:root{color-scheme:light dark;--bg: light-dark(#f2f6fb, #080b11);--bg-glow: light-dark(#dfeaf7, #0f1726);--panel-top: light-dark(#ffffff, #121925);--panel-bottom: light-dark(#f1f5fa, #0d131d);--border: light-dark(#dbe3ee, #1e2a3a);--border-strong: light-dark(#c2d0e0, #2a3a4f);--text: light-dark(#101a26, #e6edf3);--muted: light-dark(#5a6b81, #8b9bb4);--accent: light-dark(#0e7490, #22d3ee);--danger: light-dark(#b91c1c, #f87171);--accent-dim: light-dark(#22d3ee, #0e7490);--screen: light-dark(#f8fbfe, #060a10);--control: light-dark(#e7eef6, #182230);--control-hover: light-dark(#dce6f1, #1c2838);--screen-wash: light-dark(rgba(14, 116, 144, .07), rgba(34, 211, 238, .05));--screen-grid: light-dark(rgba(14, 116, 144, .1), rgba(34, 211, 238, .04));--shadow-inset: light-dark(rgba(255, 255, 255, .9), rgba(255, 255, 255, .03));--shadow-drop: light-dark(rgba(15, 23, 42, .22), rgba(0, 0, 0, .9));--radius: 14px;--radius-sm: 9px;--shadow: inset 0 1px 0 var(--shadow-inset), 0 10px 30px -18px var(--shadow-drop);--maxw: 1080px;--gap: clamp(14px, 2.2vw, 22px);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}*{box-sizing:border-box}html,body{margin:0}body{min-height:100vh;background:radial-gradient(1200px 600px at 50% -12%,var(--bg-glow),transparent 70%),var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.app{max-width:var(--maxw);margin:0 auto;padding:clamp(20px,4vw,40px) clamp(14px,3vw,24px) 64px;display:flex;flex-direction:column;gap:var(--gap)}.app-header{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;padding-bottom:4px}.app-header h1{margin:0;font-size:clamp(24px,4.5vw,34px);letter-spacing:.5px;background:linear-gradient(90deg,var(--text),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.app-header .tagline{color:var(--muted);font-size:clamp(12.5px,1.6vw,14px)}.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px}.slow-toggle{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;color:var(--muted);cursor:pointer;-webkit-user-select:none;user-select:none}.slow-toggle input{-moz-appearance:none;appearance:none;-webkit-appearance:none;margin:0;width:36px;height:20px;border-radius:999px;background:var(--control);border:1px solid var(--border-strong);position:relative;cursor:pointer;transition:background .15s ease,border-color .15s ease}.slow-toggle input:after{content:"";position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:var(--muted);transition:transform .15s ease,background .15s ease}.slow-toggle input:checked{background:var(--accent-dim);border-color:var(--accent)}.slow-toggle input:checked:after{transform:translate(16px);background:var(--accent)}.slow-toggle input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.demo-badge{align-self:center;font-size:11px;font-weight:700;letter-spacing:1.5px;color:var(--bg);background:var(--accent);padding:4px 10px;border-radius:999px;box-shadow:0 0 0 1px var(--accent-dim),0 0 18px -4px var(--accent)}.theme-toggle{align-self:center;display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;border-radius:999px;color:var(--muted)}.theme-toggle:hover{color:var(--accent)}.theme-toggle svg{width:17px;height:17px}.panel{background:linear-gradient(180deg,var(--panel-top),var(--panel-bottom));border:1px solid var(--border);border-radius:var(--radius);padding:clamp(14px,2.4vw,20px);box-shadow:var(--shadow)}.panel>h2{margin:0 0 4px;font-size:12.5px;font-weight:600;text-transform:uppercase;letter-spacing:1.4px;color:var(--accent)}.panel>.hint{margin:0 0 14px;max-width:70ch;font-size:12.5px;line-height:1.5;color:var(--muted)}button{font:inherit;color:var(--text);background:var(--control);border:1px solid var(--border-strong);padding:9px 15px;border-radius:var(--radius-sm);cursor:pointer;transition:border-color .15s ease,background .15s ease,transform .05s ease}button:hover{border-color:var(--accent-dim);background:var(--control-hover)}button:active{transform:translateY(1px)}button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.source .controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.source .controls>div{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.source .divider{width:1px;align-self:stretch;min-height:24px;background:var(--border-strong)}[role=status]{color:var(--muted);font-size:13px}.signal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:var(--gap)}.signal-grid .span-full{grid-column:1 / -1}.panel canvas{display:block;width:100%;border:1px solid var(--border);border-radius:var(--radius-sm);background:linear-gradient(180deg,var(--screen-wash),transparent 40%),repeating-linear-gradient(90deg,transparent 0 39px,var(--screen-grid) 39px 40px),var(--screen)}.panel canvas.chart{cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none}.panel canvas.chart:active{cursor:grabbing}.decoded-line{position:relative}.decoded pre{margin:0 0 10px;padding:16px 52px 16px 18px;border:1px solid var(--border);border-radius:var(--radius-sm);background:linear-gradient(180deg,var(--screen-wash),transparent 60%),var(--screen);font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:clamp(16px,2.6vw,20px);line-height:1.5;letter-spacing:3px;color:var(--accent);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}.decoded .text{min-height:4em;max-height:9.5em;white-space:pre-wrap;word-break:break-word}.decoded .symbols{min-height:2em;max-height:6em;white-space:pre-wrap;word-break:break-word;font-size:clamp(14px,2.2vw,17px);color:var(--text)}.decoded .morse{min-height:2em;max-height:6em;white-space:pre-wrap;word-break:break-all;font-size:clamp(13px,2vw,16px);color:var(--muted)}.decoded .placeholder{opacity:.4}@keyframes character-in{0%{opacity:0}to{opacity:1}}.decoded .fresh{animation:character-in .26s ease-out both}@keyframes caret-blink{0%,45%{opacity:.85}55%,to{opacity:0}}.decoded .caret{display:inline-block;width:.45em;height:1em;margin-left:2px;vertical-align:text-bottom;border-radius:1px;background:currentColor;animation:caret-blink 1.1s steps(1,end) infinite}@media(prefers-reduced-motion:reduce){.decoded .fresh,.decoded .caret{animation:none}}.decoded-body>button{margin-top:2px}.copy-button{position:absolute;top:9px;right:9px;display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border-radius:var(--radius-sm);color:var(--muted);background:transparent;border-color:transparent}.copy-button:hover:not(:disabled){color:var(--accent);background:var(--control-hover);border-color:var(--border-strong)}.copy-button:disabled{opacity:.35;cursor:default}.copy-button:active:not(:disabled){transform:translateY(1px)}.copy-button.copied{color:var(--accent)}.copy-button.failed{color:var(--danger)}.copy-button svg{width:16px;height:16px}@media(max-width:520px){.source .divider{display:none}}