:root{--primary: #76b82a;--primary-dark: #5e9421;--red: #e25555;--ink: #243018;--muted: #6b7563;--bg: #f7f9f4;--card: #ffffff;--chip: #f1f3ee;--shadow: 0 1px 2px rgba(60, 64, 67, .3), 0 2px 6px 2px rgba(60, 64, 67, .15);--radius: 14px}[data-theme=dark]{--ink: #e8ede3;--muted: #9aa694;--bg: #14180f;--card: #1f2618;--chip: #2b3520;--shadow: 0 1px 2px rgba(0, 0, 0, .5), 0 2px 6px 2px rgba(0, 0, 0, .3)}html{background:var(--bg)}:root{color-scheme:light}[data-theme=dark]{color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh}#root{display:flex;flex-direction:column}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--ink)}.pointer{cursor:pointer}.underline{text-decoration:underline}.muted{color:var(--muted)}a{color:inherit;text-decoration:none}.nav{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;background:var(--card);box-shadow:0 1px 3px #3c404326;position:sticky;top:0;z-index:50}.brand{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:700}.nav nav{display:flex;gap:6px}.nav nav a{padding:8px 16px;border-radius:999px;font-weight:600;color:var(--muted)}.nav nav a:hover{background:var(--chip)}.nav nav a.active{background:var(--primary);color:#fff}.hero{text-align:center;padding:48px 20px 36px;max-width:640px;margin:0 auto;overflow:hidden;max-height:700px;transition:max-height .45s ease,opacity .3s ease,padding .45s ease}.hero.closing{max-height:0;opacity:0;padding-top:0;padding-bottom:0}.hero h1{font-size:clamp(1.8rem,5vw,2.6rem);margin:0 0 10px}.tagline{font-size:1.1rem;color:var(--muted);margin:0 0 18px}.value-props{list-style:none;padding:0;margin:0 0 26px;display:flex;flex-direction:column;gap:8px;font-size:1.05rem}.btn{display:inline-block;border:none;border-radius:999px;padding:10px 22px;font-size:1rem;font-weight:600;background:var(--chip);color:var(--ink);cursor:pointer}.btn:hover{filter:brightness(.96)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);filter:none}.btn-big{font-size:1.2rem;padding:14px 34px}.chip{background:var(--chip);border-radius:999px;padding:10px 18px;font-size:.95rem;white-space:nowrap}.chip-red{background:#f2a1a1;color:#243018;font-weight:600}.icon-btn{border:none;background:none;font-size:1.4rem;cursor:pointer;line-height:1}.app{flex:1;width:100%;max-width:760px;margin:0 auto;padding:24px 16px 60px;display:flex;flex-direction:column;gap:16px}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.practice-card{position:relative;text-align:center;padding:16px 16px 28px}.card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:22px}.settings-btn{flex-shrink:0}.pause-chip{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:5}.question{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.35em;font-size:clamp(2.4rem,9vw,4.6rem);font-weight:700;font-variant-numeric:tabular-nums}.question .op{color:var(--muted);font-weight:600}.question .prompt{white-space:nowrap}.chip-row{display:flex;gap:6px;flex-wrap:wrap}.mode-chip{border:none;font-weight:600;cursor:pointer;font-family:inherit;color:var(--ink)}.mode-chip:hover{filter:brightness(.96)}.mode-chip:disabled{cursor:default;opacity:.8}.game-status{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;min-height:0;margin:0 0 14px}.game-status:empty{margin:0}.timer-chip{font-weight:700;font-variant-numeric:tabular-nums}.timer-chip.urgent{background:#f2a1a1;color:#243018}.mode-picker h2{text-align:center}.mode-category{font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:16px 0 8px}.mode-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}.mode-card{display:flex;flex-direction:column;align-items:flex-start;gap:2px;border:2px solid var(--chip);border-radius:12px;background:var(--card);color:var(--ink);padding:10px 12px;cursor:pointer;font-family:inherit;text-align:left}.mode-card:hover{border-color:var(--primary)}.mode-card.active{border-color:var(--primary);background:var(--chip)}.mode-icon{font-size:1.2rem;font-weight:700}.mode-label{font-weight:700;font-size:.95rem}.mode-hint{font-size:.78rem;color:var(--muted)}.choice-row{display:flex;justify-content:center;gap:14px;margin-top:18px;flex-wrap:wrap}.btn-choice{font-size:1.5rem;padding:16px 36px;font-variant-numeric:tabular-nums}.btn-choice:disabled{opacity:.6;cursor:default}.question input{width:4.2ch;background:var(--card);font-size:inherit;font-weight:inherit;font-family:inherit;text-align:center;border:3px solid var(--chip);border-radius:12px;color:var(--ink);padding:0 .1em}.question input:focus{outline:none;border-color:var(--primary)}input::-webkit-outer-spin-button,input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield;-webkit-appearance:textfield;appearance:textfield}.feedback{min-height:2.2em;font-size:1.4rem;font-weight:600;margin-top:14px}.ok{color:#2e8b22}.bad{color:var(--red)}.stats{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:10px}.panel h2{margin:0 0 14px;font-size:1.2rem}.panel label{display:block;margin:10px 0}.num-small{width:80px;padding:6px;border:1px solid var(--chip);border-radius:8px;background:var(--card);color:var(--ink)}.panel-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;justify-content:center}.report{max-height:420px;overflow-y:auto;font-variant-numeric:tabular-nums;line-height:1.9}.report .close-btn{float:right;border:none;background:var(--chip);border-radius:8px;padding:2px 8px;cursor:pointer}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#24301873;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.results{text-align:center;max-width:460px;width:100%}.results h2{margin:0 0 12px}.res-score{font-size:3rem;font-weight:800;font-variant-numeric:tabular-nums}.res-line{color:var(--muted);margin:6px 0 12px}.badge{display:inline-block;background:var(--chip);border-radius:999px;padding:8px 18px;font-weight:700;margin-bottom:8px}.res-best{font-weight:600;margin-bottom:6px}.page{flex:1;width:100%;max-width:680px;margin:0 auto;padding:40px 16px 60px;line-height:1.7}.page h1{font-size:1.9rem;margin-top:0}.page h2{font-size:1.25rem;margin-top:28px}.page ul{line-height:1.9}.soon{display:inline-block;background:#ffe9a8;color:#243018;border-radius:999px;padding:4px 14px;font-size:.9rem;font-weight:700;vertical-align:middle;margin-left:8px}.about-story{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap}.about-photo{width:150px;height:auto;border-radius:var(--radius);box-shadow:var(--shadow)}.about-story p{flex:1;min-width:240px;margin-top:0}.contact-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:22px 0}.contact-card{text-align:center}.contact-card h2{margin-top:0;font-size:1.1rem}.footer{text-align:center;color:var(--muted);font-size:.9rem;padding:18px 10px 26px;line-height:1.8}.footer-links{display:flex;justify-content:center;gap:18px;font-weight:600;margin-bottom:4px}.footer a:hover{text-decoration:underline}@media(max-width:480px){.nav{padding:8px 10px}.nav nav a{padding:7px 10px}.brand span{display:none}.card{padding:18px}.practice-card{padding:12px 12px 20px}}