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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', 'PingFang SC', 'Source Han Sans SC', sans-serif;
    color: #101114;
    background:
        radial-gradient(circle at top, rgba(61, 98, 255, 0.12), transparent 28%),
        linear-gradient(180deg, #f6f8fb 0%, #eef1f7 100%);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

a {
    color: #1c66f2;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.legal-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 24px;
    background: rgba(246, 248, 251, 0.84);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(16, 17, 20, 0.08);
}

.back-link {
    font-size: 14px;
    font-weight: 600;
}

.lang-tabs {
    display: inline-flex;
    gap: 6px;
    padding: 4px;
    border-radius: 999px;
    background: rgba(16, 17, 20, 0.06);
}

.lang-tab {
    border: none;
    background: transparent;
    color: #5e6473;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.lang-tab.active {
    background: #ffffff;
    color: #101114;
    box-shadow: 0 1px 6px rgba(15, 23, 42, 0.08);
}

.legal-shell {
    max-width: 920px;
    margin: 0 auto;
    padding: 36px 24px 80px;
}

.legal-card {
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(16, 17, 20, 0.08);
    border-radius: 28px;
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.legal-article {
    padding: 44px 48px 56px;
}

.legal-article h1 {
    font-size: 38px;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 10px;
}

.legal-date {
    font-size: 14px;
    color: #6d7484;
    margin-bottom: 28px;
}

.legal-intro {
    display: grid;
    gap: 12px;
    margin-bottom: 20px;
}

.legal-section + .legal-section {
    margin-top: 30px;
}

.legal-section h2 {
    font-size: 24px;
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.legal-section p,
.legal-section li {
    font-size: 16px;
    color: #2f3440;
}

.legal-section p + p {
    margin-top: 10px;
}

.legal-section ul {
    margin-top: 12px;
    padding-left: 22px;
    display: grid;
    gap: 8px;
}

.legal-section strong {
    color: #101114;
}

@media (max-width: 768px) {
    .legal-header {
        padding: 12px 16px;
        align-items: flex-start;
        flex-direction: column;
    }

    .legal-shell {
        padding: 20px 16px 56px;
    }

    .legal-card {
        border-radius: 22px;
    }

    .legal-article {
        padding: 28px 22px 36px;
    }

    .legal-article h1 {
        font-size: 30px;
    }

    .legal-section h2 {
        font-size: 21px;
    }
}