/* ===========================================
   MonCA - Dashboard Chiffre d'Affaires
   Thème Sombre Professionnel
   =========================================== */

:root {
    /* Dark Theme Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --bg-card-hover: #273548;
    --bg-input: #0f172a;

    /* Text Colors */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    /* Border & Lines */
    --border: #334155;
    --border-light: rgba(255,255,255,0.1);

    /* Accent Colors */
    --accent: #3b82f6;
    --accent-light: rgba(59, 130, 246, 0.15);
    --accent-glow: rgba(59, 130, 246, 0.4);

    /* Status Colors */
    --success: #10b981;
    --success-light: rgba(16, 185, 129, 0.15);
    --warning: #f59e0b;
    --warning-light: rgba(245, 158, 11, 0.15);
    --danger: #ef4444;
    --danger-light: rgba(239, 68, 68, 0.15);

    /* Chart Colors */
    --chart-1: #3b82f6;
    --chart-2: #10b981;
    --chart-3: #f59e0b;
    --chart-4: #8b5cf6;
    --chart-5: #ec4899;
    --chart-6: #64748b;

    /* Effects */
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.15);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===========================================
   LAYOUT
   =========================================== */

.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

/* ===========================================
   SIDEBAR
   =========================================== */

.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 1.75rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo span {
    background: linear-gradient(135deg, var(--accent), #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    font-weight: 400;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem 1.5rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    margin: 2px 0;
}

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

.nav-item.active {
    background: var(--accent-light);
    color: var(--accent);
    border-left-color: var(--accent);
}

.nav-icon {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
}

.company-info {
    text-align: center;
}

.company-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.company-period {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* ===========================================
   MAIN CONTENT
   =========================================== */

.main-content {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
    background: var(--bg-primary);
}

/* ===========================================
   TOPBAR
   =========================================== */

.topbar {
    background: var(--bg-secondary);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-primary);
}

.page-title-small {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.period-selector select {
    padding: 0.6rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    background: var(--bg-input);
    color: var(--text-primary);
    cursor: pointer;
    outline: none;
}

.period-selector select:focus {
    border-color: var(--accent);
}

.btn-export {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-export:hover {
    background: #2563eb;
    box-shadow: var(--shadow-glow);
}

/* ===========================================
   DASHBOARD CONTENT
   =========================================== */

.dashboard-content {
    padding: 2rem;
    max-width: 1500px;
    margin: 0 auto;
}

/* Welcome Banner */
.welcome-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card-hover) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.welcome-text h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

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

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

.welcome-date {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===========================================
   KPI CARDS
   =========================================== */

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.kpi-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.kpi-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.kpi-card:hover::before {
    opacity: 1;
}

.kpi-card.highlight {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    border: none;
}

.kpi-card.highlight::before {
    display: none;
}

.kpi-card.highlight .kpi-label {
    color: rgba(255,255,255,0.8);
}

.kpi-card.highlight .kpi-comparison {
    background: rgba(255,255,255,0.2);
    color: white;
}

.kpi-icon {
    font-size: 2rem;
    opacity: 0.9;
}

.kpi-content {
    flex: 1;
}

.kpi-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.kpi-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.kpi-comparison {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
    font-weight: 500;
}

.kpi-comparison.up {
    background: var(--success-light);
    color: var(--success);
}

.kpi-comparison.down {
    background: var(--danger-light);
    color: var(--danger);
}

.kpi-comparison .arrow {
    font-weight: 700;
}

/* ===========================================
   CHART CARDS
   =========================================== */

.chart-section {
    margin-bottom: 1.5rem;
}

.chart-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.chart-card:hover {
    border-color: rgba(59, 130, 246, 0.3);
}

.chart-card.main-chart {
    padding: 1.75rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.card-header h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.chart-legend {
    display: flex;
    gap: 1.5rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 2px;
}

.legend-dot.year-2026 {
    background: var(--chart-1);
    box-shadow: 0 0 8px var(--chart-1);
}

.legend-dot.year-2025 {
    background: var(--chart-2);
}

.legend-dot.year-2024 {
    background: var(--chart-6);
}

.chart-container {
    height: 350px;
    position: relative;
}

.chart-container.small {
    height: 280px;
}

/* ===========================================
   STATS ROW
   =========================================== */

.stats-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

/* Top Products */
.top-products {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.product-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    transition: background 0.2s ease;
}

.product-item:hover {
    background: var(--bg-card-hover);
}

.product-rank {
    width: 28px;
    height: 28px;
    background: var(--accent-light);
    color: var(--accent);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
}

.product-info {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product-name {
    font-weight: 500;
    font-size: 0.9rem;
}

.product-ca {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

.product-bar {
    width: 80px;
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}

.product-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #60a5fa);
    border-radius: 3px;
    box-shadow: 0 0 10px var(--accent-glow);
}

/* ===========================================
   COMPARISON TABLE
   =========================================== */

.comparison-table-wrapper {
    overflow-x: auto;
}

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

.comparison-table th,
.comparison-table td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

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

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

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

.highlight-cell {
    font-weight: 700;
    color: var(--accent);
}

.trend-up {
    color: var(--success);
    font-weight: 600;
}

.trend-down {
    color: var(--danger);
    font-weight: 600;
}

/* ===========================================
   MONTHLY TABLE
   =========================================== */

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

.monthly-table th,
.monthly-table td {
    padding: 0.75rem 1rem;
    text-align: right;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

.monthly-table th:first-child,
.monthly-table td:first-child {
    text-align: left;
}

.monthly-table th {
    background: var(--bg-primary);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

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

.monthly-table .total-row {
    font-weight: 700;
    background: var(--accent-light);
}

.monthly-table .total-row td {
    border-bottom: none;
    color: var(--accent);
}

/* ===========================================
   PROGRESS BARS
   =========================================== */

.progress-section {
    margin-bottom: 1.5rem;
}

.objective-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.25rem;
    border: 1px solid var(--border);
    margin-bottom: 1rem;
}

.objective-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.objective-title {
    font-weight: 600;
    font-size: 0.95rem;
}

.objective-values {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.objective-current {
    font-weight: 700;
    color: var(--accent);
}

.progress-bar {
    height: 10px;
    background: var(--bg-primary);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    border-radius: 5px;
    transition: width 0.5s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: shimmer 2s infinite;
}

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

.progress-fill.on-track {
    background: linear-gradient(90deg, var(--success), #34d399);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.4);
}

.progress-fill.warning {
    background: linear-gradient(90deg, var(--warning), #fbbf24);
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.4);
}

.progress-fill.danger {
    background: linear-gradient(90deg, var(--danger), #f87171);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.4);
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===========================================
   PRODUCT CARDS
   =========================================== */

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.product-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.product-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.product-card-title {
    font-size: 1rem;
    font-weight: 600;
}

.product-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-badge.top {
    background: var(--warning-light);
    color: var(--warning);
}

.product-card-ca {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.product-card-comparison {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.product-card-comparison .trend {
    font-weight: 600;
}

.product-card-comparison .trend.up {
    color: var(--success);
}

.product-card-comparison .trend.down {
    color: var(--danger);
}

.product-card-chart {
    height: 80px;
}

/* ===========================================
   PAGE HEADER
   =========================================== */

.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.page-header p {
    color: var(--text-secondary);
}

/* ===========================================
   ALERTS / INFO BOXES
   =========================================== */

.info-box {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid;
}

.info-box.success {
    background: var(--success-light);
    border-color: rgba(16, 185, 129, 0.3);
    color: var(--success);
}

.info-box.warning {
    background: var(--warning-light);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--warning);
}

.info-box.danger {
    background: var(--danger-light);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--danger);
}

.info-box-icon {
    font-size: 1.25rem;
}

/* ===========================================
   DASHBOARD FOOTER
   =========================================== */

.dashboard-footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: 1rem;
}

/* ===========================================
   FILTERS
   =========================================== */

.filters-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-group select,
.filter-group input {
    padding: 0.6rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    background: var(--bg-input);
    color: var(--text-primary);
    outline: none;
}

.filter-group select:focus,
.filter-group input:focus {
    border-color: var(--accent);
}

/* ===========================================
   RESPONSIVE
   =========================================== */

@media (max-width: 1200px) {
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .menu-toggle {
        display: block;
    }

    .dashboard-content {
        padding: 1rem;
    }

    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .kpi-card {
        padding: 1.25rem;
    }

    .kpi-value {
        font-size: 1.5rem;
    }

    .welcome-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .topbar {
        padding: 1rem;
    }

    .topbar-right {
        display: none;
    }

    .chart-container {
        height: 280px;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.75rem;
        font-size: 0.85rem;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .topbar,
    .btn-export {
        display: none !important;
    }

    .main-content {
        margin-left: 0;
    }

    body {
        background: white;
        color: black;
    }

    .dashboard-content {
        padding: 0;
    }

    .chart-card,
    .kpi-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
        background: white;
    }
}