/* Bidbank — frosted glass on a pale sky. One accent (signal blue), one paid tone (sea green). */
:root {
  --sky: #E9EEF7; --sky2: #DCE5F4; --ink: #121A2E; --ink2: #4A5672; --ink3: #7C88A3;
  --blue: #2F6BFF; --blue-soft: rgba(47, 107, 255, .14); --sea: #0FA88F; --sea-soft: rgba(15, 168, 143, .13);
  --frost: rgba(255, 255, 255, .58); --frost2: rgba(255, 255, 255, .78); --edge: rgba(255, 255, 255, .85);
  --shade: 0 1px 0 rgba(255,255,255,.9) inset, 0 18px 40px -18px rgba(28, 46, 96, .28);
  --disp: 'Sora', system-ui, sans-serif; --body: 'Figtree', system-ui, sans-serif; --mono: 'Geist Mono', ui-monospace, monospace;
  --stripH: 64px;
}
* { box-sizing: border-box; }
html { background-color: var(--sky); }
body {
  margin: 0; color: var(--ink); font: 400 15px/1.5 var(--body); background-color: var(--sky);
  background-image:
    radial-gradient(520px 380px at 8% 18%, rgba(47,107,255,.20), transparent 70%),
    radial-gradient(460px 360px at 92% 8%, rgba(150,120,255,.16), transparent 70%),
    radial-gradient(600px 420px at 70% 92%, rgba(15,168,143,.12), transparent 70%);
  background-attachment: fixed; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: var(--blue); text-decoration: none; }
code { font-family: var(--mono); }
[hidden] { display: none !important; }

/* ---------- the CA strip (fixed, top) ---------- */
.castrip { position: fixed; top: 0; left: 0; right: 0; z-index: 40; padding: 8px 10px 0; }
.castrip-in {
  max-width: 1160px; margin: 0 auto; display: grid; grid-template-columns: 1fr auto; grid-template-areas: "k gm" "addr copy";
  align-items: center; gap: 2px 8px; padding: 7px 8px 7px 12px; border-radius: 16px;
  background: var(--frost2); border: 1px solid var(--edge); box-shadow: var(--shade);
  -webkit-backdrop-filter: blur(18px) saturate(1.4); backdrop-filter: blur(18px) saturate(1.4);
}
.castrip-k { grid-area: k; display: flex; align-items: center; gap: 6px; font: 600 10.5px/1.2 var(--body); letter-spacing: .06em; text-transform: uppercase; color: var(--ink2); }
.castrip-k img { border-radius: 5px; }
.castrip-addr { grid-area: addr; font-size: 11.4px; font-weight: 500; letter-spacing: -.01em; color: var(--ink); user-select: all; white-space: nowrap; overflow: hidden; }
.castrip-addr.is-pending { color: var(--ink3); font-family: var(--body); font-size: 13px; font-weight: 600; user-select: none; }
.castrip-copy {
  grid-area: copy; font: 700 12.5px/1 var(--body); color: #fff; background: var(--blue); border: 0; border-radius: 10px; padding: 8px 13px; cursor: pointer;
}
.castrip-copy:disabled { background: rgba(18, 26, 46, .14); color: var(--ink3); cursor: default; }
.castrip-copy.is-done { background: var(--sea); }
.castrip-gm { grid-area: gm; font: 600 11px/1 var(--body); color: var(--ink2); justify-self: end; }

/* ---------- frame ---------- */
.bk-wrap { max-width: 1160px; margin: 0 auto; padding: calc(var(--stripH) + 18px) 14px 40px; }
.bk-grid { display: grid; gap: 14px; }
.podium { display: grid; gap: 14px; min-width: 0; }
.glasspane {
  background: var(--frost); border: 1px solid var(--edge); border-radius: 22px; box-shadow: var(--shade);
  -webkit-backdrop-filter: blur(16px) saturate(1.3); backdrop-filter: blur(16px) saturate(1.3);
}

/* ---------- the object ---------- */
.glasspane#pane { padding: 14px 14px 16px; }
.pane-row { display: flex; align-items: center; gap: 10px; }
.pane-brand { font: 800 17px/1 var(--disp); letter-spacing: -.02em; color: var(--ink); }
.pane-tag { font: 500 12.5px/1 var(--body); color: var(--ink2); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pane-clock { font: 600 15px/1 var(--mono); color: var(--ink); padding: 6px 9px; border-radius: 9px; background: var(--frost2); border: 1px solid var(--edge); }
.pane-clock.is-hot { color: #fff; background: var(--blue); border-color: var(--blue); }

.rungbox { position: relative; margin: 10px -4px 0; }
.rungs { display: block; width: 100%; height: auto; }
.rungs .r-step { fill: rgba(255,255,255,.55); stroke: rgba(255,255,255,.95); stroke-width: 1.2; }
.rungs .r-step.is-top { fill: url(#topGlass); stroke: rgba(47,107,255,.9); }
.rungs .r-step.is-paid { fill: rgba(15,168,143,.18); stroke: rgba(15,168,143,.85); }
.rungs .r-step.is-ghost { fill: rgba(255,255,255,.28); stroke: rgba(47,107,255,.55); stroke-dasharray: 6 5; }
.rungs .r-step.is-first { animation: breathe 1.8s ease-in-out infinite; }
.rungs .r-lab { font: 600 18px var(--mono); fill: var(--ink2); }
.rungs .r-lab.is-top { fill: var(--blue); }
.rungs .r-paid { font: 700 14px var(--body); fill: var(--sea); letter-spacing: .06em; }
.rungs .r-arrow { stroke: var(--sea); stroke-width: 2; fill: none; }
.rungs .r-head { fill: var(--sea); }
.rungs .r-hint { font: 600 17px var(--body); fill: var(--blue); }
@keyframes breathe { 0%,100% { opacity: .55; } 50% { opacity: 1; } }

.standing { position: static; margin: 0 6px 4px; display: flex; flex-direction: column; pointer-events: none; }
.standing-k { font: 600 11px/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); }
.standing-v { display: flex; align-items: baseline; gap: 6px; margin-top: 4px; }
.standing-v b { font: 800 clamp(44px, 13vw, 64px)/0.95 var(--disp); letter-spacing: -.045em; color: var(--ink); font-variant-numeric: tabular-nums; }
.standing-v i { font: 600 15px/1 var(--disp); font-style: normal; color: var(--ink2); }
.standing-who { margin-top: 5px; font: 500 12.5px/1.2 var(--mono); color: var(--blue); }
.standing.is-bump b { animation: bump .7s ease-out; }
@keyframes bump { 0% { color: var(--blue); transform: translateY(6px); } 100% { color: var(--ink); transform: none; } }

.paidcard {
  margin-top: 8px; display: flex; align-items: stretch; gap: 10px; padding: 11px 12px; border-radius: 16px;
  background: var(--sea-soft); border: 1px solid rgba(15,168,143,.32);
}
.paidcard.is-example { background: rgba(255,255,255,.45); border-style: dashed; border-color: rgba(15,168,143,.45); }
.paidcard-l { flex: 1; min-width: 0; }
.paidcard-k { font: 700 10.5px/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--sea); }
.paidcard-line { margin: 5px 0 0; font: 500 13.5px/1.4 var(--body); color: var(--ink); }
.paidcard-line b { font-weight: 700; color: var(--sea); }
.paidcard-r { display: flex; flex-direction: column; align-items: flex-end; justify-content: center; }
.paidcard-r span { font: 600 10.5px/1 var(--body); color: var(--ink2); text-transform: uppercase; letter-spacing: .06em; }
.paidcard-r b { font: 800 26px/1.05 var(--disp); color: var(--sea); letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.paidcard.is-fresh { animation: flashpay 1.2s ease-out; }
@keyframes flashpay { 0% { box-shadow: 0 0 0 0 rgba(15,168,143,.55); } 100% { box-shadow: 0 0 0 16px rgba(15,168,143,0); } }

.liveline { margin: 12px 2px 0; font: 500 14.5px/1.5 var(--body); color: var(--ink); }
.liveline b { font-weight: 700; }
.liveline .is-blue { color: var(--blue); font-family: var(--mono); font-size: .92em; }
.liveline .is-sea { color: var(--sea); font-weight: 700; }

/* ---------- the action ---------- */
.liftform { padding: 14px; border-radius: 22px; background: rgba(255,255,255,.7); border: 1px solid var(--edge); box-shadow: var(--shade); }
.liftform-top { display: flex; justify-content: space-between; align-items: baseline; }
.liftform-k { font: 700 13px/1 var(--disp); color: var(--ink); }
.liftform-min { font: 500 12px/1 var(--mono); color: var(--ink2); }
.liftform-field { margin-top: 9px; display: grid; grid-template-columns: 1fr auto; grid-template-areas: "in unit" "go go"; gap: 8px; align-items: center; }
.liftform-field input {
  grid-area: in; min-width: 0; width: 100%; font: 700 26px/1 var(--disp); letter-spacing: -.02em; color: var(--ink);
  background: #fff; border: 1.5px solid rgba(47,107,255,.28); border-radius: 13px; padding: 11px 12px; outline: none;
}
.liftform-field input:focus { border-color: var(--blue); }
.liftform-field > span { grid-area: unit; font: 600 15px/1 var(--disp); color: var(--ink2); padding-right: 4px; }
.liftform-go {
  grid-area: go; font: 700 16px/1 var(--disp); color: #fff; background: var(--blue); border: 0; border-radius: 14px; padding: 15px 18px; cursor: pointer;
  box-shadow: 0 10px 24px -10px rgba(47,107,255,.8);
}
.liftform-go:disabled { background: rgba(18,26,46,.16); color: var(--ink3); box-shadow: none; cursor: default; }
.liftform-steps { display: flex; gap: 6px; margin-top: 9px; }
.liftform-steps button { flex: 1; font: 600 12.5px/1 var(--body); color: var(--ink2); background: var(--frost2); border: 1px solid rgba(18,26,46,.1); border-radius: 10px; padding: 9px 4px; cursor: pointer; }
.liftform-steps button.is-on { color: var(--blue); border-color: var(--blue); background: var(--blue-soft); }
.liftform-pre { margin: 10px 0 0; font: 500 13.5px/1.45 var(--body); color: var(--ink); }
.liftform-pre b { color: var(--sea); }
.liftform-fine { margin: 8px 0 0; font: 400 12px/1.45 var(--body); color: var(--ink3); }
.owebox { margin-top: 10px; display: flex; justify-content: space-between; align-items: center; padding: 9px 10px; border-radius: 12px; background: var(--sea-soft); font-size: 13.5px; }
.owebox button { font: 700 13px/1 var(--body); color: #fff; background: var(--sea); border: 0; border-radius: 9px; padding: 8px 12px; cursor: pointer; }

/* ---------- side column ---------- */
.sidecol { display: grid; gap: 14px; align-content: start; }
.bankpane { padding: 14px; display: grid; gap: 3px; }
.bankpane-k { font: 700 10.5px/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); }
.bankpane-v { font: 800 34px/1.05 var(--disp); letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
.bankpane-v::after { content: ' ETH'; font: 600 14px var(--disp); color: var(--ink2); letter-spacing: 0; }
.bankpane-s { font-size: 12.5px; color: var(--ink2); }
.spool { padding: 14px 6px 8px 14px; }
.spool-k { margin: 0 8px 8px 0; display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; }
.spool-k span { font: 700 14px/1 var(--disp); }
.spool-k em { font: 400 12px/1 var(--body); color: var(--ink3); font-style: normal; }
.spool-list { list-style: none; margin: 0; padding: 0 8px 0 0; max-height: 360px; overflow-y: auto; }
.spool-list li { display: grid; grid-template-columns: 44px 1fr; gap: 6px; padding: 7px 0; border-top: 1px solid rgba(18,26,46,.07); font-size: 13px; line-height: 1.4; }
.spool-list li > span:first-child { font: 500 11.5px/1.6 var(--mono); color: var(--ink3); }
.spool-list li.is-new { animation: printin .9s ease-out; }
.spool-list .t-paid { color: var(--sea); font-weight: 600; }
.spool-list .t-close { color: var(--blue); font-weight: 600; }
.spool-list a { font-family: var(--mono); font-size: 12px; }
.spool-quiet { display: block !important; color: var(--ink3); border-top: 0 !important; }
@keyframes printin { 0% { background: var(--blue-soft); transform: translateY(-4px); } 100% { background: transparent; transform: none; } }
.lastclose { padding: 12px 14px; font-size: 13.5px; }
.lastclose b { font-family: var(--disp); }

/* ---------- rules ---------- */
.howto { margin-top: 26px; }
.howto h2 { font: 800 24px/1.1 var(--disp); letter-spacing: -.03em; margin: 0 0 12px; }
.howto-grid { display: grid; gap: 10px; }
.howto-c { padding: 13px 14px; border-radius: 18px; background: rgba(255,255,255,.5); border: 1px solid var(--edge); }
.howto-c b { font: 700 14px/1 var(--disp); color: var(--blue); }
.howto-c p { margin: 6px 0 0; font-size: 14px; color: var(--ink); }
.worked { margin-top: 12px; padding: 14px; border-radius: 18px; background: rgba(255,255,255,.66); border: 1px solid var(--edge); }
.worked-k { margin: 0 0 8px; font: 700 10.5px/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); }
.worked-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.worked-steps li { display: grid; grid-template-columns: 74px 58px 1fr; gap: 8px; align-items: baseline; font-size: 13.5px; }
.worked-steps li span { color: var(--ink2); }
.worked-steps li b { font: 700 15px/1 var(--mono); }
.worked-steps li em { font-style: normal; color: var(--sea); font-weight: 600; }
.worked-steps li.worked-end b, .worked-steps li.worked-end em { color: var(--blue); }
.worked > p:last-child { margin: 10px 0 0; font-size: 13.5px; color: var(--ink2); }

.extra { margin-top: 18px; padding: 14px; }
.extra h3 { font: 800 18px/1.1 var(--disp); margin: 0 0 8px; }
.extra ol { list-style: none; margin: 0; padding: 0; }
.extra li { padding: 7px 0; border-top: 1px solid rgba(18,26,46,.07); font-size: 13.5px; }

/* ---------- footer ---------- */
.tail { margin-top: 26px; padding-top: 14px; border-top: 1px solid rgba(18,26,46,.1); font-size: 12.5px; color: var(--ink2); }
.tail p { margin: 0 0 6px; display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; }
.tail p > span { font-weight: 600; min-width: 92px; }
.tail code { font-size: 11.5px; word-break: break-all; color: var(--ink); }
.tail-links a { font-weight: 600; }
.tail-note { color: var(--ink3); }

/* ---------- overlays ---------- */
.chooser { position: fixed; inset: 0; z-index: 60; background: rgba(18,26,46,.3); display: grid; place-items: center; -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.chooser-card { width: min(340px, 92vw); background: #fff; border-radius: 20px; padding: 16px; box-shadow: 0 30px 60px -20px rgba(18,26,46,.5); }
.chooser-card p { margin: 0 0 10px; font: 700 15px var(--disp); }
.chooser-card button { display: flex; align-items: center; gap: 10px; width: 100%; margin-top: 6px; padding: 11px; border-radius: 12px; border: 1px solid rgba(18,26,46,.12); background: var(--sky); font: 600 14px var(--body); cursor: pointer; }
.chooser-card img { width: 22px; height: 22px; }
.note { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 70; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 12px; font: 600 13.5px var(--body); max-width: 90vw; }

/* ---------- 720+ : wider measure, bigger object, CA on one line ---------- */
@media (min-width: 720px) {
  :root { --stripH: 52px; }
  .castrip { padding: 10px 16px 0; }
  .castrip-in { grid-template-columns: auto 1fr auto auto; grid-template-areas: "k addr copy gm"; gap: 12px; padding: 7px 8px 7px 14px; }
  .castrip-addr { font-size: 13px; }
  .castrip-gm { padding-right: 6px; }
  .bk-wrap { padding-left: 24px; padding-right: 24px; }
  .glasspane#pane { padding: 18px 20px 20px; }
  .standing { position: absolute; left: 16px; top: 8px; margin: 0; }
  .standing-v b { font-size: 76px; }
  .liftform-field { grid-template-columns: 1fr auto auto; grid-template-areas: "in unit go"; }
  .liftform-go { padding: 16px 26px; }
  .howto-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- 1000+ : recompose — board + action left, bank + tape right ---------- */
@media (min-width: 1000px) {
  .bk-wrap { padding-top: calc(var(--stripH) + 28px); }
  .bk-grid { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 20px; align-items: start; }
  .sidecol { position: sticky; top: calc(var(--stripH) + 24px); }
  .standing-v b { font-size: 96px; }
  .pane-brand { font-size: 20px; }
  .paidcard-r b { font-size: 32px; }
  .liveline { font-size: 16px; }
  .spool-list { max-height: 440px; }
  .howto { margin-top: 36px; }
  .howto h2 { font-size: 30px; }
  .worked { display: grid; grid-template-columns: 1.3fr 1fr; gap: 6px 26px; align-items: start; }
  .worked-k { grid-column: 1 / -1; }
  .worked > p:last-child { margin: 0; }
}
@media (max-width: 380px) { .castrip-addr { font-size: 10.6px; } }