/**
 * Fahrplan Creator Styles
 */

.fahrplan-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.fahrplan-page h1 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #333;
}

.fahrplan-section {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.fahrplan-section h2 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #555;
}

/* Metadata Form */
.metadata-form {
    display: grid;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #555;
}

.form-control {
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: #4CAF50;
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.1);
}

/* Row Editor */
.fahrplan-row-editor {
    border: 2px solid #ddd;
    border-radius: 6px;
    padding: 1rem;
    margin-bottom: 1rem;
    background: #f9f9f9;
    transition: border-color 0.2s;
}

.fahrplan-row-editor:hover {
    border-color: #4CAF50;
}

.row-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #ddd;
}

.row-type-label {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
}

.row-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.85rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-sm:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background-color: #5a6268;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

.btn-danger:hover {
    background-color: #c82333;
}

/* Row Inputs - 3 Column */
.row-3col .row-inputs {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr 120px;
    gap: 0.75rem;
    align-items: start;
}

/* Row Inputs - 1 Column */
.row-1col .row-inputs {
    display: grid;
    grid-template-columns: 1fr 120px;
    gap: 0.75rem;
}

/* Row Inputs - 2 Column */
.row-2col .row-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr 120px;
    gap: 0.75rem;
    align-items: start;
}

/* Add Row Buttons */
.add-row-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.add-row-buttons .btn {
    flex: 1;
    min-width: 200px;
}

/* Action Buttons */
.fahrplan-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background-color: #4CAF50;
    color: white;
}

.btn-primary:hover {
    background-color: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

/* Empty State */
.empty-text {
    color: #999;
    font-style: italic;
    text-align: center;
    padding: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .fahrplan-page {
        padding: 1rem;
    }

    .row-3col .row-inputs {
        grid-template-columns: 1fr;
    }

    .row-2col .row-inputs {
        grid-template-columns: 1fr;
    }

    .add-row-buttons .btn {
        min-width: 100%;
    }

    .fahrplan-actions {
        flex-direction: column;
    }

    .fahrplan-actions .btn {
        width: 100%;
    }
}

/* Complex 2x2 Row Grid Layout */
.complex-grid {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr; /* 3 columns: left (1fr) + middle (2fr) + right (1fr) */
    grid-template-rows: auto auto; /* 2 rows */
    gap: 1rem;
}

.complex-cell {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.complex-cell label {
    font-size: 0.85rem;
    font-weight: 600;
    color: #555;
}

/* Left cell: spans 2 rows in column 1 */
.complex-grid .left-cell {
    grid-row: 1 / 3;
    grid-column: 1;
}

/* Top-middle: column 2, row 1 */
.complex-grid .top-middle-cell {
    grid-row: 1;
    grid-column: 2;
}

/* Top-right: column 3, row 1 */
.complex-grid .top-right-cell {
    grid-row: 1;
    grid-column: 3;
}

/* Bottom-left: column 2, row 2 */
.complex-grid .bottom-left-cell {
    grid-row: 2;
    grid-column: 2;
}

/* Bottom-right: column 3, row 2 */
.complex-grid .bottom-right-cell {
    grid-row: 2;
    grid-column: 3;
}