@font-face {
    font-family: "Nunito Sans";
    font-style: normal;
    font-weight: 400 900;
    font-stretch: 100%;
    font-display: swap;
    src: url("../assets/fonts/nunito-sans/nunito-sans-vietnamese.woff2") format("woff2");
    unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}

@font-face {
    font-family: "Nunito Sans";
    font-style: normal;
    font-weight: 400 900;
    font-stretch: 100%;
    font-display: swap;
    src: url("../assets/fonts/nunito-sans/nunito-sans-latin.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    --blue: #0064c8;
    --blue-dark: #004eaa;
    --navy: #06245c;
    --text: #112653;
    --muted: #637494;
    --gold: #ffc20a;
    --line: #d7e5f4;
    --mist: #f5f9ff;
    --shadow-sm: 0 12px 30px rgba(8, 36, 95, .055);
    --shadow-md: 0 20px 46px rgba(8, 36, 95, .095);
    --ease: cubic-bezier(.2, .8, .2, 1);
}

html,
body {
    overflow-x: hidden;
}

body {
    background:
        radial-gradient(circle at 12% 0%, rgba(0, 111, 215, .08), transparent 32%),
        linear-gradient(180deg, #f7fbff 0%, #f3f8ff 44%, #f7fbff 100%);
    color: var(--text);
    font-family: "Nunito Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.62;
    letter-spacing: 0;
}

a,
button,
input,
select {
    transition: color .28s var(--ease), background-color .28s var(--ease), border-color .28s var(--ease), box-shadow .28s var(--ease), transform .28s var(--ease), opacity .28s var(--ease);
}

h1,
h2,
h3,
.brand strong {
    font-family: "Nunito Sans", ui-sans-serif, system-ui, sans-serif;
    letter-spacing: 0;
}

.lucide {
    width: 24px;
    height: 24px;
    flex: 0 0 auto;
}

.skip-link {
    position: fixed;
    top: -80px;
    left: 16px;
    z-index: 200;
    border-radius: 8px;
    background: #fff;
    padding: 10px 14px;
    color: var(--navy);
    font-weight: 800;
    box-shadow: 0 12px 28px rgba(8, 36, 95, .18);
}

.skip-link:focus {
    top: 16px;
}

.shell {
    width: min(calc(100% - 40px), clamp(1248px, 80vw, 1536px));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    background: #fff;
    transition: box-shadow .3s var(--ease), background-color .3s var(--ease);
}

.site-header.is-scrolled {
    background: rgba(255, 255, 255, .98);
    box-shadow: 0 10px 32px rgba(8, 36, 95, .1);
}

.topbar {
    background: linear-gradient(90deg, var(--blue-dark), #0072d2);
    color: #fff;
    font-size: 13.5px;
    font-weight: 700;
}

.topbar__inner {
    display: flex;
    min-height: 36px;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.topbar__left,
.topbar__right {
    display: flex;
    align-items: center;
    gap: 24px;
    white-space: nowrap;
}

.topbar span,
.topbar a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.topbar svg,
.mainnav svg {
    width: 16px;
    height: 16px;
}

.mainnav {
    border-bottom: 1px solid rgba(219, 231, 243, .85);
    background: rgba(255, 255, 255, .93);
    backdrop-filter: blur(16px);
}

.mainnav__inner {
    display: flex;
    height: 76px;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
}

.brand {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 10px;
}

.brand img {
    width: 60px;
    height: 46px;
    object-fit: contain;
    object-position: left center;
}

.brand span {
    display: grid;
    gap: 1px;
}

.brand strong {
    color: #f8b817;
    font-size: 19px;
    font-weight: 950;
    line-height: 1;
}

.brand em {
    color: var(--navy);
    font-style: normal;
}

.brand small {
    color: #6a7894;
    font-size: 12px;
    font-weight: 650;
}

.navlinks {
    display: flex;
    align-items: center;
    gap: 25px;
    height: 100%;
    color: var(--navy);
    font-size: 14.5px;
    font-weight: 800;
}

.navlinks a {
    position: relative;
    display: inline-flex;
    height: 100%;
    align-items: center;
    white-space: nowrap;
}

.navlinks a::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 3px;
    border-radius: 999px 999px 0 0;
    background: #0b72e7;
    content: "";
    opacity: 0;
    transform: scaleX(.55);
    transition: opacity .2s ease, transform .2s ease;
}

.navlinks a:hover,
.navlinks a.is-active {
    color: #0b72e7;
}

.navlinks a.is-active::after {
    opacity: 1;
    transform: scaleX(1);
}

.header-actions {
    position: relative;
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 12px;
}

.icon-button,
.book-button,
.menu-button {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    color: var(--navy);
    font-weight: 800;
}

.icon-button,
.menu-button {
    width: 42px;
}

.book-button {
    border-color: #0057c8;
    background: linear-gradient(135deg, #0759c9 0%, #0576da 100%);
    color: #fff;
    padding-inline: 18px;
    font-size: 15px;
    box-shadow: 0 10px 22px rgba(0, 94, 203, .18);
}

.book-button:hover,
.icon-button:hover,
.menu-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.icon-button:hover,
.menu-button:hover {
    border-color: rgba(11, 114, 231, .32);
    background: #f3f8ff;
    color: #0b72e7;
}

.icon-button.is-active {
    border-color: rgba(11, 114, 231, .38);
    background: #eef6ff;
    color: #0b72e7;
    box-shadow: 0 10px 24px rgba(8, 36, 95, .1);
}

.header-search {
    position: absolute;
    top: calc(100% + 14px);
    right: 0;
    z-index: 110;
    width: min(460px, calc(100vw - 32px));
    border: 1px solid rgba(215, 229, 244, .98);
    border-radius: 8px;
    background: rgba(255, 255, 255, .98);
    padding: 12px;
    box-shadow: 0 24px 60px rgba(8, 36, 95, .16);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px) scale(.985);
    transform-origin: top right;
    transition: opacity .22s var(--ease), transform .22s var(--ease), visibility 0s linear .22s;
    visibility: hidden;
}

.header-search.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
    transition-delay: 0s;
    visibility: visible;
}

.header-search[hidden] {
    display: block;
}

.header-search__form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 74px;
    gap: 8px;
}

.header-search__field {
    display: grid;
    grid-template-columns: 20px minmax(0, 1fr);
    align-items: center;
    gap: 9px;
    min-height: 48px;
    border: 1px solid #dce9f7;
    border-radius: 8px;
    background: #f8fbff;
    padding: 0 14px;
    color: #0b72e7;
}

.header-search__field:focus-within {
    border-color: rgba(11, 114, 231, .46);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(11, 114, 231, .09);
}

.header-search__field svg {
    width: 18px;
    height: 18px;
}

.header-search__field input {
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--navy);
    font-size: 15px;
    font-weight: 750;
}

.header-search__field input::placeholder {
    color: #7b8aa6;
    font-weight: 650;
}

.header-search__form button {
    border: 0;
    border-radius: 8px;
    background: #0b72e7;
    color: #fff;
    font-size: 14px;
    font-weight: 900;
    cursor: pointer;
}

.header-search__form button:hover {
    background: #075fc7;
    box-shadow: 0 12px 24px rgba(11, 114, 231, .22);
    transform: translateY(-1px);
}

.header-search__quick {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.header-search__quick a {
    border: 1px solid #e0ebf7;
    border-radius: 8px;
    background: #fff;
    color: #50617d;
    padding: 7px 10px;
    font-size: 12.5px;
    font-weight: 800;
}

.header-search__quick a:hover {
    border-color: rgba(11, 114, 231, .26);
    background: #eef6ff;
    color: #0b72e7;
}

.menu-button {
    display: none;
}

.mobile-menu {
    max-height: 0;
    overflow: hidden;
    background: rgba(255, 255, 255, .98);
    box-shadow: inset 0 1px 0 rgba(219, 231, 243, .8);
    transition: max-height .32s var(--ease);
}

.mobile-menu.is-open {
    max-height: 520px;
}

.mobile-menu__panel {
    display: grid;
    gap: 8px;
    padding-block: 14px;
    font-weight: 800;
}

.mobile-menu__panel a {
    border-radius: 8px;
    padding: 10px 12px;
}

.mobile-menu__panel a:hover {
    background: var(--mist);
    color: #0b72e7;
}

.mobile-menu__cta {
    background: var(--gold);
    color: var(--navy);
    text-align: center;
}

.site-footer {
    background: #061a45;
    color: #dbe7f7;
    padding: 48px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(240px, 1.45fr) repeat(4, minmax(145px, 1fr));
    gap: clamp(24px, 3.4vw, 44px);
}

.footer-grid img {
    width: 170px;
    height: auto;
    margin-bottom: 12px;
}

.footer-grid p {
    max-width: 340px;
    color: #b9c6da;
    font-size: 15px;
    line-height: 1.85;
}

.footer-grid h2 {
    margin: 0 0 14px;
    color: #fff;
    font-size: 17px;
    font-weight: 950;
}

.footer-grid a {
    display: block;
    margin-top: 10px;
    color: #b9c6da;
    font-size: 15px;
}

.footer-socials {
    margin-top: 18px;
}

.footer-socials > span {
    display: block;
    margin-bottom: 10px;
    color: #fff;
    font-size: 13px;
    font-weight: 950;
}

.footer-socials__links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-socials__links a {
    display: inline-grid;
    width: 36px;
    height: 36px;
    place-items: center;
    margin-top: 0;
    border: 1px solid rgba(219, 231, 247, .18);
    border-radius: 50%;
    background: rgba(255, 255, 255, .06);
    color: #dbe7f7;
}

.footer-socials__links a:hover {
    border-color: rgba(255, 255, 255, .32);
    background: #0b72e7;
    color: #fff;
    transform: translateY(-1px);
}

.footer-socials__links svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.footer-grid .footer-contact-pill {
    display: inline-flex;
    width: auto;
    max-width: 100%;
    min-height: 34px;
    align-items: center;
    justify-content: center;
    gap: 7px;
    margin-top: 14px;
    border: 1px solid rgba(219, 231, 247, .18);
    border-radius: 999px;
    background: rgba(255, 255, 255, .06);
    color: #fff;
    padding: 0 12px;
    font-size: 13px;
    font-weight: 950;
    line-height: 1;
    white-space: nowrap;
}

.footer-grid .footer-contact-pill:hover {
    border-color: rgba(255, 194, 10, .45);
    background: rgba(255, 194, 10, .12);
    color: #fff;
    transform: translateY(-1px);
}

.footer-grid .footer-contact-pill svg {
    flex: 0 0 auto;
    width: 16px;
    height: 16px;
    stroke-width: 2.2;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: 34px;
    padding-top: 18px;
    border-top: 1px solid rgba(219, 231, 247, .14);
}

.footer-bottom p,
.footer-bottom a {
    margin: 0;
    color: #93a7c3;
    font-size: 14px;
    line-height: 1.6;
}

.footer-bottom a {
    color: #dbe7f7;
    font-weight: 900;
}

.footer-bottom a:hover {
    color: var(--gold);
}

.mobile-sticky-cta {
    position: fixed;
    right: 12px;
    bottom: 12px;
    left: 12px;
    z-index: 70;
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, .96);
    padding: 8px;
    box-shadow: 0 18px 44px rgba(8, 36, 95, .18);
    backdrop-filter: blur(14px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(120%);
    transition: opacity .2s ease, transform .2s ease;
}

.mobile-sticky-cta.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.mobile-sticky-cta a {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 7px;
    border-radius: 8px;
    background: var(--navy);
    color: #fff;
    font-size: 14px;
    font-weight: 950;
}

.mobile-sticky-cta a:last-child {
    background: var(--gold);
    color: var(--navy);
}

@media (min-width: 1600px) {
    .shell {
        width: min(calc(100% - 96px), clamp(1248px, 80vw, 1536px));
    }
}

@media (max-width: 1180px) {
    .topbar .topbar__desktop,
    .topbar__right,
    .navlinks,
    .book-button {
        display: none;
    }

    .menu-button {
        display: inline-flex;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    body {
        padding-top: 68px;
        padding-bottom: 84px;
    }

    .site-header {
        position: fixed;
        right: 0;
        left: 0;
        width: 100%;
    }

    .shell {
        width: min(100% - 24px, 1224px);
    }

    .topbar {
        display: none;
    }

    .mainnav {
        position: relative;
    }

    .mainnav__inner {
        gap: 8px;
        height: 68px;
    }

    .brand {
        flex: 1 1 auto;
        min-width: 0;
        max-width: none;
        gap: 9px;
    }

    .brand img {
        width: 52px;
        height: 42px;
    }

    .brand span {
        display: grid;
        min-width: 0;
    }

    .brand strong {
        overflow: hidden;
        font-size: 16px;
        line-height: 1.05;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .brand small {
        max-width: 190px;
        overflow: hidden;
        font-size: 10.5px;
        line-height: 1.25;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .header-actions {
        flex: 0 0 auto;
        margin-left: auto;
        gap: 8px;
    }

    .icon-button {
        display: none;
    }

    #headerSearchButton,
    .menu-button,
    #mobileMenuButton {
        display: inline-flex !important;
    }

    .header-search {
        top: calc(100% + 12px);
        width: min(calc(100vw - 24px), 430px);
        padding: 10px;
    }

    .header-search__form {
        grid-template-columns: minmax(0, 1fr) 62px;
    }

    .header-search__field input {
        font-size: 14px;
    }

    .menu-button svg {
        transition: transform .24s var(--ease);
    }

    .menu-button[aria-expanded="true"] {
        border-color: rgba(11, 114, 231, .34);
        background: #eef6ff;
        color: #0b72e7;
        box-shadow: 0 10px 24px rgba(8, 36, 95, .1);
    }

    .menu-button[aria-expanded="true"] svg {
        transform: rotate(90deg);
    }

    .mobile-menu {
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        z-index: 90;
        max-height: none;
        overflow: hidden;
        visibility: hidden;
        background: transparent;
        box-shadow: none;
        pointer-events: none;
        transform: translateX(-106%);
        transition: transform .36s var(--ease), visibility 0s linear .36s;
    }

    .mobile-menu.is-open {
        max-height: none;
        visibility: visible;
        pointer-events: auto;
        transform: translateX(0);
        transition-delay: 0s;
    }

    .mobile-menu__panel {
        width: min(100% - 24px, 430px);
        margin-inline: 12px auto;
        border: 1px solid rgba(215, 229, 244, .95);
        border-top: 0;
        border-radius: 0 0 8px 8px;
        background: #fff;
        padding: 16px 12px 12px;
        box-shadow: 0 20px 44px rgba(8, 36, 95, .14);
    }

    .mobile-menu__panel a {
        padding: 13px 14px;
        font-size: 16px;
    }

    .mobile-menu__cta {
        margin-top: 6px;
        padding-block: 14px;
    }

    .site-footer {
        padding: 36px 0 92px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
    }

    .footer-grid > div {
        display: grid;
        justify-items: center;
    }

    .footer-grid img {
        width: 112px;
        margin-bottom: 10px;
    }

    .footer-grid p {
        max-width: 315px;
        margin-inline: auto;
        font-size: 14px;
        line-height: 1.75;
    }

    .footer-grid h2 {
        margin-bottom: 10px;
        font-size: 16px;
    }

    .footer-grid a {
        margin-top: 8px;
    }

    .footer-socials {
        margin-top: 16px;
    }

    .footer-socials__links {
        justify-content: center;
    }

    .footer-socials__links a {
        width: 34px;
        height: 34px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        margin-top: 24px;
        padding-top: 16px;
        text-align: center;
    }

    .footer-bottom p {
        font-size: 13px;
    }

    .mobile-sticky-cta {
        display: grid;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}