.bt-tool{--bt-on:color-mix(in srgb,var(--ftk-accent) 14%,var(--ftk-surface));--bt-best:var(--ftk-accent);--bt-good-a:var(--ftk-accent-ink);--bt-good-b:color-mix(in srgb,var(--ftk-accent) 22%,var(--ftk-surface));--bt-fair-dot:var(--ftk-ink-2);gap:20px}.bt-form,.bt-tool{display:grid;min-width:0}.bt-form{gap:16px}.bt-tool .ftk-label svg{width:14px;height:14px;color:var(--ftk-copper);vertical-align:-2px}.bt-group{display:grid;gap:6px;margin:0;padding:0;border:0;min-width:0}.bt-seg{display:flex;flex-wrap:wrap;gap:6px}.bt-chip,.bt-seg__o{position:relative;display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:10px;background:var(--ftk-soft);font-weight:600;font-size:.875rem;cursor:pointer}.bt-chip[data-on=true],.bt-seg__o[data-on=true]{background:var(--bt-on);color:var(--ftk-accent-ink)}.bt-chip input,.bt-seg__o input{position:absolute;inset:0;margin:0;opacity:0;cursor:pointer}.bt-chip:has(input:focus-visible),.bt-seg__o:has(input:focus-visible){outline:2px solid var(--ftk-accent);outline-offset:2px}.bt-regions{gap:12px}.bt-region,.bt-regions{display:grid;min-width:0}.bt-region{gap:10px;margin:0;padding:14px;border:0;border-radius:var(--ftk-radius);background:var(--ftk-soft)}.bt-region__t{display:flex;align-items:center;gap:8px;float:left;width:100%;padding:0;font-size:.9375rem;font-weight:650}.bt-region__t+*{clear:both}.bt-region__row{display:grid;gap:12px;align-items:start;min-width:0}.bt-region__row--3{grid-template-columns:repeat(3,minmax(0,1fr))}.bt-region__more{display:grid;gap:12px;min-width:0}.bt-icon-btn{display:inline-grid;place-items:center;width:32px;height:32px;margin-left:auto;border:0;border-radius:8px;background:var(--ftk-surface);color:var(--ftk-ink);cursor:pointer}.bt-icon-btn svg{width:16px;height:16px}.bt-icon-btn:focus-visible{outline:2px solid var(--ftk-accent);outline-offset:2px}.bt-more{justify-self:start}.bt-days-pick{display:flex;flex-wrap:wrap;gap:6px}.bt-daychip{min-width:48px;min-height:36px;padding:0 10px;border:0;border-radius:9px;background:var(--ftk-surface);color:var(--ftk-ink-2);font:inherit;font-size:.875rem;font-weight:600;cursor:pointer}.bt-daychip[aria-pressed=true]{background:var(--ftk-accent);color:var(--ftk-on-accent)}.bt-daychip:focus-visible{outline:2px solid var(--ftk-accent);outline-offset:2px}.bt-zone,.bt-zone__box{position:relative}.bt-zone__box svg{position:absolute;left:12px;top:50%;width:16px;height:16px;transform:translateY(-50%);color:var(--ftk-on-field-soft);pointer-events:none}.bt-zone__box .ftk-input{padding-left:36px}.bt-zone__list{display:grid;gap:2px;margin:0;padding:6px;list-style:none;border-radius:12px;background:var(--ftk-surface)}.bt-zone__opt{display:grid;gap:2px;min-height:40px;padding:8px 10px;border-radius:8px;cursor:pointer;overflow-wrap:anywhere}.bt-zone__opt:hover,.bt-zone__opt[aria-selected=true]{background:var(--bt-on)}.bt-zone__name{font-weight:600;font-size:.9375rem}.bt-zone__meta{font-size:.8125rem;color:var(--ftk-ink-2)}.bt-tool .ftk-hint{overflow-wrap:anywhere}.bt-acts,.bt-go-row,.bt-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.bt-morebox{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 16px;padding:14px;border-radius:var(--ftk-radius);background:var(--ftk-copper-soft);min-width:0}.bt-status{margin:-6px 0 0;min-height:1.4em;font-size:.875rem;color:var(--ftk-ink-2)}.bt-status:empty{display:none}.bt-top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px 24px;align-items:end;min-width:0}.bt-tool .bt-one{min-height:44px;overflow-wrap:anywhere}.bt-region__row:not(.bt-region__row--3){grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) auto}.bt-region__toggle{align-self:start;margin-top:26px;min-height:44px}.bt-results{display:grid;gap:16px;min-width:0;scroll-margin-top:96px}.bt-h2{margin:0;font-size:1.375rem;font-weight:650;line-height:1.25}.bt-h2:focus{outline:none}.bt-h2:focus-visible{outline:2px solid var(--ftk-accent);outline-offset:4px}.bt-h3{margin:0;font-size:1rem;font-weight:650;line-height:1.3}.bt-answer{display:grid;gap:10px;padding:clamp(14px,2vw,22px);border-radius:18px;background:var(--ftk-soft);min-width:0}.bt-eyebrow{margin:0;font-size:.8125rem;font-weight:600;color:var(--ftk-ink-2)}.bt-headline{margin:0;font-size:clamp(1.5rem,3.2vw,2.125rem);font-weight:680;line-height:1.15;letter-spacing:-.02em;overflow-wrap:anywhere}.bt-yours{display:flex;align-items:flex-start;gap:8px;margin:0;padding:10px 12px;border-radius:12px;background:var(--ftk-copper-soft);color:var(--ftk-ink);font-size:.9375rem;line-height:1.45}.bt-yours svg{flex:none;width:18px;height:18px;margin-top:1px;color:var(--ftk-copper)}.bt-campaign{display:grid;gap:8px;padding:12px;border-radius:12px;background:var(--ftk-surface)}.bt-hint,.bt-note{margin:0;font-size:.9375rem;line-height:1.5;color:var(--ftk-ink);overflow-wrap:anywhere}.bt-hint{font-size:.8125rem;color:var(--ftk-ink-2)}.bt-panel{gap:10px;align-content:start;padding:14px;border-radius:var(--ftk-radius);background:var(--ftk-soft)}.bt-grid,.bt-panel{display:grid;min-width:0}.bt-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.bt-tabs{display:flex;flex-wrap:wrap;gap:6px}.bt-list,.bt-next,.bt-ranked{display:grid;gap:6px;margin:0;padding:0;list-style:none;font-size:.9375rem;line-height:1.45}.bt-list li{overflow-wrap:anywhere}.bt-ranked li{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.bt-next li{display:grid;gap:2px;padding:8px 10px;border-radius:10px;background:var(--ftk-surface);overflow-wrap:anywhere}.bt-next li span:last-child{color:var(--ftk-ink-2);font-size:.875rem}.bt-amb{display:grid;gap:6px}.bt-tag{display:inline-flex;align-items:center;min-height:24px;padding:0 8px;border-radius:6px;font-size:.8125rem;font-weight:650}.bt-tag.bt-t-best{background:var(--bt-best);color:var(--ftk-on-accent)}.bt-tag.bt-t-good{background:var(--bt-good-b);color:var(--ftk-accent-ink)}.bt-tag.bt-t-fair{background:var(--ftk-surface);color:var(--ftk-ink)}.bt-tag.bt-t-avoid{background:var(--ftk-surface);color:var(--ftk-ink-2)}.bt-week{display:grid;gap:10px;padding:14px;border-radius:var(--ftk-radius);background:var(--ftk-soft);min-width:0}.bt-legend{display:flex;flex-wrap:wrap;gap:6px 16px;margin:0;padding:0;list-style:none;font-size:.8125rem;color:var(--ftk-ink)}.bt-legend li{display:inline-flex;align-items:center;gap:6px}.bt-swatch{display:inline-block;width:22px;height:14px;border-radius:4px}.bt-scale{display:flex;justify-content:space-between;margin-left:48px;font-size:.75rem;color:var(--ftk-ink-2);font-variant-numeric:tabular-nums}.bt-days{display:grid;gap:10px;margin:0;padding:0;list-style:none}.bt-day{display:grid;grid-template-columns:40px minmax(0,1fr);gap:4px 8px;align-items:center}.bt-day__n{font-size:.875rem;font-weight:650}.bt-bar{display:flex;height:18px;overflow:hidden;border-radius:6px;background:var(--ftk-surface)}.bt-seg{display:block;min-width:0;height:100%}.bt-day__txt{grid-column:2;font-size:.8125rem;line-height:1.4;color:var(--ftk-ink-2);overflow-wrap:anywhere}.bt-seg.bt-t-best,.bt-swatch.bt-t-best{background:var(--bt-best)}.bt-seg.bt-t-good,.bt-swatch.bt-t-good{background:repeating-linear-gradient(135deg,var(--bt-good-a) 0 2px,var(--bt-good-b) 2px 6px)}.bt-seg.bt-t-fair,.bt-swatch.bt-t-fair{background:radial-gradient(circle,var(--bt-fair-dot) 1.1px,transparent 1.5px) 0 0 /5px 5px,var(--ftk-surface)}.bt-seg.bt-t-avoid,.bt-swatch.bt-t-avoid{background:var(--ftk-surface)}.bt-check .ftk-input{max-width:320px}.bt-mapping .bt-list{padding-left:0}.bt-use{text-align:center}@media (max-width:1100px){.bt-top{grid-template-columns:minmax(0,1fr)}}@media (max-width:760px){.bt-region__toggle{margin-top:0}.bt-grid,.bt-morebox,.bt-region__row--3,.bt-region__row:not(.bt-region__row--3){grid-template-columns:minmax(0,1fr)}}@media (prefers-reduced-motion:reduce){.bt-tool *{transition:none;scroll-behavior:auto}}