/* ==========================================================================
   Blackfire House Builder — css/planner.css
   Loaded after css/style.css and css/bf-tools.css on house-planner.html only.
   Uses the site tokens (--accent, --ink, --rule, --stone, --ash, --paper, --font).
   ========================================================================== */

.builder { --hb-tap: 40px; --hb-error: #b3261e; --hb-ok: #1f6b3a; }
@media (max-width: 900px), (pointer: coarse) { .builder { --hb-tap: 44px; } }

/* ---- toolbar ---------------------------------------------------------------- */
.hb-toolbar { gap: 8px 14px; }
.hb-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.hb-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: var(--hb-tap); padding: 6px 12px;
  font: inherit; font-size: 14.5px; font-weight: 600; line-height: 1.2; color: var(--ink);
  background: var(--paper); border: 1px solid var(--rule); border-radius: 3px; cursor: pointer; text-align: left;
}
.hb-btn:hover { border-color: var(--ink); }
.hb-btn:focus-visible, .hb-link:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.hb-btn[disabled] { opacity: .45; cursor: not-allowed; }
.hb-btn.on, .hb-btn[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.hb-btn.hb-icon { min-width: var(--hb-tap); font-size: 20px; padding: 0 8px; justify-content: center; }
@media (max-width: 900px), (pointer: coarse) { .hb-btn { min-width: var(--hb-tap); justify-content: center; } }
.hb-btn .hb-count { font-weight: 500; opacity: .7; font-size: 12.5px; }
.hb-link { background: none; border: 0; padding: 4px 2px; font: inherit; font-size: 14px; font-weight: 600; color: var(--accent); cursor: pointer; text-decoration: underline; text-underline-offset: 2px; min-height: 32px; }
@media (max-width: 900px), (pointer: coarse) { .hb-link { min-height: var(--hb-tap); min-width: var(--hb-tap); padding: 4px 6px; } }
.hb-saved { margin: 0; font-size: 14px; flex: 1 1 220px; }
.hb-saved .bf-saved { color: var(--stone); }
.hb-saved .bf-saved--error { color: var(--hb-error); font-weight: 600; }
.b-tabs button { min-height: var(--hb-tap); }

/* ---- layout ------------------------------------------------------------------- */
.b-grid { grid-template-columns: 270px minmax(0, 1fr) 400px; }
@media (max-width: 1100px) { .b-grid { grid-template-columns: 240px minmax(0, 1fr) 340px; } }
.hb-stage { min-width: 0; position: sticky; top: 140px; }   /* below the sticky header and calculator bar */
.b-details { padding-bottom: 72px; }                       /* last control scrolls clear of the chat button */
.b-canvas { position: relative; top: auto; touch-action: manipulation; }
.b-canvas:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.b-canvas svg { max-height: calc(100vh - 300px); min-height: 240px; }
.b-canvas.mode-pan, .b-canvas.mode-pan * { touch-action: none; cursor: grab; }
/* touch: the page scrolls from the plan unless a drag starts on what is selected */
.b-canvas .room.sel, .b-canvas .room.sel *, .b-canvas .hb-sel-layer, .b-canvas .hb-sel-layer * { touch-action: none; }
.b-canvas .hb-sel-outline { fill: none; stroke: var(--accent); stroke-width: 3; pointer-events: none; }
.hb-canvas-bar { display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center; margin-bottom: 8px; }
.hb-group { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.hb-seg { font-size: 13.5px; }
.hb-zoom { min-width: 44px; text-align: center; font-size: 13px; color: var(--stone); }
.hb-inline { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; }
.hb-inline select { width: auto; min-height: var(--hb-tap); padding: 4px 6px; font-size: 14px; }

/* ---- plan drawing ---------------------------------------------------------------- */
.b-canvas .room:focus { outline: none; }
.b-canvas .room:focus-visible .rm { stroke: #1a5fb4; stroke-width: 5; }
.b-canvas .room.bad .rm { stroke: var(--hb-error); stroke-dasharray: 7 4; fill: #fff3f1; }
.b-canvas .room.hb-open .rm { fill: #eef6ea; stroke-dasharray: 3 3; stroke-width: 2; }
.b-canvas .room.hb-stairs .rm { fill: #f1efe9; }
.b-canvas .room.hb-hl .rm { stroke: var(--accent); stroke-width: 4; }
.b-canvas .hb-step { stroke: #b9b4a8; stroke-width: 1; pointer-events: none; }
.b-canvas .hb-sb-flag { fill: none; stroke: #8a4b00; stroke-width: 2; stroke-dasharray: 2 3; pointer-events: none; }
.b-canvas .hb-bad-mark { font: 700 15px var(--font); fill: var(--hb-error); text-anchor: end; pointer-events: none; }
.b-canvas .hb-halo { paint-order: stroke; stroke: #fff; stroke-width: 3px; stroke-linejoin: round; }
.b-canvas .hb-gap { stroke: #fff; stroke-width: 5; pointer-events: none; }
.b-canvas .hb-op { stroke: var(--accent); stroke-width: 2; fill: none; pointer-events: none; }
.b-canvas .hb-op--win { stroke: #3f7fbf; stroke-width: 1.6; }
.b-canvas .hb-op--arch { stroke-dasharray: 3 2; }
.b-canvas .hb-op--bad { stroke: var(--hb-error); }
.b-canvas .hb-op--sel { stroke-width: 3.5; }
.b-canvas .hb-arc { stroke: var(--accent); stroke-width: 1; fill: none; stroke-dasharray: 3 2; pointer-events: none; }
.b-canvas .hb-road { fill: #d9d9d4; }
.b-canvas .hb-road-t { font: 600 10px var(--font); fill: var(--graphite); letter-spacing: .12em; pointer-events: none; }
.b-canvas .hb-north circle { fill: #fff; stroke: var(--ink); stroke-width: 1; }
.b-canvas .hb-north path { fill: var(--accent); }
.b-canvas .hb-north text { font: 700 10px var(--font); fill: var(--ink); }
.b-canvas .hb-buildline { fill: none; stroke: #8a4b00; stroke-width: 1.5; stroke-dasharray: 10 5; pointer-events: none; }
.b-canvas .hb-ghost { fill: none; stroke: #9a9a96; stroke-width: 1.5; stroke-dasharray: 6 4; pointer-events: none; }
.b-canvas .item.hb-clash rect, .b-canvas .item.hb-clash circle { stroke: var(--hb-error); stroke-width: 2; }
.b-canvas .hb-clear { fill: rgba(31, 107, 58, .14); stroke: rgba(31, 107, 58, .6); stroke-width: 1; stroke-dasharray: 3 2; pointer-events: none; }
.b-canvas .hb-clear--bad { fill: rgba(179, 38, 30, .14); stroke: rgba(179, 38, 30, .7); }
.b-canvas .hb-live { font: 700 12px var(--font); fill: var(--ink); paint-order: stroke; stroke: #fff; stroke-width: 4px; pointer-events: none; }
.b-canvas .wallhit { fill: transparent; }
.b-canvas .hb-ophit, .b-canvas .hb-itemhit { fill: transparent; cursor: pointer; }
.b-canvas .hb-ophit:hover { fill: rgba(63, 127, 191, .25); }
.b-canvas .hb-handle { cursor: nwse-resize; }
.b-canvas .hb-handle[data-resize="e"], .b-canvas .hb-handle[data-resize="w"] { cursor: ew-resize; }
.b-canvas .hb-handle[data-resize="n"], .b-canvas .hb-handle[data-resize="s"] { cursor: ns-resize; }
.b-canvas .hb-handle-hit { fill: transparent; }
.b-canvas .hb-handle:hover .rhandle { fill: var(--ink); }

/* ---- selection bar and messages --------------------------------------------------- */
.hb-selbar { display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center; margin-top: 8px; min-height: var(--hb-tap); }
.hb-selbar p { margin: 0; font-size: 14.5px; }
.hb-sel-what { flex: 1 1 220px; }
.hb-sel-none, .hb-live-text { color: var(--stone); }
.hb-live-text { font-weight: 600; color: var(--ink); }
.hb-sel-acts { display: flex; flex-wrap: wrap; gap: 4px; }
.hb-msg { margin: 8px 0 0; min-height: 1.5em; font-size: 14.5px; color: var(--graphite); }
.hb-msg--error { color: var(--hb-error); font-weight: 600; }
.hb-msg--ok { color: var(--hb-ok); }
.hb-sr { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.hb-keys { margin-top: 8px; font-size: 14px; color: var(--graphite); }
.hb-keys summary { cursor: pointer; font-weight: 600; min-height: var(--hb-tap); display: flex; align-items: center; }
.hb-keys ul { margin: 6px 0 0; }
.hb-notes { border: 1px solid #e8c766; background: #fff8e0; padding: 10px 14px; margin: 12px 0 0; font-size: 14.5px; }
.hb-notes ul { list-style: none; margin: 0; padding: 0; }
.hb-notes li + li { margin-top: 6px; padding-top: 6px; border-top: 1px solid #f0dfa6; }
.hb-note--error { color: var(--hb-error); font-weight: 600; }
.hb-warn { border-left: 4px solid #8a4b00; background: #fff4e0; padding: 8px 12px; margin: 10px 0; font-size: 14px; }
.hb-warn p { margin: 0 0 4px; }
.hb-warn ul { margin: 0; padding-left: 18px; }
.hb-blocked { border-left: 4px solid var(--hb-error); background: #fff6f5; color: var(--hb-error); padding: 8px 12px; font-weight: 600; font-size: 14.5px; margin: 10px 0; }
.hb-flag { display: inline-block; margin-left: 6px; padding: 0 6px; font-size: 12px; font-weight: 600; color: var(--hb-error); border: 1px solid currentColor; border-radius: 2px; }

/* ---- panels: fields and lists ------------------------------------------------------ */
.hb-field { display: flex; flex-direction: column; gap: 3px; min-width: 0; margin: 0 0 8px; font-size: 13.5px; }
.hb-label { font-weight: 600; color: var(--graphite); }
.hb-field input, .hb-field select { width: 100%; min-height: var(--hb-tap); padding: 6px 8px; font: inherit; font-size: 15px; }
.hb-field input[aria-invalid="true"] { border-color: var(--hb-error); box-shadow: inset 0 0 0 1px var(--hb-error); background: #fff6f5; }
.hb-field .bf-field-error { font-size: 13px; }
.hb-field--sm { font-size: 13px; flex: 1 1 140px; margin: 0; }
.hb-row2, .hb-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 10px; align-items: end; }
.hb-checks { display: flex; flex-wrap: wrap; gap: 4px 16px; margin: 4px 0 8px; }
.hb-check { display: inline-flex; align-items: center; gap: 8px; min-height: var(--hb-tap); font-size: 14.5px; cursor: pointer; }
.hb-check input { width: 20px; height: 20px; margin: 0; }
.hb-small { font-size: 13px; }
.hb-plot-sum { margin: 0 0 10px; }
.hb-add { display: block; }
.hb-btn-main { min-height: var(--hb-tap); width: 100%; }
.hb-lvl-h { margin: 8px 0 2px; font-size: 12.5px; font-weight: 700; color: var(--stone); text-transform: uppercase; letter-spacing: .05em; }
.hb-listbtn { min-height: var(--hb-tap); display: flex; flex-wrap: wrap; align-items: center; gap: 0 6px; }
.hb-chip { min-height: 36px; }
@media (max-width: 900px), (pointer: coarse) { .hb-chip { min-height: 44px; padding: 8px 12px; } }
.hb-details { border-top: 1px solid var(--rule); margin-top: 10px; padding-top: 4px; }
.hb-details > summary { cursor: pointer; font-weight: 600; font-size: 15px; min-height: var(--hb-tap); display: flex; align-items: center; }
.hb-details > summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.hb-h4 { font-size: 15px; font-weight: 700; margin: 14px 0 6px; }
.hb-crumbs { display: flex; flex-wrap: wrap; gap: 2px 14px; margin-bottom: 4px; }
.hb-crumbs .link.back { min-height: var(--hb-tap); margin: 0; }
.hb-wallbtns, .hb-itembtns { display: flex; flex-wrap: wrap; gap: 6px; }
.hb-wallbtn { flex: 1 1 160px; flex-direction: column; align-items: flex-start; gap: 0; font-size: 13.5px; }
.hb-wallbtn span { font-weight: 500; color: var(--stone); font-size: 12.5px; }
.hb-chipbtn { font-size: 13.5px; font-weight: 500; }
.hb-oplist li { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; margin-bottom: 6px; }
.hb-opbtn { font-weight: 500; font-size: 13.5px; }
.hb-addops { gap: 6px; }
.hb-room-acts, .hb-acts { margin-top: 10px; gap: 6px; }
.hb-room-acts .btn, .hb-acts .btn, .b-details .btn-row .btn { min-height: var(--hb-tap); }
.hb-sum { margin: 0 0 6px; }
.hb-buylist li { font-size: 14.5px; margin-bottom: 6px; }
.hb-roomsum p { margin: 10px 0 4px; }
.hb-clearnote { margin-top: 8px; }

/* shopping list */
.hb-lines { list-style: none; margin: 0 0 10px; padding: 0; }
.hb-line { border: 1px solid var(--rule); border-left: 3px solid var(--accent); padding: 8px 10px; margin-bottom: 8px; background: #fff; }
.hb-line-h { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 10px; font-size: 14.5px; }
.hb-buy { font-weight: 700; }
.hb-line-n { font-size: 13px; color: var(--stone); margin: 2px 0 6px; }
.hb-line-f { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 6px 10px; }
.hb-amt { margin-left: auto; font-weight: 600; font-size: 14px; padding-bottom: 10px; white-space: nowrap; }
.hb-sched { font-size: 13.5px; }

/* ---- phones ------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .b-grid { grid-template-columns: minmax(0, 1fr); }
  .hb-stage { order: -1; position: static; }
  .b-canvas svg { max-height: 70vh; min-height: 0; }
  .b-grid { padding-bottom: 72px; }        /* the last control can scroll clear of the chat button */
}
@media (max-width: 520px) {
  .hb-toolbar { padding: 10px 0; }
  .hb-wide { display: none; }              /* "Select" / "Pan": mode and zoom share one row */
  .hb-canvas-bar { gap: 6px 8px; }
  .hb-zoom { min-width: 40px; }
  .hb-actions .hb-btn { flex: 1 1 auto; justify-content: center; text-align: center; padding: 6px 10px; }
  .hb-seg { flex: 1 1 auto; }
  .hb-sel-acts .hb-btn { flex: 1 1 auto; }
  .hb-amt { margin-left: 0; padding-bottom: 0; }
}

/* ---- print: plan, room schedule, shopping list, assumptions; no edit hints ------------- */
.hb-print { display: none; }
@media print {
  .page-title, .tool-nav, #house-planner > .wrap, #builder, .hb-no-print, .bf-bot { display: none !important; }
  .hb-print { display: block !important; font-size: 12px; color: #000; }
  .hb-print h2 { font-size: 20px; margin: 2px 0; }
  .hb-print h3 { font-size: 15px; margin: 14px 0 4px; break-after: avoid; }
  .hb-p-head { border-bottom: 2px solid #000; padding-bottom: 6px; margin-bottom: 8px; }
  .hb-p-brand { margin: 0; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }
  .hb-p-date { margin: 0; font-size: 11px; }
  .hb-p-facts { border-collapse: collapse; margin-bottom: 8px; }
  .hb-p-facts th, .hb-p-facts td { text-align: left; padding: 2px 10px 2px 0; vertical-align: top; }
  .hb-p-plan { margin: 6px 0 10px; break-inside: avoid; }
  .hb-p-plan figcaption { font-weight: 700; margin-bottom: 4px; }
  .hb-print-svg { width: 100%; max-height: 22cm; display: block; }
  .hb-print-svg .plot { fill: #fff; stroke: #000; stroke-width: 2; stroke-dasharray: 8 5; }
  .hb-print-svg .grid { stroke: #e6e6e2; stroke-width: 1; }
  .hb-print-svg .rm { fill: #fff; stroke: #000; stroke-width: 3; }
  .hb-print-svg .hb-open .rm { fill: #f2f7ef; stroke-dasharray: 3 3; stroke-width: 2; }
  .hb-print-svg .hb-hl .rm { stroke-width: 5; }
  .hb-print-svg .lbl { font: 600 12px var(--font); fill: #000; }
  .hb-print-svg .dim { font: 10px var(--font); fill: #333; }
  .hb-print-svg .mid { text-anchor: middle; }
  .hb-print-svg .hb-halo { paint-order: stroke; stroke: #fff; stroke-width: 3px; }
  .hb-print-svg .hb-gap { stroke: #fff; stroke-width: 5; }
  .hb-print-svg .hb-op { stroke: #000; stroke-width: 1.6; fill: none; }
  .hb-print-svg .hb-arc { stroke: #000; stroke-width: .8; fill: none; stroke-dasharray: 3 2; }
  .hb-print-svg .item rect, .hb-print-svg .item circle { fill: #f2f2f2; stroke: #888; stroke-width: .8; }
  .hb-print-svg .ilbl, .hb-print-svg .tiny { font: 7px var(--font); fill: #333; text-anchor: middle; }
  .hb-print-svg .hb-road { fill: #e2e2e2; }
  .hb-print-svg .hb-road-t { font: 600 10px var(--font); letter-spacing: .12em; }
  .hb-print-svg .hb-north circle { fill: #fff; stroke: #000; }
  .hb-print-svg .hb-north path { fill: #000; }
  .hb-print-svg .hb-north text { font: 700 10px var(--font); }
  .hb-print-svg .hb-buildline { fill: none; stroke: #000; stroke-dasharray: 10 5; }
  .hb-print-svg .hb-step { stroke: #999; }
  .hb-print .bf-table { width: 100%; border-collapse: collapse; font-size: 11px; }
  .hb-print .bf-table th, .hb-print .bf-table td { border-bottom: 1px solid #bbb; padding: 3px 6px 3px 0; text-align: left; vertical-align: top; }
  .hb-print .bf-table .num { text-align: right; }
  .hb-print .bf-table-wrap { overflow: visible; }
  .hb-print tr { break-inside: avoid; }
  .hb-p-foot { margin-top: 12px; font-size: 10.5px; border-top: 1px solid #000; padding-top: 6px; }
}