.twi-root{min-width:0}.twi-root .tk-result-label{font-size:15px;font-weight:600;line-height:1.3}.twi-root .tk-result-value{font-size:clamp(40px,12vw,64px);line-height:1.05}.twi-root .tk-result-caption{color:var(--tk-muted);font-size:15px;line-height:1.45;max-width:46ch}.twi-root .tk-delta{font-size:14px;line-height:1.3}.twi-root .tk-hint,.twi-root .tk-msg{font-size:13px;line-height:1.45}.twi-root p.tk-label{font-size:14px;line-height:1.3}.twi-year{display:grid;gap:4px}.twi-page .twi-weekly{color:var(--tk-ink);font-weight:600}.twi-pincard-close:focus-visible,.twi-switch:focus-visible{outline:3px solid var(--tk-green);outline-offset:2px}.twi-inputs{display:grid;gap:24px;margin:0 auto;max-width:480px;min-width:0}.twi-inputs .tk-input{font-size:20px;min-height:52px}.twi-inputs .tk-seg-btn{min-height:48px}.twi-result{display:grid;gap:12px;min-width:0;transition-duration:var(--tk-base);transition-property:opacity;transition-timing-function:var(--tk-ease)}.twi-result.is-stale{opacity:.55}.twi-lump{display:grid;gap:8px;justify-items:center}.twi-lump .tk-delta{align-items:flex-start}.twi-page .twi-note{color:var(--tk-muted);font-size:13px;line-height:1.5;margin:0;max-width:52ch;text-align:center}.twi-toggles{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.twi-toggles:empty{display:none}.twi-switch-row{display:grid}.twi-switch-line{align-items:center;display:flex;gap:2px}.twi-switch{align-items:center;background:#fff;border:0;border-radius:999px;box-shadow:0 0 0 1px var(--tk-line);color:var(--tk-ink);cursor:pointer;display:inline-flex;font:inherit;font-size:14px;font-weight:600;gap:10px;min-height:44px;padding:0 14px 0 8px;text-align:left}.twi-switch:hover{box-shadow:0 0 0 1px var(--tk-green)}.twi-switch-track{background:#fff;border-radius:999px;box-shadow:inset 0 0 0 2px #6f8f83;flex:0 0 auto;height:24px;position:relative;width:40px}.twi-switch-track:before{background:var(--tk-green);border-radius:inherit;content:"";inset:0;opacity:0;transition-property:opacity;transition-timing-function:var(--tk-ease)}.twi-switch-thumb,.twi-switch-track:before{position:absolute;transition-duration:var(--tk-fast)}.twi-switch-thumb{background:#6f8f83;border-radius:50%;height:16px;left:4px;top:4px;transform:translateX(0);transition-property:transform;transition-timing-function:var(--tk-ease);width:16px}.twi-switch.is-on .twi-switch-track:before{opacity:1}.twi-switch.is-on .twi-switch-thumb{background:#fff;transform:translateX(16px)}.twi-stats .tk-stat-value{white-space:nowrap}.twi-actions{align-items:center;display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}.twi-actions-end{display:inline-flex;gap:8px;margin-left:auto}.twi-chart{margin:0 auto;max-width:460px;min-width:0;position:relative;width:100%}.tk-project-visual .twi-chart{max-width:960px}.twi-plot{position:relative}.twi-svg{display:block;height:auto;overflow:visible;width:100%}.twi-grid line{stroke:var(--tk-line);stroke-width:1}.twi-line{fill:none;stroke-linecap:round;stroke-linejoin:round}.twi-line--plan{stroke:var(--tk-green);stroke-width:3.2}.twi-line--savings{stroke:var(--tk-gold-deep);stroke-width:2.6}.twi-line--put{stroke:var(--tk-muted);stroke-width:1.8;stroke-dasharray:5 5}.twi-line--lump{stroke:var(--tk-ink);stroke-width:3.2;opacity:0}.twi-draw{stroke-dasharray:1;stroke-dashoffset:0}.twi-gap{fill:rgba(0,255,164,.32);stroke:none}.twi-gap,.twi-line--lump,.twi-line--plan,.twi-line--savings{transition-duration:var(--tk-base);transition-property:opacity;transition-timing-function:var(--tk-ease)}.twi-chart--compare .twi-gap,.twi-chart--compare .twi-line--plan,.twi-chart--compare .twi-line--savings{opacity:.18}.twi-chart--compare .twi-line--lump{opacity:1}.twi-chart--armed .twi-draw{stroke-dashoffset:1}.twi-chart--armed .twi-gap,.twi-chart--armed .twi-pin-dot{opacity:0}.twi-chart--in .twi-line--plan{animation:twi-draw var(--tk-draw) var(--tk-ease) backwards}.twi-chart--in .twi-line--savings{animation:twi-draw var(--tk-draw) var(--tk-ease) .24s backwards}.twi-chart--in .twi-gap{animation:twi-fade var(--tk-base) var(--tk-ease) 1s backwards}.twi-chart--in .twi-pin-dot{animation:twi-pin-in var(--tk-base) var(--tk-ease) 1.1s backwards}@keyframes twi-draw{0%{stroke-dashoffset:1}to{stroke-dashoffset:0}}@keyframes twi-fade{0%{opacity:0}to{opacity:1}}@keyframes twi-pin-in{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}.twi-cross{stroke:var(--tk-ink);stroke-width:1.5;stroke-dasharray:4 3}.twi-xlabels,.twi-ylabels{inset:0;pointer-events:none;position:absolute}.twi-ylabel{background:hsla(0,0%,100%,.78);border-radius:4px;left:1.5%;line-height:1.3;padding:0 4px;transform:translateY(-105%)}.twi-xlabel,.twi-ylabel{color:var(--tk-muted);font-size:12px;font-variant-numeric:tabular-nums;font-weight:700;position:absolute}.twi-xlabel{bottom:2px;white-space:nowrap}.twi-xlabel--center{transform:translateX(-50%)}.twi-xlabel--start{transform:translateX(0)}.twi-xlabel--end{transform:translateX(-100%)}.twi-scrub{border-radius:8px;cursor:crosshair;inset:0;position:absolute;touch-action:pan-y;z-index:1}.twi-scrub:focus-visible{outline:3px solid var(--tk-green);outline-offset:2px}.twi-dot{border:3px solid #fff;border-radius:50%;box-shadow:0 1px 4px rgba(1,38,28,.35);height:14px;pointer-events:none;position:absolute;transform:translate(-50%,-50%);width:14px;z-index:2}.twi-dot--plan{background:var(--tk-green)}.twi-dot--savings{background:var(--tk-gold-deep)}.twi-crossdate{background:var(--tk-ink);border-radius:6px;color:#fff;font-size:12px;font-weight:700;padding:2px 8px;pointer-events:none;position:absolute;top:0;transform:translateX(-50%);white-space:nowrap;z-index:2}.twi-pin{background:transparent;border:0;border-radius:50%;cursor:pointer;display:grid;height:44px;padding:0;place-items:center;position:absolute;transform:translate(-50%,-50%);width:44px;z-index:3}.twi-page .twi-pin:focus-visible{outline:none}.twi-pin:focus-visible .twi-pin-dot{outline:3px solid var(--tk-green);outline-offset:3px}.twi-pin-dot{background:var(--tk-gold);border-radius:50%;box-shadow:0 0 0 3px #fff,0 2px 6px rgba(1,38,28,.3);color:var(--tk-ink);display:grid;font-size:12px;font-weight:800;height:24px;line-height:1;place-items:center;transition-duration:var(--tk-fast);transition-property:transform;transition-timing-function:var(--tk-ease);width:24px}.twi-pin:hover .twi-pin-dot{transform:scale(1.12)}.twi-pin:active .twi-pin-dot{transform:scale(.94)}.twi-pin.is-open .twi-pin-dot{background:var(--tk-ink);color:#fff;transform:scale(1.18)}.twi-pin-dot--static{box-shadow:none;flex:0 0 auto}.twi-readout{background:hsla(0,0%,100%,.96);border-radius:10px;box-shadow:0 0 0 1px var(--tk-line),0 6px 16px rgba(1,38,28,.1);display:grid;gap:2px 12px;grid-template-columns:auto auto;left:4px;margin:0;opacity:0;padding:8px 12px;pointer-events:none;position:absolute;top:4px;transition-duration:var(--tk-fast);transition-property:opacity;transition-timing-function:var(--tk-ease);z-index:4}.twi-readout.is-on{opacity:1}.twi-readout div{display:contents}.twi-readout dt{color:var(--tk-muted);font-size:12px;font-weight:600}.twi-readout dd{color:var(--tk-ink);font-size:13px;font-variant-numeric:tabular-nums;font-weight:800;margin:0;text-align:right}.twi-legend{display:flex;flex-wrap:wrap;gap:4px 16px;justify-content:center;list-style:none;margin:8px 0 0;padding:0}.twi-key{align-items:center;color:var(--tk-copy);display:inline-flex;font-size:12px;font-weight:600;gap:6px;line-height:1.3}.twi-swatch{background:var(--tk-green);border-radius:2px;flex:0 0 auto;height:4px;width:18px}.twi-swatch--savings{background:var(--tk-gold-deep)}.twi-swatch--lump{background:var(--tk-ink)}.twi-swatch--put{background:repeating-linear-gradient(to right,var(--tk-muted) 0 4px,transparent 4px 7px)}.twi-swatch--gap{background:rgba(0,255,164,.5);height:10px}.twi-pincard{animation:twi-card-in var(--tk-base) var(--tk-ease);background:var(--tk-bg-soft);border-radius:var(--tk-radius-sm);box-shadow:0 0 0 1px var(--tk-line);margin-top:14px;padding:16px}.twi-pincard-head{align-items:flex-start;display:flex;gap:12px;justify-content:space-between}.twi-pincard h3{color:var(--tk-ink);font-size:17px;font-weight:800;line-height:1.3;margin:0}.twi-pincard p{font-size:15px;line-height:1.55;margin:6px 0 0}.twi-pincard-close{background:transparent;border:0;border-radius:50%;color:var(--tk-green);cursor:pointer;display:grid;flex:0 0 auto;height:44px;margin:-8px -8px 0 0;padding:0;place-items:center;width:44px}@keyframes twi-card-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.twi-page .twi-bridge{color:var(--tk-muted);font-size:14px;line-height:1.55;margin:20px auto 0;max-width:52ch;text-align:center}.twi-bridge a{color:var(--tk-green);font-weight:700;text-decoration:underline}.twi-how{display:grid;gap:14px;max-width:820px}.twi-how h2,.twi-how h3,.twi-how p{margin:0}.twi-page .twi-formula{background:var(--tk-mint-wash);border-radius:var(--tk-radius-sm);color:var(--tk-ink);font-weight:700;padding:12px 16px}.twi-steps{display:grid;gap:8px;margin:0;padding-left:22px}.twi-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--tk-radius-sm);box-shadow:0 0 0 1px var(--tk-line)}.twi-table{border-collapse:collapse;font-size:14px;font-variant-numeric:tabular-nums;width:100%}.twi-table caption{color:var(--tk-ink);font-size:14px;font-weight:700;line-height:1.4;padding:12px 12px 8px;text-align:left}.twi-table td,.twi-table th{border-top:1px solid var(--tk-line);padding:10px 12px;text-align:right}.twi-table thead th{background:var(--tk-bg-soft);color:var(--tk-muted);font-size:13px}.twi-table td:first-child,.twi-table th:first-child{text-align:left}.twi-table tbody th{color:var(--tk-ink);font-weight:700}.twi-sub{color:var(--tk-ink);font-size:18px;font-weight:800}.twi-sources{display:grid;font-size:14px;gap:8px;margin:0;padding-left:20px}.twi-links a,.twi-sources a{color:var(--tk-green);font-weight:700}.twi-explainers{display:grid;gap:12px;grid-template-columns:minmax(0,1fr)}.twi-explainer{background:var(--tk-bg-soft);border-radius:16px;min-width:0;padding:20px}.twi-explainer h3{color:var(--tk-ink);font-size:17px;font-weight:800;line-height:1.3;margin:0 0 8px}.twi-explainer p{font-size:15px;line-height:1.55;margin:0}.twi-classroom{max-width:820px}.twi-classroom p{margin:0 0 12px}.twi-links{display:grid;gap:6px;margin:0;padding-left:20px}.twi-links--related{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));list-style:none;padding-left:0}.twi-links--related a{align-items:center;background:var(--tk-bg-soft);border-radius:var(--tk-radius-sm);display:flex;min-height:44px;padding:8px 14px;text-decoration:none}.twi-page .twi-faq .faq-title{color:var(--tk-ink);font-size:clamp(22px,3.4vw,28px);margin:0 0 8px;max-width:none;padding:0;text-align:left;width:100%}.twi-page .twi-faq .faq-item{margin:0;max-width:820px;width:100%}.twi-page .twi-faq .faq-answer{font-size:16px;font-weight:400;line-height:1.55}.twi-page .twi-faq .faq-answer-container-visible{max-height:1400px}@media (max-width:560px){.twi-explainer{padding:16px}.twi-actions .tk-btn:not(.tk-btn--icon){flex:1 1 0;padding-left:12px;padding-right:12px}.twi-actions-end{margin-left:0}.twi-result .tk-result-caption{height:1px;margin:-1px;overflow:hidden;position:absolute;width:1px;clip:rect(0 0 0 0);white-space:nowrap}.twi-stats .tk-stat{padding:10px 4px}.twi-stats .tk-stat-label{flex-wrap:nowrap}.twi-stats .tk-stat-value{font-size:14px;letter-spacing:-.01em}}@media (max-width:400px){.twi-stats .tk-stat-value{font-size:13px}}@media print{.twi-actions,.twi-pin,.twi-pincard,.twi-scrub,.twi-toggles{display:none!important}.twi-result.is-stale{opacity:1}.twi-line--plan{stroke:#000}.twi-line--savings{stroke:#555}.twi-gap{fill:#ddd}.tk-stat,.twi-readout{background:#fff;box-shadow:inset 0 0 0 1px #888}.twi-readout{display:none!important}}@media (prefers-reduced-motion:reduce){.twi-gap,.twi-line--lump,.twi-line--plan,.twi-line--savings,.twi-pin-dot,.twi-readout,.twi-result,.twi-switch-thumb,.twi-switch-track:before{transition:none}.twi-pin:active .twi-pin-dot,.twi-pin:hover .twi-pin-dot{transform:none}.twi-chart--armed .twi-draw,.twi-chart--in .twi-draw{stroke-dashoffset:0}.twi-chart--armed .twi-gap,.twi-chart--armed .twi-pin-dot{opacity:1}.twi-chart--in .twi-gap,.twi-chart--in .twi-line--plan,.twi-chart--in .twi-line--savings,.twi-chart--in .twi-pin-dot,.twi-pincard{animation:none}.twi-chart--compare .twi-gap{opacity:.18}}