:root {
    --navy-950: #0b2430;
    --navy-900: #103542;
    --atlantic-600: #247987;
    --atlantic-500: #348f9b;
    --sand-50: #fbfaf7;
    --sand-100: #f5f1e9;
    --gold-500: #b99155;
    --text-main: #172830;
    --text-muted: #617179;
    --white: #ffffff;
    --danger: #9b3434;

    --shadow-soft: 0 24px 70px rgba(11, 36, 48, 0.13);
    --shadow-card: 0 10px 28px rgba(11, 36, 48, 0.08);

    --radius-large: 30px;
    --radius-card: 20px;
    --transition: 180ms ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--sand-50);
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;

    font-family:
        Inter,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;

    color: var(--text-main);

    background:
        radial-gradient(
            circle at 5% 10%,
            rgba(52, 143, 155, 0.13),
            transparent 32rem
        ),
        radial-gradient(
            circle at 90% 95%,
            rgba(185, 145, 85, 0.12),
            transparent 34rem
        ),
        linear-gradient(
            135deg,
            #fbfaf7 0%,
            #f4f1eb 52%,
            #eef3f2 100%
        );

    overflow-x: hidden;
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    -webkit-tap-highlight-color: transparent;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 100;

    padding: 10px 16px;

    color: var(--white);
    background: var(--navy-950);

    border-radius: 10px;

    transform: translateY(-160%);
    transition: transform var(--transition);
}

.skip-link:focus {
    transform: translateY(0);
}

.language-gate {
    min-height: 100vh;
    min-height: 100dvh;
}

.language-gate__main {
    position: relative;

    min-height: 100vh;
    min-height: 100dvh;

    display: grid;
    place-items: center;

    padding:
        max(24px, env(safe-area-inset-top))
        22px
        max(24px, env(safe-area-inset-bottom));

    isolation: isolate;
}

.language-gate__main::before {
    content: "";

    position: fixed;
    inset: 0;
    z-index: -3;

    opacity: 0.05;

    background-image:
        linear-gradient(
            45deg,
            var(--navy-900) 1px,
            transparent 1px
        ),
        linear-gradient(
            -45deg,
            var(--navy-900) 1px,
            transparent 1px
        );

    background-size: 32px 32px;

    pointer-events: none;
}

.language-gate__decoration {
    position: fixed;
    z-index: -2;

    width: 430px;
    height: 430px;

    border-radius: 50%;
    filter: blur(8px);

    pointer-events: none;
}

.language-gate__decoration--one {
    top: -210px;
    right: -130px;

    background:
        radial-gradient(
            circle,
            rgba(36, 121, 135, 0.18) 0%,
            rgba(36, 121, 135, 0) 72%
        );
}

.language-gate__decoration--two {
    bottom: -240px;
    left: -130px;

    background:
        radial-gradient(
            circle,
            rgba(185, 145, 85, 0.17) 0%,
            rgba(185, 145, 85, 0) 72%
        );
}

.language-gate__panel {
    width: min(1120px, 100%);

    padding: clamp(28px, 4vw, 54px);

    background: rgba(255, 255, 255, 0.9);

    border: 1px solid rgba(16, 53, 66, 0.08);
    border-radius: var(--radius-large);

    box-shadow: var(--shadow-soft);

    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
}

.language-gate__header {
    display: flex;
    flex-direction: column;
    gap: 34px;
}

.language-gate__brand {
    width: fit-content;

    display: inline-flex;
    align-items: center;
    gap: 13px;

    color: var(--navy-950);
    text-decoration: none;
}

.language-gate__brand-mark {
    width: 46px;
    height: 46px;

    display: grid;
    place-items: center;

    border-radius: 14px;

    color: var(--white);

    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.09em;

    background:
        linear-gradient(
            135deg,
            var(--navy-950),
            var(--atlantic-600)
        );

    box-shadow: 0 8px 20px rgba(11, 36, 48, 0.16);
}

.language-gate__brand-name {
    font-size: 20px;
    font-weight: 760;
    letter-spacing: -0.025em;
}

.language-gate__intro {
    max-width: 740px;
}

.language-gate__eyebrow {
    margin: 0 0 12px;

    color: var(--atlantic-600);

    font-size: 13px;
    font-weight: 800;

    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.language-gate__title {
    margin: 0;

    max-width: 760px;

    color: var(--navy-950);

    font-size: clamp(38px, 6vw, 68px);
    line-height: 0.99;

    letter-spacing: -0.055em;
    font-weight: 780;
}

.language-gate__subtitle {
    margin: 18px 0 0;

    max-width: 580px;

    color: var(--text-muted);

    font-size: clamp(17px, 2vw, 20px);
    line-height: 1.55;
}

.language-gate__error {
    margin-top: 20px;
    padding: 12px 15px;

    color: var(--danger);
    font-weight: 650;

    background: rgba(155, 52, 52, 0.07);

    border: 1px solid rgba(155, 52, 52, 0.16);
    border-radius: 12px;
}

.language-options {
    margin-top: clamp(32px, 5vw, 52px);

    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));

    gap: 16px;
}

.language-option {
    margin: 0;
}

.language-option__button {
    position: relative;

    width: 100%;
    min-height: 190px;

    display: flex;
    flex-direction: column;

    text-align: left;

    padding: 22px;

    color: var(--text-main);

    background:
        linear-gradient(
            160deg,
            rgba(255, 255, 255, 0.99),
            rgba(250, 249, 246, 0.99)
        );

    border: 1px solid rgba(16, 53, 66, 0.105);
    border-radius: var(--radius-card);

    box-shadow: var(--shadow-card);

    cursor: pointer;
    overflow: hidden;

    transition:
        transform var(--transition),
        box-shadow var(--transition),
        border-color var(--transition);
}

.language-option__button::after {
    content: "";

    position: absolute;
    right: -60px;
    bottom: -85px;

    width: 170px;
    height: 170px;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(52, 143, 155, 0.1),
            transparent 70%
        );

    transition: transform 260ms ease;
}

.language-option__button:hover {
    transform: translateY(-5px);

    border-color: rgba(36, 121, 135, 0.32);

    box-shadow: 0 20px 42px rgba(11, 36, 48, 0.13);
}

.language-option__button:hover::after {
    transform: scale(1.16);
}

.language-option__button:focus-visible {
    outline: 3px solid rgba(36, 121, 135, 0.36);
    outline-offset: 4px;
}

.language-option__top {
    display: flex;
    align-items: center;
    justify-content: space-between;

    margin-bottom: auto;
}

.language-option__code {
    min-width: 42px;
    height: 32px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding: 0 10px;

    color: var(--atlantic-600);

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;

    background: rgba(36, 121, 135, 0.08);

    border: 1px solid rgba(36, 121, 135, 0.12);
    border-radius: 999px;
}

.language-option__arrow {
    width: 40px;
    height: 40px;

    display: grid;
    place-items: center;

    color: var(--navy-900);

    font-size: 22px;

    background: var(--sand-100);

    border-radius: 50%;

    transition:
        transform var(--transition),
        background var(--transition),
        color var(--transition);
}

.language-option__button:hover .language-option__arrow {
    color: var(--white);
    background: var(--navy-900);

    transform: translateX(3px);
}

.language-option__name {
    position: relative;
    z-index: 1;

    display: block;

    margin-top: 28px;

    color: var(--navy-950);

    font-size: 28px;
    font-weight: 760;
    line-height: 1.1;

    letter-spacing: -0.035em;
}

.language-option__description {
    position: relative;
    z-index: 1;

    display: block;

    margin-top: 7px;

    color: var(--text-muted);

    font-size: 15px;
    font-weight: 520;
    line-height: 1.45;
}

.language-option__button--arabic {
    text-align: right;

    font-family:
        "Noto Sans Arabic",
        "Segoe UI",
        Tahoma,
        Arial,
        sans-serif;
}

.language-option__button--arabic .language-option__top {
    direction: rtl;
}

.language-option__button--arabic .language-option__name {
    font-size: 30px;
    letter-spacing: 0;
    line-height: 1.35;
}

.language-option__button--arabic .language-option__description {
    line-height: 1.6;
}

.language-option__button--arabic:hover .language-option__arrow {
    transform: translateX(-3px);
}

.language-gate__footer {
    margin-top: clamp(26px, 4vw, 42px);

    display: flex;
    align-items: flex-start;
    justify-content: space-between;

    gap: 28px;

    padding-top: 20px;

    color: var(--text-muted);

    font-size: 13px;
    line-height: 1.6;

    border-top: 1px solid rgba(16, 53, 66, 0.09);
}

.language-gate__footer p {
    margin: 0;
}

.language-gate__privacy {
    max-width: 520px;
    text-align: right;
}

/* Tablet */

@media (max-width: 900px) {
    .language-options {
        grid-template-columns: 1fr;
    }

    .language-option__button {
        min-height: 145px;
    }

    .language-option__name {
        margin-top: 20px;
    }

    .language-gate__footer {
        flex-direction: column;
    }

    .language-gate__privacy {
        max-width: none;
        text-align: left;
    }
}

/* Mobile */

@media (max-width: 600px) {

    body {
        min-height: 100dvh;
    }

    .language-gate__main {
        min-height: 100dvh;

        display: flex;
        align-items: stretch;

        padding:
            max(8px, env(safe-area-inset-top))
            8px
            max(8px, env(safe-area-inset-bottom));
    }

    .language-gate__panel {
        width: 100%;
        min-height: calc(
            100dvh
            - 16px
            - env(safe-area-inset-top)
            - env(safe-area-inset-bottom)
        );

        padding: 16px 16px 12px;

        display: flex;
        flex-direction: column;

        border-radius: 20px;
    }

    .language-gate__header {
        gap: 14px;
    }

    .language-gate__brand {
        gap: 9px;
    }

    .language-gate__brand-mark {
        width: 36px;
        height: 36px;

        border-radius: 10px;

        font-size: 10px;
    }

    .language-gate__brand-name {
        font-size: 17px;
    }

    .language-gate__eyebrow {
        margin: 0 0 5px;

        font-size: 9px;
        line-height: 1.25;

        letter-spacing: 0.085em;
    }

    .language-gate__title {
        max-width: 100%;

        font-size: clamp(27px, 7.8vw, 34px);
        line-height: 1;

        letter-spacing: -0.045em;
    }

    .language-gate__subtitle {
        margin-top: 7px;

        font-size: 13px;
        line-height: 1.35;
    }

    .language-options {
        margin-top: 14px;

        grid-template-columns: 1fr;

        gap: 7px;
    }

    .language-option__button {
        min-height: 84px;

        padding: 10px 13px;

        border-radius: 15px;
    }

    .language-option__top {
        margin-bottom: 3px;
    }

    .language-option__code {
        min-width: 35px;
        height: 25px;

        padding: 0 8px;

        font-size: 10px;
    }

    .language-option__arrow {
        width: 29px;
        height: 29px;

        font-size: 16px;
    }

    .language-option__name {
        margin-top: 0;

        font-size: 20px;
        line-height: 1.04;
    }

    .language-option__description {
        margin-top: 3px;

        font-size: 12px;
        line-height: 1.25;
    }

    .language-option__button--arabic .language-option__name {
        font-size: 22px;
        line-height: 1.2;
    }

    .language-option__button--arabic .language-option__description {
        line-height: 1.35;
    }

    .language-gate__footer {
        margin-top: 10px;

        padding-top: 8px;

        gap: 4px;

        font-size: 9.5px;
        line-height: 1.3;
    }

    .language-gate__footer > p:first-child {
        display: none;
    }

    .language-gate__privacy {
        max-width: none;
        text-align: left;
    }
}

/* Short mobile screens */

@media (max-width: 600px) and (max-height: 720px) {

    .language-gate__panel {
        padding-top: 12px;
    }

    .language-gate__header {
        gap: 10px;
    }

    .language-gate__brand-mark {
        width: 32px;
        height: 32px;
    }

    .language-gate__title {
        font-size: 25px;
    }

    .language-gate__subtitle {
        margin-top: 5px;
        font-size: 12px;
    }

    .language-options {
        margin-top: 10px;
        gap: 6px;
    }

    .language-option__button {
        min-height: 74px;
        padding: 8px 11px;
    }

    .language-option__name {
        font-size: 18px;
    }

    .language-option__button--arabic .language-option__name {
        font-size: 20px;
    }

    .language-option__description {
        font-size: 11px;
    }

    .language-gate__footer {
        margin-top: 7px;
        padding-top: 6px;
    }
}

/* Very small phones */

@media (max-width: 360px) {
    .language-gate__panel {
        padding-left: 13px;
        padding-right: 13px;
    }

    .language-gate__title {
        font-size: 26px;
    }
}

/* Reduced motion */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}