:root {
  --bg: #08090d;
  --panel: rgba(16, 18, 24, 0.86);
  --line: rgba(255, 255, 255, 0.08);
  --text: #edf0f6;
  --muted: #8d93a5;
  --xmr: #ff6b1a;
  --btc: #f4b942;
  --good: #5ee0a0;
  --bad: #ff6f7d;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: Outfit, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(255, 107, 26, 0.16), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(244, 185, 66, 0.1), transparent 50%),
    var(--bg);
  letter-spacing: 0.01em;
}

.orb {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}
.orb-a { background: #ff6b1a; top: -120px; left: -80px; }
.orb-b { background: #f4b942; right: -140px; top: 20%; }

.top, main, footer { position: relative; z-index: 1; }

.top {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.18em;
  font-size: 14px;
}

.mark {
  width: 22px;
  height: 22px;
  border-radius: 7px;
  background: conic-gradient(from 210deg, var(--xmr), var(--btc), var(--xmr));
  box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.12);
}

.top-meta { display: flex; gap: 10px; flex-wrap: wrap; }

.pill, .rate-chip {
  font-size: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 999px;
  padding: 7px 12px;
  color: var(--muted);
}

.pill.live { color: var(--good); border-color: rgba(94, 224, 160, 0.3); }
.rate-chip.live-rate {
  color: var(--good);
  border-color: rgba(94, 224, 160, 0.35);
}
.pill.demo { color: var(--btc); border-color: rgba(244, 185, 66, 0.3); }

.hero, .desk, .howto, footer {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero { padding-top: 56px; max-width: 760px; margin-left: auto; margin-right: auto; text-align: center; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 11px;
  color: var(--xmr);
  margin: 0 0 12px;
}
h1 {
  font-size: clamp(40px, 7vw, 72px);
  line-height: 0.95;
  font-weight: 700;
  margin: 0 0 18px;
}
.lede {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.5;
  margin: 0;
}
.lede.tight { font-size: 16px; }

.desk { padding-top: 42px; }
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.pair {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: stretch;
}

.asset {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.02);
}
.asset-head { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; }
.label { display: block; color: var(--muted); font-size: 12px; }
.asset strong { font-size: 18px; font-weight: 560; }

.coin {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 20px;
}
.coin.xmr { background: rgba(255, 107, 26, 0.16); color: var(--xmr); }
.coin.btc { background: rgba(244, 185, 66, 0.16); color: var(--btc); }

#xmrAmount, #btcAmount {
  width: 100%;
  background: transparent;
  border: 0;
  color: var(--text);
  font: 700 36px/1 Outfit, sans-serif;
  outline: none;
}
#xmrAmount::-webkit-outer-spin-button,
#xmrAmount::-webkit-inner-spin-button { appearance: none; }

.chips { display: flex; gap: 8px; margin: 12px 0 8px; }
.chips button, .cta, .text-btn, .copy-row button {
  font-family: inherit;
  cursor: pointer;
}
.chips button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 6px 10px;
}
.chips button.on, .chips button:hover {
  color: var(--text);
  border-color: rgba(255, 107, 26, 0.5);
}
.fiat { margin: 0; color: var(--muted); font-size: 13px; }

.swap-glyph {
  width: 46px;
  display: grid;
  place-items: center;
}
.swap-glyph span {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  background:
    linear-gradient(var(--bg), var(--bg)) padding-box,
    linear-gradient(135deg, var(--xmr), var(--btc)) border-box;
  position: relative;
}
.swap-glyph span::before,
.swap-glyph span::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--text);
  border-bottom: 2px solid var(--text);
}
.swap-glyph span::before { top: 12px; transform: translateX(-50%) rotate(45deg); }
.swap-glyph span::after { bottom: 12px; transform: translateX(-50%) rotate(-135deg); }

.field { display: block; margin-top: 18px; }
.field span {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}
.field em { font-style: normal; color: #5f6576; }
.field input {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  border-radius: 16px;
  padding: 14px 16px;
  font: 500 14px/1.4 "IBM Plex Mono", monospace;
  outline: none;
}
.field input:focus { border-color: rgba(255, 107, 26, 0.55); }

.breakdown {
  list-style: none;
  padding: 16px 0 8px;
  margin: 8px 0 0;
}
.breakdown li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  color: var(--muted);
  font-size: 14px;
  border-bottom: 1px solid var(--line);
}
.breakdown strong { color: var(--text); font-weight: 500; font-family: "IBM Plex Mono", monospace; }

.cta {
  width: 100%;
  margin-top: 18px;
  border: 0;
  border-radius: 16px;
  padding: 16px;
  background: linear-gradient(135deg, var(--xmr), #ff9a3c);
  color: #1a0d04;
  font-size: 16px;
  font-weight: 700;
}
.cta:disabled { opacity: 0.55; cursor: not-allowed; }
.cta.ghost {
  background: transparent;
  border: 1px solid rgba(244, 185, 66, 0.4);
  color: var(--btc);
}
.fine, .error { font-size: 13px; }
.fine { color: var(--muted); margin: 12px 0 0; }
.error { color: var(--bad); margin: 12px 0 0; }

.paybox {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  align-items: center;
  margin: 22px 0;
}
.qr {
  width: 180px;
  height: 180px;
  border-radius: 18px;
  background: #fff;
  padding: 10px;
  display: grid;
  place-items: center;
}
.qr canvas { width: 100% !important; height: 100% !important; }
.due {
  font-size: 32px;
  font-weight: 700;
  margin: 4px 0 10px;
}
.timer { color: var(--muted); margin: 0; }
.demo-warn {
  margin: 10px 0 0;
  color: var(--btc);
  font-size: 13px;
}
.copy-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.copy-row button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-radius: 16px;
  padding: 0 16px;
  white-space: nowrap;
}

.deposit-board {
  margin: 0 0 28px;
  padding: 22px;
  border: 2px solid var(--xmr);
  border-radius: 24px;
  background: rgba(255, 107, 26, 0.12);
  box-shadow: 0 0 0 6px rgba(255, 107, 26, 0.08);
}
.deposit-board h2 {
  margin: 0 0 8px;
  font-size: clamp(32px, 6vw, 48px);
  line-height: 1;
}
.board-copy {
  margin: 0 0 18px;
  color: var(--text);
  font-size: 16px;
}
.convert-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 18px;
}
.board-amount {
  margin-bottom: 0;
  background: rgba(0, 0, 0, 0.28);
}
.receive-box {
  margin-bottom: 0;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(244, 185, 66, 0.45);
  background: rgba(244, 185, 66, 0.12);
}
.btc-out {
  margin: 8px 0 6px;
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--btc);
  font-variant-numeric: tabular-nums;
}
.btc-out small {
  font-size: 16px;
  color: var(--text);
  font-weight: 560;
}
.addr-label {
  margin: 8px 0 8px;
  color: var(--xmr);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}
.addr-display.huge {
  font-size: 16px;
  line-height: 1.5;
  padding: 16px;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.cta.small {
  width: auto;
  margin-top: 8px;
  padding: 10px 14px;
  font-size: 14px;
}
.section-label {
  margin: 8px 0 12px;
  color: var(--btc);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.pair.single { grid-template-columns: 1fr; }
.dest {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid rgba(255, 107, 26, 0.28);
  border-radius: 18px;
  background: rgba(255, 107, 26, 0.06);
}
.dest > span {
  display: block;
  color: var(--xmr);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.addr-display {
  margin: 0;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  font: 500 13px/1.45 "IBM Plex Mono", monospace;
  word-break: break-all;
}

.text-btn.inline {
  margin: 0 0 10px;
  padding: 0;
}
.payout {
  color: var(--muted);
  font-size: 13px;
  word-break: break-all;
}
.payout code { color: var(--text); font-family: "IBM Plex Mono", monospace; }

.steps {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 8px;
}
.steps li {
  position: relative;
  padding: 10px 12px 10px 34px;
  border-radius: 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
}
.steps li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3a3f4d;
}
.steps li.on { color: var(--text); }
.steps li.on::before { background: var(--xmr); box-shadow: 0 0 12px var(--xmr); }
.steps li.done { color: var(--good); }
.steps li.done::before { background: var(--good); }
.steps li.fail { color: var(--bad); }

.text-btn {
  display: block;
  margin: 16px auto 0;
  background: none;
  border: 0;
  color: var(--muted);
}
.text-btn:hover { color: var(--text); }

.receipt {
  display: grid;
  gap: 12px;
  margin: 24px 0;
}
.receipt div {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.receipt dt { color: var(--muted); font-size: 12px; }
.receipt dd {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  word-break: break-all;
}

.howto {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-top: 42px;
  padding-bottom: 48px;
}
.howto article {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
}
.howto span { color: var(--xmr); font-size: 12px; letter-spacing: 0.14em; }
.howto h3 { margin: 10px 0 8px; font-size: 20px; }
.howto p { margin: 0; color: var(--muted); line-height: 1.5; }

footer {
  color: #6b7080;
  font-size: 12px;
  line-height: 1.6;
  padding-bottom: 40px;
}

.next-step {
  margin: 16px 0 0;
  color: var(--text);
  font-size: 16px;
  line-height: 1.45;
}
.next-step strong {
  color: var(--xmr);
}
.wait-note {
  color: var(--btc);
  font-size: 14px;
  margin: 12px 0 0;
}
.wait-note strong { color: var(--text); }

.modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(5, 6, 10, 0.78);
  backdrop-filter: blur(10px);
}
.modal[hidden] { display: none; }
.modal-card {
  width: min(560px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  background: #12141c;
  border: 1px solid rgba(244, 185, 66, 0.35);
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}
.pending-card h2 { margin: 12px 0 10px; font-size: 32px; }
.pending-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(244, 185, 66, 0.45);
  color: var(--btc);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.pending-pill i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--btc);
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.7); }
}

@media (max-width: 820px) {
  .pair, .paybox, .howto, .convert-row { grid-template-columns: 1fr; }
  .swap-glyph { transform: rotate(90deg); margin: 4px auto; }
  .qr { margin: 0 auto; }
}