:root{--bg-0: #070b14;--text: #f4f7fc;--muted: rgba(233, 239, 250, .62);--muted-2: rgba(233, 239, 250, .42);--accent: #0a84ff;--accent-2: #64d2ff;--accent-3: #bf5af2;--mint: #30d158;--danger: #ff6b6b;--glass: rgba(255, 255, 255, .055);--glass-2: rgba(255, 255, 255, .085);--glass-strong: rgba(255, 255, 255, .12);--glass-border: rgba(255, 255, 255, .14);--glass-border-strong: rgba(255, 255, 255, .22);--hi: rgba(255, 255, 255, .5);--radius: 22px;--radius-sm: 14px;--radius-lg: 28px;--shadow: 0 12px 40px rgba(0, 0, 0, .4);--shadow-sm: 0 6px 20px rgba(0, 0, 0, .28);--blur: saturate(180%) blur(24px)}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body{background:radial-gradient(1200px 820px at 12% -12%,rgba(10,132,255,.22),transparent 60%),radial-gradient(1000px 720px at 112% 6%,rgba(191,90,242,.18),transparent 55%),radial-gradient(1000px 900px at 50% 118%,rgba(100,210,255,.16),transparent 55%),linear-gradient(180deg,#05070e,#0a1120 55%,#070b14);background-attachment:fixed;overflow-x:hidden}body:before{content:"";position:fixed;inset:-20% -10% auto -10%;height:70vh;background:radial-gradient(50% 60% at 30% 30%,rgba(10,132,255,.2),transparent 70%),radial-gradient(45% 55% at 75% 40%,rgba(191,90,242,.16),transparent 70%);filter:blur(40px);z-index:0;pointer-events:none;animation:drift 26s ease-in-out infinite alternate}@keyframes drift{0%{transform:translate3d(-3%,-2%,0) scale(1)}to{transform:translate3d(4%,3%,0) scale(1.08)}}.glass,.sidebar,.card,.status,.progress-panel,.step-card,.feature-card,.modal,.app-bar,.reco{background:var(--glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--glass-border);box-shadow:var(--shadow-sm),inset 0 1px 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solid var(--glass-border);border-radius:999px;padding:7px 14px;box-shadow:var(--shadow-sm)}h1{font-size:18px;margin:0 0 4px;letter-spacing:.2px}.subtitle{color:var(--muted);font-size:12px;margin:0 0 20px}.section{margin-bottom:22px}.section h2{font-size:11px;text-transform:uppercase;letter-spacing:1.4px;color:var(--muted);margin:0 0 12px;font-weight:650}.section-head{display:flex;align-items:center;justify-content:space-between}.section-hint{margin:0 0 12px;font-size:12.5px;line-height:1.55;color:var(--muted)}.card{border-radius:var(--radius);padding:16px}.drop{display:block;border:1.5px dashed rgba(255,255,255,.22);border-radius:var(--radius);padding:30px 16px;text-align:center;color:var(--muted);cursor:pointer;background:#ffffff08;transition:border-color .2s,color .2s,background .2s,box-shadow .2s}.drop:hover{border-color:#0a84ffb3;color:var(--text);background:#0a84ff14;box-shadow:0 0 0 4px #0a84ff1f}.drop 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.f4{transform:rotateX(90deg) translateZ(78px)}.wire-cube .f5{transform:rotateX(-90deg) translateZ(78px)}@keyframes cube-spin{0%{transform:rotateX(-22deg) rotateY(-32deg)}to{transform:rotateX(-22deg) rotateY(328deg)}}.band{margin:34px 0}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step-card{border-radius:var(--radius);padding:20px;transition:transform .2s ease,box-shadow .2s ease}.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow),inset 0 1px #fff3}.step-n{font-weight:800;font-size:13px;letter-spacing:1px;background:linear-gradient(120deg,var(--accent-2),var(--accent-3));-webkit-background-clip:text;background-clip:text;color:transparent}.step-card h3{margin:12px 0 7px;font-size:15px;font-weight:650}.step-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:34px 0}.feature-card{border-radius:var(--radius);padding:24px;transition:transform .2s ease,box-shadow .2s ease}.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow),inset 0 1px #fff3}.feature-card h3{margin:0 0 9px;font-size:16px;font-weight:650}.feature-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}.cta{text-align:center;padding:60px 20px;margin-top:22px;background:radial-gradient(120% 140% at 50% -20%,rgba(10,132,255,.22),transparent 60%),linear-gradient(135deg,#bf5af21f,#64d2ff1a);border:1px solid var(--glass-border);border-radius:var(--radius-lg);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm),inset 0 1px #ffffff2e}.cta h2{margin:0 0 22px;font-size:28px;letter-spacing:-.4px}.cta button{width:auto;padding:13px 28px;font-size:15px}.footer{display:flex;justify-content:space-between;align-items:center;padding-top:40px;margin-top:44px;border-top:1px solid rgba(255,255,255,.09);font-size:13px}.footer .muted{color:var(--muted)}@media (max-width: 900px){.viewer-split{flex-direction:column}.viewer-panel{border-left:none;border-top:1px solid rgba(255,255,255,.07)}.viewer-panel:first-child{border-top:none}}@media (max-width: 860px){.app,.hero{grid-template-columns:1fr}.hero-art{display:none}.hero-title{font-size:38px}.steps,.features{grid-template-columns:1fr}}