:root{--color-carbon: #121010;--color-forge-dark: #333130;--color-ash: #f2f0ee;--color-white: #ffffff;--color-red: #d43b2a;--color-red-text: #b8301f;--color-red-surface: #b8301f;--color-red-hover: #982615;--color-gold: #ffb400;--color-echo: #6b6765;--color-soft: #d8d4d1;--color-success: #2e6b4d;--font-display: "Outfit", sans-serif;--font-body: "Outfit", sans-serif;--font-mono: "JetBrains Mono", monospace;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-md: 1.25rem;--text-lg: 1.5625rem;--text-xl: 1.953rem;--text-2xl: 2.441rem;--text-3xl: 3.052rem;--text-display: clamp(3rem, 6vw, 5.5rem);--rule: 1px solid var(--color-soft);--radius-sm: .25rem;--radius-md: .5rem;--ease-out: cubic-bezier(.16, 1, .3, 1);--duration-fast: .16s;--duration-medium: .36s}*{box-sizing:border-box}html,body{margin:0;overflow-x:clip;scroll-behavior:smooth}body{background:var(--color-ash);color:var(--color-carbon);font-family:var(--font-body);font-size:var(--text-base);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit}button,a{-webkit-tap-highlight-color:transparent}button,input,textarea,select{font:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--color-gold);outline-offset:4px}.skip-link{background:var(--color-white);left:var(--space-4);padding:var(--space-3) var(--space-4);position:fixed;top:-100px;z-index:10}.skip-link:focus{top:var(--space-4)}.site-nav{align-items:center;background:var(--color-ash);border-bottom:var(--rule);display:flex;justify-content:space-between;min-height:76px;padding:var(--space-4) clamp(1.25rem,4vw,4rem)}.wordmark{align-items:baseline;display:inline-flex;font-size:var(--text-md);font-weight:800;letter-spacing:-.035em;text-decoration:none}.wordmark 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var(--ease-out)}.button:hover{background:var(--color-red-hover);border-color:var(--color-red-hover);transform:translateY(-2px)}.button:active{transform:translateY(0)}.button-small{min-height:42px;padding:.55rem 1rem}.text-link{align-items:center;border-bottom:1px solid currentColor;display:inline-flex;font-weight:700;gap:var(--space-2);min-height:44px;text-decoration:none;transition:color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out)}.text-link:hover{border-color:var(--color-red);color:var(--color-red)}.text-link.light{color:var(--color-white)}.hero{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);min-height:calc(100vh - 76px)}.hero-copy,.hero-stage{min-width:0;padding:clamp(4rem,8vw,8rem) clamp(1.25rem,5vw,6rem)}.hero-copy{align-items:flex-start;display:flex;flex-direction:column;justify-content:center}.hero-label,.section-context{color:var(--color-red-text);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:700;letter-spacing:.1em;margin:0 0 var(--space-8)}.hero h1{font-size:var(--text-display);font-style:normal;letter-spacing:-.045em;line-height:.98;margin:0;max-width:11ch;overflow-wrap:anywhere;text-wrap:balance}.hero-lede{color:var(--color-forge-dark);font-size:var(--text-md);line-height:1.5;margin:var(--space-8) 0 0;max-width:34rem;text-wrap:pretty}.hero-actions{align-items:center;display:flex;flex-wrap:wrap;gap:var(--space-6);margin-top:var(--space-10)}.hero-note{color:var(--color-echo);font-family:var(--font-mono);font-size:var(--text-xs);margin:var(--space-6) 0 0}.hero-stage{align-items:center;background:var(--color-carbon);display:flex;justify-content:center;overflow:hidden;position:relative}.hero-stage:before{border:1px solid var(--color-forge-dark);content:"";height:72%;position:absolute;transform:rotate(-5deg);width:72%}.deck-shell{--deck-dark: #121010;--deck-canvas: #f2f0ee;--deck-surface: #ffffff;--deck-text: #121010;--deck-muted: #6b6765;--deck-primary: #d43b2a;--deck-label: #b8301f;--deck-secondary: #ffb400;--deck-border: #d8d4d1;--deck-body: "Outfit", sans-serif;--deck-display: "Outfit", sans-serif;--deck-mono: "JetBrains Mono", monospace;background:var(--deck-canvas);border:1px solid var(--deck-border);box-shadow:0 28px 80px #00000047;color:var(--deck-text);display:grid;font-family:var(--deck-body);grid-template-rows:auto 1fr auto;min-height:420px;position:relative;transition:background var(--duration-medium) var(--ease-out),color var(--duration-medium) var(--ease-out),border-color var(--duration-medium) var(--ease-out);width:min(100%,680px);z-index:1}.hero-deck{animation:stage-settle .7s var(--ease-out) both;transform:rotate(2deg)}.deck-topline,.deck-footer{align-items:center;display:flex;font-family:var(--deck-mono);font-size:.68rem;font-weight:700;justify-content:space-between;letter-spacing:.06em;padding:var(--space-4) var(--space-5);text-transform:uppercase}.deck-topline{border-bottom:1px solid var(--deck-border)}.deck-footer{border-top:1px solid var(--deck-border);color:var(--deck-muted)}.deck-body{align-content:center;display:grid;padding:clamp(2rem,5vw,4.5rem)}.deck-label{color:var(--deck-label);font-family:var(--deck-mono);font-size:.7rem;font-weight:700;letter-spacing:.08em;margin:0 0 var(--space-5)}.deck-body h2,.deck-body h3{font-family:var(--deck-display);font-style:normal;letter-spacing:-.035em;line-height:1.04;margin:0;text-wrap:balance}.deck-body h2{font-size:clamp(2rem,4vw,3.8rem)}.deck-body h3{font-size:clamp(1.8rem,3.2vw,3rem)}.deck-body>p:not(.deck-label){color:var(--deck-muted);font-size:var(--text-base);margin:var(--space-5) 0 0;max-width:52ch}.deck-rule{background:var(--deck-primary);height:4px;margin:var(--space-8) 0;width:64px}.deck-result{align-items:flex-end;display:flex;justify-content:space-between}.deck-result span,.deck-signal-row small{color:var(--deck-muted);font-family:var(--deck-mono);font-size:.65rem;font-weight:700;letter-spacing:.08em}.deck-result strong{color:var(--deck-primary);font-size:var(--text-xl)}.deck-progress{background:var(--deck-border);display:block;height:3px;width:84px}.deck-progress i{background:var(--deck-primary);display:block;height:100%;width:42%}.proof-strip{background:var(--color-red-surface);color:var(--color-white);display:grid;font-family:var(--font-mono);font-size:.7rem;font-weight:700;grid-template-columns:repeat(5,1fr);letter-spacing:.04em;text-transform:uppercase}.proof-strip span{border-right:1px solid rgba(255,255,255,.34);padding:var(--space-5);text-align:center}.problem-section{background:var(--color-carbon);color:var(--color-white);padding:clamp(5rem,10vw,10rem) clamp(1.25rem,8vw,9rem)}.problem-section>p{color:var(--color-gold);font-family:var(--font-mono);font-size:var(--text-sm);margin:0 0 var(--space-10);max-width:42rem}.problem-section h2{font-size:clamp(2.6rem,6vw,5.5rem);font-style:normal;letter-spacing:-.045em;line-height:1.02;margin:0;max-width:18ch;text-wrap:balance}.problem-resolution{border-top:1px solid var(--color-forge-dark);display:grid;gap:var(--space-8);grid-template-columns:minmax(0,.45fr) minmax(0,1fr);margin-top:var(--space-20);padding-top:var(--space-8)}.problem-resolution strong{color:var(--color-red);font-size:var(--text-xl)}.problem-resolution span{color:var(--color-soft);font-size:var(--text-lg);max-width:42rem}.brand-workbench,.mechanism,.guide-section,.faq-section{padding:clamp(5rem,9vw,9rem) clamp(1.25rem,6vw,7rem)}.section-heading{align-items:end;display:grid;gap:var(--space-12);grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);margin-bottom:var(--space-16)}.section-heading h2,.mechanism h2,.fit-section h2,.guide-section h2,.faq-section h2,.security-band h2,.final-cta h2{font-size:clamp(2.5rem,5vw,4.75rem);font-style:normal;letter-spacing:-.04em;line-height:1.02;margin:0;text-wrap:balance}.section-heading>p{color:var(--color-echo);font-size:var(--text-md);margin:0;max-width:34rem}.workbench-layout{display:grid;gap:clamp(2rem,5vw,6rem);grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr)}.brand-selector{align-self:start;border-top:var(--rule)}.brand-option,.custom-option{align-items:center;background:transparent;border:0;border-bottom:var(--rule);color:var(--color-carbon);display:grid;gap:var(--space-4);grid-template-columns:2.5rem 1fr auto;min-height:88px;padding:var(--space-4) 0;text-align:left;width:100%}.brand-option{cursor:pointer}.brand-option:hover strong,.brand-option.is-active strong{color:var(--color-red)}.brand-option i{border:1px solid var(--color-soft);border-radius:50%;height:14px;width:14px}.brand-option.is-active i{background:var(--color-red);border-color:var(--color-red);box-shadow:inset 0 0 0 3px var(--color-ash)}.brand-index{color:var(--color-echo);font-family:var(--font-mono);font-size:var(--text-xs)}.brand-option strong,.custom-option strong{display:block;font-size:var(--text-md);line-height:1.2}.brand-option small,.custom-option small{color:var(--color-echo);display:block;font-size:var(--text-sm);margin-top:var(--space-1)}.custom-option{grid-template-columns:2.5rem 1fr}.custom-option strong{color:var(--color-success)}.workbench-preview{min-width:0}.workbench-deck{min-height:500px;width:100%}.deck-signal-row{border-top:1px solid var(--deck-border);display:grid;gap:var(--space-6);grid-template-columns:1fr 1fr;margin-top:var(--space-8);padding-top:var(--space-6)}.deck-signal-row span{display:grid;gap:var(--space-2)}.deck-signal-row strong{color:var(--deck-primary);font-size:var(--text-lg)}.preview-description{color:var(--color-echo);margin:var(--space-5) 0 0 auto;max-width:48ch;text-align:right}.mechanism{background:var(--color-white);display:grid;gap:clamp(4rem,8vw,9rem);grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}.mechanism-intro p{color:var(--color-echo);font-size:var(--text-md);margin:var(--space-8) 0 0;max-width:35rem}.mechanism-list{list-style:none;margin:0;padding:0}.mechanism-list li{border-top:var(--rule);display:grid;gap:var(--space-5);grid-template-columns:3rem 1fr;padding:var(--space-6) 0}.mechanism-list li:last-child{border-bottom:var(--rule)}.mechanism-list>li>span{color:var(--color-red);font-family:var(--font-mono);font-size:var(--text-sm);font-weight:700}.mechanism-list strong{font-size:var(--text-md)}.mechanism-list p{color:var(--color-echo);margin:var(--space-2) 0 0}.specification{background:var(--color-forge-dark);color:var(--color-white);padding:clamp(5rem,9vw,9rem) clamp(1.25rem,6vw,7rem)}.section-heading.inverse>p{color:var(--color-soft)}.section-heading.inverse .section-context{color:var(--color-gold)}.spec-table{margin:0}.spec-table>div{align-items:baseline;border-top:1px solid rgba(255,255,255,.2);display:grid;gap:var(--space-6);grid-template-columns:minmax(160px,.4fr) minmax(0,1fr) 100px;padding:var(--space-6) 0}.spec-table>div:last-child{border-bottom:1px solid rgba(255,255,255,.2)}.spec-table dt{font-size:var(--text-md);font-weight:700}.spec-table dd{color:var(--color-soft);margin:0}.spec-status{color:var(--color-gold);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:700;margin:0;text-align:right}.fit-section{display:grid;grid-template-columns:1fr 1fr}.fit-column{background:var(--color-white);padding:clamp(4rem,7vw,7rem)}.fit-column-dark{background:var(--color-carbon);color:var(--color-white)}.fit-column h2{font-size:clamp(2.2rem,4vw,4rem)}.fit-column ul{list-style:none;margin:var(--space-10) 0 0;padding:0}.fit-column li{border-top:var(--rule);font-size:var(--text-md);padding:var(--space-5) 0}.fit-column-dark li{border-color:var(--color-forge-dark);color:var(--color-soft)}.guide-section{display:grid;gap:clamp(4rem,8vw,8rem);grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}.guide-copy p{color:var(--color-echo);font-size:var(--text-md);margin:var(--space-8) 0;max-width:36rem}.command-sequence{align-self:center;background:var(--color-carbon);color:var(--color-white);padding:var(--space-6)}.command-sequence>div{align-items:center;border-bottom:1px solid var(--color-forge-dark);display:grid;gap:var(--space-4);grid-template-columns:2.5rem minmax(0,1fr);min-height:64px}.command-sequence>div:last-child{border-bottom:0}.command-sequence span{color:var(--color-gold);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:700}.command-sequence code{color:var(--color-soft);font-family:var(--font-mono);font-size:clamp(.7rem,1.5vw,.86rem);overflow-wrap:anywhere}.security-band{align-items:end;background:var(--color-red-surface);color:var(--color-white);display:grid;gap:var(--space-10);grid-template-columns:minmax(0,.7fr) minmax(0,1fr) auto;padding:clamp(4rem,7vw,7rem) clamp(1.25rem,6vw,7rem)}.security-band h2{font-size:clamp(2.4rem,4vw,4.2rem)}.security-band p{font-size:var(--text-md);margin:0;max-width:42rem}.faq-section{background:var(--color-white);display:grid;gap:clamp(3rem,7vw,8rem);grid-template-columns:minmax(0,.6fr) minmax(0,1.4fr)}.faq-section h2{position:sticky;top:var(--space-8)}.faq-list{border-top:var(--rule)}.faq-list details{border-bottom:var(--rule)}.faq-list summary{cursor:pointer;font-size:var(--text-md);font-weight:700;list-style:none;padding:var(--space-6) var(--space-10) var(--space-6) 0;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";font-family:var(--font-mono);position:absolute;right:0}.faq-list details[open] summary:after{content:"−"}.faq-list p{color:var(--color-echo);margin:0;max-width:65ch;padding:0 var(--space-10) var(--space-6) 0}.final-cta{background:var(--color-carbon);color:var(--color-white);min-height:70vh;padding:clamp(5rem,10vw,10rem) clamp(1.25rem,8vw,9rem)}.final-cta>p{color:var(--color-gold);font-family:var(--font-mono);font-size:var(--text-sm);margin:0 0 var(--space-10)}.final-cta h2{font-size:clamp(3rem,7vw,6rem);max-width:14ch}.site-footer{background:var(--color-carbon);border-top:1px solid var(--color-forge-dark);color:var(--color-white);padding:var(--space-12) clamp(1.25rem,6vw,7rem)}.site-footer>p{font-size:clamp(1.8rem,4vw,3.5rem);font-weight:700;letter-spacing:-.035em;margin:0 0 var(--space-12);max-width:22ch}.site-footer>div{align-items:center;color:var(--color-soft);display:flex;flex-wrap:wrap;font-family:var(--font-mono);font-size:var(--text-xs);gap:var(--space-6)}.site-footer a{min-height:44px;padding:var(--space-3) 0}@keyframes stage-settle{0%{opacity:0;transform:rotate(5deg) translateY(28px)}to{opacity:1;transform:rotate(2deg) translateY(0)}}@media(max-width:60rem){.nav-actions>a:not(.button){display:none}.hero,.section-heading,.workbench-layout,.mechanism,.guide-section,.security-band,.faq-section{grid-template-columns:minmax(0,1fr)}.hero{min-height:auto}.hero-stage{min-height:640px}.proof-strip{grid-template-columns:repeat(2,1fr)}.proof-strip span:last-child{grid-column:1 / -1}.problem-resolution{grid-template-columns:1fr}.section-heading{align-items:start}.mechanism{gap:var(--space-16)}.security-band{align-items:start}.faq-section h2{position:static}}@media(max-width:40rem){.site-nav{min-height:68px}.product-name{display:none}.nav-actions{gap:var(--space-3)}.button-small{font-size:var(--text-sm);min-height:44px}.hero-copy,.hero-stage,.brand-workbench,.mechanism,.guide-section,.faq-section,.specification{padding-left:1.25rem;padding-right:1.25rem}.hero h1{font-size:clamp(3rem,16vw,4.4rem)}.hero-actions{align-items:stretch;flex-direction:column;width:100%}.hero-actions .button,.hero-actions .text-link{width:100%}.hero-stage{min-height:520px}.hero-stage:before{height:68%;width:85%}.deck-shell{min-height:400px}.hero-deck{transform:none}.deck-body{padding:var(--space-8) var(--space-6)}.proof-strip{grid-template-columns:1fr}.proof-strip span:last-child{grid-column:auto}.problem-section h2,.section-heading h2,.mechanism h2,.guide-section h2,.faq-section h2,.security-band h2,.final-cta 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