:root{--bg: #0f1115;--panel: #171a21;--panel-2: #1e222b;--border: #2a2f3a;--text: #e6e9ef;--muted: #9aa4b2;--accent: #5b8cff;--accent-2: #35d0a5;--danger: #ff6b6b}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app-shell{display:flex;flex-direction:column;height:100vh}.app-bar{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--border);flex:0 0 auto}.app-bar-title{font-weight:700;font-size:14px;letter-spacing:.3px}.app-bar .back{width:auto;padding:6px 12px}.app{display:grid;grid-template-columns:360px 1fr;flex:1 1 auto;min-height:0}.viewer-empty{display:grid;place-items:center;height:100%;color:var(--muted);text-align:center;padding:20px}.viewer-split{display:flex;flex:1 1 auto;min-height:0}.viewer-panel{flex:1 1 0;min-width:0;display:flex;flex-direction:column;border-left:1px solid var(--border)}.viewer-panel:first-child{border-left:none}.viewer-head{flex:0 0 auto;display:flex;align-items:baseline;gap:10px;padding:8px 14px;background:var(--panel);border-bottom:1px solid var(--border)}.viewer-title{font-size:12px;font-weight:700;letter-spacing:.3px}.viewer-sub{font-size:11px;color:var(--muted)}.viewer-body{position:relative;flex:1 1 auto;min-height:0;background:radial-gradient(circle at 50% 30%,#1a1f2b,#0b0d12)}.viewer-overlay{position:absolute;top:12px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text);background:#141821d9;border:1px solid var(--border);border-radius:999px;padding:5px 12px}.slider-field{margin-bottom:16px}.slider-field:last-child{margin-bottom:0}.slider-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:4px}.slider-label{font-size:13px;font-weight:600}.slider-val{font-size:12px;color:var(--accent);font-variant-numeric:tabular-nums}.slider-hint{margin:6px 0 0;font-size:11px;line-height:1.45;color:var(--muted)}.section-hint{margin:0 0 12px;font-size:12px;line-height:1.5;color:var(--muted)}.section-head{display:flex;align-items:center;justify-content:space-between}.live-toggle{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);cursor:pointer}.live-toggle input{accent-color:var(--accent)}@media (max-width: 900px){.viewer-split{flex-direction:column}.viewer-panel{border-left:none;border-top:1px solid var(--border)}.viewer-panel:first-child{border-top:none}}.sidebar{background:var(--panel);border-right:1px solid var(--border);padding:20px;overflow-y:auto}.viewer{position:relative;background:radial-gradient(circle at 50% 30%,#1a1f2b,#0b0d12)}h1{font-size:18px;margin:0 0 4px;letter-spacing:.3px}.subtitle{color:var(--muted);font-size:12px;margin:0 0 20px}.section{margin-bottom:22px}.section h2{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin:0 0 10px}.card{background:var(--panel-2);border:1px solid var(--border);border-radius:10px;padding:14px}.drop{border:1px dashed var(--border);border-radius:10px;padding:26px 14px;text-align:center;color:var(--muted);cursor:pointer;transition:border-color .15s,color .15s}.drop:hover{border-color:var(--accent);color:var(--text)}.drop input{display:none}button{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:10px 14px;font-size:13px;font-weight:600;cursor:pointer;width:100%}button.secondary{background:var(--panel-2);border:1px solid var(--border);color:var(--text)}button.ghost{background:transparent;border:1px solid var(--border);color:var(--muted)}button:disabled{opacity:.5;cursor:not-allowed}label.field{display:block;font-size:12px;color:var(--muted);margin:10px 0 4px}input[type=range]{width:100%}input[type=number]{width:100%;background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:6px 8px}.row{display:flex;gap:8px;align-items:center}.row>*{flex:1}.pill{display:inline-flex;align-items:center;gap:6px;font-size:11px;padding:3px 8px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border)}.dot{width:10px;height:10px;border-radius:50%}.region-list{display:flex;flex-direction:column;gap:6px;max-height:240px;overflow-y:auto}.region{display:flex;align-items:center;gap:8px;padding:8px;border-radius:8px;background:var(--panel-2);border:1px solid var(--border);cursor:pointer;font-size:12px}.region.selected{border-color:var(--accent)}.region .meta{color:var(--muted);margin-left:auto;font-size:11px}.status{font-size:12px;padding:8px 10px;border-radius:8px;background:var(--panel-2);border:1px solid var(--border);color:var(--muted)}.status.error{color:var(--danger);border-color:var(--danger)}.status.ok{color:var(--accent-2);border-color:var(--accent-2)}.overlay{position:absolute;top:14px;left:14px;display:flex;gap:8px;flex-wrap:wrap}.legend{position:absolute;bottom:14px;left:14px;font-size:11px;color:var(--muted)}.spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.25);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;display:inline-block;vertical-align:middle}@keyframes spin{to{transform:rotate(360deg)}}code{background:var(--bg);border:1px solid var(--border);border-radius:4px;padding:1px 5px;font-size:.92em}.landing{max-width:1120px;margin:0 auto;padding:0 24px 60px}.nav{display:flex;align-items:center;justify-content:space-between;padding:20px 0}.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.3px}.brand-mark{width:20px;height:20px;border-radius:6px;background:linear-gradient(135deg,var(--accent),var(--accent-2))}.nav-right{display:flex;align-items:center;gap:12px}.nav-cta{width:auto;padding:8px 14px}.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding:60px 0 40px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:2px;color:var(--accent-2);font-weight:700}.hero-title{font-size:46px;line-height:1.08;margin:16px 0 18px;letter-spacing:-.5px}.grad{background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-sub{color:var(--muted);font-size:16px;line-height:1.6;max-width:560px}.hero-actions{display:flex;align-items:center;gap:18px;margin:26px 0 14px}.hero-actions button{width:auto;padding:12px 22px;font-size:14px}.hero-note{color:var(--muted);font-size:12px}.link{color:var(--accent);text-decoration:none;font-size:14px;font-weight:600}.link:hover{text-decoration:underline}.hero-art{display:grid;place-items:center;height:280px}.wire-cube{position:relative;width:150px;height:150px;transform-style:preserve-3d;transform:rotateX(-24deg) rotateY(-32deg);animation:cube-spin 18s linear infinite}.wire-cube .face{position:absolute;width:150px;height:150px;border:1px solid var(--accent);background:#5b8cff0d}.wire-cube .f0{transform:translateZ(75px)}.wire-cube .f1{transform:rotateY(180deg) translateZ(75px)}.wire-cube .f2{transform:rotateY(90deg) translateZ(75px);border-color:var(--accent-2)}.wire-cube .f3{transform:rotateY(-90deg) translateZ(75px);border-color:var(--accent-2)}.wire-cube .f4{transform:rotateX(90deg) translateZ(75px)}.wire-cube .f5{transform:rotateX(-90deg) translateZ(75px)}@keyframes cube-spin{0%{transform:rotateX(-24deg) rotateY(-32deg)}to{transform:rotateX(-24deg) rotateY(328deg)}}.band{margin:30px 0}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px}.step-n{color:var(--accent);font-weight:800;font-size:13px;letter-spacing:1px}.step-card h3{margin:10px 0 6px;font-size:15px}.step-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:30px 0}.feature-card{background:var(--panel-2);border:1px solid var(--border);border-radius:12px;padding:22px}.feature-card h3{margin:0 0 8px;font-size:16px}.feature-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.55}.cta{text-align:center;padding:56px 20px;margin-top:20px;background:linear-gradient(135deg,#5b8cff1f,#35d0a51f);border:1px solid var(--border);border-radius:16px}.cta h2{margin:0 0 20px;font-size:26px}.cta button{width:auto;padding:12px 26px;font-size:15px}.footer{display:flex;justify-content:space-between;align-items:center;padding-top:40px;margin-top:40px;border-top:1px solid var(--border);font-size:13px}.footer .muted{color:var(--muted)}@media (max-width: 860px){.app,.hero{grid-template-columns:1fr}.hero-art{display:none}.hero-title{font-size:34px}.steps,.features{grid-template-columns:1fr}}