:root{--bg:#f4f3ef;--surface:#fff;--text:#1a1a1a;--text-muted:#3d3d3d;--primary:#1f5f6e;--primary-hover:#174a56;--on-primary:#fff;--border:#7d776c;--success:#1e6b34;--success-bg:#e3f2e6;--danger:#9b1c1c;--focus:#c25e00;--card-back:#dde8ea;--radius:12px;--gap:1.25rem;color:var(--text);background:var(--bg);font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica Neue,Arial,sans-serif;font-size:20px;line-height:1.5}@media (prefers-contrast:more){:root{--bg:#fff;--text-muted:#000;--card-back:#c7d7ea}}*,:before,:after{box-sizing:border-box}body{background:var(--bg);margin:0;font-size:1.3rem}h1,p{margin:0}button,input{font:inherit;color:inherit}:focus-visible{outline:5px solid var(--focus);outline-offset:4px}.screen{flex-direction:column;max-width:1200px;min-height:100dvh;margin:0 auto;padding:1.25rem 16px 2rem;display:flex}.screen-header{flex-wrap:wrap;align-items:center;gap:1rem 1.5rem;margin-bottom:1.5rem;display:flex}.screen-title{font-size:2.1rem;font-weight:700;line-height:1.2}.screen-title:focus{outline:none}.screen-main{flex:1}.stack{gap:var(--gap);flex-direction:column;display:flex}.center{text-align:center;align-items:center}.lead{max-width:38em;font-size:1.5rem}.progress-text{color:var(--text-muted);font-size:1.2rem}.button-row{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.btn{border-radius:var(--radius);border:2px solid var(--border);cursor:pointer;min-height:72px;padding:.6rem 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#c9c2ad}.custom-field-label{flex:240px;font-size:1.4rem;font-weight:700}.stepper{align-items:center;gap:.8rem;display:flex}.stepper-button{width:76px;height:76px;color:var(--on-primary);background:var(--primary);border:3px solid var(--primary);cursor:pointer;border-radius:12px;font-size:2.6rem;font-weight:700;line-height:1}.stepper-button:hover{background:var(--primary-hover)}.stepper-button:disabled{color:#6b6b6b;cursor:not-allowed;background:#d9d9d9;border-color:#b5b5b5}.stepper-value{text-align:center;min-width:8.5em;font-size:1.5rem;font-weight:700}.choice-row{flex-wrap:wrap;gap:.8rem;display:flex}.choice-button{font-size:1.2rem}.custom-summary{text-align:left;border:3px solid var(--primary);background:#e3eef0;border-radius:16px;width:100%;max-width:860px;padding:1rem 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(width<=600px){.connect-card .item-picture{width:56px;height:56px}.connect-word{font-size:1.15rem}}.path-board{grid-template-columns:repeat(var(--cols), 1fr);width:100%;max-width:min(820px, calc((100dvh - 300px) * var(--cols) / 4));-webkit-user-select:none;user-select:none;gap:1rem;min-width:min(100%,420px);display:grid;position:relative}.path-board.is-tracing{touch-action:none;cursor:crosshair}.path-tile{z-index:1;aspect-ratio:1;background:var(--surface);border:2px solid var(--border);cursor:inherit;border-radius:12px;flex-direction:column;align-items:center;padding:6%;display:flex;position:relative;container-type:inline-size}.path-tile .item-picture{width:72%;height:auto}.path-word{font-size:min(1.2rem,13cqi);font-weight:700}.path-tile.is-on-path{border-color:var(--success);background:var(--success-bg);border-width:3px}.path-tile.is-wrong{border-color:var(--danger);background:#fbeaea;border-style:dashed}.path-tile.is-hint,.path-tile.is-start{border-color:var(--primary);border-style:dashed;border-width:3px}.path-step{color:#fff;background:var(--success);z-index:3;border:3px solid #fff;border-radius:50%;place-items:center;width:40px;height:40px;font-size:1.3rem;font-weight:700;display:grid;position:absolute;top:-14px;left:-14px}.path-start{color:#fff;background:var(--primary);z-index:3;border-radius:8px;padding:0 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span{background:var(--surface);box-shadow:var(--shadow);border-radius:999px;padding:.35rem .8rem}.stat-hit{color:var(--success)}.stat-miss{color:#7a5a00}.stat-wrong{color:var(--danger)}.rule-card{background:var(--surface);border:1px solid #ddd8cd;border-left:6px solid var(--primary);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;align-items:center;gap:.3rem;padding:.8rem 1.4rem;display:flex}.rule-card.is-big{text-align:center;gap:.6rem;padding:1.6rem 2.4rem}.rule-note{color:#7a4700;background:#fff1d6;border-radius:999px;margin:0;padding:.25rem .9rem;font-weight:700}.rule-lead{color:var(--text-muted);margin:0;font-size:1.05rem}.rule-text{color:var(--primary);margin:0;font-size:1.5rem;font-weight:800}.rule-card.is-big .rule-text{font-size:2.2rem}.rule-examples{align-items:center;gap:.5rem;display:flex}.rule-example{width:56px;height:56px;position:relative}.rule-card.is-big .rule-example{width:90px;height:90px}.rule-example 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