/* Compact two-level navigation shared by home and inner pages. */
header.style-3.two {
    background: rgba(222, 235, 225, 0.94);
    border-bottom: 1px solid rgba(0, 128, 48, 0.18);
    box-shadow: 0 10px 30px rgba(0, 32, 48, 0.1);
}

header.style-3.two.sticky {
    background: rgba(214, 230, 218, 0.97);
    border-bottom-color: rgba(0, 128, 48, 0.2);
}

/* Menu parents with children are controls; only their submenu items navigate. */
header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
    align-items: center;
    appearance: none;
    background: transparent;
    border: 1px dashed transparent;
    border-radius: 100px;
    color: #002030;
    cursor: pointer;
    display: flex;
    font-family: var(--font-poppins);
    font-size: 15px;
    font-style: normal;
    font-weight: 600;
    gap: 6px;
    justify-content: flex-start;
    letter-spacing: 0.4px;
    line-height: 1;
    opacity: 1;
    padding: 5px 12px;
    position: relative;
    right: auto;
    text-align: left;
    top: auto;
    transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
    width: auto;
    z-index: auto;
}

header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon::before {
    content: none;
}

header.style-3 .main-menu > ul > li > button.olbia-menu-trigger i {
    color: #008030;
    font-size: 11px;
    transition: transform 0.2s ease;
}

header.style-3 .main-menu > ul > li:hover > button.olbia-menu-trigger,
header.style-3 .main-menu > ul > li.olbia-menu-expanded > button.olbia-menu-trigger {
    background: rgba(255, 102, 0, 0.09);
    border-color: rgba(255, 102, 0, 0.52);
    box-shadow: inset 0 -2px 0 #ff6600;
    color: #008030;
}

header.style-3 .main-menu > ul > li.olbia-menu-expanded > button.olbia-menu-trigger i {
    transform: rotate(180deg);
}

header.style-3 .main-menu > ul > li.olbia-cascade-parent > ul.olbia-cascade-menu {
    overflow: visible;
}

header.style-3 .olbia-cascade-trigger {
    align-items: center;
    appearance: none;
    background: transparent;
    border: 0;
    color: #002030;
    cursor: pointer;
    display: flex;
    font-family: var(--font-poppins);
    font-size: 15px;
    font-weight: 600;
    justify-content: space-between;
    line-height: 1.3;
    margin: 0;
    position: static;
    text-align: left;
    transition: background-color 0.2s ease, color 0.2s ease;
    width: 100%;
}

header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > button.olbia-cascade-trigger {
    align-items: center;
    display: flex !important;
    font-size: 15px;
    position: static;
    right: auto;
    top: auto;
    width: 100%;
}

header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > button.olbia-cascade-trigger::before {
    content: none !important;
}

header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > button.olbia-cascade-trigger > .olbia-cascade-arrow {
    color: #008030;
    flex: 0 0 auto;
    font-family: Arial, sans-serif;
    font-size: 24px;
    line-height: 1;
    position: static;
    right: auto;
    top: auto;
    transition: transform 0.2s ease;
}

header.style-3 .olbia-cascade-submenu > li > a {
    align-items: center;
    display: flex;
    gap: 10px;
}

header.style-3 .olbia-cascade-submenu > li > a img {
    border-radius: 50%;
    flex: 0 0 18px;
    height: 18px;
    margin: 0;
    min-width: 18px;
    width: 18px;
}

@media (min-width: 1024px) {
    header.style-3 .main-menu > ul > li.olbia-toggle-only:not(.olbia-menu-expanded) > ul.sub-menu {
        display: none;
    }

    header.style-3 .main-menu > ul > li.olbia-toggle-only.olbia-menu-expanded > ul.sub-menu {
        animation: fade-down 0.25s linear;
        display: block;
    }

    header.style-3 .main-menu > ul > li.olbia-cascade-parent:focus-within > ul.olbia-cascade-menu {
        animation: fade-down 0.25s linear;
        display: block;
    }

    header.style-3 .main-menu > ul > li.olbia-cascade-parent > ul.olbia-cascade-menu {
        left: calc(50% - 150px);
        max-height: none;
        min-width: 300px;
        overflow: visible;
        padding: 12px;
        right: auto;
        width: 300px;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group {
        border-radius: 6px;
        position: relative;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > .olbia-cascade-trigger {
        min-height: 48px;
        opacity: 1;
        padding: 12px 14px;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group:hover > .olbia-cascade-trigger,
    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group:focus-within > .olbia-cascade-trigger {
        background: #edf7ef;
        color: #008030;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group:hover > .olbia-cascade-submenu,
    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group:focus-within > .olbia-cascade-submenu,
    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > .olbia-cascade-submenu.olbia-submenu-open {
        animation: fade-down 0.2s linear;
        display: block;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > .olbia-cascade-submenu {
        border: 1px solid rgba(0, 128, 48, 0.16);
        box-shadow: 0 18px 42px rgba(0, 32, 48, 0.14);
        left: calc(100% - 2px);
        max-height: calc(100vh - 120px);
        min-width: 340px;
        overflow-y: auto;
        padding: 12px;
        top: -13px;
        width: 340px;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-submenu > li > a {
        border-radius: 5px;
        min-height: 43px;
        padding: 10px 13px;
        white-space: normal;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-submenu > li > a:hover,
    header.style-3 .main-menu > ul > li .olbia-cascade-submenu > li > a:focus-visible {
        background: #f4faf5;
        color: #008030;
    }
}

@media (min-width: 1024px) and (max-width: 1919px) {
    header.style-3 {
        padding-left: 6px;
        padding-right: 6px;
    }

    header.style-3 .logo-and-menu-area {
        gap: 10px;
    }

    header.style-3 .header-logo {
        min-width: 136px;
        width: 136px;
    }

    header.style-3 .header-logo .olbia-logo-text img {
        width: 134px;
    }

    header.style-3 .main-menu > ul {
        white-space: nowrap;
    }

    header.style-3 .main-menu > ul > li {
        padding-left: 0;
        padding-right: 0;
    }

    header.style-3 .main-menu > ul > li > a,
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        font-size: 12px;
        padding-left: 5px;
        padding-right: 5px;
    }

    header.style-3.two .nav-right {
        gap: 12px;
    }

    header.style-3 .contact-area .content span {
        font-size: 11px;
    }

    header.style-3 .contact-area .content a {
        font-size: 14px;
    }
}

@media (max-width: 1023px) {
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        border: 0;
        border-radius: 0;
        box-shadow: none;
        justify-content: space-between;
        line-height: 1.25;
        padding: 16px 0;
        width: 100%;
    }

    header.style-3 .main-menu > ul > li:hover > button.olbia-menu-trigger,
    header.style-3 .main-menu > ul > li.olbia-menu-expanded > button.olbia-menu-trigger {
        background: transparent;
        border: 0;
        box-shadow: none;
        color: #008030;
    }

    header.style-3 .main-menu > ul > li > ul.olbia-cascade-menu.olbia-submenu-open,
    header.style-3 .main-menu > ul > li .olbia-cascade-submenu.olbia-submenu-open {
        display: block;
    }

    header.style-3 .main-menu > ul > li.olbia-cascade-parent > ul.olbia-cascade-menu {
        padding-left: 0;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group {
        border-bottom: 1px solid #edf0ed;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > .olbia-cascade-trigger {
        color: #002030;
        min-height: 46px;
        opacity: 1;
        padding: 11px 4px;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > .olbia-cascade-trigger.active {
        color: #008030;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > .olbia-cascade-trigger.active .olbia-cascade-arrow {
        transform: rotate(90deg);
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-menu > li.olbia-cascade-group > .olbia-cascade-submenu {
        background: #f4faf5;
        border-left: 2px solid #ff6600;
        border-radius: 0 5px 5px 0;
        margin: 0 0 8px;
        max-width: none;
        min-width: 0;
        padding: 4px 8px;
        position: static;
        width: 100%;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-submenu > li {
        border-bottom: 1px solid rgba(0, 128, 48, 0.1);
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-submenu > li:last-child {
        border-bottom: 0;
    }

    header.style-3 .main-menu > ul > li .olbia-cascade-submenu > li > a {
        font-size: 13px;
        line-height: 1.35;
        padding: 10px 5px;
    }
}

/* Keep the full navigation on tablets and compact laptops without wrapping. */
@media (min-width: 1024px) and (max-width: 1919px) {
    header.style-3.two {
        padding-left: 4px;
        padding-right: 4px;
    }

    header.style-3.two > .container-fluid {
        flex-wrap: nowrap !important;
        gap: 6px;
        padding-left: 6px;
        padding-right: 6px;
    }

    header.style-3 .logo-and-menu-area {
        flex: 1 1 auto;
        gap: 6px;
        min-width: 0;
    }

    header.style-3 .header-logo {
        flex: 0 0 104px;
        min-width: 104px;
        width: 104px;
    }

    header.style-3 .header-logo .olbia-logo-text img {
        width: 102px;
    }

    header.style-3 .main-menu {
        flex: 1 1 auto;
        min-width: 0;
        position: static !important;
        transform: none !important;
    }

    header.style-3 .main-menu > ul.menu-list {
        display: flex !important;
        flex-wrap: nowrap !important;
        gap: 0 !important;
        justify-content: space-between;
        padding: 0 !important;
        white-space: nowrap;
        width: 100%;
    }

    header.style-3 .main-menu > ul > li {
        flex: 0 1 auto;
        min-width: 0;
        padding: 0 !important;
    }

    header.style-3 .main-menu > ul > li > a,
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        font-size: 10px;
        gap: 3px;
        letter-spacing: 0;
        padding: 6px 3px;
        white-space: nowrap;
    }

    header.style-3 .mobile-logo-area,
    header.style-3 .main-menu > .contact-area,
    header.style-3 .nav-right .contact-area,
    header.style-3 .sidebar-button.mobile-menu-btn {
        display: none !important;
    }

    header.style-3 .nav-right {
        flex: 0 0 auto;
        gap: 5px;
    }

    header.style-3 .olbia-login-btn {
        font-size: 11px;
        min-height: 40px;
        padding-left: 11px;
        padding-right: 11px;
        white-space: nowrap;
    }
}

@media (min-width: 1200px) and (max-width: 1919px) {
    header.style-3 .header-logo {
        flex-basis: 118px;
        min-width: 118px;
        width: 118px;
    }

    header.style-3 .header-logo .olbia-logo-text img {
        width: 116px;
    }

    header.style-3 .main-menu > ul > li > a,
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        font-size: 11px;
        padding-left: 4px;
        padding-right: 4px;
    }
}

/* Desktop header: utility actions above, primary navigation below. */
@media (min-width: 1024px) {
    header.style-3.two {
        padding: 0;
    }

    header.style-3.two > .container-fluid {
        display: grid !important;
        grid-template-columns: 1fr;
        grid-template-rows: 40px 62px;
        padding: 0 24px;
    }

    header.style-3 .nav-right {
        align-items: center;
        border-bottom: 1px solid rgba(0, 128, 48, 0.12);
        display: flex;
        gap: 14px;
        grid-column: 1;
        grid-row: 1;
        justify-content: flex-end;
        justify-self: stretch;
        min-width: 0;
    }

    header.style-3 .nav-right .contact-area.d-xl-flex {
        display: flex !important;
        margin: 0;
    }

    header.style-3 .nav-right .contact-area .icon {
        height: 30px;
        min-width: 30px;
        width: 30px;
    }

    header.style-3 .nav-right .contact-area .content {
        align-items: center;
        display: flex;
        gap: 8px;
    }

    header.style-3 .nav-right .contact-area .content span,
    header.style-3 .nav-right .contact-area .content a {
        font-size: 12px;
        line-height: 1.2;
        margin: 0;
        white-space: nowrap;
    }

    header.style-3 .search-and-login,
    header.style-3 .olbia-login-btn {
        min-height: 32px;
        height: 32px;
    }

    header.style-3 .olbia-login-btn {
        font-size: 11px;
        padding: 7px 12px;
    }

    header.style-3 .logo-and-menu-area {
        align-items: center;
        display: flex;
        gap: 18px;
        grid-column: 1;
        grid-row: 2;
        min-width: 0;
        width: 100%;
    }

    header.style-3 .header-logo {
        flex: 0 0 118px;
        min-width: 118px;
        width: 118px;
    }

    header.style-3 .header-logo .olbia-logo-text img {
        width: 116px;
    }

    header.style-3 .main-menu {
        flex: 1 1 auto;
        min-width: 0;
        position: static !important;
        transform: none !important;
    }

    header.style-3 .main-menu > ul.menu-list {
        align-items: center;
        display: flex !important;
        flex-wrap: nowrap !important;
        column-gap: clamp(10px, 1.45vw, 28px) !important;
        justify-content: flex-end;
        padding: 0 !important;
        white-space: nowrap;
        width: 100%;
    }

    header.style-3 .main-menu > ul > li {
        flex: 0 1 auto;
        min-width: 0;
        padding: 0 !important;
    }

    header.style-3 .main-menu > ul > li > a,
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        font-size: 12px;
        gap: 4px;
        letter-spacing: 0;
        padding: 8px 5px;
        white-space: nowrap;
    }

    header.style-3 .mobile-logo-area,
    header.style-3 .main-menu > .contact-area,
    header.style-3 .sidebar-button.mobile-menu-btn {
        display: none !important;
    }
}

@media (min-width: 1024px) and (max-width: 1199px) {
    header.style-3.two > .container-fluid {
        padding-left: 12px;
        padding-right: 12px;
    }

    header.style-3 .logo-and-menu-area {
        gap: 8px;
    }

    header.style-3 .header-logo {
        flex-basis: 96px;
        min-width: 96px;
        width: 96px;
    }

    header.style-3 .header-logo .olbia-logo-text img {
        width: 94px;
    }

    header.style-3 .main-menu > ul > li > a,
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        font-size: 11px;
        gap: 2px;
        padding-left: 2px;
        padding-right: 2px;
    }

    header.style-3 .main-menu > ul.menu-list {
        column-gap: clamp(5px, 0.7vw, 8px) !important;
    }
}

@media (min-width: 1200px) and (max-width: 1399px) {
    header.style-3.two > .container-fluid {
        grid-template-rows: 42px 68px;
        padding-left: 18px;
        padding-right: 18px;
    }

    header.style-3 .header-logo {
        flex-basis: 132px;
        min-width: 132px;
        width: 132px;
    }

    header.style-3 .header-logo .olbia-logo-text img {
        width: 130px;
    }

    header.style-3 .main-menu > ul > li > a,
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        font-size: 13px;
        padding-left: 4px;
        padding-right: 4px;
    }

    header.style-3 .main-menu > ul.menu-list {
        column-gap: clamp(8px, 1vw, 14px) !important;
    }
}

@media (min-width: 1400px) {
    header.style-3.two > .container-fluid {
        grid-template-rows: 46px 76px;
        padding-left: 28px;
        padding-right: 28px;
    }

    header.style-3 .logo-and-menu-area {
        gap: 28px;
    }

    header.style-3 .header-logo {
        flex-basis: 158px;
        min-width: 158px;
        width: 158px;
    }

    header.style-3 .header-logo .olbia-logo-text img {
        width: 156px;
    }

    header.style-3 .main-menu > ul > li > a,
    header.style-3 .main-menu > ul > li > button.olbia-menu-trigger.dropdown-icon {
        font-size: 15px;
        padding-left: 7px;
        padding-right: 7px;
    }

    header.style-3 .nav-right .contact-area .content span,
    header.style-3 .nav-right .contact-area .content a {
        font-size: 13px;
    }

    header.style-3.two .search-and-login .login-btn.olbia-login-btn {
        font-size: 13px;
        height: 38px;
        min-width: 88px;
        padding-left: 15px;
        padding-right: 15px;
    }
}

/* Student login stays a clear action without crowding the mobile header. */
header.style-3.two .search-and-login .login-btn.olbia-login-btn,
header.style-3.two.sticky .search-and-login .login-btn.olbia-login-btn {
    align-items: center;
    background: #ff6600;
    border: 1px solid #ff6600;
    border-radius: 6px;
    box-shadow: 0 8px 18px rgba(255, 102, 0, 0.2);
    color: #fff;
    display: inline-flex;
    font-family: var(--font-poppins);
    font-size: 13px;
    font-weight: 700;
    height: 38px;
    justify-content: center;
    line-height: 1;
    max-width: none;
    min-width: 88px;
    padding: 0 15px;
    white-space: nowrap;
}

header.style-3.two .search-and-login .login-btn.olbia-login-btn:hover,
header.style-3.two .search-and-login .login-btn.olbia-login-btn:focus-visible,
header.style-3.two.sticky .search-and-login .login-btn.olbia-login-btn:hover,
header.style-3.two.sticky .search-and-login .login-btn.olbia-login-btn:focus-visible {
    background: #002030;
    border-color: #002030;
    color: #fff;
}

header.style-3.two .search-and-login .login-btn.olbia-login-btn:focus-visible {
    outline: 3px solid rgba(255, 102, 0, 0.28);
    outline-offset: 3px;
}

@media (max-width: 1023px) {
    header.style-3.two > .container-fluid {
        gap: 12px;
    }

    header.style-3.two .nav-right {
        flex: 0 0 auto;
    }

    header.style-3.two .search-and-login .login-btn.olbia-login-btn {
        height: 38px;
        min-width: 84px;
        padding: 0 13px;
    }
}

@media (max-width: 576px) {
    header.style-3.two > .container-fluid {
        gap: 8px;
    }

    header.style-3.two .nav-right {
        gap: 10px;
    }

    header.style-3.two .search-and-login .login-btn.olbia-login-btn {
        font-size: 11px;
        height: 36px;
        min-width: 72px;
        padding: 0 10px;
    }
}

@media (max-width: 390px) {
    header.style-3.two .nav-right {
        gap: 8px;
    }

    header.style-3.two .search-and-login .login-btn.olbia-login-btn {
        height: 34px;
        min-width: 68px;
        padding: 0 8px;
    }
}