.futoshiki-game-content-wrapper{width:100%}#futoshiki-board{aspect-ratio:1;box-sizing:border-box;background-color:var(--cell-bg);border:none;border-radius:6px;grid-template-rows:1fr 24px 1fr 24px 1fr 24px 1fr 24px 1fr;grid-template-columns:1fr 24px 1fr 24px 1fr 24px 1fr 24px 1fr;width:100%;max-width:500px;margin:0 auto;padding:0;transition:box-shadow .3s ease-in-out,border-color .3s;display:grid;position:relative;overflow:visible}#futoshiki-board.game-paused .futo-sign{visibility:hidden}body.game-of-day-active-glow #futoshiki-board{border:2px solid #0000;padding:5px;box-shadow:0 0 18px 4px #67a9e4a6,0 0 30px 8px #67a9e473}body.dark-theme.game-of-day-active-glow #futoshiki-board{border:2px solid #0000;padding:5px;box-shadow:0 0 18px 4px #58a6ff8c,0 0 30px 8px #58a6ff59}.futo-grid{display:contents}.cell{border:1px solid var(--border-color)}.cell.given,.futoshiki-game-content-wrapper .cell.given{background-color:var(--btn-bg)}.futoshiki-game-content-wrapper .cell{border-radius:4px}.futo-sign{color:var(--text-color);opacity:.9;pointer-events:none;user-select:none;justify-content:center;align-items:center;font-size:clamp(16px,5vw,22px);font-weight:700;display:flex}.futo-sign.vert{transform:rotate(90deg)}.futoshiki-game-content-wrapper .number-pad{flex-direction:column;align-items:center;gap:25px;display:flex}.futoshiki-game-content-wrapper .number-grid,.futoshiki-game-content-wrapper .number-grid-small{grid-template-columns:repeat(5,1fr);gap:6px;width:fit-content;margin:0 auto;display:grid}.futoshiki-game-content-wrapper .number-btn{width:40px;height:40px}.futoshiki-game-content-wrapper .number-btn-small,.futoshiki-game-content-wrapper button.number-btn-small,.futoshiki-game-content-wrapper .btn.number-btn-small{width:40px;height:40px;font-size:11px;border-radius:50%!important}.futoshiki-game-content-wrapper .cell.selected{outline-offset:-1px;z-index:10}#futoshiki-board.highlight-enabled .cell.selected{background-color:#fff9c4!important}body.dark-theme #futoshiki-board.highlight-enabled .cell.selected{background-color:#650!important}#futoshiki-board.highlight-enabled .cell.selected.error{color:#c00!important;background-color:#ffcfcf!important;border-color:#ff8a8a!important}body.dark-theme #futoshiki-board.highlight-enabled .cell.selected.error{color:#faa!important;background-color:#4a1a1a!important;border-color:#f55!important}.futoshiki-game-content-wrapper .game-controls{flex-direction:column;align-items:center;width:100%;margin-top:20px;display:flex}.futoshiki-game-content-wrapper .action-buttons{justify-content:center;width:100%;margin-top:30px;display:flex}.futoshiki-game-content-wrapper .keyboard-label{text-transform:uppercase;letter-spacing:.5px;color:var(--text-color);opacity:.7;justify-content:center;align-items:center;gap:4px;margin-bottom:12px;font-size:12px;font-weight:600;display:flex}@media (max-width:699px){.futoshiki-game-content-wrapper .game-controls{flex-direction:column!important;align-items:center!important;gap:20px!important;width:100%!important;max-width:360px!important;margin:5px auto 0!important;display:flex!important}.futoshiki-game-content-wrapper .number-pad{flex-direction:column!important;gap:20px!important;width:100%!important;display:flex!important}.futoshiki-game-content-wrapper .number-grid,.futoshiki-game-content-wrapper .number-grid-small{grid-template-columns:repeat(5,1fr)!important;justify-items:center!important;gap:8px!important;width:100%!important;display:grid!important}.futoshiki-game-content-wrapper .number-btn{width:40px!important;height:40px!important}.futoshiki-game-content-wrapper .number-btn-small{width:40px!important;height:40px!important;font-size:11px!important}.futoshiki-game-content-wrapper .keyboard-label{text-transform:uppercase!important;letter-spacing:.5px!important;opacity:.8!important;margin-bottom:10px!important;font-size:11px!important;font-weight:600!important}.futoshiki-game-content-wrapper .action-buttons{justify-content:center!important;width:100%!important;margin-top:0!important;display:flex!important}#futoshiki-board{grid-template-rows:1fr 20px 1fr 20px 1fr 20px 1fr 20px 1fr;grid-template-columns:1fr 20px 1fr 20px 1fr 20px 1fr 20px 1fr;max-width:320px;margin:0 auto 20px}}.help-modal-content .modal-content{flex-direction:column;align-items:center;display:flex;max-width:310px!important;padding:30px!important}.help-symbols-grid{flex-direction:column;align-items:center;gap:30px;display:flex}.help-rule{justify-content:center;width:100%;display:flex}.rule-visual{flex-direction:column;gap:12px;display:flex}.rule-row,.inequality-row{align-items:center;gap:8px;display:flex}.rule-cell{border:1px solid var(--border-color);background-color:var(--cell-bg);width:32px;height:32px;color:var(--text-color);border-radius:4px;justify-content:center;align-items:center;font-weight:700;display:flex}.rule-cell.highlight-error{color:#c00;background-color:#ffcfcf;border-color:#ff8a8a}body.dark-theme .rule-cell.highlight-error{color:#faa;background-color:#4a1a1a;border-color:#f55}.rule-status{justify-content:center;align-items:center;width:24px;height:24px;margin-left:8px;font-size:18px;display:flex}.rule-status.success{color:#28a745}.rule-status.error{color:#dc3545}.inequality-row .futo-sign{opacity:1;width:20px;font-size:18px}.help-btn{cursor:pointer;color:var(--text-color);opacity:.7;background:0 0;border:none;justify-content:center;align-items:center;margin-left:10px;padding:0;transition:opacity .2s,transform .2s;display:flex}.help-btn:hover:not(:disabled){opacity:1;transform:scale(1.1)}.help-btn:disabled{opacity:.3;cursor:not-allowed}.help-btn i{font-size:1.4em}.futoshiki-game-content-wrapper .top-controls{justify-content:center;align-items:center;gap:8px;margin-bottom:20px;display:flex}.futoshiki-game-content-wrapper .top-controls .difficulty-selector{gap:5px;display:flex}#futoshiki-message-area{text-align:center;color:#343a40;box-sizing:border-box;z-index:100;opacity:0;pointer-events:none;background-color:#f8f9fa;border:1px solid #d6d8db;border-radius:8px;width:auto;min-width:220px;max-width:85%;padding:12px 20px;font-size:1rem;font-weight:600;transition:opacity .3s ease-out,transform .3s ease-out;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)translateY(20px);box-shadow:0 4px 12px #00000026}#futoshiki-message-area.showing{opacity:1;transform:translate(-50%,-50%)translateY(0)}#futoshiki-message-area.hiding{opacity:0;transform:translate(-50%,-50%)translateY(-20px)}#futoshiki-message-area.error{border-left:4px solid #dc3545}#futoshiki-message-area.success{border-left:4px solid #28a745}body.dark-theme #futoshiki-message-area{color:#e9ecef;background-color:#2c2f33;border:1px solid #484c52;box-shadow:0 4px 15px #0006}.futoshiki-game-content-wrapper .cell.error{color:#c00!important;background-color:#ffcfcf!important;border-color:#ff8a8a!important}body.dark-theme .futoshiki-game-content-wrapper .cell.error{color:#faa!important;background-color:#4a1a1a!important;border-color:#f55!important}.hint-modal-content .modal-content{max-width:280px}.hint-options{flex-direction:column;gap:12px;margin-bottom:20px;display:flex}.hint-option-btn{text-align:left;border:1px solid var(--border-color);background-color:var(--cell-bg);min-height:48px;color:var(--text-color);cursor:pointer;border-radius:6px;align-items:center;gap:12px;padding:12px 16px;transition:all .2s;display:flex}.hint-option-btn:hover:not(:disabled){background-color:var(--btn-hover-bg);border-color:var(--btn-primary-bg)}.hint-option-btn:disabled{opacity:.4;cursor:default}.hint-option-btn svg{color:var(--btn-primary-bg)}@keyframes completion-pulse{0%{background-color:#0000;box-shadow:inset 0 0 #22c55e00}30%{background-color:#22c55e40;box-shadow:inset 0 0 20px 4px #22c55e59}to{background-color:#0000;box-shadow:inset 0 0 #22c55e00}}.completion-highlight-row,.completion-highlight-col{z-index:4;position:relative;animation:1s cubic-bezier(.4,0,.2,1) forwards completion-pulse!important}.cell.error.completion-highlight-row,.cell.error.completion-highlight-col{animation:none!important}@media print{body>:not(#futoshiki-print-container){display:none!important}html,body{background:#fff!important;height:auto!important;margin:0!important;padding:0!important;overflow:visible!important}#futoshiki-print-container{background:#fff!important;width:100%!important;margin:0!important;padding:10mm 0!important;display:block!important;position:relative!important}#futoshiki-print-board{page-break-inside:avoid;grid-template-rows:1fr 5mm 1fr 5mm 1fr 5mm 1fr 5mm 1fr;grid-template-columns:1fr 5mm 1fr 5mm 1fr 5mm 1fr 5mm 1fr;width:120mm;height:120mm;margin:0 auto 10mm;display:grid}#futoshiki-print-board .cell{border:1px solid #000;border-radius:3px;justify-content:center;align-items:center;font-size:18pt;font-weight:400;display:flex;color:#000!important;background:#fff!important}#futoshiki-print-board .cell.given{font-weight:600;background:#fff!important}#futoshiki-print-board .futo-sign{color:#000;justify-content:center;align-items:center;font-size:16pt;font-weight:700;display:flex}#futoshiki-print-board .futo-sign.vert{transform:rotate(90deg)}#futoshiki-print-board .notes{grid-template-columns:repeat(5,1fr);gap:1px;width:100%;height:100%;padding:2px;display:grid}#futoshiki-print-board .note{color:#666;justify-content:center;align-items:center;font-size:7pt;display:flex}.print-footer{text-align:center;color:#000;margin-top:3mm;font-size:12pt}}.settings-footer{justify-content:space-between;align-items:center;width:100%;display:flex}.print-button{align-items:center;gap:8px;padding:10px 20px;font-size:14px;display:flex}#game-of-the-day-btn.gotd-completed-top-btn svg{color:#fff!important}