:root{--bg: #f7f5f0;--fg: #1a1a1a;--muted: #6b6b6b;--border: #d9d5cc;--cell-bg: #ffffff;--cell-fg: #1a1a1a;--cell-found: #d6ead5;--cell-found-fg: #1a4d1a;--cell-start: #ffd775;--cell-preview: #ffe9b3;--cell-hit: #6bd06b;--cell-miss: #f5b3b3;--accent: #2f5a8a;--accent-fg: #ffffff;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.4;-webkit-font-smoothing:antialiased}.app{max-width:1000px;margin:0 auto;padding:24px 16px 48px}.app__header{margin-bottom:24px}.app__header h1{margin:0 0 4px;font-size:28px;letter-spacing:-.01em}.app__subtitle{margin:0 0 12px;color:var(--muted);font-size:15px}.app__controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.app__score{font-variant-numeric:tabular-nums;font-weight:600}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:var(--cell-bg);color:var(--fg);padding:6px 12px;border-radius:6px;font-size:14px;cursor:pointer;font-family:inherit}.btn:hover{background:#f0ecdf}.btn--primary{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}.btn--primary:hover{background:#24466b}.app__main{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:24px;align-items:start}@media (max-width: 720px){.app__main{grid-template-columns:1fr}}.app__board{position:relative}.board{border-collapse:separate;border-spacing:4px;width:100%;table-layout:fixed;-webkit-user-select:none;user-select:none;touch-action:manipulation}.cell-slot{padding:0;width:calc(100% / 12);aspect-ratio:1 / 1}.cell{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:var(--cell-bg);color:var(--cell-fg);font-family:SF Mono,Menlo,Consolas,Monaco,monospace;font-weight:600;font-size:clamp(14px,3.2vw,22px);border-radius:4px;width:100%;aspect-ratio:1 / 1;padding:0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .12s ease,transform 80ms ease}.cell:focus{outline:2px solid var(--accent);outline-offset:1px;z-index:1}.cell:hover{background:#fbf6e6}.cell--start{background:var(--cell-start)}.cell--preview{background:var(--cell-preview)}.cell--found{background:var(--cell-found);color:var(--cell-found-fg)}.cell--hit{background:var(--cell-hit)!important;color:#062f06!important}.cell--miss{background:var(--cell-miss)!important;color:#4a0d0d!important}.app__clues h2{margin:0 0 8px;font-size:18px}.clues{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:4px}.clue{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:6px 10px;border:1px solid var(--border);border-radius:6px;background:var(--cell-bg);font-size:15px}.clue--found{background:var(--cell-found);color:var(--cell-found-fg);text-decoration:line-through;text-decoration-color:#1a4d1a80}.clue__source{font-weight:500}.clue__answer{font-family:SF Mono,Menlo,Consolas,Monaco,monospace;font-size:13px;color:var(--muted)}.clue--found .clue__answer{color:var(--cell-found-fg)}.completion{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#f7f5f0e6;border-radius:8px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.completion__inner{text-align:center;padding:24px 32px;background:var(--cell-bg);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #00000014}.completion__inner h2{margin:0 0 8px;font-size:22px}.completion__inner p{margin:0 0 16px;color:var(--muted)}.app__footer{margin-top:24px;color:var(--muted);font-size:13px}.app__hint{margin:12px 0 0}.signup{border:1px solid var(--border);background:var(--cell-bg);border-radius:8px;padding:16px 18px;color:var(--fg)}.signup__headline{margin:0 0 4px;font-size:16px;font-weight:600}.signup__disclosure{margin:0 0 12px;font-size:13px;color:var(--muted)}.signup__row{display:flex;gap:8px;flex-wrap:wrap;align-items:stretch}.signup__label{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);border:0}.signup__input{flex:1 1 220px;min-width:0;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:15px;font-family:inherit;background:var(--bg);color:var(--fg)}.signup__input:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}.signup__submit{flex:0 0 auto;padding:8px 16px;font-size:15px}.signup__error{margin:8px 0 0;color:#7a1e1e;font-size:13px}.signup__thanks{margin:0;color:var(--cell-found-fg);font-weight:500}.signup--completion-overlay{margin:0 0 12px;text-align:left}.signup--footer{margin:0 0 12px;background:var(--cell-bg);color:var(--fg)}