:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1d212a;
  --line: #2a2f3a;
  --text: #e8ecf3;
  --muted: #8c95a6;
  --accent: #4f8cff;
  --ok: #37b87c;
  --warn: #d99a2b;
  --danger: #e05d5d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
}

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

.topbar {
  display: flex; align-items: center; gap: 24px;
  padding: 14px 28px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 17px; color: var(--text); letter-spacing: -0.3px; }
.brand span { color: var(--accent); }
.topbar nav { display: flex; gap: 18px; }
.topbar nav a { color: var(--muted); font-size: 14px; }
.topbar nav a:hover { color: var(--text); text-decoration: none; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 14px; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 28px 24px 64px; }
h1 { font-size: 26px; margin: 0 0 18px; letter-spacing: -0.4px; }
h2 { font-size: 17px; margin: 0 0 14px; }
h3 { font-size: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin: 20px 0 8px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 22px;
  margin-bottom: 22px;
}
.card.narrow { max-width: 460px; margin: 40px auto; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 12px; }
.page-head { margin-bottom: 16px; }
.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.stats { grid-template-columns: repeat(4, 1fr); }

.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.stat strong { display: block; font-size: 24px; margin: 4px 0; }
.stat-label { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .05em; }

label { display: block; margin-bottom: 14px; font-size: 13px; color: var(--muted); }
input, select, textarea {
  display: block; width: 100%; margin-top: 6px;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 9px 11px; font: inherit;
}
input:focus, select:focus, textarea:focus { outline: 1px solid var(--accent); border-color: var(--accent); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hint { font-size: 12px; color: var(--muted); }

button, .btn {
  display: inline-block;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  padding: 9px 14px;
  border-radius: 8px;
  font: inherit;
  cursor: pointer;
}
button:hover, .btn:hover { border-color: var(--accent); text-decoration: none; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.primary[disabled] { opacity: .45; cursor: not-allowed; }
.ghost { background: transparent; }
button.danger { color: var(--danger); }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; padding: 8px 10px; border-bottom: 1px solid var(--line); }
td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
td.actions { display: flex; gap: 8px; align-items: center; }
form.inline { margin: 0; }
form.inline select { margin: 0; padding: 5px 8px; }

.tag { display: inline-block; font-size: 11px; text-transform: uppercase; letter-spacing: .05em;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 999px; padding: 2px 8px; color: var(--muted); }
.pill { display: inline-block; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em;
  border-radius: 999px; padding: 3px 9px; background: var(--panel-2); border: 1px solid var(--line); color: var(--muted); }
.pill.ok { color: var(--ok); border-color: rgba(55,184,124,.4); }
.pill.warn { color: var(--warn); border-color: rgba(217,154,43,.4); }

.muted { color: var(--muted); font-size: 13px; }
.empty { color: var(--muted); padding: 10px 0; }
.flash { background: rgba(79,140,255,.12); border: 1px solid rgba(79,140,255,.35); border-radius: 10px; padding: 12px 14px; margin-bottom: 18px; }
.flash.error { background: rgba(224,93,93,.12); border-color: rgba(224,93,93,.4); }

pre { background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 14px; white-space: pre-wrap; font: 13px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace; }
.draft { border-top: 1px solid var(--line); padding: 14px 0; }
.draft:first-of-type { border-top: none; }
.draft header { display: flex; gap: 10px; align-items: center; margin-bottom: 8px; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.filters a { font-size: 13px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.filters a.active { color: var(--text); border-color: var(--accent); }

.price { font-size: 34px; margin: 0 0 12px; font-weight: 700; }
.features { padding-left: 18px; color: var(--muted); font-size: 14px; }
.pay-option { display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 16px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 12px; }
.pay-option .muted { margin: 4px 0; }
.summary { display: grid; gap: 10px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin: 16px 0; }
.summary div { display: flex; justify-content: space-between; gap: 16px; }
.kv td:first-child { color: var(--muted); width: 45%; }
.code-big { font-size: 16px; letter-spacing: .08em; }
.steps { color: var(--muted); font-size: 14px; padding-left: 18px; }
footer.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 24px; border-top: 1px solid var(--line); }

@media (max-width: 860px) {
  .grid.two, .stats, .row { grid-template-columns: 1fr; }
  .topbar { flex-wrap: wrap; gap: 12px; }
}