/* Index頁面專用樣式 */
.welcome-section {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    max-width: 600px;
    margin: 0 auto;
}

.welcome-section h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 2rem;
}

.welcome-section p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.start-btn {
    background: #4A90E2;
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 25px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.start-btn:hover {
    background: #357ABD;
    transform: translateY(-2px);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.feature-card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.feature-title {
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
}

.feature-desc {
    color: #666;
    font-size: 0.9rem;
}