:root{--canvas:#ffffff;--parchment:#f5f5f7;--pearl:#fafafc;--ink:#1d1d1f;--muted:#6e6e73;--blue:#0066cc;--blue-hover:#0071e3;--blue-sky:#2997ff;--tile-dark:#272729;--tile-dark-2:#2a2a2c;--muted-dark:#cccccc;--black:#000000;--hairline:rgba(0,0,0,0.08);--hairline-strong:#d2d2d7;--hairline-dark:rgba(255,255,255,0.16);--shadow-product:3px 5px 30px rgba(0,0,0,0.22);--font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--fs-hero:clamp(2.375rem,5.4vw,3.5rem);--fs-h2:clamp(1.875rem,3.6vw,2.5rem);--fs-h3:1.3125rem;--fs-lead:clamp(1.125rem,1.7vw,1.3125rem);--fs-body:1.0625rem;--fs-caption:0.875rem;--fs-fine:0.75rem;--r-sm:8px;--r-md:11px;--r-lg:18px;--r-pill:999px;--s1:8px;--s2:16px;--s3:24px;--s4:32px;--s5:40px;--s6:48px;--s8:64px;--s10:80px;--s12:96px;--maxw:1080px;--nav-h:56px}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}@media 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(max-width:560px){.cards{grid-template-columns:1fr}}.card .num{font-size:var(--fs-fine);letter-spacing:.06em}.card .num,.card .tag{font-weight:600;color:var(--muted)}.card .tag{font-size:var(--fs-caption);letter-spacing:-.016em}.card h3{margin-top:2px}.card p{color:var(--muted);font-size:var(--fs-caption);line-height:1.5;letter-spacing:-.016em}.card .modspec{font-size:var(--fs-fine);color:var(--muted);border-top:1px solid var(--hairline);padding-top:12px;margin-top:auto}.dark{background:var(--tile-dark)}.dark,.dark h2{color:#fff}.compare{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);grid-gap:20px;gap:20px;align-items:stretch;text-align:left}@media (max-width:860px){.compare{grid-template-columns:1fr}}.col-mine,.col-usual{padding:var(--s5);border-radius:var(--r-lg);display:flex;flex-direction:column;gap:var(--s3)}.col-usual{background:var(--tile-dark-2);border:1px solid 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p{margin-bottom:var(--s3);max-width:58ch;color:var(--ink)}.about-quote{font-weight:600;font-size:clamp(1.3125rem,2.2vw,1.625rem);line-height:1.25;letter-spacing:-.015em;margin:var(--s4) 0;max-width:30ch;text-wrap:balance}.about .spec{grid-template-columns:1fr;gap:0;border-top:0;padding-top:0;margin:0;max-width:none}.about .spec li{flex-direction:row;align-items:baseline;grid-gap:var(--s2);gap:var(--s2);display:grid;grid-template-columns:minmax(110px,150px) 1fr;padding:12px 0;border-top:1px solid var(--hairline)}.about .spec li:last-child{border-bottom:1px solid var(--hairline)}.faq-grid{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);grid-gap:clamp(32px,5vw,64px);gap:clamp(32px,5vw,64px);align-items:start;text-align:left}@media (max-width:860px){.faq-grid{grid-template-columns:1fr}}.faq details{border-top:1px solid var(--hairline-strong)}.faq details:last-child{border-bottom:1px solid var(--hairline-strong)}.faq summary{list-style:none;cursor:pointer;padding:var(--s3) 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var(--s2)}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}@media (max-width:560px){.form{grid-template-columns:1fr}.field{grid-column:auto}}.field label{font-size:var(--fs-caption);font-weight:600;color:var(--ink);letter-spacing:-.016em}input,textarea{border:1px solid var(--hairline-strong);border-radius:var(--r-md);background:var(--canvas);padding:12px 14px;font:inherit;letter-spacing:-.022em;color:var(--ink);width:100%;min-height:48px;transition:border-color .18s ease}textarea{resize:vertical}@media (prefers-reduced-motion:reduce){input,textarea{transition:none}}input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}input:hover,textarea:hover{border-color:var(--muted)}input:focus-visible,textarea:focus-visible{outline:2px solid var(--blue-hover);outline-offset:0;border-color:var(--blue-hover);border-radius:var(--r-md)}.consent{grid-column:1/-1;display:flex;gap:12px;align-items:flex-start;font-size:var(--fs-caption);color:var(--muted);letter-spacing:-.016em}.consent input{width:20px;height:20px;min-height:20px;margin-top:2px;accent-color:var(--blue);flex:none}.consent a{color:var(--blue)}.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.form-status{grid-column:1/-1;font-size:var(--fs-caption);min-height:1.5em;letter-spacing:-.016em}.form-status .err,.form-status .ok,.form-status.err,.form-status.ok{color:var(--ink);font-weight:600}.form-status a{color:var(--blue)}.site-footer{background:var(--parchment);color:var(--muted);border-top:1px solid var(--hairline-strong);padding:var(--s8) 0 var(--s5);font-size:var(--fs-caption);letter-spacing:-.016em}.foot-grid{display:flex;justify-content:space-between;gap:var(--s6);flex-wrap:wrap;margin-bottom:var(--s6)}.foot-brand{display:flex;align-items:flex-start;gap:12px;color:var(--ink);max-width:36ch}.foot-brand svg{width:28px;height:28px;flex:none;margin-top:2px}.foot-brand .name{font-weight:600;font-size:var(--fs-caption);display:block}.foot-brand .line{font-size:var(--fs-caption);color:var(--muted)}.foot-cols{display:flex;gap:clamp(40px,6vw,88px);flex-wrap:wrap}.foot-h{font-size:var(--fs-caption);font-weight:600;color:var(--ink);margin-bottom:var(--s1)}.foot-cols ul{list-style:none;display:flex;flex-direction:column}.foot-cols a{color:var(--muted);text-decoration:none;display:inline-flex;align-items:center;min-height:44px;overflow-wrap:anywhere}.foot-cols a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}.foot-base{border-top:1px solid var(--hairline-strong);padding-top:var(--s3);display:flex;justify-content:space-between;gap:var(--s2);flex-wrap:wrap;font-size:var(--fs-fine);color:var(--muted)}.ch-head{display:grid;grid-template-columns:auto minmax(0,1fr);grid-gap:clamp(20px,3.5vw,44px);gap:clamp(20px,3.5vw,44px);align-items:start;margin-bottom:clamp(40px,6vw,72px);text-align:left}.ch-num{font-size:clamp(2.75rem,6.5vw,4.5rem);font-weight:600;line-height:.9;letter-spacing:-.02em;color:var(--muted);border-bottom:4px solid var(--blue);padding-bottom:10px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.dark .ch-num{color:var(--muted-dark)}.ch-head h2{margin:8px 0 var(--s3);max-width:22ch}.ch-head .lead{margin:0}@media (max-width:640px){.ch-head{grid-template-columns:1fr;gap:var(--s3)}.ch-num{font-size:2.25rem;display:inline-block}}.rail{display:none}@media (min-width:1400px){.rail{display:block;position:fixed;z-index:40;left:clamp(16px,2.4vw,40px);top:50%;transform:translateY(-50%)}.rail ol{list-style:none;display:flex;flex-direction:column;gap:2px}.rail a{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:4px 6px;text-decoration:none;color:var(--muted);font-size:var(--fs-fine);letter-spacing:.01em}.rail a:hover{color:var(--ink);text-decoration:none}.rail .rail-n{font-weight:600;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.rail .rail-bar{width:14px;height:1px;background:currentColor;opacity:.55;transition:width .25s ease}.rail a[aria-current]{color:var(--ink);font-weight:600}.rail a[aria-current] .rail-bar{width:26px;background:var(--blue);opacity:1}.rail.on-dark a{color:var(--muted-dark)}.rail.on-dark a:hover,.rail.on-dark a[aria-current]{color:#fff}.rail.on-dark a[aria-current] .rail-bar{background:var(--blue-sky)}@media (prefers-reduced-motion:reduce){.rail .rail-bar{transition:none}}}.cases{display:flex;flex-direction:column;gap:clamp(48px,6vw,80px)}.case{text-align:left}.case-head{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);grid-gap:clamp(24px,4vw,56px);gap:clamp(24px,4vw,56px);align-items:center}@media (max-width:800px){.case-head{grid-template-columns:1fr;gap:var(--s3)}}@media (min-width:801px){.case:nth-child(2n) .case-head{grid-template-columns:minmax(0,2fr) minmax(0,3fr)}.case:nth-child(2n) .case-shot{order:2}}.case-shot{display:block;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--shadow-product)}.case-shot img{aspect-ratio:16/10;object-fit:cover;width:100%;transition:transform .5s cubic-bezier(.22,1,.36,1)}.case-shot:focus-visible img,.case-shot:hover img{transform:scale(1.02)}@media (prefers-reduced-motion:reduce){.case-shot img{transition:none}.case-shot:focus-visible img,.case-shot:hover img{transform:none}}.case-meta{display:flex;flex-direction:column;gap:10px}.case-meta .idx{font-size:var(--fs-fine);font-weight:600;color:var(--muted);letter-spacing:.06em;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.case-meta h3{font-size:clamp(1.5rem,2.4vw,1.75rem);letter-spacing:-.015em}.case-meta .cat{color:var(--muted);font-size:var(--fs-caption);letter-spacing:-.016em}.case-lage{color:var(--ink);font-size:var(--fs-body);max-width:46ch}.case-actions{display:flex;gap:var(--s2);flex-wrap:wrap;align-items:center;margin-top:6px}.case-toggle{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 18px;background:transparent;border:1px solid var(--blue);border-radius:var(--r-pill);color:var(--blue);font-size:var(--fs-caption);letter-spacing:-.016em;transition:background-color .18s ease,transform .12s ease}.case-toggle:hover{background:rgba(0,102,204,.06)}.case-toggle:active{transform:scale(.97)}.case-toggle svg{width:12px;height:12px;transition:transform .3s ease}.case-toggle[aria-expanded=true] svg{transform:rotate(45deg)}@media (prefers-reduced-motion:reduce){.case-toggle,.case-toggle svg{transition:none}.case-toggle:active{transform:none}}.case-live{display:inline-flex;align-items:center;gap:6px;min-height:44px;color:var(--blue);font-size:var(--fs-caption);letter-spacing:-.016em}.case-live svg{width:14px;height:14px}.case-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s cubic-bezier(.22,1,.36,1)}.case-panel.open{grid-template-rows:1fr}.case-panel>div{overflow:hidden;min-height:0}@media (prefers-reduced-motion:reduce){.case-panel{transition:none}}.case-story{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:20px;gap:20px;margin-top:var(--s4);border-top:1px solid var(--hairline-strong);padding-top:var(--s4)}@media (max-width:800px){.case-story{grid-template-columns:1fr}}.case-step{display:flex;flex-direction:column;gap:8px;text-align:left}.case-step .k{font-size:var(--fs-fine);font-weight:600;letter-spacing:.04em;color:var(--muted);display:inline-flex;align-items:center;gap:8px}.case-step .k:before{content:"";width:14px;height:1px;background:var(--muted)}.case-step:last-child .k{color:var(--blue)}.case-step:last-child .k:before{background:var(--blue)}.case-step p{font-size:var(--fs-caption);color:var(--ink);letter-spacing:-.016em;line-height:1.55;-webkit-hyphens:auto;hyphens:auto}.case-step .fine{font-size:var(--fs-fine);color:var(--muted);border-top:1px solid var(--hairline);padding-top:8px;margin-top:2px}.chain-grid{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);grid-gap:clamp(32px,5vw,72px);gap:clamp(32px,5vw,72px);align-items:start;text-align:left}@media (max-width:860px){.chain-grid{grid-template-columns:1fr}}.chain{list-style:none;position:relative;display:flex;flex-direction:column;gap:clamp(28px,3.5vw,40px)}.chain:before{content:"";position:absolute;left:19px;top:10px;bottom:10px;width:2px;background:var(--hairline-strong);transform:scaleY(0);transform-origin:top;transition:transform 1.1s cubic-bezier(.22,1,.36,1) .15s}.fx .chain.rv.in:before,html:not(.fx) .chain:before{transform:scaleY(1)}@media (prefers-reduced-motion:reduce){.chain:before{transform:scaleY(1);transition:none}}.chain-step{position:relative;display:grid;grid-template-columns:40px minmax(0,1fr);grid-gap:var(--s3);gap:var(--s3)}.chain-step .n{width:40px;height:40px;border-radius:50%;background:var(--canvas);border:2px solid var(--ink);display:grid;place-items:center;font-size:var(--fs-caption);font-weight:600;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;position:relative;z-index:1}.chain-step h3{font-size:1.0625rem;margin-bottom:4px}.chain-step p{font-size:var(--fs-caption);color:var(--muted);letter-spacing:-.016em;line-height:1.55;max-width:52ch;-webkit-hyphens:auto;hyphens:auto}.gate{margin-top:var(--s2);display:flex;gap:10px;align-items:flex-start;border:1px solid var(--hairline-strong);border-left:3px solid var(--blue);border-radius:var(--r-sm);padding:10px 14px;background:var(--parchment);font-size:var(--fs-fine);color:var(--ink);letter-spacing:-.01em;line-height:1.5;max-width:52ch}.gate svg{width:14px;height:14px;flex:none;margin-top:2px;color:var(--blue)}.gate strong{font-weight:600}.fx .chain-step.rv{transition-delay:calc(var(--i, 0) * .11s)}@media (prefers-reduced-motion:reduce){.fx .chain-step.rv{transition-delay:0s}}.proofs{background:var(--canvas);border:1px solid var(--hairline-strong);border-radius:var(--r-lg);padding:var(--s4);display:flex;flex-direction:column;gap:var(--s2)}@media (min-width:861px){.proofs{position:-webkit-sticky;position:sticky;top:calc(var(--nav-h) + 24px)}}.proofs .side-label{font-size:var(--fs-caption);font-weight:600;color:var(--ink)}.proof-list{list-style:none;display:flex;flex-direction:column}.proof-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:1px solid var(--hairline);font-size:var(--fs-caption);color:var(--ink);letter-spacing:-.016em;line-height:1.5}.proof-list li:last-child{border-bottom:1px solid var(--hairline)}.proof-list svg{width:16px;height:16px;flex:none;margin-top:3px;color:var(--blue)}.proof-list .sub{display:block;margin-top:2px}.proof-foot,.proof-list .sub{color:var(--muted);font-size:var(--fs-fine)}.legal{padding-block:clamp(48px,7vw,96px);background:var(--canvas)}.legal .wrap{max-width:760px}.legal h1{font-size:clamp(2rem,4.5vw,2.5rem);margin-bottom:var(--s2)}.legal .stand{font-size:var(--fs-caption);color:var(--muted);margin-bottom:var(--s6)}.legal h2{font-size:1.375rem;margin:var(--s6) 0 var(--s2)}.legal address,.legal p{margin-bottom:var(--s2);max-width:64ch;font-style:normal}.legal a{color:var(--blue)}.legal ul{padding-left:1.2em;margin-bottom:var(--s2)}.legal .back{display:inline-flex;align-items:center;min-height:44px;margin-top:var(--s6);color:var(--blue)}