:root {
  --bg: #0f1216;
  --panel: #161b22;
  --border: #232a33;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #4cc38a;
  --accent-hover: #6dd9a3;
  --link: #79c0ff;
  --danger: #f85149;
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.brand {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.5px;
  color: var(--text);
}

.topbar nav {
  display: flex;
  gap: 16px;
  align-items: center;
}

.inline-form { display: inline; margin: 0; }
.link-btn {
  background: none;
  border: none;
  color: var(--link);
  font: inherit;
  cursor: pointer;
  padding: 0;
}
.link-btn:hover { text-decoration: underline; }

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

.hero { margin: 24px 0 40px; }
.hero h1 {
  margin: 0 0 12px;
  font-size: 32px;
  line-height: 1.2;
}
.hero .lede {
  color: var(--muted);
  font-size: 17px;
  max-width: 620px;
}

.cta {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 15px;
  line-height: 1.2;
}
.btn:hover { text-decoration: none; }
.btn.primary {
  background: var(--accent);
  color: #0a0d10;
}
.btn.primary:hover { background: var(--accent-hover); }
.btn.ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn.ghost:hover { border-color: var(--muted); }

.tariffs h2 {
  margin: 32px 0 16px;
  font-size: 22px;
}
.tariff-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.tariff {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.tariff h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
}
.tariff .price {
  margin: 4px 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
}
.tariff .meta {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.hint {
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
}

.footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 18px;
  color: var(--muted);
}

/* ── forms ────────────────────────────────────────────────── */

.form-card {
  max-width: 420px;
  margin: 32px auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.form-card h1 {
  margin: 0 0 8px;
  font-size: 24px;
}
.form-card .lede {
  color: var(--muted);
  margin: 0 0 18px;
}
.form-card form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.form-card label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
}
.form-card input[type=tel],
.form-card input[type=text],
.form-card input[type=email] {
  width: 100%;
  padding: 11px 12px;
  background: #0a0d10;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font: inherit;
  font-size: 16px;
}
.form-card input:focus {
  outline: none;
  border-color: var(--accent);
}

.form-card label.checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
  cursor: pointer;
}
.form-card label.checkbox input { margin-top: 3px; }

.form-card .phone-display {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.form-card .error {
  margin: 0;
  padding: 10px 12px;
  background: rgba(248, 81, 73, 0.1);
  border: 1px solid rgba(248, 81, 73, 0.3);
  border-radius: 8px;
  color: var(--danger);
  font-size: 14px;
}

.form-card .hint {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.form-card .alert {
  padding: 10px 12px;
  background: rgba(255, 200, 0, 0.08);
  border: 1px solid rgba(255, 200, 0, 0.25);
  border-radius: 8px;
  color: #f0c674;
  font-size: 14px;
}

/* key/value list for the cabinet stub */
.kv {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 6px 14px;
  margin: 18px 0;
}
.kv dt { color: var(--muted); font-size: 13px; }
.kv dd { margin: 0; font-size: 14px; word-break: break-all; }
code {
  background: #0a0d10;
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 13px;
}

/* ── cabinet ──────────────────────────────────────────────── */

.cabinet { display: flex; flex-direction: column; gap: 16px; }
.cabinet .card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.cabinet .card h2 { margin: 0 0 10px; font-size: 18px; }
.cabinet .card h3 { margin: 18px 0 8px; font-size: 15px; color: var(--muted); }
.cabinet .status-line { margin: 0; font-size: 15px; color: var(--text); }
.cabinet .cta-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.cabinet a.back { color: var(--muted); font-size: 14px; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  margin-right: 6px;
  vertical-align: middle;
}
.badge.ok    { background: rgba(76, 195, 138, 0.15); color: var(--accent); }
.badge.muted { background: rgba(139, 148, 158, 0.15); color: var(--muted); }
.badge.bad   { background: rgba(248, 81, 73, 0.15); color: var(--danger); }

.quota { margin-top: 12px; }
.quota-bar {
  width: 100%;
  height: 6px;
  background: #0a0d10;
  border-radius: 999px;
  overflow: hidden;
}
.quota-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s ease;
}
.quota-meta { margin: 6px 0 0; font-size: 13px; color: var(--muted); }

.muted { color: var(--muted); }

.qr-box {
  display: flex;
  justify-content: center;
  margin: 18px 0;
}
.qr-box svg { max-width: 280px; height: auto; border-radius: 8px; }

.copy-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.copy-row input {
  flex: 1;
  padding: 11px 12px;
  background: #0a0d10;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.ref-list { list-style: none; padding: 0; margin: 8px 0 0; }
.ref-list li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.ref-list li:last-child { border-bottom: 0; }
.ref-date { color: var(--muted); font-size: 13px; }

table.payments {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-size: 14px;
}
table.payments th,
table.payments td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
table.payments th {
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
table.payments .num { text-align: right; }
table.payments tr:last-child td { border-bottom: 0; }

.more-creds {
  margin-top: 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.more-creds summary {
  cursor: pointer;
  color: var(--link);
  font-size: 14px;
  user-select: none;
}
.more-creds summary:hover { text-decoration: underline; }
.cred-list { list-style: none; padding: 0; margin: 12px 0 0; }
.cred-list li { margin-bottom: 6px; }
.cred-link {
  width: 100%;
  padding: 8px 10px;
  background: #0a0d10;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font: inherit;
  font-size: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ── plans ─────────────────────────────────────────────────── */

.plan-grid {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}
.plan-card {
  background: #0a0d10;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
}
.plan-card h3 { margin: 0 0 6px; font-size: 15px; font-weight: 600; }
.plan-card .plan-price {
  margin: 4px 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
}
.plan-card .plan-sub {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  flex: 1;
}
.plan-form { margin: 0; }
.plan-form + .plan-form { margin-top: 8px; }
.plan-form button { width: 100%; }

/* success / warn cards (banner-style) */
.cabinet .card.success {
  border-color: rgba(76, 195, 138, 0.35);
  background: rgba(76, 195, 138, 0.08);
  color: var(--accent);
  font-weight: 600;
}
.cabinet .card.warn {
  border-color: rgba(255, 200, 0, 0.35);
  background: rgba(255, 200, 0, 0.08);
  color: #f0c674;
}