/* ==========================================================
   components.css — Buttons, cards, modals, forms, tables
                    (generic), toast, loading, empty states,
                    symbol autocomplete, CSV import modal
   ========================================================== */

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    overflow: hidden;
    padding: 15px;
}

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

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

.card-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-icon {
    width: 36px;
    height: 36px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background: rgba(99, 102, 241, 0.2);
    color: var(--text-primary);
    border-color: var(--accent-blue);
}

.btn-icon svg {
    width: 18px;
    height: 18px;
}

/* ── Unified Table Header ─────────────────────────────────────────────
   Single source of truth for ALL table headers across the app.
   Overrides individual table-specific th styles for consistency.
   ──────────────────────────────────────────────────────────────────── */
.holdings-table th,
.holdings-table-new th,
.breakdown-table th,
.tx-table th,
.audit-table th {
    background: var(--bg-card, var(--bg-secondary));
    color: var(--text-muted);
    font-size: 0.73rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.7rem 0.85rem;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    user-select: none;
    height: 42px;
    vertical-align: middle;
}

/* All tables: align headers to match column content (right for numeric) */
.holdings-table th.text-right,
.holdings-table-new th.text-right,
.breakdown-table th.text-right,
.tx-table th.text-right,
.audit-table th.text-right {
    text-align: right;
}

/* Table */
.table-container {
    overflow-x: auto;
}

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

.holdings-table th,
.holdings-table td {
    padding: 0.7rem 0.85rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.holdings-table td {
    font-size: 0.9rem;
    color: var(--text-primary);
}

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

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

.holdings-table .text-right {
    text-align: right;
}

.holdings-table .symbol {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--accent-blue-light);
}

.holdings-table .positive {
    color: var(--accent-green);
}

.holdings-table .negative {
    color: var(--accent-red);
}

.holdings-table .mono {
    font-family: var(--font-mono);
}

.holdings-total-row {
    border-top: 2px solid var(--accent-blue);
    background: rgba(99, 102, 241, 0.08) !important;
}

.holdings-total-row td {
    padding-top: 12px !important;
    padding-bottom: 12px !important;
    font-size: 0.95rem;
}

.holdings-total-row:hover {
    background: rgba(99, 102, 241, 0.12) !important;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn svg {
    width: 16px;
    height: 16px;
}

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

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

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

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-light);
}

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

.btn-danger:hover {
    background: var(--accent-red-light);
    border-color: var(--accent-red-light);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8rem;
}

.btn-sm svg {
    width: 14px;
    height: 14px;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: nowrap;
    min-width: 0;
}

/* Mobile menu toggle (hidden on desktop) */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    cursor: pointer;
    padding: 6px;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mobile-menu-toggle:hover {
    border-color: var(--accent-blue);
    background: var(--bg-hover);
}

.refresh-timer {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    min-width: 120px;
    text-align: center;
}

.portfolio-selector {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    padding-right: var(--spacing-xl);
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    min-width: 200px;
}

.portfolio-selector:focus {
    outline: none;
    border-color: var(--accent-blue);
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 450px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.2s ease;
}

.modal-content.modal-lg {
    max-width: 600px;
}

.modal-content.modal-returns-xl {
    max-width: 1100px;
    width: 95vw;
}

.returns-modal-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 8px;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 12px;
}

.returns-details-table td:first-child {
    font-weight: 500;
    white-space: nowrap;
}

.returns-details-table .profit-pct {
    font-size: 12px;
    font-weight: 600;
}

.returns-details-table .profit-pct.pos { color: #10b981; }
.returns-details-table .profit-pct.neg { color: #ef4444; }
.returns-details-table .profit-amt { font-size: 11px; }
.returns-details-table .profit-amt.pos { color: #10b981; }
.returns-details-table .profit-amt.neg { color: #ef4444; }

.returns-details-table .val-pos { color: #10b981; }
.returns-details-table .val-neg { color: #ef4444; }
.returns-details-table .val-neutral { color: var(--text-secondary); }

/* Holdings Details Modal */
.modal-content.modal-holdings-xl {
    max-width: 1000px;
    width: 95vw;
}

.holdings-details-table .val-pos { color: #10b981; }
.holdings-details-table .val-neg { color: #ef4444; }
.holdings-details-table .val-neutral { color: var(--text-secondary); }

.holdings-details-table td { vertical-align: middle; }

.modal-content.modal-sm {
    max-width: 350px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-red);
}

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

/* Forms */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.form-input {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

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

input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
    cursor: pointer;
}

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

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-value {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent-blue-light);
    padding: var(--spacing-sm) 0;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* Table Actions */
.table-actions {
    display: flex;
    gap: var(--spacing-xs);
    justify-content: center;
}

.btn-table {
    width: 28px;
    height: 28px;
    padding: 0;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.btn-table svg {
    width: 16px;
    height: 16px;
}

.btn-table:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-blue-light);
}

.btn-table.delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-red);
}

/* Empty States */
.empty-row td {
    text-align: center !important;
    color: var(--text-muted);
    padding: var(--spacing-2xl) !important;
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: var(--spacing-xl);
}

/* Text center utility */
.text-center {
    text-align: center;
}

/* Loading State */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    animation: toastSlideIn 0.3s ease;
}

.toast.success {
    border-color: var(--accent-green);
}

.toast.error {
    border-color: var(--accent-red);
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Symbol Autocomplete Dropdown */
.symbol-search-group {
    position: relative;
}

.symbol-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-height: 250px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.symbol-dropdown.active {
    display: block;
}

.symbol-dropdown-item {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}

.symbol-dropdown-item:last-child {
    border-bottom: none;
}

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

.symbol-dropdown-item .symbol {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--accent-blue-light);
    min-width: 60px;
}

.symbol-dropdown-item .name {
    flex: 1;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.9rem;
}

.symbol-dropdown-item .exchange {
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: 2px 6px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.symbol-dropdown-loading {
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-muted);
}

.label-hint {
    font-size: 0.75rem;
    color: var(--accent-green);
    font-weight: normal;
}

/* CSV Import Modal */
.csv-import-info {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.csv-import-info p {
    margin: 0 0 var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.csv-import-info code.csv-format {
    display: block;
    background: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    color: var(--accent-blue-light);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    margin-bottom: var(--spacing-sm);
}

.csv-import-info .csv-hint {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin: 0;
}

.csv-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xl);
    border: 2px dashed var(--border-color-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    color: var(--text-muted);
    text-align: center;
}

.csv-upload-area:hover {
    border-color: var(--accent-blue);
    background: rgba(99, 102, 241, 0.05);
    color: var(--text-secondary);
}

.csv-upload-area.drag-over {
    border-color: var(--accent-green);
    background: rgba(34, 197, 94, 0.05);
}

.csv-upload-area svg {
    color: var(--text-muted);
}

.csv-file-name {
    font-size: 0.875rem;
    color: var(--accent-green);
    font-weight: 500;
}

.csv-preview {
    margin: var(--spacing-lg) 0;
}

.csv-preview h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.csv-row-count {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--spacing-sm);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 15, 35, 0.7);
    backdrop-filter: blur(4px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.loading-spinner .spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-spinner .spinner-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

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

/* Inline loading indicator for refresh */
.refresh-timer.refreshing {
    color: var(--accent-blue);
    animation: pulse 1.5s ease-in-out infinite;
}

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

/* Toast Improvements */
.toast.warning {
    border-color: var(--accent-yellow);
}

.toast.info {
    border-color: var(--accent-blue);
}

.toast-fade-out {
    animation: toastFadeOut 0.3s ease forwards;
}

@keyframes toastFadeOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(100%); }
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1em;
    width: 80%;
    display: inline-block;
}

.skeleton-value {
    height: 1.5em;
    width: 120px;
    display: inline-block;
}

/* Connection Status */
.connection-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-right: var(--spacing-md);
}

.connection-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    transition: background 0.3s ease;
}

.connection-dot.disconnected {
    background: var(--accent-red);
}

.connection-dot.connecting {
    background: var(--accent-yellow);
    animation: pulse 1s ease-in-out infinite;
}

/* Select */
.filter-select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-select:hover {
    border-color: var(--accent-blue);
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}