*{box-sizing:border-box}:root{--bg: #fbfbfd;--surface: #ffffff;--surface-alt: #f2f2f5;--text: #111114;--text-dim: #6b6b76;--accent: #42b883;--accent-soft: rgba(66, 184, 131, .14);--border: rgba(17, 17, 20, .08);--mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, monospace;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif;color-scheme:light}html[data-theme=dark]{--bg: #0a0a0d;--surface: #131318;--surface-alt: #1b1b22;--text: #f2f2f5;--text-dim: #9797a3;--accent: #42d392;--accent-soft: rgba(66, 211, 146, .16);--border: rgba(255, 255, 255, .08);color-scheme:dark}html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:var(--sans);transition:background .25s ease,color .25s ease}#app{min-height:100%}.page{max-width:960px;margin:0 auto;padding:2rem 1.5rem 4rem}.topbar{display:flex;align-items:center;justify-content:space-between;padding-bottom:3rem}.brand{font-family:var(--mono);font-weight:600;letter-spacing:-.02em}.theme-toggle{background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:.5rem 1rem;font-size:.85rem;color:var(--text);cursor:pointer;transition:background .2s ease,border-color .2s ease}.theme-toggle:hover{border-color:var(--accent)}.hero{padding:2rem 0 3.5rem;border-bottom:1px solid var(--border)}.eyebrow{font-family:var(--mono);font-size:.8rem;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin:0 0 1rem}.hero h1{font-size:clamp(2rem,4vw,3rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 1.25rem}.lede{max-width:640px;color:var(--text-dim);font-size:1.05rem;line-height:1.6}.demo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;padding:3rem 0}@media(max-width:720px){.demo-grid{grid-template-columns:1fr}}.card{background:var(--surface);border:1px solid var(--border);border-radius:1rem;padding:1.75rem}.card h2{font-size:1.1rem;margin:0 0 .75rem}.dim{color:var(--text-dim);font-size:.9rem;line-height:1.5}code{font-family:var(--mono);background:var(--accent-soft);color:var(--accent);padding:.1rem .4rem;border-radius:.35rem;font-size:.85rem}.primary{background:var(--accent);color:#06261b;border:none;border-radius:.6rem;padding:.65rem 1.1rem;font-size:.9rem;font-weight:600;cursor:pointer;transition:opacity .2s ease}.primary:hover{opacity:.88}.current-value{margin-top:1rem;font-size:.9rem}.profile-form{display:flex;flex-direction:column;gap:.6rem;margin:1.25rem 0}.profile-form input{background:var(--surface-alt);border:1px solid var(--border);border-radius:.6rem;padding:.6rem .8rem;color:var(--text);font-size:.9rem}.profile-form input:focus{outline:2px solid var(--accent);outline-offset:1px}.profile-live{margin-top:1rem}.countdown{font-family:var(--mono);font-size:.85rem;color:var(--accent);margin-top:.5rem}.raw-view{margin-top:1.5rem;border-top:1px dashed var(--border);padding-top:1.25rem}.code-block{background:var(--surface-alt);border:1px solid var(--border);border-radius:.6rem;padding:.85rem 1rem;font-family:var(--mono);font-size:.8rem;line-height:1.5;overflow-x:auto;white-space:pre-wrap;word-break:break-all}.code-block.cipher{color:var(--text-dim)}.snippets{padding:2.5rem 0;border-top:1px solid var(--border)}.snippets h2{font-size:1.1rem;margin:0 0 1.25rem}.snippets .code-block{margin-bottom:.85rem}.footer{text-align:center;color:var(--text-dim);font-size:.85rem;padding-top:2rem;border-top:1px solid var(--border)}