:root{--bg:#fbf5e6;--surface:#fff;--border:#e9d9ab;--text:#2c2308;--text-muted:#74642f;--accent:#a16207;--accent-contrast:#fff;--error-bg:#fdece8;--error-border:#e5534b;--error-text:#8a2416;--font-display:"Fraunces", Georgia, serif;--font-mono:"JetBrains Mono", ui-monospace, Consolas, monospace;--font-sans:"Inter", system-ui, "Segoe UI", sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--bg:#14100a;--surface:#201a0e;--border:#423316;--text:#f8ecc9;--text-muted:#c3ac7c;--accent:#facc15;--accent-contrast:#241a05;--error-bg:#3a1f1a;--error-border:#e5534b;--error-text:#ffb4ac;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);margin:0}#root{min-height:100svh}.page{justify-content:center;min-height:100%;padding:3rem 1.25rem;display:flex}.shell{flex-direction:column;gap:.75rem;width:100%;max-width:640px;display:flex}.site-header{align-items:center;gap:10px;padding:0 .25rem;display:flex}.site-header__brand{font-family:var(--font-mono);letter-spacing:.04em;color:var(--accent);white-space:nowrap;font-size:.8rem;font-weight:700;text-decoration:none}.site-header__brand:hover{text-decoration:underline}.site-header__divider{color:var(--text-muted);font-weight:400}.site-header__title{font-family:var(--font-mono);color:var(--text-muted);white-space:nowrap;font-size:.8rem;font-weight:500}.toolbar-spacer{flex:1}.toggle-btn{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:8px;padding:.35rem .55rem;line-height:1}.toggle-btn:hover{border-color:var(--accent)}.card{background:var(--surface);border:1px solid var(--border);border-radius:20px;width:100%;padding:2.5rem 2.25rem;box-shadow:0 30px 60px -35px #00000059}.eyebrow{font-family:var(--font-mono);letter-spacing:.28em;text-transform:uppercase;color:var(--accent);margin:0 0 .75rem;font-size:.75rem}h1{font-family:var(--font-display);color:var(--text);margin:0 0 .75rem;font-size:clamp(1.4rem,4vw,1.9rem);font-weight:600;line-height:1.25}.subhead{color:var(--text-muted);margin:0 0 1.5rem;font-size:.9rem;line-height:1.5}.controls{flex-direction:column;gap:.75rem;display:flex}.controls-row{gap:.6rem;display:flex}.field{flex-direction:column;flex:1;gap:.3rem;min-width:0;display:flex}.field--narrow{flex:.6}.field__label{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);font-size:.72rem}.field select,.field input{background:var(--bg);border:1px solid var(--border);color:var(--text);font-family:var(--font-sans);border-radius:8px;width:100%;padding:.55rem .6rem;font-size:.9rem}.error{text-align:left;min-height:1.2rem;color:var(--error-text);margin:.75rem 0 0;font-size:.82rem}.numbers{border-top:1px solid var(--border);flex-direction:column;gap:.75rem;margin-top:1.25rem;padding-top:1.5rem;display:flex}.number-card{background:var(--bg);border:1px solid var(--border);border-radius:14px;align-items:center;gap:1rem;padding:1.1rem 1.25rem;display:flex}.number-card__label{width:6rem;font-family:var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);flex-shrink:0;margin:0;font-size:.72rem}.number-card__value{width:2.75rem;font-family:var(--font-display);color:var(--accent);text-align:center;flex-shrink:0;margin:0;font-size:1.9rem;font-weight:700}.number-card__meaning{color:var(--text);margin:0;font-size:.85rem;line-height:1.4}@media (width<=480px){.card{padding:2rem 1.4rem}.controls-row{flex-direction:column}.number-card{flex-wrap:wrap}.number-card__label{width:auto}}