/* Dark Theme Variables */
:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --border-color: #30363d;
    --accent-blue: #58a6ff;
    --accent-green: #3fb950;
    --accent-red: #f85149;
    --accent-orange: #d29922;
    --accent-purple: #a371f7;
    --accent-cyan: #39d4ff;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    text-align: center;
    padding: 30px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Cards */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 20px;
}

.card h2 {
    margin-bottom: 20px;
    font-size: 1.3rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.card h3 {
    margin: 15px 0 10px;
    font-size: 1rem;
    color: var(--text-secondary);
}

.card.alert {
    border-color: var(--accent-orange);
    background: rgba(210, 153, 34, 0.1);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab {
    padding: 10px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.tab:hover {
    background: var(--border-color);
}

.tab.active {
    background: var(--accent-blue);
    color: var(--bg-primary);
    border-color: var(--accent-blue);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.2s;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--accent-blue);
    background: rgba(88, 166, 255, 0.05);
}

.upload-area button {
    background: var(--accent-blue);
    color: var(--bg-primary);
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
}

.hint {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 10px;
}

#path-input {
    width: 100%;
    min-height: 100px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px;
    color: var(--text-primary);
    font-family: monospace;
    resize: vertical;
    margin-bottom: 15px;
}

#file-list {
    margin-top: 15px;
}

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    margin-bottom: 5px;
}

.file-item .name {
    font-family: monospace;
}

.file-item .size {
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}

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

.btn.primary {
    background: var(--accent-blue);
    color: var(--bg-primary);
    border-color: var(--accent-blue);
}

.btn.primary:hover {
    background: #4a90e2;
}

/* Progress */
.progress-container {
    padding: 20px 0;
}

.progress-bar {
    height: 20px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 15px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
    border-radius: 10px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

#progress-percent {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-blue);
}

#progress-status {
    color: var(--text-secondary);
}

.progress-details {
    display: flex;
    gap: 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Navigation */
.results-nav {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.nav-btn {
    padding: 12px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1rem;
}

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

.nav-btn.active {
    background: var(--accent-blue);
    color: var(--bg-primary);
    border-color: var(--accent-blue);
}

.result-section {
    display: none;
}

.result-section.active {
    display: block;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-tertiary);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--accent-blue);
    margin-bottom: 5px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.stat-card.green .stat-value {
    color: var(--accent-green);
}

.stat-card.red .stat-value {
    color: var(--accent-red);
}

.stat-card.orange .stat-value {
    color: var(--accent-orange);
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    table-layout: fixed;
}

.data-table th,
.data-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.data-table th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 500;
    position: sticky;
    top: 0;
    white-space: nowrap;
}

.data-table th.number,
.data-table td.number {
    text-align: right;
    font-family: monospace;
}

.data-table tr:hover {
    background: var(--bg-tertiary);
}

.data-table td.url {
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: monospace;
    font-size: 0.85rem;
}

.data-table.small {
    font-size: 0.8rem;
}

.data-table.small th,
.data-table.small td {
    padding: 8px 12px;
}

/* Category table specific widths */
#category-table th:first-child,
#category-table td:first-child {
    width: 30%;
}

#category-table th:not(:first-child),
#category-table td:not(:first-child) {
    width: 23.3%;
    text-align: right;
}

/* HTTP codes table */
#http-codes-table {
    table-layout: auto;
}

#http-codes-table th:first-child,
#http-codes-table td:first-child {
    width: 120px;
}

#http-codes-table th:not(:first-child),
#http-codes-table td:not(:first-child) {
    text-align: right;
    width: auto;
}

/* Charts */
.chart-container {
    position: relative;
    height: 300px;
    margin: 20px 0;
}

.chart-container.large {
    height: 400px;
}

.chart-container.small {
    height: 200px;
}

.chart-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.chart-btn {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.chart-btn.active {
    background: var(--accent-blue);
    color: var(--bg-primary);
    border-color: var(--accent-blue);
}

/* Category Tabs */
.category-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.cat-tab {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.cat-tab.active {
    background: var(--accent-blue);
    color: var(--bg-primary);
}

/* Columns Layout */
.two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.three-columns {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

@media (max-width: 1000px) {
    .two-columns,
    .three-columns {
        grid-template-columns: 1fr;
    }
}

/* Export Buttons */
.export-buttons {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

/* Pre/Code */
pre {
    background: var(--bg-tertiary);
    padding: 15px;
    border-radius: 6px;
    overflow-x: auto;
    font-family: monospace;
    font-size: 0.85rem;
    max-height: 300px;
    overflow-y: auto;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge.critical {
    background: var(--accent-red);
    color: white;
}

.badge.high {
    background: var(--accent-orange);
    color: var(--bg-primary);
}

.badge.medium {
    background: #d4a72c;
    color: var(--bg-primary);
}

.badge.low {
    background: var(--accent-blue);
    color: var(--bg-primary);
}

/* Footer */
footer {
    text-align: center;
    padding: 30px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    margin-top: 30px;
}

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

.text-green {
    color: var(--accent-green);
}

.text-red {
    color: var(--accent-red);
}

.text-orange {
    color: var(--accent-orange);
}

.text-blue {
    color: var(--accent-blue);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Animations */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Heatmap colors */
.heat-high {
    background: rgba(63, 185, 80, 0.3);
}

.heat-medium {
    background: rgba(210, 153, 34, 0.3);
}

.heat-low {
    background: rgba(248, 81, 73, 0.3);
}