/* chattotask.com — shared styles */
:root {
  --ink: #0f2e2a;        /* deep teal ink — text & dark surfaces */
  --ink-2: #47605b;      /* secondary text */
  --paper: #eef5f1;      /* mint paper — page background */
  --card: #ffffff;
  --line: #d5e3dc;
  --green: #1aa36f;      /* action */
  --green-d: #12805a;
  --sticky: #ffd84d;     /* due-date highlight, like a sticky note */
  --coral: #e5533d;      /* overdue */
  --bubble: #dcf8c6;
  --radius-s: 8px;
  --radius-l: 18px;
  --display: 'Bricolage Grotesque', 'Hanken Grotesk', system-ui, sans-serif;
  --body: 'Hanken Grotesk', system-ui, -apple-system, 'Segoe UI', 'Noto Sans Devanagari', sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--body); color: var(--ink); background: var(--paper); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--green-d); }
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, textarea:focus-visible { outline: 3px solid var(--sticky); outline-offset: 2px; border-radius: 4px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* nav */
.nav { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 700; font-size: 20px; color: var(--ink); text-decoration: none; letter-spacing: -0.02em; }
.brand img { width: 32px; height: 32px; border-radius: 9px; }
.nav nav { display: flex; gap: 22px; margin-inline-start: auto; }
.nav nav a { color: var(--ink-2); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav nav a:hover { color: var(--ink); }
.btn { display: inline-flex; align-items: center; gap: 10px; background: var(--ink); color: #fff; text-decoration: none; font-weight: 700; font-size: 16px; padding: 13px 22px; border-radius: 999px; border: none; cursor: pointer; font-family: var(--body); transition: transform .15s, background .15s; }
.btn:hover { background: #18453f; transform: translateY(-1px); }
.btn.green { background: var(--green); }
.btn.green:hover { background: var(--green-d); }
.btn.small { padding: 9px 16px; font-size: 14px; }
.btn img { width: 20px; height: 20px; }

/* footer */
footer.site { border-top: 1px solid var(--line); padding: 40px 0 56px; margin-top: 40px; font-size: 14.5px; color: var(--ink-2); }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 24px 48px; align-items: flex-start; }
footer.site .cols { display: flex; gap: 48px; margin-inline-start: auto; flex-wrap: wrap; }
footer.site h4 { font-size: 14px; color: var(--ink); margin-bottom: 8px; }
footer.site ul { list-style: none; }
footer.site li { margin: 4px 0; }
footer.site a { color: var(--ink-2); text-decoration: none; }
footer.site a:hover { color: var(--ink); text-decoration: underline; }
footer.site .legal { flex-basis: 100%; font-size: 13px; }

/* text pages (privacy, terms, support) */
.doc { max-width: 760px; margin: 0 auto; padding: 56px 24px 24px; }
.doc h1 { font-family: var(--display); font-size: clamp(36px, 5vw, 52px); line-height: 1.05; letter-spacing: -0.03em; margin-bottom: 10px; }
.doc .updated { color: var(--ink-2); margin-bottom: 32px; }
.doc h2 { font-family: var(--display); font-size: 25px; letter-spacing: -0.015em; margin: 40px 0 10px; }
.doc h3 { font-size: 18px; margin: 24px 0 6px; }
.doc p, .doc li { margin-bottom: 10px; }
.doc ul, .doc ol { padding-inline-start: 22px; }
.doc .box { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-l); padding: 22px 24px; margin: 20px 0; }
.doc table { width: 100%; border-collapse: collapse; margin: 12px 0 18px; font-size: 15.5px; background: var(--card); border-radius: var(--radius-s); overflow: hidden; }
.doc th, .doc td { text-align: start; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc th { background: #e3eee8; font-size: 14px; }

@media (max-width: 760px) {
  .nav nav { display: none; }
  .nav .wrap { gap: 12px; }
  .nav .btn { margin-inline-start: auto; }
  body { font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } html { scroll-behavior: auto; } }