:root{--bg-base: #04070F;--bg-surface: #080C18;--bg-card: #0A0F1E;--bg-card-hover: #0D1426;--bg-elevated: #101828;--bg-input: #0D1220;--border-subtle: rgba(255, 255, 255, .07);--border-soft: rgba(255, 255, 255, .12);--border-mid: rgba(255, 255, 255, .18);--accent: #0099FF;--accent-mid: #00C8FF;--accent-bright: #40D8FF;--accent-glow: rgba(0, 153, 255, .15);--accent-glow-lg: rgba(0, 153, 255, .08);--green: #22D974;--green-dim: rgba(34, 217, 116, .15);--amber: #F5A623;--amber-dim: rgba(245, 166, 35, .15);--red: #FF4D6A;--red-dim: rgba(255, 77, 106, .15);--purple: #9B6DFF;--purple-dim: rgba(155, 109, 255, .15);--text-primary: rgba(255, 255, 255, .95);--text-secondary: rgba(255, 255, 255, .6);--text-muted: rgba(255, 255, 255, .35);--text-disabled: rgba(255, 255, 255, .2);--font-sans: "DM Sans", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--shadow-card: 0 4px 24px rgba(0, 0, 0, .5);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .6);--shadow-glow: 0 0 20px rgba(0, 153, 255, .2);--ease: .2s ease;--ease-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);font-size:var(--text-base);background:var(--bg-base);color:var(--text-primary);min-height:100dvh;line-height:1.6;overflow-x:hidden}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}input,textarea,select,button{font-family:var(--font-sans)}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;background:radial-gradient(ellipse 80% 50% at 50% 0%,rgba(0,100,200,.06) 0%,transparent 60%),radial-gradient(circle at 20% 30%,rgba(0,153,255,.04) 0%,transparent 40%),radial-gradient(circle at 80% 70%,rgba(155,109,255,.03) 0%,transparent 35%)}#root{position:relative;z-index:1;min-height:100dvh}.shimmer-card{position:relative;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:hidden;transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);box-shadow:var(--shadow-card)}.shimmer-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:1;background:linear-gradient(90deg,transparent,rgba(255,255,255,.15) 40%,rgba(255,255,255,.28) 50%,rgba(255,255,255,.15) 60%,transparent) center top / 70% 1px no-repeat,linear-gradient(90deg,transparent,rgba(0,153,255,.3) 25%,rgba(0,180,255,.5) 40%,rgba(0,200,255,.7) 50%,rgba(0,180,255,.5) 60%,rgba(0,153,255,.3) 75%,transparent) center bottom / 90% 1px no-repeat;transition:background var(--ease-slow)}.shimmer-card:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:1;background:linear-gradient(180deg,transparent 15%,rgba(255,255,255,.15) 40%,rgba(255,255,255,.28) 50%,rgba(255,255,255,.15) 60%,transparent 85%) left center / 1px 70% no-repeat,linear-gradient(180deg,transparent 15%,rgba(255,255,255,.15) 40%,rgba(255,255,255,.28) 50%,rgba(255,255,255,.15) 60%,transparent 85%) right center / 1px 70% no-repeat;transition:background var(--ease-slow)}.shimmer-card:hover{transform:translateY(-2px);border-color:#0099ff59;box-shadow:var(--shadow-card),0 0 20px #0099ff1f}.shimmer-card:hover:before{background:linear-gradient(90deg,transparent,rgba(0,153,255,.25) 40%,rgba(0,153,255,.45) 50%,rgba(0,153,255,.25) 60%,transparent) center top / 90% 1px no-repeat,linear-gradient(90deg,transparent 2%,rgba(0,153,255,.45) 20%,rgba(0,200,255,.75) 40%,rgba(100,220,255,.95) 50%,rgba(0,200,255,.75) 60%,rgba(0,153,255,.45) 80%,transparent 98%) center bottom / 100% 1px no-repeat}.shimmer-card:hover:after{background:linear-gradient(180deg,transparent 10%,rgba(0,153,255,.2) 30%,rgba(0,180,255,.4) 50%,rgba(0,153,255,.2) 70%,transparent 90%) left center / 1px 80% no-repeat,linear-gradient(180deg,transparent 10%,rgba(0,153,255,.2) 30%,rgba(0,180,255,.4) 50%,rgba(0,153,255,.2) 70%,transparent 90%) right center / 1px 80% no-repeat}.shimmer-card.flat:hover{transform:none}.page-container{max-width:900px;margin:0 auto;padding:var(--space-6) var(--space-4)}.page-container.wide{max-width:1100px}.stack{display:flex;flex-direction:column}.stack-2{gap:var(--space-2)}.stack-3{gap:var(--space-3)}.stack-4{gap:var(--space-4)}.stack-6{gap:var(--space-6)}.stack-8{gap:var(--space-8)}.row{display:flex;align-items:center}.row-2{gap:var(--space-2)}.row-3{gap:var(--space-3)}.row-4{gap:var(--space-4)}.row-6{gap:var(--space-6)}.spacer{flex:1}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}@media (max-width: 640px){.grid-2{grid-template-columns:1fr}}.text-xs{font-size:var(--text-xs)}.text-sm{font-size:var(--text-sm)}.text-base{font-size:var(--text-base)}.text-lg{font-size:var(--text-lg)}.text-xl{font-size:var(--text-xl)}.text-2xl{font-size:var(--text-2xl)}.text-3xl{font-size:var(--text-3xl)}.text-primary{color:var(--text-primary)}.text-secondary{color:var(--text-secondary)}.text-muted{color:var(--text-muted)}.text-accent{color:var(--accent)}.text-green{color:var(--green)}.text-amber{color:var(--amber)}.text-red{color:var(--red)}.font-mono{font-family:var(--font-mono)}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-center{text-align:center}.input{width:100%;background:var(--bg-input);border:1px solid var(--border-soft);border-radius:var(--radius-md);color:var(--text-primary);font-size:var(--text-base);padding:.6rem var(--space-4);transition:border-color var(--ease),box-shadow var(--ease);outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.input:focus{border-color:#0099ff80;box-shadow:0 0 0 3px #0099ff1a}.input::placeholder{color:var(--text-muted)}.input:disabled{opacity:.4;cursor:not-allowed}textarea.input{resize:vertical;min-height:100px;line-height:1.6;padding-top:var(--space-3);padding-bottom:var(--space-3)}.label{display:block;font-size:var(--text-sm);font-weight:500;color:var(--text-secondary);margin-bottom:var(--space-2)}.label-hint{font-size:var(--text-xs);color:var(--text-muted);margin-top:var(--space-1)}.field{display:flex;flex-direction:column;gap:var(--space-1)}.slider-row{display:flex;align-items:center;gap:var(--space-3)}.slider-label-left,.slider-label-right{font-size:var(--text-xs);color:var(--text-muted);white-space:nowrap;min-width:60px}.slider-label-right{text-align:right}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:1;height:4px;background:var(--border-soft);border-radius:var(--radius-full);outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--accent);cursor:pointer;border:2px solid var(--bg-base);box-shadow:0 0 8px #09f6;transition:transform var(--ease),box-shadow var(--ease)}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2);box-shadow:0 0 12px #09f9}.seg-group{display:flex;background:var(--bg-input);border:1px solid var(--border-soft);border-radius:var(--radius-md);overflow:hidden}.seg-btn{flex:1;padding:.5rem var(--space-3);background:none;border:none;color:var(--text-muted);font-size:var(--text-sm);cursor:pointer;transition:background var(--ease),color var(--ease);text-align:center}.seg-btn.active{background:var(--accent);color:#fff;font-weight:500}.seg-btn:hover:not(.active){background:var(--border-subtle);color:var(--text-secondary)}.divider{height:1px;background:var(--border-subtle);margin:var(--space-6) 0}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-soft);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-mid)}