/* 登录注册页面样式 */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.auth-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
}

.auth-header p {
    color: #666;
    font-size: 14px;
}

.auth-form {
    margin-bottom: 24px;
}

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

.auth-form .form-group:last-child {
    margin-bottom: 0;
}

.auth-form input {
    height: 48px;
    font-size: 16px;
    border: 2px solid #e1e5e9;
    transition: all 0.2s ease;
}

.auth-form input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.auth-form .btn {
    width: 100%;
    height: 48px;
    font-size: 16px;
    font-weight: 600;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    margin-top: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #ffffff;
    transition: all 0.2s ease;
}

.auth-form .btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    color: #ffffff;
}

.auth-form .btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
    color: #ffffff;
}

.auth-footer {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #eee;
}

.auth-footer p {
    color: #666;
    font-size: 14px;
    margin-bottom: 12px;
}

.auth-footer a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .auth-container {
        padding: 16px;
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .auth-card {
        padding: 32px 24px;
        width: 100%;
        max-width: 100%;
        margin: 0 auto;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    }
    
    .auth-header {
        margin-bottom: 28px;
    }
    
    .auth-header h1 {
        font-size: 26px;
        margin-bottom: 6px;
    }
    
    .auth-header p {
        font-size: 15px;
    }
    
    .auth-form .form-group {
        margin-bottom: 18px;
    }
    
    .auth-form input {
        height: 50px;
        font-size: 16px;
        padding: 0 16px;
    }
    
    .auth-form .btn {
        height: 50px;
        font-size: 16px;
        font-weight: 600;
        margin-top: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
    }
    
    .auth-footer {
        padding-top: 20px;
    }
    
    .auth-footer p {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .auth-container {
        padding: 12px;
    }
    
    .auth-card {
        padding: 28px 20px;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .auth-header p {
        font-size: 14px;
    }
    
    .auth-form input {
        height: 48px;
        font-size: 15px;
    }
    
    .auth-form .btn {
        height: 48px;
        font-size: 15px;
    }
}