:root {
  --bg: #f5f7fa; --card: #fff; --text: #1a2332; --muted: #6b7a90;
  --accent: #ffe133; --accent-dark: #b39d00; --danger: #e02424; --warn: #c27803;
  --border: #e2e8f0; --radius: 12px;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.55 -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.nav { background: #fff; border-bottom: 1px solid var(--border); padding: 0 20px; }
.nav-in { max-width: 960px; margin: 0 auto; display: flex; align-items: center; gap: 18px; height: 56px; }
.nav .logo { font-weight: 700; font-size: 18px; color: var(--text); }
.nav .logo span { color: var(--accent); }
.nav .spacer { flex: 1; }
.nav a.navlink { color: var(--muted); white-space: nowrap; }
.nav a.navlink.active { color: var(--text); font-weight: 600; }
.nav button.linklike { background: none; border: none; color: var(--muted); cursor: pointer; font: inherit; padding: 0; white-space: nowrap; }
.btn.small { padding: 7px 14px; font-size: 13.5px; }
.table-wrap { overflow-x: auto; }

@media (max-width: 640px) {
  .hide-sm { display: none; }
  body { font-size: 14.5px; }
  .container { max-width: 100%; padding: 14px 8px 40px; }
  .card { padding: 14px 10px; border-radius: 10px; }
  .nav { padding: 0 12px; }
  .nav-in { gap: 12px; height: auto; min-height: 52px; padding: 6px 0; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .nav .logo { font-size: 16px; }
  .btn.small { padding: 6px 10px; font-size: 12.5px; }
  .tbl th, .tbl td { padding: 8px 5px; font-size: 12.5px; }
}

.container { max-width: 960px; margin: 0 auto; padding: 24px 20px 60px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.card + .card { margin-top: 16px; }
h1 { font-size: 22px; margin: 0 0 6px; }
h2 { font-size: 17px; margin: 0 0 12px; }
.sub { color: var(--muted); margin: 0 0 18px; }

label { display: block; font-weight: 600; font-size: 13px; margin: 12px 0 4px; }
input, select { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font: inherit; background: #fff; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.btn { background: var(--accent); color: var(--text); border: none; border-radius: 8px; padding: 11px 20px; font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { background: #ffd400; }
.btn:disabled { background: #a7b6c4; cursor: not-allowed; }
.btn.secondary { background: #eef2f6; color: var(--text); }
.btn.secondary:hover { background: #e2e8f0; }

.msg { border-radius: 8px; padding: 10px 14px; margin: 12px 0; font-size: 14px; }
.msg.error { background: #fdeaea; color: var(--danger); }
.msg.ok { background: #fffae0; color: #8a7500; }
.msg.warn { background: #fdf6e3; color: var(--warn); }

.auth-box { max-width: 420px; margin: 48px auto; }
.auth-box .alt { text-align: center; margin-top: 14px; color: var(--muted); font-size: 14px; }

.quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.big-num { font-size: 28px; font-weight: 700; }
.big-num small { font-size: 15px; color: var(--muted); font-weight: 500; }
.rate-line { color: var(--muted); font-size: 14px; margin-top: 4px; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th { text-align: left; color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 2px solid var(--border); }
.tbl td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.tbl tr:hover td { background: #f8fafc; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12.5px; font-weight: 600; }
.b-PENDING, .b-PREORDER { background: #eef2f6; color: var(--muted); }
.b-KYC_PENDING { background: #fdf6e3; color: var(--warn); }
.b-PAYIN_PENDING { background: #fdf0e3; color: #b45309; }
.b-PAYIN_SUCCESS, .b-PROCESSING { background: #e0f2fe; color: #0369a1; }
.b-SUCCESS { background: #fffae0; color: #8a7500; }
.b-ERROR { background: #fdeaea; color: var(--danger); }

.kv { display: grid; grid-template-columns: 200px 1fr; gap: 8px 16px; font-size: 14.5px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }

.addr { font-family: ui-monospace, Menlo, monospace; font-size: 13.5px; word-break: break-all; }
.timeline { color: var(--muted); font-size: 13px; margin-top: 8px; }
.steps { display: flex; gap: 4px; margin: 16px 0 4px; }
.step { flex: 1; text-align: center; color: var(--muted); position: relative; }
.step .dot { width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--border); background: #fff;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 5px; font-size: 13.5px; font-weight: 600; }
.step .lbl { font-size: 12px; }
.step.done .dot { border-color: var(--accent); background: var(--accent); }
.step.done { color: var(--text); }
.step.active .dot { border-color: var(--accent); background: #fff; color: var(--text); box-shadow: 0 0 0 4px rgba(255,225,51,.35); }
.step.active { color: var(--text); font-weight: 600; }
.step.done .dot, .step.active .dot { color: var(--text); }

.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tabs button { border: 1px solid var(--border); background: #fff; border-radius: 8px; padding: 8px 14px; cursor: pointer; font: inherit; }
.tabs button.active { background: var(--text); color: #fff; border-color: var(--text); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.stat { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.stat .n { font-size: 24px; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 13px; }

.warning-box { background: #fdf6e3; border: 1px solid #f5e1a8; border-radius: 8px; padding: 10px 14px; font-size: 13.5px; color: #7a5a07; margin: 12px 0; }
.hidden { display: none !important; }
@media (max-width: 640px) {
  .hide-sm { display: none; } .quote-grid { grid-template-columns: 1fr; } .kv { grid-template-columns: 1fr; } }