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12px;border:1px solid #cbd5e1;border-radius:10px;background:#fff;font:inherit}.ttt427-score-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:16px 0 8px}.ttt427-score-strip span{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:8px 10px;text-align:center}.ttt427-score-strip strong{font-size:1.1rem}.ttt427-board-wrap{width:min(100%,560px);margin:12px auto;position:relative}.ttt427-board{display:grid;gap:7px;aspect-ratio:1;background:#dbe3ee;border-radius:18px;padding:7px;box-shadow:inset 0 0 0 1px #cbd5e1}.ttt427-cell{border:0;background:#fff;border-radius:13px;display:grid;place-items:center;font-weight:900;font-size:clamp(1.5rem,8vw,4rem);line-height:1;cursor:pointer;color:#0f172a;min-width:0;min-height:0;transition:transform .08s ease,background .12s ease}.ttt427-cell:hover:not(:disabled),.ttt427-cell:focus-visible{background:#f1f5f9;outline:3px solid 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strong{font-size:1.05rem}.ttt427-resume{display:flex;justify-content:space-between;gap:12px;align-items:center;border:1px solid #bfdbfe;background:#eff6ff;border-radius:14px;padding:12px 14px;margin:12px 0}.ttt427-resume div{display:grid;gap:2px}.ttt427-resume small{color:#475569}.ttt427-panel{border:1px solid #e2e8f0;border-radius:14px;background:#fff;margin:12px 0;overflow:hidden}.ttt427-panel summary{list-style:none;cursor:pointer;padding:14px 16px;display:flex;justify-content:space-between;gap:10px;align-items:center;font-weight:900}.ttt427-panel summary::-webkit-details-marker{display:none}.ttt427-panel summary small{font-weight:600;color:#64748b}.ttt427-panel-body{padding:0 16px 16px}.ttt427-options{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.ttt427-options label{display:grid;gap:5px;font-size:.82rem;font-weight:800;color:#475569}.ttt427-note{font-size:.84rem;color:#64748b}.ttt427-profile{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.ttt427-profile>div{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:10px;text-align:center}.ttt427-profile small{display:block;color:#64748b;font-size:.7rem;font-weight:800}.ttt427-profile strong{display:block;font-size:1.05rem;margin-top:2px}.ttt427-daily-actions,.ttt427-replay{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.ttt427-calendar{display:grid;grid-template-columns:repeat(14,1fr);gap:4px;max-height:300px;overflow:auto;padding:4px}.ttt427-day{aspect-ratio:1;border:1px solid #e2e8f0;background:#fff;border-radius:6px;font-size:.62rem;cursor:pointer;padding:0;position:relative}.ttt427-day.perfect{background:#dcfce7;border-color:#86efac}.ttt427-day.complete{background:#fef3c7;border-color:#fde68a}.ttt427-day.progress{background:#dbeafe;border-color:#93c5fd}.ttt427-day.today{box-shadow:0 0 0 2px #111827 inset}.ttt427-legend{display:flex;gap:12px;flex-wrap:wrap;font-size:.75rem;color:#64748b;margin-top:8px}.ttt427-legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:4px}.ttt427-legend .perfect{background:#86efac}.ttt427-legend .complete{background:#fde68a}.ttt427-legend .progress{background:#93c5fd}.ttt427-recent{display:grid;gap:6px}.ttt427-recent>div{display:flex;justify-content:space-between;gap:12px;padding:8px 10px;border-bottom:1px solid #e2e8f0;font-size:.85rem}.ttt427-guide{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.ttt427-guide>div{background:#f8fafc;border-radius:12px;padding:12px}.ttt427-guide 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8px;margin:0;min-width:76px}.ttt427-header .scorebox strong{font-size:1.5rem}.ttt427-topbar{grid-template-columns:1fr 1fr!important;gap:8px}.ttt427-match-block{display:none}.ttt427-segment{gap:4px}.ttt427-segment button{padding:7px 8px;font-size:.82rem}.ttt427-mobile-match{display:grid}.ttt427-core{padding:12px}.ttt427-topbar{grid-template-columns:1fr}.ttt427-score-strip{grid-template-columns:repeat(4,1fr)}.ttt427-options{grid-template-columns:1fr}.ttt427-profile{grid-template-columns:repeat(2,1fr)}.ttt427-guide{grid-template-columns:1fr}.ttt427-calendar{grid-template-columns:repeat(7,1fr)}.ttt427-mode-tabs{position:sticky;top:0;z-index:4;background:var(--bg,#f8fafc);padding:6px 0}.ttt427-board-wrap{width:min(100%,420px)}.ttt427-actions button{flex:1 1 40%}.ttt427-panel summary{align-items:flex-start;flex-direction:column;gap:2px}}