/* ============================================
   Composants — Cards, Boutons, Inputs, Modals,
   Badges, Tables
   ============================================ */

/* ---- Cards ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.02) 0%, transparent 50%);
    pointer-events: none;
}

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

.card-glass {
    background: rgba(24, 24, 27, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

[data-theme="light"] .card-glass {
    background: rgba(255, 255, 255, 0.7);
}

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

/* KPI Cards */
.kpi-card {
    position: relative;
}

.kpi-card--profit {
    border-color: rgba(16, 185, 129, 0.2);
    box-shadow: var(--shadow-card), var(--color-profit-glow);
}

.kpi-card--loss {
    border-color: rgba(239, 68, 68, 0.2);
    box-shadow: var(--shadow-card), var(--color-loss-glow);
}

.kpi-card--warning {
    border-color: rgba(245, 158, 11, 0.2);
    box-shadow: var(--shadow-card), var(--color-warning-glow);
}

.kpi-card--accent {
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: var(--shadow-card), var(--color-accent-glow);
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.kpi-value {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.75rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.kpi-sub {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

/* ---- Boutons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
}

.btn:active {
    transform: scale(0.97);
}

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

.btn-primary:hover {
    background: #5558e6;
    box-shadow: var(--color-accent-glow);
}

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

.btn-success:hover {
    background: #0ea572;
}

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

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-default);
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-sm);
}

.btn-icon.btn-sm {
    width: 30px;
    height: 30px;
}

/* ---- Inputs ---- */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.form-input,
.form-select,
.form-textarea {
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    outline: none;
    width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--color-accent-bg);
}

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

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2352525b' viewBox='0 0 16 16'%3E%3Cpath d='M4.646 6.646a.5.5 0 01.708 0L8 9.293l2.646-2.647a.5.5 0 01.708.708l-3 3a.5.5 0 01-.708 0l-3-3a.5.5 0 010-.708z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ---- Badges / Pills ---- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.badge-in_stock {
    background: var(--color-accent-bg);
    color: var(--color-accent);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.badge-listed {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-sold {
    background: var(--color-profit-bg);
    color: var(--color-profit);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-cancelled {
    background: var(--color-loss-bg);
    color: var(--color-loss);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Category badges */
.badge-category {
    background: var(--bg-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border-default);
}

/* ---- Tables ---- */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table thead {
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 5;
}

.data-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-bottom: 1px solid var(--border-default);
    cursor: pointer;
    white-space: nowrap;
    user-select: none;
    transition: color var(--transition-fast);
}

.data-table th:hover {
    color: var(--text-primary);
}

.data-table th.sorted {
    color: var(--color-accent);
}

.data-table th .sort-icon {
    display: inline-block;
    margin-left: 4px;
    opacity: 0.4;
    transition: opacity var(--transition-fast);
}

.data-table th.sorted .sort-icon {
    opacity: 1;
}

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

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

.data-table tbody tr:nth-child(even) {
    background: rgba(255,255,255,0.01);
}

[data-theme="light"] .data-table tbody tr:nth-child(even) {
    background: rgba(0,0,0,0.02);
}

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

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

/* ---- Modals ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-modal);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px) scale(0.97);
    transition: transform var(--transition-smooth);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-default);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--border-default);
}

/* ---- Pagination ---- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    margin-top: var(--space-lg);
}

.pagination-btn {
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.pagination-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.pagination-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ---- Notifications / Toast ---- */
.toast-container {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-elevated);
    font-size: 0.875rem;
    color: var(--text-primary);
    animation: fadeInUp 0.3s ease both;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    max-width: 360px;
}

.toast-success { border-left: 3px solid var(--color-profit); }
.toast-error { border-left: 3px solid var(--color-loss); }
.toast-info { border-left: 3px solid var(--color-accent); }

/* ---- Empty state ---- */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

.empty-state-text {
    font-size: 0.95rem;
    margin-bottom: var(--space-lg);
}

/* ---- Toolbar / Filters ---- */
.toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.toolbar-search {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.toolbar-search .form-input {
    padding-left: 40px;
}

.toolbar-search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.toolbar-filters {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.toolbar-filters .form-select {
    width: auto;
    min-width: 140px;
}

/* ---- Chart container ---- */
.chart-container {
    position: relative;
    height: 300px;
}

.chart-container canvas {
    width: 100% !important;
    height: 100% !important;
}

/* ---- Section grid ---- */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-4 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
}