/* ═══════════════════════════════════════════════════════════════
   Black Swan Insurance — AI-Powered Platform
   Design System: Deep Space Neural Interface
═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Orbitron:wght@400;600;700;900&family=Rajdhani:wght@400;500;600;700&display=swap');

/* ─── CSS Variables ─────────────────────────────────────────── */
:root {
  --bg-base:        #04040a;
  --bg-surface:     #080812;
  --bg-card:        rgba(255,255,255,0.035);
  --bg-card-hover:  rgba(255,255,255,0.06);
  --border:         rgba(255,255,255,0.08);
  --border-glow:    rgba(0,162,255,0.3);

  --blue:           #0088ff;
  --blue-bright:    #00aaff;
  --cyan:           #00d4ff;
  --purple:         #7c3aed;
  --purple-bright:  #9d5cf7;
  --gold:           #f59e0b;
  --green:          #10b981;
  --red:            #ef4444;
  --orange:         #f97316;

  --text-primary:   #e8edf5;
  --text-secondary: #8899aa;
  --text-muted:     #4a5568;

  --font-body:    'Inter', system-ui, sans-serif;
  --font-heading: 'Orbitron', sans-serif;
  --font-accent:  'Rajdhani', sans-serif;

  --radius-sm:  8px;
  --radius:     12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --shadow-glow-blue:   0 0 30px rgba(0,136,255,0.25), 0 0 60px rgba(0,136,255,0.1);
  --shadow-glow-purple: 0 0 30px rgba(124,58,237,0.25), 0 0 60px rgba(124,58,237,0.1);
  --shadow-card:        0 8px 32px rgba(0,0,0,0.4);

  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ─── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ─── Neural Canvas Background ──────────────────────────────── */
#neural-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.45;
}

.page-content {
  position: relative;
  z-index: 1;
}

/* ─── Typography ────────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.gradient-text {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 40%, var(--purple-bright) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-gold {
  background: linear-gradient(135deg, var(--gold) 0%, #fbbf24 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Navigation ────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 2rem;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(4,4,10,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,0.5);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 900;
  color: #fff;
  box-shadow: var(--shadow-glow-blue);
  flex-shrink: 0;
}

.nav-name {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.06em;
}

.nav-tagline {
  font-size: 0.65rem;
  color: var(--text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.nav-links a.active {
  color: var(--cyan);
}

.nav-cta {
  background: linear-gradient(135deg, var(--blue), var(--purple)) !important;
  color: #fff !important;
  padding: 8px 20px !important;
  box-shadow: 0 0 20px rgba(0,136,255,0.2);
}

.nav-cta:hover {
  box-shadow: var(--shadow-glow-blue) !important;
  transform: translateY(-1px);
}

/* Hamburger for mobile */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── Hero Section ──────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 2rem 80px;
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,136,255,0.1);
  border: 1px solid rgba(0,136,255,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  animation: fadeInDown 0.6s ease forwards;
}

.hero-badge::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: pulse-dot 2s infinite;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.7s ease 0.1s both;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 3rem;
  font-weight: 400;
  line-height: 1.7;
  animation: fadeInUp 0.7s ease 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeInUp 0.7s ease 0.3s both;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 5rem;
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeInUp 0.7s ease 0.5s both;
}

.hero-stat {
  text-align: center;
}

.hero-stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  display: block;
}

.hero-stat-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 0.925rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: var(--transition);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  color: #fff;
  box-shadow: 0 4px 24px rgba(0,136,255,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,136,255,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  color: var(--cyan);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold), #ef8c00);
  color: #000;
  font-weight: 700;
  box-shadow: 0 4px 24px rgba(245,158,11,0.3);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(245,158,11,0.45);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.82rem;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ─── Cards ─────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card), var(--shadow-glow-blue);
}

.card-glow-purple:hover {
  border-color: rgba(124,58,237,0.3);
  box-shadow: var(--shadow-card), var(--shadow-glow-purple);
}

/* ─── Sections ──────────────────────────────────────────────── */
.section {
  padding: 100px 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
  display: block;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ─── Features Grid ─────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  padding: 2rem;
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.feature-icon.blue  { background: rgba(0,136,255,0.15); }
.feature-icon.purple{ background: rgba(124,58,237,0.15); }
.feature-icon.cyan  { background: rgba(0,212,255,0.15); }
.feature-icon.gold  { background: rgba(245,158,11,0.15); }
.feature-icon.green { background: rgba(16,185,129,0.15); }

.feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.feature-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ─── Services Cards ────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.service-card {
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover::before {
  opacity: 1;
}

.service-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.badge-blue   { background: rgba(0,136,255,0.15); color: var(--blue-bright); border: 1px solid rgba(0,136,255,0.2); }
.badge-purple { background: rgba(124,58,237,0.15); color: var(--purple-bright); border: 1px solid rgba(124,58,237,0.2); }
.badge-green  { background: rgba(16,185,129,0.15); color: #34d399; border: 1px solid rgba(16,185,129,0.2); }
.badge-gold   { background: rgba(245,158,11,0.15); color: var(--gold); border: 1px solid rgba(245,158,11,0.2); }
.badge-cyan   { background: rgba(0,212,255,0.15); color: var(--cyan); border: 1px solid rgba(0,212,255,0.2); }

.service-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
}

.service-desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-features {
  list-style: none;
  margin-bottom: 2rem;
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  padding: 5px 0;
}

.service-features li::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ─── Analyze Page ──────────────────────────────────────────── */
.analyze-hero {
  padding-top: 100px;
  padding-bottom: 2rem;
  text-align: center;
}

.analyze-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 2rem 80px;
}

.capture-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.capture-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 2.5rem 1.5rem;
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-body);
  color: var(--text-secondary);
  text-align: center;
}

.capture-btn:hover,
.capture-btn.active {
  background: var(--bg-card-hover);
  border-color: var(--blue);
  color: var(--text-primary);
  box-shadow: 0 0 20px rgba(0,136,255,0.2);
}

.capture-btn-icon {
  font-size: 2.5rem;
  line-height: 1;
}

.capture-btn-label {
  font-size: 1.05rem;
  font-weight: 600;
}

.capture-btn-hint {
  font-size: 0.8rem;
  opacity: 0.6;
}

/* Webcam Panel */
.webcam-panel {
  display: none;
  margin-bottom: 2rem;
}

.webcam-panel.active {
  display: block;
}

.webcam-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border);
  background: #000;
  aspect-ratio: 16/9;
  max-height: 440px;
}

.webcam-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.webcam-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.face-guide {
  width: 200px;
  height: 240px;
  border: 2px dashed rgba(0,212,255,0.5);
  border-radius: 50%;
  box-shadow: 0 0 0 9999px rgba(0,0,0,0.3);
}

.webcam-controls {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  justify-content: center;
}

/* Upload Panel */
.upload-panel {
  display: none;
  margin-bottom: 2rem;
}

.upload-panel.active {
  display: block;
}

.upload-drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.upload-drop-zone:hover,
.upload-drop-zone.drag-over {
  border-color: var(--blue);
  background: rgba(0,136,255,0.04);
}

.upload-drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.upload-icon { font-size: 3rem; margin-bottom: 1rem; }
.upload-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.5rem; }
.upload-hint  { color: var(--text-muted); font-size: 0.85rem; }

/* Preview */
.preview-panel {
  display: none;
  margin-bottom: 2rem;
}

.preview-panel.active {
  display: block;
}

.preview-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border-glow);
  background: #000;
  max-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preview-wrapper img {
  max-width: 100%;
  max-height: 400px;
  object-fit: contain;
  display: block;
}

.preview-remove {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0,0,0,0.7);
  border: 1px solid var(--border);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}

.preview-remove:hover {
  background: rgba(239,68,68,0.3);
  border-color: var(--red);
}

.analyze-action {
  text-align: center;
  margin-bottom: 3rem;
}

/* Processing Overlay */
.processing-overlay {
  display: none;
  padding: 3rem;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  margin-bottom: 2rem;
}

.processing-overlay.active {
  display: block;
}

.processing-spinner {
  width: 64px;
  height: 64px;
  border: 3px solid var(--border);
  border-top-color: var(--cyan);
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  animation: spin 1s linear infinite;
}

.processing-steps {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.processing-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.processing-step.active {
  color: var(--cyan);
}

.processing-step.done {
  color: var(--green);
}

.step-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

/* ─── Results Section ───────────────────────────────────────── */
.results-section {
  display: none;
}

.results-section.active {
  display: block;
  animation: fadeInUp 0.5s ease both;
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.results-title {
  font-size: 1.4rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.metric-card {
  padding: 1.5rem;
  text-align: center;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.metric-card:hover {
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
}

.metric-icon {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
  display: block;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  display: block;
  margin-bottom: 0.25rem;
}

.metric-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.metric-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  display: block;
}

/* Life Expectancy Card */
.life-expectancy-card {
  padding: 2.5rem;
  margin-bottom: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.le-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3rem;
  align-items: center;
}

.le-gauge-wrapper {
  position: relative;
  width: 180px;
  flex-shrink: 0;
}

.le-gauge-wrapper canvas {
  display: block;
}

.le-gauge-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.le-years-value {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
  display: block;
}

.le-years-label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
  display: block;
}

.le-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.le-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(255,255,255,0.025);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.le-detail-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.le-detail-value {
  font-weight: 700;
  font-size: 0.95rem;
}

/* Risk Score */
.risk-card {
  padding: 2rem;
  margin-bottom: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.risk-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.risk-score-badge {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  padding: 8px 20px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.05);
}

.risk-bar-container {
  height: 12px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.risk-bar-fill {
  height: 100%;
  border-radius: 100px;
  transition: width 1.5s cubic-bezier(0.4,0,0.2,1);
  width: 0;
}

.risk-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.risk-factors {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.risk-factor-tag {
  padding: 5px 12px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid;
}

.tag-good   { color: var(--green); background: rgba(16,185,129,0.1); border-color: rgba(16,185,129,0.2); }
.tag-warn   { color: var(--gold); background: rgba(245,158,11,0.1); border-color: rgba(245,158,11,0.2); }
.tag-danger { color: var(--red); background: rgba(239,68,68,0.1); border-color: rgba(239,68,68,0.2); }

/* Insurance Recommendations */
.recommendations-section {
  margin-top: 2rem;
}

.rec-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  font-family: var(--font-heading);
}

.rec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.rec-card {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.rec-card.recommended {
  border-color: rgba(0,136,255,0.35);
  background: rgba(0,136,255,0.05);
}

.rec-card.recommended::after {
  content: 'Recommended';
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--cyan);
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 100px;
  padding: 2px 10px;
}

.rec-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.rec-card-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  display: block;
}

.rec-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.rec-card-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.rec-card-price {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.rec-card-price span {
  font-weight: 700;
  color: var(--cyan);
  font-size: 1rem;
}

/* ─── Footer ─────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  background: rgba(4,4,10,0.6);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--cyan);
}

.footer-bottom {
  max-width: 1200px;
  margin: 2rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--cyan);
}

/* ─── Divider ────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0;
}

/* ─── Error / Alert ─────────────────────────────────────────── */
.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 1.5rem;
}

.alert-error {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.25);
  color: #fca5a5;
  flex-direction: column;
  align-items: flex-start;
}

.alert-error .error-suggestions {
  margin: 0.5rem 0 0;
  padding: 0 0 0 1.25rem;
  list-style: disc;
  font-size: 0.82rem;
  opacity: 0.85;
  line-height: 1.7;
}

.alert-warning {
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.25);
  color: #fcd34d;
}

.alert-info {
  background: rgba(0,136,255,0.1);
  border: 1px solid rgba(0,136,255,0.25);
  color: var(--cyan);
}

/* ─── CTA Section ───────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, rgba(0,136,255,0.08) 0%, rgba(124,58,237,0.08) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0,136,255,0.08), transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  margin-bottom: 1rem;
}

.cta-desc {
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

/* ─── Scroll Reveal ─────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Animations ─────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(0,136,255,0.2); }
  50%       { box-shadow: 0 0 40px rgba(0,136,255,0.5); }
}

@keyframes count-up {
  from { opacity: 0; transform: scale(0.8); }
  to   { opacity: 1; transform: scale(1); }
}

/* ─── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ─── Deep Analysis (Video) ─────────────────────────────────── */
.deep-analysis-card,
.deep-results-card {
  margin-top: 2rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
}

.deep-analysis-title {
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.deep-analysis-subtitle {
  color: var(--text-muted);
  font-size: 0.86rem;
  margin-bottom: 1rem;
}

.deep-live-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #000;
  aspect-ratio: 16 / 9;
}

#deep-video,
#deep-mesh-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#deep-video {
  object-fit: cover;
}

.deep-status-pill {
  position: absolute;
  left: 10px;
  top: 10px;
  z-index: 3;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.deep-face-guide {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(56%, 320px);
  aspect-ratio: 0.78;
  transform: translate(-50%, -50%);
  border: 2px solid rgba(0, 212, 255, 0.85);
  border-radius: 45% / 50%;
  box-shadow: 0 0 18px rgba(0, 212, 255, 0.3);
  pointer-events: none;
  z-index: 2;
}

.deep-guide-text {
  margin-top: 0.7rem;
  margin-bottom: 0.2rem;
  font-size: 0.79rem;
  color: var(--text-secondary);
}

.deep-progress-wrap {
  margin-top: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.deep-progress-bar {
  flex: 1;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

#deep-progress-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  transition: width 0.2s linear;
}

#deep-progress-text {
  min-width: 74px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.deep-controls {
  margin-top: 1rem;
}

.deep-hint {
  margin-top: 0.75rem;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.deep-results-card {
  display: none;
}

.deep-results-card.active {
  display: block;
}

.deep-results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.deep-request-id {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.deep-videos-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.deep-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.deep-video-panel,
.deep-metric-table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem;
  background: rgba(255, 255, 255, 0.02);
}

.deep-video-panel h3,
.deep-metric-table-wrap h3 {
  font-size: 0.84rem;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

#deep-color-video,
#deep-motion-video {
  width: 100%;
  border-radius: 8px;
  background: #000;
}

.deep-metric-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.deep-metric-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.42rem 0;
}

.deep-metric-table tr:last-child td {
  border-bottom: none;
}

.deep-metric-table td:last-child {
  text-align: right;
  color: var(--text-primary);
  font-weight: 600;
}

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .le-content { grid-template-columns: 1fr; text-align: center; }
  .le-gauge-wrapper { margin: 0 auto; }
  .deep-videos-grid,
  .deep-metrics-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .navbar { padding: 0 1.25rem; }

  .nav-links {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(4,4,10,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    z-index: 99;
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-links a { padding: 12px 16px; width: 100%; }
  .nav-toggle { display: flex; }

  .section { padding: 60px 1.25rem; }
  .hero { padding: 110px 1.25rem 60px; }
  .capture-options { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }

  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }

  .features-grid,
  .services-grid { grid-template-columns: 1fr; }

  .hero-stats { gap: 2rem; }
}

@media (max-width: 480px) {
  .metrics-grid { grid-template-columns: 1fr 1fr; }
  .rec-grid { grid-template-columns: 1fr; }
  .btn-lg { padding: 14px 24px; font-size: 0.95rem; }
}