:root{--bg: #F5F2EB;--surface: #EDE9DF;--text: #2D2A26;--muted: #8B8579;--accent: #5B7A8A;--font-body: "Inter", system-ui, sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #1F1D1A;--surface: #2A2722;--text: #EDE9DF;--muted: #A39E96;--accent: #7B9CAE}}.intro-body{margin:0 0 1.5rem}.hint{margin-top:.5rem;font-size:.875rem;color:var(--muted)}.screen-0-footer{margin-top:3rem;display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;font-size:.875rem;color:var(--muted)}.screen-0-footer a{color:var(--muted);text-decoration:none}.screen-0-footer a:hover,.screen-0-footer a:focus-visible{color:var(--accent)}.lang-toggle{display:inline-flex;align-items:center;gap:.4rem}.lang-toggle button{background:none;border:none;padding:0;cursor:pointer;color:var(--muted);font:inherit;font-size:inherit}.lang-toggle button.is-active{color:var(--text);font-weight:600}html{background:var(--bg)}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body)}#root{min-height:100vh;display:flex;flex-direction:column;align-items:center}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}button[data-primary],.screen-3-buttons button{font:inherit;font-size:1rem;padding:.75rem 1.5rem;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:var(--bg);cursor:pointer;min-height:44px}button[data-primary]:hover,.screen-3-buttons button:hover{filter:brightness(1.05)}@media(pointer:coarse)and (hover:none){button{min-height:44px;min-width:44px}}main.screen{position:relative;width:100%;max-width:32rem;padding:1rem;margin:auto 0;box-sizing:border-box;text-align:center;opacity:1;transition:opacity var(--fade-half-ms, .25s) ease}.prompt{font-size:1.25rem;margin:0 0 1rem}.phrase{font-size:1.5rem;margin:0 0 1.5rem}.screen-3-buttons{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:center;margin-top:1.5rem}.button-with-hint{display:flex;flex-direction:column;align-items:center}.instruction{font-size:.875rem;color:var(--muted);margin:0 0 1.5rem}.close-icon{position:absolute;top:.25rem;right:.25rem;background:none;border:none;padding:0;font-size:1.5rem;line-height:1;color:var(--muted);cursor:pointer;min-width:44px;min-height:44px}.close-icon:hover,.close-icon:focus-visible{color:var(--text)}main.screen.is-hidden{opacity:0}.ad-slot{width:100%;min-height:100px;flex:0 0 auto;display:flex;align-items:stretch}.ad-slot__placeholder{flex:1;margin:.5rem 1rem;border:1px dashed var(--muted);border-radius:4px;opacity:.25}@media(prefers-reduced-motion:reduce){main.screen{transition:none;opacity:1}}