:root{font-family:Manrope,Inter,Segoe UI,sans-serif;color:#f6f8fb;background:#05070a;font-synthesis:none;--page: #05070a;--surface: #0a0e14;--surface-raised: #0d121a;--line: rgba(155, 179, 210, .18);--line-strong: rgba(94, 139, 201, .34);--text: #f6f8fb;--muted: #939dab;--blue: #1769ff;--blue-bright: #408cff;--cyan: #37d9ff;--max: 1240px}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--page)}body{margin:0;min-width:320px;min-height:100vh;-webkit-font-smoothing:antialiased;background:var(--page);color:var(--text)}body.high-contrast{--muted: #bfc8d5;--line: rgba(190, 211, 239, .28)}body.contact-dialog-open{overflow:hidden}button,a{font:inherit}a{color:inherit;text-decoration:none}button{color:inherit}button:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.site-shell{min-height:100vh;overflow:hidden;background:var(--page)}.site-header{position:absolute;inset:0 0 auto;z-index:20;border-bottom:1px solid transparent}.header-inner{width:min(var(--max),calc(100% - 48px));height:82px;margin:0 auto;display:grid;grid-template-columns:280px 1fr 280px;align-items:center}.brand{display:inline-flex;width:max-content;height:36px;align-items:center;gap:10px}.brand img{width:36px;height:36px;object-fit:contain;filter:brightness(1.28) saturate(1.12)}.brand-wordmark{color:#eef7ff;font-size:17px;font-weight:700;letter-spacing:.16em;line-height:1}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:30px}.nav-link{position:relative;padding:29px 0 25px;color:#b8c0cc;font-size:13px;font-weight:500;transition:color .16s ease}.nav-link:hover,.nav-link.active{color:#fff}.nav-link.active:after{content:"";position:absolute;left:50%;bottom:15px;width:4px;height:4px;border-radius:50%;background:var(--blue-bright);box-shadow:0 0 12px var(--blue);transform:translate(-50%)}.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.header-actions>*{flex:0 0 auto}.icon-button,.mobile-menu-button{display:inline-flex;align-items:center;justify-content:center;border:0;background:transparent;cursor:pointer}.icon-button{min-width:34px;height:34px;gap:5px;color:#bdc7d4}.language-button span{font-size:11px;font-weight:600}.language-picker{position:relative}.language-menu{position:absolute;top:42px;right:0;width:150px;padding:8px;border:1px solid var(--line-strong);border-radius:12px;background:#0b1017;box-shadow:0 20px 55px #0000006b}.language-menu button{width:100%;padding:10px 9px;display:flex;align-items:center;gap:8px;border:0;border-radius:7px;background:transparent;color:#d7dfea;text-align:left;cursor:pointer}.language-menu button:hover{background:#111a27}.sign-in{min-width:76px;display:inline-flex;height:36px;padding:0 18px;align-items:center;justify-content:center;border:1px solid rgba(92,145,220,.6);border-radius:999px;color:#f8fbff;font-size:12px;font-weight:600;white-space:nowrap;transition:border-color .16s ease,background-color .16s ease}.contact-trigger{height:36px;padding:0 13px;display:inline-flex;align-items:center;gap:7px;border:0;border-radius:999px;background:transparent;color:#bfc9d7;font-size:12px;font-weight:600;white-space:nowrap;cursor:pointer;transition:color .16s ease,background-color .16s ease}.contact-trigger:hover{color:#fff;background:#377ae01f}.contact-trigger svg{color:#63a6ff}.sign-in:hover{border-color:var(--blue-bright);background:#1d65e31f}.mobile-menu-button,.mobile-nav{display:none}.hero{position:relative;min-height:900px;overflow:hidden;isolation:isolate;background:#030508}.hero-art{position:absolute;top:0;right:0;bottom:0;left:0;z-index:-3;background-image:url(/assets/llmzh-home-inkstream.png);background-repeat:no-repeat;background-position:62% center;background-size:cover}.hero-vignette{position:absolute;top:0;right:0;bottom:0;left:0;z-index:-2;background:#02040729;box-shadow:inset 0 -170px 150px -100px #05070a}.hero-inner{position:relative;width:min(var(--max),calc(100% - 48px));min-height:900px;margin:0 auto;display:flex;align-items:center}.hero-copy{width:min(640px,51%);padding-top:46px}.eyebrow,.section-kicker{margin:0;color:#6fa8ff;font-size:11px;font-weight:700;letter-spacing:.11em;text-transform:uppercase}.eyebrow{width:max-content;max-width:100%;padding:9px 13px;display:flex;align-items:center;gap:9px;border:1px solid rgba(63,119,201,.38);border-radius:999px;background:#0e192961}.eyebrow-dot{width:5px;height:5px;border-radius:50%;background:var(--blue-bright);box-shadow:0 0 14px var(--blue)}.hero h1{max-width:700px;margin:28px 0 22px;color:#f8fafc;font-size:clamp(56px,5.6vw,88px);font-weight:700;letter-spacing:-.055em;line-height:1.06}.hero-description{max-width:520px;margin:0;color:#a6afbc;font-size:18px;line-height:1.65}.hero-actions{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}.button{min-height:52px;padding:0 23px;display:inline-flex;align-items:center;justify-content:center;gap:18px;border-radius:11px;font-size:14px;font-weight:700;transition:transform .16s ease,border-color .16s ease,background-color .16s ease}.button:hover{transform:translateY(-2px)}.primary-button{min-width:170px;background:var(--blue);color:#fff;box-shadow:0 12px 32px #0f60ff3d,inset 0 1px #ffffff2e}.primary-button:hover{background:#2678ff}.registration-button{border:0;cursor:pointer}.registration-button[aria-busy=true]{cursor:wait;opacity:.82}.secondary-button{min-width:170px;border:1px solid rgba(137,160,193,.38);background:#090d1394;color:#f2f5f9}.secondary-button:hover{border-color:#7aaaeebd;background:#0f1620d1}.hero-proof{max-width:380px;margin:25px 0 0;color:#727d8c;font-size:12px;line-height:1.7}.model-map{position:absolute;top:18%;right:0;bottom:14%;width:49%;pointer-events:none}.model-label{position:absolute;padding-bottom:7px;border-bottom:1px solid rgba(59,159,255,.72);color:#a8b8ca;font-size:12px;text-shadow:0 2px 10px #000}.model-label:before{content:"";position:absolute;left:0;bottom:-3px;width:5px;height:5px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}.model-label-one{left:2%;bottom:16%;width:112px}.model-label-two{left:21%;bottom:43%;width:92px}.model-label-three{left:46%;bottom:61%;width:88px}.model-label-four{right:3%;bottom:39%;width:84px}.model-label-five{right:24%;bottom:16%;width:118px}.trust-strip{position:relative;z-index:5;margin-top:-44px;padding:0 24px}.trust-inner{width:min(1160px,100%);min-height:118px;margin:0 auto;padding:20px 22px;display:grid;grid-template-columns:repeat(4,1fr);align-items:center;border:1px solid var(--line);border-radius:16px;background:#090d13;box-shadow:0 28px 80px #0000005c}.trust-item{min-height:65px;padding:0 24px;display:flex;align-items:center;gap:17px;border-right:1px solid var(--line)}.trust-item:last-child{border-right:0}.trust-item svg{flex:0 0 auto;color:#eaf3ff}.trust-item h2{margin:0 0 5px;font-size:13px;font-weight:650}.trust-item p{margin:0;color:#7f8b9b;font-size:10px}.integration-section{width:min(1100px,calc(100% - 48px));margin:0 auto;padding:130px 0 150px}.section-heading{max-width:640px;margin:0 auto 78px;text-align:center}.section-heading h2,.cta-content h2{margin:17px 0 15px;font-size:clamp(36px,4vw,54px);letter-spacing:-.045em;line-height:1.12}.heading-mark{width:42px;height:2px;margin:20px auto 18px;display:block;background:#2d5e9f}.section-heading>p:last-child{margin:0;color:var(--muted);font-size:15px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:52px}.step{position:relative;text-align:center}.step-icon{width:78px;height:78px;margin:0 auto 21px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:50%;color:#e8f3ff;background:#080c12}.step-number{margin:0 0 10px!important;color:var(--blue-bright)!important;font-size:18px!important;font-weight:700}.step h3{margin:0 0 10px;font-size:20px;font-weight:650}.step>p:last-of-type{max-width:230px;margin:0 auto;color:#818c9a;font-size:13px;line-height:1.65}.step-arrow{position:absolute;top:28px;right:-38px;color:#516074}.cta-section{position:relative;min-height:500px;display:grid;place-items:center;overflow:hidden;isolation:isolate;border-top:1px solid rgba(110,139,178,.12);border-bottom:1px solid rgba(110,139,178,.12)}.cta-art{position:absolute;top:0;right:0;bottom:0;left:0;z-index:-2;background-image:url(/assets/llmzh-home-inkstream.png);background-repeat:no-repeat;background-position:58% 70%;background-size:cover;opacity:.52}.cta-section:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:-1;background:#0305086b;box-shadow:inset 0 120px 110px -80px #05070a,inset 0 -120px 110px -80px #05070a}.cta-content{width:min(680px,calc(100% - 48px));padding:80px 0;text-align:center}.cta-content>p:not(.section-kicker){margin:0 0 30px;color:var(--muted);font-size:15px}.cta-content .button{margin-top:4px}.registration-notice{position:fixed;left:50%;bottom:28px;z-index:100;width:min(620px,calc(100% - 32px));padding:17px 18px;display:grid;grid-template-columns:auto 1fr auto;align-items:start;gap:13px;border:1px solid rgba(77,143,235,.46);border-radius:14px;background:#080e17f5;box-shadow:0 22px 70px #0000008a;color:#eaf3ff;transform:translate(-50%);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.registration-notice>svg{margin-top:2px;color:var(--blue-bright)}.registration-notice strong,.registration-notice span{display:block}.registration-notice strong{margin-bottom:5px;font-size:14px}.registration-notice span{color:#a8b3c2;font-size:12px;line-height:1.55}.registration-notice-action{width:max-content;margin-top:10px;display:inline-flex;align-items:center;gap:7px;color:#7db2ff;font-size:12px;font-weight:700}.registration-notice-action:hover{color:#fff}.registration-notice button{width:30px;height:30px;display:grid;place-items:center;border:0;border-radius:8px;background:transparent;color:#9ba8b8;cursor:pointer}.registration-notice button:hover{background:#ffffff12;color:#fff}.contact-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;padding:24px;display:grid;place-items:center;overflow-y:auto;background:#010307c7;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);animation:contact-fade-in .18s ease-out}.contact-dialog{position:relative;width:min(820px,100%);max-height:calc(100vh - 48px);padding:38px;display:grid;grid-template-columns:minmax(0,1fr) 220px;align-items:center;gap:38px;overflow:auto;border:1px solid rgba(90,151,235,.32);border-radius:22px;background:radial-gradient(circle at 85% 8%,rgba(25,106,230,.15),transparent 32%),#080d14;box-shadow:0 34px 100px #0000009e;animation:contact-rise-in .22s ease-out}.contact-close{position:absolute;top:16px;right:16px;width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:#080d14d1;color:#aab6c6;cursor:pointer}.contact-close:hover{color:#fff;border-color:var(--line-strong)}.contact-copy h2{margin:14px 0 12px;font-size:40px;letter-spacing:-.04em}.contact-copy>p:last-of-type{max-width:430px;margin:0;color:var(--muted);font-size:14px;line-height:1.65}.contact-options{margin-top:27px;display:grid;gap:10px}.contact-options a{min-height:66px;padding:12px 15px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;border:1px solid var(--line);border-radius:12px;background:#0c141fa3;color:#e9f2ff;font-size:13px;font-weight:650;transition:border-color .16s ease,background-color .16s ease}.contact-options a:hover{border-color:#478ff094;background:#122237cc}.contact-options a>svg:first-child{color:#5ea3ff}.contact-options a>svg:last-child{color:#718096}.contact-options span,.contact-options small{display:block}.contact-options small{margin-bottom:3px;color:#718096;font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}.contact-qr{display:grid;justify-items:center;gap:11px}.contact-qr img{width:190px;height:411px;max-height:58vh;object-fit:contain;border:1px solid rgba(102,150,215,.22);border-radius:15px;box-shadow:0 18px 46px #00000061}.contact-qr span{color:#7f8c9d;font-size:10px;letter-spacing:.05em;text-transform:uppercase}@keyframes contact-fade-in{0%{opacity:0}}@keyframes contact-rise-in{0%{opacity:0;transform:translateY(12px) scale(.985)}}.site-footer{padding:46px 24px 28px;background:#05070a}.footer-inner{width:min(var(--max),100%);margin:0 auto;display:grid;grid-template-columns:minmax(250px,1fr) auto auto auto;align-items:center;gap:48px}.footer-brand{width:310px}.footer-logo{display:flex;align-items:center;gap:9px}.footer-brand img{width:31px;height:31px;object-fit:contain;filter:brightness(1.28) saturate(1.12)}.footer-brand p{margin:11px 0 0;color:#727d8b;font-size:11px}.footer-links,.social-links{display:flex;align-items:center}.footer-contact{display:grid;gap:8px}.footer-contact p{margin:0 0 2px;color:#dce6f4;font-size:11px;font-weight:700}.footer-contact a{display:inline-flex;align-items:center;gap:7px;color:#8e99a7;font-size:11px}.footer-contact a:hover{color:#fff}.footer-contact svg{color:#5f9ff5}.footer-links{gap:24px;color:#8e99a7;font-size:11px}.footer-links a:hover{color:#dce6f4}.social-links{gap:14px;color:#8e99a7}.social-links a:hover{color:#fff}.copyright{width:min(var(--max),100%);margin:32px auto 0;padding-top:22px;border-top:1px solid rgba(132,157,190,.11);color:#5f6875;font-size:10px}@media(max-width:1040px){.header-inner{grid-template-columns:280px 1fr 280px}.desktop-nav{gap:19px}.hero-copy{width:56%}.model-map{width:44%}.model-label{font-size:10px}.hero-art{background-position:52% center}.trust-item{padding:0 14px}.trust-item h2{font-size:11px}.footer-inner{grid-template-columns:1fr;gap:26px}}@media(max-width:820px){.site-header{position:absolute}.header-inner{width:min(100% - 34px,720px);grid-template-columns:1fr auto}.desktop-nav,.contrast-button{display:none}.mobile-menu-button{width:36px;height:36px;display:inline-flex}.mobile-nav{width:calc(100% - 34px);margin:0 auto;padding:14px;display:grid;border:1px solid var(--line-strong);border-radius:14px;background:#080c12;box-shadow:0 24px 60px #0000007a}.mobile-nav a{padding:12px 14px;border-radius:8px;color:#dbe4ee;font-size:14px}.mobile-contact-link{padding:12px 14px;border:0;border-radius:8px;background:transparent;color:#dbe4ee;text-align:left;font-size:14px;cursor:pointer}.mobile-contact-link:hover,.mobile-nav a:hover{background:#101823}.hero,.hero-inner{min-height:820px}.hero-inner{align-items:flex-end;padding-bottom:86px}.hero-copy{width:100%;padding:0}.hero-art{background-position:63% top;background-size:auto 72%;opacity:.72}.hero-vignette{background:#02040742;box-shadow:inset 0 -420px 210px -90px #05070a}.model-map{display:none}.hero h1{font-size:clamp(48px,11vw,72px)}.trust-strip{margin-top:0}.trust-inner{grid-template-columns:repeat(2,1fr)}.trust-item{border-right:0;border-bottom:1px solid var(--line)}.trust-item:nth-child(odd){border-right:1px solid var(--line)}.trust-item:nth-last-child(-n+2){border-bottom:0}.steps{grid-template-columns:1fr;gap:60px}.step-arrow{display:none}}@media(max-width:560px){.header-inner{height:70px}.brand{gap:8px}.brand img{width:32px;height:32px}.brand-wordmark{font-size:15px}.sign-in{display:none}.contact-trigger{width:34px;padding:0;justify-content:center}.contact-trigger span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.hero,.hero-inner{min-height:760px}.hero-inner{width:calc(100% - 34px);padding-bottom:64px}.hero-art{background-position:66% 0;background-size:auto 60%}.eyebrow{font-size:9px}.hero h1{margin-top:22px;font-size:42px}.hero-description{font-size:16px}.hero-actions{display:grid}.button{width:100%}.trust-strip{padding:0 17px}.trust-inner{grid-template-columns:1fr;padding:10px 18px}.trust-item{min-height:82px;border-right:0!important;border-bottom:1px solid var(--line)!important}.trust-item:last-child{border-bottom:0!important}.integration-section{width:calc(100% - 34px);padding:100px 0 110px}.section-heading{margin-bottom:62px}.section-heading h2,.cta-content h2{font-size:38px}.cta-section{min-height:460px}.site-footer{padding-inline:17px}.contact-overlay{padding:12px}.contact-dialog{max-height:calc(100vh - 24px);padding:54px 20px 24px;grid-template-columns:1fr;gap:26px}.contact-copy h2{font-size:34px}.contact-options a{min-width:0}.contact-options span{min-width:0;overflow-wrap:anywhere}.contact-qr img{width:158px;height:342px;max-height:none}.footer-brand{width:100%}.footer-links{align-items:flex-start;flex-direction:column;gap:15px}}