:root {
    --primary-color: #0062cc;
    --secondary-color: #2c5282;
    --background-light: #ffffff;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --code-bg: #1a1a1a;
    --code-color: #00ff00;
    --border-color: #e2e8f0;
}

/* 会员状态栏样式 */
.member-status {
    position: fixed;
    top: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.9);
    padding: 10px 20px;
    z-index: 1001;
    border-bottom-left-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* 移动端隐藏会员状态栏 */
@media (max-width: 768px) {
    .member-status {
        display: none;
    }
}

/* 按钮通用样式 */
.button {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    color: white;
    margin: 0 5px;
    transition: opacity 0.3s;
}

.button:hover {
    opacity: 0.9;
}

/* 按钮类型 */
.login-btn { background: #2563eb; }
.buy-btn { background: #28a745; }
.logout-btn { background: #dc3545; }

/* 会员等级标签样式 */
.member-level {
    display: inline-block;
    padding: 4px 8px;
    background: var(--primary-color);
    color: white;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* 内容锁定样式 */
.content-lock {
    position: relative;
    margin-top: 20px;
    padding-top: 50px;
}

.blur-overlay {
    position: absolute;
    top: -100px;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0) 0%,
        rgba(255,255,255,0.8) 50%,
        rgba(255,255,255,1) 100%
    );
    backdrop-filter: blur(5px);
    z-index: 1;
}

.lock-message {
    position: relative;
    text-align: center;
    padding: 40px 20px;
    z-index: 2;
}

/* 登录区域样式 */
.login-section {
    text-align: center;
    padding: 40px 20px;
    background: #f8f9fa;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* 通用布局样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.main-content {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .container {
        padding: 0 10px;
    }

    .content {
        padding: 1rem;
    }

    .button {
        padding: 6px 12px;
        font-size: 0.9rem;
    }

    .member-level {
        font-size: 0.75rem;
        padding: 3px 6px;
    }
}