:root {
    --bg: #0b1020;
    --bg-soft: #111933;
    --card: rgba(255, 255, 255, 0.08);
    --card-border: rgba(255, 255, 255, 0.14);
    --text: #eef4ff;
    --muted: #b8c3dd;
    --accent: #7dd3fc;
    --accent-2: #86efac;
    --accent-3: #f9a8d4;
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    --radius: 24px;
    --max: 1120px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background:
            radial-gradient(circle at top left, rgba(125, 211, 252, 0.18), transparent 30%),
            radial-gradient(circle at top right, rgba(134, 239, 172, 0.14), transparent 28%),
            linear-gradient(180deg, #0b1020 0%, #10182f 48%, #0d1427 100%);
    line-height: 1.6;
}

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

.container {
    width: min(calc(100% - 32px), var(--max));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: rgba(11, 16, 32, 0.6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    gap: 20px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand-badge {
    width: 38px;
    height: 38px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #08111f;
    font-weight: 900;
    box-shadow: var(--shadow);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 18px;
    color: var(--muted);
    font-size: 14px;
}

.nav-links a:hover {
    color: var(--text);
}

.lang-divider {
    color: var(--card-border);
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 2px;
}

.lang-switcher button {
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
    padding: 2px 6px;
    border-radius: 6px;
    transition: color 0.15s ease;
}

.lang-switcher button:hover {
    color: var(--text);
}

.lang-switcher button.lang-active {
    color: var(--accent);
    font-weight: 600;
}

.hero {
    padding: 72px 0 56px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 28px;
    align-items: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(125, 211, 252, 0.12);
    color: #d7f3ff;
    border: 1px solid rgba(125, 211, 252, 0.22);
    font-size: 13px;
    margin-bottom: 18px;
}

h1 {
    margin: 0 0 18px;
    font-size: clamp(2.5rem, 5vw, 4.6rem);
    line-height: 1.02;
    letter-spacing: -0.04em;
    max-width: 12ch;
}

.hero p {
    margin: 0;
    color: var(--muted);
    font-size: 1.08rem;
    max-width: 62ch;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 48px;
    padding: 0 18px;
    border-radius: 999px;
    font-weight: 600;
    white-space: nowrap;
    transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    color: #09111f;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: var(--shadow);
}

.button-secondary {
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.05);
}

.section h2,
.support-card h3,
.footer-brand {
    margin: 0;
}

.hero-screenshot {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.hero-screenshot img {
    width: min(100%, 310px);
    border-radius: 44px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.section {
    padding: 34px 0;
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 16px;
    margin-bottom: 18px;
}

.section h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    letter-spacing: -0.03em;
}

.section p.lead {
    margin: 10px 0 0;
    color: var(--muted);
    max-width: 64ch;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.feature-card,
.support-card,
.privacy-card,
.cta-box {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.feature-card {
    padding: 22px;
}

.feature-icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    margin-bottom: 14px;
    background: linear-gradient(135deg, rgba(125, 211, 252, 0.18), rgba(134, 239, 172, 0.18));
    border: 1px solid rgba(255,255,255,0.12);
    font-size: 20px;
}

.feature-card h3 {
    margin: 0 0 8px;
    font-size: 1.08rem;
}

.feature-card p,
.support-card p,
.privacy-card p,
.footer-note {
    margin: 0;
    color: var(--muted);
}

.support-card,
.privacy-card {
    padding: 24px;
}

.support-card--inline {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.support-main {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.support-main p {
    margin: 0;
    flex: 1 1 240px;
    font-size: 1.05rem;
}

.support-hint {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.privacy-card h3 {
    font-size: 1.15rem;
    margin: 0 0 10px;
}

.privacy-page {
    display: grid;
    gap: 12px;
}

.privacy-label {
    display: inline-block;
    margin: 0 0 2px;
    vertical-align: middle;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--accent);
    background: rgba(125, 211, 252, 0.12);
    border: 1px solid rgba(125, 211, 252, 0.22);
}

.support-list,
.privacy-list {
    margin: 14px 0 0;
    padding-left: 18px;
    color: var(--muted);
}

.support-list li,
.privacy-list li {
    margin-bottom: 8px;
}


.site-footer {
    padding: 24px 0 40px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-brand {
    font-weight: 700;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    color: var(--muted);
    font-size: 14px;
}

@media (max-width: 980px) {
    .hero-grid,
    .features,
    .two-col,
    .cta-box {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 56px;
    }

    .hero-screenshot {
        display: none;
    }

    .cta-box {
        align-items: start;
    }
}

@media (max-width: 720px) {
    .nav {
        flex-direction: column;
        align-items: start;
    }

    .nav-links {
        flex-wrap: wrap;
    }

    .section-head {
        align-items: start;
        flex-direction: column;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .button {
        width: 100%;
    }
}