/* EBM Bornier LED Detection System - Dark Theme Styles */

:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #252542;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0b0;
    --accent: #7b61ff;
    --accent-hover: #634ae6;
    --success: #27ae60;
    --error: #e74c3c;
    --warning: #f39c12;
    --border: #3a3a5a;
    --input-bg: #2a2a4a;
}

* {
    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 {
    background: var(--bg-secondary);
    padding: 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 30px;
}

header h1 {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 10px;
}

header .subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Navigation */
nav {
    background: var(--bg-secondary);
    padding: 10px;
    margin-bottom: 30px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

nav li {
    margin: 0;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

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

/* Cards */
.card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.card-header h2 {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.card-body {
    padding: 10px 0;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(123, 97, 255, 0.4);
}

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

.btn-success:hover {
    background: #219150;
}

.btn-danger {
    background: var(--error);
    color: white;
}

.btn-danger:hover {
    background: #c0392b;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.85rem;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(123, 97, 255, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

/* File Upload */
.file-upload {
    border: 2px dashed var(--border);
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bg-primary);
}

.file-upload:hover,
.file-upload.dragover {
    border-color: var(--accent);
    background: rgba(123, 97, 255, 0.05);
}

.file-upload input[type="file"] {
    display: none;
}

.file-upload-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 15px;
}

.file-upload-text {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.file-upload-hint {
    font-size: 0.85rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

.file-preview {
    margin-top: 20px;
    text-align: center;
}

.file-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 8px;
    border: 2px solid var(--border);
    margin-top: 10px;
}

/* Zone Editor */
.zone-card {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid var(--border);
}

.zone-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.zone-card-header h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
}

.zone-card-body {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 10px;
}

.zone-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.zone-field label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.zone-field input {
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 0.85rem;
}

.zone-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
}

/* Image Comparison */
.image-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.image-comparison h3 {
    margin-bottom: 15px;
    color: var(--text-primary);
}

.comparison-img {
    width: 100%;
    max-height: 400px;
    border-radius: 8px;
    border: 2px solid var(--border);
}

.overlay-zone {
    position: absolute;
    border: 2px solid var(--accent);
    background: rgba(123, 97, 255, 0.2);
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.75rem;
    font-weight: bold;
}

.overlay-zone.ok {
    border-color: var(--success);
    background: rgba(39, 174, 96, 0.2);
}

.overlay-zone.nok {
    border-color: var(--error);
    background: rgba(231, 76, 60, 0.2);
}

/* Results Table */
.results-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    table-layout: fixed;
}

.results-table th,
.results-table td {
    padding: 8px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.results-table th:nth-child(1) {
    width: 15%;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.3;
}

.results-table th:nth-child(2) {
    width: 70%;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.3;
}

.results-table th:nth-child(3) {
    width: 15%;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.3;
}

.results-table td:nth-child(2) {
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.results-table th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-ok {
    color: var(--success);
    font-weight: bold;
}

.status-nok {
    color: var(--error);
    font-weight: bold;
}

.detection-count {
    background: var(--bg-tertiary);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
}

/* Alerts */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: rgba(39, 174, 96, 0.2);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(231, 76, 60, 0.2);
    border: 1px solid var(--error);
    color: var(--error);
}

.alert-info {
    background: rgba(52, 152, 219, 0.2);
    border: 1px solid #3498db;
    color: #3498db;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border);
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--accent);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 5px;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    .image-comparison {
        grid-template-columns: 1fr;
    }
    
    .zone-card-body {
        grid-template-columns: 1fr 1fr;
    }
    
    nav ul {
        gap: 10px;
    }
    
    nav a {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
}

/* Loading Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Badge */
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: bold;
}

.badge-ok {
    background: var(--success);
    color: white;
}

.badge-nok {
    background: var(--error);
    color: white;
}