/* 未登录页面样式变量 */
    :root {
        --primary-color: #3498db;
        --secondary-color: #2c3e50;
        --success-color: #27ae60;
        --text-color: #333;
        --text-light: #7f8c8d;
        --bg-color: #f9f9f9;
        --card-bg: #fff;
        --border-color: #ddd;
        --warning-color: #f39c12;
    }

    /* 基础样式 */
    .login-reminder-container {
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 70vh;
        padding: 2rem;
        background-color: var(--bg-color);
        font-family: 'Segoe UI', 'Microsoft YaHei', Arial, sans-serif;
    }

    .login-reminder-content {
        background-color: var(--card-bg);
        border-radius: 12px;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
        padding: 4rem;
        text-align: center;
        max-width: 600px;
        width: 100%;
        animation: fadeIn 0.8s ease-in-out;
    }

    /* 动画效果 */
    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes pulse {
        0% {
            transform: scale(1);
        }
        50% {
            transform: scale(1.05);
        }
        100% {
            transform: scale(1);
        }
    }

    @keyframes float {
        0% {
            transform: translateY(0px);
        }
        50% {
            transform: translateY(-10px);
        }
        100% {
            transform: translateY(0px);
        }
    }

    /* 图标样式 */
    .login-icon {
        width: 120px;
        height: 120px;
        margin: 0 auto 2rem;
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        animation: float 3s ease-in-out infinite;
        box-shadow: 0 8px 24px rgba(52, 152, 219, 0.3);
    }

    .login-icon svg {
        width: 60px;
        height: 60px;
        fill: white;
    }

    /* 标题样式 */
    .login-title {
        font-size: 2rem;
        font-weight: 600;
        color: var(--secondary-color);
        margin-bottom: 1rem;
    }

    .login-subtitle {
        font-size: 1.2rem;
        color: var(--warning-color);
        margin-bottom: 1.5rem;
        font-weight: 500;
    }

    /* 描述和链接样式 */
    .login-description {
        font-size: 1rem;
        color: var(--text-light);
        margin-bottom: 2.5rem;
        line-height: 1.6;
    }

    .button-group {
        display: flex;
        gap: 1rem;
        justify-content: center;
        flex-wrap: wrap;
    }

    .login-button {
        display: inline-block;
        background-color: var(--primary-color);
        color: white;
        border: none;
        padding: 0.8rem 2rem;
        border-radius: 30px;
        font-size: 1rem;
        font-weight: 600;
        text-decoration: none;
        transition: all 0.3s ease;
        box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
        animation: pulse 2s ease-in-out infinite;
    }

    .login-button:hover {
        background-color: var(--secondary-color);
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(52, 152, 219, 0.4);
        color: white;
    }

    .register-button {
        display: inline-block;
        background-color: transparent;
        color: var(--primary-color);
        border: 2px solid var(--primary-color);
        padding: 0.8rem 2rem;
        border-radius: 30px;
        font-size: 1rem;
        font-weight: 600;
        text-decoration: none;
        transition: all 0.3s ease;
    }

    .register-button:hover {
        background-color: var(--primary-color);
        color: white;
        transform: translateY(-2px);
    }

    /* 底部链接 */
    .bottom-links {
        margin-top: 2rem;
        padding-top: 1.5rem;
        border-top: 1px solid var(--border-color);
    }

    .bottom-link {
        color: var(--text-light);
        text-decoration: none;
        font-size: 0.9rem;
        margin: 0 0.5rem;
        transition: color 0.3s ease;
    }

    .bottom-link:hover {
        color: var(--primary-color);
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        .login-reminder-content {
            padding: 3rem 2rem;
        }

        .login-title {
            font-size: 1.5rem;
        }

        .login-subtitle {
            font-size: 1rem;
        }

        .login-icon {
            width: 100px;
            height: 100px;
        }

        .login-icon svg {
            width: 50px;
            height: 50px;
        }

        .button-group {
            flex-direction: column;
            align-items: center;
        }

        .login-button,
        .register-button {
            width: 100%;
            max-width: 250px;
        }
    }

    @media (max-width: 480px) {
        .login-reminder-content {
            padding: 2rem 1rem;
            border-radius: 8px;
        }

        .login-icon {
            width: 80px;
            height: 80px;
        }

        .login-icon svg {
            width: 40px;
            height: 40px;
        }

        .login-title {
            font-size: 1.3rem;
        }

        .login-button,
        .register-button {
            padding: 0.7rem 1.5rem;
            font-size: 0.9rem;
        }
    }