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

.login-box {
    background: #fff;
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
    padding: 48px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo {
    font-size: 48px;
    margin-bottom: 16px;
    display: block;
}

.login-title {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

.login-subtitle {
    font-size: 14px;
    color: #666;
}

.login-form .form-group {
    margin-bottom: 24px;
}

.login-form .form-label {
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.login-form .form-input {
    padding: 12px 16px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.3s;
}

.login-form .form-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.login-input-wrapper {
    position: relative;
}

.login-input-wrapper::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: #999;
}

.login-form .form-input {
    padding-left: 40px;
}

.login-input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: #999;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 8px;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.login-btn:active {
    transform: translateY(0);
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: #999;
    font-size: 14px;
}

.login-copyright {
    color: #999;
    font-size: 12px;
}

/* 响应式设计 */
@media (max-width: 480px) {
    .login-box {
        padding: 32px 24px;
    }

    .login-title {
        font-size: 20px;
    }
}