/* ═══════════════════════════════════════════════════════════════
   Dummy Data Generator — Custom Styles
   ═══════════════════════════════════════════════════════════════ */

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
    --ddg-accent: #6366f1;
    --ddg-accent-hover: #4f46e5;
    --ddg-accent-glow: rgba(99, 102, 241, .25);
    --ddg-success: #22c55e;
    --ddg-danger: #ef4444;
    --ddg-warning: #f59e0b;
    --ddg-surface: rgba(30, 32, 48, .65);
    --ddg-surface-hover: rgba(40, 42, 58, .8);
    --ddg-border: rgba(255, 255, 255, .07);
    --ddg-text: #e2e8f0;
    --ddg-text-muted: #94a3b8;
    --ddg-radius: 10px;
    --ddg-radius-sm: 6px;
    --ddg-transition: .2s cubic-bezier(.4, 0, .2, 1);
}

.light-theme {
    --ddg-surface: rgba(255, 255, 255, .85);
    --ddg-surface-hover: rgba(245, 247, 250, .95);
    --ddg-border: rgba(0, 0, 0, .08);
    --ddg-text: #1e293b;
    --ddg-text-muted: #64748b;
}

/* ── Card Overrides ─────────────────────────────────────────── */
.ddg-card {
    border: 1px solid var(--ddg-border);
    border-radius: var(--ddg-radius);
    overflow: hidden;
    transition: box-shadow var(--ddg-transition);
}

.ddg-card:hover {
    box-shadow: 0 4px 24px rgba(0, 0, 0, .08);
}

.ddg-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--ddg-border);
    background: var(--ddg-surface);
}

.ddg-card-title {
    font-weight: 600;
    font-size: .95rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ddg-text);
}

.ddg-card-title i {
    color: var(--ddg-accent);
    font-size: 1rem;
}

/* ── Labels & Inputs ────────────────────────────────────────── */
.ddg-label {
    font-size: .8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--ddg-text-muted);
    margin-bottom: 4px;
    display: block;
}

.ddg-input,
.ddg-select {
    background: var(--ddg-surface) !important;
    border: 1px solid var(--ddg-border) !important;
    color: var(--ddg-text) !important;
    border-radius: var(--ddg-radius-sm) !important;
    font-size: .875rem;
    transition: border-color var(--ddg-transition), box-shadow var(--ddg-transition);
}

.ddg-input:focus,
.ddg-select:focus {
    border-color: var(--ddg-accent) !important;
    box-shadow: 0 0 0 3px var(--ddg-accent-glow) !important;
    outline: none;
}

/* ── Schema Table ───────────────────────────────────────────── */
.ddg-schema-table {
    border-collapse: separate;
    border-spacing: 0;
}

.ddg-schema-table thead th {
    background: var(--ddg-surface);
    color: var(--ddg-text-muted);
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .6px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--ddg-border);
    white-space: nowrap;
}

.ddg-schema-table tbody tr {
    transition: background var(--ddg-transition);
}

.ddg-schema-table tbody tr:hover {
    background: var(--ddg-surface-hover);
}

.ddg-schema-table tbody td {
    padding: 8px 14px;
    vertical-align: middle;
    border-bottom: 1px solid var(--ddg-border);
    color: var(--ddg-text);
}

.ddg-schema-table .form-control,
.ddg-schema-table .custom-select {
    background: var(--ddg-surface) !important;
    border: 1px solid var(--ddg-border) !important;
    color: var(--ddg-text) !important;
    font-size: .85rem;
    border-radius: var(--ddg-radius-sm);
    padding: 5px 10px;
    height: auto;
}

.ddg-schema-table .form-control:focus,
.ddg-schema-table .custom-select:focus {
    border-color: var(--ddg-accent) !important;
    box-shadow: 0 0 0 2px var(--ddg-accent-glow) !important;
}

/* Drag handle */
.ddg-drag-handle {
    cursor: grab;
    color: var(--ddg-text-muted);
    font-size: 1rem;
    opacity: .5;
    transition: opacity var(--ddg-transition);
}

.ddg-drag-handle:hover {
    opacity: 1;
}

.ddg-schema-table tbody tr.ui-sortable-helper {
    background: var(--ddg-surface-hover);
    box-shadow: 0 8px 32px rgba(0, 0, 0, .18);
    border-radius: var(--ddg-radius-sm);
}

.ddg-schema-table tbody tr.ui-sortable-placeholder {
    visibility: visible !important;
    background: var(--ddg-accent-glow);
    height: 48px;
}

/* Delete button */
.ddg-btn-delete {
    background: none;
    border: none;
    color: var(--ddg-danger);
    font-size: .9rem;
    padding: 4px 8px;
    border-radius: var(--ddg-radius-sm);
    cursor: pointer;
    opacity: .6;
    transition: opacity var(--ddg-transition), background var(--ddg-transition);
}

.ddg-btn-delete:hover {
    opacity: 1;
    background: rgba(239, 68, 68, .1);
}

/* Add Field button */
.ddg-btn-add {
    background: linear-gradient(135deg, var(--ddg-accent), #818cf8);
    color: #fff;
    border: none;
    border-radius: 20px;
    padding: 5px 16px;
    font-size: .8rem;
    font-weight: 600;
    transition: transform var(--ddg-transition), box-shadow var(--ddg-transition);
}

.ddg-btn-add:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--ddg-accent-glow);
    color: #fff;
}

/* ── Dynamic Options Panel ──────────────────────────────────── */
.ddg-options-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.ddg-options-wrap .form-control,
.ddg-options-wrap .custom-select {
    max-width: 130px;
    font-size: .8rem !important;
    padding: 3px 8px !important;
}

.ddg-options-wrap label {
    font-size: .75rem;
    color: var(--ddg-text-muted);
    margin: 0;
    white-space: nowrap;
}

.ddg-options-wrap textarea {
    max-width: 200px;
    min-height: 32px;
    max-height: 80px;
    font-size: .78rem !important;
    resize: vertical;
}

/* Nullable toggle */
.ddg-nullable-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
}

.ddg-nullable-wrap .ddg-toggle {
    position: relative;
    width: 36px;
    height: 20px;
    appearance: none;
    -webkit-appearance: none;
    background: var(--ddg-border);
    border-radius: 20px;
    outline: none;
    cursor: pointer;
    transition: background var(--ddg-transition);
    border: none;
}

.ddg-nullable-wrap .ddg-toggle::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 14px;
    height: 14px;
    background: #fff;
    border-radius: 50%;
    transition: transform var(--ddg-transition);
}

.ddg-nullable-wrap .ddg-toggle:checked {
    background: var(--ddg-accent);
}

.ddg-nullable-wrap .ddg-toggle:checked::after {
    transform: translateX(16px);
}

.ddg-null-prob {
    width: 80px !important;
    font-size: .78rem !important;
    padding: 2px 6px !important;
    text-align: center;
}

/* ── Buttons ────────────────────────────────────────────────── */
.ddg-btn-generate {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    border: none;
    border-radius: var(--ddg-radius-sm);
    padding: 10px 28px;
    font-weight: 600;
    font-size: .9rem;
    transition: transform var(--ddg-transition), box-shadow var(--ddg-transition);
}

.ddg-btn-generate:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px var(--ddg-accent-glow);
    color: #fff;
}

.ddg-btn-generate:active {
    transform: translateY(0);
}

.ddg-btn-regenerate {
    background: transparent;
    color: var(--ddg-accent);
    border: 1px solid var(--ddg-accent);
    border-radius: var(--ddg-radius-sm);
    padding: 10px 20px;
    font-weight: 600;
    font-size: .9rem;
    transition: background var(--ddg-transition), color var(--ddg-transition);
}

.ddg-btn-regenerate:hover:not(:disabled) {
    background: var(--ddg-accent);
    color: #fff;
}

.ddg-btn-regenerate:disabled {
    opacity: .4;
    cursor: not-allowed;
}

/* ── Spinner ────────────────────────────────────────────────── */
.ddg-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--ddg-border);
    border-top-color: var(--ddg-accent);
    border-radius: 50%;
    margin: 0 auto;
    animation: ddgSpin .8s linear infinite;
}

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

/* ── Preview Table ──────────────────────────────────────────── */
.ddg-preview-wrap {
    max-height: 520px;
    overflow: auto;
}

.ddg-preview-table {
    border-collapse: separate;
    border-spacing: 0;
    white-space: nowrap;
}

.ddg-preview-table thead th {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--ddg-surface);
    color: var(--ddg-text-muted);
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    padding: 10px 14px;
    border-bottom: 2px solid var(--ddg-border);
    cursor: pointer;
    user-select: none;
    transition: color var(--ddg-transition);
}

.ddg-preview-table thead th:hover {
    color: var(--ddg-accent);
}

.ddg-preview-table thead th .sort-icon {
    margin-left: 4px;
    font-size: .65rem;
    opacity: .4;
}

.ddg-preview-table thead th.sort-asc .sort-icon,
.ddg-preview-table thead th.sort-desc .sort-icon {
    opacity: 1;
    color: var(--ddg-accent);
}

.ddg-preview-table tbody td {
    padding: 7px 14px;
    font-size: .84rem;
    border-bottom: 1px solid var(--ddg-border);
    color: var(--ddg-text);
    max-width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ddg-preview-table tbody tr:hover td {
    background: var(--ddg-surface-hover);
}

td.ddg-null {
    color: var(--ddg-text-muted);
    font-style: italic;
    opacity: .6;
}

/* Record badge */
.ddg-record-badge {
    background: var(--ddg-accent);
    color: #fff;
    font-size: .7rem;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 20px;
    margin-left: 8px;
}

/* Search input in header */
.ddg-search-input {
    max-width: 200px;
    background: var(--ddg-surface) !important;
    border: 1px solid var(--ddg-border) !important;
    color: var(--ddg-text) !important;
    border-radius: 20px !important;
    font-size: .8rem;
    padding: 4px 14px !important;
}

.ddg-search-input:focus {
    border-color: var(--ddg-accent) !important;
    box-shadow: 0 0 0 2px var(--ddg-accent-glow) !important;
}

.ddg-preview-controls {
    display: flex;
    gap: 8px;
    align-items: center;
}

/* ── Pagination ─────────────────────────────────────────────── */
.ddg-pagination-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px 20px;
    border-top: 1px solid var(--ddg-border);
    background: var(--ddg-surface);
}

.ddg-page-size {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .8rem;
    color: var(--ddg-text-muted);
}

.ddg-page-select {
    width: auto !important;
    display: inline-block;
    background: var(--ddg-surface) !important;
    border: 1px solid var(--ddg-border) !important;
    color: var(--ddg-text) !important;
    font-size: .8rem;
    border-radius: var(--ddg-radius-sm);
    padding: 2px 8px;
}

.ddg-page-nav {
    display: flex;
    gap: 2px;
}

.ddg-page-btn {
    background: transparent;
    border: 1px solid var(--ddg-border);
    color: var(--ddg-text-muted);
    width: 32px;
    height: 32px;
    font-size: .8rem;
    border-radius: var(--ddg-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--ddg-transition);
}

.ddg-page-btn:hover {
    border-color: var(--ddg-accent);
    color: var(--ddg-accent);
}

.ddg-page-btn.active {
    background: var(--ddg-accent);
    border-color: var(--ddg-accent);
    color: #fff;
}

.ddg-page-btn:disabled {
    opacity: .3;
    cursor: not-allowed;
}

/* ── Export Grid ─────────────────────────────────────────────── */
.ddg-export-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ddg-export-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100px;
    height: 80px;
    background: var(--ddg-surface);
    border: 1px solid var(--ddg-border);
    border-radius: var(--ddg-radius);
    color: var(--ddg-text);
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--ddg-transition);
}

.ddg-export-btn i {
    font-size: 1.4rem;
    color: var(--ddg-accent);
    transition: transform var(--ddg-transition);
}

.ddg-export-btn:hover {
    border-color: var(--ddg-accent);
    background: var(--ddg-accent-glow);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(99, 102, 241, .15);
    color: var(--ddg-text);
}

.ddg-export-btn:hover i {
    transform: scale(1.15);
}

.ddg-export-copy {
    border-color: rgba(34, 197, 94, .3);
}

.ddg-export-copy i {
    color: var(--ddg-success);
}

.ddg-export-copy:hover {
    border-color: var(--ddg-success);
    background: rgba(34, 197, 94, .1);
}

/* ── Toast Notification ─────────────────────────────────────── */
.ddg-toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    padding: 12px 24px;
    border-radius: var(--ddg-radius);
    font-size: .875rem;
    font-weight: 500;
    z-index: 99999;
    box-shadow: 0 8px 32px rgba(99, 102, 241, .3);
    animation: ddgToastIn .3s ease-out;
    display: flex;
    align-items: center;
    gap: 8px;
}

.ddg-toast.error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    box-shadow: 0 8px 32px rgba(239, 68, 68, .3);
}

.ddg-toast.success {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    box-shadow: 0 8px 32px rgba(34, 197, 94, .3);
}

@keyframes ddgToastIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(.95);
    }

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

/* ── Row Animation ──────────────────────────────────────────── */
.ddg-row-enter {
    animation: ddgRowSlideIn .25s ease-out;
}

@keyframes ddgRowSlideIn {
    from {
        opacity: 0;
        transform: translateX(-16px);
    }

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

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
    .ddg-card-header {
        padding: 12px 14px;
    }

    .ddg-schema-table thead th,
    .ddg-schema-table tbody td {
        padding: 6px 8px;
    }

    .ddg-options-wrap .form-control,
    .ddg-options-wrap .custom-select {
        max-width: 100px;
    }

    .ddg-export-btn {
        width: 80px;
        height: 68px;
    }

    .ddg-search-input {
        max-width: 140px;
    }

    .ddg-pagination-bar {
        padding: 8px 14px;
    }
}

@media (max-width: 480px) {
    .ddg-export-grid {
        gap: 6px;
    }

    .ddg-export-btn {
        width: 70px;
        height: 60px;
        font-size: .7rem;
    }

    .ddg-export-btn i {
        font-size: 1.1rem;
    }

    .ddg-btn-generate,
    .ddg-btn-regenerate {
        padding: 8px 16px;
        font-size: .82rem;
    }
}