:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --surface-2: #f3f1ec;
  --text: #16181d;
  --muted: #5d6270;
  --line: #e4e1da;
  --brand: #0f6b4f;
  --brand-ink: #ffffff;
  --brand-soft: #e3f2ec;
  --accent: #b4541a;
  --bad: #b42318;
  --bad-soft: #fdecea;
  --good: #0f6b4f;
  --good-soft: #e3f2ec;
  --code-bg: #12151b;
  --code-text: #e7e9ee;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(20, 20, 20, .04), 0 4px 16px rgba(20, 20, 20, .05);
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1114; --surface: #161a1f; --surface-2: #1c2128; --text: #eceef2; --muted: #9aa1ad;
    --line: #2a3038; --brand: #3ccf9a; --brand-ink: #06231a; --brand-soft: #12302a; --accent: #f0a86b;
    --bad: #ff8a80; --bad-soft: #3a1c1c; --good: #3ccf9a; --good-soft: #12302a; --code-bg: #0b0d10;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 var(--sans); }
a { color: var(--brand); text-underline-offset: 2px; }
img, svg { max-width: 100%; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 5vw, 3.1rem); margin: .2em 0 .4em; }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); margin: 2.2em 0 .6em; }
h3 { font-size: 1.15rem; margin: 1.6em 0 .4em; }
p { margin: 0 0 1em; }
code, pre, .mono { font-family: var(--mono); font-size: .9em; }
:not(pre) > code { background: var(--surface-2); padding: .1em .35em; border-radius: 5px; }
pre, .code { background: var(--code-bg); color: var(--code-text); padding: 16px 18px; border-radius: var(--radius); overflow-x: auto; line-height: 1.5; font-size: 13.5px; margin: 0 0 1.2em; white-space: pre; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 780px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }

/* header */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 20px; height: 60px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 1.1rem; color: var(--text); text-decoration: none; }
.logo .mark { width: 26px; height: 26px; border-radius: 7px; background: var(--brand); color: var(--brand-ink); display: grid; place-items: center; font-size: 13px; font-weight: 800; }
.nav { display: flex; gap: 18px; margin-left: auto; align-items: center; }
.nav a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.nav a:hover { color: var(--text); }
@media (max-width: 720px) { .nav a.hide-sm { display: none; } .nav { gap: 12px; } }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: 8px; background: var(--brand); color: var(--brand-ink) !important; text-decoration: none; font-weight: 600; border: 0; cursor: pointer; font-size: .95rem; font-family: inherit; }
.btn:hover { filter: brightness(1.07); }
.btn.ghost { background: transparent; color: var(--text) !important; border: 1px solid var(--line); }
.btn.small { padding: 6px 12px; font-size: .85rem; }
.btn[disabled] { opacity: .6; cursor: wait; }

/* hero */
.hero { padding: 64px 0 32px; }
.hero .grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 900px) { .hero .grid { grid-template-columns: 1fr; } }
.eyebrow { display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.lede { font-size: 1.15rem; color: var(--muted); max-width: 36em; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 8px; }

/* cards */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px; box-shadow: var(--shadow); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.cards .card h3 { margin-top: 0; }

/* playground */
.play { padding: 18px; }
.play .row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.play select, .play input, .field { flex: 1 1 140px; min-width: 0; padding: 9px 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--text); font: inherit; font-size: .92rem; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 12px; }
.tabs button { border: 1px solid var(--line); background: transparent; color: var(--muted); padding: 5px 10px; border-radius: 999px; font: inherit; font-size: .82rem; cursor: pointer; }
.tabs button.on { background: var(--text); color: var(--bg); border-color: var(--text); }
.play pre { max-height: 300px; min-height: 140px; margin: 0; }
.reqline { font-family: var(--mono); font-size: 12px; color: var(--muted); margin: 6px 0 8px; word-break: break-all; }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
tr.past td { color: var(--muted); }

/* status pill */
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .85rem; font-weight: 600; }
.pill.open { background: var(--good-soft); color: var(--good); }
.pill.closed { background: var(--bad-soft); color: var(--bad); }
.status-box { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; padding: 16px 18px; }
.status-box .big { font-size: 1.3rem; font-weight: 700; }

/* pricing */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.plan { display: flex; flex-direction: column; }
.plan .price { font-size: 2.2rem; font-weight: 700; margin: 4px 0; }
.plan .price small { font-size: 1rem; color: var(--muted); font-weight: 500; }
.plan ul { padding-left: 18px; margin: 10px 0 18px; flex: 1; }
.plan.featured { border: 2px solid var(--brand); }
.badge { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--brand); }

/* signup */
.signup { display: flex; gap: 8px; flex-wrap: wrap; max-width: 520px; }
.signup input { flex: 1 1 220px; }
.notice { padding: 12px 14px; border-radius: 8px; background: var(--brand-soft); margin: 12px 0; word-break: break-all; }
.notice.err { background: var(--bad-soft); color: var(--bad); }

/* calendar index */
.cal-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 6px 18px; padding: 0; list-style: none; }
.cal-grid a { text-decoration: none; color: var(--text); }
.cal-grid a:hover { color: var(--brand); }
.cal-grid .id { font-family: var(--mono); font-size: .8rem; color: var(--muted); margin-left: 6px; }
.crumbs { font-size: .85rem; color: var(--muted); margin: 24px 0 0; }
.crumbs a { color: var(--muted); }
.yearnav { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0 20px; }
.yearnav a { padding: 4px 12px; border-radius: 999px; border: 1px solid var(--line); text-decoration: none; color: var(--text); font-size: .9rem; }
.yearnav a.on { background: var(--text); color: var(--bg); }

/* docs */
.docs { display: grid; grid-template-columns: 220px 1fr; gap: 40px; }
.docs nav { position: sticky; top: 76px; align-self: start; font-size: .9rem; max-height: calc(100vh - 90px); overflow: auto; }
.docs nav a { display: block; color: var(--muted); text-decoration: none; padding: 3px 0; }
.docs nav a:hover { color: var(--text); }
.docs .main { min-width: 0; }
.endpoint { font-family: var(--mono); font-size: .95rem; background: var(--surface-2); padding: 8px 12px; border-radius: 8px; display: inline-block; margin-bottom: 10px; word-break: break-all; }
.endpoint b { color: var(--brand); margin-right: 8px; }
@media (max-width: 860px) { .docs { grid-template-columns: 1fr; } .docs nav { position: static; max-height: none; } }

/* faq */
details { border-bottom: 1px solid var(--line); padding: 12px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 8px 0 0; color: var(--muted); }

.logos { display: flex; gap: 10px; flex-wrap: wrap; }
.chip { font-size: .82rem; padding: 4px 10px; border-radius: 999px; background: var(--surface-2); color: var(--muted); text-decoration: none; }
a.chip:hover { color: var(--text); }

footer { border-top: 1px solid var(--line); margin-top: 80px; padding: 40px 0 60px; font-size: .9rem; color: var(--muted); }
footer .cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 24px; }
footer a { color: var(--muted); text-decoration: none; display: block; padding: 2px 0; }
footer a:hover { color: var(--text); }
footer h4 { color: var(--text); margin: 0 0 8px; font-size: .9rem; }

section { padding: 8px 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 28px 0; }
.kpi { padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.kpi b { display: block; font-size: 1.6rem; }
.kpi span { font-size: .85rem; color: var(--muted); }
.bar { height: 10px; background: var(--surface-2); border-radius: 99px; overflow: hidden; margin: 6px 0; }
.bar i { display: block; height: 100%; background: var(--brand); }

/* small screens: keep grid children from forcing overflow */
.split > *, .hero .grid > *, .cards > *, .plans > * { min-width: 0; }
@media (max-width: 520px) {
  .nav a:not(.btn) { display: none; }
  .nav a[href="/docs"] { display: inline; }
  th, td { padding: 8px 6px; }
  .top .wrap { gap: 10px; }
}