:root{--bg: #121213;--bg-card: #1a1a1b;--border: #3a3a3c;--text: #e8e8e8;--text-dim: #818384;--correct: #538d4e;--wrong: #b91c1c;--partial: #b59f3b;--white: #ffffff}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:Segoe UI,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}#app{max-width:520px;margin:0 auto;padding:1rem;min-height:100vh;display:flex;flex-direction:column;align-items:center}.header{text-align:center;padding:1rem 0 1.5rem;border-bottom:1px solid var(--border);width:100%}.header h1{margin:0;font-size:2rem;font-weight:700;letter-spacing:.05em;color:var(--white)}.subtitle{margin:.25rem 0 0;font-size:.9rem;color:var(--text-dim)}.game{flex:1;width:100%;display:flex;flex-direction:column;align-items:center;padding:1.5rem 0}.image-title{width:100%;margin:0 0 .5rem;font-size:.95rem;font-weight:600;color:var(--text-dim);text-align:center;white-space:normal;line-height:1.35}.image-container{width:100%;aspect-ratio:4/3;background:var(--bg-card);border:2px solid var(--border);border-radius:8px;overflow:hidden;margin-bottom:1.5rem}.image-container img{width:100%;height:100%;object-fit:cover;display:block}.guess-hint{width:100%;text-align:center;font-size:.75rem;color:var(--text-dim);margin:0 0 .5rem;letter-spacing:.15em}.guess-rows{width:100%;display:flex;flex-direction:column;gap:.35rem;margin-bottom:.35rem}.guess-row{display:flex;justify-content:center;align-items:center;gap:.15rem}.guess-row .guess-cell{width:2.25rem;height:2.5rem;display:flex;align-items:center;justify-content:center;font-size:1.25rem;font-weight:700;border:2px solid var(--border);border-radius:4px;background:var(--bg-card);color:var(--text);text-transform:uppercase}.guess-row .guess-sep{width:auto;min-width:.5rem;padding:0 .15rem;font-size:1rem;font-weight:600;color:var(--text-dim);border:none;background:transparent;flex-shrink:0}.guess-row .guess-cell.correct{background:var(--correct);border-color:var(--correct);color:var(--white)}.guess-row .guess-cell.wrong{background:var(--border);border-color:var(--border);color:var(--text-dim)}.guess-row.current-row .guess-cell{padding:0}.guess-row.current-row .guess-cell input{width:100%;height:100%;border:none;background:transparent;color:var(--text);font-size:1.25rem;font-weight:700;text-align:center;outline:none}.guess-row.current-row .guess-cell input:focus{outline:none}.guess-row.current-row.hidden{display:none}.message{min-height:1.5rem;font-size:.9rem;color:var(--text-dim);text-align:center;margin:0}.message.error{color:#f87171}.message.success{color:var(--correct);text-align:left;line-height:1.45;max-width:100%}.replay{margin-top:1rem;padding:.6rem 1.2rem;font-size:.95rem;background:var(--border);color:var(--white);border:none;border-radius:6px;cursor:pointer}.replay:hover{background:#4a4a4c}.replay.hidden{display:none}