/* Exorails agent page: white page, near-black ink, hairlines, one accent,
   monospace for URLs, codes and commands. System fonts only (no CDN). */
:root {
  --paper: #ffffff;
  --paper-2: #f5f5f6;
  --ink: #15161a;
  --text: #3b3d44;
  --dim: #6b6e76;
  --hair: #e4e5e8;
  --hair-2: #c9cbd1;
  --accent: #0a2fff;
  --ok: #0f7b4a;
  --warn: #9a5b00;
  --bad: #b3261e;
  --sans: "Schibsted Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Cormorant Garamond", ui-serif, Georgia, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--paper); color: var(--text); font: 15px/1.55 var(--sans); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
[hidden] { display: none !important; }
.mono { font-family: var(--mono); font-size: 0.92em; }
.dim { color: var(--dim); }
.small { font-size: 13px; }
.center { text-align: center; padding: 96px 16px; }

.top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 28px; border-bottom: 1px solid var(--hair);
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand img { image-rendering: pixelated; }
.wordmark { height: 12px; width: auto; }
.slash { color: var(--hair-2); }
.agent-name { color: var(--ink); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.meta { display: flex; align-items: center; gap: 14px; font-size: 13px; flex-wrap: wrap; justify-content: flex-end; }

main { max-width: 1080px; margin: 0 auto; padding: 36px 28px 24px; }
.headline { font-family: var(--serif); font-weight: 300; font-size: 44px; line-height: 1.1; color: var(--ink); margin: 0 0 10px; letter-spacing: -0.01em; }
.lede { margin: 0 0 28px; max-width: 680px; }
.banner { border: 1px solid var(--warn); color: var(--warn); padding: 10px 14px; margin-bottom: 20px; font-size: 14px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; }
.card { border: 1px solid var(--hair); padding: 20px 22px; background: var(--paper); }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.card h2 { font-size: 17px; font-weight: 600; color: var(--ink); margin: 0; }
.card-body > * + * { margin-top: 12px; }
.term-card { margin-top: 20px; }

.chip {
  font-family: var(--mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.06em;
  padding: 2px 8px; border: 1px solid var(--hair-2); color: var(--dim); white-space: nowrap;
}
.chip.ok { border-color: var(--ok); color: var(--ok); }
.chip.pending { border-color: var(--accent); color: var(--accent); }
.chip.error { border-color: var(--bad); color: var(--bad); }

.btn {
  font: 600 14px/1 var(--sans); color: #fff; background: var(--ink); border: 1px solid var(--ink);
  padding: 10px 16px; cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
}
.btn:hover { background: #000; text-decoration: none; }
.btn.accent { background: var(--accent); border-color: var(--accent); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--hair-2); }
.btn:disabled { opacity: 0.5; cursor: default; }
.link { background: none; border: 0; padding: 0; font: inherit; color: var(--accent); cursor: pointer; }
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.step { display: grid; grid-template-columns: 22px 1fr; gap: 8px; align-items: start; }
.step .n { font-family: var(--mono); font-size: 12px; color: var(--accent); padding-top: 3px; }
.field { display: flex; gap: 8px; }
.field input {
  flex: 1; min-width: 0; font: 14px var(--mono); padding: 9px 10px; border: 1px solid var(--hair-2);
  background: var(--paper); color: var(--ink); outline: none;
}
.field input:focus { border-color: var(--accent); }
.code {
  font-family: var(--mono); font-size: 28px; letter-spacing: 0.12em; color: var(--ink);
  padding: 10px 14px; border: 1px dashed var(--hair-2); display: inline-block; user-select: all;
}
.url { font-family: var(--mono); font-size: 12.5px; word-break: break-all; color: var(--ink); }
.note { font-size: 13px; color: var(--dim); border-left: 2px solid var(--hair-2); padding-left: 10px; }
.err { color: var(--bad); font-size: 14px; }
.qr { width: 168px; height: 168px; border: 1px solid var(--hair); image-rendering: pixelated; display: block; }
.remote { border-top: 1px solid var(--hair); padding-top: 14px; }
.remote h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--dim); margin: 0 0 8px; font-weight: 600; }
.pane { font: 12px/1.45 var(--mono); background: var(--paper-2); padding: 10px; overflow-x: auto; max-height: 180px; margin: 0; color: var(--ink); }
.split { display: flex; gap: 18px; align-items: flex-start; flex-wrap: wrap; }

.term { margin-top: 14px; height: 62vh; min-height: 320px; background: #15161a; padding: 6px; }
.foot { max-width: 1080px; margin: 0 auto; padding: 8px 28px 40px; }

@media (max-width: 640px) {
  .top { padding: 12px 16px; flex-direction: column; align-items: flex-start; }
  main { padding: 24px 16px; }
  .foot { padding: 8px 16px 32px; }
  .headline { font-size: 34px; }
  .grid { grid-template-columns: 1fr; }
}