@import "https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Syne:wght@700;800&display=swap";:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}:root{--bg:#0d0d0d;--surface:#161616;--surface2:#1f1f1f;--border:#2a2a2a;--accent:#00ff87;--accent2:#00cc6a;--operator:#7c3aed;--operator-hover:#6d28d9;--equals:#00ff87;--text:#f0f0f0;--text-muted:#555}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);min-height:100vh;font-family:Space Mono,monospace}.app{justify-content:center;align-items:center;min-height:100vh;padding:40px 20px;display:flex;position:relative;overflow:hidden}.bg-glow{pointer-events:none;background:radial-gradient(circle,#00ff870f 0%,#0000 70%);width:500px;height:500px;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}.wrapper{z-index:1;width:100%;max-width:360px;position:relative}.project-label{letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted);justify-content:center;align-items:center;gap:8px;margin-bottom:12px;font-size:11px;display:flex}.dot{background:var(--accent);border-radius:50%;width:6px;height:6px;animation:2s infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.num{color:var(--accent)}.app-title{color:var(--text);margin-bottom:6px;font-family:Syne,sans-serif;font-size:48px;font-weight:800;line-height:1}.accent{color:var(--accent)}.app-sub{color:var(--text-muted);letter-spacing:.05em;margin-bottom:28px;font-size:12px}.calculator{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:20px;box-shadow:0 24px 48px #0006,0 0 0 1px #ffffff08}.display{background:var(--bg);border:1px solid var(--border);border-radius:12px;flex-direction:column;justify-content:flex-end;align-items:flex-end;gap:4px;min-height:100px;margin-bottom:16px;padding:20px 24px 16px;display:flex}.expression{color:var(--text-muted);letter-spacing:.05em;min-height:18px;font-size:12px}.current{color:var(--text);word-break:break-all;text-align:right;font-family:Space Mono,monospace;font-size:58px;font-weight:700;line-height:1;transition:font-size .1s}.keypad{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.key{cursor:pointer;height:60px;color:var(--text);border:none;border-radius:12px;justify-content:center;align-items:center;font-family:Space Mono,monospace;font-size:16px;font-weight:700;transition:transform 80ms,filter 80ms;display:flex}.key:active{transform:scale(.92)}.key:hover{filter:brightness(1.2)}.key-number{background:var(--surface2)}.key-function{color:#aaa;background:#222;font-size:13px}.key-operator{background:var(--operator);font-size:20px}.key-operator.key-active{background:var(--text);color:var(--operator)}.key-equals{background:var(--equals);color:#0d0d0d;font-size:20px}.hint{color:var(--text-muted);letter-spacing:.05em;text-align:center;margin-top:16px;font-size:11px}kbd{background:var(--surface2);border-radius:4px;padding:1px 5px;font-family:Space Mono,monospace;font-size:10px}