:root {
    --navy: #07151f;
    --scrollbar-width: 0px;
    --gold: #ca9228;
    --white: #fff;
    --muted: #dfe4e6;
    --line: rgba(255, 255, 255, .24);
    --photo: url('/images/education1.webp');
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-width: 0;
}

/* ------------------------------------------------------------
   SCROLL OWNER = html
   The scrollbar lives on <html>. `overflow: hidden` on <body>
   does NOT stop html from scrolling — that's why the page
   still scrolled behind the nav. We lock html instead.
   `scrollbar-gutter: stable` keeps the 8px column reserved
   so locking/unlocking never shifts the layout.
   ------------------------------------------------------------ */
html {
    overflow-y: scroll;
    scrollbar-gutter: stable;
    scrollbar-width: thin;
    scrollbar-color: var(--gold) rgba(7, 21, 31, 0.08);
}

html::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

html::-webkit-scrollbar-track {
    background: rgba(7, 21, 31, 0.06);
    border-left: 1px solid rgba(7, 21, 31, 0.08);
}

html::-webkit-scrollbar-thumb {
    background: var(--gold);
    border-radius: 999px;
    border: 2px solid #fff;
}

html::-webkit-scrollbar-thumb:hover {
    background: #b07d1f;
}

/* Lock the real scroll owner while the nav is open.
   Gutter stays reserved (stable) → no horizontal shift. */
html.nav-open {
    overflow-y: hidden;
}

html.nav-open::-webkit-scrollbar {
    width: 0;
    height: 0;
}

@media (max-width: 767px) {
    html {
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    html::-webkit-scrollbar {
        width: 0;
        height: 0;
    }
}

body {
    padding-top: 7.25rem;
    overflow-x: hidden;
    background: #fff;
    font-family: Arial, Helvetica, sans-serif;
    color: #fff;
    overflow-anchor: none;
}

/* Kept for compatibility with any existing JS — body itself
   isn't the scroll owner, so this alone does nothing harmful. */
body.nav-open {
    overflow: hidden;
}

.page {
    padding-top: 0;
}

.page,
.topbar,
.nav-package {
    width: 100%;
    max-width: 100vw;
}

.topbar {
    position: fixed;
    inset: 0 0 auto;
    z-index: 20;
    height: 7.25rem;
    padding: 1rem max(1.5rem, calc((100% - 1115px) / 2));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    background: linear-gradient(90deg, rgba(7, 21, 31, .94), rgba(7, 21, 31, .72)), var(--photo) center/cover;
    color: #fff;
}

.brand {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    color: #fff;
    text-decoration: none;
}

.brand-symbol {
    width: 4rem;
    height: 4rem;
    display: grid;
    place-items: center;
    font-size: 4rem;
    line-height: .9;
}

.brand-copy {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 1.05rem;
    line-height: 1.02;
    letter-spacing: .03em;
    text-transform: uppercase;
}

.brand-copy strong {
    font-size: 1.45rem;
}

.brand-copy small {
    display: block;
    color: #ce2429;
    font-size: .75rem;
    letter-spacing: .04em;
}

.brand-partner {
    display: flex;
    align-items: center;
    gap: .7rem;
    border-left: 1px solid var(--line);
    padding-left: 1.1rem;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.02;
}

.brand-partner b {
    font-size: 2.1rem;
}

.brand-partner small {
    color: #fff;
    font-size: 1rem;
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 1.8rem;
}

.language {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 1.1rem;
}

.close-button {
    position: relative;
    width: 3rem;
    height: 3rem;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.close-button span {
    position: absolute;
    left: .2rem;
    top: 1.4rem;
    width: 2.55rem;
    height: 2px;
    background: #fff;
}

.close-button span:first-child {
    transform: rotate(45deg);
}

.close-button span+span {
    transform: rotate(-45deg);
}

.nav-package {
    position: fixed;
    inset: 0;
    z-index: 15;
    display: flex;
    flex-direction: column;
    visibility: hidden;
    opacity: 0;
    background-image: linear-gradient(90deg, rgba(2, 9, 16, .92), rgba(2, 9, 16, .82)), var(--photo);
    background-position: center;
    background-size: cover;
    transition: opacity .25s ease, visibility .25s ease;
    content-visibility: auto;
}

.page.is-open .nav-package {
    content-visibility: visible;
    visibility: visible;
    opacity: 1;
}

.menu-stage {
    overflow: auto;
    flex: 1;
    padding: 10.5rem max(1.5rem, calc((100% - 1115px) / 2)) 3rem;
}

.nav-brand-row {
    display: none;
}

.menu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5.8rem;
    max-width: 1115px;
    margin: auto;
}

.nav-column {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.nav-group h2 {
    margin: 0 0 .8rem;
    color: var(--gold);
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 2.15rem;
    line-height: 1;
    text-transform: uppercase;
    font-weight: 600;
}

.nav-group a {
    display: block;
    width: max-content;
    max-width: 100%;
    padding: .22rem 0;
    color: #fff;
    text-decoration: none;
    font-size: 1.22rem;
    line-height: 1.35;
}

.nav-group a:hover,
.nav-group a:focus-visible {
    color: var(--gold);
}

.nav-bottom {
    padding: 0 max(1.5rem, calc((100% - 1115px) / 2)) 1.5rem;
    background: rgba(2, 9, 16, .8);
}

.menu-divider {
    border: 0;
    border-top: 1px solid var(--line);
    margin: 0 0 1.2rem;
}

.nav-contact-footer {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    font-size: .85rem;
}

.nav-contact-details strong {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    color: var(--gold);
    font-size: 1.3rem;
    text-transform: uppercase;
}

.nav-contact-details p {
    margin: .25rem 0;
}

.nav-contact-social,
.nav-login-links {
    display: flex;
    gap: 1rem;
}

.nav-contact-footer a {
    color: #fff;
    text-decoration: none;
}

.nav-accessibility {
    border: 0;
    background: transparent;
    color: #fff;
    font-size: 1.25rem;
}

@media (max-width: 760px) {
    .brand-partner {
        display: none;
    }

    .brand-copy {
        font-size: .8rem;
    }

    .brand-copy strong {
        font-size: 1.1rem;
    }

    .topbar {
        padding-inline: 1rem;
    }

    .menu-stage {
        padding: 9rem 1rem 2rem;
    }

    .menu-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .nav-column {
        gap: 2.5rem;
    }

    .nav-group h2 {
        font-size: 1.7rem;
    }

    .nav-group a {
        font-size: 1rem;
    }

    .nav-contact-footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 1rem;
    }

    .nav-bottom {
        padding-inline: 1rem;
    }
}

/* ---------- WHATSAPP + BACK TO TOP ---------- */
.fixed-actions {
    position: fixed;
    right: 24px;
    bottom: 20px;
    display: flex;
    gap: 14px;
    align-items: center;
    z-index: 999;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0;
    width: 56px;
    height: 56px;
    border-radius: 56px;
    text-decoration: none;
    border: 0;
    cursor: pointer;
    background: #20d66b;
    color: #fff;
    transition:
        width 0.9s cubic-bezier(0.22, 0.61, 0.36, 1),
        border-radius 0.7s ease,
        transform 0.25s ease,
        box-shadow 0.3s ease;
    overflow: hidden;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(32, 214, 107, 0.3);
    position: relative;
    padding: 0;
    will-change: width, transform;
}

.whatsapp-btn .wa-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    min-width: 56px;
    height: 56px;
    background: #20d66b;
    border-radius: 50%;
    color: white;
    font-size: 30px;
    transition: transform 0.9s cubic-bezier(0.22, 0.61, 0.36, 1);
    z-index: 2;
    position: relative;
    flex-shrink: 0;
}

.whatsapp-btn .wa-label {
    display: inline-block;
    padding: 0 18px 0 6px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: white;
    background: #20d66b;
    opacity: 0;
    transition: opacity 0.5s ease 0.15s;
    white-space: nowrap;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    line-height: 56px;
    height: 56px;
    flex-shrink: 0;
    z-index: 1;
    text-transform: none;
}

.whatsapp-btn:hover {
    width: 250px;
    border-radius: 56px;
    transform: scale(1.02);
    box-shadow: 0 8px 24px rgba(32, 214, 107, 0.4);
}

.whatsapp-btn:hover .wa-icon {
    transform: translateX(-6px);
}

.whatsapp-btn:hover .wa-label {
    opacity: 1;
}

.backtop-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    text-decoration: none;
    border: 0;
    cursor: pointer;
    background: #ffffff;
    color: #0d3ba8;
    font-size: 26px;
    transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.3s ease, visibility 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.backtop-btn.visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.backtop-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

@media (max-width: 640px) {
    .fixed-actions {
        right: 16px;
        bottom: 16px;
        gap: 12px;
    }

    .whatsapp-btn {
        width: 48px;
        height: 48px;
        border-radius: 48px;
    }

    .whatsapp-btn .wa-icon {
        width: 48px;
        min-width: 48px;
        height: 48px;
        font-size: 24px;
    }

    .whatsapp-btn .wa-label {
        font-size: 0.75rem;
        line-height: 48px;
        height: 48px;
        padding: 0 14px 0 4px;
    }

    .whatsapp-btn:hover {
        width: 210px;
        border-radius: 48px;
    }

    .whatsapp-btn:hover .wa-icon {
        transform: translateX(-4px);
    }

    .backtop-btn {
        width: 48px;
        height: 48px;
        font-size: 22px;
    }
}

@media (max-width: 420px) {
    .whatsapp-btn {
        width: 42px;
        height: 42px;
        border-radius: 42px;
    }

    .whatsapp-btn .wa-icon {
        width: 42px;
        min-width: 42px;
        height: 42px;
        font-size: 20px;
    }

    .whatsapp-btn .wa-label {
        font-size: 0.65rem;
        line-height: 42px;
        height: 42px;
        padding: 0 10px 0 4px;
    }

    .whatsapp-btn:hover {
        width: 180px;
        border-radius: 42px;
    }

    .backtop-btn {
        width: 42px;
        height: 42px;
        font-size: 18px;
    }

    .fixed-actions {
        gap: 10px;
        right: 12px;
        bottom: 14px;
    }
}

@media (max-width: 800px) {
    .iom-footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 500px) {
    .iom-footer-grid {
        grid-template-columns: 1fr;
    }
}