.landing-body{--ink:#1a1916;--ink-60:#1a191699;--ink-35:#1a191659;--ink-12:#1a19161f;--ink-06:#1a19160f;--paper:#f7f5f0;--surface:#fdfbf7;--sage:#4a6741;--font-sans:"DM Sans", sans-serif;--font-mono:"DM Mono", monospace}.landing-body *,.landing-body :before,.landing-body :after{box-sizing:border-box;margin:0;padding:0}.landing-body{background:var(--paper);color:var(--ink);font-family:var(--font-dm-sans), sans-serif;-webkit-font-smoothing:antialiased;font-weight:300;line-height:1.7}.landing-nav{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--ink-06);background:#f7f5f0e0;justify-content:space-between;align-items:center;padding:20px 48px;display:flex;position:fixed;top:0;left:0;right:0}.nav-logo{color:var(--ink);align-items:center;gap:10px;text-decoration:none;display:flex}.nav-wordmark{letter-spacing:-.01em;font-size:16px;font-weight:300}.nav-wordmark strong{font-weight:500}.nav-right{align-items:center;gap:24px;display:flex}.nav-link{color:var(--ink-60);letter-spacing:.02em;font-size:13px;text-decoration:none;transition:color .2s}.nav-link:hover{color:var(--ink)}.nav-lang{align-items:center;gap:8px;display:flex}.landing-section{max-width:1100px;margin:0 auto;padding:120px 48px}#hero{flex-direction:column;align-items:flex-start;padding-top:180px;padding-bottom:140px;display:flex}.hero-label{letter-spacing:.14em;text-transform:uppercase;color:var(--ink-35);opacity:0;margin-bottom:32px;font-size:11px;font-weight:400;animation:.6s .1s forwards fadeUp}.hero-title{letter-spacing:-.03em;color:var(--ink);opacity:0;max-width:800px;margin-bottom:28px;font-size:clamp(42px,6vw,76px);font-weight:300;line-height:1.1;animation:.7s .2s forwards fadeUp}.hero-title em{color:var(--ink-35);font-style:italic}.hero-sub{color:var(--ink-60);opacity:0;max-width:520px;margin-bottom:48px;font-size:17px;font-weight:300;line-height:1.7;animation:.7s .35s forwards fadeUp}.hero-actions{opacity:0;flex-wrap:wrap;gap:12px;animation:.7s .5s forwards fadeUp;display:flex}.btn-primary{background:var(--ink);color:var(--paper);font-family:var(--font-sans);letter-spacing:.01em;cursor:pointer;border:none;border-radius:8px;padding:13px 28px;font-size:14px;font-weight:400;text-decoration:none;transition:opacity .2s}.btn-primary:hover{opacity:.82}.btn-ghost{color:var(--ink);border:1px solid var(--ink-12);font-family:var(--font-sans);cursor:pointer;background:0 0;border-radius:8px;padding:13px 28px;font-size:14px;font-weight:400;text-decoration:none;transition:border-color .2s,background .2s}.btn-ghost:hover{border-color:var(--ink-35);background:var(--ink-06)}.hero-visual{opacity:0;width:100%;margin-top:80px;animation:.8s .65s forwards fadeUp}.layer-stack{flex-direction:column;gap:3px;max-width:640px;display:flex}.layer-bar{background:var(--ink);border-radius:2px;height:3px}.layer-bar:first-child{opacity:.9;width:100%}.layer-bar:nth-child(2){opacity:.45;width:78%;margin-left:12px}.layer-bar:nth-child(3){opacity:.2;width:56%;margin-left:24px}.layer-bar:nth-child(4){opacity:.1;width:34%;margin-left:36px}.section-divider{background:var(--ink-06);width:100%;max-width:1100px;height:1px;margin:0 auto}#compare{padding-top:100px;padding-bottom:100px}.section-tag{letter-spacing:.14em;text-transform:uppercase;color:var(--ink-35);margin-bottom:24px;font-size:11px;font-weight:400}.compare-title{letter-spacing:-.02em;max-width:580px;margin-bottom:64px;font-size:clamp(22px,3vw,34px);font-weight:300;line-height:1.25}.compare-title strong{font-weight:500}.compare-grid{border:1px solid var(--ink-12);border-radius:14px;grid-template-columns:1fr 1fr;gap:2px;display:grid;overflow:hidden}.compare-col{background:var(--paper);padding:36px 40px}.compare-col.right{background:var(--ink)}.compare-col-label{letter-spacing:.12em;text-transform:uppercase;color:var(--ink-35);margin-bottom:24px;font-size:11px;font-weight:400}.compare-col.right .compare-col-label{color:#f7f5f066}.compare-item{color:var(--ink-60);align-items:flex-start;gap:12px;margin-bottom:16px;font-size:15px;line-height:1.5;display:flex}.compare-col.right .compare-item{color:#f7f5f0a6}.compare-item:last-child{margin-bottom:0}.compare-dot{background:var(--ink-35);border-radius:50%;flex-shrink:0;width:5px;height:5px;margin-top:8px}.compare-col.right .compare-dot{background:#f7f5f066}.compare-col.right .compare-item.highlight{color:var(--paper)}.compare-col.right .compare-item.highlight .compare-dot{background:var(--paper)}#demo{padding-top:100px;padding-bottom:100px}.demo-header{margin-bottom:40px}.demo-window{border:1px solid var(--ink-12);background:var(--paper);border-radius:16px;overflow:hidden;box-shadow:0 4px 32px #1a19160f}.demo-titlebar{border-bottom:1px solid var(--ink-06);background:var(--surface);align-items:center;gap:8px;padding:14px 20px;display:flex}.demo-dot{border-radius:50%;width:10px;height:10px}.demo-title-text{font-family:var(--font-mono);color:var(--ink-35);margin-left:8px;font-size:12px}.demo-body{grid-template-columns:220px 1fr 300px;min-height:420px;display:grid}.demo-left{border-right:1px solid var(--ink-06);padding:24px 20px}.demo-panel-label{letter-spacing:.12em;text-transform:uppercase;color:var(--ink-35);margin-bottom:16px;font-size:10px;font-weight:400}.demo-tree-item{color:var(--ink-60);cursor:default;border-radius:6px;align-items:flex-start;gap:8px;margin-bottom:2px;padding:6px 8px;font-size:13px;line-height:1.4;display:flex}.demo-tree-item.active{background:var(--ink);color:var(--paper)}.demo-tree-item.child{margin-left:16px;font-size:12px}.demo-tree-item.child.active{background:var(--ink-06);color:var(--ink)}.demo-tree-dot{opacity:.5;background:currentColor;border-radius:50%;flex-shrink:0;width:5px;height:5px;margin-top:6px}.demo-center{border-right:1px solid var(--ink-06);padding:28px 32px;overflow:hidden}.demo-doc-title{color:var(--ink);margin-bottom:16px;font-size:14px;font-weight:500;line-height:1.4}.demo-doc-text{color:var(--ink-60);margin-bottom:12px;font-size:13px;line-height:1.75}.demo-highlight{cursor:pointer;border-bottom:1px solid var(--ink-35);background:#1a191614;border-radius:3px;padding:1px 4px;transition:background .15s}.demo-highlight:hover{background:#1a191624}.demo-depth-bar{margin-top:24px}.demo-depth-label{letter-spacing:.1em;text-transform:uppercase;color:var(--ink-35);margin-bottom:8px;font-size:10px}.demo-depth-track{background:var(--ink-12);border-radius:2px;width:100%;height:3px}.demo-depth-fill{background:var(--ink);border-radius:2px;width:40%;height:100%;transition:width .4s}.demo-right{padding:24px}.demo-answer-q{color:var(--ink);background:var(--surface);border-radius:8px;margin-bottom:12px;padding:12px 14px;font-size:12px;font-weight:500;line-height:1.5}.demo-answer-text{color:var(--ink-60);margin-bottom:16px;font-size:12px;line-height:1.7}.demo-answer-tag{color:var(--ink-35);border:1px solid var(--ink-12);cursor:pointer;border-radius:20px;align-items:center;gap:6px;margin:3px 3px 0 0;padding:4px 10px;font-size:11px;transition:border-color .15s,color .15s;display:inline-flex}.demo-answer-tag:hover{border-color:var(--ink-35);color:var(--ink)}.demo-tags-label{letter-spacing:.1em;text-transform:uppercase;color:var(--ink-35);margin-top:20px;margin-bottom:10px;font-size:10px}#usecases{padding-top:100px;padding-bottom:100px}.usecases-title{letter-spacing:-.02em;margin-bottom:56px;font-size:clamp(22px,3vw,34px);font-weight:300}.usecases-grid{grid-template-columns:repeat(4,1fr);gap:2px;display:grid}.usecase-card{border:1px solid var(--ink-12);background:var(--paper);border-radius:12px;padding:32px 28px;transition:background .2s,border-color .2s}.usecase-card:hover{background:var(--surface);border-color:var(--ink-35)}.usecase-num{font-family:var(--font-mono);color:var(--ink-35);margin-bottom:20px;font-size:11px}.usecase-name{color:var(--ink);margin-bottom:10px;font-size:15px;font-weight:400;line-height:1.4}.usecase-desc{color:var(--ink-35);font-size:13px;line-height:1.6}#early{flex-direction:column;align-items:flex-start;padding-top:100px;padding-bottom:100px;display:flex}.early-card{border:1px solid var(--ink-12);border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:48px;width:100%;padding:56px 64px;display:flex}.early-left{max-width:480px}.early-badge{letter-spacing:.1em;text-transform:uppercase;color:var(--sage);border:1px solid #4a67414d;border-radius:20px;align-items:center;gap:6px;margin-bottom:24px;padding:4px 12px;font-size:11px;display:inline-flex}.early-badge-dot{background:var(--sage);border-radius:50%;width:6px;height:6px}.early-title{letter-spacing:-.02em;color:var(--ink);margin-bottom:16px;font-size:24px;font-weight:300;line-height:1.3}.early-desc{color:var(--ink-60);font-size:15px;line-height:1.7}.landing-footer{border-top:1px solid var(--ink-06);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;max-width:100%;padding:28px 48px;display:flex}.footer-logo{color:var(--ink-35);font-size:13px;font-weight:300}.footer-links{gap:28px;display:flex}.footer-link{color:var(--ink-35);font-size:13px;text-decoration:none;transition:color .2s}.footer-link:hover{color:var(--ink)}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.reveal{opacity:0;transition:opacity .6s,transform .6s;transform:translateY(20px)}.reveal.visible{opacity:1;transform:translateY(0)}@media (max-width:768px){.landing-nav{padding:16px 24px}.landing-section{padding:80px 24px}.compare-grid,.demo-body{grid-template-columns:1fr}.demo-left,.demo-right{display:none}.usecases-grid{grid-template-columns:1fr 2fr}.early-card{padding:40px 32px}.landing-footer{padding:24px}}