.otool__bar,.otools__bar{position:-webkit-sticky;position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:1rem clamp(1.1rem,3vw,2rem);background:color-mix(in srgb,var(--paper) 88%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.otool__brand,.otools__brand{font-family:var(--font-display);font-weight:500;font-size:1.1rem;letter-spacing:.02em;color:var(--ink)}.otool__dot,.otools__dot{color:var(--clay)}.otool__back,.otools__back{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);border-bottom:1px solid transparent;padding-bottom:2px;min-height:40px;display:inline-flex;align-items:center;transition:color .3s,border-color .3s}.otool__back:hover,.otools__back:hover{color:var(--clay-2);border-bottom-color:var(--clay)}.otool__head,.otools__hero{padding-block:clamp(2.5rem,6vw,4.5rem) clamp(1.8rem,4vw,2.5rem);max-width:46rem}.otool__title,.otools__title{font-family:var(--font-display);font-weight:440;font-size:clamp(2rem,4.2vw,3.1rem);line-height:1.06;letter-spacing:-.02em;margin-top:1.1rem;font-optical-sizing:auto}.otool__lead,.otools__lead{color:var(--ink-2);font-size:1.02rem;line-height:1.6;margin-top:1rem;max-width:42ch}.otool__body{padding-bottom:clamp(2.5rem,5vw,4rem)}.otool__layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);grid-gap:clamp(1.5rem,4vw,3rem);gap:clamp(1.5rem,4vw,3rem);align-items:start}.otool__panel{background:var(--paper-card);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.4rem,3vw,2rem)}.otool__panel+.otool__panel{margin-top:1.2rem}.otool__panel-title{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:1rem}.otool__field{margin-bottom:1.3rem}.otool__field:last-child{margin-bottom:0}.otool__label{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);margin-bottom:.6rem}.otool__label span.val{color:var(--clay-2);font-weight:600;text-transform:none;letter-spacing:0;font-size:.85rem}.otool__range{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:3px;background:var(--line);border-radius:100px;outline:none;cursor:pointer}.otool__range::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--clay);border:3px solid var(--paper-card);box-shadow:0 0 0 1px var(--clay);cursor:pointer}.otool__range::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--clay);border:3px solid var(--paper-card);box-shadow:0 0 0 1px var(--clay);cursor:pointer}.otool__input,.otool__select{width:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:.65rem .8rem;font-family:var(--font-body);font-size:.95rem;color:var(--ink);min-height:44px}.otool__input:focus,.otool__select:focus{outline:none;border-color:var(--clay)}.otool__chips{display:flex;flex-wrap:wrap;gap:.6rem}.otool__chip{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.04em;padding:.6em 1em;min-height:40px;display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:100px;color:var(--ink-2);transition:background .3s,color .3s,border-color .3s}.otool__chip:hover{border-color:var(--ink-3)}.otool__chip.on,.otool__chip[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.otool__result{background:var(--ink);color:var(--paper);border-radius:var(--radius);padding:clamp(1.4rem,3vw,2rem)}.otool__result-label{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--clay-tint);margin-bottom:.6rem}.otool__result-value{font-family:var(--font-display);font-size:clamp(1.9rem,4vw,2.6rem);line-height:1.05;font-optical-sizing:auto}.otool__result-sub{color:color-mix(in srgb,var(--paper) 70%,transparent);font-size:.88rem;margin-top:.5rem;line-height:1.5}.otool__result-list{margin-top:1.1rem;padding-top:1.1rem;border-top:1px solid rgba(241,236,225,.16)}.otool__result-row{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;padding-block:.4rem;font-size:.9rem}.otool__result-row+.otool__result-row{border-top:1px solid rgba(241,236,225,.1)}.otool__result-row .k{color:color-mix(in srgb,var(--paper) 68%,transparent)}.otool__result-row .v{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.otool__note{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.03em;color:var(--ink-3);line-height:1.6;margin-top:1rem}.otool__list{border-top:1px solid var(--line)}.otool__item{border-bottom:1px solid var(--line);padding:1.1rem 0;display:flex;gap:1rem;align-items:flex-start}.otool__item-no{font-family:var(--font-mono);font-size:.72rem;color:var(--clay-2);flex-shrink:0;padding-top:.2rem}.otool__item-body{flex:1 1}.otool__item-title{font-family:var(--font-display);font-size:1.08rem;font-weight:500}.otool__item-desc{color:var(--ink-2);font-size:.92rem;line-height:1.55;margin-top:.35rem}.otool__check{display:flex;align-items:flex-start;gap:.9rem;cursor:pointer}.otool__box{width:22px;height:22px;flex-shrink:0;border:1px solid var(--ink-3);border-radius:3px;margin-top:.15rem;display:grid;place-items:center;transition:background .25s,border-color .25s}.otool__check[aria-checked=true] .otool__box{background:var(--ink);border-color:var(--ink)}.otool__check[aria-checked=true] .otool__box:after{content:"";width:10px;height:6px;border-left:2px solid var(--paper);border-bottom:2px solid var(--paper);transform:rotate(-45deg) translate(1px,-1px)}.otool__cta{border-top:1px solid var(--line);padding-block:clamp(2.2rem,5vw,3.5rem);display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}.otool__cta p{font-family:var(--font-display);font-size:clamp(1.2rem,2.2vw,1.5rem);max-width:30ch}.otools{min-height:100vh;background:var(--paper);color:var(--ink)}.otools__section-label{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);padding-bottom:.8rem;border-bottom:1px solid var(--line);margin-bottom:0}.otools__grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);margin-top:-1px}.otools__card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(1.4rem,2.4vw,1.9rem);display:flex;flex-direction:column;gap:.7rem;min-height:190px;transition:background .35s var(--ease)}.otools__card:hover{background:var(--paper-card)}.otools__card-no{font-family:var(--font-mono);font-size:.72rem;color:var(--clay-2)}.otools__card-title{font-family:var(--font-display);font-size:1.18rem;font-weight:500;line-height:1.2;margin-top:auto}.otools__card-desc{color:var(--ink-2);font-size:.88rem;line-height:1.5}.otools__card-arw{margin-top:auto;color:var(--ink-3);transition:transform .35s var(--ease),color .3s}.otools__card:hover .otools__card-arw{transform:translate(3px,-3px);color:var(--clay-2)}.otools__section{padding-block:clamp(2rem,4vw,3rem)}@media (max-width:900px){.otool__layout{grid-template-columns:1fr}.otools__grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:620px){.otools__grid{grid-template-columns:1fr}.otool__cta{flex-direction:column;align-items:flex-start}}.guide__meta{display:flex;align-items:center;gap:.8rem;margin-top:1rem;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}.guide__body{max-width:42rem;padding-bottom:clamp(2.5rem,5vw,4rem)}.guide__body h2{font-family:var(--font-display);font-weight:480;font-size:clamp(1.35rem,2.4vw,1.7rem);line-height:1.18;letter-spacing:-.01em;margin-top:2.6rem;margin-bottom:1rem}.guide__body h2:first-child{margin-top:0}.guide__body p{color:var(--ink-2);font-size:1rem;line-height:1.75;margin-bottom:1.15rem}.guide__body p:last-child{margin-bottom:0}.guide__body strong{color:var(--ink);font-weight:600}.guide__body ul{border-top:1px solid var(--line);margin-top:1.2rem;margin-bottom:1.2rem}.guide__body li{border-bottom:1px solid var(--line);padding:.85rem 0 .85rem 1.1rem;position:relative;color:var(--ink-2);line-height:1.6}.guide__body li:before{content:"";position:absolute;left:0;top:1.15rem;width:5px;height:5px;background:var(--clay);border-radius:50%}.guide__note{background:var(--paper-card);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1.4rem;margin:1.6rem 0;font-size:.92rem;line-height:1.65;color:var(--ink-2)}.guide__note strong{color:var(--ink)}.guide__related{border-top:1px solid var(--line);padding-top:1.2rem;margin-top:.5rem;display:flex;flex-wrap:wrap;gap:.8rem}.guide__related a{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.04em;text-transform:uppercase;color:var(--clay-2);border-bottom:1px solid var(--clay);padding-bottom:2px;min-height:40px;display:inline-flex;align-items:center}