:root{--ink:#10243e;--muted:#52677f;--purple:#6258f4;--teal:#0a8c88;--line:#dce7ef;--bg:#f4f8fb;--paper:#fff;--shadow:0 14px 40px rgba(36,58,84,.07)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:radial-gradient(circle at 90% 0%,rgba(98,88,244,.12),transparent 30%),radial-gradient(circle at 0% 75%,rgba(17,168,161,.10),transparent 30%),var(--bg);line-height:1.6}a{color:#4435ba;overflow-wrap:anywhere}button,input,select,textarea{font:inherit}button,a,input,textarea,select{touch-action:manipulation}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #766bfb;outline-offset:4px}h1,h2,h3{line-height:1.12;letter-spacing:-.025em}h1{font-size:clamp(2.5rem,6vw,4.8rem);margin:.5rem 0 1.2rem}h2{font-size:clamp(1.6rem,3.5vw,2.8rem);margin:.4rem 0 1rem}h3{font-size:1.25rem;margin:.3rem 0 .65rem}p{margin:.65rem 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6px}.callout{font-size:clamp(1.2rem,2.5vw,2rem);font-weight:800;color:#443bb5;line-height:1.4;padding:20px;border-left:5px solid #6258f4;background:#edecff;border-radius:4px 18px 18px 4px;margin:22px 0}.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:14px 0}.tabs button[aria-selected=true]{background:#132642;color:white}.workgrid{display:grid;grid-template-columns:minmax(280px,.75fr) minmax(0,1.25fr);gap:20px;align-items:start}.editor{font:13px/1.55 ui-monospace,Consolas,monospace;min-height:460px;resize:vertical;tab-size:2;white-space:pre;background:#0d1b31;color:#f0f6ff;border-color:#223a53}.preview{width:100%;height:590px;border:1px solid #d8e4ef;border-radius:16px;background:white}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.detail-btn{background:#eeedff;border:1px solid #d3cefd;color:#443bb5;border-radius:10px;font-weight:850;padding:10px 12px;cursor:pointer}.deck-toolbar{padding:12px 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@keyframes appear{from{opacity:.2;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(max-width:1000px){.hero-split,.workgrid{grid-template-columns:1fr}.grid{grid-template-columns:1fr 1fr}.qrbox{max-width:430px}.row{gap:16px}.slide{padding:25px 24px 115px}.deck-toolbar .brand{display:none}}
@media(max-width:650px){.wrap{padding:18px}.hero{padding-top:15px}.grid,.grid.two,.row,.formgrid{grid-template-columns:1fr}.span2{grid-column:auto}.card,.panel,.qrbox{padding:18px}.actions .btn{flex-grow:1}.hero-split{gap:12px}.flow{display:grid;grid-template-columns:1fr}.flow .arrow{font-size:1.5rem;transform:rotate(90deg);text-align:center}.flow .node{min-width:0}.slide{padding:24px 18px 130px}.slide h1{font-size:2.65rem}.slide h2{font-size:2.15rem}.slide .lead{font-size:1.12rem}.deck-toolbar{padding:10px 12px}.controls{padding:10px 12px;flex-wrap:wrap;gap:6px}.controls select{max-width:100%;order:4;flex-basis:100%}.controls .btn{padding:10px 13px}.preview{height:640px}.editor{min-height:440px}dialog{padding:18px}.qrbox img{width:240px}.tablewrap{font-size:.83rem}.topbar{margin-bottom:8px}.btn{font-size:.9rem}.callout{padding:15px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{body{background:white}.deck-toolbar,.controls,.progress,.no-print,.toast{display:none!important}.slide{display:block!important;min-height:0;break-after:page;padding:24px}.slide h2{font-size:26pt}.slide p{font-size:12pt}.card{box-shadow:none;break-inside:avoid}.wrap{max-width:none;padding:0}.print-only{display:block}.workgrid{display:block}.foot{font-size:9pt}dialog{display:none}.tablewrap{overflow:visible}}