/* ===== Wallet test app: visual layer. No logic, no copy. =====
   Hooks: header.mast, section.block (+ .num .label), .readout, form.field-row,
   .btn, .btn--ghost, .notice (honest-label strips), .agent, .watch, footer.fine */
:root{
  --ink:#151515; --paper:#F2EFE7; --paper-2:#E8E4D9; --blue:#2448FF; --rule:#151515;
  --mute:#595750; --pad:20px; --col:12px;
  --sans:"Helvetica Neue",Helvetica,Arial,"Liberation Sans",sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,"Courier New",monospace;
}
*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--paper); color:var(--ink); font:16px/1.4 var(--sans);
  -webkit-font-smoothing:antialiased; min-height:100vh;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .1  0 0 0 0 .08  0 0 0 0 .05  0 0 0 .09 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
main,header.mast,footer.fine{max-width:1120px;margin:0 auto;padding:0 var(--pad)}
/* masthead: oversized blue type, catalog-number strip */
header.mast{padding-top:12px;padding-bottom:20px;border-bottom:2px solid var(--rule)}
header.mast .cat{display:flex;justify-content:space-between;font:11px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;padding-bottom:28px}
header.mast h1{font:700 clamp(40px,14vw,88px)/.88 var(--sans);letter-spacing:-.045em;color:var(--blue);text-transform:none;overflow-wrap:anywhere}
header.mast p{margin-top:14px;font:12px/1.35 var(--mono);text-transform:uppercase;letter-spacing:.04em;max-width:34ch}
/* sections: 12-col feel via hairline rules + index numerals */
section.block{padding:20px 0 24px;border-bottom:1px solid var(--rule);display:grid;grid-template-columns:34px 1fr;column-gap:var(--col)}
section.block>.num{font:11px/1.6 var(--mono);color:var(--blue)}
section.block>*:not(.num){grid-column:2;min-width:0}
.label{font:11px/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase;margin-bottom:10px;display:block}
h2{font:700 13px/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
p{max-width:44ch}
/* balance: the one huge number */
.readout{font:700 clamp(40px,14vw,72px)/.95 var(--sans);letter-spacing:-.04em;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.readout small{font:12px var(--mono);letter-spacing:.06em;margin-left:6px;color:var(--mute)}
.addr,code{display:inline-block;margin-top:8px;font:12px/1.5 var(--mono);word-break:break-all;background:var(--paper-2);padding:2px 5px;border:1px solid var(--ink)}
/* forms: underline fields, no boxes, no radii */
label{display:block;font:11px/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase;margin:14px 0 4px}
input,select,textarea{
  width:100%;background-color:var(--paper);font:16px/1.3 var(--mono);color:var(--ink);background:transparent;
  border:0;border-bottom:2px solid var(--ink);border-radius:0;padding:10px 0;outline:0;appearance:none}
input::placeholder{color:#9a968b}
input:focus,select:focus,textarea:focus{border-bottom-color:var(--blue);box-shadow:0 2px 0 var(--blue)}
/* buttons: flat blue slab, mono caps, 48px target */
.btn,button{
  display:block;width:100%;min-height:48px;margin-top:18px;padding:12px 14px;border:2px solid var(--blue);
  background:var(--blue);color:var(--paper);font:700 13px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;
  text-align:left;border-radius:0;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.btn::after,button::after{content:"\2192"}
.btn:active,button:active{background:var(--ink);border-color:var(--ink)}
.btn--ghost{background:transparent;color:var(--blue)}
.btn--ghost:active{color:var(--paper)}
button:disabled{opacity:.35;cursor:not-allowed}
:focus-visible{outline:3px solid var(--ink);outline-offset:2px}
/* honest-label strips: stamped, impossible to miss, never decorative */
.notice{border:2px solid var(--ink);padding:10px 12px;margin:12px 0 0;font:12px/1.45 var(--mono);text-transform:uppercase;letter-spacing:.03em;background:var(--paper)}
.notice::before{content:"\25A0\00a0";color:var(--blue)}
.notice--test{background:var(--blue);color:var(--paper);border-color:var(--blue)}
.notice--test::before{color:var(--paper)}
/* agent / watch */
.agent .notice{border-style:dashed}
.watch .readout{font-size:clamp(28px,9vw,44px)}
.pulse{display:inline-block;width:8px;height:8px;background:var(--blue);margin-right:8px}
/* footer */
footer.fine{padding-top:20px;padding-bottom:48px;font:11px/1.55 var(--mono);color:var(--ink);text-transform:uppercase;letter-spacing:.03em}
footer.fine p{margin-bottom:8px;max-width:60ch}
/* wider screens: keep the single column, add air */
/* receipt (review panel): flat paper, mono, dashed rules; unverified is outlined, never blue-filled */
.receipt{background:var(--paper);border:1px solid var(--ink);padding:14px;font:13px/1.7 var(--mono);margin-top:14px}
.receipt dl{display:grid;grid-template-columns:auto 1fr;gap:0 12px}
.receipt dt{text-transform:uppercase;letter-spacing:.08em;font-size:11px}
.receipt dd{text-align:right;word-break:break-all}
.receipt hr{grid-column:1/-1;border:0;border-top:1px dashed var(--ink);margin:8px 0;width:100%}
.status{font:700 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;padding:4px 6px;border:1px solid var(--ink);display:inline-block}
.status--ok{background:var(--ink);color:var(--paper)}
.status--unverified{background:repeating-linear-gradient(135deg,transparent 0 4px,rgba(21,21,21,.18) 4px 5px);border-style:dashed}
/* persistent test strip: pin to top, always visible */
.strip{position:sticky;top:0;z-index:5;background:var(--ink);color:var(--paper);font:700 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;text-align:center;padding:9px var(--pad)}
.strip::before{content:"\25A0\00a0";color:#7f94ff}
/* single original blue stamp, overprinted behind masthead text */
header.mast{position:relative;overflow:hidden}
header.mast::after{content:"001";position:absolute;right:12px;top:30px;width:72px;height:72px;border:3px solid var(--blue);border-radius:50%;display:grid;place-items:center;font:700 22px var(--mono);color:var(--blue);transform:rotate(-12deg);mix-blend-mode:multiply;opacity:.85;pointer-events:none}
@media (min-width:760px){
  :root{--pad:32px}
  section.block{grid-template-columns:56px 1fr}
  main{display:grid;grid-template-columns:5fr 7fr;column-gap:32px;align-items:start}
  main .block:nth-child(odd){grid-column:1}
  main .block.send{grid-column:2;grid-row:1/span 3}
}

/* ===== v2: consumer-app flow, same raw look =====
   Cash App: giant amount entry + ONE thumb action pinned to bottom.
   Coinbase: huge balance, flat asset/network rows.
   fomo: immediate, bold, tappable rows + a loud (static) confirmation. */
.amount-entry{display:block;font:700 clamp(56px,20vw,96px)/1 var(--sans);letter-spacing:-.05em;font-variant-numeric:tabular-nums;border:0;border-bottom:0;padding:6px 0;text-align:left;color:var(--blue)}
.amount-entry::placeholder{color:#b9b5a8}
.amount-unit{font:700 12px var(--mono);letter-spacing:.12em;text-transform:uppercase}
.chips{display:flex;gap:8px;margin-top:12px}
.chip{flex:1;min-height:44px;margin:0;padding:0 8px;justify-content:center;background:transparent;color:var(--ink);border:2px solid var(--ink);font:700 13px var(--mono);letter-spacing:.04em}
.chip::after{content:none}
.chip[aria-pressed="true"],.chip:active{background:var(--ink);color:var(--paper)}
/* asset / network rows */
.rows{list-style:none;padding:0;border-top:1px solid var(--ink)}
.rows li,.rows a{display:grid;grid-template-columns:36px 1fr auto;align-items:center;column-gap:12px;min-height:60px;padding:10px 0;border-bottom:1px solid var(--ink);color:var(--ink);text-decoration:none}
.rows .dot{width:36px;height:36px;border:2px solid var(--ink);display:grid;place-items:center;font:700 12px var(--mono)}
.rows .dot--on{background:var(--blue);border-color:var(--blue);color:var(--paper)}
.rows b{display:block;font:700 16px/1.2 var(--sans)}
.rows small{font:11px/1.3 var(--mono);color:var(--mute);text-transform:uppercase;letter-spacing:.06em}
.rows .amt{font:700 18px var(--mono);font-variant-numeric:tabular-nums}
.rows .in{color:var(--blue)}  /* incoming = blue, outgoing = ink; no red/green */
.rows a:active{background:var(--paper-2)}
/* sent confirmation: loud, static, honest (use only on real submit state) */
.done{background:var(--blue);color:var(--paper);padding:18px 14px;font:700 clamp(28px,10vw,44px)/.95 var(--sans);letter-spacing:-.03em}
.done small{display:block;margin-top:10px;font:12px/1.4 var(--mono);letter-spacing:.04em;text-transform:uppercase}
/* pinned thumb bar: the only fixed primary action on phone */
.dock{position:sticky;bottom:0;z-index:4;background:var(--paper);border-top:2px solid var(--ink);padding:10px var(--pad) calc(10px + env(safe-area-inset-bottom))}
.dock .btn{margin:0;max-width:1120px;margin:0 auto}
@media (min-width:760px){.dock{position:static;border:0;padding:0}}

/* ===== v3: review fixes ===== */
[hidden]{display:none!important}
input::placeholder,.amount-entry::placeholder{color:#6b675f;opacity:1}
.amount-entry::placeholder{color:#6b675f;opacity:1}
footer.fine,.rows small,.notice,.status{font-size:12px}
select{padding-right:28px;border-radius:0;background-color:var(--paper);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'><path d='M1 1l6 6 6-6' fill='none' stroke='%232448FF' stroke-width='2.5'/></svg>");
  background-repeat:no-repeat;background-position:right 4px center}
/* pressed state: hard offset, no shadow blur */
.btn:active,button:active{transform:translate(1px,1px)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ===== v4 HOME: balance-first, one thumb ===== */
.home{max-width:560px;margin:0 auto;padding:0 var(--pad)}
.home .top{display:flex;justify-content:space-between;align-items:center;padding:14px 0;font:12px var(--mono);letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid var(--ink)}
.home .net{border:2px solid var(--ink);padding:6px 10px;min-height:36px;background:transparent;color:var(--ink);margin:0;font:700 12px var(--mono);width:auto;letter-spacing:.06em}
.home .net::after{content:"\25BE";margin-left:8px;color:var(--blue)}
.hero{padding:36px 0 28px}
.hero .label{color:var(--mute)}
.hero .big{font:700 clamp(64px,24vw,128px)/.85 var(--sans);letter-spacing:-.055em;font-variant-numeric:tabular-nums;color:var(--ink)}
.hero .big sup{font:700 .3em var(--mono);letter-spacing:.04em;vertical-align:top;margin-left:6px;color:var(--blue)}
.hero .you{margin-top:14px;font:12px var(--mono);letter-spacing:.04em;color:var(--mute)}
.actions{display:grid;grid-template-columns:2fr 1fr;gap:10px}
.actions .btn{margin:0;min-height:64px;font-size:15px}
.feed-h{display:flex;justify-content:space-between;padding:28px 0 10px;font:700 12px var(--mono);letter-spacing:.1em;text-transform:uppercase}
.empty{border:2px dashed var(--ink);padding:22px 16px;font:12px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.04em}
.empty b{display:block;font:700 22px/1 var(--sans);letter-spacing:-.02em;text-transform:none;margin-bottom:8px;color:var(--blue)}
.home .net{max-width:175px;padding-right:24px;min-height:48px}.backup-notice{border:1px dashed var(--ink);padding:10px 12px;font:11px/1.5 var(--mono);margin-top:12px}.backup-notice button{margin:8px 0;font-size:11px;min-height:44px}.backup-notice span{display:block}.hero .big{font-size:clamp(44px,19vw,90px);overflow-wrap:anywhere}.hero code{display:block;word-break:break-all;font-size:12px;letter-spacing:0}.hero .you button{font-size:11px;min-height:44px;margin-top:10px}.small{font:12px/1.6 var(--mono);color:var(--mute);margin:12px 0}#send-panel,#get-panel,#transaction{margin-top:24px;border-top:1px solid var(--ink);padding-top:20px}#get-panel a{display:block;margin:18px 0;color:var(--blue)}#error{color:#a3242c;border:2px solid #a3242c;padding:14px;margin-top:20px;font:12px/1.6 var(--mono)}#status{font:12px/1.6 var(--mono);margin:16px 0}.empty{margin:24px 0}.receipt p{margin:10px 0}.receipt code{max-width:100%}#activity .wa{padding:10px 0;background:transparent}#activity .wa h2{font-size:20px}#activity .wa-guide{display:none}#activity .wa-head button{width:auto;margin-top:0}#refresh{font-size:11px}.hero .big sup{font-size:20px}select:focus-visible{outline:3px solid var(--ink)}