/* Robolics marketing site. Plain, fast, no build step. */
:root {
  --bg: #fbfaf7; --fg: #17171a; --muted: #5f5e5a; --line: #e4e1d9; --panel: #ffffff;
  --accent: #0b4f8c; --accent-fg: #ffffff; --accent-soft: #e6eef6;
  --font: "Helvetica Neue", Helvetica, Arial, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #141416; --fg: #ececea; --muted: #a2a09a; --line: #2c2c30; --panel: #1c1c20;
          --accent: #7fb6e6; --accent-fg: #0e1a26; --accent-soft: #1b2733; color-scheme: dark; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--font); font-size: 17px; line-height: 1.55; }
a { color: var(--accent); }
.wrap { max-width: 920px; margin: 0 auto; padding-inline: 20px; }
header.top { display: flex; align-items: center; justify-content: space-between; padding-block: 18px; gap: 12px; }
.brand { font-weight: 700; font-size: 18px; letter-spacing: 0.01em; color: var(--fg); text-decoration: none; }
.brand small { display: block; font-weight: 400; font-size: 13px; color: var(--muted); }
nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px 18px; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; white-space: nowrap; }
nav a:hover, nav a:focus { color: var(--fg); }
.hero { padding-block: 40px 28px; }
.hero h1 { font-size: clamp(32px, 6vw, 50px); line-height: 1.08; margin: 0 0 14px; letter-spacing: -0.02em; text-wrap: balance; max-width: 16ch; }
.hero p.lead { font-size: 20px; color: var(--muted); margin: 0 0 24px; max-width: 48ch; }
.cta { display: inline-flex; align-items: center; gap: 10px; background: var(--accent); color: var(--accent-fg); text-decoration: none; font-weight: 600; font-size: 18px; padding: 14px 20px; border-radius: 10px; }
.cta:hover, .cta:focus { filter: brightness(1.08); }
.cta-note { display: block; color: var(--muted); font-size: 15px; margin-top: 10px; }
.number { font-variant-numeric: tabular-nums; }
section { padding-block: 28px; border-top: 1px solid var(--line); }
section h2 { font-size: 24px; margin: 0 0 6px; letter-spacing: -0.01em; text-wrap: balance; }
section > p.sub { margin: 0 0 18px; color: var(--muted); max-width: 60ch; }
.jobs { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; margin: 0; padding: 0; list-style: none; }
.jobs li { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; min-width: 0; }
.jobs h3 { margin: 0 0 6px; font-size: 17px; }
.jobs p { margin: 0; color: var(--muted); font-size: 15.5px; }
.jobs .tag { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); background: var(--accent-soft); padding: 2px 8px; border-radius: 999px; margin-bottom: 8px; }
ol.how { padding-left: 22px; margin: 0; display: grid; gap: 10px; max-width: 60ch; }
ol.how li::marker { color: var(--accent); font-weight: 700; }
.thread { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px; max-width: 420px; display: grid; gap: 8px; margin-top: 18px; }
.bubble { padding: 9px 13px; border-radius: 16px; max-width: 86%; font-size: 15.5px; line-height: 1.35; }
.bubble.me { background: var(--accent); color: var(--accent-fg); justify-self: end; border-bottom-right-radius: 4px; }
.bubble.roo { background: var(--accent-soft); color: var(--fg); justify-self: start; border-bottom-left-radius: 4px; }
ul.rules { margin: 0; padding-left: 20px; display: grid; gap: 6px; max-width: 62ch; }
.price { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; max-width: 62ch; }
.price strong { font-size: 19px; }
footer { border-top: 1px solid var(--line); padding-block: 24px 48px; color: var(--muted); font-size: 14.5px; }
footer .links a { margin-right: 16px; }
footer p { margin: 6px 0; }
/* Legal pages */
.legal h1 { font-size: 34px; letter-spacing: -0.02em; margin: 24px 0 4px; }
.legal .updated { color: var(--muted); margin: 0 0 24px; }
.legal h2 { font-size: 21px; margin: 28px 0 8px; }
.legal p, .legal li { max-width: 68ch; }
.legal ul { padding-left: 20px; }
.legal blockquote { margin: 12px 0; padding: 12px 16px; border-left: 3px solid var(--accent); background: var(--panel); border-radius: 0 8px 8px 0; max-width: 68ch; }
@media (max-width: 480px) { header.top { flex-direction: column; align-items: flex-start; } nav { justify-content: flex-start; gap: 4px 14px; } nav a { font-size: 14px; } .hero { padding-block: 24px 20px; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }