/* OneStop — shared styles. Brand emerald #10B981, from tailwind.config.js */
:root {
  --brand: #15BB82;          /* green from the logo mark */
  --brand-dark: #0E9668;
  --brand-tint: #F0FDF9;
  --navy: #0F1A29;           /* the ring and wordmark */
  --ink: #0F1A29;
  --muted: #7D8696;
  --bg: #ffffff;
  --surface: #F9FAFB;
  --line: #E5E7EB;
  --danger: #EF4444;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #F3F4F6;
    --muted: #9CA3AF;
    --bg: #0B0F0E;
    --surface: #141A18;
    --line: #253029;
    --brand-tint: #0E2A21;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }

/* ---- header ---- */
header {
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  z-index: 10;
}
.bar { display: flex; align-items: center; gap: 12px; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 9px; text-decoration: none; color: inherit; }
.brand img { display: block; }
@media (prefers-color-scheme: dark) { .brand img { filter: brightness(0) invert(1); } }
.bar strong { font-size: 17px; letter-spacing: -0.3px; }
.bar nav { margin-left: auto; display: flex; gap: 18px; flex-wrap: wrap; }
.bar nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.bar nav a:hover { color: var(--brand); }

/* ---- hero ---- */
.hero { padding: 64px 0 40px; }
.hero h1 {
  font-size: clamp(30px, 6vw, 46px);
  line-height: 1.12; letter-spacing: -1.2px;
  margin: 0 0 14px;
}
.hero p { font-size: 18px; color: var(--muted); margin: 0 0 28px; max-width: 52ch; }

.btn {
  display: inline-block; padding: 12px 22px; border-radius: 10px;
  background: var(--brand); color: #fff; font-weight: 600;
  text-decoration: none; font-size: 15px;
}
.btn:hover { background: var(--brand-dark); }
.btn.ghost { background: transparent; color: var(--brand); border: 1px solid var(--brand); }

.hero .lede { font-size: 18.5px; color: var(--ink); max-width: 54ch; margin: 0 0 18px; }
.hero .sub { font-size: 14.5px; color: var(--muted); margin: 0; }

/* ---- features: a list with rules, not a grid of cards ---- */
.section-label {
  font-size: 12.5px; text-transform: uppercase; letter-spacing: 1.4px;
  color: var(--muted); font-weight: 600;
  border: 0; padding: 0; margin: 0 0 4px;
}
.features { margin: 0 0 12px; }
.features > div {
  display: grid; grid-template-columns: 170px 1fr; gap: 20px;
  padding: 18px 0; border-bottom: 1px solid var(--line);
}
.features dt { font-weight: 650; font-size: 16px; letter-spacing: -0.2px; }
.features dd { margin: 0; color: var(--muted); font-size: 15.5px; }
@media (max-width: 560px) {
  .features > div { grid-template-columns: 1fr; gap: 4px; }
}

/* ---- content pages ---- */
main { padding: 40px 0 72px; }
main h1 { font-size: clamp(26px, 5vw, 34px); letter-spacing: -0.8px; margin: 0 0 6px; }
main h2 {
  font-size: 19px; margin: 38px 0 10px;
  padding-top: 18px; border-top: 1px solid var(--line);
}
main h3 { font-size: 16px; margin: 24px 0 8px; }
.updated { color: var(--muted); font-size: 14px; margin: 0 0 8px; }

table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 14.5px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--brand); color: #fff; font-weight: 600; }
tbody tr:nth-child(even) { background: var(--surface); }

.note {
  border-left: 3px solid var(--brand);
  background: var(--brand-tint);
  padding: 14px 16px; border-radius: 0 10px 10px 0; margin: 18px 0;
}
.warn { border-left-color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, transparent); }
.note p:first-child { margin-top: 0; }
.note p:last-child { margin-bottom: 0; }

.fill {
  background: #FEF08A; color: #713F12;
  padding: 1px 6px; border-radius: 4px; font-weight: 600;
}

ol li, ul li { margin-bottom: 7px; }
a { color: var(--brand); }
code { background: var(--surface); padding: 2px 6px; border-radius: 5px; font-size: 0.9em; }

footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px; color: var(--muted); font-size: 14px;
}
footer a { color: var(--muted); }
footer nav { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }

/* wide tables must scroll inside themselves, never the page */
.scroll { overflow-x: auto; }