/* ==========================================================================
   YASSIN SOBH - GENAI AUTOMOTIVE FITMENT, ML & BUSINESS INTELLIGENCE
   Design System, Glassmorphism, Micro-interactions, and Modern Typography
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Color Tokens - Dark Mode (Default) */
  --bg-primary: #090d16;
  --bg-secondary: #0f172a;
  --bg-surface: #131d31;
  --bg-surface-elevated: #1a2742;
  --bg-glass: rgba(19, 29, 49, 0.75);
  --bg-glass-card: rgba(26, 39, 66, 0.55);
  --bg-glass-input: rgba(15, 23, 42, 0.65);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glass: rgba(255, 255, 255, 0.12);
  --border-focus: #06b6d4;
  --border-hover: rgba(6, 182, 212, 0.4);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #090d16;

  /* Accent Color Palette */
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.35);
  --accent-indigo: #6366f1;
  --accent-indigo-glow: rgba(99, 102, 241, 0.35);
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.3);
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-rose-glow: rgba(244, 63, 94, 0.3);
  --accent-whatsapp: #25d366;
  --accent-whatsapp-glow: rgba(37, 211, 102, 0.3);

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);
  --grad-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  --grad-badge: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(99, 102, 241, 0.15));

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 30px var(--accent-cyan-glow);

  /* Typography */
  --font-display: 'Syne', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-width: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
}

/* Light Mode Overrides */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-glass-card: rgba(255, 255, 255, 0.75);
  --bg-glass-input: #f8fafc;

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-glass: rgba(0, 0, 0, 0.1);
  --border-focus: #0284c7;
  --border-hover: rgba(2, 132, 199, 0.3);

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --accent-cyan: #0284c7;
  --accent-cyan-glow: rgba(2, 132, 199, 0.2);
  --accent-indigo: #4f46e5;
  --accent-indigo-glow: rgba(79, 70, 229, 0.2);
  --accent-emerald: #059669;
  --accent-amber: #d97706;
  --accent-rose: #e11d48;

  --grad-primary: linear-gradient(135deg, #0284c7 0%, #4f46e5 100%);
  --grad-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(241, 245, 249, 0.6) 100%);
  --grad-badge: linear-gradient(135deg, rgba(2, 132, 199, 0.08), rgba(79, 70, 229, 0.08));

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 30px rgba(2, 132, 199, 0.15);
}

/* --------------------------------------------------------------------------
   2. Reset & Global Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
  min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-surface-elevated);
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: 100px;
  padding-bottom: 100px;
  position: relative;
}

/* Typography Helpers */
.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--grad-badge);
  border: 1px solid var(--border-glass);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.section-tag i {
  width: 16px;
  height: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.8vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.08rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   3. Ambient Background & Mesh Glow
   -------------------------------------------------------------------------- */
.ambient-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.22;
  mix-blend-mode: screen;
  transition: transform 12s ease-in-out infinite alternate;
}

[data-theme="light"] .glow-orb {
  mix-blend-mode: normal;
  opacity: 0.12;
  filter: blur(90px);
}

.orb-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
  top: -120px;
  left: -100px;
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.orb-2 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, var(--accent-indigo) 0%, transparent 70%);
  top: 40%;
  right: -150px;
  animation: floatOrb 22s ease-in-out infinite alternate-reverse;
}

.orb-3 {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, var(--accent-emerald) 0%, transparent 70%);
  bottom: -100px;
  left: 20%;
  animation: floatOrb 16s ease-in-out infinite alternate;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
}

[data-theme="light"] .grid-overlay {
  background-image: 
    linear-gradient(to right, rgba(0, 0, 0, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.08); }
  100% { transform: translate(-40px, 70px) scale(0.95); }
}

/* --------------------------------------------------------------------------
   4. Buttons & Badges
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: all var(--transition-base);
  position: relative;
  white-space: nowrap;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn-xs {
  padding: 6px 12px;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  border: 1px solid transparent;
  box-shadow: 0 4px 16px var(--accent-cyan-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-cyan-glow);
  color: #ffffff;
}

.btn-outline {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 16px var(--accent-whatsapp-glow);
}

.btn-whatsapp:hover {
  background: #20ba5a;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
}

.btn-glow {
  animation: pulseGlow 3s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 4px 16px var(--accent-cyan-glow); }
  50% { box-shadow: 0 4px 28px rgba(6, 182, 212, 0.6); }
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: rotate(15deg);
}

/* --------------------------------------------------------------------------
   5. Site Header & Floating Navbar
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 24px;
}

.header-container {
  max-width: var(--container-width);
  margin: 0 auto;
  height: 66px;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 38px;
  height: 38px;
  background: var(--grad-primary);
  color: #ffffff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.05em;
  box-shadow: 0 2px 10px var(--accent-cyan-glow);
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.1;
}

.logo-text strong {
  font-weight: 800;
  color: var(--accent-cyan);
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: width var(--transition-fast);
  border-radius: var(--radius-full);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Theme Icon visibility */
[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-elevated);
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-glass);
  z-index: 1000;
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: right var(--transition-smooth);
  box-shadow: var(--shadow-lg);
}

.mobile-drawer.open {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.close-drawer {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 18px;
  flex: 1;
}

.drawer-link {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.drawer-link:hover {
  color: var(--accent-cyan);
}

.drawer-footer {
  padding-top: 20px;
  border-top: 1px solid var(--border-glass);
}

.w-full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   6. Hero / Cover Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: 150px;
  padding-bottom: 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: var(--grad-badge);
  border: 1px solid var(--border-glass);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 24px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: blink 2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.4vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
}

.hero-bio {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-bio strong {
  color: var(--text-primary);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.hero-socials {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.social-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-chip i {
  width: 15px;
  height: 15px;
  color: var(--accent-cyan);
}

.social-chip:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-cyan);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.location-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 8px 12px;
}

.location-badge i {
  width: 15px;
  height: 15px;
  color: var(--accent-rose);
}

/* Hero Showcase Glass Card */
.hero-visual {
  position: relative;
}

.glass-showcase-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.glass-showcase-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.showcase-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border-glass);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.showcase-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-emerald);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
  animation: blink 1.5s infinite;
}

.showcase-body {
  padding: 22px;
}

.mini-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.mini-metric {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 14px;
  transition: border-color var(--transition-fast);
}

.mini-metric:hover {
  border-color: var(--border-hover);
}

.mini-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.mini-value {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 6px;
}

.mini-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.mini-trend.positive { color: var(--accent-emerald); }
.mini-trend.neutral { color: var(--accent-cyan); }
.mini-trend.alert { color: var(--accent-rose); }
.mini-trend i { width: 13px; height: 13px; }

.mini-chart-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
}

.mini-chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.mini-chart-header .tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 8px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-indigo);
  border-radius: var(--radius-sm);
}

.showcase-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-cyan);
  font-weight: 600;
}

.footer-badge i { width: 14px; height: 14px; }
.footer-hint { font-style: italic; }

/* Floating Badges */
.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  z-index: 2;
  transition: transform var(--transition-base);
}

.floating-badge:hover {
  transform: translateY(-4px);
}

.badge-top-right {
  top: -24px;
  right: -24px;
}

.badge-bottom-left {
  bottom: -24px;
  left: -24px;
}

.badge-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-icon i { width: 20px; height: 20px; }

.badge-content {
  display: flex;
  flex-direction: column;
  font-size: 0.8rem;
}

.badge-content strong {
  font-size: 0.92rem;
  color: var(--text-primary);
}

.badge-content span {
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   7. About Section: The Commercial Data & Engineering Bridge
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 36px;
  align-items: stretch;
}

.about-narrative-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.quote-symbol {
  position: absolute;
  top: 20px;
  right: 30px;
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 1;
  color: rgba(6, 182, 212, 0.12);
  pointer-events: none;
}

.narrative-lead {
  font-size: 1.22rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.narrative-body {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 18px;
}

.narrative-body strong {
  color: var(--text-primary);
}

.narrative-highlights {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
}

.highlight-icon {
  width: 24px;
  height: 24px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.highlight-item strong {
  color: var(--text-primary);
  margin-right: 4px;
}

.highlight-item span {
  color: var(--text-secondary);
}

/* Comparison Card */
.about-comparison-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-heading {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.comparison-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  margin-bottom: 12px;
}

.comparison-row.vs-problem {
  background: rgba(244, 63, 94, 0.06);
  border-color: rgba(244, 63, 94, 0.15);
}

.comparison-row.vs-problem .comp-icon {
  background: rgba(244, 63, 94, 0.2);
  color: var(--accent-rose);
}

.comparison-row.vs-solution {
  background: rgba(6, 182, 212, 0.08);
  border-color: rgba(6, 182, 212, 0.25);
}

.comparison-row.vs-solution .comp-icon {
  background: var(--grad-primary);
  color: #fff;
}

.comp-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.comp-details h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.comp-details p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.bridge-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--border-glass);
}

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

.b-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.b-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   8. GenAI Automotive Solutions Showcase
   -------------------------------------------------------------------------- */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.solution-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

.solution-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.solution-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 20px;
}

.solution-icon.bg-cyan { background: linear-gradient(135deg, #06b6d4, #0284c7); }
.solution-icon.bg-indigo { background: linear-gradient(135deg, #6366f1, #4338ca); }
.solution-icon.bg-emerald { background: linear-gradient(135deg, #10b981, #059669); }
.solution-icon.bg-amber { background: linear-gradient(135deg, #f59e0b, #d97706); }

.solution-icon i { width: 24px; height: 24px; }

.solution-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.25;
}

.solution-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.solution-perks {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.solution-perks li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.solution-perks li i {
  width: 15px;
  height: 15px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   9. Interactive Demonstration Lab (Tabs & Simulators)
   -------------------------------------------------------------------------- */
.demo-tabs-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.demo-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.demo-tab-btn i { width: 20px; height: 20px; }

.demo-tab-btn:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-cyan);
  color: var(--text-primary);
}

.demo-tab-btn.active {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-cyan);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-cyan-glow);
}

.tab-pill-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  text-transform: uppercase;
}

.demo-container {
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.demo-container.active {
  display: block;
}

.dash-sim-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 24px;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid var(--border-glass);
}

.dash-sim-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.live-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: blink 2s infinite;
}

.dash-sim-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}

.source-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-elevated);
}

.dash-sim-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* YMM Fitment Selector Bar */
.ymm-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px 24px;
  background: var(--bg-surface-elevated);
  border-bottom: 1px solid var(--border-glass);
}

.ymm-select {
  padding: 8px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  outline: none;
  transition: border-color var(--transition-fast);
}

.ymm-select:focus {
  border-color: var(--accent-cyan);
}

/* Fitment Status Banner */
.fitment-status-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  background: rgba(16, 185, 129, 0.08);
  border-bottom: 1px solid rgba(16, 185, 129, 0.2);
}

.fitment-status-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.fitment-status-icon i { width: 22px; height: 22px; }

.fitment-status-info {
  flex: 1;
}

.fitment-status-info h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent-emerald);
  margin-bottom: 2px;
}

.fitment-status-info p {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.fitment-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* 3-Tier Parts Comparison Grid */
.parts-comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  padding: 24px;
}

.part-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

.part-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.part-card.featured-part {
  border-color: rgba(6, 182, 212, 0.4);
  background: linear-gradient(180deg, rgba(6, 182, 212, 0.08) 0%, rgba(19, 29, 49, 0.7) 100%);
}

.part-badge-ribbon {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: var(--grad-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.part-tier-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  width: fit-content;
}

.part-tier-tag.oem { background: rgba(99, 102, 241, 0.15); color: var(--accent-indigo); }
.part-tier-tag.aftermarket { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
.part-tier-tag.commercial { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

.part-image-box {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 14px;
}

.part-image-box i { width: 26px; height: 26px; }

.part-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.3;
}

.part-sku {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.part-specs {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
  flex: 1;
}

.stock-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
}

.stock-status.in-stock { color: var(--accent-emerald); }
.stock-status i { width: 13px; height: 13px; }

.part-pricing {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border-glass);
}

.part-price {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
}

.part-margin-tag {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
}

.part-margin-tag.best-val { color: var(--accent-cyan); }
.part-margin-tag.econ { color: var(--accent-amber); }

/* AI Chat Sandbox */
.ai-chat-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  height: 180px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 12px;
}

.chat-msg {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.chat-msg.user {
  flex-direction: row-reverse;
}

.chat-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chat-avatar i { width: 16px; height: 16px; }

.chat-bubble {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 0.85rem;
  line-height: 1.5;
  max-width: 85%;
}

.chat-msg.user .chat-bubble {
  background: var(--grad-primary);
  color: #fff;
  border-color: transparent;
}

.ai-quick-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.quick-prompt-chip {
  font-size: 0.75rem;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.quick-prompt-chip:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.ai-chat-input-bar {
  display: flex;
  gap: 8px;
}

.ai-chat-input-bar input {
  flex: 1;
  padding: 8px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
}

.ai-chat-input-bar input:focus {
  border-color: var(--accent-cyan);
}

/* WhatsApp Preview Card */
.whatsapp-preview-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.wa-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-glass);
}

.wa-icon {
  width: 28px;
  height: 28px;
  color: #25d366;
}

.wa-online {
  display: block;
  font-size: 0.72rem;
  color: var(--accent-emerald);
}

.wa-body {
  background: rgba(37, 211, 102, 0.05);
  border: 1px solid rgba(37, 211, 102, 0.2);
  border-radius: var(--radius-md);
  padding: 14px;
}

.wa-bubble {
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   10. Service Packages & Pricing
   -------------------------------------------------------------------------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin-bottom: 40px;
}

.pricing-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

.pricing-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured-pricing {
  border-color: rgba(6, 182, 212, 0.4);
  background: linear-gradient(180deg, rgba(6, 182, 212, 0.07) 0%, rgba(19, 29, 49, 0.75) 100%);
}

.featured-ribbon {
  position: absolute;
  top: 18px;
  right: 20px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--grad-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.pricing-tier-header {
  margin-bottom: 24px;
}

.tier-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.tier-target {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.pricing-price-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 28px;
  text-align: center;
}

.price-main {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
}

.price-main .currency {
  font-size: 0.95rem;
  color: var(--accent-cyan);
}

.price-main .term {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.price-sub {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-emerald);
  margin-top: 4px;
}

.price-alt {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex: 1;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.pricing-features li i {
  width: 16px;
  height: 16px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-features li strong {
  color: var(--text-primary);
}

.trial-guarantee-banner {
  background: var(--bg-glass-card);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.guarantee-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.guarantee-icon i { width: 24px; height: 24px; }

.guarantee-content {
  flex: 1;
}

.guarantee-content h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--accent-cyan);
}

.guarantee-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. Skills Matrix
   -------------------------------------------------------------------------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 24px;
}

.skill-category-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.skill-category-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.skill-cat-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.cat-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.cat-icon.bg-cyan { background: linear-gradient(135deg, #06b6d4, #0284c7); }
.cat-icon.bg-indigo { background: linear-gradient(135deg, #6366f1, #4338ca); }
.cat-icon.bg-amber { background: linear-gradient(135deg, #f59e0b, #d97706); }
.cat-icon.bg-emerald { background: linear-gradient(135deg, #10b981, #059669); }

.cat-icon i { width: 24px; height: 24px; }

.cat-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.2;
}

.cat-badge {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

.cat-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 22px;
  flex: 1;
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.skill-chip i {
  width: 12px;
  height: 12px;
  color: var(--accent-cyan);
}

.skill-chip.active {
  color: var(--text-primary);
  font-weight: 600;
  background: rgba(6, 182, 212, 0.08);
  border-color: rgba(6, 182, 212, 0.25);
}

.skill-chip:hover {
  border-color: var(--accent-cyan);
  color: var(--text-primary);
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   12. Work Experience Timeline
   -------------------------------------------------------------------------- */
.timeline-wrapper {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
}

.timeline-item {
  display: flex;
  gap: 28px;
  position: relative;
}

.timeline-item:not(:last-child) {
  margin-bottom: 36px;
}

.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.marker-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 14px var(--accent-cyan-glow);
  border: 3px solid var(--bg-primary);
  z-index: 2;
}

.marker-line {
  width: 2px;
  flex: 1;
  background: linear-gradient(to bottom, var(--accent-cyan), rgba(99, 102, 241, 0.2));
  margin-top: 8px;
}

.timeline-item:last-child .marker-line {
  display: none;
}

.timeline-card {
  flex: 1;
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 30px;
  transition: all var(--transition-smooth);
}

.timeline-card:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.timeline-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.timeline-role {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.timeline-sub {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-cyan);
}

.experience-tag {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
}

.timeline-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 18px;
}

.timeline-takeaways {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.takeaway-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.takeaway-pill i {
  width: 14px;
  height: 14px;
  color: var(--accent-indigo);
}

/* --------------------------------------------------------------------------
   13. Achievements Section
   -------------------------------------------------------------------------- */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.achievement-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.achievement-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.achieve-num-badge {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.05);
  line-height: 1;
}

[data-theme="light"] .achieve-num-badge {
  color: rgba(0, 0, 0, 0.05);
}

.achieve-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 20px;
}

.achieve-icon-wrap.bg-cyan { background: linear-gradient(135deg, #06b6d4, #0284c7); }
.achieve-icon-wrap.bg-indigo { background: linear-gradient(135deg, #6366f1, #4338ca); }
.achieve-icon-wrap.bg-emerald { background: linear-gradient(135deg, #10b981, #059669); }
.achieve-icon-wrap i { width: 26px; height: 26px; }

.achieve-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.achieve-body {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.achieve-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-cyan);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   14. Testimonials
   -------------------------------------------------------------------------- */
.testimonial-container {
  max-width: 860px;
  margin: 0 auto;
  background: var(--bg-glass-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 56px 48px;
  position: relative;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.quote-watermark {
  position: absolute;
  top: 10px;
  left: 24px;
  font-family: var(--font-display);
  font-size: 10rem;
  color: rgba(6, 182, 212, 0.07);
  line-height: 1;
  pointer-events: none;
}

.testimonial-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.stars-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-bottom: 24px;
}

.star-filled {
  width: 20px;
  height: 20px;
  fill: #f59e0b;
  color: #f59e0b;
}

.testimonial-quote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-primary);
  margin-bottom: 32px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-meta {
  text-align: left;
}

.author-name {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.author-role {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   15. Call to Action & Contact Section
   -------------------------------------------------------------------------- */
.contact-card-wrap {
  background: var(--bg-glass-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 56px;
  box-shadow: var(--shadow-lg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
}

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 18px;
}

.contact-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.method-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  position: relative;
}

.method-item:not(.no-click):hover {
  border-color: var(--accent-cyan);
  transform: translateX(4px);
}

.method-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.method-icon i { width: 20px; height: 20px; }

.method-detail {
  flex: 1;
}

.method-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.method-val {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.copy-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface-elevated);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  color: var(--accent-cyan);
  background: var(--border-glass);
}

.link-arrow {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
}

/* Contact Form */
.contact-form-side {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.form-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  pointer-events: none;
}

.input-wrap input,
.input-wrap select,
.input-wrap textarea {
  width: 100%;
  padding: 12px 14px 12px 42px;
  background: var(--bg-glass-input);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.input-wrap textarea {
  padding-left: 14px;
  resize: vertical;
}

.input-wrap input:focus,
.input-wrap select:focus,
.input-wrap textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--accent-cyan-glow);
}

.form-toast {
  margin-top: 14px;
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
  min-height: 24px;
  transition: all var(--transition-fast);
}

.form-toast.success { color: var(--accent-emerald); }
.form-toast.error { color: var(--accent-rose); }

/* --------------------------------------------------------------------------
   16. Modals & Video SOP List
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  max-width: 780px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform var(--transition-base);
  overflow: hidden;
}

.modal-overlay.active .modal-dialog {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: var(--bg-surface-elevated);
  border-bottom: 1px solid var(--border-glass);
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-icon i { width: 18px; height: 18px; }

.modal-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-subtitle {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.modal-close {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background: var(--bg-surface);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  color: var(--accent-rose);
  background: var(--bg-surface-elevated);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.modal-intro {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.sop-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sop-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
}

.sop-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--grad-primary);
  color: #fff;
  flex-shrink: 0;
}

.sop-text strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.sop-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.code-block-container {
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: var(--bg-surface-elevated);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-glass);
}

.copy-code-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  font-size: 0.75rem;
  color: var(--accent-cyan);
}

.copy-code-btn i { width: 13px; height: 13px; }

.code-block {
  padding: 16px;
  background: #060911;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
  color: #38bdf8;
  overflow-x: auto;
}

.modal-footer {
  padding: 16px 24px;
  background: var(--bg-surface-elevated);
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: flex-end;
}

/* --------------------------------------------------------------------------
   17. Toast Component
   -------------------------------------------------------------------------- */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--bg-surface);
  border: 1px solid var(--border-hover);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  z-index: 2000;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-base);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.toast-icon i { width: 14px; height: 14px; }

/* --------------------------------------------------------------------------
   18. Dashboard simulator styles (retained & shared)
   -------------------------------------------------------------------------- */
.dash-filters-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding: 16px 24px;
  background: var(--bg-surface-elevated);
  border-bottom: 1px solid var(--border-glass);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

.filter-label i { width: 14px; height: 14px; }

.filter-pills {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface);
  padding: 3px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
}

.filter-pill {
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.filter-pill.active {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 2px 8px var(--accent-cyan-glow);
}

.filter-pill:hover:not(.active) {
  color: var(--text-primary);
  background: var(--bg-surface-elevated);
}

.dash-kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  padding: 24px;
}

.kpi-box {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 18px;
  transition: all var(--transition-fast);
}

.kpi-box:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.kpi-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.kpi-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-cyan);
}

.kpi-icon.warning {
  color: var(--accent-rose);
}

.kpi-val {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 8px;
}

.kpi-val.highlight-leak {
  color: var(--accent-rose);
}

.kpi-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
}

.kpi-growth {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 700;
}

.kpi-growth.positive { color: var(--accent-emerald); }
.kpi-growth.alert { color: var(--accent-rose); }
.kpi-growth i { width: 13px; height: 13px; }

.kpi-sub {
  color: var(--text-muted);
}

.dash-visuals-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 20px;
  padding: 0 24px 24px;
}

.dash-chart-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.dash-chart-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.chart-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.chart-subtitle {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.legend-pills {
  display: flex;
  gap: 12px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.legend-color {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.legend-color.cyan { background: var(--accent-cyan); }
.legend-color.indigo { background: var(--accent-indigo); }

.badge-accent {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 8px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-indigo);
  border-radius: var(--radius-sm);
}

.canvas-wrapper {
  position: relative;
  width: 100%;
  height: 230px;
}

.dash-sim-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 24px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid var(--border-glass);
}

.caption-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.caption-icon i { width: 16px; height: 16px; }

.caption-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  flex: 1;
}

.caption-text strong {
  color: var(--text-primary);
}

.drilldown-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  padding: 6px 12px;
  border-radius: var(--radius-full);
}

.drilldown-badge i { width: 14px; height: 14px; }

/* Site Footer */
.site-footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--border-glass);
  background: var(--bg-secondary);
}

.footer-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
}

.footer-brand .brand-logo {
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-meta {
  text-align: right;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--accent-emerald);
  font-weight: 600;
  margin-bottom: 6px;
}

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

/* --------------------------------------------------------------------------
   19. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .dash-visuals-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding-top: 70px;
    padding-bottom: 70px;
  }

  .nav-menu, .header-cta {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .floating-badge {
    position: static;
    margin-top: 12px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .contact-card-wrap {
    padding: 28px;
  }

  .dash-filters-bar, .ymm-filters {
    flex-direction: column;
    align-items: flex-start;
  }

  .filter-pills {
    flex-wrap: wrap;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }

  .footer-meta {
    text-align: center;
  }
}