.theme-toggle{border:1.5px solid var(--border-cell);background:var(--bg-cell);color:var(--gold);cursor:pointer;border-radius:20px;justify-content:center;align-items:center;gap:8px;padding:8px 14px;font-size:14px;transition:all .3s cubic-bezier(.34,1.56,.64,1);display:flex;box-shadow:0 2px 8px #00000026}.theme-toggle__icon{justify-content:center;align-items:center;font-size:16px;transition:transform .3s;display:flex}.theme-toggle__label{white-space:nowrap;font-weight:500}.theme-toggle:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:0 0 15px #fbbf2466,0 4px 12px #0003}.theme-toggle:hover .theme-toggle__icon{transform:rotate(20deg)scale(1.1)}.theme-toggle:active{transform:translateY(0)scale(.98)}.tutorial-overlay{z-index:1000;background:#000000b3;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.tutorial-card{background:var(--bg-cell);border:1px solid var(--border-cell);text-align:center;border-radius:16px;width:min(90vw,380px);padding:28px 24px 20px;box-shadow:0 8px 40px #00000080}.tutorial-icon{margin-bottom:12px;font-size:48px}.tutorial-title{color:var(--text-primary);margin:0 0 10px;font-size:20px;font-weight:700}.tutorial-content{color:var(--text-secondary);margin:0 0 20px;font-size:14px;line-height:1.7}.tutorial-dots{justify-content:center;gap:8px;margin-bottom:18px;display:flex}.tutorial-dot{background:var(--border-cell);cursor:pointer;border-radius:50%;width:8px;height:8px;transition:all .2s}.tutorial-dot--active{background:var(--gold);transform:scale(1.3)}.tutorial-actions{align-items:center;gap:8px;display:flex}.achievement-modal .ant-modal-content{background:var(--bg-secondary);border:1px solid var(--border-cell);border-radius:20px}.achievement-modal .ant-modal-header{display:none}.achievement-header{text-align:center;border-bottom:1px solid var(--border-cell);padding:20px 0}.achievement-header__icon{color:var(--gold);margin-bottom:12px;font-size:48px;display:block}.achievement-header__title{color:var(--gold);margin:0 0 8px;font-size:24px;font-weight:800}.achievement-header__progress{color:var(--text-note);margin:0;font-size:14px}.achievement-list{max-height:500px;padding:16px 0;overflow-y:auto}.achievement-card{background:var(--bg-cell);border:1px solid var(--border-cell);opacity:.6;border-radius:14px;gap:14px;margin-bottom:10px;padding:14px;transition:all .3s;display:flex}.achievement-card--unlocked{opacity:1;border-color:var(--accent-primary);background:#60a5fa14}.achievement-card__icon{background:var(--bg-board);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:50px;height:50px;display:flex}.achievement-icon{font-size:28px}.achievement-lock{color:var(--text-note);font-size:20px}.achievement-card__content{flex:1;min-width:0}.achievement-card__header{align-items:center;gap:10px;margin-bottom:4px;display:flex}.achievement-card__name{margin:0;font-size:16px;font-weight:700}.achievement-card--unlocked .achievement-card__name{color:var(--text-prefilled)}.achievement-card__type{background:var(--bg-board);color:var(--text-note);border-radius:10px;padding:2px 8px;font-size:11px}.achievement-card__description{color:var(--text-note);margin:0 0 8px;font-size:13px;line-height:1.5}.achievement-card__progress{align-items:center;gap:10px;display:flex}.achievement-progress-bar{background:var(--bg-board);border-radius:3px;flex:1;height:6px;overflow:hidden}.achievement-progress-fill{background:var(--accent-primary);border-radius:3px;height:100%;transition:width .3s}.achievement-progress-text{color:var(--text-note);flex-shrink:0;font-size:12px}.achievement-card__badge{color:var(--accent-primary);align-items:center;gap:4px;font-size:12px;display:inline-flex}.achievement-list::-webkit-scrollbar{width:6px}.achievement-list::-webkit-scrollbar-track{background:var(--bg-board);border-radius:3px}.achievement-list::-webkit-scrollbar-thumb{background:var(--border-cell);border-radius:3px}.achievement-list::-webkit-scrollbar-thumb:hover{background:var(--text-note)}.sudoku-grid-icon{color:var(--accent-primary);transition:transform .2s}.home-grid-card:hover .sudoku-grid-icon,.home-grid-card--active .sudoku-grid-icon{color:var(--accent-primary)}.decorative-shapes{pointer-events:none;z-index:0;width:100%;height:100%;position:fixed;top:0;left:0;overflow:hidden}.shape{opacity:.15;animation-timing-function:ease-in-out;position:absolute}.shape--circle{background:var(--accent-primary);border-radius:50%}.shape--1{width:300px;height:300px;animation:20s ease-in-out infinite float-slow;top:-100px;right:-100px}.shape--2{width:200px;height:200px;animation:15s ease-in-out infinite float-medium;bottom:-50px;left:-50px}.shape--3{width:150px;height:150px;animation:12s ease-in-out infinite float-fast;top:40%;right:10%}.shape--wave{background:var(--accent-primary);border-radius:50%}.shape--4{width:400px;height:100px;animation:8s ease-in-out infinite wave;top:20%;left:-100px}.shape--5{width:300px;height:80px;animation:10s ease-in-out infinite reverse wave;bottom:30%;right:-80px}.shape--star{background:var(--gold);clip-path:polygon(50% 0%,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);width:40px;height:40px}.shape--6{animation:3s ease-in-out infinite twinkle;top:15%;right:25%}.shape--7{animation:4s ease-in-out 1s infinite twinkle;bottom:25%;left:20%}.shape--dot{background:var(--accent-primary);border-radius:50%;width:8px;height:8px}.shape--8{animation:2s ease-in-out infinite twinkle;top:35%;left:10%}.shape--9{animation:2.5s ease-in-out .5s infinite twinkle;top:60%;right:15%}.shape--10{animation:3s ease-in-out 1.5s infinite twinkle;bottom:40%;right:35%}@keyframes float-slow{0%,to{transform:translate(0)scale(1)}25%{transform:translate(-30px,20px)scale(1.1)}50%{transform:translate(-10px,40px)scale(.9)}75%{transform:translate(20px,20px)scale(1.05)}}@keyframes float-medium{0%,to{transform:translate(0)rotate(0)}50%{transform:translate(30px,-20px)rotate(180deg)}}@keyframes float-fast{0%,to{opacity:.15;transform:translate(0)}50%{opacity:.25;transform:translate(20px,-30px)}}@keyframes wave{0%,to{transform:scaleX(1)translateY(0)}50%{transform:scaleX(1.2)translateY(10px)}}@keyframes twinkle{0%,to{opacity:.1;transform:scale(1)}50%{opacity:.4;transform:scale(1.2)}}.home-page{min-height:100dvh;padding:var(--spacing-xl) var(--spacing-md);padding-bottom:calc(var(--spacing-xl) + env(safe-area-inset-bottom,0px));align-items:center;gap:var(--spacing-xl);flex-direction:column;max-width:600px;margin:0 auto;display:flex;position:relative;overflow:hidden}.home-bg-glow{background:radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);pointer-events:none;z-index:0;border-radius:50%;width:clamp(400px,80vw,700px);height:clamp(400px,80vw,700px);animation:8s ease-in-out infinite bg-pulse;position:fixed;top:-30%;left:50%;transform:translate(-50%)}.home-bg-glow:after{content:"";background:radial-gradient(circle,#38bdf80f 0%,#0000 70%);border-radius:50%;width:clamp(250px,50vw,400px);height:clamp(250px,50vw,400px);position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}@keyframes bg-pulse{0%,to{opacity:.7;transform:translate(-50%)scale(1)}50%{opacity:1;transform:translate(-50%)scale(1.1)}}.home-page>:not(.home-bg-glow){z-index:1;position:relative}.home-header{text-align:center;animation:.5s ease-out forwards slide-up}.home-logo{justify-content:center;align-items:center;gap:14px;display:flex}.home-logo__image{width:52px;height:52px;box-shadow:0 0 20px var(--accent-glow), 0 4px 12px #0000004d;border-radius:14px;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.home-logo__image:hover{box-shadow:0 0 30px var(--accent-glow), 0 0 50px #60a5fa4d;transform:scale(1.08)rotate(5deg)}.home-header__top{width:100%;max-width:480px;margin-bottom:var(--spacing-sm);justify-content:space-between;align-items:center;display:flex}.home-nav-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);width:44px;height:44px;color:var(--text-primary);cursor:pointer;font-size:var(--font-lg);transition:all var(--transition-normal) var(--ease-bounce);box-shadow:var(--shadow-soft);border-radius:50%;justify-content:center;align-items:center;display:flex;position:relative}.home-nav-btn__badge{background:linear-gradient(135deg, var(--gold) 0%, var(--bronze) 100%);min-width:20px;height:20px;color:var(--bg-primary);border-radius:10px;justify-content:center;align-items:center;padding:0 6px;font-size:12px;font-weight:700;animation:2s ease-in-out infinite badge-bounce;display:flex;position:absolute;top:-5px;right:-5px;box-shadow:0 2px 10px #fbbf2480,inset 0 0 0 1px #fff3}@keyframes badge-bounce{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.home-nav-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:0 0 20px var(--accent-glow), 0 4px 12px #0003;transform:scale(1.08)}.home-shortcuts{gap:var(--spacing-sm);margin-bottom:var(--spacing-sm);opacity:0;flex-wrap:wrap;justify-content:center;animation:.5s ease-out .1s forwards slide-up;display:flex}.home-shortcut-btn{align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);border:1.5px solid var(--border-cell);border-radius:var(--radius-pill);background:var(--bg-cell);color:var(--text-secondary);font-size:var(--font-sm);cursor:pointer;transition:all var(--transition-normal) var(--ease-bounce);box-shadow:var(--shadow-soft);font-weight:600;display:flex}.home-shortcut-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:0 6px 20px var(--accent-glow), 0 2px 8px #00000026;transform:translateY(-3px)}.home-shortcut-btn--battle{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);color:var(--text-prefilled);box-shadow:0 4px 15px var(--accent-glow), 0 2px 8px #0003;border-color:#0000;font-weight:600}.home-shortcut-btn--battle:hover{color:var(--text-prefilled);box-shadow:0 8px 25px var(--accent-glow-strong), 0 4px 12px #00000040;transform:translateY(-4px)scale(1.02)}.home-title{font-size:var(--font-display);letter-spacing:3px;color:var(--text-prefilled);text-shadow:0 2px 10px #0003;margin:0;font-weight:800}.home-title__accent{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);-webkit-text-fill-color:transparent;text-shadow:none;-webkit-background-clip:text;background-clip:text;position:relative}.home-title__accent:after{content:attr(data-text);z-index:-1;background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);-webkit-text-fill-color:transparent;filter:blur(8px);opacity:.6;-webkit-background-clip:text;background-clip:text;position:absolute;top:0;left:0}.home-subtitle{font-size:var(--font-md);color:var(--text-secondary);margin-top:var(--spacing-xs);letter-spacing:normal;font-weight:500}.home-subtitle-secondary{font-size:var(--font-xs);color:var(--accent-primary);margin-top:var(--spacing-xs);justify-content:center;align-items:center;gap:var(--spacing-sm);opacity:.85;display:flex}.home-continue-btn{padding:var(--spacing-md) var(--spacing-2xl);border:2px solid var(--accent-primary);border-radius:var(--radius-pill);color:var(--accent-primary);font-size:var(--font-md);cursor:pointer;transition:all var(--transition-normal) var(--ease-bounce);text-shadow:0 0 10px var(--accent-glow);box-shadow:0 4px 15px var(--accent-glow), 0 0 0 1px #60a5fa1a inset;opacity:0;background:#60a5fa1f;font-weight:600;animation:.5s ease-out .2s forwards slide-up}.home-continue-btn:hover{box-shadow:0 10px 30px var(--accent-glow), 0 4px 15px #0003, 0 0 0 1px #60a5fa33 inset;background:#60a5fa2e;transform:translateY(-3px)}.home-section-title{font-size:var(--font-sm);color:var(--text-note);margin:0 0 var(--spacing-md);text-align:center;letter-spacing:3px;text-transform:uppercase;font-weight:600}.home-grid-select,.home-difficulty-select{width:100%;max-width:500px;animation:.5s ease-out forwards slide-up}.home-grid-select{opacity:0;animation-delay:.3s}.home-difficulty-select{opacity:0;animation-delay:.4s}.home-grid-options{gap:var(--spacing-md);flex-wrap:wrap;justify-content:center;display:flex}.home-grid-card{align-items:center;gap:var(--spacing-sm);width:clamp(100px,28vw,150px);padding:var(--spacing-lg) var(--spacing-sm);border:2px solid var(--border-cell);border-radius:var(--radius-soft);background:var(--bg-cell);cursor:pointer;transition:all var(--transition-normal) var(--ease-bounce);box-shadow:var(--shadow-soft);flex-direction:column;display:flex;position:relative;overflow:hidden}.home-grid-card:before{content:"";opacity:0;background:linear-gradient(135deg,#60a5fa0d 0%,#0000 50%);transition:opacity .3s;position:absolute;inset:0}.home-grid-card:hover{border-color:var(--accent-primary);box-shadow:0 12px 30px var(--accent-glow), 0 4px 15px #0003;transform:translateY(-6px)scale(1.03)}.home-grid-card:hover:before{opacity:1}.home-grid-card--active{border-color:var(--accent-primary);box-shadow:0 0 25px var(--accent-glow), 0 4px 15px #0003;background:#60a5fa1a}.home-grid-card--active:before{opacity:1}.home-grid-card__icon{z-index:1;filter:drop-shadow(0 2px 4px #0003);justify-content:center;align-items:center;font-size:clamp(28px,7vw,40px);display:flex;position:relative}.home-grid-card__label{z-index:1;font-size:clamp(15px,4vw,20px);font-weight:700;position:relative}.home-grid-card__desc{color:var(--text-note);z-index:1;font-size:12px;position:relative}.home-difficulty-options{gap:var(--spacing-md);grid-template-columns:repeat(2,1fr);display:grid}.home-difficulty-card{justify-content:center;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-lg) var(--spacing-md);border:2px solid var(--border-cell);border-radius:var(--radius-card);background:var(--bg-cell);cursor:pointer;transition:all var(--transition-normal) var(--ease-bounce);min-height:88px;box-shadow:var(--shadow-soft);flex-direction:column;display:flex;position:relative;overflow:hidden}.home-difficulty-card:before{content:"";background:linear-gradient(135deg, var(--diff-color) 0%, transparent 50%);opacity:0;transition:opacity .3s;position:absolute;inset:0}.home-difficulty-card:hover{border-color:var(--diff-color);box-shadow:0 10px 28px color-mix(in srgb, var(--diff-color) 25%, transparent), 0 4px 15px #0003;transform:translateY(-4px)scale(1.02)}.home-difficulty-card:hover:before{opacity:.08}.home-difficulty-card:active{transform:translateY(-2px)scale(.98)}.home-difficulty-card:focus-visible{box-shadow:0 0 0 3px var(--diff-color), 0 0 20px color-mix(in srgb, var(--diff-color) 40%, transparent);outline:none}.home-difficulty-card__label{color:var(--diff-color);z-index:1;letter-spacing:1px;font-size:17px;font-weight:700;position:relative}.home-difficulty-card__stars{color:var(--gold);z-index:1;filter:drop-shadow(0 0 4px #fbbf2466);font-size:15px;position:relative}@keyframes slide-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.page-header{padding:var(--spacing-md) var(--spacing-md);justify-content:space-between;align-items:center;width:100%;max-width:600px;margin:0 auto;display:flex}.page-header__left{align-items:center;gap:var(--spacing-md);display:flex}.page-header__back-btn,.page-header__home-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);width:40px;height:40px;color:var(--text-primary);cursor:pointer;font-size:var(--font-lg);transition:all var(--transition-fast) var(--ease-smooth);box-shadow:var(--shadow-soft);border-radius:50%;justify-content:center;align-items:center;display:flex}.page-header__back-btn:hover,.page-header__home-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:0 0 12px var(--accent-glow)}.page-header__title{font-size:var(--font-xl);color:var(--text-primary);margin:0;font-weight:700}@media (width<=640px){.page-header__title{font-size:var(--font-lg)}}.share-btn{border:1px solid var(--border-cell);width:100%;height:40px;color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;justify-content:center;align-items:center;gap:6px;margin-top:8px;font-size:14px;transition:all .2s;display:flex}.share-btn:hover{border-color:var(--gold);color:var(--gold)}.sudoku-board{border:3px solid var(--border-box);border-radius:var(--radius-card);background:var(--bg-board);width:min(92vw,560px);height:min(92vw,560px);box-shadow:0 4px 20px var(--accent-glow), 0 8px 40px #818cf826, inset 0 1px 0 #ffffff0d;display:grid;position:relative;overflow:hidden}.sudoku-board--grid9{width:min(96vw,600px);height:min(96vw,600px)}.sudoku-board--paused{background:var(--bg-board);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);justify-content:center;align-items:center;display:flex}.sudoku-pause-overlay{align-items:center;gap:var(--spacing-md);padding:var(--spacing-xl);border-radius:var(--radius-soft);-webkit-backdrop-filter:blur(10px);background:#0000004d;flex-direction:column;animation:2s ease-in-out infinite pulse-glow;display:flex}.sudoku-pause-icon{filter:drop-shadow(0 0 15px var(--accent-glow));font-size:clamp(40px,12vw,56px)}.sudoku-pause-text{font-size:var(--font-lg);color:var(--accent-primary);text-shadow:0 0 15px var(--accent-glow);font-weight:600}.sudoku-cell{border:1px solid var(--border-cell);cursor:pointer;background:var(--bg-cell);-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;justify-content:center;align-items:center;transition:all .18s cubic-bezier(.4,0,.2,1);display:flex;position:relative}.sudoku-cell:hover{background:var(--bg-cell-hover);z-index:1;transform:scale(1.02)}.sudoku-cell--selected{box-shadow:inset 0 0 16px var(--accent-glow), 0 0 12px var(--accent-glow), inset 0 0 8px #ffffff1a;z-index:2;animation:2s ease-in-out infinite cell-selected-pulse;background:var(--bg-cell-selected)!important}.sudoku-cell--highlight{background:var(--bg-cell-highlight)}.sudoku-cell--same-number{box-shadow:inset 0 0 10px var(--accent-glow), inset 0 0 4px #ffffff1a;background:var(--bg-cell-same-number)!important}.sudoku-cell--error{animation:.5s cell-error-shake;background:var(--bg-cell-error)!important}.sudoku-cell--prefilled{font-weight:700}.sudoku-cell-value{font-size:clamp(22px,6vw,36px);font-weight:700;line-height:1;transition:all .2s cubic-bezier(.4,0,.2,1)}.sudoku-board--grid4 .sudoku-cell-value{font-size:clamp(30px,8vw,52px)}.sudoku-board--grid6 .sudoku-cell-value{font-size:clamp(26px,7vw,44px)}.sudoku-board--grid9 .sudoku-cell-value{font-size:clamp(24px,6.5vw,40px)}.sudoku-board--grid4 .sudoku-cell-note{font-size:clamp(12px,3vw,18px)}.sudoku-board--grid6 .sudoku-cell-note{font-size:clamp(11px,2.5vw,16px)}.sudoku-board--grid9 .sudoku-cell-note{font-size:clamp(10px,2.2vw,15px)}.sudoku-cell-value--prefilled{color:var(--text-prefilled);text-shadow:0 0 6px #ffffff26}.sudoku-cell-value--user{color:var(--text-user);text-shadow:0 0 10px var(--accent-glow), 0 0 20px #60a5fa66}.sudoku-cell-value--error{text-shadow:0 0 10px #f8717199,0 0 20px #f871714d;color:var(--text-error)!important}.sudoku-cell--selected .sudoku-cell-value--user{animation:.4s cubic-bezier(.34,1.56,.64,1) value-fill-in}.sudoku-cell-notes{gap:2px;width:85%;height:85%;display:grid}.sudoku-cell-note{color:var(--text-note);justify-content:center;align-items:center;font-size:clamp(9px,2vw,14px);line-height:1;transition:all .15s;display:flex}.sudoku-cell-note--active{color:var(--accent-secondary);text-shadow:0 0 6px var(--accent-glow);font-weight:600}@keyframes cell-selected-pulse{0%,to{box-shadow:inset 0 0 16px var(--accent-glow), 0 0 12px var(--accent-glow), inset 0 0 8px #ffffff1a}50%{box-shadow:inset 0 0 22px var(--accent-glow-strong), 0 0 18px var(--accent-glow), inset 0 0 12px #ffffff26}}@keyframes cell-error-shake{0%,to{transform:translate(0);box-shadow:inset 0 0 8px #f8717180}10%{transform:translate(-4px)}20%{transform:translate(4px)}30%{transform:translate(-3px)}40%{transform:translate(3px)}50%{transform:translate(-2px)}60%{transform:translate(2px)}70%{transform:translate(-1px)}80%{transform:translate(1px)}}@keyframes value-fill-in{0%{opacity:0;filter:blur(4px);transform:scale(.3)}50%{filter:blur();transform:scale(1.3)}70%{transform:scale(.9)}to{opacity:1;filter:blur();transform:scale(1)}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px var(--accent-glow)}50%{box-shadow:0 0 40px var(--accent-glow-strong)}}.number-pad{flex-wrap:wrap;justify-content:center;gap:10px;padding:16px;transition:all .3s;display:flex}.number-pad--note-mode{background:#60a5fa1f;border:1px solid #60a5fa33;border-radius:16px}.number-pad-btn{border:2px solid var(--border-cell);background:var(--bg-cell);width:clamp(48px,11vw,64px);height:clamp(54px,12vw,72px);color:var(--text-user);cursor:pointer;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;transition:all .22s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden;box-shadow:0 2px 8px #0000001f}.number-pad-btn:before{content:"";opacity:0;background:linear-gradient(135deg,#60a5fa0d 0%,#0000 50%);transition:opacity .2s;position:absolute;inset:0}.number-pad-btn:hover:before{opacity:1}.number-pad-btn:hover:not(.number-pad-btn--complete){border-color:var(--accent-primary);box-shadow:0 0 16px var(--accent-glow), 0 4px 14px #0000002e;transform:translateY(-3px)scale(1.03)}.number-pad-btn:active:not(.number-pad-btn--complete){box-shadow:0 0 10px var(--accent-glow), 0 2px 8px #00000026;transform:translateY(-1px)scale(.97)}.number-pad-btn--complete{opacity:.35;cursor:not-allowed;border-color:var(--border-cell)}.number-pad-btn--complete:hover{transform:none;box-shadow:0 2px 8px #0000001f}.number-pad-btn--complete:before{opacity:0}.number-pad-btn__num{z-index:1;text-shadow:0 0 8px var(--accent-glow), 0 0 15px #60a5fa4d;font-size:clamp(20px,5vw,30px);font-weight:700;transition:all .2s;position:relative}.number-pad-btn:hover:not(.number-pad-btn--complete) .number-pad-btn__num{text-shadow:0 0 12px var(--accent-glow), 0 0 20px #60a5fa80}.number-pad-btn__count{color:var(--text-note);z-index:1;text-align:center;background:#0003;border-radius:10px;min-width:24px;margin-top:3px;padding:2px 6px;font-size:clamp(10px,2.2vw,13px);font-weight:500;position:relative}.number-pad--note-mode .number-pad-btn{background:#60a5fa14;border-color:#60a5fa66}.number-pad--note-mode .number-pad-btn:hover:not(.number-pad-btn--complete){border-color:var(--accent-secondary);box-shadow:0 0 16px #38bdf866,0 4px 14px #0000002e}.number-pad--note-mode .number-pad-btn__num{text-shadow:0 0 8px #38bdf866,0 0 15px #38bdf833}@keyframes number-select{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.number-pad-btn.number-pad-btn--selected{animation:.3s number-select}.toolbar{flex-wrap:wrap;justify-content:center;align-items:center;padding:12px 16px;display:flex}.toolbar-btn{cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:clamp(56px,14vw,72px);height:clamp(56px,14vw,72px);display:flex;box-shadow:0 2px 8px #00000026;border:1px solid var(--border-cell)!important;background:var(--bg-cell)!important;color:var(--text-prefilled)!important;border-radius:14px!important;font-size:clamp(18px,5vw,24px)!important;transition:all .22s cubic-bezier(.4,0,.2,1)!important}.toolbar-btn:hover:not(:disabled){transform:translateY(-2px)scale(1.02);border-color:var(--accent-primary)!important;box-shadow:0 0 15px var(--accent-glow), 0 4px 12px #0003!important}.toolbar-btn:active:not(:disabled){transform:translateY(0)scale(.96)!important}.toolbar-btn:disabled{cursor:not-allowed;opacity:.35!important;box-shadow:none!important}.toolbar-btn--active{border-color:var(--accent-primary)!important;box-shadow:0 0 15px var(--accent-glow), 0 4px 12px #0003!important;color:var(--accent-primary)!important;background:#60a5fa2e!important}.toolbar-btn--hint{color:var(--neon-orange)!important;border-color:#c47a3a4d!important}.toolbar-btn--hint:hover:not(:disabled){border-color:var(--neon-orange)!important;box-shadow:0 0 15px #c47a3a59,0 4px 12px #0003!important}.toolbar-btn--check{color:var(--neon-green)!important;border-color:#3d9e6e4d!important}.toolbar-btn--check:hover:not(:disabled){border-color:var(--neon-green)!important;box-shadow:0 0 15px #3d9e6e59,0 4px 12px #0003!important}.toolbar-btn__label{font-weight:500;margin:0!important;padding:0!important;font-size:clamp(10px,2.2vw,12px)!important}.toolbar-btn .ant-btn-icon{margin:0!important;font-size:clamp(18px,4.5vw,22px)!important}.toolbar-btn.ant-btn-icon-only{padding:0!important}.timer{align-items:center;gap:12px;display:flex}.timer__display{font-variant-numeric:tabular-nums;color:var(--accent-primary);text-shadow:0 0 10px var(--accent-glow);letter-spacing:2px;font-size:clamp(18px,4vw,24px);font-weight:700}.timer__btn{border:1px solid var(--border-cell);background:var(--bg-cell);width:36px;height:36px;color:var(--accent-primary);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:18px;transition:all .2s;display:flex}.timer__btn:hover{border-color:var(--accent-primary);box-shadow:0 0 10px var(--accent-glow);transform:scale(1.1)}.achievement-toast{z-index:1000;transition:bottom .5s cubic-bezier(.34,1.56,.64,1);position:fixed;bottom:-200px;left:50%;transform:translate(-50%)}.achievement-toast--visible{bottom:40px}.achievement-toast__content{background:var(--bg-secondary);border:2px solid var(--gold);border-radius:16px;gap:16px;min-width:280px;max-width:90vw;padding:16px 20px;animation:2s ease-in-out infinite toast-glow;display:flex;box-shadow:0 0 30px #fbbf244d,0 10px 40px #0006}@keyframes toast-glow{0%,to{box-shadow:0 0 30px #fbbf244d,0 10px 40px #0006}50%{box-shadow:0 0 40px #fbbf2480,0 10px 50px #00000080}}.achievement-toast__icon-wrapper{background:var(--gold);border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;animation:.6s cubic-bezier(.34,1.56,.64,1) icon-bounce;display:flex}@keyframes icon-bounce{0%{transform:scale(0)}50%{transform:scale(1.2)}to{transform:scale(1)}}.achievement-toast__icon{font-size:32px}.achievement-toast__info{flex:1;min-width:0}.achievement-toast__badge{color:var(--gold);background:#fbbf2433;border-radius:10px;align-items:center;gap:4px;margin-bottom:6px;padding:3px 8px;font-size:11px;font-weight:600;display:inline-flex}.achievement-toast__name{color:var(--text-prefilled);margin:0 0 4px;font-size:18px;font-weight:800}.achievement-toast__description{color:var(--text-note);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:13px;overflow:hidden}.game-page{min-height:100dvh;padding:16px;padding-bottom:calc(16px + env(safe-area-inset-bottom,0px));background:var(--bg-primary);flex-direction:column;align-items:center;gap:12px;display:flex;position:relative;overflow:hidden}.game-page>*{z-index:1;position:relative}.game-loading{height:100vh;color:var(--accent-primary);justify-content:center;align-items:center;font-size:18px;display:flex}.game-generating{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:20px;display:flex}.game-generating__spinner{border:3px solid var(--border-cell);border-top-color:var(--accent-primary);border-radius:50%;width:48px;height:48px;animation:.8s linear infinite spin}.game-generating__text{color:var(--text-secondary);font-size:16px;animation:1.5s ease-in-out infinite pulse-text}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse-text{0%,to{opacity:.6}50%{opacity:1}}.game-header{justify-content:space-between;align-items:center;width:min(92vw,560px);padding:8px 0;display:flex}.game-header__left{align-items:center;gap:10px;display:flex}.game-back-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);width:40px;height:40px;color:var(--text-secondary);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;font-size:16px;transition:all .3s cubic-bezier(.34,1.56,.64,1);display:flex}.game-back-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:0 4px 16px var(--accent-glow), 0 0 0 1px color-mix(in srgb, var(--accent-primary) 50%, transparent);transform:translateY(-1px)}.game-back-btn:active{transform:translateY(0)scale(.97)}.game-header__info{align-items:center;gap:10px;display:flex}.game-header__grid{color:var(--text-prefilled);font-size:16px;font-weight:700}.game-header__difficulty{color:var(--accent-primary);border:1px solid color-mix(in srgb, var(--accent-primary) 30%, transparent);letter-spacing:.5px;background:#60a5fa1a;border-radius:20px;padding:4px 12px;font-size:12px;font-weight:600}.complete-content{flex-direction:column;align-items:center;gap:16px;padding:32px 24px;display:flex}.complete-logo{animation:.6s trophy-bounce}.complete-logo__image{width:48px;height:48px;box-shadow:0 0 20px var(--accent-glow);border-radius:14px}.complete-trophy{color:var(--gold);text-shadow:0 0 40px #f5d57099;font-size:72px;animation:.6s cubic-bezier(.34,1.56,.64,1) .1s backwards trophy-bounce}.complete-title{color:var(--text-prefilled);letter-spacing:-.5px;margin:0;font-size:32px;font-weight:700}.complete-subtitle{color:var(--text-secondary);margin:4px 0 0;font-size:15px}.complete-info{color:var(--text-note);flex-direction:column;align-items:center;gap:6px;margin-top:8px;font-size:14px;display:flex}.complete-time{color:var(--accent-primary);text-shadow:0 0 12px var(--accent-glow);font-size:20px;font-weight:600}.complete-login-prompt{border:1.5px solid color-mix(in srgb, var(--accent-primary) 40%, transparent);text-align:center;background:#60a5fa14;border-radius:24px;margin-top:20px;padding:24px;animation:.4s ease-out fade-in-up}.complete-login-prompt p{color:var(--text-secondary);margin:0 0 16px;font-size:15px;line-height:1.5}.complete-btn-register{background:var(--accent-primary);border:none;border-radius:24px;padding:12px 32px;font-weight:600;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.complete-btn-register:hover{box-shadow:0 8px 24px color-mix(in srgb, var(--accent-primary) 30%, transparent);transform:translateY(-2px)}.complete-actions{gap:10px;margin-top:8px;display:flex}.complete-btn{border-radius:22px;min-width:120px;height:44px;font-size:16px;font-weight:600}.complete-btn-home{border-radius:22px;min-width:120px;height:44px;font-size:16px}@keyframes trophy-bounce{0%{opacity:0;transform:scale(.3)}50%{transform:scale(1.2)}to{opacity:1;transform:scale(1)}}.login-page{min-height:100dvh;padding:16px;padding-bottom:calc(16px + env(safe-area-inset-bottom,0px));background:var(--bg-primary);flex-direction:column;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.login-bg-glow{background:var(--accent-primary);opacity:.06;pointer-events:none;border-radius:50%;width:600px;height:600px;position:absolute;top:-20%;left:50%;transform:translate(-50%)}.login-header{top:var(--spacing-md);left:var(--spacing-md);right:var(--spacing-md);justify-content:space-between;align-items:center;display:flex;position:absolute}.login-back-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);width:40px;height:40px;color:var(--text-primary);cursor:pointer;font-size:var(--font-lg);transition:all var(--transition-fast) var(--ease-smooth);box-shadow:var(--shadow-soft);border-radius:50%;justify-content:center;align-items:center;display:flex}.login-back-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:0 0 12px var(--accent-glow)}.login-card{background:var(--bg-card);border:1px solid var(--border-color);width:min(90vw,400px);box-shadow:var(--shadow-card);z-index:1;border-radius:16px;padding:32px 24px;position:relative}.login-title{color:var(--text-primary);margin:0;font-size:28px;font-weight:800}.login-logo{justify-content:center;align-items:center;gap:10px;margin-bottom:4px;display:flex}.login-logo__image{border-radius:10px;width:36px;height:36px}.login-title__accent{color:var(--accent-primary)}.login-subtitle{text-align:center;color:var(--text-secondary);margin:0 0 20px;font-size:14px}.login-tabs{border:1px solid var(--border-color);border-radius:8px;gap:0;margin-bottom:20px;display:flex;overflow:hidden}.login-tab{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;flex:1;padding:10px 0;font-size:14px;font-weight:600;transition:all .2s}.login-tab--active{background:var(--accent-primary);color:var(--text-prefilled)}.login-form{flex-direction:column;gap:12px;display:flex}.login-input{border:1px solid var(--border-color);background:var(--bg-primary);width:100%;color:var(--text-primary);box-sizing:border-box;border-radius:8px;outline:none;padding:12px 14px;font-size:14px;transition:border-color .2s}.login-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-glow)}.login-input::placeholder{color:var(--text-secondary);opacity:.6}.login-error{color:var(--text-error);text-align:center;background:#f8717114;border:1px solid #f871714d;border-radius:6px;padding:8px 12px;font-size:13px}.login-submit-btn{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);width:100%;color:var(--text-prefilled);cursor:pointer;border:none;border-radius:8px;margin-top:4px;padding:12px;font-size:15px;font-weight:700;transition:all .2s}.login-submit-btn:hover:not(:disabled){box-shadow:var(--shadow-soft);transform:translateY(-1px)}.login-submit-btn:disabled{opacity:.5;cursor:not-allowed}.login-divider{color:var(--text-secondary);align-items:center;gap:12px;margin:20px 0;font-size:12px;display:flex}.login-divider:before,.login-divider:after{content:"";background:var(--border-color);flex:1;height:1px}.login-guest-btn{border:1px solid var(--border-color);width:100%;color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;padding:10px;font-size:14px;transition:all .2s}.login-guest-btn:hover:not(:disabled){border-color:var(--accent-primary);color:var(--accent-primary)}.login-guest-btn:disabled{opacity:.5;cursor:not-allowed}.login-hint{text-align:center;color:var(--text-secondary);opacity:.6;margin:12px 0 0;font-size:12px}.leaderboard-page{max-width:480px;min-height:100vh;margin:0 auto;padding:16px}.lb-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.lb-back-btn{border:1px solid var(--border-cell);background:var(--bg-cell);width:36px;height:36px;color:var(--text-primary);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:16px;transition:all .2s;display:flex}.lb-back-btn:hover{border-color:var(--gold);color:var(--gold)}.lb-title{color:var(--gold);font-size:20px;font-weight:700}.lb-filters{flex-direction:column;gap:8px;margin-bottom:20px;display:flex}.lb-filter-group{justify-content:center;gap:6px;display:flex}.lb-filter-btn{border:1px solid var(--border-cell);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:20px;padding:6px 14px;font-size:13px;transition:all .2s}.lb-filter-btn--active{background:var(--gold);border-color:var(--gold);color:var(--bg-primary);font-weight:600}.lb-filter-btn:not(.lb-filter-btn--active):hover{border-color:var(--gold);color:var(--gold)}.lb-list{flex-direction:column;gap:6px;display:flex}.lb-row{background:var(--bg-cell);border:1px solid var(--border-cell);border-radius:10px;align-items:center;padding:10px 14px;transition:all .2s;display:flex}.lb-row--top1{border-color:var(--gold);box-shadow:0 0 12px #fbbf2426}.lb-row--top2{border-color:var(--silver);box-shadow:0 0 8px #94a3b81a}.lb-row--top3{border-color:var(--bronze);box-shadow:0 0 8px #d977061a}.lb-rank{text-align:center;flex-shrink:0;width:36px;font-size:18px}.lb-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;flex:1;margin-left:8px;font-size:14px;overflow:hidden}.lb-time{color:var(--gold);font-variant-numeric:tabular-nums;font-size:14px;font-weight:700}.lb-empty{text-align:center;color:var(--text-secondary);padding:40px 0;font-size:14px}.profile-page{max-width:480px;min-height:100vh;margin:0 auto;padding:16px}.profile-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.profile-back-btn{border:1px solid var(--border-cell);background:var(--bg-cell);width:36px;height:36px;color:var(--text-primary);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:16px;transition:all .2s;display:flex}.profile-back-btn:hover{border-color:var(--gold);color:var(--gold)}.profile-title{color:var(--text-primary);font-size:20px;font-weight:700}.profile-card{background:var(--bg-cell);border:1px solid var(--border-cell);border-radius:12px;align-items:center;gap:14px;margin-bottom:20px;padding:16px;display:flex}.profile-avatar{background:var(--gold);width:52px;height:52px;color:var(--bg-primary);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:22px;font-weight:800;display:flex}.profile-info{flex-direction:column;gap:2px;display:flex}.profile-nickname{color:var(--text-primary);font-size:16px;font-weight:600}.profile-phone{color:var(--text-secondary);font-size:13px}.profile-section{margin-bottom:20px}.profile-section-title{color:var(--text-primary);margin-bottom:10px;font-size:16px;font-weight:600}.daily-card{background:var(--bg-cell);border:1px solid var(--border-cell);border-radius:10px;justify-content:space-between;align-items:center;padding:14px;display:flex}.daily-info{flex-direction:column;gap:2px;display:flex}.daily-date{color:var(--text-primary);font-size:14px;font-weight:600}.daily-desc{color:var(--text-secondary);font-size:13px}.daily-done{color:var(--neon-green);font-size:14px;font-weight:600}.daily-start-btn{background:var(--gold);color:var(--bg-primary);cursor:pointer;border:none;border-radius:8px;padding:8px 16px;font-size:13px;font-weight:700;transition:all .2s}.daily-start-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #fbbf2466}.stats-grid{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.stats-item{background:var(--bg-cell);border:1px solid var(--border-cell);border-radius:10px;flex-direction:column;align-items:center;padding:14px 8px;display:flex}.stats-value{color:var(--gold);font-size:22px;font-weight:800}.stats-label{color:var(--text-secondary);margin-top:2px;font-size:12px}.best-times{flex-direction:column;gap:6px;display:flex}.best-time-row{background:var(--bg-cell);border:1px solid var(--border-cell);border-radius:8px;justify-content:space-between;align-items:center;padding:10px 14px;display:flex}.best-time-label{color:var(--text-secondary);font-size:13px}.best-time-value{color:var(--gold);font-variant-numeric:tabular-nums;font-size:14px;font-weight:700}.profile-empty{text-align:center;color:var(--text-secondary);padding:20px 0;font-size:14px}.profile-actions{gap:10px;margin-top:24px;display:flex}.profile-leaderboard-btn{border:1px solid var(--gold);height:44px;color:var(--gold);cursor:pointer;background:0 0;border-radius:8px;flex:1;font-size:15px;font-weight:600;transition:all .2s}.profile-leaderboard-btn:hover{background:#fbbf241a}.profile-logout-btn{border:1px solid var(--border-cell);height:44px;color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;flex:1;font-size:15px;transition:all .2s}.profile-logout-btn:hover{border-color:var(--text-error);color:var(--text-error)}.battle-lobby-page{max-width:480px;min-height:100vh;margin:0 auto;padding:16px;position:relative;overflow:hidden}.battle-lobby-bg-glow{background:radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);pointer-events:none;z-index:0;width:140%;height:140%;position:fixed;top:-20%;left:-20%}.battle-lobby-header{z-index:1;justify-content:space-between;align-items:center;margin-bottom:24px;display:flex;position:relative}.battle-lobby-back-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);width:38px;height:38px;color:var(--text-primary);cursor:pointer;box-shadow:var(--shadow-soft);border-radius:14px;justify-content:center;align-items:center;font-size:16px;transition:all .2s;display:flex}.battle-lobby-back-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.battle-lobby-title{color:var(--accent-primary);font-size:20px;font-weight:700}.battle-lobby-content{z-index:1;position:relative}.battle-lobby-section{margin-bottom:24px}.battle-lobby-section-title{color:var(--text-primary);margin-bottom:14px;font-size:16px;font-weight:600}.battle-lobby-options{flex-direction:column;gap:14px;display:flex}.battle-lobby-option-group{flex-direction:column;gap:8px;display:flex}.battle-lobby-label{color:var(--text-secondary);font-size:13px;font-weight:500}.battle-lobby-btn-group{gap:8px;display:flex}.battle-lobby-opt-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);color:var(--text-secondary);cursor:pointer;box-shadow:var(--shadow-soft);border-radius:12px;flex:1;padding:10px 12px;font-size:14px;font-weight:500;transition:all .2s}.battle-lobby-opt-btn--active{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);color:var(--text-prefilled);box-shadow:0 3px 12px var(--accent-glow);border-color:#0000;font-weight:600}.battle-lobby-opt-btn:not(.battle-lobby-opt-btn--active):hover{border-color:var(--accent-primary);color:var(--accent-primary)}.battle-lobby-actions{flex-direction:column;gap:10px;margin-bottom:28px;display:flex}.battle-lobby-match-btn{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);color:var(--text-prefilled);cursor:pointer;box-shadow:0 4px 16px var(--accent-glow);border:none;border-radius:16px;padding:14px;font-size:17px;font-weight:700;transition:all .2s}.battle-lobby-match-btn:hover{box-shadow:0 6px 24px var(--accent-glow-strong);transform:translateY(-2px)}.battle-lobby-match-btn:active{transform:translateY(0)}.battle-lobby-create-btn{border:1.5px solid var(--accent-primary);color:var(--accent-primary);cursor:pointer;background:#60a5fa0f;border-radius:14px;padding:12px;font-size:15px;font-weight:600;transition:all .2s}.battle-lobby-create-btn:hover{background:#60a5fa1f}.battle-lobby-rules{background:var(--bg-cell);border:1.5px solid var(--border-cell);box-shadow:var(--shadow-soft);border-radius:16px;padding:18px}.battle-lobby-rules-title{color:var(--text-primary);margin:0 0 10px;font-size:15px;font-weight:600}.battle-lobby-rules-list{color:var(--text-secondary);margin:0;padding-left:18px;font-size:13px;line-height:1.8}.battle-lobby-matching{z-index:1;flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:60vh;display:flex;position:relative}.battle-lobby-matching-spinner{border:4px solid var(--border-cell);border-top-color:var(--accent-primary);border-radius:50%;width:52px;height:52px;animation:.8s linear infinite spin}.battle-lobby-matching-text{color:var(--text-primary);font-size:18px;font-weight:600}.battle-lobby-matching-hint{color:var(--text-secondary);font-size:14px}.battle-lobby-cancel-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);color:var(--text-secondary);cursor:pointer;border-radius:12px;margin-top:12px;padding:10px 28px;font-size:14px;transition:all .2s}.battle-lobby-cancel-btn:hover{border-color:var(--text-error);color:var(--text-error)}.battle-lobby-waiting{z-index:1;flex-direction:column;align-items:center;gap:20px;display:flex;position:relative}.battle-lobby-room-info{background:#60a5fa14;border:1px solid #60a5fa33;border-radius:12px;padding:10px 20px}.battle-lobby-room-id{color:var(--accent-primary);font-variant-numeric:tabular-nums;font-size:14px;font-weight:600}.battle-lobby-players{align-items:center;gap:16px;width:100%;display:flex}.battle-lobby-player-card{background:var(--bg-cell);border:2px solid var(--border-cell);box-shadow:var(--shadow-soft);border-radius:16px;flex-direction:column;flex:1;align-items:center;gap:8px;padding:20px 12px;transition:all .3s;display:flex}.battle-lobby-player-card--ready{border-color:var(--neon-green);box-shadow:0 4px 16px #3d9e6e26}.battle-lobby-player-avatar{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);width:48px;height:48px;color:var(--text-prefilled);border-radius:50%;justify-content:center;align-items:center;font-size:20px;font-weight:800;display:flex}.battle-lobby-player-avatar--empty{background:var(--border-cell);color:var(--text-secondary)}.battle-lobby-player-name{color:var(--text-primary);margin:0;font-size:14px;font-weight:600}.battle-lobby-player-status{color:var(--text-secondary);margin:0;font-size:12px}.battle-lobby-vs{color:var(--accent-primary);flex-shrink:0;font-size:22px;font-weight:800}.battle-lobby-ready-btn{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);width:100%;color:var(--text-prefilled);cursor:pointer;box-shadow:0 4px 16px var(--accent-glow);border:none;border-radius:16px;padding:14px;font-size:17px;font-weight:700;transition:all .2s}.battle-lobby-ready-btn:hover{box-shadow:0 6px 24px var(--accent-glow-strong);transform:translateY(-2px)}.battle-lobby-waiting-hint{color:var(--text-secondary);font-size:14px;animation:1.5s ease-in-out infinite pulse-text}.battle-lobby-error{color:var(--text-error);z-index:100;background:#f8717114;border:1px solid #f871714d;border-radius:12px;align-items:center;gap:10px;padding:12px 20px;font-size:14px;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 4px 16px #f8717126}.battle-lobby-error button{color:var(--text-error);cursor:pointer;background:0 0;border:none;padding:0;font-size:16px}.battle-lobby-connection-status{z-index:1;justify-content:center;margin-bottom:12px;display:flex;position:relative}.battle-lobby-status-connected{color:var(--neon-green,#3d9e6e);background:#3d9e6e14;border:1px solid #3d9e6e33;border-radius:20px;align-items:center;gap:6px;padding:4px 14px;font-size:12px;display:inline-flex}.battle-lobby-status-disconnected{color:var(--text-error);background:#f8717114;border:1px solid #f8717133;border-radius:20px;align-items:center;gap:6px;padding:4px 14px;font-size:12px;display:inline-flex}.battle-lobby-reconnect-btn{border:1px solid var(--text-error);color:var(--text-error);cursor:pointer;background:0 0;border-radius:10px;margin-left:4px;padding:2px 8px;font-size:11px}.battle-lobby-reconnect-btn:hover{background:#f871711f}.battle-lobby-match-btn:disabled,.battle-lobby-create-btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none!important;transform:none!important}.battle-lobby-warning{text-align:center;color:#f0ad4e;background:#f0ad4e14;border:1px solid #f0ad4e33;border-radius:10px;margin-bottom:16px;padding:8px 16px;font-size:13px}.battle-game-page{flex-direction:column;gap:10px;max-width:480px;min-height:100vh;margin:0 auto;padding:10px;display:flex;position:relative}.battle-game-freeze-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;opacity:0;pointer-events:none;background:#60a5fa26;flex-direction:column;justify-content:center;align-items:center;gap:8px;transition:opacity .3s;display:flex;position:fixed;inset:0}.battle-game-freeze-overlay--active{opacity:1;pointer-events:auto}.battle-game-freeze-icon{font-size:48px;animation:.8s ease-in-out infinite freeze-pulse}@keyframes freeze-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}.battle-game-freeze-overlay p{color:var(--accent-secondary);font-size:18px;font-weight:600}.battle-game-header{background:var(--bg-cell);border:1.5px solid var(--border-cell);box-shadow:var(--shadow-soft);border-radius:14px;justify-content:space-between;align-items:center;padding:8px 12px;display:flex}.battle-game-timer{color:var(--accent-primary);font-variant-numeric:tabular-nums;font-size:18px;font-weight:700}.battle-game-scores{align-items:center;gap:6px;font-size:12px;font-weight:600;display:flex}.battle-game-score--me{color:var(--accent-primary)}.battle-game-score--opponent{color:var(--text-secondary)}.battle-game-score-separator{color:var(--border-cell)}.battle-game-exit-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);color:var(--text-secondary);cursor:pointer;border-radius:10px;padding:6px 12px;font-size:12px;transition:all .2s}.battle-game-exit-btn:hover{border-color:var(--text-error);color:var(--text-error)}.battle-game-main{flex-direction:column;gap:12px;display:flex}.battle-game-my-area{flex-direction:column;gap:10px;display:flex}.battle-game-board-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;font-size:12px;font-weight:600}.battle-my-board{border:2px solid var(--border-box);background:var(--bg-board);width:min(94vw,440px);height:min(94vw,440px);box-shadow:var(--shadow-soft);border-radius:10px;margin:0 auto;display:grid;overflow:hidden}.battle-my-cell{border:1px solid var(--border-cell);cursor:pointer;background:var(--bg-cell);-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;justify-content:center;align-items:center;transition:background-color .15s;display:flex;position:relative}.battle-my-cell--selected{box-shadow:inset 0 0 8px var(--accent-glow);background:var(--bg-cell-selected)!important}.battle-my-cell--fogged{cursor:not-allowed;background:var(--silver)!important}.battle-my-cell--fogged:after{content:"";-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#94a3b899;position:absolute;inset:0}.battle-my-cell--prefilled{font-weight:700}.battle-my-cell--filled:not(.battle-my-cell--prefilled){background:#e87b350f}.battle-my-cell-value{z-index:1;font-size:clamp(18px,5vw,28px);font-weight:600;line-height:1}.battle-my-cell-value--prefilled{color:var(--text-prefilled)}.battle-my-cell-value--user{color:var(--accent-primary)}.battle-game-number-pad{grid-template-columns:repeat(5,1fr);gap:6px;width:100%;max-width:440px;margin:0 auto;display:grid}.battle-game-num-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);color:var(--text-primary);cursor:pointer;box-shadow:var(--shadow-soft);border-radius:12px;padding:12px 4px;font-size:18px;font-weight:600;transition:all .15s}.battle-game-num-btn:hover:not(:disabled){border-color:var(--accent-primary);color:var(--accent-primary);transform:translateY(-1px)}.battle-game-num-btn:active:not(:disabled){transform:translateY(0)}.battle-game-num-btn:disabled{opacity:.4;cursor:not-allowed}.battle-game-num-btn--erase{color:var(--text-error);border-color:#f871714d}.battle-game-num-btn--erase:hover:not(:disabled){border-color:var(--text-error);background:#f8717114}.battle-game-items{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;min-height:44px;display:flex}.battle-game-item-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);cursor:pointer;box-shadow:var(--shadow-soft);border-radius:12px;align-items:center;gap:4px;padding:8px 14px;transition:all .2s;display:flex}.battle-game-item-btn:hover{border-color:var(--accent-primary);box-shadow:0 4px 12px var(--accent-glow);transform:translateY(-1px)}.battle-game-item-icon{font-size:18px}.battle-game-item-name{color:var(--text-primary);font-size:12px;font-weight:600}.battle-game-items-empty{color:var(--text-secondary);margin:0;font-size:12px}.battle-game-opponent-area{border:1.5px solid var(--border-cell);background:#94a3b80f;border-radius:14px;flex-direction:column;gap:6px;padding:10px;display:flex}.battle-mini-board{border:1.5px solid var(--border-box);background:var(--bg-board);opacity:.7;border-radius:8px;width:min(90vw,400px);height:min(90vw,400px);margin:0 auto;display:grid;overflow:hidden}.battle-mini-cell{border:.5px solid var(--border-cell);color:var(--text-secondary);background:var(--bg-cell);justify-content:center;align-items:center;font-size:clamp(10px,2.5vw,16px);font-weight:500;display:flex}.battle-mini-cell--prefilled{color:var(--text-primary);font-weight:700}.battle-mini-cell--filled{color:var(--accent-primary);background:#e87b350f}.battle-game-opponent-info{text-align:center;color:var(--text-secondary);font-size:12px}.battle-game-effects{flex-wrap:wrap;justify-content:center;gap:6px;padding:6px;display:flex}.battle-game-effect-badge{color:var(--text-error);background:#f8717114;border:1px solid #f871714d;border-radius:8px;align-items:center;gap:4px;padding:4px 10px;font-size:12px;font-weight:500;display:flex}.battle-game-effect-timer{font-variant-numeric:tabular-nums;font-weight:700}.battle-result-page{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex;position:relative;overflow:hidden}.battle-result-bg-glow{background:radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);pointer-events:none;z-index:0;width:160%;height:160%;position:fixed;top:-30%;left:-30%}.battle-result-card{background:var(--bg-cell);border:1.5px solid var(--border-cell);text-align:center;width:100%;max-width:400px;box-shadow:var(--shadow-card);z-index:1;border-radius:24px;padding:32px 24px;position:relative}.battle-result-icon{margin-bottom:16px;font-size:56px}.battle-result-icon--win{color:var(--gold);animation:.6s trophy-bounce}.battle-result-icon--lose{font-size:56px}.battle-result-title{margin:0 0 6px;font-size:26px;font-weight:800}.battle-result-title--win{color:var(--gold)}.battle-result-title--lose{color:var(--text-secondary)}.battle-result-subtitle{color:var(--text-secondary);margin:0 0 24px;font-size:14px}.battle-result-scores{flex-direction:column;gap:10px;margin-bottom:24px;display:flex}.battle-result-player{background:var(--bg-cell-hover);border:1.5px solid var(--border-cell);border-radius:14px;align-items:center;gap:12px;padding:14px;transition:all .2s;display:flex}.battle-result-player--winner{background:#fbbf2414;border-color:#fbbf244d}.battle-result-rank{flex-shrink:0;font-size:28px}.battle-result-player-info{text-align:left;flex:1}.battle-result-player-name{color:var(--text-primary);margin:0 0 2px;font-size:15px;font-weight:700}.battle-result-player-stats{color:var(--text-secondary);margin:0;font-size:12px}.battle-result-player-time{color:var(--accent-primary);margin:2px 0 0;font-size:11px}.battle-result-winner-badge{background:linear-gradient(135deg, var(--gold) 0%, var(--bronze) 100%);color:var(--bg-primary);border-radius:8px;flex-shrink:0;padding:4px 10px;font-size:12px;font-weight:700}.battle-result-actions{flex-direction:column;gap:10px;display:flex}.battle-result-again-btn{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);color:var(--text-prefilled);cursor:pointer;box-shadow:0 4px 16px var(--accent-glow);border:none;border-radius:16px;padding:14px;font-size:16px;font-weight:700;transition:all .2s}.battle-result-again-btn:hover{box-shadow:0 6px 24px var(--accent-glow-strong);transform:translateY(-2px)}.battle-result-home-btn{border:1.5px solid var(--border-cell);background:var(--bg-cell);color:var(--text-secondary);cursor:pointer;border-radius:14px;padding:12px;font-size:15px;font-weight:600;transition:all .2s}.battle-result-home-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary)}:root{--bg-primary:#0a0e17;--bg-secondary:#111827;--bg-page:#0a0e17;--bg-board:#1a2234;--bg-cell:#212a3d;--bg-cell-hover:#2a354d;--bg-cell-selected:#3a4a66;--bg-cell-highlight:#273044;--bg-cell-same-number:#2d3850;--bg-cell-error:#4a2530;--border-cell:#3d4a66;--border-box:#4a5a77;--text-primary:#f0f4f8;--text-secondary:#94a3b8;--text-prefilled:#fff;--text-user:#60a5fa;--text-note:#64748b;--text-error:#f87171;--accent-primary:#60a5fa;--accent-secondary:#38bdf8;--accent-glow:#60a5fa59;--accent-glow-strong:#60a5fa99;--neon-blue:#4a90d9;--neon-purple:#5b7db8;--neon-cyan:#3b82f6;--neon-orange:#c47a3a;--neon-green:#3d9e6e;--gold:#fbbf24;--silver:#94a3b8;--bronze:#d97706;--shadow-card:0 8px 32px #60a5fa26;--shadow-soft:0 4px 16px #60a5fa1a;--shadow-glow:0 0 30px #60a5fa33;--shadow-float:0 20px 40px #60a5fa33;--radius-soft:20px;--radius-card:16px;--radius-button:12px;--radius-pill:9999px;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-2xl:48px;--font-xs:12px;--font-sm:14px;--font-md:16px;--font-lg:18px;--font-xl:24px;--font-2xl:32px;--font-3xl:48px;--font-display:clamp(2rem, 5vw, 3.5rem);--transition-fast:.15s ease;--transition-normal:.25s ease;--transition-slow:.4s ease;--ease-bounce:cubic-bezier(.68, -.55, .265, 1.55);--ease-smooth:cubic-bezier(.4, 0, .2, 1)}[data-theme=light]{--bg-primary:#fff;--bg-secondary:#f1f5f9;--bg-page:#fff;--bg-board:#f8fafc;--bg-cell:#fff;--bg-cell-hover:#e2e8f0;--bg-cell-selected:#dbeafe;--bg-cell-highlight:#e2e8f0;--bg-cell-same-number:#cbd5e1;--bg-cell-error:#fee2e2;--border-cell:#cbd5e1;--border-box:#94a3b8;--text-primary:#1e293b;--text-secondary:#64748b;--text-prefilled:#0f172a;--text-user:#3b82f6;--text-note:#94a3b8;--text-error:#dc2626;--accent-primary:#3b82f6;--accent-secondary:#0ea5e9;--accent-glow:#3b82f633;--accent-glow-strong:#3b82f666;--neon-blue:#3b82f6;--neon-purple:#5b7db8;--neon-cyan:#2563eb;--neon-orange:#c47a3a;--neon-green:#3d9e6e;--gold:#f59e0b;--silver:#94a3b8;--bronze:#d97706;--shadow-card:0 8px 32px #3b82f614;--shadow-soft:0 4px 16px #3b82f60a;--shadow-glow:0 0 30px #3b82f61a;--shadow-float:0 20px 40px #3b82f614;--radius-soft:20px;--radius-card:16px;--radius-button:12px;--radius-pill:9999px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{background-color:var(--bg-primary);width:100%;height:100%;color:var(--text-prefilled);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;transition:all .4s cubic-bezier(.4,0,.2,1)}body{overflow-x:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:4px}::-webkit-scrollbar-thumb{background:var(--border-box);border-radius:4px;transition:all .2s}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}::selection{background:var(--accent-glow);color:var(--text-primary)}.page-container{flex-direction:column;min-height:100vh;transition:all .4s cubic-bezier(.4,0,.2,1);display:flex}.card{background:var(--bg-secondary);border-radius:var(--radius-card);box-shadow:var(--shadow-card);border:1px solid var(--border-cell);padding:20px;transition:all .3s cubic-bezier(.4,0,.2,1)}.card:hover{box-shadow:var(--shadow-card), 0 0 20px var(--accent-glow);transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);color:#fff;cursor:pointer;box-shadow:0 4px 15px var(--accent-glow);border:none;border-radius:12px;padding:12px 24px;font-weight:600;transition:all .25s cubic-bezier(.4,0,.2,1)}.btn-primary:hover{box-shadow:0 6px 20px var(--accent-glow), 0 0 25px #60a5fa4d;transform:translateY(-2px)}.btn-primary:active{box-shadow:0 2px 10px var(--accent-glow);transform:translateY(0)}.btn-secondary{background:var(--bg-cell);color:var(--text-primary);border:1px solid var(--border-cell);cursor:pointer;border-radius:12px;padding:12px 24px;font-weight:500;transition:all .25s cubic-bezier(.4,0,.2,1)}.btn-secondary:hover{border-color:var(--accent-primary);box-shadow:0 0 15px var(--accent-glow)}.glow-text{text-shadow:0 0 10px var(--accent-glow), 0 0 20px #60a5fa66, 0 0 30px #60a5fa33}.gradient-border{background:var(--bg-secondary);border-radius:var(--radius-card);position:relative}.gradient-border:before{content:"";border-radius:var(--radius-card);background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));-webkit-mask-composite:xor;pointer-events:none;padding:1px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#fff 0 0),linear-gradient(#fff 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}@keyframes fade-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes scale-in{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-fade-in{animation:.5s ease-out forwards fade-in}.animate-slide-up{animation:.4s ease-out forwards slide-up}.animate-scale-in{animation:.3s ease-out forwards scale-in}.animate-float{animation:3s ease-in-out infinite float}.animate-shimmer{background:linear-gradient(90deg,#0000 0%,#ffffff1a 50%,#0000 100%) 0 0/200% 100%;animation:1.5s infinite shimmer}.theme-transition{transition:all var(--transition-slow) var(--ease-smooth)}@layer utilities{.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.focus-ring{outline:none;position:relative}.focus-ring:focus-visible:after{content:"";border-radius:inherit;border:2px solid var(--accent-primary);box-shadow:0 0 0 4px var(--accent-glow);position:absolute;inset:-2px}.glass-effect{-webkit-backdrop-filter:blur(10px);background:#ffffff0d}.text-gradient{background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.animate-pulse-glow{animation:2s ease-in-out infinite pulse-glow}.animate-bounce-in{animation:bounce-in .6s var(--ease-bounce) forwards}.animate-slide-in-left{animation:slide-in-left .4s var(--ease-smooth) forwards}.animate-slide-in-right{animation:slide-in-right .4s var(--ease-smooth) forwards}.animate-scale-hover:hover{transform:scale(1.05)}.animate-lift-hover:hover{box-shadow:var(--shadow-float);transform:translateY(-4px)}.responsive-text{font-size:clamp(1rem,2.5vw,1.5rem)}.responsive-title{font-size:clamp(1.5rem,4vw,2.5rem)}.max-w-container{max-width:1200px;padding:0 var(--spacing-md);margin:0 auto}.flex-center{justify-content:center;align-items:center;display:flex}.flex-between{justify-content:space-between;align-items:center;display:flex}.grid-auto{gap:var(--spacing-lg);grid-template-columns:repeat(auto-fit,minmax(280px,1fr));display:grid}}@keyframes bounce-in{0%{opacity:0;transform:scale(.3)}50%{transform:scale(1.05)}70%{transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes slide-in-left{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}@keyframes slide-in-right{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes progress-shine{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-5px)}20%,40%,60%,80%{transform:translate(5px)}}@keyframes success-pop{0%{transform:scale(1)}50%{transform:scale(1.2)}to{transform:scale(1)}}.animate-shake{animation:.5s ease-in-out shake}.animate-success-pop{animation:success-pop .3s var(--ease-bounce)}@media (width<=640px){.mobile-hidden{display:none!important}.mobile-center{text-align:center}}@media (width>=640px){.desktop-hidden{display:none!important}}@media (width<=768px){.tablet-hidden{display:none!important}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}