:root {
  --bg: #0e1420;
  --card: #172032;
  --card2: #1d2a40;
  --border: #28364f;
  --text: #e8eef7;
  --muted: #8fa1ba;
  --accent: #3b82f6;
  --accent2: #6366f1;
  --green: #22c55e;
  --red: #ef4444;
  --amber: #f59e0b;
  --radius: 14px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 20% -10%, #1b2a44 0%, var(--bg) 55%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  min-height: 100vh;
}
.wrap { max-width: 860px; margin: 0 auto; padding: 24px 16px 60px; }
.wrap-narrow { max-width: 1100px; }
header.top { display: flex; align-items: center; justify-content: space-between; padding: 8px 0 20px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.logo .dot { width: 12px; height: 12px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent2)); box-shadow: 0 0 14px var(--accent); }
.card { background: linear-gradient(180deg, var(--card) 0%, var(--card2) 100%); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.card + .card { margin-top: 16px; }
h2 { font-size: 16px; margin-bottom: 14px; }
.muted { color: var(--muted); font-size: 13px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.stat { background: rgba(255,255,255,0.04); border: 1px solid var(--border); border-radius: 12px; padding: 14px; min-width: 0; }
.stat .k { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.stat .v { font-size: 20px; font-weight: 700; margin-top: 4px; overflow-wrap: anywhere; word-break: break-word; }
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.green { background: rgba(34,197,94,.15); color: var(--green); }
.badge.red { background: rgba(239,68,68,.15); color: var(--red); }
.badge.amber { background: rgba(245,158,11,.15); color: var(--amber); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; cursor: pointer; border-radius: 10px; padding: 12px 16px; font-size: 14px; font-weight: 600; background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; width: 100%; transition: filter .15s; }
.btn:hover { filter: brightness(1.1); }
.btn.ghost { background: rgba(255,255,255,.06); border: 1px solid var(--border); color: var(--text); }
.btn.small { padding: 7px 12px; font-size: 13px; width: auto; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.tariffs { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.tariff { border: 1px solid var(--border); border-radius: 12px; padding: 16px; text-align: center; background: rgba(255,255,255,.03); cursor: pointer; transition: border-color .15s, transform .15s; }
.tariff:hover { border-color: var(--accent); transform: translateY(-2px); }
.tariff .name { font-weight: 600; }
.tariff .price { font-size: 22px; font-weight: 800; margin: 8px 0 2px; }
.tariff .price small { font-size: 12px; color: var(--muted); font-weight: 500; }
.tariff .per { font-size: 12px; color: var(--muted); }
.tariff.featured {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(59,130,246,.18), rgba(99,102,241,.06));
  border: 2px solid var(--accent);
  padding: 26px 22px 20px;
  border-radius: 16px;
}
.tariff.featured:hover { border-color: var(--accent); }
.tariff.featured .featured-badge { display: inline-block; padding: 3px 12px; border-radius: 999px; background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; font-size: 12px; font-weight: 700; margin-bottom: 10px; }
.tariff.featured .name { font-size: 24px; font-weight: 800; }
.tariff.featured .per { font-size: 14px; margin-top: 2px; }
.tariff.featured .price { font-size: 40px; margin: 10px 0 14px; }
.tariff.featured .price small { font-size: 16px; }
.tariff.featured .price .period { font-size: 14px; color: var(--muted); font-weight: 500; margin-left: 4px; }
.tariff.featured .cta { margin-top: 6px; }
.extras-title { font-size: 14px; font-weight: 700; color: var(--text); margin: 20px 0 12px; }
.extras-title::before { content: "— "; color: var(--accent); }
.subblock { display: flex; align-items: center; gap: 12px; margin-top: 10px; }
.suburl { flex: 1; background: rgba(255,255,255,.05); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; font-size: 13px; word-break: break-all; }
.qr { background: #fff; border-radius: 12px; padding: 10px; display: inline-block; }
.qr img { display: block; }
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.65); display: none; align-items: center; justify-content: center; padding: 16px; z-index: 50; }
.modal-bg.open { display: flex; }
.modal { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; max-width: 460px; width: 100%; max-height: 92vh; overflow-y: auto; }
.modal .amount { font-size: 34px; font-weight: 800; text-align: center; margin: 8px 0; }
.payrow { display: flex; align-items: center; gap: 14px; justify-content: center; margin: 16px 0; }
.payinfo { background: rgba(255,255,255,.04); border: 1px solid var(--border); border-radius: 10px; padding: 12px; font-size: 13px; margin: 10px 0; line-height: 1.7; }
.notice { background: rgba(245,158,11,.08); border: 1px solid rgba(245,158,11,.35); color: #fcd34d; border-radius: 10px; padding: 12px; font-size: 13px; margin-top: 12px; line-height: 1.6; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
input[type=text], input[type=password], textarea { width: 100%; background: rgba(255,255,255,.05); border: 1px solid var(--border); color: var(--text); border-radius: 10px; padding: 11px 12px; font-size: 14px; font-family: inherit; }
input:focus, textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
label.f { display: block; margin-bottom: 12px; }
label.f span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 5px; }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; }
.spin { display: inline-block; width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.3); border-top-color: #fff; border-radius: 50%; animation: sp .7s linear infinite; }
@keyframes sp { to { transform: rotate(360deg); } }
.hidden { display: none !important; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tab { background: rgba(255,255,255,.05); border: 1px solid var(--border); color: var(--muted); border-radius: 10px; padding: 10px 16px; font-size: 14px; font-weight: 600; cursor: pointer; transition: all .15s; }
.tab:hover { color: var(--text); border-color: var(--accent); }
.tab.active { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; border-color: transparent; }
select.tariff-sel { background: rgba(255,255,255,.05); border: 1px solid var(--border); color: var(--text); border-radius: 10px; padding: 8px 10px; font-size: 13px; font-family: inherit; max-width: 220px; }
select.tariff-sel:focus { outline: 2px solid var(--accent); border-color: transparent; }
select.tariff-sel option { background: var(--card); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.center { text-align: center; }
.mt { margin-top: 14px; }
.flex { display: flex; gap: 8px; align-items: center; }
.grow { flex: 1; }
a { color: var(--accent); text-decoration: none; }
.clip { cursor: pointer; }
.copied::after { content: " ✓"; color: var(--green); }
@media (max-width: 560px) { .grid, .tariffs { grid-template-columns: 1fr 1fr; } }