/* ============================================================
   Olson Iron — Step B Builder (v2.2.0)
   Shared styles for /v2/builder/<family>/<design_id>/
   - Premium Olson aesthetic: ink (#0a0c10), gold accent (#1d4ed8)
   - Honors the same chip + tile language as the gallery
   - Mobile-first; tablet ≥ 720px; desktop ≥ 1024px
   ============================================================ */

:root {
  --b-ink: #0a0c10;
  --b-ink-2: #0f1419;
  --b-paper: #ffffff;
  --b-cream: #f3f4f6;
  --b-line: #e5e7eb;
  --b-line-soft: #e5e7eb;
  --b-text: #1f2937;        /* v2.4.0T-A: was #374151 — darker for AA */
  --b-text-soft: #1f2937;   /* v2.4.0T-A: was #6b7280 — was reading as low-contrast "light blue" against blue chrome; use slate-800 for clear secondary text */
  --b-gold: #1d4ed8;        /* deprecated name, retained for cascade compat */
  --b-gold-deep: #1e40af;   /* deprecated name, retained for cascade compat */
  --b-accent: #1d4ed8;      /* v2.4.0F — canonical Olson Blue accent */
  --b-accent-deep: #1e40af; /* v2.4.0F — canonical Olson Blue accent (deep) */
  --b-warn: #374151;
  --b-ok: #374151;
  --b-info: #1e40af;
  --b-shadow: 0 1px 2px rgba(10,12,16,.06), 0 8px 24px rgba(10,12,16,.06);
  --b-radius: 10px;
  --b-radius-sm: 6px;
}

/* ---------- Page shell ---------- */
.bld-page {
  background: var(--b-cream);
  min-height: 60vh;
}
.bld-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 16px 80px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 1024px) {
  .bld-shell {
    grid-template-columns: 1fr 320px;
  }
  .bld-summary { position: sticky; top: 16px; align-self: start; }
}

/* ---------- Header strip ---------- */
.bld-headstrip {
  background: var(--b-ink);
  color: #fff;
  padding: 18px 16px;
}
.bld-headstrip-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  justify-content: space-between;
}
.bld-headstrip h1 {
  font-size: 18px;
  margin: 0;
  font-weight: 600;
  letter-spacing: .01em;
  color: #fff;
  font-family: inherit;
  line-height: 1.3;
}
.bld-headstrip .design-chip {
  /* v2.5.0A button-contrast rule (2026-04-25): blue bg requires white text. */
  background: var(--b-gold);
  color: #fff;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: .04em;
}
.bld-headstrip a, .bld-headstrip a:visited {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: 13px;
}

/* ---------- Step rail ---------- */
.bld-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--b-line);
  margin-bottom: 18px;
}
.bld-rail-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #0a0c10;          /* v2.4.0T-A: near-black for legibility on white */
  font-weight: 600;        /* v2.4.0T-A: bolder so step labels read clearly */
  background: #fff;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--b-line);
}
.bld-rail-step .num {
  font-weight: 700;
  color: var(--b-text);
  background: var(--b-cream);
  width: 20px; height: 20px;
  border-radius: 999px;
  display: grid; place-items: center;
}
.bld-rail-step.is-current {
  background: var(--b-ink);
  color: #fff;
  border-color: var(--b-ink);
}
.bld-rail-step.is-current .num {
  /* v2.5.0A button-contrast rule (2026-04-25): blue bg requires white text. */
  background: var(--b-gold);
  color: #fff;
}
.bld-rail-step.is-done {
  background: #fff;
  border-color: var(--b-gold);
  color: var(--b-text);
}
.bld-rail-step.is-done .num {
  /* v2.5.0A button-contrast rule (2026-04-25): blue bg requires white text. */
  background: var(--b-gold);
  color: #fff;
}

/* ---------- Cards ---------- */
.bld-card {
  background: #fff;
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius);
  padding: 22px 22px 18px;
  box-shadow: var(--b-shadow);
  margin-bottom: 18px;
}
.bld-card h2 {
  font-size: 22px;
  margin: 0 0 6px;
  color: var(--b-ink);
  font-weight: 700;
}
.bld-card p.lead {
  color: var(--b-text-soft);
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.5;
}

/* ---------- Selected design preview ---------- */
.bld-preview {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 12px;
  align-items: center;
  background: var(--b-cream);
  border: 1px solid var(--b-line-soft);
  border-radius: var(--b-radius-sm);
  padding: 10px;
  margin-bottom: 16px;
}
.bld-preview img {
  width: 96px; height: 96px;
  object-fit: cover;
  border-radius: var(--b-radius-sm);
  background: #d1d5db;
}
.bld-preview .meta {
  font-size: 13px;
  color: var(--b-text);
}
.bld-preview .design-chip {
  display: inline-block;
  /* v2.5.0A button-contrast rule (2026-04-25): blue bg requires white text. */
  background: var(--b-gold);
  color: #fff;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .04em;
}
.bld-preview a.change-link {
  color: var(--b-info);
  font-size: 12px;
  text-decoration: underline;
  margin-left: 8px;
}

/* ---------- Form fields ---------- */
.bld-field { margin-bottom: 16px; }
.bld-field > label,
.bld-field .field-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--b-text);
  margin-bottom: 6px;
}
.bld-field .field-help {
  font-size: 12px;
  color: var(--b-text-soft);
  margin-top: 4px;
}
.bld-field .source-quote {
  font-size: 12px;
  color: var(--b-text-soft);
  font-style: italic;
  margin-top: 4px;
  border-left: 2px solid var(--b-line);
  padding-left: 8px;
}
.bld-input,
.bld-select,
.bld-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm);
  background: #fff;
  font-size: 15px;
  font-family: inherit;
  color: var(--b-text);
  box-sizing: border-box;
}
.bld-input:focus,
.bld-select:focus,
.bld-textarea:focus {
  outline: 2px solid var(--b-gold);
  outline-offset: 1px;
  border-color: var(--b-gold);
}
.bld-textarea { min-height: 96px; resize: vertical; }
.bld-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 600px) {
  .bld-row.cols-2 { grid-template-columns: 1fr 1fr; }
  .bld-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
}

/* ---------- Radio cards (option grids) ---------- */
.bld-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
@media (min-width: 600px) {
  .bld-options.cols-2 { grid-template-columns: 1fr 1fr; }
  .bld-options.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
  .bld-options.cols-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
}
.bld-option {
  position: relative;
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm);
  background: #fff;
  padding: 12px 12px 12px 38px;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
}
.bld-option:hover { border-color: var(--b-gold); }
.bld-option input[type="radio"],
.bld-option input[type="checkbox"] {
  position: absolute;
  top: 14px;
  left: 12px;
  accent-color: var(--b-gold);
}
.bld-option .opt-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--b-ink);
  margin-bottom: 2px;
}
.bld-option .opt-sub {
  display: block;
  font-size: 12px;
  color: var(--b-text-soft);
  line-height: 1.4;
}
.bld-option.is-selected {
  border-color: var(--b-gold);
  box-shadow: inset 0 0 0 1px var(--b-gold);
  background: #f9fafb;
}

/* Helper image inside an option */
.bld-option .helper-thumb {
  display: block;
  margin-top: 8px;
  width: 100%;
  max-width: 220px;
  height: auto;
  border-radius: var(--b-radius-sm);
  border: 1px solid var(--b-line-soft);
}

/* ---------- Color swatches ---------- */
.bld-swatches {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
@media (min-width: 600px) {
  .bld-swatches { grid-template-columns: repeat(5, 1fr); }
}
.bld-swatch {
  position: relative;
  display: block;
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm);
  overflow: hidden;
  cursor: pointer;
}
.bld-swatch input[type="radio"] { position: absolute; opacity: 0; pointer-events: none; }
.bld-swatch .sw-color {
  display: block;
  height: 64px;
  width: 100%;
}
.bld-swatch .sw-label {
  display: block;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 4px;
  background: #fff;
  color: var(--b-text);
}
.bld-swatch.is-selected {
  /* v2.4.0F — selected ring is Olson Blue (explicit) */
  border-color: var(--b-accent);
  box-shadow: inset 0 0 0 2px var(--b-accent);
}
.bld-swatch .sw-color.c-black      { background: #0a0c10; }
.bld-swatch .sw-color.c-white      { background: #f9fafb; border-bottom: 1px solid var(--b-line-soft); }
.bld-swatch .sw-color.c-warm-white { background: #f3f4f6; border-bottom: 1px solid var(--b-line-soft); }
.bld-swatch .sw-color.c-bronze     { background: linear-gradient(135deg, #0a0c10, #374151); }
.bld-swatch .sw-color.c-custom     {
  background: conic-gradient(from 90deg, #1d4ed8, #6b7280, #1d4ed8, #6b7280, #1d4ed8);
}
.bld-custom-color-note { display: none; margin-top: 10px; }
.bld-custom-color-note.is-shown { display: block; }

/* ---------- Help paragraph ---------- */
.bld-help-banner {
  background: var(--blue-50, #dbeafe);
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm);
  padding: 10px 12px;
  font-size: 13px;
  color: var(--b-ink);
  margin: 0 0 14px;
}
.bld-help-banner a { color: var(--b-accent-deep); font-weight: 600; }

/* v2.4.0F — Mesh display row (read-only product fact, top of Step 5) */
.bld-mesh-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--b-paper);
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm);
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--b-text);
}
.bld-mesh-row .mesh-chip {
  display: inline-block;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  background: var(--b-ink);
  border: 1px solid var(--b-line);
  flex: 0 0 auto;
}
.bld-mesh-row .mesh-label {
  font-weight: 700;
  color: var(--b-ink);
}
.bld-mesh-row .mesh-note {
  color: var(--b-text-soft);
  font-size: 13px;
}

/* ---------- Footer nav ---------- */
.bld-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--b-line);
}
/* Secondary CTA row under the primary save — v2.4.0A D2.2 (and v2.4.0B will append below) */
.bld-foot.bld-foot-alt {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 0;
  justify-content: flex-end;
}
.bld-foot.bld-foot-alt .bld-btn.ghost {
  background: transparent;
  color: var(--b-ink);
  border: 1px solid var(--b-line);
}
.bld-foot.bld-foot-alt .bld-btn.ghost:hover {
  border-color: var(--b-ink);
  background: var(--b-cream);
}

/* /v2/schedule/ page — v2.4.0A D2.1 */
.sched-page { background: var(--b-cream); padding: 40px 0 80px; min-height: 60vh; }
.sched-card {
  max-width: 720px; margin: 0 auto; background: var(--b-paper);
  border: 1px solid var(--b-line); border-radius: var(--b-radius);
  padding: 28px; box-shadow: var(--b-shadow);
}
.sched-card h1 { margin: 0 0 8px; font-size: 28px; color: var(--b-ink); }
.sched-card .lede { color: var(--b-text-soft); margin: 0 0 18px; }
.sched-card .form-row { display: block; margin: 12px 0; }
.sched-card .form-row label { display: block; font-weight: 600; margin-bottom: 4px; color: var(--b-ink); }
.sched-card .form-row input,
.sched-card .form-row textarea,
.sched-card .form-row input[type="file"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm); font: inherit; background: #fff;
}
.sched-card .form-row textarea { min-height: 96px; resize: vertical; }
.sched-card .form-row .help { color: var(--b-text-soft); font-size: 13px; margin-top: 4px; }
.sched-card .form-row.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .sched-card .form-row.two { grid-template-columns: 1fr; } }
.sched-card .sched-submit {
  display: inline-block; margin-top: 14px; padding: 12px 22px;
  /* v2.5.0A button-contrast rule (2026-04-25): blue bg requires white text. */
  background: var(--b-gold); color: #fff;
  border: 0; border-radius: var(--b-radius-sm); font-weight: 700; cursor: pointer;
}
.sched-card .sched-submit:hover { background: var(--b-gold-deep); }
.sched-card .ref-line { color: var(--b-text-soft); font-size: 13px; margin-top: 14px; }
.sched-card .ref-line strong { color: var(--b-ink); }
.sched-after { max-width: 720px; margin: 22px auto 0; padding: 18px 24px; background: var(--b-paper); border: 1px solid var(--b-line); border-radius: var(--b-radius); }
.sched-after h2 { font-size: 18px; margin: 0 0 8px; color: var(--b-ink); }
.sched-after ol { margin: 0 0 0 20px; padding: 0; color: var(--b-text); }
.sched-after li { margin: 4px 0; }
.bld-btn {
  display: inline-block;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 20px;
  border-radius: var(--b-radius-sm);
  border: 1px solid var(--b-line);
  background: #fff;
  color: var(--b-text);
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}
.bld-btn:hover { border-color: var(--b-ink); }
/* v2.4.0T-A: builder primary buttons ("Continue →" etc.) now use Olson Blue
   for strong contrast — was dark-on-dark and reading as nearly invisible. */
.bld-btn.primary {
  background: var(--b-ink);
  color: #fff;
  border-color: var(--b-ink);
}
.bld-btn.primary:hover { background: #000; }
/* v2.4.0D: builder primary CTA — Olson Blue, must dominate Step 7 final card */
.bld-btn.gold {
  background: var(--b-gold);          /* Olson Blue */
  color: #fff;
  border-color: var(--b-gold);
  font-weight: 800;
  letter-spacing: .01em;
  box-shadow: 0 4px 14px rgba(29,78,216,.35), 0 1px 0 rgba(0,0,0,.04);
}
.bld-btn.gold:hover {
  background: var(--b-gold-deep);
  border-color: var(--b-gold-deep);
  color: #fff;
  box-shadow: 0 8px 22px rgba(29,78,216,.45), 0 2px 0 rgba(0,0,0,.06);
  transform: translateY(-1px);
}
.bld-btn.gold:focus-visible {
  outline: 3px solid #dbeafe;
  outline-offset: 2px;
}
.bld-btn.ghost {
  background: transparent;
  color: var(--b-text-soft);
  border-color: transparent;
}

/* ---------- Summary sidebar ---------- */
.bld-summary {
  background: #fff;
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius);
  padding: 16px;
  font-size: 14px;
}
.bld-summary h3 {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--b-text-soft);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.bld-summary dl {
  margin: 0;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 4px 10px;
}
.bld-summary dt {
  color: var(--b-text-soft);
  font-size: 12px;
}
.bld-summary dd {
  margin: 0;
  font-size: 13px;
  color: var(--b-text);
  font-weight: 500;
}

/* ---------- Photo uploader ---------- */
.bld-photos {
  border: 2px dashed var(--b-line);
  border-radius: var(--b-radius);
  padding: 18px;
  text-align: center;
  color: var(--b-text-soft);
  background: #fff;
}
.bld-photos.is-drag { border-color: var(--b-gold); background: #f9fafb; }
.bld-photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 12px;
}
@media (min-width: 600px) { .bld-photo-grid { grid-template-columns: repeat(4, 1fr); } }
.bld-photo {
  position: relative;
  border-radius: var(--b-radius-sm);
  overflow: hidden;
  background: var(--b-cream);
  aspect-ratio: 1 / 1;
}
.bld-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.bld-photo button.remove {
  position: absolute;
  top: 4px; right: 4px;
  background: rgba(10,12,16,.7);
  color: #fff;
  border: 0;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  cursor: pointer;
}

/* ---------- Window repeater ---------- */
.bld-windows {
  display: grid;
  gap: 14px;
}
.bld-window {
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm);
  padding: 14px;
  background: #fff;
}
.bld-window-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.bld-window-head h3 { margin: 0; font-size: 16px; }

/* ---------- Standing line ---------- */
.bld-standing {
  text-align: center;
  font-size: 12px;
  color: var(--b-text-soft);
  margin-top: 22px;
  padding: 10px 14px;
  border-top: 1px solid var(--b-line);
}

/* ============================================================
   v2.4.0C — per-family Builder Hub Landing (Pattern A′)
   Used at /v2/builder/<hub>/index.html for families whose
   per-design Step B builder is not yet wired (security-doors
   parent, security-screen-enclosures, iron-gates).
   Re-uses existing .bld-headstrip / .bld-shell / .bld-card chrome.
   ============================================================ */
.bld-page.bld-hub .bld-shell { grid-template-columns: 1fr; }

.bld-hub-hero {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  align-items: center;
}
/* v2.4.0H: ensure the hub-hero block respects the HTML `hidden` attribute
   when no design_id is present in the URL. Without this rule the
   `display: grid` above defeats the spec-default `display: none` behavior
   of the `hidden` attribute. */
.bld-hub-hero[hidden] { display: none !important; }
.bld-hub-hero-img img {
  width: 100%; height: auto;
  border-radius: var(--b-radius-sm);
  display: block;
  background: var(--b-cream);
}
.bld-hub-hero-meta .bld-eyebrow {
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 12px;
  color: var(--b-text-soft);
  margin: 0 0 6px;
  font-weight: 600;
}
.bld-hub-hero-title { margin: 0 0 6px; font-size: 22px; color: var(--b-ink); font-weight: 700; }
.bld-hub-hero-note  { margin: 0; color: var(--b-text-soft); font-size: 14px; line-height: 1.5; }

.bld-hub-status-label { font-weight: 700; margin: 0 0 6px; color: var(--b-ink); font-size: 14px; }
.bld-hub-status-body  { margin: 0; color: var(--b-text); font-size: 14px; line-height: 1.55; }

.bld-hub-form-card h2 { margin: 0 0 12px; font-size: 22px; color: var(--b-ink); }
.bld-hub-form .bld-form-row { display: flex; flex-direction: column; gap: 6px; margin: 0 0 14px; }
.bld-hub-form .bld-form-row.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.bld-hub-form label { font-weight: 600; font-size: 14px; color: var(--b-text); }
.bld-hub-form input[type="text"],
.bld-hub-form input[type="tel"],
.bld-hub-form input[type="email"],
.bld-hub-form input[type="file"],
.bld-hub-form input:not([type]),
.bld-hub-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--b-line);
  border-radius: var(--b-radius-sm);
  background: #fff;
  font-size: 15px;
  font-family: inherit;
  color: var(--b-text);
  box-sizing: border-box;
}
.bld-hub-form .bld-form-hint { font-weight: 400; font-size: 12px; color: var(--b-text-soft); margin: 2px 0 0; }
.bld-hub-form .bld-foot { margin-top: 18px; padding-top: 14px; }
.bld-hub-form .bld-foot.bld-foot-alt { margin-top: 10px; padding-top: 10px; border-top: 0; }

@media (max-width: 720px) {
  .bld-hub-hero { grid-template-columns: 1fr; }
  .bld-hub-form .bld-form-row.two { grid-template-columns: 1fr; }
}
/* end v2.4.0C hub-landing */



/* v2.4.0B — Builder Step 7 third button (Add to bundle) */
.bld-btn.outline {
  background: #fff;
  color: #0a0c10;
  border: 1.5px solid #0a0c10;
  font-weight: 600;
}
.bld-btn.outline:hover { background: var(--b-cream); }
.bld-btn.outline:disabled {
  background: #f9fafb;
  color: #374151;
  border-color: #e5e7eb;
  cursor: default;
}