:root{--ink:#101318;--ink-soft:#343a46;--paper:#f7f6f1;--surface:#fff;--line:#d8d9d4;--cobalt:#2f5bff;--cobalt-dark:#1739b8;--signal:#c8f04a;--muted:#6b7280;--success:#16794a;--warning:#a45b00;--danger:#b42318;--radius-sm:8px;--radius-md:14px;--radius-lg:24px;--max:1280px;--reading:720px;--section:clamp(7rem, 10vw, 10rem);color:var(--ink);background:var(--paper);font-synthesis:none;font-family:Inter,Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);margin:0;font-size:16px;line-height:1.65}img{max-width:100%;display:block}a{color:inherit}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}:focus-visible{outline:3px solid var(--cobalt)}.skip-link{z-index:100;background:var(--ink);color:#fff;padding:.7rem 1rem;position:fixed;top:1rem;left:1rem;transform:translateY(-180%)}.skip-link:focus{transform:none}.container{width:min(calc(100% - clamp(2.5rem, 8vw, 9rem)), var(--max));margin-inline:auto}.grid-12{grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;display:grid}.section{padding-block:var(--section)}.section--white{background:var(--surface)}.section--ink{background:var(--ink);color:var(--paper)}.eyebrow,.kicker,.status,.capability-row__index,.feature span{letter-spacing:.08em;text-transform:uppercase;font:650 .72rem/1.35 IBM Plex Mono,ui-monospace,monospace}.eyebrow,.kicker{align-items:center;gap:.6rem;display:inline-flex}.eyebrow:before,.kicker:before{content:"";border-top:2px solid var(--cobalt);width:28px}.kicker--light:before{border-color:var(--signal)}.display,.page-title,.section-title{letter-spacing:-.055em;margin:0}.display{max-width:11ch;font-size:clamp(3.25rem,6.4vw,6.8rem);font-weight:620;line-height:.96}.page-title{max-width:14ch;font-size:clamp(3rem,5.5vw,5.5rem);line-height:1}.section-title{font-size:clamp(2.3rem,4.2vw,4.4rem);line-height:1.04}.lede{max-width:var(--reading);color:var(--ink-soft);font-size:clamp(1.08rem,1.8vw,1.25rem);line-height:1.6}.section--ink .lede{color:#b9bfca}.section-head{grid-template-columns:1fr 1fr;align-items:end;gap:2rem;margin-bottom:clamp(3rem,6vw,5rem);display:grid}.section-head .lede{justify-self:end;margin:0}.site-header{z-index:20;border-bottom:1px solid var(--line);backdrop-filter:blur(12px);background:#f7f6f1f5;position:relative}.nav-shell{align-items:center;gap:2rem;height:72px;display:flex}.brand{align-items:center;gap:.7rem;font-size:1.15rem;font-weight:700;text-decoration:none;display:inline-flex}.brand img{width:38px;height:38px}.nav-links{align-items:center;gap:1.8rem;margin-left:auto;display:flex}.nav-links a{align-items:center;min-height:44px;font-size:.9rem;text-decoration:none;display:inline-flex}.nav-links a[aria-current=page]{box-shadow:inset 0 -2px var(--cobalt)}.nav-links a:hover{color:var(--cobalt)}.language-switch{border:1px solid var(--line);border-radius:999px;padding-inline:.8rem}.menu-button{border:1px solid var(--ink);background:0 0;border-radius:50%;width:44px;height:44px;margin-left:auto;display:none}.menu-button span,.menu-button span:before{border-top:2px solid var(--ink);content:"";width:18px;display:block}.menu-button span:before{transform:translateY(5px)}.menu-button[aria-expanded=true] span{transform:rotate(45deg)}.menu-button[aria-expanded=true] span:before{transform:translateY(-2px)rotate(90deg)}.button{border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:.65rem;min-height:48px;padding:.75rem 1.25rem;font-weight:650;text-decoration:none;transition:background .18s,border-color .18s,transform .18s;display:inline-flex}.button:hover{background:var(--cobalt);border-color:var(--cobalt);transform:translateY(-1px)}.button:disabled{cursor:not-allowed;opacity:.55;transform:none}.button--secondary{color:var(--ink);background:0 0}.button--inverse{background:var(--paper);border-color:var(--paper);color:var(--ink)}.button--text{min-height:44px;color:var(--ink);background:0 0;border:0;border-radius:0;justify-content:flex-start;padding:0}.button--text:after{content:"→";transition:transform .18s}.button--text:hover{color:var(--cobalt);background:0 0;transform:none}.button--text:hover:after{transform:translate(4px)}.hero{padding-block:clamp(5rem,9vw,9rem)}.hero-copy{grid-column:1/span 7}.hero-copy .display{margin-top:2rem}.hero-copy .lede{margin:2rem 0}.hero-actions,.button-row{flex-wrap:wrap;gap:.8rem;display:flex}.hero-visual{grid-column:8/-1;min-height:620px;position:relative}.system-canvas{border:1px solid var(--ink);border-radius:var(--radius-lg);background-color:var(--surface);background-image:linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);background-size:48px 48px;position:absolute;inset:0;overflow:hidden}.signal-panel{border-radius:var(--radius-md);background:var(--ink);color:#fff;min-height:190px;box-shadow:14px 14px 0 var(--signal);padding:1.2rem;position:absolute;inset:48px 42px auto}.signal-panel small{color:#b9bfca;letter-spacing:.08em;font:600 .66rem ui-monospace,monospace}.signal-panel h2{letter-spacing:-.045em;max-width:11ch;margin:2rem 0 0;font-size:2.2rem;line-height:1}.signal-orbit{border:1px solid #646a76;border-radius:50%;width:120px;height:120px;position:absolute;top:5rem;right:3rem}.signal-orbit:before,.signal-orbit:after{content:"";border-radius:50%;position:absolute}.signal-orbit:before{background:var(--signal);width:17px;height:17px;top:48px;right:-7px}.signal-orbit:after{background:var(--cobalt);width:10px;height:10px;top:10px;left:8px}.product-window{border:1px solid var(--ink);border-radius:var(--radius-md);background:#fff;position:absolute;top:280px;left:68px;right:-70px;overflow:hidden;box-shadow:0 30px 70px #10131829}.product-window:before{content:"BIGAI / PRODUCT EVIDENCE";border-bottom:1px solid var(--line);background:var(--paper);color:var(--muted);letter-spacing:.07em;padding:.55rem 1rem;font:600 .65rem ui-monospace,monospace;display:block}.product-window img{aspect-ratio:16/9;object-fit:cover;object-position:top left;width:100%}.product-grid{grid-template-columns:1.35fr .85fr;gap:24px;display:grid}.product-card{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);flex-direction:column;min-width:0;display:flex;overflow:hidden}.product-evidence{aspect-ratio:16/10;background:#e8eaf0;margin:0;overflow:hidden}.product-evidence--4x3{aspect-ratio:4/3}.product-evidence img{object-fit:cover;object-position:top left;width:100%;height:100%}.product-card__body{flex-direction:column;min-height:310px;padding:clamp(1.5rem,3vw,2.2rem);display:flex}.product-card h3{letter-spacing:-.045em;margin:1.4rem 0 .65rem;font-size:clamp(1.8rem,3vw,2.65rem);line-height:1.05}.product-card h3 a{text-decoration:none}.product-card p{color:var(--ink-soft);margin:0 0 2rem}.product-card .button{margin-top:auto}.status{border:1px solid var(--line);color:var(--ink-soft);border-radius:999px;align-self:flex-start;align-items:center;gap:.45rem;padding:.34rem .62rem;display:inline-flex}.status:before{content:"";background:var(--success);border-radius:50%;width:7px;height:7px}.status--under-verification:before{background:var(--warning)}.status--product-lab:before{background:var(--cobalt)}.loop{border-block:1px solid #3a3f49;grid-template-columns:repeat(3,1fr);margin-top:5rem;display:grid}.loop-step{padding:2.3rem 2rem 2.5rem 0;position:relative}.loop-step+.loop-step{border-left:1px solid #3a3f49;padding-left:2rem}.loop-step span{color:var(--signal);font:600 .7rem ui-monospace,monospace}.loop-step h3{letter-spacing:-.04em;margin:1.8rem 0 .7rem;font-size:2rem}.loop-step p{color:#b9bfca;max-width:29ch;margin:0}.principle-grid,.lab-grid{grid-template-columns:repeat(2,1fr);gap:24px;display:grid}.principle-grid{grid-template-columns:repeat(3,1fr)}.principle{border-top:1px solid var(--ink);padding:2.2rem}.principle span{color:var(--cobalt);font:600 .72rem ui-monospace,monospace}.principle h3{margin:2rem 0 .7rem;font-size:1.6rem}.principle p{color:var(--ink-soft)}.trust-block{border:1px solid var(--ink);border-radius:var(--radius-lg);background:var(--signal);grid-template-columns:1.1fr .9fr;gap:3rem;padding:clamp(2rem,5vw,4rem);display:grid}.trust-block h2{letter-spacing:-.055em;margin:0;font-size:clamp(2.4rem,4vw,4.4rem);line-height:.98}.trust-details{align-content:end;gap:1rem;display:grid}.trust-row{border-top:1px solid #1013184d;justify-content:space-between;gap:1rem;padding-top:1rem;font-size:.9rem;display:flex}.final-cta{grid-template-columns:1fr auto;align-items:end;gap:2rem;display:grid}.page-hero{border-bottom:1px solid var(--line);padding-block:clamp(5rem,8vw,8rem)}.page-hero .page-title{margin:2rem 0}.portfolio-block{padding-block:var(--section);border-bottom:1px solid var(--line);grid-template-columns:280px 1fr;gap:clamp(2rem,6vw,6rem);display:grid}.portfolio-label{align-self:start;position:sticky;top:2rem}.stack{gap:24px;display:grid}.stack .product-card{grid-template-columns:1.05fr 1fr;display:grid}.detail-hero{padding-block:clamp(4rem,8vw,8rem)}.detail-intro{grid-column:1/span 5}.detail-intro .page-title{margin:2rem 0}.detail-visual{grid-column:7/-1;align-self:center}.detail-visual .product-evidence{border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:0 30px 75px #10131824}.feature-list{border:1px solid var(--line);background:var(--line);grid-template-columns:repeat(2,1fr);gap:1px;display:grid}.feature{background:var(--surface);padding:2.2rem}.feature h3{margin:1.6rem 0 .7rem;font-size:1.45rem}.feature p{color:var(--ink-soft)}.evidence-note{border-left:5px solid var(--signal);color:var(--ink-soft);background:#fff;padding:1.4rem 1.5rem}.capability-row{border-top:1px solid var(--line);grid-template-columns:.35fr .8fr 1fr;gap:3rem;padding:clamp(3rem,6vw,5.5rem) 0;display:grid}.capability-row__index{color:var(--cobalt)}.capability-row h2{letter-spacing:-.045em;margin:0;font-size:clamp(2rem,3.5vw,3.6rem);line-height:1.03}.capability-row p{color:var(--ink-soft);margin-top:0}.proof{border:1px solid var(--line);border-radius:999px;padding:.45rem .7rem;font-size:.8rem;display:inline-flex}.manifesto{letter-spacing:-.045em;max-width:25ch;font-size:clamp(2rem,4vw,4.15rem);line-height:1.16}.manifesto strong{color:var(--cobalt)}.company-grid,.contact-grid{grid-template-columns:1fr 1.2fr;gap:clamp(3rem,8vw,8rem);display:grid}.company-copy{color:var(--ink-soft);font-size:1.2rem}.company-facts{border:1px solid var(--line);grid-template-columns:repeat(2,1fr);display:grid}.fact{background:#fff;min-height:180px;padding:1.5rem}.fact:nth-child(odd){border-right:1px solid var(--line)}.fact:nth-child(n+3){border-top:1px solid var(--line)}.fact span{color:var(--muted);text-transform:uppercase;font:600 .68rem ui-monospace,monospace}.fact strong{margin-top:2.5rem;font-size:1.25rem;display:block}.contact-grid{grid-template-columns:.75fr 1fr}.contact-aside{align-self:start;position:sticky;top:2rem}.contact-meta{border-top:1px solid var(--line);color:var(--ink-soft);margin-top:3rem;padding-top:1.5rem}.form{border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;padding:clamp(1.5rem,4vw,3rem)}.form-row{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.field{gap:.5rem;margin-bottom:1rem;display:grid}.field label{font-size:.86rem;font-weight:620}.field input,.field select,.field textarea{border-radius:var(--radius-sm);width:100%;min-height:50px;color:var(--ink);background:#fff;border:1px solid #aeb2ba;padding:.8rem .9rem}.field textarea{resize:vertical;min-height:150px}.field [aria-invalid=true]{border-color:var(--danger);box-shadow:0 0 0 3px #b423181f}.field-hint,.field-error{margin:0;font-size:.78rem}.field-hint{color:var(--muted)}.field-error{color:var(--danger)}.consent{color:var(--ink-soft);grid-template-columns:20px 1fr;align-items:start;gap:.75rem;margin:1.4rem 0;font-size:.85rem;display:grid}.consent input{width:18px;height:18px;accent-color:var(--cobalt);margin-top:.18rem}.consent .field-error{grid-column:2}.form-feedback{border:1px solid var(--line);border-radius:var(--radius-sm);margin:1rem 0;padding:.9rem 1rem}.form-feedback--loading{border-color:var(--cobalt);background:#2f5bff0f}.form-feedback--error{border-color:var(--danger);color:var(--danger);background:#b423180f}.form-feedback--success{border-color:var(--success);color:var(--success);background:#16794a12}.honeypot{position:absolute;left:-10000px}.legal{max-width:760px}.legal h2{margin-top:3rem;font-size:1.7rem}.legal p,.legal li{color:var(--ink-soft)}.notice{border-left:5px solid var(--warning);background:#fff;padding:1.2rem 1.4rem}.blog-card{border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;padding:2rem}.blog-card h2{margin-top:0}.site-footer{background:var(--ink);color:var(--paper);padding:5rem 0 2rem}.footer-grid{grid-template-columns:2fr repeat(4,1fr);gap:2rem;display:grid}.footer-brand p{color:#aeb4c0;max-width:30ch}.footer-group h2{color:#8f96a3;letter-spacing:.08em;text-transform:uppercase;font:600 .7rem ui-monospace,monospace}.footer-group a{color:#e6e7e8;min-height:36px;font-size:.9rem;text-decoration:none;display:block}.footer-bottom{color:#9299a5;border-top:1px solid #343943;justify-content:space-between;gap:2rem;margin-top:5rem;padding-top:1.5rem;font-size:.76rem;display:flex}@media (width<=980px){.container{width:min(calc(100% - 4rem), var(--max))}.nav-links{display:none}.nav-links[data-open]{border-bottom:1px solid var(--line);background:var(--paper);padding:1rem 2rem 1.5rem;display:grid;position:absolute;inset:72px 0 auto;box-shadow:0 20px 50px #1013181f}.nav-links[data-open] a{border-bottom:1px solid var(--line);padding:1rem 0}.menu-button{place-items:center;display:grid}body.menu-open{overflow:hidden}.hero-copy{grid-column:1/span 7}.hero-visual{grid-column:8/-1;min-height:520px}.product-grid,.lab-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:2fr repeat(2,1fr)}}@media (width<=720px){:root{--section:5rem}.container{width:calc(100% - 2.5rem)}.grid-12{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.hero{padding-top:4rem}.hero-copy,.hero-visual,.detail-intro,.detail-visual{grid-column:1/-1}.display{max-width:9.5ch;font-size:clamp(3.2rem,15vw,5.2rem)}.page-title{font-size:clamp(2.55rem,10.5vw,4.2rem)}.hero-visual{min-height:500px;margin-top:3rem}.signal-panel{box-shadow:10px 10px 0 var(--signal);inset:28px 20px auto}.signal-orbit{right:1.5rem}.product-window{top:250px;left:38px;right:-20px}.section-head{grid-template-columns:1fr}.section-head .lede{justify-self:start}.product-grid,.loop,.principle-grid,.trust-block,.final-cta,.company-grid,.contact-grid{grid-template-columns:1fr}.loop{border-bottom:0;margin-top:3.5rem}.loop-step,.loop-step+.loop-step{border-bottom:1px solid #3a3f49;border-left:0;padding:2rem 0}.trust-row{display:grid}.portfolio-block{grid-template-columns:1fr}.portfolio-label,.contact-aside{position:static}.stack .product-card{display:flex}.detail-visual{margin-top:3rem}.feature-list{grid-template-columns:1fr}.capability-row{grid-template-columns:50px 1fr;gap:1rem}.capability-row>div{grid-column:2}.company-facts{grid-template-columns:1fr}.fact:nth-child(odd){border-right:0}.fact+.fact{border-top:1px solid var(--line)}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{display:grid}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.001ms!important;animation-duration:.001ms!important}}
