:root {
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.1);
  --primary-glow: rgba(99, 102, 241, 0.4);
  --bg-base: #f8fafc;
  --bg-surface: #ffffff;
  --bg-elevated: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.8);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: rgba(15, 23, 42, 0.08);
  --border-hover: rgba(15, 23, 42, 0.15);
  --nvidia: #76b900;
  --nvidia-hover: #5a8f00;
  --nvidia-light: rgba(118, 185, 0, 0.1);
  --amd: #ed1c24;
  --amd-hover: #c71a21;
  --amd-light: rgba(237, 28, 36, 0.1);
  --intel: #0071c5;
  --intel-hover: #005a9e;
  --intel-light: rgba(0, 113, 197, 0.1);
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
  --max-width: 1200px;
  --header-height: 56px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.dark-mode {
  --primary: #8b5cf6;
  --primary-hover: #a78bfa;
  --primary-light: rgba(139, 92, 246, 0.12);
  --primary-glow: rgba(139, 92, 246, 0.25);
  --bg-base: #09090b;
  --bg-surface: #18181b;
  --bg-elevated: #27272a;
  --bg-glass: rgba(24, 24, 27, 0.92);
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --nvidia: #84cc16;
  --nvidia-hover: #a3e635;
  --nvidia-light: rgba(132, 204, 22, 0.12);
  --amd: #f43f5e;
  --amd-hover: #fb7185;
  --amd-light: rgba(244, 63, 94, 0.12);
  --intel: #38bdf8;
  --intel-hover: #7dd3fc;
  --intel-light: rgba(56, 189, 248, 0.12);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.15);
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 2rem);
}
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  transition: background-color var(--transition-base), color var(--transition-base);
}
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, var(--primary-light), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, var(--nvidia-light), transparent),
    radial-gradient(ellipse 60% 40% at 0% 100%, var(--amd-light), transparent);
  pointer-events: none;
  z-index: -1;
  opacity: 0.8;
}

.dark-mode body::before {
  opacity: 0.4;
}

/* Enhanced dark mode card styling */
.dark-mode .driver-section {
  background: linear-gradient(145deg, var(--bg-surface), rgba(39, 39, 42, 0.5));
  border-color: rgba(255, 255, 255, 0.04);
}

.dark-mode .driver-section:hover {
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(139, 92, 246, 0.1);
}

.dark-mode .settings-content {
  background: linear-gradient(145deg, var(--bg-surface), var(--bg-elevated));
}

.dark-mode .g-button,
.dark-mode .g-button-h {
  background: rgba(39, 39, 42, 0.8);
  border-color: rgba(255, 255, 255, 0.08);
}

.dark-mode .g-button:hover,
.dark-mode .g-button-h:hover {
  background: rgba(39, 39, 42, 1);
  border-color: rgba(255, 255, 255, 0.15);
}

.dark-mode header {
  background: rgba(9, 9, 11, 0.85);
}

.dark-mode footer {
  background: rgba(24, 24, 27, 0.95);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--primary-hover);
}
img {
  max-width: 100%;
  height: auto;
}
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
}
h1 { font-size: clamp(1.5rem, 4vw, 2rem); }
h2 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); }
p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 1.5rem;
  transition: all var(--transition-base);
}
header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0.5;
}
.header-content {
  max-width: var(--max-width);
  margin: 0 auto;
}
.logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 0.25rem;
}
.logo-container img {
  height: 40px;
  width: auto;
  transition: transform var(--transition-spring);
}
.logo-container a:hover img {
  transform: scale(1.05);
}
header h1 {
  font-size: 1rem;
  text-align: center;
  margin: 0.25rem 0;
  font-weight: 600;
  background: linear-gradient(135deg, var(--text-primary), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
header > p {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0 auto 0.5rem;
  max-width: 600px;
}
.header-tagline {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 0.5rem;
}
.header-tagline p {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0 auto 0.25rem;
}
.header-tagline .header-subtitle {
  font-size: 0.8rem;
  color: var(--text-secondary);
  opacity: 0.9;
}
.nav-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.35rem 0;
}
.btn,
button,
.download-button,
.download-button-h,
.nvidia-button,
.amd-button,
.intel-button,
.g-button,
.g-button-h,
.chipset-button,
.realtek-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: inherit;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  text-decoration: none;
  color: white;
  background: var(--primary);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn::before,
button::before,
.download-button::before,
.nvidia-button::before,
.amd-button::before,
.intel-button::before,
.g-button::before,
.chipset-button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.btn:hover::before,
button:hover::before,
.download-button:hover::before,
.nvidia-button:hover::before,
.amd-button:hover::before,
.intel-button:hover::before,
.g-button:hover::before,
.chipset-button:hover::before {
  opacity: 1;
}
.btn:hover,
button:hover,
.download-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}
.btn:active,
button:active,
.download-button:active {
  transform: translateY(0);
}
.download-button, .download-button-h {
  background: var(--primary);
}
.download-button:hover, .download-button-h:hover {
  background: var(--primary-hover);
  box-shadow: 0 8px 20px var(--primary-glow);
}
.nvidia-button {
  background: var(--nvidia);
}
.nvidia-button:hover {
  background: var(--nvidia-hover);
  box-shadow: 0 8px 20px rgba(118, 185, 0, 0.3);
}
.amd-button {
  background: var(--amd);
}
.amd-button:hover {
  background: var(--amd-hover);
  box-shadow: 0 8px 20px rgba(237, 28, 36, 0.3);
}
.intel-button {
  background: var(--intel);
}
.intel-button:hover {
  background: var(--intel-hover);
  box-shadow: 0 8px 20px rgba(0, 113, 197, 0.3);
}
.chipset-button {
  background: linear-gradient(135deg, var(--amd), #ff6b6b);
}
.chipset-button:hover {
  box-shadow: 0 8px 20px rgba(237, 28, 36, 0.3);
}
.g-button, .g-button-h {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.g-button:hover, .g-button-h:hover {
  background: var(--bg-surface);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}
.g-button s {
  opacity: 0.5;
}
button .material-icons,
.download-button .material-icons,
.nvidia-button .material-icons,
.amd-button .material-icons,
.intel-button .material-icons,
.g-button .material-icons {
  font-size: 1.1rem;
}
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}
.page-title {
  text-align: center;
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 800;
  margin: 1rem 0 2rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.driver-section {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}
.driver-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--nvidia), var(--amd), var(--intel));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}
.driver-section:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  border-color: var(--border-hover);
}
.driver-section:hover::before {
  transform: scaleX(1);
}
.driver-section .container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.driver-section .container img.platform {
  width: 36px;
  height: 36px;
  object-fit: contain;
  transition: transform var(--transition-spring);
}
.driver-section:hover .container img.platform {
  transform: scale(1.1) rotate(-3deg);
}
.driver-section h2 {
  font-size: 1.25rem;
  margin: 0;
}
.driver-section h3 {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}
.driver-section p {
  font-size: 0.95rem;
  line-height: 1.7;
}
.driver-section {
  animation: slideUp 0.6s ease both;
}
.driver-section:nth-child(1) { animation-delay: 0.1s; }
.driver-section:nth-child(2) { animation-delay: 0.2s; }
.driver-section:nth-child(3) { animation-delay: 0.3s; }
.driver-section:nth-child(4) { animation-delay: 0.4s; }
.driver-section:nth-child(5) { animation-delay: 0.5s; }
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.Ncollapsible, .Acollapsible, .Icollapsible, .collapsible {
  width: 100%;
  padding: 1rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.Ncollapsible::after, .Acollapsible::after, .Icollapsible::after, .collapsible::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  transition: transform var(--transition-base);
}
.Ncollapsible.active::after, .Acollapsible.active::after, .Icollapsible.active::after, .collapsible.active::after {
  transform: rotate(45deg);
}
.Ncollapsible {
  background: linear-gradient(135deg, var(--nvidia), #8bc34a);
}
.Ncollapsible:hover {
  box-shadow: 0 6px 20px rgba(118, 185, 0, 0.35);
  transform: translateY(-2px);
}
.Acollapsible {
  background: linear-gradient(135deg, var(--amd), #ff6b6b);
}
.Acollapsible:hover {
  box-shadow: 0 6px 20px rgba(237, 28, 36, 0.35);
  transform: translateY(-2px);
}
.Icollapsible {
  background: linear-gradient(135deg, var(--intel), #00b4d8);
}
.Icollapsible:hover {
  box-shadow: 0 6px 20px rgba(0, 113, 197, 0.35);
  transform: translateY(-2px);
}
.Gcontent, .content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), opacity var(--transition-base), padding var(--transition-base);
  background: var(--bg-elevated);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  margin-top: -0.5rem;
  margin-bottom: 0.75rem;
  opacity: 0;
}
.Gcontent.visible, .content.visible {
  padding: 1.5rem;
  opacity: 1;
  border: 1px solid var(--border);
  border-top: none;
}
.driver-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.driver-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}
.driver-item:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}
.driver-item.warning {
  border-left: 4px solid var(--warning);
}
.driver-date {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-left: auto;
}
.driver-icons-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.stability-grade {
  font-size: 0.8rem;
  padding: 0.25rem 0.5rem;
  background: var(--success);
  color: white;
  border-radius: var(--radius-sm);
}
.community-link {
  display: inline-flex;
  align-items: center;
  opacity: 0.7;
  transition: all var(--transition-fast);
}
.community-link:hover {
  opacity: 1;
  transform: scale(1.15);
}
.community-link img {
  width: 22px;
  height: 22px;
}
.hash-button {
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.hash-button:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}
.hash-button .material-icons {
  font-size: 1rem;
}
.hash-container {
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-elevated);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Consolas', monospace;
  font-size: 0.8rem;
  word-break: break-all;
}
.hash-label {
  font-weight: 600;
  color: var(--text-secondary);
}
.hash-value {
  color: var(--text-muted);
}
.driver-category {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-weight: 600;
}
.update-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: right;
  margin-top: 1rem;
  font-style: italic;
}
.settings-button {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 101;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
}
.settings-button:hover {
  transform: rotate(90deg);
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  box-shadow: 0 8px 25px var(--primary-glow);
}
.settings-button .material-icons {
  font-size: 1.4rem;
}
.settings-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 200;
  opacity: 0;
  transition: opacity var(--transition-base);
}
.settings-overlay.active {
  opacity: 1;
}
.settings-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  width: min(400px, 90vw);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  transition: all var(--transition-base);
}
.settings-overlay.active .settings-content {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}
.settings-content h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}
.close-settings {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}
.close-settings:hover {
  background: var(--primary-light);
  color: var(--primary);
}
.settings-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.5rem 0;
}
.switch {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 28px;
  vertical-align: middle;
  margin-right: 0.75rem;
}
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}
.slider.round {
  border-radius: var(--radius-full);
}
.slider::before {
  content: '';
  position: absolute;
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}
input:checked + .slider {
  background: var(--primary);
  border-color: var(--primary);
}
input:checked + .slider::before {
  transform: translateX(24px);
}
#regionSelect, .region-dropdown, .chipset-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  color: var(--text-primary);
  cursor: pointer;
  margin-top: 0.5rem;
  transition: all var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
#regionSelect:hover, .region-dropdown:hover, .chipset-select:hover {
  border-color: var(--border-hover);
}
#regionSelect:focus, .region-dropdown:focus, .chipset-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.region-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}
.region-flag {
  cursor: pointer;
  transition: transform var(--transition-fast);
}
.region-flag:hover {
  transform: scale(1.15);
}
.display-type-selection {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.select-container {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.select-container .chipset-select {
  flex: 1;
  min-width: 200px;
}
.select-button {
  white-space: nowrap;
}
.info-text {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
}
.small-note {
  font-size: 0.9rem;
  margin: 1rem 0;
}
.amd-download-btn-container {
  margin-top: 1.5rem;
}
.contact-section {
  max-width: 800px;
  margin: 2rem auto;
}
.form-container {
  margin: 1.5rem 0;
}
.form-info {
  margin-bottom: 1.5rem;
  font-style: italic;
  color: var(--text-muted);
}
.iframe-container {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 1.5rem;
  background: var(--bg-surface);
}
.email-alternative {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin: 1.5rem 0;
}
.email-alternative .material-icons {
  color: var(--primary);
}
.warning-section {
  max-width: 800px;
  margin: 2rem auto;
}
.warning-alert {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(239, 68, 68, 0.05));
  border-left: 4px solid var(--error);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 1.5rem 0;
}
.warning-alert h3 {
  color: var(--error);
  margin-bottom: 0.5rem;
  font-weight: 600;
}
.warning-icon {
  color: var(--error);
  font-size: 1.5rem;
  vertical-align: middle;
  margin-right: 0.5rem;
}
.warning-message {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
  border-left: 4px solid var(--warning);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-secondary);
}
.error-section {
  text-align: center;
  max-width: 600px;
  margin: 4rem auto;
  padding: 3rem;
}
.error-icon {
  font-size: 5rem;
  color: var(--error);
  margin-bottom: 1.5rem;
  animation: float 3s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.error-section h1 {
  font-size: 4rem;
  color: var(--error);
  margin-bottom: 1rem;
}
.error-message {
  padding: 1.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin: 2rem 0;
}
.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  margin: 2rem 0;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
}
.back-container {
  margin: 2.5rem 0;
  text-align: center;
}
.button-container {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 2rem 0;
}
footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  margin-top: 2.5rem;
  text-align: center;
}
footer p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0.5rem 0;
}
footer a {
  color: var(--primary);
  transition: color var(--transition-fast);
}
footer a:hover {
  color: var(--primary-hover);
}
footer img {
  margin-top: 1.5rem;
  transition: transform var(--transition-base), opacity var(--transition-base);
  opacity: 0.8;
}
footer img:hover {
  transform: scale(1.05);
  opacity: 1;
}
.status-banner {
  width: 100%;
  background: linear-gradient(135deg, var(--warning), #f97316);
  color: white;
  font-weight: 500;
  padding: 0.875rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  position: relative;
  z-index: 150;
  box-shadow: var(--shadow-md);
  font-size: 0.95rem;
}
.dismiss-banner {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  line-height: 1;
}
.dismiss-banner:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
  box-shadow: none;
}
@media (max-width: 768px) {
  :root {
    --header-height: auto;
  }
  header {
    padding: 0.5rem 0.75rem;
  }
  header h1 {
    font-size: 0.9rem;
  }
  header > p {
    font-size: 0.75rem;
  }
  .nav-container {
    gap: 0.35rem;
  }
  .nav-container a {
    padding: 0.4rem 0.75rem;
    font-size: 0.75rem;
  }
  main {
    padding: 1rem 0.75rem 2rem;
  }
  .driver-section {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
  }
  .driver-section .container img.platform {
    width: 32px;
    height: 32px;
  }
  .driver-section h2 {
    font-size: 1.1rem;
  }
  .settings-button {
    top: 0.5rem;
    right: 0.5rem;
    width: 40px;
    height: 40px;
  }
  .settings-content {
    padding: 1.25rem;
  }
  .driver-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .driver-date {
    margin-left: 0;
  }
  footer {
    padding: 1.5rem 1rem;
  }
}
@media (max-width: 480px) {
  .logo-container img {
    height: 32px;
  }
  .nav-container {
    flex-direction: column;
    align-items: stretch;
  }
  .nav-container a {
    justify-content: center;
  }
  .driver-section {
    padding: 1rem;
  }
  .driver-section .container {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
  }
  .Ncollapsible, .Acollapsible, .Icollapsible, .collapsible {
    padding: 0.75rem 0.875rem;
    font-size: 0.85rem;
  }
  .display-type-selection {
    flex-direction: column;
  }
  .select-container {
    flex-direction: column;
    align-items: stretch;
  }
  .button-container {
    flex-direction: column;
  }
}
.in-view {
  animation: fadeIn 0.5s ease both;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
@media print {
  header, footer, .settings-button, .settings-overlay {
    display: none !important;
  }
  body {
    background: white;
    color: black;
  }
  .driver-section {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}