:root {
    --color-page: #f4f4f9;
    --color-surface: #fff;
    --color-surface-muted: #f5f5f5;
    --color-bracket-container: #e9e9ee;
    --color-bracket-border: #555;
    --color-border: #ddd;
    --color-border-strong: #ccc;
    --color-text: #2c3e50;
    --color-text-muted: #666;
    --color-primary: #6f9b68;
    --color-primary-hover: #5f8b59;
    --color-info: #2196F3;
    --color-info-hover: #1e88e5;
    --color-warning: #f39c12;
    --color-danger: #f44336;
    --color-danger-hover: #e53935;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 2px 5px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 10px rgba(0,0,0,0.15);
    --shadow-lg: 0 5px 20px rgba(0,0,0,0.2);
    --space-page: 20px;
    --motion-fast: 0.3s ease;
}

* {
    box-sizing: border-box;
}

body.page {
    font-family: Arial, sans-serif;
    padding: var(--space-page);
    background-color: var(--color-page);
}

body.page--centered {
    max-width: 1200px;
    margin: 0 auto;
}

body.page--flush {
    margin: 0;
}

.page h1 {
    text-align: center;
    margin-bottom: 20px;
}

button {
    padding: 8px 12px;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}

textarea,
input {
    font-family: inherit;
}

.back-link,
.download-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--color-text);
    padding: 12px 24px;
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--motion-fast);
    font-weight: 500;
}

.back-link:hover,
.download-link:hover,
.action-btn:hover,
.action-button:hover,
.btn-primary:hover,
.btn-secondary:hover,
.save-all-button:hover,
.nav-btn:hover,
.save-btn:hover,
.nav-btn-week:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.table-page table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border-radius: 10px;
    overflow: hidden;
}

.table-page th,
.table-page td {
    padding: 12px;
    border: 1px solid var(--color-border);
    text-align: center;
}

.table-page th {
    background: #1f2933;
    color: #fff;
}

.edit-btn {
    background: var(--color-warning);
    color: #fff;
}

.match-btn {
    background: #3498db;
    color: #fff;
}

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-surface);
    padding: 20px;
    min-width: 300px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    border-radius: 10px;
}

.hidden,
.is-hidden {
    display: none;
}

.action-btn,
.action-button,
.nav-btn,
.save-btn,
.nav-btn-week,
.phone-toggle-action-btn-visibility-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--motion-fast);
    box-shadow: var(--shadow-sm);
}

.action-btn,
.nav-btn,
.save-btn,
.nav-btn-week,
.phone-toggle-action-btn-visibility-btn {
    padding: 12px 20px;
}

.action-button {
    padding: 12px 24px;
}

.action-btn.primary,
.save-btn,
.action-button.primary {
    background: var(--color-primary);
    color: #fff;
}

.action-btn.primary:hover,
.save-btn:hover,
.action-button.primary:hover {
    background: var(--color-primary-hover);
}

.action-btn.success,
.action-button.success,
.nav-btn {
    background: var(--color-info);
    color: #fff;
}

.action-btn.success:hover,
.action-button.success:hover,
.nav-btn:hover {
    background: var(--color-info-hover);
}

.action-btn.info {
    background: #00bcd4;
    color: #fff;
}

.action-btn.info:hover {
    background: #00acc1;
}

.action-btn.warning {
    background: #ff9800;
    color: #fff;
}

.action-btn.warning:hover {
    background: #f57c00;
}

.action-btn.danger,
.action-button.danger {
    background: var(--color-danger);
    color: #fff;
}

.action-btn.danger:hover,
.action-button.danger:hover {
    background: var(--color-danger-hover);
}

.btn-primary,
.btn-secondary {
    flex: 1;
    padding: 12px 20px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--motion-fast);
}

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

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

.btn-secondary {
    background: #e0e0e0;
    color: #333;
}

.btn-secondary:hover {
    background: #d5d5d5;
}

.fixed-save-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-surface);
    padding: 15px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    text-align: center;
    z-index: 1000;
}

.page-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.input-container {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.instructions {
    background: #f8f9fa;
    padding: 15px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.instructions p {
    margin: 5px 0;
    color: #495057;
}

.instructions pre {
    background: #e9ecef;
    padding: 10px;
    border-radius: var(--radius-sm);
    margin-top: 10px;
    font-family: monospace;
    white-space: pre-wrap;
}

.batch-textarea {
    border: 2px solid #e9ecef;
    border-radius: var(--radius-md);
    font-family: monospace;
    resize: vertical;
    transition: border-color var(--motion-fast);
}

.batch-textarea:focus {
    border-color: var(--color-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.process-button {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--motion-fast);
}

.process-button:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.process-result {
    margin-top: 20px;
    padding: 15px;
    border-radius: var(--radius-md);
    font-family: monospace;
    max-height: 200px;
    overflow-y: auto;
}

.result-item {
    padding: 8px;
    margin: 4px 0;
    border-radius: var(--radius-sm);
}

.result-item.success,
.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.result-item.error,
.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

@media (max-width: 768px) {
    .action-buttons {
        flex-direction: column;
    }

    .action-btn,
    .back-link,
    .nav-btn,
    .save-btn {
        justify-content: center;
    }
}