:root{--bg:#fff7ed;--surface:#fff;--border:#fde3c7;--text:#291708;--text-muted:#8a6a44;--accent:#f97316;--accent-contrast:#fff;--error-bg:#fdeceb;--error-border:#e5534b;--error-text:#8a1f16;--success:#16a34a;--danger:#dc2626;--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:#1a1108;--surface:#24170c;--border:#422a13;--text:#fbe9d4;--text-muted:#cba97e;--accent:#fb923c;--accent-contrast:#2b1400;--error-bg:#3a1c1c;--error-border:#e5534b;--error-text:#ffb4ac;--success:#4ade80;--danger:#f87171;--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:480px;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);text-align:center;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}.settings-grid{grid-template-columns:repeat(3,1fr);gap:.75rem;margin-bottom:1.25rem;display:grid}.field{text-align:left}.field label{color:var(--text-muted);margin-bottom:.4rem;font-size:.75rem;display:block}.field select{background:var(--bg);border:1px solid var(--border);width:100%;color:var(--text);font-family:var(--font-mono);border-radius:10px;padding:.55rem .5rem;font-size:.9rem}.error{min-height:1.2rem;color:var(--error-text);margin:0 0 .5rem;font-size:.82rem}.submit-btn{background:var(--accent);width:100%;color:var(--accent-contrast);font-family:var(--font-sans);cursor:pointer;border:none;border-radius:10px;padding:.8rem 1.1rem;font-size:1rem;font-weight:700;transition:filter .15s,transform .15s}.submit-btn:hover{filter:brightness(1.08)}.submit-btn:active{transform:translateY(1px)}.submit-btn:disabled{opacity:.6;cursor:not-allowed}.quiz-meta{font-family:var(--font-mono);color:var(--text-muted);justify-content:space-between;margin-bottom:1.5rem;font-size:.82rem;display:flex}.quiz-form{border-radius:16px;padding:1.5rem 1rem;transition:background .15s}.quiz-form--correct{background:color-mix(in srgb, var(--success) 15%, transparent)}.quiz-form--incorrect{background:color-mix(in srgb, var(--danger) 15%, transparent)}.question{font-family:var(--font-display);color:var(--text);margin:0 0 1.25rem;font-size:clamp(2rem,8vw,2.75rem);font-weight:600}.answer-input{text-align:center;background:var(--bg);border:2px solid var(--border);width:100%;color:var(--text);font-family:var(--font-mono);border-radius:12px;margin-bottom:1rem;padding:.6rem;font-size:1.5rem}.answer-input:focus-visible{border-color:var(--accent);outline:none}@media (width<=480px){.card{padding:2rem 1.4rem}.settings-grid{grid-template-columns:1fr}}