:root{--bg:#141a29;--bg-soft:#1b2233;--panel:#1a2132;--ink:#f1f4fb;--muted:#9aa3bd;--faint:#6b7390;--hair:rgba(255,255,255,.13);--hair-2:rgba(255,255,255,.08);--gold:#f4c95d;--b1:#ff8a5c;--b2:#4fd6cf;--b3:#f3c44e;--b4:#7ad28b;--b5:#b79bff;--code:#10151f;--font-display:"Bricolage Grotesque",Georgia,serif;--font-body:"Spline Sans",system-ui,sans-serif;--font-mono:"Spline Sans Mono",ui-monospace,monospace}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{font-family:var(--font-body);color:var(--ink);overflow:hidden;-webkit-font-smoothing:antialiased;background:var(--bg)}button{font-family:inherit}.bg-atmos{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none}.bg-atmos:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(var(--hair-2) 1px,transparent 1px),linear-gradient(90deg,var(--hair-2) 1px,transparent 1px);background-size:46px 46px;-webkit-mask-image:radial-gradient(circle at 50% 42%,#000 0,transparent 78%);mask-image:radial-gradient(circle at 50% 42%,#000 0,transparent 78%);opacity:.5}.bg-atmos:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(900px 520px at 16% -8%,rgba(244,201,93,.1),transparent 60%),radial-gradient(820px 560px at 92% 6%,rgba(183,155,255,.1),transparent 58%),radial-gradient(700px 700px at 50% 120%,rgba(79,214,207,.08),transparent 60%)}.gate{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:20px}.gate-card{position:relative;width:min(94vw,430px);background:linear-gradient(180deg,#212a40,#171d2c);border:1px solid var(--hair);border-radius:24px;padding:42px 34px 34px;text-align:center;box-shadow:0 40px 120px #0009,inset 0 1px #ffffff0d}.gate-kicker{font-size:12px;letter-spacing:.42em;color:var(--muted);text-transform:uppercase}.gate-title{font-family:var(--font-display);font-weight:800;font-size:62px;line-height:1;margin:14px 0 6px;letter-spacing:-.02em;color:var(--ink)}.gate-title b{color:var(--gold)}.gate-sub{color:var(--muted);font-size:14px;margin:0 0 26px}.gate input{width:100%;padding:15px 16px;border-radius:13px;border:1px solid var(--hair);background:#11161f;color:var(--ink);font-size:16px;outline:none;text-align:center;letter-spacing:.12em;font-family:var(--font-mono);transition:border-color .2s,box-shadow .2s}.gate input::placeholder{letter-spacing:.04em;color:#4a5269}.gate input:focus{border-color:var(--gold);box-shadow:0 0 0 4px #f4c95d29}.gate-btn{width:100%;margin-top:14px;padding:14px;border:none;border-radius:13px;cursor:pointer;font-size:15px;font-weight:700;color:#1a1407;background:linear-gradient(180deg,#ffe08a,#f4c95d);letter-spacing:.02em;box-shadow:0 10px 30px #f4c95d47;transition:transform .12s,filter .2s}.gate-btn:hover{filter:brightness(1.05)}.gate-btn:active{transform:translateY(1px) scale(.99)}.gate-err{color:#ff8a8a;font-size:13px;min-height:20px;margin-top:12px}.gate-hint{color:#4d566f;font-size:12px;margin-top:8px}.shake{animation:shake .4s}@keyframes shake{10%,90%{transform:translate(-2px)}30%,70%{transform:translate(7px)}50%{transform:translate(-9px)}}.fade-up{animation:fadeUp .5s cubic-bezier(.2,.7,.2,1) both}@keyframes fadeUp{0%{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}.topbar{position:fixed;top:0;left:0;right:0;z-index:30;display:flex;align-items:center;gap:14px;padding:13px 18px}.brand{display:flex;align-items:baseline;gap:10px}.brand .mark{font-family:var(--font-display);font-weight:800;font-size:21px;letter-spacing:-.02em}.brand .mark b{color:var(--gold)}.brand .tag{font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:var(--muted)}.spacer{flex:1}.tools{display:flex;gap:8px;background:#0d111ea8;border:1px solid var(--hair);border-radius:13px;padding:5px;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.tbtn{border:none;background:transparent;color:var(--muted);padding:8px 11px;border-radius:9px;cursor:pointer;font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px;transition:.15s;white-space:nowrap}.tbtn:hover{color:var(--ink);background:#ffffff0f}.tbtn.warn:hover{color:#ff9a9a}.stage{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;overflow:hidden;cursor:grab;touch-action:none}.stage.dragging{cursor:grabbing}.canvas{position:absolute;top:0;left:0;transform-origin:0 0;will-change:transform}.canvas.smooth{transition:transform .58s cubic-bezier(.22,.61,.36,1)}.edges{position:absolute;left:0;top:0;width:1px;height:1px;overflow:visible;pointer-events:none}.edge{fill:none;stroke-linecap:round;transition:stroke-opacity .3s,stroke-width .3s}.node{position:absolute;display:flex;align-items:center;gap:10px;border-radius:14px;cursor:pointer;-webkit-user-select:none;user-select:none;padding:0 15px;border:1px solid var(--hair);background:linear-gradient(180deg,#252e44,#1c2334);color:var(--ink);box-shadow:0 10px 26px #00000052;transition:transform .16s,box-shadow .2s,border-color .2s;animation:nodeIn .34s cubic-bezier(.2,.8,.2,1) both;white-space:nowrap;font-size:14.5px;font-weight:500}@keyframes nodeIn{0%{opacity:0;transform:scale(.82)}to{opacity:1;transform:scale(1)}}.node:hover{transform:translateY(-2px);box-shadow:0 16px 38px #0000008c;border-color:var(--accent,var(--hair))}.node:active{transform:translateY(0) scale(.99)}.node .num{font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);border-radius:7px;padding:2px 6px;letter-spacing:.04em}.node .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);flex:none}.node .lbl{overflow:visible;white-space:nowrap}.node .chev{margin-left:auto;color:var(--muted);font-size:14px;transition:transform .25s,color .2s}.node.open .chev{transform:rotate(90deg);color:var(--accent)}.node .vd{margin-left:auto;font-family:var(--font-mono);font-size:10.5px;font-weight:600;color:#0a0e16;background:var(--accent);border-radius:20px;padding:2px 8px;letter-spacing:.02em}.node.root{font-family:var(--font-display);font-weight:800;font-size:23px;letter-spacing:-.01em;justify-content:center;background:linear-gradient(180deg,#2c3450,#202840);border:1.5px solid var(--gold);box-shadow:0 0 0 1px #f4c95d2e,0 0 60px #f4c95d4d,0 18px 50px #0000006b}.node.root .lbl{color:var(--ink)}.node.lvl1{font-weight:700;font-size:15.5px;border-color:color-mix(in srgb,var(--accent) 55%,var(--hair));background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 18%,#1c2334),#1c2334)}.node.lvl2{background:linear-gradient(180deg,#222a3e,#1a2130)}.node.active{border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 40%,transparent),0 16px 40px #0000008c}.scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:#04060c80;opacity:0;pointer-events:none;transition:opacity .35s;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.scrim.show{opacity:1;pointer-events:auto}.panel{position:fixed;top:0;right:0;height:100%;width:min(96vw,540px);z-index:45;display:flex;flex-direction:column;background:linear-gradient(180deg,#1c2334,#141a29);border-left:1px solid var(--hair);box-shadow:-30px 0 90px #0009;transform:translate(102%);transition:transform .46s cubic-bezier(.22,.61,.36,1)}.panel.open{transform:none}.panel-rail{height:4px;background:var(--accent,var(--gold))}.panel-head{padding:22px 24px 18px;border-bottom:1px solid var(--hair)}.panel-head .crumb{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--accent,var(--muted));font-weight:600}.panel-head h2{font-family:var(--font-display);font-weight:700;font-size:25px;margin:8px 0 0;letter-spacing:-.01em;line-height:1.15}.panel-head .close{position:absolute;top:18px;right:18px;width:36px;height:36px;border-radius:10px;cursor:pointer;border:1px solid var(--hair);background:#ffffff0a;color:var(--muted);font-size:17px;transition:.15s}.panel-head .close:hover{color:var(--ink);background:#ffffff17}.panel-body{padding:22px 24px 40px;overflow-y:auto;overflow-x:hidden}.desc{color:#c6cde0;line-height:1.7;font-size:14.5px;margin:0 0 20px;white-space:pre-wrap}.section-label{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);margin:0 0 9px;font-weight:600}.syntax{background:#ffffff08;border:1px solid var(--hair-2);border-left:3px solid var(--accent,var(--gold));border-radius:11px;padding:13px 15px;color:#aab4d6;font-family:var(--font-mono);font-size:12.5px;white-space:pre-wrap;word-break:break-word;margin:0 0 22px;line-height:1.6}.ex{margin-bottom:18px}.ex-title{font-size:13.5px;font-weight:600;color:var(--ink);margin:0 0 8px;display:flex;gap:8px;align-items:baseline}.ex-title .ix{font-family:var(--font-mono);font-size:11px;color:var(--accent,var(--gold));font-weight:600}.codewrap{position:relative;border:1px solid var(--hair);border-radius:12px;overflow:hidden;background:var(--code)}.codewrap .copy{position:absolute;top:9px;right:9px;z-index:2;border:1px solid var(--hair);background:#141a2cd9;color:var(--muted);border-radius:8px;padding:4px 10px;font-size:11px;font-family:var(--font-mono);cursor:pointer;transition:.15s}.codewrap .copy:hover{color:var(--ink);border-color:var(--accent,var(--gold))}pre.code{margin:0;padding:15px 16px;overflow-x:auto}pre.code code{font-family:var(--font-mono);font-size:12.6px;line-height:1.65;white-space:pre;display:block}.tip{display:flex;gap:9px;background:color-mix(in srgb,var(--accent,#4fd6cf) 9%,transparent);border:1px solid color-mix(in srgb,var(--accent,#4fd6cf) 26%,transparent);border-radius:11px;padding:11px 14px;color:#cfe6e4;font-size:13px;line-height:1.55;margin-top:10px}.tip .b{flex:none}.empty-hint{display:flex;gap:9px;background:#ffffff08;border:1px solid var(--hair-2);border-radius:11px;padding:13px 15px;color:var(--muted);font-size:13.5px;line-height:1.6}.kw{color:#7fb1ff;font-weight:600}.fn{color:var(--gold)}.str{color:#8ee59b}.cmt{color:#566489;font-style:italic}.num{color:#ffab6e}.legend{position:fixed;left:18px;bottom:18px;z-index:20;display:flex;flex-direction:column;gap:7px;background:#0b0f1cb8;border:1px solid var(--hair);border-radius:14px;padding:12px 14px;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.legend .lh{font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);margin-bottom:2px}.legend .row{display:flex;align-items:center;gap:9px;font-size:12.5px;color:#c2c9de;cursor:pointer;border-radius:8px;padding:3px 6px;margin:0 -6px;transition:background .15s}.legend .row:hover{background:#ffffff0d}.legend .row b{font-family:var(--font-mono);font-size:10px;color:var(--muted);font-weight:600;width:18px}.legend .row i{width:10px;height:10px;border-radius:3px}.zoomctl{position:fixed;right:18px;bottom:18px;z-index:20;display:flex;align-items:center;gap:6px;background:#0b0f1cb8;border:1px solid var(--hair);border-radius:13px;padding:6px;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.zoomctl button{width:32px;height:32px;border:none;background:transparent;color:var(--muted);font-size:17px;cursor:pointer;border-radius:8px;transition:.15s}.zoomctl button:hover{color:var(--ink);background:#ffffff12}.zoomctl .pct{font-family:var(--font-mono);font-size:12px;color:var(--muted);width:46px;text-align:center}.hintpill{position:fixed;left:50%;bottom:18px;transform:translate(-50%);z-index:20;color:#6c769a;font-size:12px;background:#0b0f1c99;border:1px solid var(--hair);border-radius:20px;padding:6px 14px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);pointer-events:none}@media (max-width:780px){.legend,.hintpill,.brand .tag{display:none}.panel{width:100vw}.tbtn span{display:none}}