@import url("/fonts/fonts.css");

/* ============================================================
   PIGEON — design tokens
   The subject is postal infrastructure, so the page is a printed
   form: light stock, printing ink, form rules, stamp colours.
   Deliberately not the dark-mode + single-bright-accent default.
   ============================================================ */
:root{
  --stock:#efede4;        /* the paper the form is printed on */
  --stock-2:#e5e2d6;      /* table headers, depressions */
  --stock-3:#dcd8c8;
  --ink:#17181a;          /* printing ink */
  --ink-2:#575a55;        /* secondary ink */
  --ink-3:#8a8d85;        /* machine annotations */
  --rule:#c8c5b6;         /* form rule */
  --rule-2:#dcd9cc;
  --red:#b3242b;          /* airmail / stamp red */
  --blue:#1d3c8f;         /* registry blue */
  --green:#2c6b4a;        /* franking green */

  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --measure:64ch;
  --gap:clamp(20px,3vw,40px);
  --pad:clamp(18px,3.4vw,44px);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--stock); color:var(--ink);
  font-family:var(--sans); font-size:16px; line-height:1.55;
  font-synthesis-weight:none; text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2.5px solid var(--blue); outline-offset:2px; border-radius:2px}

.sheet{max-width:1180px;margin:0 auto;border-left:1px solid var(--rule-2);border-right:1px solid var(--rule-2);min-height:100vh}
@media(max-width:1180px){.sheet{border-left:0;border-right:0}}
.pad{padding-inline:var(--pad)}

/* ---------- top bar ---------- */
.topbar{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  padding:14px var(--pad); border-bottom:1.5px solid var(--ink);
  background:var(--stock); position:sticky; top:0; z-index:10;
}
.brand{display:flex;align-items:baseline;gap:9px;font-weight:700;font-size:19px;letter-spacing:-.015em}
.brand .bird{width:21px;height:21px;flex:none;transform:translateY(2px)}
.brand .reg{font-family:var(--mono);font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:0}
.topbar nav{display:flex;gap:16px;flex-wrap:wrap}
.topbar nav a{font-size:14.5px;color:var(--ink-2);padding:3px 0;border-bottom:2px solid transparent}
.topbar nav a:hover{color:var(--ink);border-bottom-color:var(--ink)}
.topbar nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--red)}
.topbar .spacer{flex:1}
.netbadge{
  display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11.5px;
  border:1px solid var(--rule);background:var(--stock-2);padding:4px 9px;color:var(--ink-2);
}
.netbadge .lamp{width:7px;height:7px;border-radius:50%;background:var(--green)}
.netbadge .lamp.off{background:var(--ink-3)}
@media(prefers-reduced-motion:no-preference){.netbadge .lamp{animation:blip 2.6s ease-in-out infinite}}
@keyframes blip{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:var(--gap);
  padding:clamp(28px,5vw,60px) var(--pad) clamp(30px,5vw,54px);align-items:start;border-bottom:1.5px solid var(--ink)}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:30px}}

h1{font-size:clamp(34px,5.6vw,60px);line-height:1.03;letter-spacing:-.028em;font-weight:700;margin:0 0 16px}
.lede{font-size:clamp(16px,1.6vw,18.5px);color:var(--ink-2);max-width:var(--measure);margin:0 0 22px}
.lede strong{color:var(--ink);font-weight:600}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

.btn{
  display:inline-block;font-family:var(--sans);font-size:15px;font-weight:600;
  padding:11px 18px;border:1.5px solid var(--ink);background:transparent;color:var(--ink);
  cursor:pointer;transition:transform .12s ease, background .12s ease, color .12s ease;
}
.btn:hover{transform:translate(-1px,-1px);box-shadow:2.5px 2.5px 0 var(--ink)}
.btn--ink{background:var(--ink);color:var(--stock)}
.btn--ink:hover{background:var(--blue);border-color:var(--blue);box-shadow:2.5px 2.5px 0 var(--ink)}
.btn--quiet{border-color:var(--rule);color:var(--ink-2)}
.btn--quiet:hover{border-color:var(--ink);color:var(--ink);box-shadow:none;transform:none}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- chain switcher ----------
   The trade page now covers two chains (Base and Solana), so the quote
   builder needs one unmistakable control for "which chain am I quoting on".
   A segmented pair: ruled like the rest of the form, the live side filled
   in ink, the other quiet — deliberate, not a row of links. */
.seg{display:inline-flex;max-width:100%;margin-top:14px;border:1.5px solid var(--ink);background:var(--stock)}
.seg__btn{
  flex:1 1 auto;min-width:0;font-family:var(--sans);font-size:14.5px;font-weight:600;line-height:1;
  padding:8px 18px;border:0;background:transparent;color:var(--ink);cursor:pointer;
  transition:background .12s ease, color .12s ease;
}
.seg__btn + .seg__btn{border-left:1.5px solid var(--ink)}
.seg__btn:hover{background:var(--stock-2)}
.seg__btn.is-on{background:var(--ink);color:var(--stock)}
.seg__btn:focus-visible{outline:2.5px solid var(--blue);outline-offset:2px}

/* ---------- the delivery receipt (the one bold element) ---------- */
.slip{
  background:#f7f5ee;border:1.5px solid var(--ink);position:relative;
  box-shadow:5px 5px 0 var(--stock-3);
}
.slip__stripe{height:11px;background:repeating-linear-gradient(
  45deg,var(--red) 0 11px,var(--stock) 11px 22px,var(--blue) 22px 33px,var(--stock) 33px 44px);
  border-bottom:1.5px solid var(--ink)}
.slip__head{display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:12px 16px;border-bottom:1px dashed var(--rule)}
.slip__title{font-weight:700;font-size:15px;letter-spacing:-.01em}
.slip__no{font-family:var(--mono);font-size:11px;color:var(--ink-3)}
.slip__fields{padding:6px 16px 14px}
.frow{display:flex;justify-content:space-between;gap:14px;align-items:baseline;
  padding:9px 0;border-bottom:1px dotted var(--rule)}
.frow:last-child{border-bottom:0}
.frow dt{font-size:12.5px;color:var(--ink-2);margin:0}
.frow dd{margin:0;font-family:var(--mono);font-size:14px;font-weight:500;text-align:right}
.frow dd.big{font-size:23px;font-weight:600;letter-spacing:-.02em}
.frow dd.ink{color:var(--ink)}
.slip__foot{display:flex;justify-content:space-between;align-items:flex-end;gap:14px;
  padding:14px 16px;border-top:1px dashed var(--rule);background:var(--stock-2)}
.stamp{
  width:76px;height:76px;border-radius:50%;border:1.5px solid var(--green);color:var(--green);
  display:grid;place-items:center;text-align:center;font-family:var(--mono);font-size:9.5px;
  line-height:1.25;transform:rotate(-7deg);opacity:.9;flex:none;padding:6px;
}
.slip__note{font-size:11.5px;color:var(--ink-3);font-family:var(--mono);line-height:1.5;flex:1 1 auto;min-width:0}

/* ---------- section furniture ---------- */
.section{padding:clamp(30px,4.6vw,54px) var(--pad);border-bottom:1.5px solid var(--ink)}
.section--tint{background:var(--stock-2)}
.kicker{
  font-family:var(--mono);font-size:11.5px;color:var(--ink-3);margin:0 0 10px;letter-spacing:.01em;
}
/* sub-page title: a real h1, sized for a quiet page rather than the hero */
.page-title{font-size:clamp(24px,3vw,34px);line-height:1.1;letter-spacing:-.024em;font-weight:700;margin:0 0 10px}
h2{font-size:clamp(22px,2.7vw,31px);line-height:1.14;letter-spacing:-.022em;font-weight:700;margin:0 0 10px}
h3{font-size:16.5px;letter-spacing:-.01em;font-weight:600;margin:0 0 5px}
.section > p.intro{color:var(--ink-2);max-width:var(--measure);margin:0 0 26px;font-size:16.5px}

/* definition rows — a form, not a card grid */
.rows{margin:0;border-top:1px solid var(--rule)}
.rrow{display:grid;grid-template-columns:minmax(150px,210px) minmax(0,1fr);gap:18px;
  padding:16px 0;border-bottom:1px solid var(--rule)}
@media(max-width:640px){.rrow{grid-template-columns:1fr;gap:5px}}
.rrow dt{font-weight:600;font-size:15.5px}
.rrow dd{margin:0;color:var(--ink-2);font-size:15.5px;max-width:var(--measure)}
.rrow dd .mono{color:var(--ink)}

/* steps — a real sequence */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--rule);background:#f7f5ee}
@media(max-width:860px){.steps{grid-template-columns:1fr}}
.step{padding:20px 20px 22px;border-right:1px solid var(--rule)}
.step:last-child{border-right:0}
@media(max-width:860px){.step{border-right:0;border-bottom:1px solid var(--rule)}.step:last-child{border-bottom:0}}
.step__n{font-family:var(--mono);font-size:12px;color:var(--red);font-weight:600}
.step h3{margin:7px 0 6px}
.step p{margin:0 0 12px;color:var(--ink-2);font-size:14.5px}
.step code{display:block;font-family:var(--mono);font-size:12px;color:var(--ink);
  background:var(--stock-2);border:1px solid var(--rule-2);padding:7px 9px;overflow-x:auto;white-space:nowrap}

/* ledger tables */
.ledger{width:100%;border-collapse:collapse;font-size:14.5px;border:1px solid var(--rule);background:#f7f5ee}
.ledger th{font-family:var(--mono);font-size:11px;font-weight:500;color:var(--ink-2);
  text-align:left;padding:9px 12px;background:var(--stock-2);border-bottom:1px solid var(--rule);white-space:nowrap}
.ledger td{padding:11px 12px;border-bottom:1px solid var(--rule-2);vertical-align:top}
.ledger tr:last-child td{border-bottom:0}
.ledger td.num{font-family:var(--mono);text-align:right;white-space:nowrap}
.ledger td.path{font-family:var(--mono);font-size:12.5px;word-break:break-all}
.ledger .cost{font-family:var(--mono);font-size:12px}
.ledger .cost.free{color:var(--green)}
.ledger .cost.paid{color:var(--red);font-weight:600}
.tblwrap{overflow-x:auto;border:1px solid var(--rule)}

.mono{font-family:var(--mono);font-size:.94em}
.chip{display:inline-block;font-family:var(--mono);font-size:11px;border:1px solid var(--rule);
  background:var(--stock-2);padding:2px 6px;color:var(--ink-2);white-space:nowrap}
.m{display:inline-block;font-family:var(--mono);font-size:11px;font-weight:600;padding:2px 6px;border:1px solid var(--ink)}
.m.get{color:var(--blue);border-color:var(--blue)}
.m.post{color:var(--green);border-color:var(--green)}
.m.delete{color:var(--red);border-color:var(--red)}

/* statement (economics) */
.statement{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0;border:1.5px solid var(--ink);background:#f7f5ee}
@media(max-width:820px){.statement{grid-template-columns:1fr}}
.statement__col{padding:20px 22px}
.statement__col + .statement__col{border-left:1.5px solid var(--ink)}
@media(max-width:820px){.statement__col + .statement__col{border-left:0;border-top:1.5px solid var(--ink)}}
.statement h3{margin-bottom:12px}
.sline{display:flex;justify-content:space-between;gap:14px;padding:8px 0;border-bottom:1px dotted var(--rule);font-size:14.5px}
.sline:last-of-type{border-bottom:0}
.sline .v{font-family:var(--mono);font-weight:600}
.sline.total{border-top:1.5px solid var(--ink);border-bottom:0;margin-top:6px;padding-top:11px}
.sline.total .v{color:var(--blue)}

/* Q&A */
.qa{border-top:1px solid var(--rule)}
.qa__item{border-bottom:1px solid var(--rule)}
.qa__item summary{cursor:pointer;padding:15px 0;font-weight:600;font-size:16px;list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:baseline}
.qa__item summary::-webkit-details-marker{display:none}
.qa__item summary::after{content:"+";font-family:var(--mono);color:var(--ink-3);font-size:18px;line-height:1}
.qa__item[open] summary::after{content:"–"}
.qa__item p{margin:0 0 17px;color:var(--ink-2);max-width:var(--measure);font-size:15.5px}

/* forms */
.field{margin-bottom:14px}
label{display:block;font-family:var(--mono);font-size:11.5px;color:var(--ink-2);margin-bottom:5px}
input,textarea,select{
  width:100%;font-family:var(--sans);font-size:15px;color:var(--ink);
  background:#fff;border:1.5px solid var(--rule);padding:10px 12px;border-radius:0;
}
textarea{min-height:96px;resize:vertical;font-family:var(--mono);font-size:13.5px}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--blue)}
.hint{font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.msg{font-family:var(--mono);font-size:12px;margin-top:9px;min-height:1.2em}
.msg.bad{color:var(--red)} .msg.ok{color:var(--green)}

pre{background:#f7f5ee;border:1px solid var(--rule);padding:15px;overflow-x:auto;
  font-family:var(--mono);font-size:12.5px;line-height:1.65;margin:0}
.box{border:1px solid var(--rule);background:#f7f5ee;padding:18px}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--gap)}
.split{display:grid;grid-template-columns:minmax(0,360px) minmax(0,1fr);gap:22px;align-items:start}
@media(max-width:940px){.split{grid-template-columns:1fr}}

/* counters */
.counters{display:flex;gap:26px;flex-wrap:wrap;margin:24px 0 0;padding-top:18px;border-top:1px solid var(--rule)}
.count{display:flex;flex-direction:column;gap:2px}
.count b{font-family:var(--mono);font-size:20px;font-weight:600;letter-spacing:-.02em}
.count span{font-size:12.5px;color:var(--ink-2)}

/* board */
.topic{border:1px solid var(--rule);background:#f7f5ee;padding:13px 15px;margin-bottom:9px;cursor:pointer}
.topic:hover{border-color:var(--ink)}
.topic[aria-current="true"]{border-color:var(--blue);box-shadow:2px 2px 0 var(--stock-3)}
.topic .t{font-weight:600;font-size:15px}
.topic .m{font-family:var(--mono);font-size:11px;color:var(--ink-3);margin-top:5px;display:flex;gap:10px;flex-wrap:wrap}
.post{border-left:2.5px solid var(--rule);padding:2px 0 2px 13px;margin:13px 0}
.post .who{font-family:var(--mono);font-size:11.5px;color:var(--blue)}
.post .body{white-space:pre-wrap;margin-top:4px;font-size:15px}
.post.nested{margin-left:22px;border-left-color:var(--green)}
.post.own{border-left-color:var(--red)}

footer{padding:26px var(--pad) 46px;font-size:13px;color:var(--ink-2);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{border-bottom:1px solid var(--rule)}
footer a:hover{border-bottom-color:var(--ink)}
.warnbox{border:1.5px solid var(--red);background:#fbf1f0;padding:12px 14px;
  font-family:var(--mono);font-size:12.5px;color:var(--red);margin:12px 0}

@media(prefers-reduced-motion:no-preference){
  .slip{animation:print .5s cubic-bezier(.2,.7,.2,1) both}
  @keyframes print{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
}