:root{--ink:#101820;--muted:#5c6772;--line:#dce3e8;--paper:#ffffff;--wash:#f4f7f8;--brand:#1769aa;--brand-deep:#0f4f83;--green:#1e7b5b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}button,input{font:inherit}.site-header{position:sticky;top:0;z-index:20;height:68px;padding:0 clamp(24px,5vw,76px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(16,24,32,.1);background:rgba(255,255,255,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:750;font-size:18px}.brand img{width:22px;height:30px;object-fit:contain}nav{display:flex;align-items:center;gap:24px;color:var(--muted);font-size:14px;font-weight:650}.nav-action{padding:10px 16px;color:white;background:var(--brand);border-radius:6px}.hero{min-height:calc(100vh - 68px);padding:clamp(56px,8vh,100px) clamp(24px,7vw,110px) 0;overflow:hidden;background:#f7fafb}.hero-copy{max-width:720px;margin:0 auto 52px;text-align:center}.eyebrow{margin:0 0 16px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.16em}h1,h2,h3,p{margin-top:0}.hero h1{margin-bottom:18px;font-size:clamp(54px,8vw,92px);line-height:.95;font-weight:500}.hero h1,.hero-lede{font-family:Georgia,Times New Roman,serif}.hero-lede{max-width:660px;margin:0 auto;color:#43505b;font-size:clamp(20px,2.4vw,29px);line-height:1.45}.hero-actions{display:flex;justify-content:center;align-items:center;gap:24px;margin-top:30px}.primary-link{padding:13px 19px;border-radius:6px;background:var(--brand);color:#fff;font-weight:750}.text-link{color:var(--brand-deep);font-weight:700}.product-scene{width:min(1160px,100%);min-height:430px;margin:0 auto;display:grid;grid-template-columns:230px 1fr;border:1px solid #cdd7dd;border-bottom:0;border-radius:8px 8px 0 0;overflow:hidden;background:#fff;box-shadow:0 28px 70px rgba(26,47,64,.17);text-align:left}.scene-sidebar{padding:22px 18px;color:#dfe8ef;background:#142737}.scene-brand{display:flex;align-items:center;gap:9px;margin-bottom:28px;font-size:14px}.scene-mark{display:grid;place-items:center;width:26px;height:26px;border-radius:5px;color:#fff;background:var(--brand);font-weight:800}.scene-sidebar button{width:100%;padding:10px;border:1px solid #496071;border-radius:5px;color:#fff;background:#20394d}.scene-docs small,.scene-sidebar small,.scene-title small{display:block;margin:26px 0 9px;font-size:9px;font-style:normal;font-weight:800;letter-spacing:.13em;color:#8ea3b3}.scene-matter{padding:11px 9px;display:flex;align-items:center;justify-content:space-between;border-radius:4px;font-size:11px}.scene-matter i{color:#8ea3b3;font-size:9px;font-style:normal}.scene-matter.active{background:#29465c;color:white}.scene-main{min-width:0;padding:24px;background:#eef3f5}.scene-title{display:flex;align-items:center;justify-content:space-between}.scene-title small{margin:0 0 6px;color:#647581}.scene-title h2{margin:0;font-family:Georgia,serif;font-size:25px;font-weight:500}.scene-title>span{padding:7px 9px;border-radius:4px;color:var(--green);background:#e0f1e9;font-size:10px;font-weight:750}.scene-grid{margin-top:20px;min-height:320px;display:grid;grid-template-columns:1fr 220px;gap:14px}.scene-chat,.scene-docs{border:1px solid #d4dde2;border-radius:6px;background:#fff}.scene-chat{position:relative;padding:24px}.message{max-width:76%;padding:12px 14px;border-radius:6px;font-family:Georgia,serif;font-size:12px;line-height:1.55}.message.user{margin-left:auto;background:#e8f1f8}.message.answer{margin-top:18px;border-left:3px solid var(--brand);background:#f5f7f8}.citations{display:flex;gap:6px;margin-top:11px}.citations span{padding:4px 6px;color:var(--brand-deep);background:#e4edf3;border-radius:3px;font:8px Inter,sans-serif}.scene-input{position:absolute;left:24px;right:24px;bottom:22px;padding:12px 13px;display:flex;justify-content:space-between;border:1px solid #ced8de;border-radius:5px;color:#87949d;font-size:11px}.scene-input b{color:white;background:var(--brand);width:20px;height:20px;border-radius:4px;display:grid;place-items:center}.scene-docs{padding:17px}.scene-docs small{margin:0 0 14px;color:#647581}.scene-docs p{margin:0 -4px;padding:10px 4px;border-bottom:1px solid #edf0f2;font-size:10px}.trust-band{padding:46px clamp(24px,7vw,110px);display:grid;grid-template-columns:repeat(3,1fr);gap:44px;color:#eaf1f6;background:#132b3d}.trust-band div{display:grid;gap:8px}.trust-band strong{color:#fff;font-family:Georgia,serif;font-size:19px;font-weight:500}.trust-band span{color:#adc0cd;font-size:13px;line-height:1.55}.feature-band{padding:100px clamp(24px,8vw,130px);display:grid;grid-template-columns:minmax(280px,1fr) minmax(420px,1.2fr);gap:10vw}.section-heading h2{max-width:530px;font-family:Georgia,serif;font-size:clamp(34px,4vw,56px);line-height:1.08;font-weight:500}.feature-list article{padding:26px 0;display:grid;grid-template-columns:38px 1fr;gap:18px;border-top:1px solid var(--line)}.feature-list article>span{color:var(--brand);font-size:12px;font-weight:800}.feature-list h3{margin-bottom:8px;font-family:Georgia,serif;font-size:22px;font-weight:500}.feature-list p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}.download-page{min-height:calc(100vh - 138px);padding:90px clamp(24px,8vw,120px);background:var(--wash)}.download-intro{max-width:700px}.download-intro h1{margin-bottom:18px;font-family:Georgia,serif;font-size:clamp(42px,6vw,70px);font-weight:500}.download-intro>p:last-child{color:var(--muted);font-size:18px;line-height:1.6}.platform-grid{margin-top:54px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.platform-grid article{padding:25px;display:grid;grid-template-columns:44px 1fr;gap:15px;border:1px solid var(--line);border-radius:7px;background:white}.platform-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:6px;color:var(--brand);background:#e9f2f8;font-size:22px}.platform-grid h2{margin:0 0 3px;font:500 24px Georgia,serif}.platform-grid strong{font-size:13px}.platform-grid p{margin:4px 0 0;color:var(--muted);font-size:12px}.platform-grid button{grid-column:1/-1;min-height:42px;border:1px solid #ccd5da;border-radius:5px;color:#7c878e;background:#f5f7f8;font-weight:700}.download-note{margin:24px 0 0;color:var(--muted);font-size:13px}footer{min-height:70px;padding:0 clamp(24px,5vw,76px);display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);color:var(--muted);font-size:12px}@media (max-width:820px){.hero{padding-left:20px;padding-right:20px}.product-scene{grid-template-columns:150px 1fr}.scene-sidebar{padding:16px 10px}.scene-grid{grid-template-columns:1fr}.scene-docs{display:none}.feature-band,.platform-grid,.trust-band{grid-template-columns:1fr}}@media (max-width:560px){.site-header{padding:0 18px}nav{gap:13px}nav>a:first-child{display:none}.hero-actions{flex-direction:column;gap:16px}.product-scene{min-height:390px;grid-template-columns:1fr}.scene-sidebar{display:none}.scene-main{padding:16px}.scene-title>span{display:none}.scene-chat{min-height:290px;padding:16px}.scene-input{left:16px;right:16px}.trust-band{gap:28px}footer{padding:20px;align-items:flex-start;flex-direction:column;gap:7px}}