:root {
  --copper: #b87333;
  --copper-dark: #8a5426;
  --cream: #fdf6ec;
  --ink: #2b2118;
  --tray: #e8d9bd;
  --accent: #c97b2d;
  --green: #2e7d4f;
  --red: #b3402e;
  --muted: #7a6a55;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #f7ead3, var(--cream));
  color: var(--ink);
  min-height: 100vh;
}
header.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px; max-width: 960px; margin: 0 auto;
}
.brand { font-weight: 800; font-size: 1.25rem; letter-spacing: .3px; text-decoration: none; color: var(--ink); }
.brand .coin { display: inline-block; transform: rotate(-8deg); }
nav.links a { margin-left: 18px; color: var(--ink); text-decoration: none; font-weight: 600; opacity: .8; }
nav.links a:hover { opacity: 1; text-decoration: underline; }
main { max-width: 960px; margin: 0 auto; padding: 24px 28px 80px; }
.card {
  background: #fffdf8; border: 1px solid #e6d6b8; border-radius: 16px;
  padding: 28px; box-shadow: 0 6px 24px rgba(138, 84, 38, .08);
}
.hero { text-align: center; padding: 48px 28px; }
.hero h1 { font-size: 2.6rem; margin: .2em 0; }
.hero p.lede { font-size: 1.15rem; color: var(--muted); max-width: 620px; margin: 0 auto 1.5em; }
.tray {
  margin: 28px auto; max-width: 560px; background: linear-gradient(#d9c096, var(--tray));
  border-radius: 0 0 120px 120px / 0 0 40px 40px; padding: 34px 24px 30px;
  border: 2px solid #c9a266;
  box-shadow: inset 0 8px 18px rgba(138,84,38,.25);
  position: relative;
}
.coins { font-size: 2rem; letter-spacing: 6px; }
.balance { font-size: 2.4rem; font-weight: 800; margin: .3em 0 .1em; }
.balance-label { color: var(--muted); font-size: .9rem; text-transform: uppercase; letter-spacing: 1.5px; }
.btn-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 22px; }
.btn {
  display: inline-block; padding: 13px 26px; border-radius: 999px; font-weight: 700;
  text-decoration: none; border: 2px solid var(--copper-dark); cursor: pointer; font-size: 1rem;
}
.btn.primary { background: var(--copper); color: #fff; }
.btn.primary:hover { background: var(--copper-dark); }
.btn.ghost { background: transparent; color: var(--copper-dark); }
.btn.ghost:hover { background: #f3e6cd; }
.btn.small { padding: 7px 14px; font-size: .85rem; }
.btn.danger { border-color: var(--red); color: var(--red); background: transparent; }
.btn.danger:hover { background: #f7e3df; }
.btn.approve { border-color: var(--green); color: var(--green); background: transparent; }
.btn.approve:hover { background: #e0f0e7; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 28px; }
.step { background: #fffdf8; border: 1px solid #e6d6b8; border-radius: 14px; padding: 20px; }
.step h3 { margin-top: 0; }
.disclaimer {
  margin-top: 32px; padding: 14px 18px; border-radius: 12px; background: #fff3d6;
  border: 1px dashed #c9a266; color: var(--muted); font-size: .92rem;
}
form.field-form { display: grid; gap: 14px; max-width: 520px; }
label { font-weight: 700; font-size: .92rem; }
input, textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1.5px solid #d8c49a;
  font-size: 1rem; font-family: inherit; background: #fff;
}
input:focus, textarea:focus { outline: 2px solid var(--copper); border-color: var(--copper); }
.msg { padding: 12px 16px; border-radius: 10px; font-weight: 600; display: none; }
.msg.ok { display: block; background: #e0f0e7; color: var(--green); }
.msg.err { display: block; background: #f7e3df; color: var(--red); }
table.ledger { width: 100%; border-collapse: collapse; margin-top: 12px; }
table.ledger th, table.ledger td { text-align: left; padding: 10px 12px; border-bottom: 1px solid #eee0c4; }
table.ledger th { font-size: .8rem; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.pill { display: inline-block; padding: 3px 12px; border-radius: 999px; font-size: .8rem; font-weight: 700; }
.pill.deposit { background: #e0f0e7; color: var(--green); }
.pill.withdrawal { background: #f3e6cd; color: var(--copper-dark); }
.pill.pending { background: #fff3d6; color: #96702a; }
.pill.approved { background: #e0f0e7; color: var(--green); }
.pill.rejected { background: #f7e3df; color: var(--red); }
.pill.sent { background: #e0e7f5; color: #3a5a9e; }
.admin-bar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 24px; }
.addr-box {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: #f7efdc; border: 1.5px dashed #c9a266; border-radius: 12px;
  padding: 14px 18px; margin: 18px 0;
}
.addr-box code { font-size: 1rem; word-break: break-all; font-weight: 700; }
.warn {
  background: #f7e3df; border: 1px solid #e0a898; color: #8a3a2b;
  border-radius: 12px; padding: 12px 16px; font-weight: 600;
}
table.ledger td input.tx-input { width: 220px; padding: 7px 10px; font-size: .85rem; }
.wall-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.wall-item { background: #fffdf8; border: 1px solid #e6d6b8; border-radius: 10px; padding: 10px 12px; overflow-wrap: anywhere; }
.wall-item code { font-size: .85rem; }
.wall-item .rank { font-weight: 800; color: var(--copper-dark); font-size: .85rem; }
.promo-card .pname { font-weight: 800; font-size: 1.05rem; }
.promo-card .pname a { color: var(--copper-dark); }
.promo-card .ptag { color: var(--muted); font-size: .92rem; margin-top: 2px; }
.pmeta { color: var(--muted); font-size: .85rem; margin-top: 4px; }
.wall-note { color: var(--muted); font-size: .95rem; }

/* ---- admin analytics ---- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 12px 0 4px; }
.stat { background: #fffdf8; border: 1px solid #e6d6b8; border-radius: 12px; padding: 14px 16px; }
.stat .num { font-size: 1.7rem; font-weight: 800; }
.stat .lbl { color: var(--muted); font-size: .82rem; text-transform: uppercase; letter-spacing: 1px; margin-top: 2px; }
.barchart { display: flex; align-items: flex-end; gap: 6px; height: 120px; padding: 8px 4px 0; border-bottom: 2px solid #e6d6b8; margin-bottom: 4px; }
.barchart .bar { flex: 1; background: var(--copper); border-radius: 4px 4px 0 0; min-height: 3px; position: relative; }
.barchart .bar span { position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); font-size: .68rem; color: var(--muted); white-space: nowrap; }
.barchart .bday { font-size: .68rem; color: var(--muted); text-align: center; margin-top: 4px; }
.bardays { display: flex; gap: 6px; }
.bardays .bday { flex: 1; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 700px) { .two-col { grid-template-columns: 1fr; } }