img {
    max-width: 100%;
    height: auto;
}

@media (max-width: 768px) {

    .header {
        min-height: 68px;
        padding: 0 5%;
        position: relative;
        z-index: 1000;
    }

    .header nav {
        position: absolute;
        top: 68px;
        left: 0;

        width: 100%;

        display: flex;
        flex-direction: column;
        align-items: stretch;

        gap: 0;
        padding: 10px 5% 15px;

        background: #ffffff;

        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);

        opacity: 0;
        visibility: hidden;
        transform: translateY(-15px);

        transition: all 0.3s ease;
    }

    .header nav a {
        width: 100%;
        padding: 15px 10px;

        border-bottom: 1px solid #e8eee9;

        text-align: left;

        font-size: 16px;
        color: #18352d;

        text-decoration: none;

        transition: 0.3s ease;
    }

    .header nav a:last-child {
        border-bottom: none;
    }

    .header nav a:hover {
        padding-left: 18px;
        background: #f3f8f5;
        color: #168a63;
    }

    
    #menu-toggle:checked ~ nav {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    .menu-button {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;

        width: 42px;
        height: 42px;

        gap: 5px;

        background: #168a63;
        border-radius: 10px;

        cursor: pointer;
    }

    .menu-button span {
        width: 21px;
        height: 2px;

        background: #ffffff;
        border-radius: 5px;

        transition: 0.3s ease;
    }

    /* Hamburger → X animation */
    #menu-toggle:checked + .menu-button span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    #menu-toggle:checked + .menu-button span:nth-child(2) {
        opacity: 0;
    }

    #menu-toggle:checked + .menu-button span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

}


@media (max-width: 420px) {

    .header {
        padding: 0 4%;
    }

    .logo h2 {
        font-size: 17px;
    }

    .menu-button {
        width: 40px;
        height: 40px;
    }

    .header nav a {
        font-size: 15px;
        padding: 14px 10px;
    }

}