/**
 * 🎨 THÈME IA WEVADS - Style Claude (clair) + Accents WEVADS
 */

:root {
    /* Fond clair style Claude */
    --bg-main: #ffffff;
    --bg-secondary: #f7f7f8;
    --bg-card: #ffffff;
    --bg-input: #f7f7f8;
    --bg-hover: #f0f0f1;
    
    /* Texte */
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-muted: #999999;
    
    /* Bordures */
    --border-light: #e5e5e5;
    --border-medium: #d1d1d1;
    
    /* Accents WEVADS */
    --wevads-primary: #06b6d4;      /* Cyan */
    --wevads-primary-dark: #0891b2;
    --wevads-secondary: #10b981;    /* Green */
    --wevads-accent: #3b82f6;       /* Blue */
    --wevads-purple: #8b5cf6;
    --wevads-orange: #f59e0b;
    --wevads-red: #ef4444;
    --wevads-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
}

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

body {
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: 'Söhne', 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* Cards */
.card, .ia-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

.card:hover, .ia-card:hover {
    box-shadow: var(--shadow-md);
}

/* Headers & Navigation */
.navbar, .ia-navbar, .nav-top {
    background: var(--bg-card) !important;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.ia-header {
    background: var(--wevads-gradient);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.ia-header h1, .ia-header h2, .ia-header h3, .ia-header h4, .ia-header h5 {
    color: white;
    margin: 0;
}

/* Buttons - Style WEVADS */
.btn-primary, .ia-btn-primary {
    background: var(--wevads-gradient);
    border: none;
    color: white;
    padding: 0.6rem 1.25rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-primary:hover, .ia-btn-primary:hover {
    background: linear-gradient(135deg, #0891b2 0%, #2563eb 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    color: white;
}

.btn-success, .ia-btn-success {
    background: var(--wevads-secondary);
    border: none;
    color: white;
}

.btn-success:hover, .ia-btn-success:hover {
    background: #059669;
    color: white;
}

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

.btn-outline-light:hover {
    background: var(--bg-hover);
    border-color: var(--wevads-primary);
    color: var(--wevads-primary);
}

/* Inputs */
.form-control, .form-select, .ia-input {
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 0.65rem 1rem;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus, .ia-input:focus {
    background: var(--bg-card);
    border-color: var(--wevads-primary);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
    outline: none;
    color: var(--text-primary);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Labels */
.form-label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

/* Tables */
table {
    background: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
}

th {
    background: var(--wevads-gradient) !important;
    color: white !important;
    font-weight: 600;
    padding: 0.75rem 1rem;
}

td {
    border-bottom: 1px solid var(--border-light);
    padding: 0.75rem 1rem;
    color: var(--text-primary);
}

tr:hover {
    background: var(--bg-hover);
}

/* Stats Cards */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: center;
    transition: all 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card.primary { border-left: 4px solid var(--wevads-primary); }
.stat-card.success { border-left: 4px solid var(--wevads-secondary); }
.stat-card.accent { border-left: 4px solid var(--wevads-accent); }
.stat-card.purple { border-left: 4px solid var(--wevads-purple); }

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

/* Badges */
.badge {
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-primary { background: rgba(6, 182, 212, 0.15); color: var(--wevads-primary); }
.badge-success { background: rgba(16, 185, 129, 0.15); color: var(--wevads-secondary); }
.badge-accent { background: rgba(59, 130, 246, 0.15); color: var(--wevads-accent); }

/* Alerts */
.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--wevads-secondary);
    color: #065f46;
    border-radius: 8px;
}

.alert-danger, .alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--wevads-red);
    color: #991b1b;
    border-radius: 8px;
}

/* Results */
.result-ok, .result-success {
    border-left: 4px solid var(--wevads-secondary);
}

.result-err, .result-error {
    border-left: 4px solid var(--wevads-red);
}

/* Code & Pre */
pre, code {
    background: #1e293b;
    color: #e2e8f0;
    border-radius: 8px;
}

pre {
    padding: 1rem;
    overflow-x: auto;
    max-height: 400px;
}

code {
    padding: 0.2rem 0.4rem;
    font-family: 'Fira Code', 'Monaco', monospace;
    font-size: 0.9em;
}

/* Links */
a {
    color: var(--wevads-primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--wevads-primary-dark);
    text-decoration: underline;
}

/* Nav Links */
.nav-link-custom {
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.2s;
}

.nav-link-custom:hover {
    background: var(--bg-hover);
    color: var(--wevads-primary);
    text-decoration: none;
}

/* Tabs */
.tab-btn, .nav-pills .nav-link {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    padding: 0.6rem 1.25rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.tab-btn:hover, .nav-pills .nav-link:hover {
    border-color: var(--wevads-primary);
    color: var(--wevads-primary);
}

.tab-btn.active, .nav-pills .nav-link.active {
    background: var(--wevads-gradient);
    border-color: transparent;
    color: white;
}

/* File Cards */
.file-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    transition: all 0.2s;
}

.file-card:hover {
    border-color: var(--wevads-primary);
    box-shadow: var(--shadow-sm);
}

.file-card.source-user { border-left: 3px solid var(--wevads-accent); }
.file-card.source-ia { border-left: 3px solid var(--wevads-secondary); }
.file-card.source-legacy { border-left: 3px solid var(--wevads-purple); }

.file-name {
    font-weight: 600;
    color: var(--text-primary);
}

.file-meta {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Upload Zone */
.upload-zone {
    border: 2px dashed var(--border-medium);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--bg-secondary);
}

.upload-zone:hover {
    border-color: var(--wevads-primary);
    background: rgba(6, 182, 212, 0.05);
}

.upload-zone.dragover {
    border-color: var(--wevads-secondary);
    background: rgba(16, 185, 129, 0.1);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

/* Search Box */
.search-box {
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 0.65rem 1rem;
    color: var(--text-primary);
    width: 100%;
}

.search-box:focus {
    border-color: var(--wevads-primary);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
    outline: none;
}

/* Section Headers */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

.section-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--wevads-primary);
}

/* Action Buttons */
.btn-action {
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    font-size: 0.85rem;
    border: none;
    transition: all 0.2s;
    cursor: pointer;
}

.btn-download {
    background: var(--wevads-secondary);
    color: white;
}

.btn-download:hover {
    background: #059669;
}

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

.btn-view:hover {
    background: #2563eb;
}

.btn-delete {
    background: var(--wevads-red);
    color: white;
}

.btn-delete:hover {
    background: #dc2626;
}

/* Container padding */
.container, .container-fluid {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

/* Utility */
.text-muted { color: var(--text-muted) !important; }
.text-primary { color: var(--wevads-primary) !important; }
.text-success { color: var(--wevads-secondary) !important; }
.bg-light { background: var(--bg-secondary) !important; }