/* docs/assets/dmc12.css
 * Shared design system for dmc-12.ai. Tokens + base components are lifted
 * verbatim from docs/index.html so guide pages are visually identical to the
 * landing page; the guide-only block at the bottom adds the docs shell,
 * field-reference tables, PII badges, and the deal-handoff builder. */

:root {
  --bg: #ffffff;
  --bg-soft: #f7f7f5;
  --ink: #111111;
  --ink-soft: #4a4a48;
  --ink-mute: #78786f;
  --line: #e6e5e0;
  --line-strong: #cfcec6;
  --accent: #1537a6;       /* confident deep blue, original (not brand-copied) */
  --accent-ink: #0e256e;
  --accent-soft: #eef1fb;
  --ok: #0a6b3a;
  --code-bg: #0e0e0d;
  --code-ink: #e8e6de;
  --code-mute: #8a8a7f;
  --maxw: 1080px;
  --pad: 28px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.mono { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace; font-feature-settings: "zero" 1, "ss01" 1; }
a { color: var(--accent-ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent); }
hr { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* Top strip */
.strip { border-bottom: 1px solid var(--line); background: var(--bg); }
.strip-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px var(--pad);
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}
.strip .brand { display: flex; gap: 10px; align-items: center; font-weight: 600; letter-spacing: -0.005em; }
.strip .brand .glyph { width: 22px; height: 22px; border-radius: 4px; object-fit: contain; }
.strip .brand a { text-decoration: none; color: inherit; }
.strip .meta { color: var(--ink-mute); display: flex; gap: 18px; align-items: center; }
.strip .meta .dot {
  display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: #19b36a; margin-right: 7px; vertical-align: middle;
  box-shadow: 0 0 0 3px rgba(25,179,106,.15);
}
.strip .meta .sep { color: var(--line-strong); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }
section { padding: 56px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: 0; }

/* Section headers */
.sec-head {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  margin-bottom: 32px;
  align-items: baseline;
}
.sec-head .num { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--ink-mute); letter-spacing: 0.04em; }
.sec-head h2 {
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 600;
  margin: 0;
  text-wrap: balance;
}
.sec-head .sub { color: var(--ink-mute); font-size: 14px; margin-top: 8px; max-width: 60ch; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 18px;
  border-radius: 7px;
  font-weight: 500;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.btn:hover { border-color: var(--ink); }
.btn.primary { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn.primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn .arr { font-family: 'JetBrains Mono', monospace; opacity: .7; transition: transform .15s, opacity .15s; }
.btn:hover .arr { transform: translateX(2px); opacity: 1; }

/* Endpoint block (dark) */
.endpoint {
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: 10px;
  padding: 18px 20px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  overflow: hidden;
}
.endpoint .label { color: var(--code-mute); user-select: none; font-size: 12px; }
.endpoint .url { overflow-x: auto; white-space: nowrap; scrollbar-width: thin; }
.endpoint .url::-webkit-scrollbar { height: 6px; }
.endpoint .url::-webkit-scrollbar-thumb { background: #2b2b29; border-radius: 6px; }
.endpoint button.copy {
  background: #1d1d1c;
  color: var(--code-ink);
  border: 1px solid #2f2f2c;
  padding: 7px 12px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  transition: background .15s, border-color .15s;
  white-space: nowrap;
}
.endpoint button.copy:hover { background: #2a2a28; border-color: #3b3b37; }
.endpoint button.copy.copied { color: #67e19a; border-color: #1b4633; background: #0d1e16; }

/* Verify rows (reused for live well-known links) */
.verify-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  align-items: start;
  margin-bottom: 12px;
}
.verify-row .what { font-weight: 500; font-size: 14px; letter-spacing: -0.005em; }
.verify-row .what .hint { display: block; font-weight: 400; color: var(--ink-mute); font-size: 12px; margin-top: 3px; }
.verify-row a.url {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  color: var(--accent-ink);
  word-break: break-all;
  text-decoration: none;
  line-height: 1.5;
}
.verify-row a.url:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 50;
  box-shadow: 0 4px 14px rgba(0,0,0,.18);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===================================================================== */
/* GUIDE-ONLY COMPONENTS                                                 */
/* ===================================================================== */

/* Two-column docs shell: sticky left nav + content */
.guide-shell {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
}
.guide-nav {
  position: sticky;
  top: 24px;
  padding: 28px 0;
  font-size: 14px;
}
.guide-nav .home {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-mute);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 20px;
}
.guide-nav .home:hover { color: var(--accent); }
.guide-nav .nav-group {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 22px 0 10px;
}
.guide-nav ul { list-style: none; margin: 0; padding: 0; }
.guide-nav li { margin: 0; }
.guide-nav a {
  display: block;
  padding: 7px 12px;
  border-radius: 6px;
  color: var(--ink-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  line-height: 1.4;
}
.guide-nav a:hover { background: var(--bg-soft); color: var(--ink); }
.guide-nav a.active {
  color: var(--accent-ink);
  font-weight: 600;
  border-left-color: var(--accent);
  background: var(--accent-soft);
}
.guide-main { padding: 28px 0 80px; min-width: 0; }
.guide-main h1 {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 600;
  margin: 0 0 14px;
  text-wrap: balance;
}
.guide-main .lede { font-size: 17px; color: var(--ink-soft); max-width: 62ch; margin: 0 0 28px; }
.guide-main h2 {
  font-size: 22px;
  letter-spacing: -0.015em;
  font-weight: 600;
  margin: 44px 0 14px;
  padding-top: 8px;
}
.guide-main h3 { font-size: 16px; font-weight: 600; margin: 28px 0 10px; }
.guide-main p { max-width: 68ch; }
.guide-main ul.prose, .guide-main ol.prose { max-width: 66ch; padding-left: 22px; }
.guide-main ul.prose li, .guide-main ol.prose li { margin-bottom: 7px; }
.guide-main code:not(.code code) {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88em;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
}

/* Scope pill — reuses the landing page color language */
.scope-pill {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 4px 11px;
  background: var(--bg-soft);
  color: var(--ink-soft);
}
.scope-pill .pip { width: 7px; height: 7px; border-radius: 50%; background: var(--line-strong); }
.scope-pill.read .pip { background: #19b36a; }
.scope-pill.write .pip { background: var(--accent); }
.scope-pill.handoff .pip { background: #c2410c; }

/* Field reference table */
.field-table { width: 100%; border-collapse: collapse; margin: 14px 0 8px; font-size: 13.5px; }
.field-table th {
  text-align: left;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line-strong);
}
.field-table td { padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.field-table tr:last-child td { border-bottom: 0; }
.field-table td.fname { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; color: var(--accent-ink); white-space: nowrap; }
.field-table td.ftype { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--ink-mute); }
.field-table td.fconstraint { font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: var(--ink-soft); }
.field-table .sub-row td.fname { padding-left: 28px; color: var(--ink-soft); }

/* Badges */
.badge {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.02em;
  padding: 2px 7px;
  border-radius: 4px;
  white-space: nowrap;
  border: 1px solid transparent;
}
.badge-req { background: var(--accent-soft); color: var(--accent-ink); border-color: #cfd8f3; }
.badge-opt { background: #f0f4e9; color: #3f5a23; border-color: #dde7cc; }
.badge-pii { background: #fdeee4; color: #9a3a12; border-color: #f6d4bf; }
.badge-plain { background: var(--bg-soft); color: var(--ink-mute); border-color: var(--line-strong); }

/* Dark code block */
.code {
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: 10px;
  padding: 16px 18px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  line-height: 1.6;
  overflow-x: auto;
  position: relative;
  margin: 12px 0;
}
.code pre { margin: 0; white-space: pre; }
.code .copy {
  position: absolute;
  top: 10px; right: 10px;
  background: #1d1d1c;
  color: var(--code-ink);
  border: 1px solid #2f2f2c;
  padding: 5px 10px;
  border-radius: 5px;
  font-family: inherit;
  font-size: 11px;
  cursor: pointer;
}
.code .copy:hover { background: #2a2a28; border-color: #3b3b37; }
.code .copy.copied { color: #67e19a; border-color: #1b4633; background: #0d1e16; }
.code .c-key { color: #9ecbff; }
.code .c-str { color: #b9e6a1; }
.code .c-num { color: #f2c98a; }
.code .c-cmt { color: var(--code-mute); }

/* Callout */
.callout {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  background: var(--bg-soft);
  padding: 16px 18px;
  margin: 18px 0;
  font-size: 14px;
  color: var(--ink-soft);
  max-width: 70ch;
}
.callout.warn { border-left-color: #c2410c; }
.callout .ttl { font-weight: 600; color: var(--ink); margin-bottom: 4px; display: block; }

/* Lifecycle pipeline (getting-started) */
.pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 18px 0 8px;
}
.pipeline .step {
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 16px 14px;
  background: var(--bg);
}
.pipeline .step .n { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--ink-mute); margin-bottom: 6px; }
.pipeline .step .t { font-family: 'JetBrains Mono', monospace; font-weight: 600; font-size: 13px; color: var(--accent-ink); margin-bottom: 4px; word-break: break-word; }
.pipeline .step .d { font-size: 12px; color: var(--ink-mute); line-height: 1.45; }

/* ===================================================================== */
/* DEAL-HANDOFF BUILDER                                                   */
/* ===================================================================== */
.builder {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg);
  padding: 24px;
  margin: 18px 0;
}
.builder .group { margin-bottom: 22px; }
.builder .group:last-child { margin-bottom: 0; }
.builder .group-head {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.field-row { display: grid; grid-template-columns: 200px 1fr; gap: 16px; align-items: start; margin-bottom: 14px; }
.field-row .flabel {
  font-size: 13.5px;
  display: flex; flex-direction: column; gap: 5px;
}
.field-row .flabel .fname { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; color: var(--ink); word-break: break-word; }
.field-row .flabel .badges { display: flex; gap: 5px; flex-wrap: wrap; }
.field-row .finput { min-width: 0; }
.field-row input[type="text"],
.field-row input[type="tel"],
.field-row input[type="email"],
.field-row input[type="number"],
.field-row input[type="datetime-local"],
.field-row select {
  width: 100%;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  padding: 9px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--bg);
  color: var(--ink);
}
.field-row input:focus, .field-row select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.field-row input.invalid { border-color: #c2410c; box-shadow: 0 0 0 3px #fdeee4; }
.field-row .err { color: #9a3a12; font-size: 11.5px; margin-top: 5px; font-family: 'JetBrains Mono', monospace; min-height: 0; }
.field-row .hint { color: var(--ink-mute); font-size: 11.5px; margin-top: 5px; }

/* Optional-field toggles */
.toggle-row {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 8px;
  background: var(--bg);
  cursor: pointer;
}
.toggle-row.on { border-color: var(--accent); background: var(--accent-soft); }
.toggle-row input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }
.toggle-row .tname { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--ink); }
.toggle-row .tdesc { font-size: 12px; color: var(--ink-mute); margin-left: auto; }
.toggle-body {
  border: 1px solid var(--line);
  border-top: 0;
  border-radius: 0 0 8px 8px;
  padding: 16px 14px;
  margin: -8px 0 8px;
  background: var(--bg-soft);
}
.toggle-body[hidden] { display: none; }

.checkbox-set { display: flex; gap: 16px; flex-wrap: wrap; }
.checkbox-set label { display: inline-flex; align-items: center; gap: 6px; font-family: 'JetBrains Mono', monospace; font-size: 13px; cursor: pointer; }
.checkbox-set input { accent-color: var(--accent); }

/* Tabbed output panel */
.builder-out { margin: 24px 0; }
.builder-out .tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 0; }
.builder-out .tab {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  padding: 9px 16px;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: 7px 7px 0 0;
  background: none;
  color: var(--ink-mute);
  cursor: pointer;
}
.builder-out .tab.active { color: var(--accent-ink); background: var(--code-bg); }
.builder-out .out-body {
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: 0 10px 10px 10px;
  padding: 16px 18px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  line-height: 1.55;
  overflow-x: auto;
  position: relative;
  min-height: 120px;
}
.builder-out .out-body pre { margin: 0; white-space: pre-wrap; word-break: break-word; }
.builder-out .out-copy {
  position: absolute; top: 10px; right: 10px;
  background: #1d1d1c; color: var(--code-ink);
  border: 1px solid #2f2f2c; padding: 5px 10px;
  border-radius: 5px; font-family: inherit; font-size: 11px; cursor: pointer;
}
.builder-out .out-copy:hover { background: #2a2a28; border-color: #3b3b37; }
.builder-out .out-copy.copied { color: #67e19a; border-color: #1b4633; background: #0d1e16; }
.builder-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 9px 14px;
  border-radius: 7px;
  margin-bottom: 14px;
}
.builder-status.ok { background: #eaf6ee; color: var(--ok); border: 1px solid #c4e6d2; }
.builder-status.bad { background: #fdeee4; color: #9a3a12; border: 1px solid #f6d4bf; }

/* Responsive */
@media (max-width: 980px) {
  .pipeline { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  :root { --pad: 20px; }
  section { padding: 40px 0; }
  .sec-head { grid-template-columns: 1fr; gap: 10px; }
  .verify-row { grid-template-columns: 1fr; gap: 8px; }
  .endpoint { grid-template-columns: 1fr; }
  .endpoint .label { display: none; }
  .strip-inner { flex-direction: column; align-items: flex-start; gap: 8px; }

  /* Docs shell collapses to a single column; nav becomes a horizontal bar */
  .guide-shell { grid-template-columns: 1fr; gap: 0; }
  .guide-nav {
    position: static;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    margin-bottom: 8px;
  }
  .guide-nav ul { display: flex; flex-wrap: wrap; gap: 4px; }
  .guide-nav .nav-group { margin: 12px 0 6px; width: 100%; }
  .guide-nav a { border-left: 0; padding: 6px 10px; font-size: 13px; }
  .guide-nav a.active { border-left: 0; }
  .guide-main { padding: 16px 0 56px; }

  .field-row { grid-template-columns: 1fr; gap: 6px; }
  .field-table { font-size: 12.5px; }
  .field-table td, .field-table th { padding: 8px 8px; }
  .toggle-row .tdesc { display: none; }
  .pipeline { grid-template-columns: 1fr; }
}