:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#edf2ff;background:radial-gradient(circle at top,rgba(108,92,231,.24),transparent 32%),linear-gradient(180deg,#0f1020,#080b14)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,textarea,input{font:inherit}button{border:none;cursor:pointer}textarea{min-height:8rem;resize:vertical}#app{min-height:100vh}.shell{width:min(1440px,calc(100% - 32px));margin:0 auto;padding:32px 0 48px}.hero{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(280px,.9fr);gap:20px;margin-bottom:24px}.hero h1{margin:0 0 12px;font-size:clamp(2.5rem,6vw,4.5rem);line-height:.95}.eyebrow{margin:0 0 10px;text-transform:uppercase;letter-spacing:.18em;color:#8ea2ff;font-size:.78rem}.hero-copy{max-width:64ch;margin:0;color:#c8d1f1;font-size:1.02rem}.hero-card,.panel{background:#0e1222d1;border:1px solid rgba(255,255,255,.08);box-shadow:0 18px 50px #00000040;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-radius:20px}.hero-card{display:grid;gap:14px;padding:20px;align-self:stretch}.metric{display:grid;gap:4px}.metric span{color:#93a3d6;font-size:.86rem}.metric strong{font-size:1.02rem}.workspace{display:grid;grid-template-columns:minmax(320px,420px) minmax(0,1fr);gap:20px}.controls,.viewer{display:grid;gap:20px}.panel{padding:18px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.panel-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.panel-head h2{margin:0;font-size:1.05rem}.field,.range-field,.checkbox-field{display:grid;gap:8px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:14px}.field+.field,.field+.button-row,.range-field+.range-field,.range-field+.checkbox-field{margin-top:14px}.field span,.range-field span,.checkbox-field span{color:#b4c0eb;font-size:.9rem}textarea,input[type=range]{width:100%}input[type=text]{width:100%;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:#040814a8;color:#f7f9ff;padding:12px 14px}textarea{border-radius:14px;border:1px solid rgba(255,255,255,.12);background:#040814a8;color:#f7f9ff;padding:14px}textarea:focus,input:focus-visible,button:focus-visible{outline:2px solid #8ea2ff;outline-offset:2px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.button{border-radius:999px;padding:10px 16px;transition:transform .16s ease,background .16s ease,border-color .16s ease}.button:hover{transform:translateY(-1px)}.button.primary{background:linear-gradient(135deg,#6d5efc,#37b8ff);color:#fff}.button.ghost{background:#ffffff0a;color:#ecf1ff;border:1px solid rgba(255,255,255,.08)}.checkbox-field{grid-template-columns:auto 1fr;align-items:center}.checkbox-field input{width:18px;height:18px}.field-help{margin:12px 0 0;color:#93a3d6;font-size:.84rem}.status-panel{gap:10px}.summary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.summary-card{border-radius:16px;padding:14px;background:#ffffff0a;border:1px solid rgba(255,255,255,.07);display:grid;gap:8px}.summary-card span{color:#96a7db;font-size:.8rem}.summary-card strong{font-size:1.2rem}.status-message,.warning-message{margin:0;min-height:1.5rem}.status-message{color:#8ae8b2}.warning-message{color:#ffcf7d}.chart-panel{overflow:auto}.chart{width:100%;min-height:560px;display:block}.chart-bg{fill:#040814e6}.connector-band{fill:#ffffff05}.branch-line{stroke:#edf2ffc7;stroke-width:2;stroke-linecap:round}.connector-line{fill:none;stroke-width:2.5;stroke-linecap:round}.glass-label-bg{fill:#0e1222d1;stroke:#ffffff38;stroke-width:1;filter:drop-shadow(0 10px 20px rgba(0,0,0,.28))}.leaf-label{fill:#f4f7ff;font-size:13px;font-weight:600;paint-order:stroke fill;stroke:#080a14e6;stroke-width:3px;stroke-linejoin:round}.internal-label{fill:#8ca1de;font-size:11px;font-weight:600;paint-order:stroke fill;stroke:#080a14e0;stroke-width:2.5px;stroke-linejoin:round}.band-title{fill:#8ca1de;font-size:12px;letter-spacing:.12em;text-transform:uppercase}@media(max-width:1080px){.hero,.workspace{grid-template-columns:1fr}}@media(max-width:720px){.shell{width:min(100% - 20px,1440px);padding-top:20px}.field-grid{grid-template-columns:1fr}.summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}