:root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3d3d3d;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --border-color: #404040;
    --accent: #667eea;
    --accent-hover: #5568d3;
    --success: #4caf50;
    --error: #f44336;
    --warning: #ff9800;
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e9e9e9;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #6a6a6a;
    --border-color: #d0d0d0;
    --accent: #667eea;
    --accent-hover: #5568d3;
    --success: #4caf50;
    --error: #f44336;
    --warning: #ff9800;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    padding: 20px;
    transition: background 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px;
    border-radius: 8px;
    margin-bottom: 30px;
    text-align: center;
}

.header h1 {
    font-size: 36px;
    margin-bottom: 10px;
}

.upload-section {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    margin-bottom: 30px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 30px;
    border: 1px solid var(--border-color);
}

.upload-option {
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}

.upload-option h3 {
    color: var(--text-primary);
    font-size: 16px;
    margin: 0;
}

.upload-option input {
    padding: 10px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    transition: border-color 0.3s;
}

.upload-option input:focus {
    outline: none;
    border-color: var(--accent);
}

.upload-option input::placeholder {
    color: var(--text-muted);
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.3s, transform 0.1s;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

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

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--accent);
}

.btn-link {
    background: none;
    color: var(--accent);
    padding: 4px 8px;
    text-decoration: underline;
    border: none;
    cursor: pointer;
    font-size: 13px;
}

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

.divider {
    text-align: center;
    color: var(--text-muted);
    font-weight: bold;
    position: relative;
    white-space: nowrap;
    padding: 0 20px;
    flex-shrink: 0;
}

.divider::before,
.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 1px;
    height: 60px;
    background: var(--border-color);
    transform: translateY(-50%);
}

.divider::before {
    left: 0;
}

.divider::after {
    right: 0;
}

.error-message {
    background: rgba(244, 67, 54, 0.2);
    color: #ff6b6b;
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 20px;
    border: 1px solid rgba(244, 67, 54, 0.3);
}

.loading {
    text-align: center;
    padding: 40px;
    background: var(--bg-secondary);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
}

.loading p {
    color: var(--text-primary);
}

.spinner {
    border: 4px solid var(--bg-tertiary);
    border-top: 4px solid var(--accent);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.crds-list {
    background: var(--bg-secondary);
    padding: 0;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.crds-list h2 {
    padding: 20px 24px;
    margin: 0;
    color: var(--text-primary);
    font-size: 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.crds-table {
    width: 100%;
    border-collapse: collapse;
}

.crds-table thead {
    background: var(--bg-tertiary);
}

.crds-table th {
    text-align: left;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

.crds-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.crds-table tbody tr {
    transition: background 0.2s;
}

.crds-table tbody tr:hover {
    background: rgba(102, 126, 234, 0.1);
}

.crds-table tbody tr:last-child td {
    border-bottom: none;
}

.crd-kind {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 15px;
}

.crd-group {
    color: var(--text-secondary);
    font-size: 14px;
    font-family: 'Monaco', 'Courier New', monospace;
}

.crd-version {
    color: var(--text-muted);
    font-size: 13px;
}

.crd-scope {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.crd-scope.namespaced {
    background: rgba(102, 126, 234, 0.2);
    color: var(--accent);
}

.crd-scope.cluster {
    background: rgba(255, 152, 0, 0.2);
    color: #ff9800;
}

.crd-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.permalink {
    color: var(--text-muted);
    font-size: 12px;
    text-decoration: none;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.permalink:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.permalink-icon {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

.theme-toggle-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent);
    transform: scale(1.1);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
}