/* ==========================================================================
   PROJECT FORMULA G - PROFESSIONAL MECHATRONIC ENGINEERING DESIGN SYSTEM
   HTL Wien 3 Rennweg - Diploma Thesis 2026/27
   Clean Industrial Dark & Light Theme (Anthracite / Technical Slate / Blue)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES / DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette - Clean Industrial Dark Theme (Anthracite & Slate) */
  --bg-primary: #0d1017;
  --bg-secondary: #131722;
  --bg-card: #181d2a;
  --bg-card-hover: #1f2536;
  --bg-glass: rgba(19, 23, 34, 0.88);
  --bg-glass-card: rgba(19, 23, 34, 0.94);
  --bg-surface: #22293b;
  --bg-input: #121622;

  /* Accent Colors - Precision Engineering Blue & Titanium */
  --accent-blue: #2563eb;
  --accent-blue-light: #3b82f6;
  --accent-blue-subtle: rgba(37, 99, 235, 0.12);
  --accent-steel: #cbd5e1;
  --accent-silver: #94a3b8;
  --accent-white: #ffffff;
  --accent-amber: #d97706;
  --accent-green: #10b981;
  --accent-crimson: #ef4444;

  /* Aliases for consistent classes */
  --accent-cyan: #3b82f6;
  --accent-cyan-subtle: rgba(59, 130, 246, 0.1);

  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0d1017;

  /* Borders & Mechanical Dividers */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-bright: rgba(255, 255, 255, 0.16);
  --border-focus: #3b82f6;

  /* Precise Elevation Shadows - Clean & Realistic (No Neon Blobs) */
  --shadow-sm: 0 2px 6px 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-card-hover: 0 12px 30px rgba(0, 0, 0, 0.45);

  /* Typography */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout & Spacing */
  --container-max-width: 1240px;
  --navbar-height: 80px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  /* Mechanical Transitions */
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables (Precision Laboratory Mode) */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --bg-glass: rgba(255, 255, 255, 0.9);
  --bg-glass-card: rgba(255, 255, 255, 0.95);
  --bg-surface: #e2e8f0;
  --bg-input: #ffffff;

  --accent-blue: #1d4ed8;
  --accent-blue-light: #2563eb;
  --accent-blue-subtle: rgba(37, 99, 235, 0.08);
  --accent-cyan: #2563eb;
  --accent-cyan-subtle: rgba(37, 99, 235, 0.08);

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #f8fafc;

  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-bright: rgba(15, 23, 42, 0.16);

  --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 20px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.08);
  --shadow-card-hover: 0 12px 28px rgba(15, 23, 42, 0.08);
}

/* --------------------------------------------------------------------------
   2. RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  position: relative;
  min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-surface);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue-light);
}

/* Background Technical Grid */
.tech-grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 64px 64px;
  z-index: 0;
}

[data-theme="light"] .tech-grid-overlay {
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.02) 1px, transparent 1px);
}

/* Removed blurry neon orbs & scanlines */
.glow-orb,
.hero-scanline,
.symbol-ring,
.avatar-ring {
  display: none !important;
}

/* --------------------------------------------------------------------------
   3. LAYOUT UTILITIES & TYPOGRAPHY
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: 100px;
  padding-bottom: 100px;
  position: relative;
  z-index: 1;
}

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

.section-header {
  margin-bottom: 56px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-blue-light);
  background: var(--accent-blue-subtle);
  border: 1px solid rgba(59, 130, 246, 0.3);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  font-weight: 600;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.08rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.gradient-text {
  background: linear-gradient(180deg, #ffffff 40%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .gradient-text {
  background: linear-gradient(180deg, #0f172a 40%, #334155 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.mono-val {
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   4. STICKY NAVBAR
   -------------------------------------------------------------------------- */
.navbar-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  z-index: 1000;
  transition: all var(--transition-normal);
  background: rgba(13, 16, 23, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
}

[data-theme="light"] .navbar-wrapper {
  background: rgba(248, 250, 252, 0.9);
}

.navbar-wrapper.scrolled {
  background: rgba(13, 16, 23, 0.96);
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--border-bright);
}

[data-theme="light"] .navbar-wrapper.scrolled {
  background: rgba(255, 255, 255, 0.98);
}

.navbar-container {
  max-width: var(--container-max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-symbol {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px solid var(--border-bright);
  border-radius: 8px;
  overflow: hidden;
  padding: 3px;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.brand-logo:hover .brand-symbol {
  border-color: var(--accent-blue-light);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.35);
  transform: translateY(-1px);
}

.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

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

.brand-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: 0.5px;
  line-height: 1.1;
  color: var(--text-primary);
}

.brand-dept {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* Navigation Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-decoration: none;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-blue-light);
  transition: width var(--transition-normal);
}

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

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

.nav-link.active {
  color: var(--accent-blue-light);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.rig-status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #6ee7b7;
}

[data-theme="light"] .rig-status-pill {
  color: #065f46;
  background: rgba(16, 185, 129, 0.12);
}

.status-pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-green);
}

.status-label .mono-hz {
  opacity: 0.8;
  margin-left: 4px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--border-bright);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.icon-sun { display: none; }
.icon-moon { display: block; }
[data-theme="light"] .icon-sun { display: block; }
[data-theme="light"] .icon-moon { display: none; }

/* Mobile Menu Toggle */
.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 8px;
  cursor: pointer;
}

.hamburger-bar {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* --------------------------------------------------------------------------
   5. HERO SECTION (HOME)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--navbar-height) + 40px) 0 80px;
  overflow: hidden;
}

.hero-bg-container {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  transform: scale(1.02);
  filter: contrast(105%) brightness(90%);
}

.hero-dark-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(13, 16, 23, 0.65) 0%, rgba(13, 16, 23, 0.9) 75%, rgba(13, 16, 23, 0.98) 100%),
              linear-gradient(to bottom, rgba(13, 16, 23, 0.45) 0%, rgba(13, 16, 23, 0.98) 100%);
}

[data-theme="light"] .hero-dark-overlay {
  background: radial-gradient(circle at center, rgba(248, 250, 252, 0.6) 0%, rgba(248, 250, 252, 0.9) 75%, rgba(248, 250, 252, 0.98) 100%),
              linear-gradient(to bottom, rgba(248, 250, 252, 0.5) 0%, rgba(248, 250, 252, 0.98) 100%);
}

.hero-content-wrapper {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Clean Matte Glassmorphism Card / 2-Column Hero Grid */
.hero-glass-card {
  max-width: var(--container-max-width);
  width: 100%;
  background: var(--bg-glass-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 3.8vw, 52px);
  text-align: left;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 2rem;
  isolation: isolate;
}

.hero-glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.7), transparent);
}

/* Linke Spalte (Inhalt & Telemetrie) */
.hero-col-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  z-index: 1;
  min-width: 0;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-bright);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  align-self: flex-start;
}

.hero-badge .badge-dot {
  width: 7px;
  height: 7px;
  background: var(--accent-blue-light);
  border-radius: 50%;
}

.hero-badge .badge-text {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #0b2246; /* Kräftiges Dunkelblau für optimalen Kontrast */
}

[data-theme="light"] .hero-badge {
  background: #e2e8f0;
  border-color: rgba(15, 23, 42, 0.16);
}

[data-theme="light"] .hero-badge .badge-text {
  color: #0b2246; /* Kräftiges Dunkelblau auf hellgrauem Grund */
}

[data-theme="dark"] .hero-badge .badge-text {
  color: #93c5fd; /* Gut lesbares Mechatronik-Hellblau im Dark Mode */
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 3.6vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-align: left;
}

.hero-description {
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  color: var(--text-secondary);
  font-weight: 400;
  max-width: 540px;
  margin: 0 0 28px 0;
  line-height: 1.55;
  text-align: left;
}

/* Key Metrics Strip inside Hero (linksbündiges 2x2 Grid) */
.hero-telemetry-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 20px;
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin-bottom: 32px;
}

[data-theme="light"] .hero-telemetry-strip {
  background: #f1f5f9;
}

.telemetry-pill {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 2px 0;
}

.pill-metric {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.pill-label {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.8px;
  color: var(--text-muted);
}

.telemetry-divider {
  display: none;
}

/* Hero Action Buttons - linksbündig */
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  width: 100%;
}

/* Rechte Spalte: 3D-CAD-Simulator Bild mit schwebender Animation */
.hero-col-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Responsives CAD-Bild mit dezentem Y-Achsen Floating-Effekt und Multiply Blending */
.hero-cad-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  mix-blend-mode: multiply;
  animation: heroFloat 5.5s ease-in-out infinite;
  will-change: transform;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.12));
  transition: transform var(--transition-normal);
}

.hero-cad-img:hover {
  transform: translateY(-4px) scale(1.02);
}

/* Schwebender Y-Achsen Floating-Effekt */
@keyframes heroFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.hero-image-wrapper::after {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .hero-cad-img {
    animation: none;
  }
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  position: relative;
}

.btn-primary {
  background: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover .btn-icon {
  transform: translateX(3px);
}

.btn-icon {
  transition: transform var(--transition-fast);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-bright);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-blue-light);
  color: var(--accent-blue-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Scroll Down Hint */
.scroll-down-hint {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  text-decoration: none;
  z-index: 2;
  transition: color var(--transition-fast);
}

.scroll-down-hint:hover {
  color: var(--text-primary);
}

.scroll-mouse {
  width: 22px;
  height: 34px;
  border: 2px solid currentColor;
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 5px;
}

.scroll-wheel {
  width: 3px;
  height: 6px;
  background-color: currentColor;
  border-radius: 2px;
}

.scroll-text {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 1.5px;
}

/* --------------------------------------------------------------------------
   6. TECHNICAL HIGHLIGHTS SECTION (THE PROJECT)
   -------------------------------------------------------------------------- */
.project-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

/* Technical Highlights Side Profile Showcase (Zentrierter Bereich) */
.technical-sideprofile-showcase {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: 0 auto 52px auto;
  max-width: 800px;
  width: 100%;
  position: relative;
  z-index: 1;
  isolation: isolate;
}

.sideprofile-image-wrapper {
  width: 100%;
  max-width: 800px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin: 0 auto;
}

.sideprofile-cad-img {
  max-width: 800px;
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.1));
  transition: transform var(--transition-normal);
}

.sideprofile-cad-img:hover {
  transform: scale(1.015);
}

.sideprofile-caption {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-align: center;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 50px;
}

.highlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
}

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

.card-media-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-surface);
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.highlight-card:hover .card-img {
  transform: scale(1.05);
}

.card-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(13, 16, 23, 0.8) 100%);
}

.card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(13, 16, 23, 0.85);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border-bright);
  color: var(--accent-steel);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

.card-body {
  padding: 26px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.spec-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 8px;
  background: var(--bg-surface);
  color: var(--accent-steel);
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.card-text {
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.6;
  margin-bottom: 22px;
  flex-grow: 1;
}

.card-footer-specs {
  border-top: 1px solid var(--border-subtle);
  padding-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-spec-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.f-spec-label {
  color: var(--text-muted);
}

.f-spec-val {
  font-family: var(--font-mono);
  color: var(--text-primary);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   7. INTERACTIVE 2-DOF KINEMATICS & TELEMETRY BENCH
   -------------------------------------------------------------------------- */
.telemetry-interactive-box {
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  margin-top: 24px;
}

.interactive-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 24px;
}

.interactive-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-live-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
}

.interactive-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.interactive-presets {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.preset-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.preset-btn:hover {
  border-color: var(--border-bright);
  color: var(--text-primary);
}

.preset-btn.active {
  background: var(--accent-blue);
  color: #ffffff;
  font-weight: 600;
  border-color: var(--accent-blue);
}

/* Simulator Grid: 3D Scene + Sliders */
.simulator-display-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: 32px;
  align-items: center;
}

/* 3D Scene Platform */
.platform-visualizer-card {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.rig-3d-scene {
  width: 100%;
  height: 220px;
  perspective: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.rig-base-platform {
  position: absolute;
  bottom: 25px;
  width: 220px;
  height: 12px;
  background: #1e2638;
  border: 2px solid #33415f;
  border-radius: 4px;
}

.rig-cardan-pivot {
  position: absolute;
  bottom: 37px;
  width: 22px;
  height: 36px;
  background: #475569;
  border: 2px solid #64748b;
  border-radius: 3px;
}

.rig-top-platform {
  width: 220px;
  height: 110px;
  background: var(--bg-surface);
  border: 2px solid var(--accent-blue-light);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: absolute;
  bottom: 74px;
  transform-origin: center bottom;
  transition: transform 0.15s ease-out;
}

.rig-cockpit-seat {
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.rig-monitors-wireframe {
  width: 140px;
  height: 8px;
  border-top: 3px solid var(--accent-blue-light);
  border-radius: 2px;
}

.platform-orientation-readout {
  width: 100%;
  display: flex;
  justify-content: space-around;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.platform-orientation-readout .mono-val {
  color: var(--accent-blue-light);
  font-weight: 700;
}

/* Sliders & Stats */
.slider-group {
  margin-bottom: 20px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.88rem;
  color: var(--text-primary);
  font-weight: 500;
}

.slider-value {
  color: var(--accent-blue-light);
  font-weight: 700;
  font-size: 0.95rem;
}

.tech-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--bg-surface);
  border-radius: 3px;
  outline: none;
  border: 1px solid var(--border-subtle);
}

.tech-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-blue-light);
  cursor: pointer;
  border: 2px solid #ffffff;
  transition: transform var(--transition-fast);
}

.tech-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.slider-scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 5px;
}

/* Live Stream Stats Box */
.live-stream-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-top: 10px;
}

.stream-stat {
  display: flex;
  flex-direction: column;
}

.stat-lbl {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--text-muted);
}

.stat-val {
  font-size: 0.82rem;
  color: var(--text-primary);
  font-weight: 600;
}

.color-success {
  color: var(--accent-green) !important;
}

/* --------------------------------------------------------------------------
   8. THE TEAM SECTION (CLEAN 3-CARD LAYOUT & BUGFIX)
   -------------------------------------------------------------------------- */
.team-section {
  position: relative;
  background: var(--bg-primary);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 1140px;
  margin: 0 auto;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

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

/* Robust Circular Avatar Container (No Overlaps) */
.team-avatar-box {
  position: relative;
  width: 120px;
  height: 120px;
  min-width: 120px;
  min-height: 120px;
  margin: 0 auto 28px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--border-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}

.team-avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.team-role-chip {
  position: absolute;
  bottom: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  color: var(--accent-blue-light);
  border: 1px solid rgba(59, 130, 246, 0.35);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.8px;
  white-space: nowrap;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.35);
  z-index: 2;
}

.team-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 4px;
  margin-bottom: 6px;
  line-height: 1.25;
}

.team-role-title {
  color: var(--accent-silver);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}

.team-bio {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 22px;
  flex-grow: 1;
}

.team-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.skill-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  color: var(--accent-steel);
}

/* --------------------------------------------------------------------------
   9. PARTNERS & SPONSORS SECTION
   -------------------------------------------------------------------------- */
.sponsors-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.sponsors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.sponsor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
}

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

.sponsor-logo-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: transparent;
  padding: 0;
  margin: 0;
  border: none;
  overflow: hidden;
  display: block;
}

[data-theme="light"] .sponsor-logo-wrap {
  background: transparent;
}

.sponsor-logo {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.sponsor-info {
  padding: 24px 26px 26px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.sponsor-category {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 1.2px;
  color: var(--accent-silver);
  margin-bottom: 6px;
  font-weight: 600;
}

.sponsor-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.sponsor-desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}

.sponsor-tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  padding: 6px 12px;
  background: #e2e8f0;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  color: #222222 !important;
  margin-top: auto;
  align-self: flex-start;
}

.sponsor-tech-badge i {
  color: #222222 !important;
  font-size: 0.8rem;
}

/* --------------------------------------------------------------------------
   10. PROJECT BLOG SECTION
   -------------------------------------------------------------------------- */
.blog-section {
  position: relative;
  background: var(--bg-primary);
}

.blog-filters {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.filter-tab {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover {
  border-color: var(--border-bright);
  color: var(--text-primary);
}

.filter-tab.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #ffffff;
  font-weight: 600;
}

.blog-posts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

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

.blog-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.blog-category-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: 4px;
}

.blog-category-tag.software {
  background: var(--bg-surface);
  color: var(--accent-blue-light);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.blog-category-tag.electronics {
  background: var(--bg-surface);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.blog-category-tag.kinematics {
  background: var(--bg-surface);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.blog-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.blog-excerpt {
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.blog-highlights-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 22px;
  padding: 10px 14px;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.blog-highlights-list span i {
  color: var(--accent-blue-light);
  margin-right: 6px;
}

.read-more-btn {
  background: transparent;
  border: none;
  color: var(--accent-blue-light);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 0;
  transition: gap var(--transition-fast);
}

.read-more-btn:hover {
  gap: 10px;
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   11. BLOG POST DETAIL MODAL
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(13, 16, 23, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  background: var(--bg-secondary);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(16px);
  transition: transform var(--transition-normal);
}

.modal-backdrop.open .modal-dialog {
  transform: translateY(0);
}

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

.modal-category {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-blue-light);
  letter-spacing: 1px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 4px;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
}

.modal-close-btn:hover {
  color: var(--accent-crimson);
}

.modal-body {
  padding: 26px;
  overflow-y: auto;
  color: var(--text-secondary);
  font-size: 0.96rem;
  line-height: 1.65;
}

.modal-body h4 {
  font-family: var(--font-display);
  color: var(--text-primary);
  margin: 18px 0 8px;
  font-size: 1.05rem;
}

.modal-body p {
  margin-bottom: 12px;
}

.modal-code-block {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-steel);
  margin: 14px 0;
  overflow-x: auto;
}

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

/* --------------------------------------------------------------------------
   12. FOOTER (MINIMALIST & CLEAN 3-COLUMN LAYOUT)
   -------------------------------------------------------------------------- */
.site-footer {
  background: #090b10;
  border-top: 1px solid var(--border-subtle);
  padding-top: 64px;
  position: relative;
  z-index: 1;
}

[data-theme="light"] .site-footer {
  background: #f1f5f9;
}

.footer-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .brand-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.footer-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 14px 0 20px;
  line-height: 1.6;
  max-width: 480px;
}

.footer-school-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent-steel);
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 0.84rem;
  letter-spacing: 1px;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
}

.footer-nav-list a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-nav-list a:hover {
  color: var(--accent-blue-light);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 12px;
}

.footer-contact-item i {
  color: var(--accent-blue-light);
  width: 16px;
}

.footer-contact-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-contact-item a:hover {
  color: var(--accent-blue-light);
}

.footer-social-row {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.social-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  border-color: var(--border-bright);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.footer-bottom-bar {
  border-top: 1px solid var(--border-subtle);
  padding: 20px 0;
  background: rgba(0, 0, 0, 0.2);
}

.footer-bottom-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-bottom-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--accent-blue-light);
}

/* Floating Back to Top Button */
.back-to-top-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-bright);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.back-to-top-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top-btn:hover {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
}

/* --------------------------------------------------------------------------
   13. SCROLL ANIMATIONS & REVEAL STATES
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-up {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --------------------------------------------------------------------------
   14. IMPRESSUM PAGE STYLING
   -------------------------------------------------------------------------- */
.legal-page-header {
  padding-top: calc(var(--navbar-height) + 40px);
  padding-bottom: 30px;
}

.legal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 5vw, 56px);
  box-shadow: var(--shadow-md);
  margin-bottom: 80px;
}

.legal-back-nav {
  margin-bottom: 28px;
}

.back-home-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-blue-light);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.back-home-link:hover {
  gap: 12px;
}

.legal-section-block {
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border-subtle);
}

.legal-section-block:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.legal-block-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.legal-info-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.94rem;
}

.legal-info-table tr {
  border-bottom: 1px solid var(--border-subtle);
}

.legal-info-table tr:last-child {
  border-bottom: none;
}

.legal-info-table td {
  padding: 12px 0;
  color: var(--text-secondary);
}

.legal-info-table td:first-child {
  width: 220px;
  font-weight: 600;
  color: var(--text-primary);
}

.legal-info-table td a {
  color: var(--accent-blue-light);
  text-decoration: none;
}

.legal-info-table td a:hover {
  text-decoration: underline;
}

.legal-prose p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 14px;
}

/* --------------------------------------------------------------------------
   15. RESPONSIVE DESIGN & MOBILE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .highlights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sponsors-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .team-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .footer-content-grid {
    grid-template-columns: 1fr 1fr;
  }
  .simulator-display-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  :root {
    --navbar-height: 70px;
  }

  .mobile-nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-bright);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
  }

  .nav-links.mobile-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

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

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

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

  .blog-posts-grid {
    grid-template-columns: 1fr;
  }

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

  .live-stream-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Hero Section Mobile Optimization */
  .hero-section {
    padding: calc(var(--navbar-height) + 20px) 0 40px;
    min-height: auto;
  }

  .hero-glass-card {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding-top: 24px;
    padding-bottom: 24px;
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-col-content {
    width: 100%;
  }

  .hero-col-visual {
    width: 100%;
    margin-top: 0.5rem;
  }

  .hero-cad-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    object-fit: contain;
    max-height: 400px;
    margin: 0 auto;
  }

  /* Technical Highlights Side Profile Showcase Mobile Optimization */
  .technical-sideprofile-showcase {
    margin-bottom: 38px;
    padding: 0 14px;
  }

  .sideprofile-cad-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
  }

  .sideprofile-caption {
    font-size: 0.78rem;
    margin-top: 10px;
  }

  .hero-badge {
    margin-bottom: 16px;
    padding: 5px 14px;
  }

  .hero-title {
    margin-bottom: 12px;
  }

  .hero-description {
    margin-bottom: 20px;
    line-height: 1.45;
  }

  /* Kompaktes 2x2 Stats-Grid */
  .hero-telemetry-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 14px 12px;
    margin-bottom: 24px;
  }

  .telemetry-divider {
    display: none;
  }

  .telemetry-pill {
    padding: 6px 4px;
    text-align: center;
  }

  .pill-metric {
    font-size: 1.18rem;
  }

  .pill-label {
    font-size: 0.65rem;
    letter-spacing: 0.5px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .footer-bottom-flex {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .legal-info-table td:first-child {
    width: 140px;
  }
}

/* ==========================================================================
   Dedicated Smartphone Optimization (max-width: 768px)
   ========================================================================== */
@media (max-width: 768px) {
  .hero-section {
    padding: calc(var(--navbar-height) + 16px) 0 32px;
  }

  /* Deutlich reduziertes vertikales Padding für eine kompakte, ungestreckte Hero-Card */
  .hero-glass-card {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-top: 18px;
    padding-bottom: 20px;
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-col-visual {
    margin-top: 0.25rem;
  }

  .hero-cad-img {
    max-height: 320px;
  }

  .technical-sideprofile-showcase {
    margin-bottom: 30px;
    padding: 0 8px;
  }

  .sideprofile-cad-img {
    max-height: 280px;
  }

  .sideprofile-caption {
    font-size: 0.74rem;
  }

  .hero-badge {
    margin-bottom: 14px;
    padding: 4px 12px;
  }

  .hero-badge .badge-text {
    font-size: 0.72rem;
    letter-spacing: 1.2px;
  }

  .hero-title {
    font-size: clamp(1.75rem, 7vw, 2.3rem);
    margin-bottom: 10px;
  }

  .hero-description {
    font-size: 0.95rem;
    margin-bottom: 18px;
  }

  /* 2x2 Grid für technische Spezifikationen */
  .hero-telemetry-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 12px 10px;
    margin-bottom: 20px;
  }

  .telemetry-divider {
    display: none;
  }

  .telemetry-pill {
    padding: 4px 2px;
  }

  .pill-metric {
    font-size: 1.1rem;
  }

  .pill-label {
    font-size: 0.62rem;
    letter-spacing: 0.4px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .hero-actions .btn {
    width: 100%;
    padding: 12px 20px;
  }
}