/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #6b7280;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-color: #f9fafb;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), #8b5cf6);
    color: white;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Patch Section */
.patch-section {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.patch-header {
    margin-bottom: 1.5rem;
}

.patch-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.patch-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.patch-description {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.patch-form {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.patch-form label {
    font-weight: 600;
    color: var(--text-primary);
}

.domain-input {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    flex: 1;
    min-width: 200px;
    max-width: 300px;
    transition: border-color 0.2s;
}

.domain-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

.btn-warning:hover:not(:disabled) {
    background-color: #d97706;
}

/* Section */
section {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

section h2 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

/* Config Section */
.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.config-group {
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1.5rem;
}

.config-group h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input[type="text"]:focus,
.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group input[type="checkbox"] {
    margin-right: 0.5rem;
}

/* Buttons */
.button-group {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

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

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

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

.btn-secondary:hover {
    background-color: #4b5563;
}

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

.btn-success:hover {
    background-color: #059669;
}

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

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

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

/* Migrations Section */
.migrations-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.migrations-header h2 {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

/* Migrations Container */
.migrations-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

.migration-card {
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

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

.migration-card.status-running {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.migration-card.status-completed {
    border-color: var(--success-color);
    background-color: #f0fdf4;
}

.migration-card.status-error {
    border-color: var(--error-color);
    background-color: #fef2f2;
}

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

.migration-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.migration-status {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
}

.status-idle {
    background-color: #e5e7eb;
    color: #4b5563;
}

.status-running {
    background-color: var(--primary-color);
    color: white;
    animation: pulse 2s infinite;
}

.status-completed {
    background-color: var(--success-color);
    color: white;
}

.status-error {
    background-color: var(--error-color);
    color: white;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.migration-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
    max-height: 2.8em; /* 2 lines * 1.4 line-height */
}

.migration-info {
    background-color: #f9fafb;
    border-radius: 0.5rem;
    padding: 0.75rem;
    margin-bottom: 1rem;
}

.info-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.info-row:last-child {
    margin-bottom: 0;
}

.info-row strong {
    color: var(--text-secondary);
    min-width: 85px;
}

.info-row code {
    background-color: #e5e7eb;
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.85rem;
    color: #1f2937;
    font-family: 'Courier New', monospace;
}

.db-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-family: 'Courier New', monospace;
    background-color: white;
    transition: border-color 0.3s;
    cursor: pointer;
}

.db-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.db-input option {
    font-family: 'Courier New', monospace;
}

.migration-stats {
    background-color: var(--bg-color);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
}

.stats-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.stats-label {
    color: var(--text-secondary);
}

.stats-value {
    font-weight: 600;
}

.stats-success {
    color: var(--success-color);
}

.stats-error {
    color: var(--error-color);
}

.migration-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.migration-actions .btn {
    flex: 1;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Loading */
.loading {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
    font-style: italic;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    transform: translateY(150%);
    transition: transform 0.3s;
    z-index: 1000;
    max-width: 400px;
}

.toast.show {
    transform: translateY(0);
}

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

.toast.error {
    background-color: var(--error-color);
    color: white;
}

.toast.info {
    background-color: var(--primary-color);
    color: white;
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 4px;
    background-color: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 1rem;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary-color);
    transition: width 0.3s;
}

/* Errors Section */
.errors-section {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

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

.errors-header h2 {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

.errors-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.error-group {
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    background-color: #fef2f2;
}

.error-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--error-color);
}

.error-group-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.error-count {
    padding: 0.25rem 0.75rem;
    background-color: var(--error-color);
    color: white;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.error-type-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.error-type-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.error-type-fetch {
    background-color: #fef3c7;
    color: #92400e;
}

.error-type-validation {
    background-color: #fecaca;
    color: #991b1b;
}

.error-type-transformation {
    background-color: #fde68a;
    color: #78350f;
}

.error-type-save {
    background-color: #fee2e2;
    color: #7f1d1d;
}

.error-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.error-item {
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem;
    transition: box-shadow 0.3s;
}

.error-item:hover {
    box-shadow: var(--shadow);
}

.error-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

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

.error-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.error-detail-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.error-detail-row strong {
    color: var(--text-secondary);
    min-width: 100px;
}

.error-detail-row code {
    background-color: #f3f4f6;
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.85rem;
    color: #1f2937;
    font-family: 'Courier New', monospace;
}

.error-message {
    margin-top: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.error-message strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.error-message pre {
    background-color: #1f2937;
    color: #f9fafb;
    padding: 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    overflow-x: auto;
    margin: 0;
    font-family: 'Courier New', monospace;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.error-more {
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
    padding: 0.5rem;
    margin-top: 0.5rem;
}

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

    header h1 {
        font-size: 1.75rem;
    }

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

    .migrations-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .migrations-header h2 {
        text-align: center;
    }

    .migrations-container {
        grid-template-columns: 1fr;
    }

    .button-group {
        flex-direction: column;
    }

    .button-group .btn {
        width: 100%;
    }

    .errors-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .errors-header h2 {
        text-align: center;
    }

    .error-group-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .error-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}