* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f7fa;
}

.navbar {
    background: #2c3e50;
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.nav-brand a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-links a {
    color: white;
    text-decoration: none;
    margin-left: 2rem;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    min-height: calc(100vh - 120px);
}

.footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem;
    font-size: 0.9rem;
}

.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: #7f8c8d;
}

.back-link {
    display: inline-block;
    margin-bottom: 1rem;
    color: #3498db;
    text-decoration: none;
}

.back-link:hover {
    text-decoration: underline;
}

/* Repository Grid */
.repo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

.repo-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.repo-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.repo-card.disabled {
    opacity: 0.6;
}

.repo-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.repo-icon {
    font-size: 2rem;
    margin-right: 0.75rem;
}

.repo-header h3 {
    flex: 1;
    font-size: 1.25rem;
    color: #2c3e50;
}

.repo-type {
    background: #ecf0f1;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
    color: #7f8c8d;
}

.repo-body {
    margin-bottom: 1rem;
}

.repo-url {
    color: #7f8c8d;
    font-size: 0.875rem;
    word-break: break-all;
}

.repo-domain {
    color: #27ae60;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.repo-meta {
    display: flex;
    gap: 1rem;
    margin-top: 0.75rem;
    font-size: 0.8rem;
    color: #95a5a6;
}

.repo-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid #ecf0f1;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

.status-on {
    background: #d4edda;
    color: #155724;
}

.status-off {
    background: #f8d7da;
    color: #721c24;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.3s;
}

.btn:hover {
    background: #2980b9;
}

.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
}

/* Detail Grid */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.detail-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.detail-card.full-width {
    grid-column: 1 / -1;
}

.detail-card h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 4px;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: #3498db;
}

.stat-label {
    color: #7f8c8d;
    font-size: 0.875rem;
}

/* Stats Overview */
.stats-overview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stat-card .stat-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-card .stat-value {
    font-size: 2.5rem;
    color: #2c3e50;
}

.stat-card .stat-label {
    color: #7f8c8d;
    font-size: 1rem;
}

/* Repo Stats List */
.repo-stats-list {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.repo-stat-item {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid #ecf0f1;
}

.repo-stat-item:last-child {
    border-bottom: none;
}

.repo-name {
    width: 120px;
    font-weight: 500;
}

.repo-stat-bar {
    flex: 1;
    height: 8px;
    background: #ecf0f1;
    border-radius: 4px;
    margin: 0 1rem;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #3498db, #2ecc71);
    border-radius: 4px;
    transition: width 0.3s;
}

.repo-size {
    width: 200px;
    text-align: right;
    color: #7f8c8d;
    font-size: 0.875rem;
}

/* Info Table */
.info-table {
    width: 100%;
}

.info-table td {
    padding: 0.75rem 0;
    border-bottom: 1px solid #ecf0f1;
}

.info-table td:first-child {
    width: 150px;
    color: #7f8c8d;
}

/* Usage Guide */
.usage-guide pre {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 1.5rem;
    border-radius: 4px;
    overflow-x: auto;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Help */
.help-section {
    margin-bottom: 2rem;
}

.help-section h2 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 1.5rem;
}

.help-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.help-card h3 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

.help-content {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 4px;
}

.help-content pre {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    font-size: 0.8rem;
}

.help-content ul {
    padding-left: 1.5rem;
}

.help-content li {
    margin-bottom: 0.5rem;
}

.help-content code {
    background: #ecf0f1;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: monospace;
}

/* Filter Bar */
.filter-bar {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.filter-bar label {
    margin-right: 0.5rem;
    color: #7f8c8d;
}

.filter-bar select {
    padding: 0.5rem 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: white;
}

/* Package List */
.package-list {
    display: grid;
    gap: 1rem;
}

.package-repo {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.package-repo h3 {
    flex: 1;
}

.package-repo .text-muted {
    flex: 2;
    color: #7f8c8d;
    font-size: 0.9rem;
}

/* Cache Info */
.cache-info {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.cache-info code {
    background: #2c3e50;
    color: #2ecc71;
    padding: 0.75rem 1rem;
    border-radius: 4px;
    display: block;
    margin-top: 0.5rem;
    font-family: monospace;
}

/* No Data */
.no-data {
    text-align: center;
    color: #7f8c8d;
    padding: 2rem;
}

/* Search */
.nav-search {
    flex: 1;
    max-width: 400px;
    margin: 0 2rem;
}

.nav-search form {
    display: flex;
    gap: 0.5rem;
}

.nav-search input {
    flex: 1;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    background: rgba(255,255,255,0.1);
    color: white;
}

.nav-search input::placeholder {
    color: rgba(255,255,255,0.6);
}

.nav-search button {
    padding: 0.5rem 1rem;
    background: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.search-box {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.search-box form {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.search-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.search-input:focus {
    outline: none;
    border-color: #3498db;
}

.search-select {
    padding: 0.75rem 1rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    background: white;
}

.search-results {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.search-info {
    color: #7f8c8d;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #ecf0f1;
}

.result-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.result-item {
    padding: 1rem;
    border: 1px solid #ecf0f1;
    border-radius: 4px;
    transition: border-color 0.2s;
}

.result-item:hover {
    border-color: #3498db;
}

.result-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.result-icon {
    font-size: 1.25rem;
}

.result-name {
    font-weight: 600;
    font-size: 1.1rem;
    color: #2c3e50;
}

.result-version {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.result-type {
    background: #ecf0f1;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.8rem;
    color: #7f8c8d;
    margin-left: auto;
}

.result-meta {
    display: flex;
    gap: 1rem;
    color: #95a5a6;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.result-actions {
    text-align: right;
}

.no-results {
    text-align: center;
    padding: 3rem;
}

.no-results .text-muted {
    color: #95a5a6;
    font-size: 0.9rem;
}

/* Cached and Upstream badges */
.cached-badge {
    background: #d4edda;
    color: #155724;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
    margin-left: auto;
}

.upstream-badge {
    background: #cce5ff;
    color: #004085;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
    margin-left: auto;
}

.result-item.cached {
    border-left: 4px solid #28a745;
}

.result-item.upstream {
    border-left: 4px solid #007bff;
}

.result-description {
    color: #666;
    font-size: 0.9rem;
    margin: 0.5rem 0;
    padding: 0.5rem;
    background: #f8f9fa;
    border-radius: 4px;
}

.search-results h3 {
    margin: 1.5rem 0 1rem 0;
    color: #2c3e50;
}

/* Download Section */
.download-section {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
}

.download-url {
    display: block;
    background: white;
    padding: 0.75rem;
    border-radius: 4px;
    word-break: break-all;
    font-size: 0.875rem;
    margin: 0.5rem 0;
    border: 1px solid #e9ecef;
}

.download-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

/* Package Grid */
.package-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.package-card {
    background: white;
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-left: 4px solid #3498db;
}

.package-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.package-icon {
    font-size: 1.25rem;
}

.package-name {
    font-weight: 600;
    flex: 1;
}

.package-type {
    background: #ecf0f1;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
    color: #7f8c8d;
}

.package-meta {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    color: #95a5a6;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
}

.package-actions {
    text-align: right;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 1rem;
    }

    .nav-links {
        margin-top: 1rem;
    }

    .nav-links a {
        margin: 0 0.5rem;
    }

    .container {
        padding: 1rem;
    }

    .repo-grid,
    .detail-grid,
    .stats-overview {
        grid-template-columns: 1fr;
    }

    .repo-stat-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .repo-stat-bar {
        width: 100%;
        margin: 0.5rem 0;
    }

    .repo-size {
        text-align: left;
    }
}