/* Rangeen landing — internal documentation / system handbook design.
   Palette from whitelabels/WL2: primary #7C3AED, dark #5B21B6,
   light #A78BFA, accent #DB2777 (used sparingly). */

:root {
  --lp-accent: #7c3aed;
  --lp-accent-strong: #5b21b6;
  --lp-accent-soft: #f5f3ff;
  --pink: #db2777;
  --ink: #1e1b2e;
  --ink-soft: #3f3b52;
  --muted: #6f6b85;
  --line: #e7e5f0;
  --bg-alt: #faf9fd;
  --radius: 12px;
  --topbar-h: 60px;
}

body { color: var(--ink); background: #fff; font-size: 15.5px; line-height: 1.65; }

h1, h2, h3, h4 { line-height: 1.25; letter-spacing: -0.015em; margin: 0; }
p { margin: 0 0 12px; }

/* ── Top bar ─────────────────────────────────────────────────────────── */

.topbar {
  position: sticky; top: 0; z-index: 100;
  height: var(--topbar-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar__in {
  max-width: 1240px; margin: 0 auto; padding: 0 24px;
  height: 100%;
  display: flex; align-items: center; gap: 16px;
}
.topbar__logo { display: flex; align-items: center; }
.topbar__logo img { height: 28px; width: auto; }
.topbar__tag {
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--muted);
  padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px;
  white-space: nowrap;
}
.topbar__actions { margin-left: auto; display: flex; gap: 10px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 9px 18px;
  border-radius: 9px;
  font-size: 14px; font-weight: 600;
  text-decoration: none; cursor: pointer;
  border: 1.5px solid transparent;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn--primary { background: var(--lp-accent); color: #fff; }
.btn--primary:hover { background: var(--lp-accent-strong); }
.btn--ghost { border-color: #d6d3e4; color: var(--ink); background: #fff; }
.btn--ghost:hover { border-color: var(--lp-accent); color: var(--lp-accent); }

/* ── Intro band ──────────────────────────────────────────────────────── */

.intro {
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(700px 320px at 90% -20%, rgba(167, 139, 250, 0.14), transparent 60%),
    linear-gradient(#fff, var(--bg-alt));
}
.intro__in { max-width: 1240px; margin: 0 auto; padding: 52px 24px 44px; }
.intro h1 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 700; max-width: 24em; }
.intro p { margin-top: 14px; max-width: 46em; font-size: 1.03rem; color: var(--ink-soft); }
.intro__meta { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 10px; }
.intro__chip {
  font-size: 12.5px; font-weight: 600;
  color: var(--lp-accent-strong); background: var(--lp-accent-soft);
  border: 1px solid #ddd6fe;
  padding: 5px 12px; border-radius: 999px;
}

/* ── Docs layout ─────────────────────────────────────────────────────── */

.docs {
  max-width: 1240px; margin: 0 auto; padding: 0 24px 90px;
  display: grid; grid-template-columns: 270px minmax(0, 1fr); gap: 56px;
}

.side {
  position: sticky; top: calc(var(--topbar-h) + 20px);
  align-self: start;
  max-height: calc(100vh - var(--topbar-h) - 40px);
  overflow-y: auto;
  padding: 26px 10px 26px 0;
}
.side h2 {
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--muted);
  margin: 20px 0 8px;
}
.side h2:first-child { margin-top: 0; }
.side ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 1px; }
.side a {
  display: block; padding: 5px 10px;
  border-radius: 7px; border-left: 2px solid transparent;
  font-size: 13.5px; color: var(--ink-soft); text-decoration: none;
}
.side a:hover { background: var(--lp-accent-soft); color: var(--lp-accent-strong); }

.body { padding-top: 34px; max-width: 820px; }

.doc-sec { padding: 26px 0 10px; scroll-margin-top: calc(var(--topbar-h) + 16px); }
.doc-sec + .doc-sec { border-top: 1px solid var(--line); margin-top: 22px; }

.doc-sec h2 { font-size: 1.42rem; font-weight: 700; margin-bottom: 4px; }
.doc-sec .lede { font-size: 15px; color: var(--muted); margin-bottom: 16px; }
.doc-sec h3 { font-size: 1.02rem; font-weight: 650; margin: 24px 0 8px; }
.doc-sec p { font-size: 14.5px; line-height: 1.7; color: var(--ink-soft); }
.doc-sec p b, .doc-sec li b { color: var(--ink); }
.doc-sec ul, .doc-sec ol { margin: 0 0 14px; padding-left: 20px; display: grid; gap: 7px; }
.doc-sec li { font-size: 14.5px; line-height: 1.65; color: var(--ink-soft); }

/* "Where to find it" breadcrumb chip */
.where {
  display: inline-flex; flex-wrap: wrap; align-items: center; gap: 6px;
  font-size: 12.8px; font-weight: 600; color: var(--lp-accent-strong);
  background: var(--lp-accent-soft); border: 1px solid #ddd6fe;
  border-radius: 8px; padding: 5px 12px;
  margin: 0 0 14px;
}
.where::before { content: '📍'; font-size: 12px; }

/* "How you use it" walkthrough callout */
.howto {
  border: 1px solid #ddd6fe; border-left: 3px solid var(--lp-accent);
  background: var(--lp-accent-soft);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 14px 18px 6px;
  margin: 16px 0 18px;
}
.howto > h4 {
  font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--lp-accent-strong);
  margin: 0 0 10px;
}
.howto ol { margin: 0 0 10px; padding-left: 20px; display: grid; gap: 6px; }
.howto li { font-size: 14px; line-height: 1.6; color: var(--ink-soft); }
.howto p { font-size: 13.5px; }

/* Plain informational note */
.note {
  border: 1px solid var(--line); border-left: 3px solid var(--pink);
  background: #fdf8fb;
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 12px 16px;
  margin: 14px 0;
  font-size: 13.8px; line-height: 1.6; color: var(--ink-soft);
}

/* Add-on badge */
.badge {
  display: inline-flex; align-items: center;
  padding: 2px 9px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  background: #fdf2f8; color: var(--pink); border: 1px solid #fbcfe8;
  vertical-align: 3px; margin-left: 8px;
}

/* Tables */
.tbl-wrap { overflow-x: auto; margin: 12px 0 18px; border: 1px solid var(--line); border-radius: var(--radius); }
.tbl { border-collapse: collapse; width: 100%; min-width: 540px; font-size: 13.6px; }
.tbl th {
  text-align: left; padding: 9px 14px;
  background: var(--bg-alt); color: var(--ink);
  font-weight: 650; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.tbl td { padding: 8px 14px; border-bottom: 1px solid var(--line); color: var(--ink-soft); vertical-align: top; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl td:first-child { font-weight: 600; color: var(--ink); white-space: nowrap; }

kbd {
  font-family: inherit; font-size: 12.5px; font-weight: 600;
  background: #fff; color: var(--ink);
  border: 1px solid #d6d3e4; border-bottom-width: 2px; border-radius: 6px;
  padding: 1px 7px;
}

/* Footer */
.footer { border-top: 1px solid var(--line); background: var(--bg-alt); }
.footer__in {
  max-width: 1240px; margin: 0 auto; padding: 26px 24px;
  display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--muted);
}
.footer a { color: var(--ink-soft); text-decoration: none; font-weight: 500; }
.footer a:hover { color: var(--lp-accent); }
.footer__links { display: flex; gap: 18px; }

/* Responsive + print */
@media (max-width: 900px) {
  .docs { grid-template-columns: 1fr; gap: 0; }
  .side { position: static; max-height: none; padding-bottom: 0; }
  .body { padding-top: 10px; }
}
@media print {
  .topbar, .side, .footer, .topnav, .doc-switch { display: none; }
  .docs { display: block; }
  .doc-sec pre { white-space: pre-wrap; }
}

/* ── Cross-document nav (in the top bar) ─────────────────────────────── */

.topnav { display: flex; gap: 2px; margin-left: 6px; flex-wrap: wrap; }
.topnav a {
  font-size: 13.5px; font-weight: 600; color: var(--muted);
  text-decoration: none; padding: 6px 11px; border-radius: 8px;
  white-space: nowrap;
}
.topnav a:hover { background: var(--lp-accent-soft); color: var(--lp-accent-strong); }
.topnav a.is-active { color: var(--lp-accent-strong); background: var(--lp-accent-soft); }

@media (max-width: 640px) {
  .topbar__in { gap: 8px; }
  .topnav a { padding: 6px 8px; font-size: 12.5px; }
}

/* ── Inline code & code blocks ───────────────────────────────────────── */

code {
  font-family: ui-monospace, 'SFMono-Regular', 'Cascadia Code', Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: #f3f1fb;
  color: #4c2c86;
  border: 1px solid #ece8fa;
  border-radius: 5px;
  padding: 1px 5px;
  white-space: nowrap;
}

.doc-sec pre {
  margin: 12px 0 18px;
  padding: 14px 16px;
  background: #fbfaff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--lp-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  overflow-x: auto;
  font-family: ui-monospace, 'SFMono-Regular', 'Cascadia Code', Menlo, Consolas, monospace;
  font-size: 12.8px; line-height: 1.62; color: var(--ink);
  tab-size: 2;
}
.doc-sec pre code {
  font: inherit; background: none; border: 0; padding: 0;
  color: inherit; white-space: pre;
}

/* Small eyebrow that labels an example / code block */
.ex {
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--muted);
  margin: 18px 0 6px;
}

/* ── Documentation-home hub cards (index.html) ───────────────────────── */

.hub {
  max-width: 1240px; margin: 0 auto; padding: 40px 24px 20px;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 22px;
}
.hub__card {
  display: flex; flex-direction: column;
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 26px; background: #fff; text-decoration: none; color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.hub__card:hover {
  border-color: var(--lp-accent);
  box-shadow: 0 10px 30px rgba(124, 58, 237, 0.10);
  transform: translateY(-2px);
}
.hub__kicker {
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--lp-accent-strong);
}
.hub__card h3 { font-size: 1.35rem; font-weight: 700; margin: 8px 0; color: var(--ink); }
.hub__card > p { font-size: 14.5px; color: var(--ink-soft); margin: 0 0 14px; }
.hub__card ul { margin: 0 0 20px; padding-left: 18px; display: grid; gap: 6px; }
.hub__card li { font-size: 13.5px; color: var(--ink-soft); line-height: 1.55; }
.hub__go { margin-top: auto; font-size: 14px; font-weight: 650; color: var(--lp-accent-strong); }
.hub__card:hover .hub__go { color: var(--lp-accent); }

/* A quiet "at a glance" module strip on the hub */
.hub-strip { max-width: 1240px; margin: 0 auto; padding: 8px 24px 70px; }
.hub-strip h2 {
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 14px;
}
.hub-strip__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px 22px; }
.hub-strip__item { font-size: 13.8px; color: var(--ink-soft); }
.hub-strip__item b { color: var(--ink); font-weight: 650; }

/* ── Definition-style list (used in the handbook for token/verb glosses) ─ */
.deflist { display: grid; gap: 10px; margin: 12px 0 18px; }
.deflist > div { display: grid; grid-template-columns: minmax(140px, 220px) 1fr; gap: 14px; align-items: baseline; }
.deflist dt, .deflist .dt { font-weight: 600; color: var(--ink); }
.deflist dd, .deflist .dd { margin: 0; font-size: 14.2px; color: var(--ink-soft); }
@media (max-width: 620px) { .deflist > div { grid-template-columns: 1fr; gap: 3px; } }