/* Select Language — Taraghi Trade Co gate */
:root {
    --lg-ink: #141616;
    --lg-charcoal: #303434;
    --lg-gold: #f6c37f;
    --lg-gold-deep: #c9964a;
    --lg-paper: #fffdf8;
    --lg-mist: rgba(255, 253, 248, 0.72);
    --lg-font: "Peykan", "Yekan", Tahoma, sans-serif;
    --lg-display: "aviny", "Peykan", Georgia, serif;
}

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

html,
body {
    margin: 0;
    min-height: 100%;
}

body.lang-gate {
    font-family: var(--lg-font);
    color: var(--lg-paper);
    background: var(--lg-ink);
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    position: relative;
}

.lang-gate__visual {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    background:
        radial-gradient(900px 520px at 78% 8%, rgba(246, 195, 127, 0.16), transparent 58%),
        radial-gradient(700px 480px at 12% 92%, rgba(246, 195, 127, 0.08), transparent 55%),
        linear-gradient(165deg, #121414 0%, #303434 46%, #1a1c1c 100%);
}

.lang-gate__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(72px);
    opacity: 0.45;
    animation: lg-drift 16s ease-in-out infinite alternate;
}

.lang-gate__glow--a {
    width: min(48vw, 560px);
    height: min(48vw, 560px);
    top: -14%;
    inset-inline-end: -10%;
    background: rgba(246, 195, 127, 0.26);
}

.lang-gate__glow--b {
    width: min(40vw, 460px);
    height: min(40vw, 460px);
    bottom: -16%;
    inset-inline-start: -12%;
    background: rgba(246, 195, 127, 0.12);
    animation-delay: -5s;
}

.lang-gate__grain {
    position: absolute;
    inset: 0;
    opacity: 0.045;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.lang-gate__stage {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 6vh, 4.5rem) clamp(1.25rem, 4vw, 2.75rem);
    gap: clamp(1.6rem, 3.5vh, 2.6rem);
}

.lang-gate__brand {
    text-align: center;
    max-width: 40rem;
    animation: lg-rise 0.95s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.lang-gate__mark {
    --mark-size: clamp(12rem, 34vw, 17.5rem);
    position: relative;
    width: var(--mark-size);
    height: var(--mark-size);
    margin: 0 auto 1.35rem;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.38);
    animation: lg-logo-in 1.15s cubic-bezier(0.22, 1, 0.36, 1) both,
        lg-float 5.6s ease-in-out 1.15s infinite;
}

.lang-gate__mark img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(1.8);
    display: block;
}

.lang-gate__eyebrow {
    margin: 0 0 0.55rem;
    font-size: 0.72rem;
    letter-spacing: 0.34em;
    text-transform: uppercase;
    color: var(--lg-gold);
    font-weight: 700;
}

.lang-gate__title {
    margin: 0;
    font-family: var(--lg-display);
    font-size: clamp(2.55rem, 7.2vw, 4.35rem);
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1.08;
    color: #fff;
    text-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

.lang-gate__rule {
    width: 4.5rem;
    height: 2px;
    margin: 1.15rem auto 0;
    background: linear-gradient(90deg, transparent, var(--lg-gold), transparent);
    animation: lg-rule 1.2s ease both;
    animation-delay: 0.25s;
}

.lang-gate__lead {
    margin: 1rem auto 0;
    max-width: 26rem;
    color: var(--lg-paper);
    font-size: clamp(1.05rem, 2.4vw, 1.25rem);
    font-weight: 700;
    line-height: 1.55;
}

.lang-gate__lead-en {
    margin: 0.25rem auto 0;
    color: var(--lg-mist);
    font-size: 0.92rem;
    letter-spacing: 0.04em;
    font-weight: 500;
}

.lang-gate__langs {
    width: min(560px, 100%);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem 1.25rem;
}

.lang-opt {
    --i: 0;
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 0.35rem;
    text-decoration: none;
    color: inherit;
    border: 0;
    background: transparent;
    transition:
        transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
        background 0.35s ease;
    animation: lg-rise 0.85s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: calc(0.28s + var(--i) * 0.07s);
}

.lang-opt::after {
    content: "";
    position: absolute;
    inset-inline: 0.85rem;
    bottom: 0.35rem;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(246, 195, 127, 0.55), transparent);
    opacity: 0;
    transform: scaleX(0.4);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.lang-opt:hover,
.lang-opt:focus-visible {
    outline: none;
    transform: translateY(-3px);
    background: transparent;
}

.lang-opt:hover::after,
.lang-opt:focus-visible::after {
    opacity: 1;
    transform: scaleX(1);
}

.lang-opt.is-chosen {
    background: transparent;
    transform: scale(0.98);
}

.lang-opt__flag {
    width: 2.15rem;
    height: 1.4rem;
    object-fit: contain;
    object-position: center;
    background: #fff;
    border-radius: 3px;
    box-shadow: 0 0 0 1px rgba(255, 253, 248, 0.28);
    flex-shrink: 0;
}

.lang-opt__meta {
    display: flex;
    flex-direction: column;
    gap: 0.12rem;
    text-align: start;
    min-width: 0;
}

.lang-opt__code {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--lg-gold);
}

.lang-opt__name {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.15;
}

.lang-opt__sub {
    font-size: 0.74rem;
    color: rgba(255, 253, 248, 0.55);
    letter-spacing: 0.02em;
}

.lang-opt__go {
    width: 0.55rem;
    height: 0.55rem;
    border-inline-end: 1.7px solid var(--lg-gold);
    border-bottom: 1.7px solid var(--lg-gold);
    transform: rotate(-45deg);
    opacity: 0.4;
    transition: transform 0.3s ease, opacity 0.3s ease;
    flex-shrink: 0;
}

html[dir="rtl"] .lang-opt__go {
    transform: rotate(135deg);
}

.lang-opt:hover .lang-opt__go {
    opacity: 1;
}

html[dir="rtl"] .lang-opt:hover .lang-opt__go {
    transform: rotate(135deg) translate(-3px, -3px);
}

html[dir="ltr"] .lang-opt:hover .lang-opt__go,
.lang-opt[data-lang="en"]:hover .lang-opt__go,
.lang-opt[data-lang="ru"]:hover .lang-opt__go {
    transform: rotate(-45deg) translate(3px, -3px);
}

.lang-gate__foot {
    margin-top: 0.35rem;
    font-size: 0.78rem;
    color: rgba(255, 253, 248, 0.38);
    letter-spacing: 0.08em;
    animation: lg-rise 1s ease both;
    animation-delay: 0.55s;
}

body.lang-gate--leaving .lang-gate__stage {
    opacity: 0;
    transform: translateY(8px) scale(0.985);
    transition: opacity 0.45s ease, transform 0.45s ease;
}

@keyframes lg-rise {
    from {
        opacity: 0;
        transform: translateY(22px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes lg-logo-in {
    0% {
        opacity: 0;
        transform: scale(0.62);
        filter: blur(10px);
    }
    65% {
        filter: blur(0);
    }
    100% {
        opacity: 1;
        transform: scale(1);
        filter: blur(0);
    }
}

@keyframes lg-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes lg-rule {
    from {
        opacity: 0;
        transform: scaleX(0.2);
    }
    to {
        opacity: 1;
        transform: scaleX(1);
    }
}

@keyframes lg-drift {
    from { transform: translate(0, 0); }
    to { transform: translate(20px, 28px); }
}

@media (max-width: 480px) {
    .lang-gate__langs {
        width: min(100%, 360px);
        gap: 0.75rem 0.85rem;
    }

    .lang-opt__name {
        font-size: 0.95rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .lang-gate__glow,
    .lang-gate__brand,
    .lang-gate__mark,
    .lang-gate__mark img,
    .lang-gate__rule,
    .lang-opt,
    .lang-gate__foot {
        animation: none !important;
    }
}