/* Ren Hands site. Template: /chat-archive/style.css. Ren palette: #0B0F14 / #E6EAF0 / accent #3F8CFF. */
:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --panel-2: #eaeef4;
  --text: #0b0f14;
  --muted: #4c5866;
  --line: #d9dfe7;
  --accent: #1f63e0;
  --accent-ink: #ffffff;
  --accent-soft: #e4edfc;
  --code-bg: #eef1f5;
  --mock: #0b0f14;
  --mock-text: #e6eaf0;
  --mock-muted: #9aa7b8;
  --mock-line: #222b37;
  --mock-tile: #10161f;
  --brand: #3f8cff;
  --infobar: #f1f3f4;
  --infobar-text: #202124;
  --infobar-line: #dadce0;
  --infobar-btn: #0b57d0;
  --infobar-btn-text: #ffffff;
  --radius: 14px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, 'Liberation Mono', monospace;
  --sans: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #0b0f14;
    --panel: #10161f;
    --panel-2: #161e29;
    --text: #e6eaf0;
    --muted: #9aa7b8;
    --line: #222b37;
    --accent: #3f8cff;
    --accent-ink: #0b0f14;
    --accent-soft: #10213b;
    --code-bg: #0e131a;
    --mock: #05080c;
    --mock-line: #2a3442;
    --mock-tile: #121a25;
    --infobar: #2d2f31;
    --infobar-text: #e8eaed;
    --infobar-line: #5f6368;
    --infobar-btn: #a8c7fa;
    --infobar-btn-text: #062e6f;
    color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --bg: #0b0f14;
  --panel: #10161f;
  --panel-2: #161e29;
  --text: #e6eaf0;
  --muted: #9aa7b8;
  --line: #222b37;
  --accent: #3f8cff;
  --accent-ink: #0b0f14;
  --accent-soft: #10213b;
  --code-bg: #0e131a;
  --mock: #05080c;
  --mock-line: #2a3442;
  --mock-tile: #121a25;
  --infobar: #2d2f31;
  --infobar-text: #e8eaed;
  --infobar-line: #5f6368;
  --infobar-btn: #a8c7fa;
  --infobar-btn-text: #062e6f;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.6 var(--sans); overflow-x: hidden; }
a { color: var(--accent); overflow-wrap: anywhere; }
img { max-width: 100%; height: auto; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 760px; }
header.site { border-bottom: 1px solid var(--line); background: var(--panel); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 60px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; }
.logo img { width: 28px; height: 28px; }
nav.top { display: flex; gap: 16px; flex-wrap: wrap; font-size: 15px; }
nav.top a { color: var(--muted); text-decoration: none; }
nav.top a:hover { color: var(--text); }
.btn { display: inline-block; padding: 11px 20px; border-radius: 10px; font-weight: 650; text-decoration: none; border: 1px solid var(--line); color: var(--text); background: var(--panel); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.pending { opacity: 0.72; cursor: default; }
.hero { padding-top: 56px; padding-bottom: 32px; }
.hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.12; margin: 0 0 16px; letter-spacing: -0.01em; }
.hero p.lead { font-size: clamp(17px, 2.2vw, 20px); color: var(--muted); margin: 0 0 24px; max-width: 680px; }
.cta { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.cta .note { color: var(--muted); font-size: 14px; }

/* Hero drawing: the number in Chrome and the sheet on the phone */
.pairdemo { margin: 32px 0 8px; padding: 24px; border-radius: var(--radius); background: var(--mock); border: 1px solid var(--mock-line); color: var(--mock-text); display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; align-items: center; }
.pairdemo figcaption { grid-column: 1 / -1; color: var(--mock-muted); font-size: 14.5px; text-align: center; }
.mock { background: var(--mock-tile); border: 1px solid var(--mock-line); border-radius: 12px; overflow: hidden; }
.mock .bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; border-bottom: 1px solid var(--mock-line); font-size: 13px; color: var(--mock-muted); }
.mock .bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--mock-line); display: inline-block; }
.mock .bar span { margin-left: 6px; }
.mock .body { padding: 22px 20px 26px; text-align: center; }
.mock .big { font-size: clamp(64px, 11vw, 96px); font-weight: 800; line-height: 1; letter-spacing: 0.02em; color: var(--brand); margin: 8px 0 12px; font-variant-numeric: tabular-nums; }
.mock p { margin: 0; color: var(--mock-muted); font-size: 15px; }
.mock .q { color: var(--mock-text); font-weight: 700; font-size: 17px; margin-bottom: 4px; }
.mock.phone { max-width: 300px; justify-self: center; width: 100%; border-radius: 26px; }
.mock.phone .body { padding: 26px 18px 30px; }
.choices { display: flex; gap: 10px; justify-content: center; margin-top: 16px; }
.choices b { display: flex; align-items: center; justify-content: center; width: 64px; height: 58px; border-radius: 12px; border: 1px solid var(--mock-line); font-size: 24px; font-variant-numeric: tabular-nums; color: var(--mock-text); }
.choices b.hit { background: var(--brand); border-color: var(--brand); color: #0b0f14; }

section { padding: 36px 0; }
section h2 { font-size: clamp(24px, 3.4vw, 30px); line-height: 1.2; margin: 0 0 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }
.infobar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; background: var(--infobar); color: var(--infobar-text); border: 1px solid var(--infobar-line); border-radius: 10px; padding: 10px 14px; font-size: 15px; margin: 0 0 18px; }
.infobar span { flex: 1 1 220px; }
.infobar b { font-weight: 600; background: var(--infobar-btn); color: var(--infobar-btn-text); border-radius: 999px; padding: 3px 14px; font-size: 14px; }
.privacy-box { background: var(--accent-soft); border-radius: var(--radius); padding: 20px 22px; }
.privacy-box ul { margin: 8px 0 0; padding-left: 20px; }
table { border-collapse: collapse; width: 100%; font-size: 15.5px; background: var(--panel); border-radius: 10px; overflow: hidden; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: var(--panel-2); }
.table-wrap { overflow-x: auto; }
table.data { min-width: 620px; }
ol.steps li, ul.plain li { margin: 6px 0; }
details { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; margin: 8px 0; }
summary { cursor: pointer; font-weight: 600; }
code { font-family: var(--mono); font-size: 0.88em; background: var(--code-bg); padding: 1px 5px; border-radius: 5px; overflow-wrap: anywhere; }
article { padding: 40px 0 24px; }
article h1 { font-size: clamp(28px, 4.4vw, 40px); line-height: 1.15; margin: 0 0 10px; }
article .byline { color: var(--muted); font-size: 14.5px; margin-bottom: 24px; }
article h2 { font-size: 24px; margin: 32px 0 10px; }
article h3 { font-size: 19px; margin: 24px 0 8px; }
.callout { border-left: 4px solid var(--accent); background: var(--panel); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 18px 0; }
.muted { color: var(--muted); }
footer.site { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 14px; margin-top: 24px; }
footer.site a { color: var(--muted); }
@media (max-width: 720px) {
  .pairdemo { grid-template-columns: 1fr; padding: 16px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .hero { padding-top: 36px; padding-bottom: 20px; }
  nav.top { gap: 12px; }
  .choices b { width: 56px; height: 56px; }
}
.mock .notme { display: inline-block; margin-top: 14px; padding: 6px 16px; border: 1px solid var(--mock-line); border-radius: 10px; font-size: 14px; color: var(--mock-text); }
.privacy-box p { margin: 10px 0 0; }