* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        margin: 0;
        font-family: Arial, sans-serif;
        background-color: #ffffff;
        color: #333;
        line-height: 1.6;
        padding-top: 90px;
    }

    .header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background-color: white;
        z-index: 1000;
        padding: 10px 20px;
        border-radius: 25px;
        margin: 10px;
        width: calc(100% - 20px);
        transition: background-color 0.3s ease, box-shadow 0.3s ease;
    }

    .header.scrolled {
        background-color: var(--color-primary);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }

    .header-content {
        display: flex;
        justify-content: space-between;
        align-items: center;
        max-width: 1200px;
        margin: 0 auto;
    }

    .logo img {
        height: 50px;
        width: auto;
    }

    .nav-links {
        display: flex;
        gap: 30px;
        align-items: center;
    }

    .nav-links a {
        text-decoration: none;
        color: var(--color-primary);
        font-family: 'Poppins1', sans-serif;
        font-weight: 500;
        font-size: 16px;
        transition: color 0.3s ease;
        border: 1px solid var(--color-border);
        padding: 6px 12px;
        border-radius: var(--border-radius-btn);
    }

    .nav-links a:hover {
        border: 1px solid white;
    }

    .header.scrolled .nav-links a {
        color: white;
    }

    .header.scrolled .nav-links a:hover {
        color: #A6C8F7;
    }

    /* Menú hamburguesa */
    .menu-toggle {
        display: none;
        flex-direction: column;
        cursor: pointer;
        padding: 5px;
    }

    .menu-toggle span {
        width: 25px;
        height: 3px;
        background-color: white; 
        margin: 3px 0;
        transition: 0.3s;
        border-radius: 2px;
    }

    .header.scrolled .menu-toggle span {
        background-color: white;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .mobile-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--color-primary);
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 20px;
    }

    .mobile-menu.active {
        display: flex;
    }

    .mobile-menu a {
        text-decoration: none;
        color: white;
        font-family: 'Poppins', sans-serif;
        font-weight: 600;
        font-size: 24px;
        padding: 20px 0;
        transition: color 0.3s ease;
        text-align: center;
    }

    .mobile-menu a:hover {
        color: #A6C8F7;
    }

    @media (max-width: 900px) {
        .nav-links {
            display: none;
        }

        .menu-toggle {
            display: flex;
        }

        .header-content {
            padding: 0 10px;
        }

        .logo img {
            height: 40px;
        }
    }

    @media (max-width: 480px) {
        .logo img {
            height: 35px;
        }
    }