.dev-page { background: var(--ink); color: var(--chalk); }
.dev-page .dev-wrap { max-width: 860px; margin: 0 auto; padding: clamp(32px, 6vw, 72px) clamp(16px, 4vw, 40px); }
.dev-page .eyebrow { color: var(--brass); font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
.dev-page h1 { font: 700 clamp(2.2rem, 5vw, 3.4rem)/1.05 var(--font-display); letter-spacing: -.02em; margin: .4rem 0 1rem; text-wrap: balance; }
.dev-page h2 { font: 700 clamp(1.5rem, 3vw, 1.9rem)/1.15 var(--font-display); margin: 2.8rem 0 .7rem; }
.dev-page h3 { font: 600 1.1rem/1.3 var(--font-display); margin: 1.8rem 0 .4rem; }
.dev-page p, .dev-page li { color: var(--chalk-2); line-height: 1.6; }
.dev-page .lede { font-size: 1.15rem; max-width: 60ch; }
.dev-page a { color: var(--brass); }
.dev-page code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .92em; color: var(--chalk); }
.dev-page pre { background: #0A1321; border: 1px solid var(--line-ink); border-radius: 12px; padding: 14px 16px; overflow-x: auto; margin: .6rem 0 1rem; max-width: 100%; }
.dev-page pre code { font-size: .85rem; line-height: 1.55; color: var(--chalk); white-space: pre; }
.dev-page .endpoint { display: flex; flex-wrap: wrap; gap: .6rem; align-items: baseline; margin: 2rem 0 .3rem; }
.dev-page .endpoint h3 { margin: 0; }
.dev-page .verb { background: var(--ink-3); color: var(--verdigris-2); border-radius: 6px; padding: 2px 8px; font: 600 .8rem ui-monospace, Menlo, monospace; }
.dev-page .toc { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; }
.dev-page table { width: 100%; border-collapse: collapse; margin: .6rem 0 1rem; font-size: .95rem; }
.dev-page th, .dev-page td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--line-ink); vertical-align: top; color: var(--chalk-2); }
.dev-page th { color: var(--chalk); }
.dev-page .tablewrap { overflow-x: auto; }
.dev-page .note { background: var(--ink-2); border: 1px solid var(--line-ink); border-left: 3px solid var(--brass); border-radius: 10px; padding: .7rem 1rem; margin: 1rem 0; }

/* ---------- Generated docs pages (scripts/build_docs.py + assets/js/docs.js) ----------
   Phone first: one column, 16 px gutters, code blocks scroll inside themselves. At 1100 px: a sticky left nav,
   and every row is prose | code, Stripe-style, the code panel sticky beside its text. */
.doc-page .doc-shell { max-width: 1440px; margin: 0 auto; padding: 28px 16px 72px; }
.doc-page [id] { scroll-margin-top: 88px; }
.doc-page .doc-main { min-width: 0; }
.doc-page .doc-hero { max-width: 68ch; padding-bottom: 8px; }
.doc-page .doc-hero h1 { margin-top: .3rem; }
.doc-page .doc-tools { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.1rem 0 .4rem; }
.doc-page .doc-tool { display: inline-flex; align-items: center; min-height: 36px; padding: .35rem .9rem; border: 1px solid var(--line-ink); border-radius: var(--r-pill); background: var(--ink-2); color: var(--chalk); font: 500 .85rem var(--font-body); text-decoration: none; cursor: pointer; }
.doc-page .doc-tool:hover { border-color: var(--brass); }

/* nav: "On this page" */
.doc-page .doc-nav { margin-bottom: 8px; }
.doc-page .doc-toc { border: 1px solid var(--line-ink); border-radius: 12px; background: var(--ink-2); }
.doc-page .doc-toc summary { cursor: pointer; padding: .7rem 1rem; color: var(--chalk); font: 600 .9rem var(--font-body); list-style-position: inside; }
.doc-page .doc-toc ol { list-style: none; margin: 0; padding: 0 .5rem .6rem; }
.doc-page .doc-toc a { display: block; padding: .45rem .6rem; border-left: 2px solid transparent; color: var(--chalk-2); text-decoration: none; font-size: .95rem; line-height: 1.35; }
.doc-page .doc-toc a:hover { color: var(--chalk); }
.doc-page .doc-toc a[aria-current] { color: var(--chalk); border-left-color: var(--brass); }

/* sections and rows */
.doc-page .doc-sec { border-top: 1px solid var(--line-ink); margin-top: 2.2rem; }
.doc-page .doc-row + .doc-row { margin-top: .6rem; }
.doc-page .doc-prose { min-width: 0; max-width: 68ch; }
/* A long URL or code word breaks inside the text column instead of widening the page on a phone. */
.doc-page .doc-prose p, .doc-page .doc-prose li { overflow-wrap: anywhere; }
/* The tutorial's calls.csv picture reads like a spreadsheet: on a phone it scrolls sideways inside its box, and a
   phone number never breaks at its dashes (the point of Step 5). */
@media (max-width: 699px) { .doc-page section[aria-labelledby="what-you-will-build"] table { min-width: 34rem; } }
.doc-page section[aria-labelledby="what-you-will-build"] td:nth-child(2) { white-space: nowrap; }
.doc-page .doc-prose > h2:first-child { margin-top: 2rem; }
.doc-page .doc-prose > h3:first-child { margin-top: 1.8rem; }
.doc-page .doc-code { min-width: 0; }
.doc-page h4 { font: 600 .78rem/1.3 var(--font-body); letter-spacing: .08em; text-transform: uppercase; color: var(--chalk-2); margin: 1.4rem 0 .3rem; }
.doc-page .doc-path { font-size: .95rem; word-break: break-all; }

/* code blocks and tabs */
.doc-page .doc-block { background: #0A1321; border: 1px solid var(--line-ink); border-radius: 12px; margin: .8rem 0 1rem; overflow: hidden; }
.doc-page .doc-block-head { display: flex; align-items: center; gap: .5rem; min-height: 40px; padding: 4px 6px 4px 14px; background: var(--ink-2); border-bottom: 1px solid var(--line-ink); font-size: .8rem; }
.doc-page .doc-block-label { color: var(--chalk); font-weight: 600; white-space: nowrap; }
.doc-page .doc-block-note { color: var(--chalk-2); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-page .doc-block-note a { color: var(--brass); }
.doc-page .doc-block pre { margin: 0; border: 0; border-radius: 0; background: transparent; max-width: 100%; overflow-x: auto; }
.doc-page .doc-tablist { display: flex; gap: 2px; min-width: 0; overflow-x: auto; }
.doc-page .doc-tablist [role="tab"] { background: none; border: 0; border-radius: 6px; padding: 6px 10px; color: var(--chalk-2); font: 600 .8rem var(--font-body); cursor: pointer; white-space: nowrap; }
.doc-page .doc-tablist [role="tab"]:hover { color: var(--chalk); }
.doc-page .doc-tablist [role="tab"][aria-selected="true"] { background: var(--ink-3); color: var(--chalk); box-shadow: inset 0 -2px 0 var(--brass); }
.doc-page .doc-copy { margin-left: auto; flex: none; background: none; border: 1px solid var(--line-ink); border-radius: 6px; padding: 4px 10px; color: var(--chalk-2); font: 500 .78rem var(--font-body); cursor: pointer; }
.doc-page .doc-copy:hover { color: var(--chalk); border-color: var(--chalk-2); }
@media (pointer: coarse) { .doc-page .doc-copy, .doc-page .doc-tablist [role="tab"] { min-height: 40px; } }

/* callouts */
.doc-page .doc-callout { background: var(--ink-2); border: 1px solid var(--line-ink); border-left: 3px solid var(--verdigris); border-radius: 10px; padding: .55rem 1rem; margin: 1rem 0; }
.doc-page .doc-callout.is-warning { border-left-color: var(--ember); }
.doc-page .doc-callout p { margin: .35rem 0; }
.doc-page .doc-callout strong { color: var(--chalk); }

/* the key box */
.doc-page .doc-keybox { background: var(--ink-2); border: 1px solid var(--line-ink); border-radius: 12px; padding: 14px 16px; margin: 1rem 0 1.2rem; }
.doc-page .doc-keybox-label { display: block; color: var(--chalk); font-weight: 600; margin-bottom: .4rem; }
.doc-page .doc-keybox-field { display: flex; gap: .5rem; }
.doc-page .doc-keybox input { flex: 1; min-width: 0; min-height: 44px; padding: 10px 12px; border: 1px solid var(--line-ink); border-radius: 8px; background: #0A1321; color: var(--chalk); font: 16px ui-monospace, SFMono-Regular, Menlo, monospace; }
.doc-page .doc-keybox input:focus { border-color: var(--brass); outline: none; box-shadow: 0 0 0 3px rgba(224, 174, 78, .25); }
.doc-page .doc-keybox-clear { background: none; border: 1px solid var(--line-ink); border-radius: 8px; padding: 0 14px; color: var(--chalk-2); cursor: pointer; }
.doc-page .doc-keybox-msg { font-size: .9rem; margin: .5rem 0 0; }
.doc-page .doc-keybox-warn { font-size: .9rem; margin: .4rem 0 0; color: var(--brass-2); font-weight: 600; }

/* tables: parameters become stacked cards on a phone */
.doc-page .doc-errors td:first-child, .doc-page .doc-errs td:first-child { font-variant-numeric: tabular-nums; white-space: nowrap; }
@media (max-width: 699px) {
  .doc-page .doc-params thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .doc-page .doc-params, .doc-page .doc-params tbody, .doc-page .doc-params tr { display: block; width: 100%; }
  .doc-page .doc-params tr { padding: .6rem 0; border-bottom: 1px solid var(--line-ink); }
  .doc-page .doc-params td { display: inline; border: 0; padding: 0 .5rem 0 0; }
  .doc-page .doc-params td[data-label="Type"], .doc-page .doc-params td[data-label="Required"] { font-size: .85rem; }
  .doc-page .doc-params td[data-label="Required"]::before { content: "required: "; }
  .doc-page .doc-params td[data-label="Description"] { display: block; padding-top: .25rem; }
}

/* desktop: nav | prose | code */
@media (min-width: 1100px) {
  .doc-page .doc-shell { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 48px; padding: 40px 32px 96px; }
  .doc-page .doc-nav { margin: 0; }
  .doc-page .doc-nav-inner { position: sticky; top: 88px; max-height: calc(100vh - 110px); overflow-y: auto; }
  .doc-page .doc-toc { border: 0; background: none; }
  .doc-page .doc-toc summary { pointer-events: none; list-style: none; padding: .2rem .6rem .5rem; color: var(--chalk-2); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
  .doc-page .doc-toc summary::-webkit-details-marker { display: none; }
  .doc-page .doc-toc ol { padding: 0; }
  .doc-page .doc-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: start; }
  .doc-page .doc-code-inner { position: sticky; top: 88px; padding-top: 1.6rem; }
  .doc-page .doc-block.is-file pre { max-height: min(70vh, 640px); overflow: auto; }
}