/* 移动端样式 */
@media (max-width: 768px) {
    .container {
        padding: 15px 10px;
        background-color: #fef7ff;
    }
    
    .header {
        flex-direction: column;
        gap: 15px;
        padding: 15px 10px;
        background: linear-gradient(135deg, #ff9a9e 0%, #fad0c4 100%);
        border-radius: 0 0 20px 20px;
        margin: -15px -10px 25px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        align-items: flex-start;
    }
    
    .user-section {
        position: absolute !important;
        top: 10px !important;
        right: 10px !important;
        z-index: 100 !important;
        gap: 10px !important;
        background: transparent !important;
        border-radius: 0 !important;
        padding: 0 !important;
        box-shadow: none !important;
    }
    
    h1 {
        font-size: 24px;
        color: #ffffff;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        font-weight: 600;
        margin-bottom: 0;
        text-align: left;
    }
    
    .navbar {
        background-color: #ffffff;
        border-radius: 25px;
        padding: 15px;
        margin: 0 15px 30px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        flex-wrap: wrap;
        gap: 8px;
        justify-content: center;
    }
    
    .navbar a {
        font-size: 14px;
        padding: 8px 12px;
        border-radius: 20px;
        background-color: #f8f9fa;
        color: #666;
        font-weight: 500;
        transition: all 0.3s ease;
        flex: 1;
        min-width: 80px;
        text-align: center;
    }
    
    .navbar a:hover {
        background-color: #ffc1cc;
        color: #ffffff;
        transform: scale(1.05);
    }
    
    .navbar a.active {
        background-color: #ff6b8b;
        color: #ffffff;
    }
    
    .navbar a::after {
        display: none;
    }
    
    .user-info {
        gap: 10px;
        background-color: rgba(255,255,255,0.8);
        padding: 8px 15px;
        border-radius: 25px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }
    
    .user-avatar {
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
        color: #ff6b8b;
        font-weight: 600;
        box-shadow: 0 2px 6px rgba(0,0,0,0.1);
        font-size: 14px;
    }
    
    .logout-btn {
        background-color: #ff6b8b;
        color: #ffffff;
        padding: 6px 12px;
        border-radius: 15px;
        font-size: 12px;
        font-weight: 500;
        transition: all 0.3s ease;
    }
    
    .logout-btn:hover {
        background-color: #ff4776;
        transform: scale(1.05);
    }
    
    .auth-links {
        gap: 10px;
    }
    
    .auth-links a {
        padding: 8px 16px;
        border-radius: 20px;
        font-size: 14px;
        font-weight: 500;
        transition: all 0.3s ease;
    }
    
    .auth-links a:first-child {
        background-color: rgba(255,255,255,0.8);
        color: #ff6b8b;
    }
    
    .auth-links a:last-child {
        background-color: #ff6b8b;
        color: #ffffff;
    }
    
    .auth-links a:hover {
        transform: scale(1.05);
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }
    
    h2 {
        font-size: 18px;
    }
    
    h3 {
        font-size: 16px;
    }
    
    footer {
        background: linear-gradient(135deg, #ff9a9e 0%, #fad0c4 100%);
        color: #ffffff;
        padding: 30px 20px;
        border-radius: 20px 20px 0 0;
        margin: 30px -10px -15px;
        text-align: center;
        box-shadow: 0 -4px 15px rgba(0,0,0,0.1);
    }
    
    footer p {
        font-size: 14px;
        font-weight: 500;
        text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
    }
}