* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

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

.config-section {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.config-section:hover {
    transform: translateY(-2px);
}

.config-section h2 {
    color: #4a5568;
    margin-bottom: 20px;
    font-size: 1.5rem;
    border-bottom: 3px solid #667eea;
    padding-bottom: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #4a5568;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

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

.btn-secondary:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:hover {
    background: #218838;
    transform: translateY(-2px);
}

.btn-info {
    background: #17a2b8;
    color: white;
}

.btn-info:hover {
    background: #138496;
    transform: translateY(-2px);
}

.btn-danger {
    background: #dc3545;
    color: white;
    padding: 8px 16px;
    font-size: 12px;
}

.btn-danger:hover {
    background: #c82333;
    transform: translateY(-2px);
}

.command-item {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.command-item:hover {
    border-color: #667eea;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.command-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.command-header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.command-content {
    padding: 20px;
}

.output-container {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
}

#outputYaml {
    width: 100%;
    min-height: 300px;
    background: #2d3748;
    color: #e2e8f0;
    border: none;
    border-radius: 8px;
    padding: 15px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.5;
    resize: vertical;
}

.button-group {
    margin-top: 15px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .config-section {
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .button-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    header h1 {
        font-size: 2rem;
    }
}

/* アニメーション */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.command-item {
    animation: fadeIn 0.5s ease;
}

/* スクロールバーのスタイル */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5a67d8;
}

.sound-suggest-list {
    position: absolute;
    left: 0;
    right: 0;
    z-index: 10;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 0 0 8px 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    max-height: 180px;
    overflow-y: auto;
    display: none;
}
.sound-suggest-list.active {
    display: block;
}
.sound-suggest-item {
    padding: 10px 16px;
    cursor: pointer;
    font-size: 14px;
    color: #4a5568;
    transition: background 0.2s;
}
.sound-suggest-item:hover, .sound-suggest-item.selected {
    background: #e9ecef;
    color: #333;
}