body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
}

.topnav {
    overflow: hidden;
    background-color: #333;
}

    .topnav a {
        float: left;
        display: block;
        color: #f2f2f2;
        text-align: center;
        padding: 14px 16px;
        text-decoration: none;
        font-size: 17px;
    }

        .topnav a:hover {
            background-color: #ddd;
            color: black;
        }

        .topnav a.active {
            background-color: #4CAF50;
            color: white;
        }

    .topnav .icon {
        display: none;
    }

@media screen and (max-width: 600px) {
    .topnav a:not(:first-child) {
        display: none;
    }

    .topnav a.icon {
        float: right;
        display: block;
    }
}

@media screen and (max-width: 600px) {
    .topnav.responsive {
        position: relative;
    }

        .topnav.responsive .icon {
            position: absolute;
            right: 0;
            top: 0;
        }

        .topnav.responsive a {
            float: none;
            display: block;
            text-align: left;
        }
}


/* =====================================
   GOODBUY HEADER
   Farver inspireret af originalt logo
   ===================================== */

.goodbuy-header {
    width: 100%;
    background: #111820;
    border-bottom: 3px solid #008f36;
    box-shadow: 0 4px 15px rgba(0,0,0,0.16);
    position: relative;
    z-index: 1000;
}

.goodbuy-header-inner {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 10px 30px;
    min-height: 92px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

/* Logo */
.goodbuy-brand {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    text-decoration: none;
}

.goodbuy-logo {
    display: block;
    width: 205px;
    height: auto;
    background: transparent;
    object-fit: contain;
}


/* Navigation */
.goodbuy-nav {
    display: flex;
    align-items: center;
    gap: 5px;
}

    .goodbuy-nav a {
        color: #f0f4f8;
        text-decoration: none;
        font-size: 15px;
        font-weight: 500;
        padding: 13px 16px;
        border-radius: 6px;
        white-space: nowrap;
        transition: background .2s ease;
    }

        .goodbuy-nav a:hover {
            background: #0757ad;
            color: white;
        }

        .goodbuy-nav a.active {
            background: #008f36;
            color: white;
        }

/* Hamburger */
.goodbuy-menu-toggle {
    display: none;
    background: transparent;
    color: white;
    border: 1px solid #56616d;
    border-radius: 7px;
    padding: 7px 12px;
    font-size: 25px;
    cursor: pointer;
}

/* Tablet og mobil */
@media (max-width: 991px) {

    .goodbuy-header-inner {
        padding: 10px 20px;
        min-height: 75px;
        flex-wrap: wrap;
        gap: 0;
    }

    .goodbuy-logo {
        width: 170px;
    }

    .goodbuy-menu-toggle {
        display: block;
    }

    .goodbuy-nav {
        display: none;
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 4px;
        padding: 12px 0;
    }

        .goodbuy-nav.open {
            display: flex;
        }

        .goodbuy-nav a {
            padding: 14px 16px;
            font-size: 16px;
        }
}

/* iPhone / Samsung */
@media (max-width: 480px) {

    .goodbuy-header-inner {
        padding: 9px 14px;
    }

    .goodbuy-logo {
        width: 145px;
    }

    .goodbuy-brand {
        padding: 6px 9px;
    }

    .goodbuy-menu-toggle {
        font-size: 23px;
    }
}


/* ==========================================
   GOODBUY - INSTALLATIONSKORT
   ========================================== */

.gb-install-card {
    max-width: 480px;
    margin: 30px auto;
    padding: 28px 24px;
    text-align: center;
    background: #f5f9fc;
    border: 1px solid #dce7ef;
    border-radius: 14px;
    box-shadow: 0 5px 18px rgba(0,0,0,.05);
}

.gb-install-card-icon {
    font-size: 38px;
    color: #194466;
    margin-bottom: 12px;
}

.gb-install-card h3 {
    color: #194466;
    font-size: 23px;
    font-weight: 700;
    margin: 0 0 12px;
}

.gb-install-card p {
    color: #64748b;
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.gb-install-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #2f6fed;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 13px 22px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

    .gb-install-button:hover {
        background: #245bd0;
    }

    .gb-install-button .fa {
        color: #65e88c;
        font-size: 19px;
    }

@media (max-width: 600px) {
    .gb-install-card {
        margin: 24px 12px;
        padding: 24px 18px;
    }
}