/* ============================================
   Seek - HathLab
   ============================================ */

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #151515;
    --bg-card-hover: #1e1e1e;

    --accent-primary: #00d4ff;
    --accent-primary-hover: #00b8e6;
    --accent-primary-glow: rgba(0, 212, 255, 0.15);
    --accent-danger: #ef4444;
    --accent-success: #10b981;

    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;

    --border-color: #222222;
    --border-color-light: #333333;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Space Grotesk', var(--font-sans);
    --font-mono: 'JetBrains Mono', monospace;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content { flex: 1; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Page Header */
.page-header {
    text-align: center;
    padding: 2.5rem 0 1.5rem;
}

.page-header h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Compatibility Notice */
.compat-notice {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    color: #fca5a5;
}

.compat-notice svg { flex-shrink: 0; margin-top: 2px; color: var(--accent-danger); }
.compat-notice strong { color: #fca5a5; display: block; margin-bottom: 0.25rem; }
.compat-notice p { margin: 0; font-size: 0.9rem; }

/* Controls */
.controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-lg { padding: 0.75rem 1.5rem; font-size: 0.95rem; }

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), #00a8cc);
    color: var(--bg-primary);
}
.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color-light);
}
.btn-secondary:hover:not(:disabled) {
    background-color: var(--bg-card-hover);
    border-color: var(--accent-primary);
}

/* Progress */
.progress-container {
    margin-bottom: 1.5rem;
}

.progress-bar {
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), #7c3aed);
    border-radius: 2px;
    width: 0%;
    transition: width 0.3s ease;
}

.progress-fill.indeterminate {
    width: 30%;
    animation: indeterminate 1.5s ease-in-out infinite;
}

@keyframes indeterminate {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(400%); }
}

.progress-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Search Input */
.search-input-wrap {
    position: relative;
    margin-bottom: 1rem;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 1.05rem;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

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

.search-hint {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    pointer-events: none;
    opacity: 0.6;
}

/* Filter Chips */
.filter-chips {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.375rem 0.875rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chip:hover {
    border-color: var(--border-color-light);
    color: var(--text-primary);
}

.chip.active {
    background: var(--accent-primary-glow);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.chip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Stats Bar */
.stats-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    margin-bottom: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.stats-sep {
    color: var(--border-color-light);
}

/* Results Table */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.file-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

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

.file-table th {
    text-align: left;
    padding: 0.625rem 1rem;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
    user-select: none;
}

.file-table th.sortable { cursor: pointer; }
.file-table th.sortable:hover { color: var(--text-primary); }

.sort-arrow {
    font-size: 0.65rem;
    margin-left: 0.25rem;
}

.file-table td {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.file-table tbody tr {
    transition: background var(--transition-fast);
}

.file-table tbody tr:hover {
    background: var(--bg-card-hover);
}

.file-table tbody tr.selected {
    background: rgba(0, 212, 255, 0.08);
}

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

.file-name {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.file-name svg { flex-shrink: 0; color: var(--text-muted); }

.file-path {
    color: var(--text-muted);
    font-size: 0.8rem;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    white-space: nowrap;
}

.file-type {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.type-dot {
    width: 8px;
    height: 8px;
    border-radius: 2px;
    flex-shrink: 0;
}

/* Match highlight */
mark {
    background: rgba(0, 212, 255, 0.25);
    color: var(--text-primary);
    border-radius: 2px;
    padding: 0 1px;
}

/* No results */
.no-results {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Cap notice */
.cap-notice {
    text-align: center;
    padding: 0.625rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border-color);
    font-family: var(--font-mono);
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color-light);
    border-radius: var(--radius-md);
    padding: 0.25rem;
    z-index: 3000;
    box-shadow: var(--shadow-lg);
    min-width: 140px;
}

.context-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.context-item:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color-light);
    color: var(--text-primary);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    z-index: 5000;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
}

.toast.visible {
    transform: translateX(-50%) translateY(0);
}

/* Privacy note */
.privacy-note {
    text-align: center;
    padding: 2rem 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.privacy-note strong { color: var(--text-secondary); }

/* Utility */
.hidden { display: none !important; }

/* Responsive */
@media (max-width: 768px) {
    .file-table th:nth-child(2),
    .file-table td:nth-child(2) { display: none; }
}

@media (max-width: 600px) {
    .page-header { padding: 1.5rem 0 1rem; }
    .page-header h1 { font-size: 1.5rem; }

    .controls { flex-wrap: wrap; }

    .search-hint { display: none; }

    .file-table th:nth-child(3),
    .file-table td:nth-child(3) { display: none; }
}