:root {
  --bg: #0a0e14;
  --card: #11161f;
  --line: #1e2838;
  --amber: #f90;
  --amber-soft: rgba(255, 153, 0, 0.12);
  --text: #e8e2d5;
  --muted: #8895a7;
  --ok: #37d67a;
  --bad: #ff5c5c;
  --blue: #7cc4ff;
}

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

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(circle at 50% -10%, #141b26, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px 20px 12px;
}

.brand { display: flex; align-items: center; gap: 12px; }

.mark {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: linear-gradient(145deg, #f90, #ffb84d);
  color: #111;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.02em;
}

.mark.large { width: 54px; height: 54px; font-size: 18px; border-radius: 14px; }

.brand-text h1 { font-size: 18px; letter-spacing: 0.2px; }
.brand-text span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }

.tabs { display: flex; gap: 4px; background: #0d131b; border: 1px solid var(--line); border-radius: 12px; padding: 4px; }

.tabs button {
  background: transparent;
  color: var(--muted);
  border: 0;
  border-radius: 9px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.tabs button.active { background: var(--amber-soft); color: var(--amber); }

.account { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--muted); }

main { max-width: 1100px; margin: 0 auto; padding: 0 20px 60px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
}

.card h2 { font-size: 14px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--amber); margin-bottom: 10px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; }
.card-head h2 { margin: 0; }
.narrow { max-width: 520px; }

.auth { min-height: 62vh; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.auth-card { width: min(440px, 100%); }
.auth-head { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.auth-head h2 { color: var(--text); text-transform: none; letter-spacing: 0; font-size: 20px; margin-bottom: 4px; }
.auth-head p { color: var(--muted); font-size: 13px; line-height: 1.5; }

.switch { display: flex; background: #0c1119; border: 1px solid var(--line); border-radius: 10px; padding: 4px; margin-bottom: 16px; }
.switch button { flex: 1; background: transparent; border: 0; color: var(--muted); padding: 9px; border-radius: 8px; font-weight: 600; cursor: pointer; }
.switch button.active { background: var(--amber-soft); color: var(--amber); }

label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 14px; }
input, select, textarea {
  width: 100%;
  margin-top: 7px;
  background: #0c1119;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--text);
  padding: 11px 12px;
  font-size: 14px;
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: rgba(255, 153, 0, 0.55); }
textarea { resize: vertical; line-height: 1.5; }

button { font-family: inherit; }

.primary, .ghost {
  border-radius: 9px;
  padding: 11px 16px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.primary { background: var(--amber); color: #111; border: 0; width: 100%; }
.primary:hover { filter: brightness(1.06); }
.primary:disabled { opacity: 0.45; cursor: not-allowed; }
.ghost { background: transparent; color: var(--amber); border: 1px solid rgba(255, 153, 0, 0.4); }
.ghost.small, .small { padding: 6px 11px; font-size: 12px; width: auto; }

.hint { color: var(--muted); font-size: 12px; line-height: 1.5; margin-top: 10px; }
.error { color: var(--bad); font-size: 12px; margin-top: 10px; }
.muted { color: var(--muted); font-size: 12px; line-height: 1.5; }
.foot { margin-top: 16px; color: var(--muted); font-size: 12px; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.stat { background: #0c1119; border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.stat span { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.stat strong { display: block; margin-top: 6px; font-size: 22px; }

.pill { font-size: 10px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #ffb84d; border: 1px solid rgba(255, 153, 0, 0.4); border-radius: 999px; padding: 4px 10px; background: var(--amber-soft); }

.card-id-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; word-break: break-all; }
.block { display: block; background: #0c1119; border: 1px solid var(--line); border-radius: 9px; padding: 12px; margin: 10px 0; color: var(--amber); }

.list { display: flex; flex-direction: column; gap: 10px; }
.item { background: #0c1119; border: 1px solid var(--line); border-radius: 11px; padding: 13px 14px; display: flex; justify-content: space-between; gap: 12px; align-items: center; flex-wrap: wrap; }
.item-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.item-main strong { font-size: 16px; }
.item .mono { color: var(--muted); }
.empty { color: var(--muted); font-size: 13px; padding: 14px 0; }

.badge { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; border-radius: 999px; padding: 3px 9px; border: 1px solid var(--line); color: var(--muted); }
.badge.ACTIVE, .badge.CLAIMED, .badge.CAPTURED { color: var(--ok); border-color: rgba(55, 214, 122, 0.45); }
.badge.PENDING, .badge.CREATED, .badge.TRANSFER_PENDING, .badge.CLAIMING { color: var(--amber); border-color: rgba(255, 153, 0, 0.5); }
.badge.CANCELLED, .badge.EXPIRED, .badge.SPENT, .badge.FAILED { color: var(--bad); border-color: rgba(255, 92, 92, 0.45); }

.amount-row { display: flex; align-items: center; gap: 8px; background: #0c1119; border: 1px solid var(--line); border-radius: 9px; padding: 0 12px; margin-top: 7px; }
.amount-row span { color: var(--amber); font-weight: 700; }
.amount-row input { border: 0; background: transparent; margin: 0; padding: 11px 0; font-size: 18px; }
.amount-row input:focus { outline: none; }

.quick { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 10px 0 16px; }
.quick button { background: transparent; color: var(--amber); border: 1px solid var(--line); border-radius: 8px; padding: 9px 6px; font-size: 12px; font-weight: 700; cursor: pointer; }
.quick button:hover { border-color: rgba(255, 153, 0, 0.5); }

.row { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.row .primary, .row .ghost { width: auto; flex: 1; min-width: 140px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.qr-wrap { display: flex; justify-content: center; padding: 12px; }
.qr-wrap img { width: 220px; height: 220px; background: #fff; border-radius: 10px; padding: 8px; }

.preview { background: #0c1119; border: 1px solid var(--line); border-radius: 10px; padding: 13px; margin-top: 12px; font-size: 13px; line-height: 1.7; }
.preview strong { color: var(--amber); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 20px);
  background: #161f2b;
  color: var(--text);
  border: 1px solid rgba(255, 153, 0, 0.4);
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: 0.22s ease;
  z-index: 20;
  max-width: min(460px, calc(100vw - 40px));
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 760px) {
  .stats, .grid-2 { grid-template-columns: 1fr; }
  .tabs { width: 100%; justify-content: space-between; }
  .tabs button { flex: 1; padding: 9px 8px; }
  .top { padding-top: 16px; }
  .quick { grid-template-columns: repeat(2, 1fr); }
}