:root{--bg:#0b0f17;--bg-soft:#0f1522;--panel:#131a2a;--panel-2:#182136;--border:#232d45;--border-soft:#1b2438;--text:#e7ecf5;--text-dim:#93a0b8;--text-faint:#5d6b85;--accent:#6366f1;--accent-soft:rgba(99,102,241,.16);--cyan:#22d3ee;--green:#34d399;--amber:#fbbf24;--red:#f87171;--radius:12px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit}.nav{gap:28px;padding:0 28px;height:58px;background:rgba(15,21,34,.85);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-soft);position:-webkit-sticky;position:sticky;top:0;z-index:50}.nav,.nav-brand{display:flex;align-items:center}.nav-brand{font-weight:700;font-size:17px;gap:8px}.nav-logo{color:var(--accent);font-size:15px}.nav-tag{font-size:11px;font-weight:500;color:var(--text-faint);border:1px solid var(--border);border-radius:20px;padding:2px 9px;margin-left:4px}.nav-tabs{display:flex;gap:4px;flex:1 1}.nav-tab{padding:7px 15px;border-radius:8px;color:var(--text-dim);font-weight:500;font-size:14px;transition:all .15s}.nav-tab:hover{color:var(--text);background:var(--panel-2)}.nav-tab.active{color:var(--text);background:var(--accent-soft);box-shadow:inset 0 0 0 1px rgba(99,102,241,.35)}.nav-badge{font-size:11px;color:var(--cyan);border:1px solid rgba(34,211,238,.35);border-radius:20px;padding:3px 10px;letter-spacing:.04em;text-transform:uppercase}.page{max-width:1240px;margin:0 auto;padding:28px}.page-head{margin-bottom:22px}.page-title{font-size:24px;font-weight:700;margin:0 0 4px}.page-sub{color:var(--text-dim);margin:0;font-size:14px}.btn{display:inline-flex;align-items:center;gap:7px;background:var(--accent);color:#fff;border:none;border-radius:9px;padding:9px 18px;font-size:14px;font-weight:600;cursor:pointer;transition:transform .1s,box-shadow .15s,opacity .15s}.btn:hover{box-shadow:0 4px 18px rgba(99,102,241,.45);transform:translateY(-1px)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}.btn-ghost{background:transparent;color:var(--text-dim);border:1px solid var(--border)}.btn-ghost:hover{color:var(--text);border-color:var(--text-faint);box-shadow:none}.btn-sm{padding:5px 11px;font-size:12.5px;border-radius:7px}.hero{text-align:center;padding:76px 24px 40px}.hero-kicker{display:inline-block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);border:1px solid rgba(34,211,238,.3);border-radius:20px;padding:5px 14px;margin-bottom:22px}.hero h1{font-size:46px;line-height:1.12;margin:0 0 18px;font-weight:800;background:linear-gradient(120deg,#e7ecf5 30%,#818cf8 70%,#22d3ee);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero p{max-width:620px;margin:0 auto 30px;color:var(--text-dim);font-size:16.5px}.hero-cta{display:flex;gap:12px;justify-content:center}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;margin:44px 0}.feature-card{background:var(--panel);border:1px solid var(--border-soft);border-radius:var(--radius);padding:22px}.feature-card .fi{font-size:24px}.feature-card h3{margin:12px 0 6px;font-size:16px}.feature-card p{margin:0;color:var(--text-dim);font-size:13.5px}.landing-foot{text-align:center;color:var(--text-faint);font-size:12.5px;padding:18px 0 34px}.builder-grid{display:grid;grid-template-columns:270px 1fr;grid-gap:20px;gap:20px;align-items:start}.palette{background:var(--panel);border:1px solid var(--border-soft);border-radius:var(--radius);padding:16px;position:-webkit-sticky;position:sticky;top:78px}.palette h3{margin:0 0 4px;font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint)}.palette-hint{font-size:12px;color:var(--text-faint);margin:0 0 12px}.palette-item{display:flex;gap:11px;align-items:flex-start;width:100%;text-align:left;background:var(--panel-2);border:1px solid var(--border-soft);border-radius:10px;padding:11px 12px;margin-bottom:9px;cursor:-webkit-grab;cursor:grab;color:var(--text);transition:border-color .15s,transform .1s}.palette-item:hover{border-color:var(--accent);transform:translateY(-1px)}.palette-item .pi{font-size:19px;line-height:1.2}.palette-item .pn{font-weight:600;font-size:13.5px}.palette-item .pb{font-size:11.5px;color:var(--text-dim);margin-top:2px}.palette-item .padd{margin-left:auto;color:var(--accent);font-weight:700;font-size:16px}.canvas{background:var(--bg-soft);border:1px solid var(--border-soft);border-radius:var(--radius);min-height:560px;padding:26px 26px 90px;position:relative;background-image:radial-gradient(rgba(99,102,241,.07) 1px,transparent 0);background-size:22px 22px}.canvas.drag-over{outline:2px dashed var(--accent);outline-offset:-8px}.flow-rail{position:relative;max-width:560px;margin:0 auto}.flow-rail:before{content:"";position:absolute;left:50%;top:20px;bottom:20px;width:2px;background:linear-gradient(var(--accent),var(--cyan));opacity:.35;transform:translateX(-50%)}.flow-node{position:relative;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:15px 17px;margin-bottom:26px;box-shadow:0 6px 22px rgba(0,0,0,.35);transition:border-color .15s,box-shadow .15s}.flow-node:hover{border-color:#31406a}.flow-node.dragging{opacity:.45}.flow-node.trigger{border-color:rgba(34,211,238,.4);background:linear-gradient(160deg,var(--panel) 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var(--border-soft);border-radius:var(--radius);padding:18px 20px}.dash-panel h3{margin:0 0 14px;font-size:14px}.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;font-size:12.5px}.bar-label{width:118px;flex-shrink:0;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar-track{flex:1 1;height:16px;background:var(--bg-soft);border-radius:5px;overflow:hidden}.bar-fill{height:100%;border-radius:5px;background:linear-gradient(90deg,var(--accent),#818cf8);animation:grow .7s ease}.bar-fill.alt{background:linear-gradient(90deg,#0e7490,var(--cyan))}@keyframes grow{0%{width:0}}.bar-count{width:26px;text-align:right;font-family:var(--mono);font-size:12px;color:var(--text-dim)}.dash-table{width:100%;border-collapse:collapse;font-size:13px}.dash-table th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--text-faint);padding:10px 14px;border-bottom:1px solid var(--border)}.dash-table td{padding:10px 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