/* ════════════════════════════════════════════════════════════════════════
   ZONES / LEVELS PLANNING LAYER — STYLES
   Card 5 matches the Data Input cards (light). Drawer is a polished light
   workspace. The Mapping-tab zone bar matches the dark mapping theme.
   Scoped to .zone-* so nothing else is affected.
   ════════════════════════════════════════════════════════════════════════ */
:root {
  --zone-gold: var(--nx-gold, #c9a25a);
  --zone-line: var(--nx-line, rgba(20,30,50,.12));
  --zone-line-2: var(--nx-soft-line, rgba(20,30,50,.07));
  --zone-panel: var(--nx-panel, #fff);
  --zone-wash: var(--nx-page-wash, #faf8f3);
  --zone-ink: var(--nx-charcoal, #1d2330);
  --zone-muted: var(--nx-muted-text, #6b7280);
  --zone-on: #2563eb;
  --zone-bad: #dc2626;
  --zone-ok: #16a34a;
}

/* ── Card 5 (inside the dinput grid) ── */
.zone-card .zone-switch { margin-inline-start: auto; display: inline-flex; align-items: center; cursor: pointer; }
.zone-switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.zone-switch-track { width: 44px; height: 25px; border-radius: 999px; background: var(--zone-line); display: inline-block; position: relative; transition: background .2s; }
.zone-switch-thumb { position: absolute; top: 3px; left: 3px; width: 19px; height: 19px; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,.3); transition: transform .2s; }
.zone-switch input:checked + .zone-switch-track { background: var(--zone-gold); }
.zone-switch input:checked + .zone-switch-track .zone-switch-thumb { transform: translateX(19px); }
.zone-switch input:focus-visible + .zone-switch-track { outline: 2px solid var(--zone-on); outline-offset: 2px; }

.zone-card-summary { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 14px; }
.zone-chip { font-size: 11.5px; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: rgba(20,30,50,.05); color: var(--zone-ink); border: 1px solid var(--zone-line); }
.zone-chip--on { background: var(--zone-gold); color: #1a1206; border-color: transparent; }
.zone-chip--off { background: transparent; color: var(--zone-muted); }
.zone-chip--warn { background: #fef3c7; color: #92400e; border-color: #fcd34d; }

.zone-open-btn { display: inline-flex; align-items: center; gap: 9px; padding: 11px 18px; border-radius: 11px; border: 1px solid var(--zone-line); background: var(--zone-wash); color: var(--zone-ink); font-weight: 600; font-size: 14px; cursor: pointer; transition: border-color .15s, transform .15s, box-shadow .15s; }
.zone-open-btn:hover { border-color: var(--zone-gold); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(201,162,90,.18); }
.zone-open-btn svg { width: 19px; height: 19px; color: var(--zone-gold); }
.zone-open-btn:focus-visible { outline: 2px solid var(--zone-on); outline-offset: 2px; }

/* ── Drawer ── */
.zone-drawer-ov { position: fixed; inset: 0; z-index: 9000; background: rgba(12,16,26,.5); backdrop-filter: blur(4px); display: flex; justify-content: flex-end; opacity: 0; transition: opacity .2s; }
.zone-drawer-ov.open { opacity: 1; }
.zone-drawer { width: min(1240px, 97vw); height: 100%; background: var(--zone-wash); color: var(--zone-ink); display: flex; flex-direction: column; box-shadow: -24px 0 70px rgba(0,0,0,.32); transform: translateX(48px); transition: transform .26s cubic-bezier(.22,.61,.36,1); }
.zone-drawer-ov.open .zone-drawer { transform: translateX(0); }
.zone-drawer-hdr { display: flex; align-items: flex-start; gap: 12px; padding: 20px 26px; border-bottom: 1px solid var(--zone-line); background: var(--zone-panel); }
.zone-drawer-titles h3 { margin: 0; font-size: 20px; font-weight: 800; letter-spacing: -.01em; }
.zone-drawer-titles p { margin: 5px 0 0; font-size: 13px; color: var(--zone-muted); }
.zone-x { margin-inline-start: auto; width: 36px; height: 36px; border-radius: 9px; border: 1px solid var(--zone-line); background: transparent; cursor: pointer; font-size: 16px; color: var(--zone-muted); transition: background .15s; }
.zone-x:hover { background: rgba(20,30,50,.06); }

.zone-drawer-body { flex: 1; overflow: hidden; display: grid; grid-template-columns: 372px 1fr; }
@media (max-width: 920px) { .zone-drawer-body { grid-template-columns: 1fr; overflow: auto; } }

.zone-cfg { padding: 20px 22px; border-inline-end: 1px solid var(--zone-line); background: var(--zone-panel); display: flex; flex-direction: column; gap: 18px; overflow: auto; }
.zone-field { display: flex; flex-direction: column; gap: 7px; }
.zone-lbl { font-size: 11px; font-weight: 800; color: var(--zone-muted); text-transform: uppercase; letter-spacing: .06em; }
.zone-inp { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--zone-line); background: var(--zone-wash); color: var(--zone-ink); font: inherit; font-size: 13.5px; transition: border-color .15s, box-shadow .15s; }
.zone-inp:hover { border-color: var(--zone-muted); }
.zone-inp:focus-visible { outline: none; border-color: var(--zone-on); box-shadow: 0 0 0 3px rgba(37,99,235,.15); }
.zone-ta { resize: vertical; line-height: 1.5; }
.zone-mini { width: 100px; padding: 8px 10px; }

/* ── Quick builder ── */
.zone-builder { gap: 10px; }
.zone-build-levels, .zone-build-zones { display: flex; flex-wrap: wrap; align-items: stretch; gap: 8px; }
.zone-step { display: flex; flex-direction: column; gap: 4px; padding: 7px 9px; border: 1px solid var(--zone-line); border-radius: 9px; background: var(--zone-wash); min-width: 78px; }
.zone-step-lbl { font-size: 9.5px; font-weight: 700; color: var(--zone-muted); text-transform: uppercase; letter-spacing: .04em; }
.zone-step-inp { width: 100%; padding: 5px 6px; border: 1px solid var(--zone-line); border-radius: 7px; background: var(--zone-panel); font: inherit; font-size: 14px; font-weight: 700; text-align: center; }
.zone-toggle-pill { display: inline-flex; align-items: center; gap: 7px; padding: 9px 12px; border: 1px solid var(--zone-line); border-radius: 9px; background: var(--zone-wash); font-size: 12.5px; font-weight: 600; color: var(--zone-ink); cursor: pointer; transition: border-color .15s, background .15s; }
.zone-toggle-pill:has(input:checked) { border-color: var(--zone-gold); background: rgba(201,162,90,.1); }
.zone-toggle-pill input { width: 15px; height: 15px; accent-color: var(--zone-gold); }
.zone-build-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 2px; }
.zone-build-preview { font-size: 12.5px; font-weight: 800; color: var(--zone-gold); }
.zone-build-btn { padding: 8px 16px; }
.zone-pattern { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.zone-check { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--zone-ink); cursor: pointer; }
.zone-check input { width: 16px; height: 16px; accent-color: var(--zone-gold); }
.zone-groups { display: flex; flex-direction: column; gap: 8px; }
.zone-grp { display: flex; gap: 8px; align-items: center; }
.zone-grp-idx { width: 24px; height: 32px; flex: 0 0 24px; display: inline-flex; align-items: center; justify-content: center; border-radius: 7px; background: rgba(201,162,90,.14); color: #8a6d2f; font-size: 12px; font-weight: 800; }
.zone-grp-name { flex: 1; }
.zone-grp-del { width: 32px; height: 34px; border-radius: 8px; border: 1px solid var(--zone-line); background: transparent; color: var(--zone-bad); cursor: pointer; transition: background .15s; }
.zone-grp-del:hover { background: rgba(220,38,38,.08); }
.zone-add { align-self: flex-start; }
.zone-hint { font-size: 11.5px; color: var(--zone-muted); line-height: 1.5; }

.zone-btn { padding: 10px 15px; border-radius: 10px; border: 1px solid var(--zone-line); background: var(--zone-panel); color: var(--zone-ink); font-weight: 600; font-size: 13px; cursor: pointer; transition: transform .12s, border-color .12s, box-shadow .12s; }
.zone-btn:hover { transform: translateY(-1px); }
.zone-btn:focus-visible { outline: 2px solid var(--zone-on); outline-offset: 2px; }
.zone-btn--ghost { background: transparent; }
.zone-btn--ghost:hover { border-color: var(--zone-muted); }
.zone-btn--primary { background: var(--zone-gold); border-color: transparent; color: #1a1206; }
.zone-btn--primary:hover { box-shadow: 0 6px 18px rgba(201,162,90,.3); }
.zone-btn--ai { background: linear-gradient(120deg, #6d28d9, #2563eb); color: #fff; border-color: transparent; }
.zone-btn--ai:hover { box-shadow: 0 6px 18px rgba(99,57,217,.35); }

/* ── Preview ── */
.zone-preview { padding: 18px 20px; display: flex; flex-direction: column; gap: 14px; min-width: 0; overflow: hidden; }
.zone-preview-bar { display: flex; align-items: flex-end; gap: 14px; flex-wrap: wrap; }
.zone-preview-bar h4 { margin: 0; font-size: 17px; font-weight: 800; }
.zone-preview-tools { margin-inline-start: auto; display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.zone-table-wrap { flex: 1; overflow: auto; border: 1px solid var(--zone-line); border-radius: 13px; background: var(--zone-panel); box-shadow: 0 1px 3px rgba(0,0,0,.04); }
.zone-empty { padding: 56px 24px; text-align: center; color: var(--zone-muted); display: flex; flex-direction: column; gap: 6px; }
.zone-empty b { font-size: 15px; color: var(--zone-ink); }

.zone-table { border-collapse: separate; border-spacing: 0; width: 100%; font-size: 12.5px; }
.zone-table th { position: sticky; top: 0; z-index: 3; background: var(--nx-midnight, #20283a); color: #eef1f6; font-weight: 700; padding: 11px 12px; text-align: center; white-space: nowrap; font-size: 11px; letter-spacing: .03em; }
.zone-table th.zone-th-desc { text-align: start; min-width: 260px; position: sticky; left: 0; z-index: 4; }
.zone-table th.zone-th-qty { text-align: end; }
.zone-table th.zone-th-grp { background: #2a3346; }
.zone-table td { padding: 8px 12px; border-bottom: 1px solid var(--zone-line-2); text-align: center; vertical-align: middle; }
.zone-td-desc { text-align: start; max-width: 340px; position: sticky; left: 0; background: var(--zone-panel); z-index: 1; font-weight: 600; }
.zone-td-desc { overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; line-height: 1.35; }
.zone-td-unit { color: var(--zone-muted); }
.zone-td-qty, .zone-th-qty { text-align: end; font-variant-numeric: tabular-nums; font-weight: 600; }
.zone-table tbody tr:nth-child(even) td { background: rgba(20,30,50,.018); }
.zone-table tbody tr:nth-child(even) .zone-td-desc { background: #faf9f6; }
.zone-table tbody tr:hover td { background: rgba(201,162,90,.08); }
.zone-table tbody tr:hover .zone-td-desc { background: rgba(201,162,90,.12); }
.zone-row-bad td { background: rgba(220,38,38,.05) !important; }

.zone-cell { padding: 5px 7px; }
.zone-cell--on { background: rgba(37,99,235,.045); }
.zone-cell--off .zone-cell-qty { opacity: .4; }
.zone-share { width: 60px; padding: 6px 4px; text-align: center; border: 1px solid var(--zone-line); border-radius: 8px; background: var(--zone-wash); font: inherit; font-size: 12px; font-variant-numeric: tabular-nums; }
.zone-share:focus-visible { outline: none; border-color: var(--zone-on); box-shadow: 0 0 0 3px rgba(37,99,235,.15); }
.zone-share:disabled { opacity: .4; }
.zone-cell-qty { display: block; font-size: 10.5px; color: var(--zone-muted); margin-top: 3px; font-variant-numeric: tabular-nums; }
.zone-td-mode { white-space: nowrap; }
.zone-mode-sel { padding: 6px 8px; border-radius: 8px; border: 1px solid var(--zone-line); background: var(--zone-wash); font: inherit; font-size: 11.5px; max-width: 140px; }
.zone-sum { display: inline-block; margin-inline-start: 8px; font-size: 11px; font-weight: 800; font-variant-numeric: tabular-nums; }
.zone-sum.ok { color: var(--zone-ok); } .zone-sum.bad { color: var(--zone-bad); }
.zone-tag { font-size: 9px; font-weight: 800; padding: 1px 6px; border-radius: 5px; background: rgba(20,30,50,.08); color: var(--zone-muted); text-transform: uppercase; letter-spacing: .04em; vertical-align: middle; }
.zone-tag--ai { background: linear-gradient(120deg,#6d28d9,#2563eb); color: #fff; }

.zone-drawer-ft { display: flex; align-items: center; gap: 12px; padding: 15px 26px; border-top: 1px solid var(--zone-line); background: var(--zone-panel); }
.zone-ft-actions { margin-inline-start: auto; display: flex; gap: 9px; }
.zone-status { font-size: 12.5px; color: var(--zone-muted); }
.zone-status--ok { color: var(--zone-ok); } .zone-status--bad { color: var(--zone-bad); } .zone-status--busy { color: var(--zone-on); }

/* ── Mapping-tab zone selector (DARK, matches mapping workspace) ── */
.zone-map-bar { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; margin: 0 0 14px; padding: 10px 12px; border: 1px solid rgba(59,130,246,.18); border-radius: 10px; background: rgba(8,18,42,.55); }
.zone-map-bar-lbl { font-size: 9.5px; font-weight: 800; letter-spacing: .08em; color: #5b7595; margin-inline-end: 4px; }
.zone-map-tab { padding: 6px 14px; border-radius: 999px; border: 1px solid rgba(148,163,184,.2); background: rgba(15,30,60,.7); color: #9bb6d4; font-size: 11.5px; font-weight: 700; cursor: pointer; transition: all .15s; }
.zone-map-tab:hover { background: rgba(59,130,246,.18); border-color: rgba(96,165,250,.45); color: #dbeafe; }
.zone-map-tab.on { background: var(--zone-gold); border-color: transparent; color: #1a1206; }
.zone-map-bar-note { margin-inline-start: auto; font-size: 10.5px; color: #5b7595; }

/* ── HTML Deep WBS per-zone blocks (dark) ── */
.zone-deep-wrap { display: grid; gap: 16px; }
.zone-deep-block { border: 1px solid rgba(201,162,90,.35); border-radius: 12px; background: rgba(8,18,42,.4); overflow: hidden; }
.zone-deep-head { display: flex; align-items: center; gap: 10px; padding: 12px 16px; cursor: pointer; background: linear-gradient(90deg, rgba(201,162,90,.22), rgba(201,162,90,.05)); border-bottom: 1px solid rgba(201,162,90,.25); list-style: none; }
.zone-deep-block > .zone-deep-head { user-select: none; }
.zone-deep-badge { font-size: 9.5px; font-weight: 800; letter-spacing: .08em; color: #1a1206; background: var(--zone-gold); padding: 3px 9px; border-radius: 5px; }
.zone-deep-name { font-size: 15px; font-weight: 800; color: #f0e6d2; }
.zone-deep-meta { margin-inline-start: auto; font-size: 11px; color: #9bb6d4; }
.zone-deep-body { padding: 12px 14px; }
.zone-map-tab:focus-visible { outline: 2px solid #60a5fa; outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) { .zone-drawer, .zone-drawer-ov, .zone-open-btn, .zone-btn { transition: none; } }