:root {
    --bg: #050406;
    --panel: rgba(18, 15, 24, 0.85);
    --panel-soft: rgba(24, 20, 32, 0.92);
    --text: #fefaff;
    --text-muted: #b9b1c8;
    --accent: #ff4f9d;
    --accent-soft: #ff9fd1;
    --border: rgba(255, 255, 255, 0.14);
    --max-width: 1160px;
    --transition: 0.28s ease;
    --glass-blur: 26px;
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-tint-dark: rgba(20, 16, 28, 0.62);
    --glass-tint-light: rgba(255, 255, 255, 0.12);
    /* 顶栏颜色变量 - 默认暗色模式 */
    --nav-bg: rgba(10, 8, 14, 0.52);
    --nav-border: rgba(255, 255, 255, 0.08);
    --nav-text: #fefaff;
    --nav-floating-border: rgba(255, 255, 255, 0.12);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    overflow: hidden;
}

body {
    font-family: 'Poppins', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background:
        radial-gradient(120% 120% at 100% 0%, rgba(255, 79, 157, 0.18), transparent 60%),
        radial-gradient(120% 120% at 0% 100%, rgba(255, 159, 209, 0.14), transparent 55%),
        linear-gradient(180deg, #040307 0%, #0a0711 55%, #040307 100%);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.7;
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

body.nav-locked {
    overflow: hidden;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

#root {
    width: 100%;
}

.page {
    position: relative;
    overflow: hidden;
}

/* Navigation */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 48px;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--nav-border);
    color: var(--nav-text);
    box-shadow: 0 18px 30px -24px rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: transform var(--transition), width var(--transition), height var(--transition), padding var(--transition), border-radius var(--transition), left var(--transition), right var(--transition), top var(--transition), background var(--transition), border-color var(--transition);
    z-index: 100;
}

.top-nav--floating {
    top: 14px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    width: min(92%, 1080px);
    height: 48px;
    padding: 0 28px;
    border-radius: 999px;
    border: 1px solid var(--nav-floating-border);
    box-shadow: 0 24px 40px -28px rgba(0, 0, 0, 0.85);
    justify-content: space-between;
}

.brand-mark {
    width: 150px;
    height: 32px;
    background: url('https://live-rise.com/images/logo.png') center/contain no-repeat;
    display: none;
    text-indent: -9999px;
}

.top-nav--floating .brand-mark {
    display: block;
}

.nav-container {
    width: min(92%, 1080px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-link {
    position: relative;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.74);
    padding-bottom: 6px;
    transition: color var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent), var(--accent-soft));
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition);
}

.nav-link:hover,
.nav-link:focus {
    color: var(--text);
}

.nav-link:hover::after,
.nav-link:focus::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Language Dropdown */
.lang-switch {
    position: relative;
    box-shadow: none;
    background: transparent;
    padding: 0;
}

.lang-dropdown {
    position: relative;
}

.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    height: 40px;
    border-radius: 999px;
    border: 1px solid var(--glass-border);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.04));
    color: var(--text);
    backdrop-filter: blur(calc(var(--glass-blur) * 0.35));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 0.35));
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

.lang-toggle:hover,
.lang-toggle.open {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.chevron {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--text);
    opacity: 0.7;
    transition: transform var(--transition);
}

.lang-toggle.open .chevron {
    transform: rotate(180deg);
}

.lang-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: auto;
    min-width: 180px;
    background: linear-gradient(160deg, rgba(20, 16, 30, 0.8), rgba(12, 8, 20, 0.65));
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px) scale(0.95);
    transition: all var(--transition);
    box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    z-index: 200;
}

.lang-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.lang-option {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 10px 24px;
    border: 1px solid var(--glass-border);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.05));
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border-radius: 999px;
    backdrop-filter: blur(calc(var(--glass-blur) * 0.45));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 0.45));
    transition: all 0.25s ease;
}

.lang-option:hover,
.lang-option:focus {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.12));
    border-color: rgba(255, 255, 255, 0.35);
    color: var(--text);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px -8px rgba(0, 0, 0, 0.4);
}

.lang-option.active {
    background: linear-gradient(140deg, var(--accent), var(--accent-soft));
    border-color: transparent;
    color: #040307;
    font-weight: 600;
    box-shadow: 0 10px 28px -10px rgba(255, 79, 157, 0.6);
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: linear-gradient(135deg, rgba(24, 20, 32, 0.82), rgba(12, 8, 20, 0.52));
    color: var(--text);
    position: relative;
    cursor: pointer;
    backdrop-filter: blur(calc(var(--glass-blur) * 0.5));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 0.5));
    transition: transform var(--transition);
}

.nav-toggle:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
}

.nav-toggle::before,
.nav-toggle::after,
.nav-toggle span {
    content: '';
    position: absolute;
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 6px;
    transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.24s ease;
}

.nav-toggle span {
    transform: translateY(0);
}

.nav-toggle::before {
    transform: translateY(-6px);
}

.nav-toggle::after {
    transform: translateY(6px);
}

.nav-toggle.open span {
    opacity: 0;
}

.nav-toggle.open::before {
    transform: translateY(0) rotate(42deg);
}

.nav-toggle.open::after {
    transform: translateY(0) rotate(-42deg);
}

/* Sections */
main {
    width: 100%;
}

.section {
    padding: 120px 0;
    scroll-margin-top: 120px;
}

.section-inner {
    width: min(92%, var(--max-width));
    margin: 0 auto;
}

.section-heading {
    max-width: 640px;
    margin-bottom: 48px;
    display: grid;
    gap: 16px;
}

.section-heading h2 {
    font-size: clamp(2.2rem, 4vw, 3rem);
    color: var(--text);
}

.section-heading p {
    color: var(--text-muted);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border var(--transition);
}

.btn-primary {
    background: linear-gradient(140deg, var(--accent), var(--accent-soft));
    color: #040307;
    box-shadow: 0 30px 52px -40px rgba(255, 79, 157, 0.85);
}

.btn-secondary {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
}

.btn:hover {
    transform: translateY(-2px);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 160px 48px 120px;
    --hero-parallax-x: 0px;
    --hero-parallax-y: 0px;
    --hero-bg-shift-x: 0px;
    --hero-bg-shift-y: 0px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: -10%;
    background: var(--hero-image, url('images/backgrounds/01.png')) center center no-repeat;
    background-size: cover;
    transform: translate(var(--hero-bg-shift-x, 0px), var(--hero-bg-shift-y, 0px));
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
    z-index: 0;
}


.hero-overlay {
    position: relative;
    max-width: 640px;
    width: 100%;
    margin: 0 auto;
    text-align: center;
    display: grid;
    gap: 24px;
    z-index: 1;
    transform: translate3d(var(--hero-parallax-x, 0px), var(--hero-parallax-y, 0px), 0);
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}


.hero-title {
    font-size: clamp(3rem, 7vw, 4.8rem);
    line-height: 1.05;
    color: var(--text);
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(0deg, rgba(4, 3, 7, 0.6) 0%, rgba(4, 3, 7, 0.42) 32%, rgba(4, 3, 7, 0.18) 60%, rgba(4, 3, 7, 0) 78%),
        linear-gradient(180deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.05) 55%, rgba(0, 0, 0, 0) 100%);
    pointer-events: none;
}

.hero-logo {
    width: min(420px, 60vw);
    margin: 0 auto;
    transform: translate3d(calc(var(--hero-parallax-x, 0px) * 1.25), calc(var(--hero-parallax-y, 0px) * 1.25), 0);
    transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.hero-logo img {
    width: 100%;
    display: block;
    filter: drop-shadow(0 20px 35px rgba(0, 0, 0, 0.45));
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.feature-card {
    padding: 30px;
    border-radius: 26px;
    border: 1px solid var(--glass-border);
    background: linear-gradient(160deg, rgba(24, 20, 32, 0.76), rgba(16, 12, 24, 0.58));
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    display: grid;
    gap: 12px;
}

.feature-card h3 {
    font-size: 1.2rem;
}

.feature-card p {
    color: var(--text-muted);
}




.hero-buttons {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin: 28px auto 20px;
    transform: translate3d(calc(var(--hero-parallax-x, 0px) * 1.1), calc(var(--hero-parallax-y, 0px) * 1.1), 0);
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.hero-buttons .btn {
    padding: 14px 32px;
    border-radius: 999px;
}

.hero-chips {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    transform: translate3d(calc(var(--hero-parallax-x, 0px) * 1.35), calc(var(--hero-parallax-y, 0px) * 1.35), 0);
    transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.hero-chips .chip {
    padding: 8px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.06));
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(calc(var(--glass-blur) * 0.45));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 0.45));
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 60px -32px rgba(0, 0, 0, 0.85);
}

/* Content layout extensions */
.hero-tagline {
    font-size: clamp(1.05rem, 2.3vw, 1.4rem);
    color: var(--text);
    text-align: center;
    max-width: 640px;
    margin: 16px auto 0;
    transform: translate3d(calc(var(--hero-parallax-x, 0px) * 0.9), calc(var(--hero-parallax-y, 0px) * 0.9), 0);
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 18px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Media Player Gallery */
.media-gallery {
    display: grid;
    gap: 16px;
    margin-bottom: 40px;
}

.media-main {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 8px;
    /* Steam style is often sharper, but keep slightly rounded for consistency */
    overflow: hidden;
    background: #000;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
    border: 1px solid var(--glass-border);
}

.media-main img,
.media-main video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    /* Ensure full content visibility like Steam */
    background: #000;
    display: block;
}

.media-main .fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0.8;
        transform: scale(0.98);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.media-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 24px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    color: var(--text);
    font-size: 1.1rem;
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.media-main:hover .media-caption {
    opacity: 1;
}

.media-thumbs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 4px;
    scrollbar-width: thin;
    scrollbar-color: var(--accent) rgba(255, 255, 255, 0.1);
}

.media-thumbs::-webkit-scrollbar {
    height: 6px;
}

.media-thumbs::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 3px;
}

.media-thumbs::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.media-thumb {
    flex: 0 0 120px;
    aspect-ratio: 16 / 9;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s ease;
    background: #111;
}

.media-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.media-thumb:hover {
    border-color: rgba(255, 255, 255, 0.5);
}

.media-thumb:hover img {
    opacity: 0.9;
}

.media-thumb.active {
    border-color: var(--accent);
    box-shadow: 0 0 12px rgba(255, 79, 157, 0.4);
}

.media-thumb.active img {
    opacity: 1;
}

.workshop-panel {
    padding: 52px;
    border-radius: 32px;
    border: 1px solid var(--glass-border);
    background: linear-gradient(145deg, rgba(18, 14, 26, 0.82), rgba(32, 26, 44, 0.58));
    backdrop-filter: blur(calc(var(--glass-blur) * 1.08));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 1.08));
    display: grid;
    gap: 40px;
    box-shadow: 0 34px 64px -42px rgba(0, 0, 0, 0.72);
}

.workshop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.workshop-card {
    padding: 28px;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    background: linear-gradient(160deg, rgba(20, 16, 30, 0.74), rgba(12, 8, 20, 0.5));
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    display: grid;
    gap: 10px;
}

.workshop-card h3 {
    font-size: 1.15rem;
}

.workshop-card p {
    color: var(--text-muted);
    line-height: 1.6;
}

.workshop-actions {
    display: flex;
    justify-content: flex-end;
}

.cta-section {
    position: relative;
}

.cta-card {
    padding: 56px;
    border-radius: 32px;
    border: 1px solid var(--glass-border);
    background: linear-gradient(160deg, rgba(255, 79, 157, 0.24), rgba(32, 20, 44, 0.52));
    backdrop-filter: blur(calc(var(--glass-blur) * 1.1));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 1.1));
    display: grid;
    gap: 24px;
    text-align: center;
    box-shadow: 0 32px 68px -46px rgba(0, 0, 0, 0.78);
}

.cta-text {
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.footer {
    height: 120px;
}

.nav-backdrop {
    position: fixed;
    inset: 0;
    border: 0;
    padding: 0;
    margin: 0;
    background: radial-gradient(circle at top, rgba(10, 8, 16, 0.72), rgba(4, 3, 7, 0.82));
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
    z-index: 90;
}

.nav-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

@media (max-width: 1280px) {
    .section {
        padding: 96px 0;
    }

    .top-nav {
        padding: 0 32px;
    }

    .workshop-panel {
        padding: 48px;
    }

    .cta-card {
        padding: 48px;
    }
}

@media (max-width: 980px) {
    .top-nav {
        height: 68px;
        padding: 0 20px;
    }

    .top-nav--floating {
        top: 0;
        left: 0;
        right: 0;
        transform: none;
        width: 100%;
        border-radius: 0;
        border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .brand-mark {
        display: block;
    }

    .nav-container {
        width: 100%;
        gap: 16px;
    }



    .lang-switch {
        position: static;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
        background: transparent;
        border: none;
        padding: 0;
        box-shadow: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    .nav-toggle {
        display: none !important;
    }

    .nav-links {
        display: none;
    }

    .section {
        padding: 88px 0;
    }

    .hero {
        padding: 132px 32px 96px;
    }

    .workshop-panel {
        padding: 40px 28px;
    }

    .cta-card {
        padding: 40px 28px;
    }

    .workshop-actions {
        justify-content: center;
    }


}

@media (max-width: 640px) {
    .top-nav {
        padding: 0 16px;
    }

    .nav-links {
        left: 12px;
        right: 12px;
        padding: 32px 20px 124px;
        border-radius: 24px;
    }

    .hero {
        padding: 124px 20px 88px;
    }

    .hero-logo {
        width: min(360px, 70vw);
    }

    .hero-tagline {
        font-size: 1.05rem;
    }

    .feature-card,
    .tech-card,
    .workshop-card {
        padding: 24px;
    }

    .workshop-panel,
    .cta-card {
        border-radius: 24px;
    }

    .placeholder-shot {
        padding: 16px 22px;
    }

    .cta-card {
        gap: 20px;
    }
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }

    .nav-links,
    .lang-switch,
    .nav-backdrop {
        transition: none !important;
    }

    .hero::before {
        transform: none !important;
        transition: none !important;
    }

    .hero-overlay,
    .hero-logo,
    .hero-tagline,
    .hero-buttons,
    .hero-chips {
        transform: none !important;
        transition: none !important;
    }
}

/* 亮色模式 - 系统偏好自动切换 */
@media (prefers-color-scheme: light) {
    :root {
        --nav-bg: rgba(255, 255, 255, 0.1);
        --nav-border: rgba(0, 0, 0, 0.08);
        --nav-text: #1a1a2e;
        --nav-floating-border: rgba(0, 0, 0, 0.1);
    }

    .top-nav {
        box-shadow: 0 8px 24px -12px rgba(0, 0, 0, 0.15);
    }

    .top-nav--floating {
        box-shadow: 0 12px 32px -16px rgba(0, 0, 0, 0.2);
    }

    .nav-link {
        color: rgba(26, 26, 46, 0.74);
    }

    .nav-link:hover,
    .nav-link:focus {
        color: #1a1a2e;
    }

    .lang-toggle {
        background: linear-gradient(135deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.02));
        border-color: rgba(0, 0, 0, 0.12);
        color: #1a1a2e;
    }

    .lang-toggle:hover,
    .lang-toggle.open {
        background: rgba(0, 0, 0, 0.1);
        border-color: rgba(0, 0, 0, 0.18);
    }

    .chevron {
        border-top-color: #1a1a2e;
    }

    /* 语言切换下拉面板 - 亮色模式 */
    .lang-menu {
        background: linear-gradient(160deg, rgba(255, 255, 255, 0.35), rgba(245, 245, 250, 0.35));
        border-color: rgba(0, 0, 0, 0.08);
        box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.15);
        backdrop-filter: blur(var(--glass-blur));
        -webkit-backdrop-filter: blur(var(--glass-blur));
    }

    .lang-option {
        background: linear-gradient(135deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.03));
        border-color: rgba(0, 0, 0, 0.08);
        color: rgba(26, 26, 46, 0.8);
        backdrop-filter: blur(calc(var(--glass-blur) * 0.45));
        -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 0.45));
    }

    .lang-option:hover,
    .lang-option:focus {
        background: linear-gradient(135deg, rgba(0, 0, 0, 0.12), rgba(0, 0, 0, 0.06));
        border-color: rgba(0, 0, 0, 0.15);
        color: #1a1a2e;
        box-shadow: 0 8px 20px -8px rgba(0, 0, 0, 0.1);
    }

    .lang-option.active {
        background: linear-gradient(140deg, var(--accent), var(--accent-soft));
        border-color: transparent;
        color: #ffffff;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

}