:root {
  --bg: #07080d;
  --bg-2: #0d1018;
  --panel: #10141f;
  --panel-2: #151a28;
  --line: #222a3d;
  --line-2: #2f3a55;
  --text: #e7ecf6;
  --muted: #8591a8;
  --gold: #ffb020;
  --gold-2: #ffd27a;
  --cyan: #3ee6ff;
  --red: #ff4d6d;
  --green: #36f1a0;
  --violet: #b57bff;
  --common: #a7b0c0;
  --uncommon: #36f1a0;
  --rare: #3ea6ff;
  --epic: #b57bff;
  --legendary: #ffb020;
  --radius: 10px;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --display: 'Chakra Petch', system-ui, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background:
    radial-gradient(1200px 600px at 70% -10%, rgba(255, 176, 32, 0.08), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(62, 230, 255, 0.06), transparent 60%),
    var(--bg);
  color: var(--text);
  font: 14px/1.5 system-ui, -apple-system, 'Segoe UI', sans-serif;
  min-height: 100vh;
}
[hidden] { display: none !important; }
code, kbd { font-family: var(--mono); font-size: 0.9em; }
kbd { border: 1px solid var(--line-2); border-bottom-width: 2px; border-radius: 4px; padding: 0 5px; background: var(--panel-2); }
.muted { color: var(--muted); }

/* Top bar */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 20px; border-bottom: 1px solid var(--line);
  background: rgba(7, 8, 13, 0.85); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 22px; height: 22px; transform: rotate(45deg);
  border: 2px solid var(--gold); box-shadow: 0 0 14px rgba(255, 176, 32, 0.6), inset 0 0 8px rgba(255, 176, 32, 0.5);
}
.brand-name { font-family: var(--display); font-weight: 700; letter-spacing: 0.18em; font-size: 18px; }
.brand-name b { color: var(--gold); margin-left: 4px; }
.brand.big { justify-content: center; margin-bottom: 8px; }
.brand.big .brand-name { font-size: 26px; }

.wallet { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.chip {
  display: flex; flex-direction: column; align-items: flex-end;
  padding: 4px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel);
  min-width: 84px;
}
.chip-k { font-size: 10px; letter-spacing: 0.14em; color: var(--muted); }
.chip-v { font-family: var(--mono); font-weight: 600; font-size: 15px; font-variant-numeric: tabular-nums; }
.chip.sats .chip-v { color: var(--gold); }
button.chip { cursor: pointer; font: inherit; color: inherit; }
button.chip:hover { border-color: var(--gold); }
.net.live { color: var(--green); border-color: rgba(54, 241, 160, 0.5); }
.reserve-pending { font-size: 12px; color: var(--muted); margin-top: 2px; }
.wallet-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.deposit { text-align: center; }
.qr { width: 196px; height: 196px; margin: 4px auto 10px; background: #fff; border-radius: 10px; padding: 8px; }
.qr svg { width: 100%; height: 100%; display: block; }
.addr { display: block; font-size: 13px; word-break: break-all; margin: 0 0 12px; color: var(--gold-2); }
.small { font-size: 12px; }
.balance { font-family: var(--mono); font-size: 34px; font-weight: 600; color: var(--gold); }
.balance small { font-size: 14px; color: var(--muted); }
.withdraw label { display: block; font-size: 12px; color: var(--muted); margin-top: 12px; }
.withdraw input { display: block; width: 100%; margin-top: 4px; font: 14px var(--mono); padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--bg-2); color: var(--text); }
.withdraw .btn-row { margin-top: 12px; }
.withdraw textarea { display: block; width: 100%; margin-top: 4px; font: 12px var(--mono); padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--bg-2); color: var(--text); resize: vertical; }
.link-card { margin-top: 16px; }
.seg { display: flex; gap: 4px; background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 4px; margin: 8px 0 12px; }
.seg button { flex: 1; appearance: none; border: 0; background: none; color: var(--muted); font: 600 13px var(--display); letter-spacing: 0.06em; text-transform: uppercase; padding: 8px; border-radius: 7px; cursor: pointer; }
.seg button[aria-selected='true'] { background: var(--panel-2); color: var(--text); }
.or { color: var(--muted); font-size: 12px; margin: 10px 0; }
.recovery-code { display: block; font-size: 15px; letter-spacing: 0.02em; padding: 12px 8px; margin: 12px 0; border-radius: 10px; background: var(--bg-2); border: 1px dashed var(--gold); color: var(--gold-2); word-break: break-all; user-select: all; }
.modal-card .check input { width: auto; margin: 0; padding: 0; }
.check { display: flex; gap: 8px; align-items: center; justify-content: center; margin: 12px 0; color: var(--text); }
.locked { border: 1px dashed rgba(255, 176, 32, 0.5); border-radius: 10px; padding: 12px; margin: 6px 0 12px; }
.locked p { color: var(--muted); margin-top: 0; }
.locked b { color: var(--gold-2); }
.tag.practice { color: var(--muted); }
.link-banner { border: 1px dashed rgba(62, 230, 255, 0.45); border-radius: 8px; padding: 10px 12px; margin: -4px 0 16px; color: var(--muted); font-size: 13px; }
.link-banner b { color: var(--cyan); }
.tag.vault { color: var(--gold); border-color: rgba(255, 176, 32, 0.45); }
.tag.wallet { color: var(--green); border-color: rgba(54, 241, 160, 0.45); }
.foot { max-width: 1440px; margin: 0 auto; padding: 8px 20px 28px; color: var(--muted); font-size: 12px; text-align: center; }
.foot a { color: var(--muted); }
.chip.shards .chip-v { color: var(--cyan); }
.chip.pulse { animation: pulse 0.6s ease-out; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(255, 176, 32, 0.6); } 100% { box-shadow: 0 0 0 12px rgba(255, 176, 32, 0); } }

/* Layout */
.layout { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 20px; padding: 20px; max-width: 1440px; margin: 0 auto; }

/* Vault */
.vault {
  align-self: start; position: sticky; top: 80px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  padding: 18px; overflow: hidden;
}
.vault::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.015) 0 1px, transparent 1px 3px);
}
.vault-head { display: flex; justify-content: space-between; align-items: center; }
.eyebrow { font-family: var(--display); font-size: 12px; letter-spacing: 0.24em; color: var(--gold); font-weight: 600; }
.net { font-family: var(--mono); font-size: 11px; color: var(--muted); border: 1px solid var(--line-2); border-radius: 99px; padding: 1px 8px; }
.reserve { margin: 16px 0 6px; }
.reserve-label { font-size: 11px; letter-spacing: 0.16em; color: var(--muted); }
.reserve-value {
  font-family: var(--mono); font-weight: 600; font-size: 30px; line-height: 1.1; color: var(--gold);
  text-shadow: 0 0 24px rgba(255, 176, 32, 0.35); font-variant-numeric: tabular-nums;
}
.reserve-value small { font-size: 13px; margin-left: 6px; color: var(--gold-2); }
.reserve-usd { font-family: var(--mono); color: var(--muted); }
.vault-line { margin: 10px 0 14px; color: var(--text); font-family: var(--display); font-size: 15px; }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 0 0 16px; }
.stats div { background: rgba(0, 0, 0, 0.25); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.stats dt { font-size: 11px; color: var(--muted); }
.stats dd { margin: 0; font-family: var(--mono); font-weight: 600; font-size: 16px; font-variant-numeric: tabular-nums; }
.split-label { font-size: 10px; letter-spacing: 0.16em; color: var(--muted); margin-bottom: 6px; }
.split-bar { display: flex; height: 10px; border-radius: 99px; overflow: hidden; background: var(--line); }
.split-bar span { display: block; height: 100%; }
.split-legend { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 10px; margin-top: 8px; font-size: 12px; color: var(--muted); }
.split-legend i { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 6px; }
.split-legend b { color: var(--text); font-weight: 600; font-family: var(--mono); }
.pool { display: flex; justify-content: space-between; margin: 14px 0 10px; padding: 8px 10px; border: 1px dashed var(--line-2); border-radius: 8px; font-size: 12px; color: var(--muted); }
.pool b { color: var(--gold); font-family: var(--mono); }
.anchor { font-size: 11px; color: var(--muted); margin-bottom: 12px; word-break: break-all; }
.anchor a { color: var(--cyan); }
.feed ol { list-style: none; margin: 0; padding: 0; max-height: 220px; overflow: auto; }
.feed li { display: flex; justify-content: space-between; gap: 8px; padding: 5px 0; border-top: 1px solid var(--line); font-size: 12px; }
.feed li:first-child { border-top: 0; }
.feed .kind { color: var(--text); }
.feed .kind.treasury, .feed .kind.demo { color: var(--gold); }
.feed .kind.custody { color: var(--green); }
.feed .kind.asset { color: var(--violet); }
.feed .kind.anchor { color: var(--cyan); }
.feed a { font-family: var(--mono); color: var(--muted); text-decoration: none; }
.feed a:hover { color: var(--cyan); }
.feed li.new { animation: flash 1.2s ease-out; }
@keyframes flash { from { background: rgba(255, 176, 32, 0.18); } to { background: transparent; } }

/* Tabs and panels */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; overflow-x: auto; }
.tabs button {
  appearance: none; background: none; border: 0; color: var(--muted); cursor: pointer;
  font: 600 14px var(--display); letter-spacing: 0.08em; text-transform: uppercase;
  padding: 10px 14px; border-bottom: 2px solid transparent; white-space: nowrap;
}
.tabs button[aria-selected='true'] { color: var(--text); border-bottom-color: var(--gold); }
.tabs button:hover { color: var(--text); }
.panel-head h2 { font-family: var(--display); margin: 0 0 4px; font-size: 22px; letter-spacing: 0.04em; }
.panel-head p { margin: 0 0 16px; color: var(--muted); max-width: 70ch; }
.demo-note { color: var(--gold-2) !important; font-size: 12px; }

/* Arena */
.arena-wrap { position: relative; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #05060a; aspect-ratio: 960 / 600; touch-action: none; }
#arena { display: block; width: 100%; height: 100%; }
.overlay {
  position: absolute; inset: 0; display: grid; place-items: center; padding: 16px;
  background: radial-gradient(closest-side, rgba(7, 8, 13, 0.7), rgba(7, 8, 13, 0.92));
  overflow: auto;
}
.lobby-card, .result-card { max-width: 560px; text-align: center; }
.lobby-card h1 { font-family: var(--display); font-size: clamp(26px, 4vw, 42px); line-height: 1.05; margin: 8px 0 12px; letter-spacing: 0.02em; }
.lobby-card p { color: var(--muted); margin: 0 auto 16px; max-width: 48ch; }
.lobby-card p b { color: var(--text); }
.hint { font-size: 12px; color: var(--muted); margin-top: 12px; }
.fair { font-family: var(--mono); font-size: 10px; color: var(--muted); margin-top: 8px; word-break: break-all; }
.loadout { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.loadout span { font-size: 12px; padding: 3px 10px; border-radius: 99px; border: 1px solid var(--line-2); color: var(--muted); }
.loadout span.on { color: var(--cyan); border-color: rgba(62, 230, 255, 0.5); }
.touch-dash {
  position: absolute; right: 18px; bottom: 18px; width: 76px; height: 76px; border-radius: 50%;
  display: grid; place-items: center; font: 700 13px var(--display); letter-spacing: 0.1em;
  border: 2px solid rgba(62, 230, 255, 0.6); color: var(--cyan); background: rgba(62, 230, 255, 0.08); user-select: none;
}

.result-card .tier { font-family: var(--display); font-size: 13px; letter-spacing: 0.24em; }
.result-card h2 { font-family: var(--display); font-size: clamp(24px, 3.6vw, 36px); margin: 6px 0 14px; }
.tier-failed { color: var(--red); }
.tier-bronze { color: #d99a6c; }
.tier-silver { color: #d6dde8; }
.tier-gold { color: var(--gold); }
.tier-mythic { color: var(--violet); }
.result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 0 0 14px; }
.result-grid div { background: rgba(0, 0, 0, 0.35); border: 1px solid var(--line); border-radius: 8px; padding: 8px; }
.result-grid b { display: block; font-family: var(--mono); font-size: 18px; }
.result-grid small { color: var(--muted); font-size: 11px; }
.drop { border: 1px solid var(--line-2); border-radius: var(--radius); padding: 12px; margin: 0 0 14px; background: rgba(0, 0, 0, 0.35); animation: reveal 0.7s cubic-bezier(.2, .9, .3, 1.2); }
@keyframes reveal { from { transform: scale(0.85) rotateX(40deg); opacity: 0; } to { transform: none; opacity: 1; } }
.drop .name { font-family: var(--display); font-size: 20px; font-weight: 700; }
.drop .meta { font-size: 12px; color: var(--muted); }
details.fairness { text-align: left; font-size: 11px; color: var(--muted); margin: 8px 0 14px; }
details.fairness code { word-break: break-all; }

/* Buttons */
.btn {
  appearance: none; cursor: pointer; border-radius: 8px; border: 1px solid var(--line-2);
  background: var(--panel-2); color: var(--text); font: 600 13px var(--display); letter-spacing: 0.06em;
  padding: 7px 12px; text-transform: uppercase;
}
.btn:hover { border-color: var(--muted); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.primary { background: linear-gradient(180deg, #ffc24d, var(--gold)); color: #1a1000; border-color: var(--gold); box-shadow: 0 0 24px rgba(255, 176, 32, 0.25); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.big { font-size: 16px; padding: 12px 22px; }
.btn .cost { font-family: var(--mono); font-size: 12px; opacity: 0.75; margin-left: 8px; text-transform: none; }
.btn.ghost { background: transparent; }
.btn-row { display: flex; gap: 6px; flex-wrap: wrap; }
.btn-row.center { justify-content: center; }

/* Cards */
.below { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 14px; margin-bottom: 16px; }
.card-title { font-family: var(--display); letter-spacing: 0.08em; text-transform: uppercase; font-size: 13px; color: var(--muted); margin-bottom: 8px; }
table.runs { width: 100%; border-collapse: collapse; font-size: 13px; }
table.runs td { padding: 5px 4px; border-top: 1px solid var(--line); }
table.runs tr:first-child td { border-top: 0; }
table.runs td.num { text-align: right; font-family: var(--mono); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.gear {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px;
  background: linear-gradient(160deg, var(--panel-2), var(--panel)); overflow: hidden;
}
.gear::after { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--rc, var(--common)); box-shadow: 0 0 16px var(--rc, var(--common)); }
.gear.equipped { border-color: rgba(62, 230, 255, 0.55); }
.gear .serial { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.gear .gname { font-family: var(--display); font-weight: 700; font-size: 17px; line-height: 1.2; margin: 2px 0; }
.gear .rarity { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--rc); }
.gear .stat { font-family: var(--mono); color: var(--text); margin: 8px 0; }
.gear .level { color: var(--cyan); font-family: var(--mono); margin-left: 6px; }
.gear .tags { display: flex; gap: 6px; margin-bottom: 10px; }
.tag { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; border: 1px solid var(--line-2); border-radius: 99px; padding: 1px 8px; color: var(--muted); }
.tag.on { color: var(--cyan); border-color: rgba(62, 230, 255, 0.5); }
.tag.sale { color: var(--gold); border-color: rgba(255, 176, 32, 0.5); }
.gear .price { font-family: var(--mono); font-size: 18px; color: var(--gold); margin: 6px 0 10px; }
.r-common { --rc: var(--common); }
.r-uncommon { --rc: var(--uncommon); }
.r-rare { --rc: var(--rare); }
.r-epic { --rc: var(--epic); }
.r-legendary { --rc: var(--legendary); }
.empty { color: var(--muted); padding: 30px; text-align: center; border: 1px dashed var(--line-2); border-radius: var(--radius); grid-column: 1 / -1; }

.slots { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-bottom: 16px; }
.slot { border: 1px dashed var(--line-2); border-radius: 8px; padding: 8px 10px; min-height: 58px; }
.slot.filled { border-style: solid; border-color: rgba(62, 230, 255, 0.45); }
.slot .k { font-size: 10px; letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; }
.slot .v { font-size: 12px; font-weight: 600; }

.packs { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.pack { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 18px; text-align: center; }
.pack .credits { font-family: var(--mono); font-size: 32px; font-weight: 600; color: var(--gold); }
.pack .label { font-family: var(--display); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 6px; }
.pack .usd { color: var(--muted); margin-bottom: 12px; }
.pack .alloc { font-size: 12px; color: var(--muted); margin: 0 0 12px; }
.pack .alloc b { color: var(--gold-2); }

table.odds { width: 100%; border-collapse: collapse; font-size: 13px; }
table.odds th, table.odds td { text-align: left; padding: 8px 6px; border-top: 1px solid var(--line); vertical-align: top; }
table.odds th { color: var(--muted); font-weight: 600; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; border-top: 0; }
table.odds td.num { font-family: var(--mono); }

/* Modals */
.modal { position: fixed; inset: 0; background: rgba(3, 4, 8, 0.8); display: grid; place-items: center; z-index: 50; padding: 16px; backdrop-filter: blur(4px); }
.modal-card { width: 100%; max-width: 420px; background: var(--panel); border: 1px solid var(--line-2); border-radius: 14px; padding: 24px; text-align: center; max-height: 90vh; overflow: auto; }
.modal-card.wide { max-width: 640px; text-align: left; }
.modal-card p { color: var(--muted); }
.modal-card input {
  width: 100%; font: 600 18px var(--mono); padding: 10px 12px; border-radius: 8px; margin: 6px 0 14px;
  border: 1px solid var(--line-2); background: var(--bg-2); color: var(--text); text-align: center;
}
.modal-card input:focus { outline: 2px solid var(--gold); outline-offset: 1px; }
.modal-card h3 { font-family: var(--display); margin: 0 0 4px; font-size: 20px; }
.error { color: var(--red); min-height: 1.5em; font-size: 13px; }
.checks { list-style: none; padding: 0; margin: 12px 0; }
.checks li { display: flex; gap: 8px; padding: 6px 0; border-top: 1px solid var(--line); font-size: 13px; }
.checks li:first-child { border-top: 0; }
.checks .ok { color: var(--green); }
.checks .bad { color: var(--red); }
.checks small { display: block; color: var(--muted); font-family: var(--mono); word-break: break-all; }
.verdict { font-family: var(--display); font-size: 16px; padding: 8px 12px; border-radius: 8px; margin: 10px 0; }
.verdict.ok { background: rgba(54, 241, 160, 0.1); color: var(--green); border: 1px solid rgba(54, 241, 160, 0.35); }
.verdict.bad { background: rgba(255, 77, 109, 0.1); color: var(--red); border: 1px solid rgba(255, 77, 109, 0.35); }
pre.hex { font-family: var(--mono); font-size: 10px; white-space: pre-wrap; word-break: break-all; background: var(--bg-2); border: 1px solid var(--line); border-radius: 8px; padding: 10px; max-height: 200px; overflow: auto; color: var(--muted); }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 60;
  background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 10px; padding: 10px 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5); max-width: calc(100vw - 32px);
}
.toast.error { border-color: rgba(255, 77, 109, 0.6); color: #ffc2cd; }

@media (max-width: 1080px) {
  .layout { grid-template-columns: 1fr; }
  .vault { position: static; }
  .vault .feed { display: none; }
}
@media (max-width: 640px) {
  .layout { padding: 12px 16px; gap: 12px; }
  .topbar { padding: 10px 16px; flex-wrap: wrap; }
  .chip { min-width: 0; padding: 3px 8px; }
  .chip.handle { display: none; }
  .below, .wallet-grid { grid-template-columns: 1fr; }
  .slots { grid-template-columns: repeat(2, 1fr); }
  .result-grid { grid-template-columns: repeat(2, 1fr); }
  .stats dd { font-size: 14px; }
  .lobby-card p { font-size: 13px; }
  .lobby-card .hint { display: none; }
  .arena-wrap { aspect-ratio: auto; height: min(78vh, 560px); }
}
.pulse-btn { animation: pulse 0.8s ease-out 3; }