:root {
  --ink: #16120e;          /* espresso night */
  --ink-2: #1f1a14;
  --ink-3: #2a231b;
  --line: rgba(243, 232, 212, .10);
  --line-2: rgba(243, 232, 212, .18);
  --text: #f1e8d8;
  --muted: #b3a690;
  --dim: #85796a;
  --paper: #f6efe2;        /* thermal paper */
  --paper-ink: #2b241c;
  --paper-dim: #7d7263;
  --brass: #e9a63b;        /* brand: brass */
  --brass-2: #c9772a;
  --gain: #5fbf7f;         /* ledger green */
  --loss: #ef5a3c;         /* receipt red */
  --warn: #f0c35a;
  --r: 18px;
  --display: 'Bricolage Grotesque', system-ui, sans-serif;
  --body: 'Archivo', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --hand: 'Caveat', cursive;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; color: var(--text); font: 15px/1.55 var(--body);
  background:
    radial-gradient(900px 520px at 85% -10%, rgba(233, 166, 59, .16), transparent 60%),
    radial-gradient(700px 500px at -10% 30%, rgba(239, 90, 60, .08), transparent 60%),
    radial-gradient(800px 600px at 50% 120%, rgba(95, 191, 127, .07), transparent 60%),
    var(--ink);
  overflow-x: hidden;
}
.grain { position: fixed; inset: 0; pointer-events: none; opacity: .05; z-index: 0;
  background-image: radial-gradient(rgba(255,255,255,.7) 1px, transparent 1px); background-size: 3px 3px; }
a { color: var(--brass); }
.mono { font-family: var(--mono); }
.top { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; max-width: 1180px; margin: 0 auto; padding: 18px 20px; }
.brand { display: flex; gap: 10px; align-items: center; text-decoration: none; color: var(--text); font: 800 20px var(--display); letter-spacing: -.01em; }
.top nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 14px; }
.top nav a:hover { color: var(--text); }
main { position: relative; z-index: 1; max-width: 1180px; margin: 0 auto; padding: 0 20px 60px; }

/* hero */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; padding: 28px 0 40px; }
.eyebrow { font: 600 12px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--brass); margin: 0 0 10px; }
h1 { font: 800 clamp(34px, 5vw, 58px)/1.02 var(--display); letter-spacing: -.03em; margin: 0 0 16px; }
h1 em { font-style: normal; color: var(--brass); }
.lede { color: var(--muted); font-size: 17px; max-width: 34em; margin: 0 0 22px; }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: var(--r);
  background: linear-gradient(180deg, rgba(42, 35, 27, .75), rgba(31, 26, 20, .65)); backdrop-filter: blur(10px); box-shadow: 0 20px 60px rgba(0,0,0,.35); }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field.wide { grid-column: 1 / -1; }
.field > span { font: 500 12px var(--mono); color: var(--muted); letter-spacing: .04em; }
.field i { font-style: normal; color: var(--dim); }
.field input { width: 100%; min-width: 0; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line-2); background: rgba(22, 18, 14, .8); color: var(--text); font: 15px var(--mono); outline: none; transition: border-color .2s, box-shadow .2s; }
.field input:focus { border-color: var(--brass); box-shadow: 0 0 0 3px rgba(233, 166, 59, .18); }
.field.row { flex-direction: row; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.seg { display: inline-flex; padding: 4px; border-radius: 12px; background: rgba(22,18,14,.8); border: 1px solid var(--line); }
.seg button { border: 0; background: none; color: var(--muted); padding: 8px 12px; border-radius: 9px; font: 600 13px var(--body); cursor: pointer; }
.seg button[aria-checked="true"] { background: var(--paper); color: var(--paper-ink); }
.cta { border: 0; cursor: pointer; padding: 13px 22px; border-radius: 12px; font: 700 15px var(--display); color: #1d1408;
  background: linear-gradient(135deg, #f6c56a, var(--brass) 45%, var(--brass-2)); box-shadow: 0 10px 28px rgba(233, 166, 59, .28), inset 0 1px 0 rgba(255,255,255,.4); transition: transform .15s, filter .2s; }
.cta:hover { transform: translateY(-1px); filter: brightness(1.05); }
.cta:disabled { opacity: .6; cursor: progress; transform: none; }
.err { grid-column: 1 / -1; margin: 0; color: var(--loss); font-size: 14px; }

/* stage: crumpled claim + receipt printer */
.stage { position: relative; display: grid; grid-template-columns: 1fr 1.15fr; gap: 18px; align-items: start; min-height: 440px; }
.claimcard { position: relative; margin: 46px 0 0; padding: 18px 16px 16px; border-radius: 10px; color: #e9eef3; transform: rotate(-5deg);
  background:
    linear-gradient(115deg, transparent 38%, rgba(255,255,255,.07) 40%, transparent 44%),
    linear-gradient(200deg, transparent 55%, rgba(0,0,0,.25) 57%, transparent 62%),
    linear-gradient(160deg, #2a3038, #1b1f25);
  box-shadow: 0 18px 40px rgba(0,0,0,.45), inset 0 0 0 1px rgba(255,255,255,.06);
  filter: saturate(.8); transition: transform .6s cubic-bezier(.2,.8,.2,1), filter .6s; }
.claimcard .crease { position: absolute; inset: 0; border-radius: 10px; pointer-events: none;
  background:
    linear-gradient(32deg, transparent 48%, rgba(255,255,255,.12) 49%, rgba(0,0,0,.28) 51%, transparent 53%),
    linear-gradient(-58deg, transparent 60%, rgba(255,255,255,.09) 61%, rgba(0,0,0,.2) 62.5%, transparent 64%),
    radial-gradient(120px 80px at 20% 85%, rgba(0,0,0,.25), transparent 70%); }
.claimcard figcaption { display: flex; flex-direction: column; font-size: 12px; color: #9aa6b2; }
.cc-handle { font-weight: 600; color: #dfe6ee; font-size: 14px; }
.cc-text { font: 600 26px/1.15 var(--hand); color: #fff; margin: 14px 0 6px; word-break: break-word; }
.cc-sub { margin: 0; font: 500 11px var(--mono); text-transform: uppercase; letter-spacing: .12em; color: #7f8a96; }
.stage.checked .claimcard { transform: rotate(-9deg) translate(-6px, 8px) scale(.96); filter: saturate(.4) brightness(.8); }

.printer { position: relative; }
.printer-head { position: relative; z-index: 3; height: 58px; border-radius: 16px 16px 10px 10px; display: flex; align-items: center; gap: 10px; padding: 0 16px;
  background: linear-gradient(180deg, #3a3128, #241d16); box-shadow: 0 14px 30px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08); }
.pname { font: 700 11px var(--mono); letter-spacing: .3em; color: var(--muted); }
.led { width: 9px; height: 9px; border-radius: 50%; background: #5a4c3c; box-shadow: inset 0 0 2px rgba(0,0,0,.6); }
.printer.busy .led { background: var(--brass); box-shadow: 0 0 10px var(--brass); animation: blink .7s steps(2) infinite; }
.printer.done .led { background: var(--gain); box-shadow: 0 0 10px var(--gain); }
.slot { position: absolute; left: 14px; right: 14px; bottom: 8px; height: 6px; border-radius: 3px; background: #0d0a07; box-shadow: inset 0 2px 3px rgba(0,0,0,.9); }
.paper-wrap { position: relative; z-index: 2; margin: -10px 22px 0; overflow: hidden; }
.receipt { position: relative; background: var(--paper); color: var(--paper-ink); font: 12.5px/1.5 var(--mono); padding: 18px 16px 26px;
  box-shadow: 0 16px 34px rgba(0,0,0,.35); transform-origin: top; animation: feed 1s cubic-bezier(.2,.9,.3,1) both;
  background-image: repeating-linear-gradient(180deg, transparent 0 23px, rgba(43,36,28,.035) 23px 24px); }
.printer.busy .receipt { animation: jitter .18s linear infinite; }
.r-head { text-align: center; font-weight: 600; letter-spacing: .2em; border-bottom: 1px dashed var(--paper-dim); padding-bottom: 10px; margin-bottom: 10px; }
.r-head small { font-weight: 400; letter-spacing: .15em; color: var(--paper-dim); }
.r-idle { color: var(--paper-dim); text-align: center; padding: 18px 0; }
.r-line { display: flex; gap: 8px; justify-content: space-between; white-space: nowrap; animation: lineIn .35s ease both; }
.r-line span:first-child { overflow: hidden; text-overflow: ellipsis; }
.r-line.sep { border-top: 1px dashed var(--paper-dim); margin: 8px 0 6px; height: 0; }
.r-line.big { font-weight: 600; font-size: 14px; }
.r-line .pos { color: #1f7a43; } .r-line .neg { color: #b8321b; }
.r-line.note { white-space: normal; color: var(--paper-dim); font-size: 11px; }
.r-stamp { position: absolute; right: 10px; bottom: 34%; transform: rotate(12deg); border: 3px solid currentColor; border-radius: 8px; padding: 4px 10px; font: 800 18px var(--display); letter-spacing: .06em; text-transform: uppercase; opacity: .85; mix-blend-mode: multiply; animation: stamp .45s cubic-bezier(.2,1.6,.4,1) both; }
.r-stamp.match { color: #1f7a43; } .r-stamp.partial, .r-stamp.paper, .r-stamp.unclear { color: #a06a10; } .r-stamp.short, .r-stamp.contradicted { color: #b8321b; }
.r-tear { position: absolute; left: 0; right: 0; bottom: -1px; height: 10px; background: linear-gradient(-45deg, var(--ink) 5px, transparent 0) 0 0/10px 10px repeat-x, linear-gradient(45deg, var(--ink) 5px, transparent 0) 0 0/10px 10px repeat-x; }
@keyframes feed { from { clip-path: inset(0 0 100% 0); transform: translateY(-30px); } to { clip-path: inset(0 0 0 0); transform: none; } }
@keyframes jitter { 0%,100% { transform: translateY(0); } 50% { transform: translateY(1px); } }
@keyframes lineIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
@keyframes blink { 50% { opacity: .25; } }
@keyframes stamp { from { opacity: 0; transform: rotate(12deg) scale(2.2); } to { opacity: .85; transform: rotate(12deg) scale(1); } }

/* results */
.result { padding: 10px 0 30px; animation: lineIn .5s ease both; }
.res-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 26px; margin-bottom: 18px; }
.res-head h2 { font-size: clamp(14px, 2.4vw, 20px); margin: 0; word-break: break-all; }
.coverage { color: var(--muted); margin: 8px 0 0; font-size: 14px; max-width: 60em; }
.coverage b { color: var(--text); }
.res-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.ghost { border: 1px solid var(--line-2); background: rgba(42,35,27,.6); color: var(--text); padding: 9px 14px; border-radius: 10px; font: 600 13px var(--body); cursor: pointer; }
.ghost:hover { border-color: var(--brass); }
.checks { display: grid; gap: 12px; margin-bottom: 18px; }
.check { border-radius: var(--r); padding: 16px 18px; border: 1px solid var(--line); background: var(--ink-2); border-left: 5px solid var(--dim); }
.check.match { border-left-color: var(--gain); } .check.partial, .check.paper, .check.unclear { border-left-color: var(--warn); } .check.short, .check.contradicted { border-left-color: var(--loss); }
.check h4 { margin: 0 0 6px; font: 700 18px var(--display); }
.check .claimtxt { font: 600 20px var(--hand); color: var(--muted); }
.check p { margin: 4px 0; color: var(--muted); }
.check .vs { display: flex; gap: 22px; flex-wrap: wrap; margin: 10px 0 6px; font-family: var(--mono); }
.check .vs div { display: flex; flex-direction: column; } .check .vs small { color: var(--dim); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; } .check .vs b { font-size: 20px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.kpi { padding: 16px; border-radius: var(--r); background: linear-gradient(180deg, var(--ink-3), var(--ink-2)); border: 1px solid var(--line); min-width: 0; }
.kpi small { display: block; font: 500 11px var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: .1em; }
.kpi b { display: block; font: 600 clamp(18px, 2.4vw, 24px) var(--mono); margin: 6px 0 2px; overflow-wrap: anywhere; }
.kpi span { color: var(--muted); font-size: 13px; }
.pos { color: var(--gain); } .neg { color: var(--loss); }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.cols.three { grid-template-columns: repeat(3, 1fr); }
.panel { padding: 16px; border-radius: var(--r); background: var(--ink-2); border: 1px solid var(--line); min-width: 0; margin-bottom: 12px; }
.cols .panel { margin-bottom: 0; }
.panel h3, .panel h4 { margin: 0 0 10px; font: 700 16px var(--display); }
.panel-top { display: flex; justify-content: space-between; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.panel-top h3 { margin: 0; }
.filter { padding: 8px 12px; border-radius: 10px; border: 1px solid var(--line-2); background: var(--ink); color: var(--text); font: 13px var(--mono); min-width: 0; width: 220px; max-width: 100%; }
.sec { font: 700 20px var(--display); margin: 26px 0 12px; }
.mini { display: grid; gap: 6px; }
.mrow { display: flex; justify-content: space-between; gap: 10px; align-items: center; padding: 8px 10px; border-radius: 10px; background: rgba(22,18,14,.6); font-size: 13px; min-width: 0; }
.mrow .l { display: flex; gap: 8px; align-items: center; min-width: 0; }
.mrow .l span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mrow .r { font-family: var(--mono); white-space: nowrap; }
.tok-ic { width: 20px; height: 20px; border-radius: 50%; flex: none; background: var(--ink-3); object-fit: cover; }
.empty { color: var(--dim); font-size: 13px; padding: 6px 0; }
.fine { color: var(--dim); font-size: 12.5px; margin: 0 0 10px; }
.tablewrap { overflow-x: auto; max-height: 560px; overflow-y: auto; border-radius: 12px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th { position: sticky; top: 0; background: var(--ink-3); text-align: right; font: 500 11px var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: .08em; padding: 9px 10px; white-space: nowrap; }
.tbl th:first-child, .tbl td:first-child { text-align: left; }
.tbl td { padding: 8px 10px; border-top: 1px solid var(--line); text-align: right; font-family: var(--mono); white-space: nowrap; }
.tbl td:first-child { font-family: var(--body); }
.tbl a { color: var(--text); text-decoration: none; } .tbl a:hover { color: var(--brass); }
.tbl .sub { display: block; color: var(--dim); font: 11px var(--mono); }
.how, .limits { padding: 30px 0 6px; border-top: 1px solid var(--line); margin-top: 26px; }
.how h2, .limits h2 { font: 800 26px var(--display); margin: 0 0 14px; letter-spacing: -.02em; }
.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.steps li { counter-increment: s; padding: 16px; border-radius: var(--r); background: var(--ink-2); border: 1px solid var(--line); color: var(--muted); }
.steps li::before { content: counter(s, decimal-leading-zero); display: block; font: 600 12px var(--mono); color: var(--brass); margin-bottom: 6px; }
.steps b, .limits b { color: var(--text); }
.limits ul { margin: 0; padding-left: 18px; color: var(--muted); display: grid; gap: 8px; max-width: 62em; }
.recent { padding-top: 26px; }
.recent h3 { font: 700 16px var(--display); margin: 0 0 10px; }
.recent-list { display: flex; flex-wrap: wrap; gap: 8px; }
.recent-list a { text-decoration: none; color: var(--text); padding: 8px 12px; border-radius: 10px; background: var(--ink-2); border: 1px solid var(--line); font: 12px var(--mono); }
.foot { position: relative; z-index: 1; max-width: 1180px; margin: 0 auto; padding: 22px 20px 40px; color: var(--dim); font-size: 13px; border-top: 1px solid var(--line); }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; gap: 26px; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .cols.three, .steps { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .form { grid-template-columns: 1fr; }
  .stage { grid-template-columns: 1fr; min-height: 0; }
  .claimcard { margin: 0 12px; transform: rotate(-3deg); }
  .cols { grid-template-columns: 1fr; }
  .top nav { display: none; }
  .cta { width: 100%; }
  .seg { width: 100%; } .seg button { flex: 1; }
  .paper-wrap { margin: -10px 12px 0; }
  .r-line { font-size: 11.5px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* landing: more content (tricks, receipt, uses, faq) */
.sec-lede { margin: -6px 0 18px; color: var(--muted); max-width: 64ch; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.card { padding: 16px 18px; border-radius: var(--r); background: var(--ink-2); border: 1px solid var(--line); transition: border-color .2s, transform .2s; }
.card:hover { border-color: var(--line-2); transform: translateY(-2px); }
.card h4 { margin: 0 0 6px; font: 700 17px var(--display); color: var(--text); }
.card small { display: block; font: 600 11px var(--mono); color: var(--brass); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 6px; }
.card p { margin: 0; color: var(--muted); }
.card b { color: var(--text); }
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { border: 1px solid var(--line); border-radius: var(--r); background: var(--ink-2); padding: 0 16px; }
.faq details[open] { border-color: var(--line-2); }
.faq summary { cursor: pointer; padding: 14px 0; font: 700 15px var(--display); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--brass); font-weight: 800; }
.faq details[open] summary::after { content: '–'; }
.faq details p { margin: 0 0 14px; color: var(--muted); }
.final { text-align: center; padding-bottom: 20px; }
.final .sec-lede { margin: -6px auto 18px; }
.final .cta { display: inline-flex; text-decoration: none; }
@media (max-width: 980px) { .cards, .cards.four { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .cards, .cards.four { grid-template-columns: 1fr; } }

/* X link + contract address */
.top nav .xlink { display: inline-flex; vertical-align: middle; color: var(--muted); }
.top nav .xlink:hover { color: var(--text); }
.cabox { display: flex; align-items: center; gap: 10px; margin-top: 14px; padding: 8px 8px 8px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--ink-2); max-width: 100%; }
.ca-label { font: 600 11px var(--mono); color: var(--brass); letter-spacing: .1em; }
.ca-code { font: 500 12.5px var(--mono); color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; min-width: 0; }
.ca-copy { padding: 6px 12px; }
.foot-links { margin-top: 8px; overflow-wrap: anywhere; }
.foot-links a { color: var(--muted); }
.foot-links code { font-family: var(--mono); color: var(--muted); }
.ca-mini { border: 1px solid var(--line-2); background: transparent; color: var(--muted); border-radius: 6px; padding: 1px 8px; font: 600 11px var(--body); cursor: pointer; }
.ca-mini:hover { border-color: var(--brass); color: var(--text); }