  --color-primary-100: #e0e7ff;
  --color-accent: #06b6d4;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);
  --shadow-xl: 0 20px 25px rgba(0,0,0,.1), 0 10px 10px rgba(0,0,0,.04);
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --max-w: 1200px;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--color-gray-800);
  line-height: 1.6;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }

img { max-width: 100%; height: auto; }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-gray-200);
  transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: var(--shadow-md); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-gray-900);
}
.nav-logo svg { flex-shrink: 0; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-gray-600);
  transition: color .2s;
}
.nav-links a:hover { color: var(--color-primary); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .85rem;
  color: var(--color-gray-500);
  border: 1px solid var(--color-gray-200);
  border-radius: 6px;
  padding: 4px 10px;
  transition: border-color .2s;
}
.lang-switch:hover { border-color: var(--color-primary-light); }
.lang-switch .active { color: var(--color-primary); font-weight: 600; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  font-size: .9rem;
  font-weight: 600;
  color: #fff;
  background: var(--color-primary);
  border-radius: var(--radius);
  transition: background .2s, transform .15s;
}
.nav-cta:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-1px); }

.nav-mobile-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

/* ---- HERO ---- */
.hero {
  padding: 140px 0 80px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-primary-50) 0%, #fff 100%);
  overflow: hidden;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--color-primary-100);
  color: var(--color-primary);
  border-radius: 99px;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-gray-900);
  max-width: 800px;
  margin: 0 auto 20px;
  letter-spacing: -.02em;
}

.hero h1 .gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--color-gray-500);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all .2s;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(79,70,229,.35);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79,70,229,.4);
}

.btn-secondary {
  background: #fff;
  color: var(--color-gray-700);
  border: 1px solid var(--color-gray-200);
}
.btn-secondary:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.hero-note {
  font-size: .85rem;
  color: var(--color-gray-400);
}

/* ---- LOGOS ---- */
.logos {
  padding: 40px 0 60px;
  text-align: center;
}
.logos p {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-gray-400);
  margin-bottom: 24px;
  font-weight: 600;
}
.logos-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  opacity: .5;
}
.logos-grid svg { height: 28px; width: auto; }

/* ---- ENGINES ---- */
.engines-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 48px;
}
.engine-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: 99px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-gray-700);
  box-shadow: var(--shadow-sm);
}
.engine-pill svg { width: 20px; height: 20px; }

/* ---- SECTION COMMON ---- */
section { padding: 80px 0; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-gray-900);
  margin-bottom: 16px;
  letter-spacing: -.01em;
  line-height: 1.2;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--color-gray-500);
  max-width: 640px;
  line-height: 1.7;
}

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---- HOW IT WORKS ---- */
.how { background: var(--color-gray-50); }

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 56px;
  position: relative;
}

.step {
  text-align: center;
  padding: 40px 24px;
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  position: relative;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.step h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-gray-900);
}
.step p { color: var(--color-gray-500); font-size: .95rem; }

.step-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  color: var(--color-primary);
}

/* ---- FEATURES ---- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.feature-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.feature-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  margin-bottom: 16px;
  color: #fff;
}
.feature-icon.bg-indigo { background: var(--color-primary); }
.feature-icon.bg-cyan { background: var(--color-accent); }
.feature-icon.bg-green { background: var(--color-success); }
.feature-icon.bg-amber { background: var(--color-warning); }
.feature-icon.bg-red { background: var(--color-danger); }
.feature-icon.bg-gray { background: var(--color-gray-600); }

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-gray-900);
}
.feature-card p { color: var(--color-gray-500); font-size: .9rem; line-height: 1.6; }

/* ---- DASHBOARD PREVIEW ---- */
.preview {
  background: var(--color-gray-50);
  overflow: hidden;
}

.preview-window {
  margin-top: 48px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-gray-200);
  background: #fff;
}

.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--color-gray-100);
  border-bottom: 1px solid var(--color-gray-200);
}
.preview-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.preview-dot.r { background: #ef4444; }
.preview-dot.y { background: #f59e0b; }
.preview-dot.g { background: #22c55e; }
.preview-url {
  flex: 1;
  margin-left: 12px;
  padding: 4px 12px;
  background: #fff;
  border-radius: 4px;
  font-size: .8rem;
  color: var(--color-gray-400);
  font-family: var(--font-mono);
}

.preview-body {
  padding: 24px;
}

/* Simulated dashboard */
.dash-sidebar {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
  min-height: 420px;
}

.dash-nav {
  background: var(--color-gray-900);
  padding: 20px 0;
  border-radius: 0;
}
.dash-nav-brand {
  padding: 0 16px 20px;
  font-weight: 700;
  color: #fff;
  font-size: 1rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.dash-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: .85rem;
  color: rgba(255,255,255,.5);
}
.dash-nav-item.active {
  color: #fff;
  background: rgba(255,255,255,.1);
  border-left: 3px solid var(--color-primary-light);
}
.dash-nav-item svg { width: 18px; height: 18px; }

.dash-main {
  padding: 20px 24px;
  background: var(--color-gray-50);
}

.dash-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.dash-stat {
  padding: 16px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
}
.dash-stat-label {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--color-gray-400);
  font-weight: 600;
}
.dash-stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-gray-900);
  margin-top: 4px;
}
.dash-stat-desc {
  font-size: .75rem;
  color: var(--color-gray-400);
  margin-top: 2px;
}
.dash-stat-value.green { color: var(--color-success); }
.dash-stat-value.amber { color: var(--color-warning); }

.dash-chart {
  background: #fff;
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
  margin-bottom: 20px;
}
.dash-chart-title {
  font-size: .85rem;
  font-weight: 700;
  color: var(--color-gray-700);
  margin-bottom: 16px;
}

.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 120px;
  padding: 0 4px;
}
.bar-group {
  flex: 1;
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 100%;
  position: relative;
  padding-bottom: 18px;
}
.bar {
  flex: 1;
  border-radius: 3px 3px 0 0;
  min-height: 4px;
  transition: height 1s ease;
}
.bar.indexed { background: var(--color-success); }
.bar.submitted { background: var(--color-primary); }
.bar.pending { background: var(--color-warning); }
.bar-label {
  font-size: .6rem;
  color: var(--color-gray-400);
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}
.bar-legend {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}
.bar-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .75rem;
  color: var(--color-gray-500);
}
.bar-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.dash-progress-bar {
  height: 8px;
  background: var(--color-gray-200);
  border-radius: 99px;
  overflow: hidden;
  margin: 8px 0;
}
.dash-progress-fill {
  height: 100%;
  border-radius: 99px;
  transition: width 1s ease;
}

.dash-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .8rem;
}
.dash-table th {
  text-align: left;
  padding: 8px;
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-gray-400);
  border-bottom: 2px solid var(--color-gray-200);
  font-weight: 600;
}
.dash-table td {
  padding: 8px;
  border-bottom: 1px solid var(--color-gray-100);
  color: var(--color-gray-600);
}
.dash-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: .7rem;
  font-weight: 600;
}
.dash-badge.green { background: #dcfce7; color: #166534; }
.dash-badge.amber { background: #fef3c7; color: #92400e; }
.dash-badge.red { background: #fee2e2; color: #991b1b; }
.dash-badge.blue { background: #dbeafe; color: #1e40af; }

/* ---- MULTIPLE PREVIEWS ---- */
.preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 40px;
}
.preview-grid .preview-window { margin-top: 0; }

.preview-caption {
  margin-top: 12px;
  font-size: .85rem;
  color: var(--color-gray-500);
  text-align: center;
  font-weight: 500;
}

/* Connections mock */
.conn-section {
  margin-bottom: 16px;
}
.conn-section-title {
  font-size: .8rem;
  font-weight: 700;
  color: var(--color-gray-700);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.conn-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--color-gray-50);
  border-radius: 6px;
  border: 1px solid var(--color-gray-200);
  margin-bottom: 6px;
  font-size: .8rem;
}
.conn-card-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.conn-avatar {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .7rem;
  font-weight: 700;
  color: #fff;
}
.conn-name { font-weight: 600; color: var(--color-gray-700); }
.conn-email { font-size: .7rem; color: var(--color-gray-400); }
.conn-meta { font-size: .7rem; color: var(--color-gray-400); }
.conn-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .75rem;
}
.conn-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.conn-dot.active { background: var(--color-success); }
.conn-dot.inactive { background: var(--color-gray-300); }

/* Site detail mock */
.site-header-mock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-gray-200);
}
.site-title-mock {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-gray-800);
  display: flex;
  align-items: center;
  gap: 8px;
}
.site-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-gray-200);
  margin-bottom: 16px;
}
.site-tab {
  padding: 8px 14px;
  font-size: .8rem;
  font-weight: 500;
  color: var(--color-gray-400);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
}
.site-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.site-kpi-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}
.site-kpi {
  text-align: center;
  padding: 10px 6px;
  background: var(--color-gray-50);
  border-radius: 6px;
}
.site-kpi-val {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-gray-800);
}
.site-kpi-label {
  font-size: .65rem;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: .03em;
}

/* Stacked bar for site detail */
.stacked-bar-mock {
  display: flex;
  height: 12px;
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 16px;
}
.stacked-bar-mock span {
  display: block;
  height: 100%;
}

/* Autopilot mock */
.autopilot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.toggle-mock {
  width: 36px;
  height: 20px;
  border-radius: 10px;
  background: var(--color-success);
  position: relative;
  display: inline-block;
}
.toggle-mock::after {
  content: '';
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  position: absolute;
  top: 2px;
  right: 2px;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
  .preview-grid { grid-template-columns: 1fr; }
  .site-kpi-row { grid-template-columns: repeat(3, 1fr); }
}

/* ---- STATS BANNER ---- */
.stats-banner {
  background: var(--color-gray-900);
  color: #fff;
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item-value {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-item-label {
  font-size: .9rem;
  color: var(--color-gray-400);
  margin-top: 4px;
}

/* ---- PRICING ---- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
  align-items: start;
}

.price-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gray-200);
  padding: 32px 24px;
  position: relative;
  transition: box-shadow .3s, transform .3s;
  background: #fff;
}
.price-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.price-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-lg);
}
.price-card.featured::before {
  content: attr(data-badge);
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  padding: 4px 16px;
  border-radius: 99px;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.price-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-gray-900);
}

.price-amount {
  margin: 16px 0;
}
.price-currency {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-gray-400);
  vertical-align: top;
}
.price-value {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-gray-900);
  line-height: 1;
}
.price-period {
  font-size: .9rem;
  color: var(--color-gray-400);
}

.price-desc {
  font-size: .85rem;
  color: var(--color-gray-500);
  margin-bottom: 24px;
  min-height: 40px;
}

.price-features {
  list-style: none;
  margin-bottom: 28px;
}
.price-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: .9rem;
  color: var(--color-gray-600);
  padding: 6px 0;
}
.price-features li svg {
  flex-shrink: 0;
  margin-top: 2px;
}
.price-features li .check { color: var(--color-success); }
.price-features li .x { color: var(--color-gray-300); }

.price-btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: 12px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: all .2s;
  border: none;
  cursor: pointer;
}
.price-btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.price-btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.price-btn-outline {
  background: #fff;
  color: var(--color-gray-700);
  border: 1px solid var(--color-gray-200);
}
.price-btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ---- BETA CTA ---- */
.beta {
  background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 100%);
  color: #fff;
  text-align: center;
}
.beta .section-title { color: #fff; }
.beta .section-sub { color: rgba(255,255,255,.75); }

.beta-form {
  display: flex;
  max-width: 480px;
  margin: 32px auto 0;
  gap: 12px;
}
.beta-input {
  flex: 1;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 2px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.1);
  color: #fff;
  font-size: 1rem;
  outline: none;
  transition: border-color .2s;
}
.beta-input::placeholder { color: rgba(255,255,255,.5); }
.beta-input:focus { border-color: rgba(255,255,255,.5); }

.beta-submit {
  padding: 14px 28px;
  border-radius: var(--radius);
  border: none;
  background: #fff;
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
  white-space: nowrap;
}
.beta-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,.2);
}

.beta-success {
  display: none;
  padding: 16px 24px;
  background: rgba(255,255,255,.15);
  border-radius: var(--radius);
  margin-top: 16px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.beta-success.show { display: block; }

.beta-note {
  font-size: .85rem;
  color: rgba(255,255,255,.6);
  margin-top: 16px;
}

/* ---- COMPARISON ---- */
.comparison {
  background: var(--color-gray-50);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 48px;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.comparison-table th,
.comparison-table td {
  padding: 14px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: .9rem;
}
.comparison-table th {
  background: var(--color-gray-900);
  color: #fff;
  font-weight: 600;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.comparison-table th:first-child { border-radius: var(--radius-lg) 0 0 0; }
.comparison-table th:last-child { border-radius: 0 var(--radius-lg) 0 0; }
.comparison-table td:first-child { font-weight: 600; color: var(--color-gray-700); }
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table .highlight {
  background: var(--color-primary-50);
  color: var(--color-primary-dark);
  font-weight: 500;
}
.comparison-table th.highlight {
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
}
.comparison-table td.highlight {
  border-left: 2px solid var(--color-primary-light);
  border-right: 2px solid var(--color-primary-light);
}
.comparison-table tr:last-child td.highlight {
  border-bottom: 2px solid var(--color-primary-light);
}

/* ---- FAQ ---- */
.faq-list {
  max-width: 720px;
  margin: 48px auto 0;
}
.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-gray-800);
  text-align: left;
  font-family: var(--font-sans);
}
.faq-question svg {
  flex-shrink: 0;
  transition: transform .3s;
  color: var(--color-gray-400);
}
.faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer-inner {
  padding: 0 0 20px;
  font-size: .95rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--color-gray-900);
  color: var(--color-gray-400);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
.footer-brand {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.footer-desc {
  font-size: .9rem;
  line-height: 1.6;
  color: var(--color-gray-400);
}
.footer h4 {
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--color-gray-300);
  margin-bottom: 16px;
  font-weight: 600;
}
.footer-links {
  list-style: none;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: .9rem;
  color: var(--color-gray-400);
  transition: color .2s;
}
.footer-links a:hover { color: #fff; }

.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .85rem;
}

/* ---- RESPONSIVE ---- */
/* ---- FEATURES 4-COL ---- */
.features-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.features-grid-4 .feature-card { padding: 24px; }
.features-grid-4 .feature-card h3 { font-size: 1rem; }
.features-grid-4 .feature-card p { font-size: .85rem; }

@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .dash-sidebar { grid-template-columns: 1fr; }
  .dash-nav { display: none; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-mobile-btn { display: block; }

  .hero { padding: 120px 0 60px; }
  .hero-actions { flex-direction: column; }

  .steps { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .features-grid-4 { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
  .stats-grid { grid-template-columns: 1fr; }
  .dash-stats { grid-template-columns: repeat(2, 1fr); }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  .comparison-table { font-size: .8rem; }
  .comparison-table th,
  .comparison-table td { padding: 10px 12px; }

  .beta-form { flex-direction: column; }

  .engines-row { gap: 12px; }
  .engine-pill { padding: 8px 14px; font-size: .8rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  section { padding: 60px 0; }
  .dash-stats { grid-template-columns: 1fr; }
}