:root {
     --mdui-font-family: 'Google Sans Code', sans-serif;
 }

 body {
     background-color: rgb(var(--mdui-color-surface));
     color: rgb(var(--mdui-color-on-surface));
     transition: background-color 0.3s ease;
     font-family: var(--mdui-font-family);
 }

 mdui-top-app-bar {
     padding: 0 4px !important;
 }

 .header-logo {
     display: flex;
     align-items: center;
     gap: 12px;
     cursor: pointer;
 }

 .hero-section {
     padding: 64px 24px;
     text-align: center;
     background: linear-gradient(180deg, rgb(var(--mdui-color-surface-container-low)), transparent);
     margin-bottom: 32px;
     border-bottom: 1px solid rgb(var(--mdui-color-outline-variant));
 }

 .hero-title {
     font-size: 3rem;
     font-weight: 700;
     margin: 0;
     background: linear-gradient(45deg, rgb(var(--mdui-color-primary)), rgb(var(--mdui-color-secondary)));
     -webkit-background-clip: text;
     background-clip: text;
     -webkit-text-fill-color: transparent;
 }

 .hero-subtitle {
     font-size: 1.25rem;
     opacity: 0.8;
     margin-top: 16px;
 }

 .device-container {
     max-width: 1200px;
     margin: 0 auto;
     padding: 0 24px 64px;
 }

 .search-container {
     display: flex;
     justify-content: center;
     margin-bottom: 48px;
 }

 .search-field {
     width: 100%;
     max-width: 600px;
 }

 .device-grid {
     display: grid;
     grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
     gap: 24px;
 }

 .device-card {
     transition: transform 0.3s ease, box-shadow 0.3s ease;
     cursor: pointer;
     border-radius: 24px;
     overflow: hidden;
     background-color: rgb(var(--mdui-color-surface-container-high));
 }

 .device-card:hover {
     transform: translateY(-8px);
     box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
     background-color: rgb(var(--mdui-color-surface-container-highest));
 }

 .device-card-header {
     padding: 24px;
     display: flex;
     align-items: center;
     gap: 16px;
     border-bottom: 1px solid rgb(var(--mdui-color-outline-variant));
 }

 .vendor-logo {
     width: 48px;
     height: 48px;
     background: rgb(var(--mdui-color-primary-container));
     color: rgb(var(--mdui-color-on-primary-container));
     border-radius: 12px;
     display: flex;
     align-items: center;
     justify-content: center;
     font-size: 24px;
 }

 .device-info {
     flex-grow: 1;
 }

 .device-name {
     font-size: 1.25rem;
     font-weight: 600;
     margin: 0;
 }

 .device-codename {
     font-size: 0.875rem;
     opacity: 0.7;
     font-family: 'Monospace', monospace;
 }

 .build-info {
     padding: 20px 24px;
 }

 .info-row {
     display: flex;
     justify-content: space-between;
     margin-bottom: 12px;
     font-size: 0.9rem;
 }

 .info-label {
     opacity: 0.6;
 }

 .info-value {
     font-weight: 500;
 }

 .description-box {
     background: rgb(var(--mdui-color-surface-container-low));
     padding: 12px 16px;
     border-radius: 12px;
     margin-top: 16px;
     font-size: 0.875rem;
     line-height: 1.5;
 }

 .card-actions {
     padding: 16px 24px 24px;
     display: flex;
     gap: 12px;
 }

 .download-btn {
     flex: 1;
 }

 /* Detail Modal */
 #device-detail-dialog::part(panel) {
     border-radius: 28px;
     max-width: 600px;
 }

 .loading-overlay {
     position: fixed;
     top: 0;
     left: 0;
     right: 0;
     bottom: 0;
     background: rgb(var(--mdui-color-surface));
     display: flex;
     flex-direction: column;
     align-items: center;
     justify-content: center;
     z-index: 9999;
     transition: opacity 0.5s ease;
 }

 .loading-hide {
     opacity: 0;
     pointer-events: none;
 }

 footer {
     text-align: center;
     padding: 48px 0;
     opacity: 0.6;
     font-size: 0.875rem;
     border-top: 1px solid rgb(var(--mdui-color-outline-variant));
 }

 /* Animations */
 @keyframes fadeIn {
     from {
         opacity: 0;
         transform: translateY(20px);
     }

     to {
         opacity: 1;
         transform: translateY(0);
     }
 }

 .animate-fade-in {
     animation: fadeIn 0.6s ease forwards;
 }