/* ============================================================
   BeeCore Quickstart — /developers/quickstart
   Sidebar geometry = Production Documentation baseline
   (see QUICKSTART_DOCUMENTATION_BASELINE.md — measured 2026-10-03)
   All classes prefixed qs- ; no global selectors touched.
   ============================================================ */
:root {
  --qs-sidebar-width: 250px;
  --qs-font: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --qs-mono: ui-monospace, SFMono-Regular, Consolas, monospace;
  --qs-text: #181818;
  --qs-muted: #667085;
  --qs-border: #e5e7eb;
  --qs-code-bg: #f8f9fa;
  --qs-accent: #f5b800;
  --qs-accent-dark: #b27600;
  --qs-active-bg: #fff7dc;
  --qs-pale: #fffbef;
  --qs-dark: #0f172a;
  --qs-dark-border: #1e293b;
  --qs-dark-text: #e2e8f0;
  --qs-dark-dim: #94a3b8;
}

/* ---------- Page shell (grid identical to .dp-page[data-public-docs]) ---------- */
#quickstart-root.qs-page {
  display: grid;
  grid-template-columns: var(--qs-sidebar-width) minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  background: #fff;
  border-top: 1px solid #eaeaea;
  min-height: calc(100vh - 76px);
  font-family: var(--qs-font);
  color: var(--qs-text);
  box-sizing: border-box;
}
#quickstart-root.qs-page *,
#quickstart-root.qs-page *::before,
#quickstart-root.qs-page *::after { box-sizing: border-box; }

/* ---------- Sidebar (geometry = Documentation .dp-toc baseline) ---------- */
.qs-toc {
  grid-column: 1;
  grid-row: 1 / span 2;
  width: auto;
  align-self: stretch;
  position: static;
  display: block;
  overflow: visible;
  background: #fff;
  padding: 24px 18px 40px 26px;
  border-top: 0;
  border-bottom: 0;
  border-left: 0;
  border-right: 1px solid var(--qs-border);
  border-radius: 0;
}
.qs-label {
  color: #737373;
  font-size: 11px;
  font-weight: 400;
  line-height: normal;
  letter-spacing: .08em;
  margin: 0 10px 8px;
  padding: 0;
}
.qs-group { display: block; margin: 0 0 24px; }
.qs-row {
  display: flex;
  align-items: center;
  width: 100%;
  margin: 0;
  color: #252525;
  font-family: inherit;
  font-size: 13px;
  font-weight: 400;
  line-height: normal;
  text-decoration: none;
  border: 0;
  border-left: 0 solid transparent;
  border-radius: 5px;
  padding: 9px 10px;
  background: transparent;
  cursor: pointer;
  text-align: left;
}
.qs-row:hover { color: #252525; background: #fafafa; }
.qs-row.qs-active,
.qs-row.qs-active:hover {
  background: var(--qs-active-bg);
  border-left: 3px solid var(--qs-accent);
}
.qs-row:focus-visible { outline: 2px solid var(--qs-accent); outline-offset: -2px; }
.qs-num {
  flex: none;
  width: 24px;
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  font-weight: 500;
  color: var(--qs-muted);
  letter-spacing: .02em;
}
.qs-row.qs-active .qs-num { color: var(--qs-accent-dark); }

/* ---------- Main column ---------- */
.qs-main {
  grid-column: 2;
  grid-row: 1 / span 2;
  min-width: 0;
}
.qs-content {
  width: 100%;
  max-width: 1000px;
  padding: 0 30px 60px;
  min-width: 0;
}
.qs-section { margin: 0 0 27px; scroll-margin-top: 89px; }
.qs-section h2 {
  font-size: 21px;
  font-weight: 700;
  line-height: normal;
  margin: 0 0 4px;
  color: var(--qs-text);
  letter-spacing: normal;
}
.qs-p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--qs-muted);
  margin: 4px 0 9px;
}

/* ---------- Section heading row (number chip + title) ---------- */
.qs-sec-head { display: flex; align-items: center; gap: 12px; margin: 0 0 10px; }
.qs-sec-num {
  flex: none;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--qs-pale);
  border: 1px solid #f3e6bb;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--qs-accent-dark);
}

/* ---------- Hero ---------- */
.qs-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 36px;
  align-items: center;
  padding: 34px 0 26px;
  border-bottom: 1px solid var(--qs-border);
  margin-bottom: 27px;
}
.qs-eyebrow {
  color: var(--qs-accent-dark);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  margin: 0 0 12px;
}
.qs-hero h1 {
  font-size: 42px;
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.5px;
  margin: 0 0 14px;
  color: var(--qs-text);
}
.qs-hero-desc {
  font-size: 16px;
  line-height: 1.55;
  color: var(--qs-muted);
  margin: 0 0 18px;
  max-width: 560px;
}
.qs-badges { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 22px; }
.qs-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--qs-border);
  background: #fff;
  border-radius: 999px;
  padding: 4px 11px;
  font-size: 12px;
  font-weight: 500;
  color: #344054;
}
.qs-badge i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--qs-accent); display: inline-block;
}
.qs-hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* Buttons (brand, flat, small radius) */
.qs-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 7px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}
.qs-btn-primary { background: var(--qs-accent); color: #181818; }
.qs-btn-primary:hover { background: #e6ac00; }
.qs-btn-secondary { background: #fff; color: var(--qs-text); border-color: #dfe3e8; }
.qs-btn-secondary:hover { border-color: #c8cfd8; background: #fafafa; }
.qs-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--qs-text);
  background: #fff;
  border: 1px solid #dfe3e8;
  border-radius: 7px;
  padding: 9px 16px;
  text-decoration: none;
}
.qs-link-btn:hover { border-color: #c8cfd8; background: #fafafa; }

/* ---------- Hero architecture visual (concept, flat) ---------- */
.qs-arch {
  border: 1px solid var(--qs-border);
  border-radius: 10px;
  background: #fff;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.qs-arch-box {
  border: 1px solid var(--qs-border);
  border-radius: 7px;
  background: #fff;
  padding: 10px 12px;
  text-align: center;
}
.qs-arch-box strong { display: block; font-size: 13px; font-weight: 600; color: var(--qs-text); }
.qs-arch-box span { display: block; font-size: 11px; color: var(--qs-muted); margin-top: 2px; }
.qs-arch-core {
  background: var(--qs-active-bg);
  border-color: #f3e6bb;
}
.qs-arch-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #98a2b3;
  height: 14px;
}
.qs-arch-arrow svg { display: block; }
.qs-arch-providers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.qs-arch-prov {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--qs-border);
  border-radius: 6px;
  background: #fff;
  padding: 7px 4px 6px;
}
.qs-arch-prov img { width: 18px; height: 18px; object-fit: contain; display: block; }
.qs-arch-prov span { font-size: 10px; color: var(--qs-muted); line-height: 1; }
.qs-arch-more {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed #d5dae1;
  border-radius: 6px;
  padding: 7px 4px;
  font-size: 10px;
  color: var(--qs-muted);
  line-height: 1;
}
.qs-arch-note { font-size: 10.5px; color: #98a2b3; text-align: center; margin-top: 2px; }

/* ---------- Core flow strip (4 steps + arrows) ---------- */
.qs-flow {
  display: grid;
  grid-template-columns: 1fr 22px 1fr 22px 1fr 22px 1fr;
  gap: 8px;
  align-items: stretch;
  border: 1px solid var(--qs-border);
  border-radius: 10px;
  background: #fff;
  padding: 16px;
  margin-bottom: 27px;
}
.qs-flow-step { min-width: 0; }
.qs-flow-title {
  font-family: var(--qs-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--qs-text);
  overflow-wrap: anywhere;
}
.qs-flow-desc { font-size: 12px; color: var(--qs-muted); margin-top: 3px; line-height: 1.4; }
.qs-flow-arrow { display: flex; align-items: center; justify-content: center; color: #98a2b3; }
.qs-flow-step .qs-flow-kicker {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--qs-accent-dark);
  margin-bottom: 5px;
}

/* ---------- Callout ---------- */
.qs-callout {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: var(--qs-pale);
  border: 1px solid #f3e6bb;
  border-radius: 7px;
  padding: 12px 14px;
  margin: 14px 0 9px;
}
.qs-callout svg { flex: none; margin-top: 1px; }
.qs-callout p { font-size: 13px; line-height: 1.5; color: #6b5a1e; margin: 0; }
.qs-callout strong { color: #52440f; font-weight: 600; }

/* ---------- Model panel (02) ---------- */
.qs-model-panel {
  border: 1px solid var(--qs-border);
  border-radius: 7px;
  background: #fff;
  max-width: 460px;
  margin: 12px 0 14px;
  overflow: hidden;
}
.qs-model-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  border-bottom: 1px solid var(--qs-border);
}
.qs-model-row:last-child { border-bottom: 0; }
.qs-model-key {
  font-size: 12px;
  color: var(--qs-muted);
  background: var(--qs-code-bg);
  padding: 9px 12px;
  border-right: 1px solid var(--qs-border);
}
.qs-model-val {
  font-size: 13px;
  color: var(--qs-text);
  padding: 9px 12px;
  font-family: var(--qs-mono);
  overflow-wrap: anywhere;
}
.qs-model-val.qs-plain { font-family: var(--qs-font); }
.qs-pill {
  display: inline-block;
  font-family: var(--qs-font);
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  padding: 2px 9px;
  background: var(--qs-active-bg);
  color: var(--qs-accent-dark);
  border: 1px solid #f3e6bb;
}

/* ---------- Code split region (03 + 04) ---------- */
.qs-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 500px;
  gap: 32px;
  align-items: start;
}
.qs-split-left .qs-sec-head { margin-top: 0; }

/* Dark developer panel */
.qs-panel {
  background: var(--qs-dark);
  border: 1px solid var(--qs-dark-border);
  border-radius: 10px;
  overflow: hidden;
}
.qs-panel-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--qs-dark-border);
}
.qs-panel-title { font-size: 12.5px; font-weight: 600; color: #f8fafc; margin: 0; }
.qs-panel-tabs { display: flex; gap: 4px; margin-left: auto; }
.qs-tab {
  font-family: var(--qs-font);
  font-size: 11px;
  font-weight: 500;
  color: var(--qs-dark-dim);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 5px;
  padding: 4px 9px;
  cursor: pointer;
}
.qs-tab:hover { color: #e2e8f0; }
.qs-tab.qs-tab-active {
  color: #f8fafc;
  background: var(--qs-dark-border);
}
.qs-copy {
  font-family: var(--qs-font);
  font-size: 11px;
  font-weight: 500;
  color: #cbd5e1;
  background: transparent;
  border: 1px solid #334155;
  border-radius: 5px;
  padding: 4px 9px;
  cursor: pointer;
}
.qs-copy:hover { border-color: #475569; color: #f8fafc; }
.qs-copy.qs-copied { color: #fbbf24; border-color: #b45309; }
.qs-code-wrap { display: none; }
.qs-code-wrap.qs-code-active { display: block; }
.qs-pre {
  margin: 0;
  padding: 14px 16px;
  overflow-x: auto;
  font: 12px/1.65 var(--qs-mono);
  color: var(--qs-dark-text);
  tab-size: 2;
}
.qs-pre code { font: inherit; }
/* restrained syntax palette (amber/green/slate — no purple) */
.qs-tok-k { color: #fbbf24; }            /* keyword / flag */
.qs-tok-s { color: #86efac; }            /* string */
.qs-tok-c { color: #64748b; }            /* comment */
.qs-tok-f { color: #7dd3fc; }            /* function/attr */
.qs-tok-p { color: #94a3b8; }            /* punctuation-dim */

/* Response block inside same panel */
.qs-panel-sub {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px 0;
}
.qs-panel-subtitle { font-size: 11px; font-weight: 600; letter-spacing: .06em; color: var(--qs-dark-dim); margin: 0; }
.qs-panel-divider { border: 0; border-top: 1px solid var(--qs-dark-border); margin: 12px 0 0; }
.qs-endpoint {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px 12px;
}
.qs-endpoint-label { font-size: 11px; font-weight: 600; letter-spacing: .06em; color: var(--qs-dark-dim); flex: none; }
.qs-endpoint-url {
  font: 11.5px/1.4 var(--qs-mono);
  color: var(--qs-dark-text);
  background: #0b1120;
  border: 1px solid var(--qs-dark-border);
  border-radius: 5px;
  padding: 6px 10px;
  overflow-wrap: anywhere;
  min-width: 0;
}

/* ---------- Compatibility (05) ---------- */
.qs-compat {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 300px;
  gap: 16px;
  align-items: stretch;
}
.qs-compat-col {
  border: 1px solid var(--qs-border);
  border-radius: 7px;
  background: #fff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.qs-compat-head {
  font-size: 12px;
  font-weight: 600;
  color: var(--qs-text);
  padding: 9px 12px;
  border-bottom: 1px solid var(--qs-border);
  background: var(--qs-code-bg);
}
.qs-light-code {
  margin: 0;
  padding: 12px;
  font: 11.5px/1.6 var(--qs-mono);
  color: var(--qs-text);
  overflow-x: auto;
  flex: 1;
}
.qs-change-list { list-style: none; margin: 0; padding: 4px 0; flex: 1; }
.qs-change-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 9px 12px;
  border-bottom: 1px solid #f1f3f5;
  font-size: 13px;
  color: #344054;
  line-height: 1.45;
}
.qs-change-list li:last-child { border-bottom: 0; }
.qs-change-n {
  flex: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--qs-pale);
  border: 1px solid #f3e6bb;
  color: var(--qs-accent-dark);
  font-size: 10.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}
.qs-compat-note {
  font-size: 11.5px;
  color: var(--qs-muted);
  padding: 9px 12px;
  border-top: 1px dashed var(--qs-border);
  line-height: 1.5;
}

/* ---------- BYOK (06) ---------- */
.qs-byok-flow {
  display: grid;
  grid-template-columns: 1fr 22px 1fr 22px 1fr 22px 1fr;
  gap: 8px;
  align-items: stretch;
  margin: 14px 0;
}
.qs-byok-step {
  border: 1px solid var(--qs-border);
  border-radius: 7px;
  background: #fff;
  padding: 11px 12px;
  min-width: 0;
}
.qs-byok-step strong { display: block; font-size: 12.5px; font-weight: 600; color: var(--qs-text); }
.qs-byok-step span { display: block; font-size: 11.5px; color: var(--qs-muted); margin-top: 3px; line-height: 1.4; }
.qs-prov-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin: 12px 0 6px; }
.qs-prov-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--qs-border);
  border-radius: 7px;
  background: #fff;
  padding: 7px 12px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--qs-text);
}
.qs-prov-chip img { width: 16px; height: 16px; object-fit: contain; }
.qs-prov-chip .qs-soon { font-size: 10px; font-weight: 600; color: #98a2b3; letter-spacing: .04em; }
.qs-prov-note { font-size: 12px; color: var(--qs-muted); margin: 6px 0 0; }

/* ---------- Quick reference (07) 2×3 ---------- */
.qs-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}
.qs-card {
  display: block;
  border: 1px solid var(--qs-border);
  border-radius: 7px;
  background: #fff;
  padding: 14px 16px;
  text-decoration: none;
  transition: border-color .12s ease;
}
.qs-card:hover { border-color: #d2c58a; }
.qs-card-icon { color: var(--qs-accent-dark); margin-bottom: 9px; }
.qs-card-title { font-size: 13.5px; font-weight: 600; color: var(--qs-text); margin: 0 0 3px; }
.qs-card-desc { font-size: 12.5px; line-height: 1.5; color: var(--qs-muted); margin: 0 0 8px; }
.qs-card-arrow { font-size: 13px; color: #98a2b3; }

/* ---------- Next steps (08) ---------- */
.qs-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}
.qs-card-ns { border: 1px solid var(--qs-border); border-radius: 7px; background: #fff; padding: 14px 16px; display: block; text-decoration: none; transition: border-color .12s ease; }
.qs-card-ns:hover { border-color: #d2c58a; }
.qs-card-ns h3 { font-size: 13.5px; font-weight: 600; color: var(--qs-text); margin: 0 0 3px; }
.qs-card-ns p { font-size: 12.5px; line-height: 1.5; color: var(--qs-muted); margin: 0 0 8px; }

/* ---------- Final CTA (13) ---------- */
.qs-final {
  background: var(--qs-active-bg);
  border: 1px solid #f3e6bb;
  border-radius: 10px;
  padding: 26px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 34px 0 0;
}
.qs-final h2 { font-size: 22px; font-weight: 700; margin: 0 0 4px; color: var(--qs-text); }
.qs-final p { font-size: 14px; color: #6b5a1e; margin: 0; }

/* ---------- Responsive (mirrors Documentation pattern) ---------- */
@media (max-width: 1000px) {
  #quickstart-root.qs-page { --qs-sidebar-width: 210px; }
  .qs-hero { grid-template-columns: minmax(0, 1fr); }
  .qs-arch { max-width: 460px; }
  .qs-split { grid-template-columns: minmax(0, 1fr); }
  .qs-compat { grid-template-columns: minmax(0, 1fr); }
  .qs-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .qs-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .qs-flow { grid-template-columns: 1fr 22px 1fr; }
  .qs-flow-arrow:nth-of-type(4), .qs-flow-step:nth-child(6), .qs-flow-arrow:nth-of-type(5), .qs-flow-step:nth-child(7) { display: none; }
  .qs-byok-flow { grid-template-columns: 1fr 22px 1fr; }
  .qs-byok-flow .qs-flow-arrow:nth-of-type(4), .qs-byok-flow .qs-byok-step:nth-child(6), .qs-byok-flow .qs-flow-arrow:nth-of-type(5), .qs-byok-flow .qs-byok-step:nth-child(7) { display: none; }
}
@media (max-width: 700px) {
  #quickstart-root.qs-page { display: flex; flex-direction: column; }
  .qs-toc {
    order: 0;
    border-right: 0;
    border-bottom: 1px solid var(--qs-border);
    padding: 18px 16px 18px;
  }
  .qs-main { order: 1; min-width: 0; }
  .qs-content { padding: 0 16px 60px; }
  .qs-hero h1 { font-size: 30px; }
  .qs-grid-3, .qs-grid-4 { grid-template-columns: minmax(0, 1fr); }
  .qs-flow, .qs-byok-flow { grid-template-columns: minmax(0, 1fr); }
  .qs-flow-arrow, .qs-byok-flow .qs-flow-arrow { display: none; }
  .qs-final { flex-direction: column; align-items: flex-start; }
}

/* Quickstart layout correction: full-width surfaces + fixed desktop sidebar. */
@media (min-width:701px){
  #quickstart-root.qs-page>.qs-toc{position:sticky;top:65px;left:0;width:250px;height:calc(100vh - 65px);align-self:start;overflow-y:auto;z-index:20}
  #quickstart-root.qs-page>.qs-content{grid-column:2;width:100%;max-width:none}
}
.qs-p{max-width:1000px}