:root {
    color-scheme: dark;
    --bg: #0d1118;
    --panel: rgba(24, 28, 38, .96);
    --soft: rgba(255, 255, 255, .045);
    --border: rgba(255, 255, 255, .10);
    --text: #fff;
    --muted: #aeb6c8;
    --green: #5cff9d;
    --purple: #7c5cff;
    --red: #ff6d86;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    min-height: 100vh;
    padding: 22px;
    font-family: Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(124, 92, 255, .24), transparent 35%),
        radial-gradient(circle at bottom right, rgba(64, 255, 160, .12), transparent 35%),
        var(--bg);
}
.shell { width: 100%; max-width: 980px; margin: 0 auto; }
.top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    margin-bottom: 18px;
}
.brand { color: #fff; text-decoration: none; font-size: 22px; font-weight: 800; }
.nav, .footer-links { display: flex; flex-wrap: wrap; gap: 12px 18px; }
.nav a, footer a, .legal a { color: #d8d1ff; }
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 32px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, .45);
}
h1 { margin: 0 0 12px; font-size: clamp(32px, 6vw, 50px); line-height: 1.08; }
h2 { margin: 32px 0 14px; }
h3 { margin: 0 0 8px; }
p, li { color: #d3d9e8; line-height: 1.65; }
.subtitle { color: var(--muted); font-size: 18px; line-height: 1.55; }
.hero, .info, .warning, .error {
    border-radius: 20px;
    padding: 20px;
    margin-top: 18px;
    border: 1px solid var(--border);
}
.hero { background: linear-gradient(135deg, rgba(124, 92, 255, .18), rgba(92, 255, 157, .08)); }
.info { background: rgba(124, 92, 255, .10); }
.warning { background: rgba(255, 194, 92, .10); color: #f2d99c; }
.error { background: rgba(255, 92, 122, .10); color: #ffc0cb; border-color: rgba(255, 92, 122, .25); }
.plans, .features, .contacts, .actions, .renew-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}
.plans { margin-top: 18px; }
.plan, .feature, .contact {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 20px;
}
.plan { display: flex; flex-direction: column; }
.plan p { flex: 1; }
.price { color: var(--green); font-size: 34px; font-weight: 800; margin: 8px 0; }
.button, button {
    display: block;
    width: 100%;
    border: 0;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    font-weight: 800;
    padding: 15px 16px;
    border-radius: 15px;
    color: #07130d;
    background: linear-gradient(135deg, #37d67a, #1fa968);
}
.button.secondary, button.secondary {
    color: #fff;
    background: rgba(255, 255, 255, .08);
    border: 1px solid var(--border);
}
.actions { margin-top: 18px; }
.renew-tabs { margin: 20px 0; }
.renew-tabs .active { border-color: var(--green); color: var(--green); }
.access-list { display: grid; gap: 16px; margin-top: 20px; }
[hidden] { display: none !important; }
label { display: block; color: #d3d9e8; margin: 14px 0 7px; }
input, select {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 13px;
    padding: 14px;
    color: #fff;
    background: rgba(255, 255, 255, .06);
}
code {
    display: block;
    padding: 12px;
    border-radius: 12px;
    overflow-wrap: anywhere;
    background: rgba(255, 255, 255, .06);
    color: #fff;
}
.qr {
    display: block;
    width: min(280px, 100%);
    background: white;
    border-radius: 18px;
    padding: 12px;
    margin: 20px auto;
}
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 13px;
    border-radius: 999px;
    background: rgba(92, 255, 157, .12);
    color: var(--green);
    font-weight: 800;
    margin-bottom: 18px;
}
.dot { width: 9px; height: 9px; background: currentColor; border-radius: 50%; }
footer {
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid var(--border);
    color: #8f98aa;
    font-size: 13px;
    line-height: 1.7;
}
.legal { max-width: 820px; }
.legal-toc {
    padding: 14px 18px;
    margin: 20px 0;
    border-radius: 16px;
    background: rgba(255, 255, 255, .045);
    border: 1px solid var(--border);
}
.legal-toc ul { margin: 10px 0 0; padding-left: 20px; }
.legal-toc li { margin: 4px 0; }
.legal-toc .toc-level-3 { margin-left: 18px; font-size: 14px; }
.legal hr { border: 0; border-top: 1px solid var(--border); margin: 28px 0; }
.legal .test-version { border: 1px solid #ffcc66; color: #ffe4a6; }
.small { color: #9ca5b8; font-size: 13px; }
.inline-check { width: auto; }
blockquote { border-left: 3px solid var(--purple); padding-left: 16px; }
@media (max-width: 700px) {
    body { padding: 12px; }
    .top { align-items: flex-start; flex-direction: column; }
    .card { padding: 22px; border-radius: 22px; }
    .plans, .features, .contacts, .actions, .renew-tabs { grid-template-columns: 1fr; }
}