:root{--color-bg:#1A1A2E;--color-surface:#16213E;--color-box-default:#0F3460;--color-box-active:#1A5276;--color-correct:#27AE60;--color-wrong:#E74C3C;--color-fail-reveal:#5D6D7E;--color-text:#ECF0F1;--color-text-dim:#8899AA;--color-gold:#F39C12;--color-key-bg:#2C3E6D;--color-key-hover:#3D5080;--color-modal-bg:#1E2A4A;--box-size:48px;--box-gap:6px;--box-radius:8px;--keyboard-btn-w:36px;--keyboard-btn-h:42px;--keyboard-gap:4px;--font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);background:var(--color-bg);color:var(--color-text);min-height:100dvh;overflow:hidden;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;-moz-user-select:none;user-select:none}.app{display:flex;flex-direction:column;height:100dvh;max-width:520px;margin:0 auto;padding-top:env(safe-area-inset-top)}.page-shell{flex:1 1;min-height:0;display:flex;flex-direction:column}.page{display:none;flex:1 1;min-height:0}.page.page-active{display:flex}.page-daily{flex-direction:column;overflow:hidden}#endless-page,#home-page,#profile-page{align-items:center;justify-content:center;padding:20px}.home-card,.mode-card,.profile-empty{width:100%;max-width:460px;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:20px;box-shadow:0 8px 28px rgba(0,0,0,.28)}.home-card h2,.mode-card h2,.profile-empty h2{font-size:22px;font-weight:800;margin-bottom:8px;color:#fff}.home-card p,.mode-card p,.profile-empty p{color:var(--color-text-dim);font-size:14px;line-height:1.5}.cta-btn{margin-top:16px;width:100%;border:none;height:46px;border-radius:12px;background:linear-gradient(180deg,#F7B84D,#F39C12);color:#1a1a2e;font-size:15px;font-weight:800;cursor:pointer}.mode-card h3{margin-top:16px;margin-bottom:8px;color:var(--color-gold);font-size:14px;font-weight:700}.category-grid,.mode-actions{display:grid;grid-template-columns:1fr;grid-gap:10px;gap:10px}.mode-btn{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);color:var(--color-text);border-radius:12px;height:44px;font-size:14px;font-weight:700;cursor:pointer}.header{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;border-bottom:1px solid rgba(255,255,255,.08);flex-shrink:0}.header-title{text-align:center}.header-title h1{font-size:22px;font-weight:800;letter-spacing:4px;color:var(--color-gold)}.day-number{font-size:12px;font-weight:600}.day-number,.header-btn{color:var(--color-text-dim)}.header-btn{background:none;border:none;cursor:pointer;padding:8px;border-radius:8px;transition:background .2s}.header-btn:hover{background:rgba(255,255,255,.08)}.score-bar{display:flex;align-items:center;justify-content:space-between;padding:8px 20px 6px;gap:10px;flex-shrink:0}.lives-display,.score-display{display:flex;align-items:center;gap:8px}.hint-chip{gap:6px;height:34px;padding:0 10px;border-radius:999px;border:1px solid rgba(243,156,18,.45);background:rgba(243,156,18,.14);color:#FAD182;font-size:13px;font-weight:700;font-family:var(--font-family);cursor:pointer;flex-shrink:0;transition:transform .12s ease,background .12s ease,opacity .12s ease}.hint-chip,.hint-chip .hint-count{display:inline-flex;align-items:center}.hint-chip .hint-count{justify-content:center;min-width:20px;height:20px;padding:0 5px;border-radius:999px;background:rgba(0,0,0,.28);color:var(--color-text);font-size:12px;font-weight:800}.hint-chip:active{transform:scale(.97)}.hint-chip.disabled{opacity:.55;cursor:default}.hint-visual{margin:0 20px 6px;padding:8px 12px;border-radius:10px;border:1px solid rgba(243,156,18,.22);background:rgba(243,156,18,.1);color:#F4D79A;font-size:12px;font-weight:600;line-height:1.3;opacity:0;transform:translateY(-2px);pointer-events:none;transition:opacity .14s ease,transform .14s ease}.hint-visual.show{opacity:1;transform:translateY(0)}.lives-label,.score-label{font-size:13px;color:var(--color-text-dim);font-weight:600;text-transform:uppercase;letter-spacing:1px}.score-value{font-size:20px;font-weight:800;color:var(--color-gold);min-width:28px}.lives-count,.lives-hearts{display:flex;gap:4px}.lives-count{font-size:18px;font-weight:800;color:var(--color-correct)}.lives-total{font-size:14px;color:var(--color-text-dim)}.pyramid{flex-direction:column;padding:10px 8px 8px;flex:1 1;min-height:0}.pyramid,.pyramid-row{display:flex;align-items:center;justify-content:center;gap:var(--box-gap)}.pyramid-row{transition:opacity .3s ease,transform .3s ease}.pyramid-row.inactive{opacity:.45}.pyramid-row.active{opacity:1}.pyramid-row.completed{opacity:.85}.pyramid-row.failed{opacity:.65}.pyramid-row.pending{opacity:.45}.box{width:var(--box-size);height:var(--box-size);display:flex;align-items:center;justify-content:center;background:var(--color-box-default);border-radius:var(--box-radius);font-size:18px;font-weight:700;color:var(--color-text);position:relative;transition:background .3s,transform .3s;perspective:600px}.pyramid-row.active .box{background:var(--color-box-active);box-shadow:0 0 12px rgba(243,156,18,.2)}.box .box-content{display:flex;align-items:center;justify-content:center;width:100%;height:100%;transition:transform .4s ease;transform-style:preserve-3d}.box.flipping .box-content{animation:flipBox .5s ease}.box.revealed-correct{background:var(--color-correct)}.box.revealed-fail{background:var(--color-fail-reveal)}.box.guessed{background:var(--color-correct);box-shadow:0 0 8px rgba(39,174,96,.4)}.box .letter-display{font-size:20px;font-weight:800;transition:transform .1s ease,filter .1s ease}.box .number-badge{position:absolute;top:4px;right:4px;font-size:12px;font-weight:700;opacity:.82;color:rgba(255,255,255,.95);background:rgba(0,0,0,.32);padding:2px 4px;border-radius:4px;line-height:1;pointer-events:none;transform:translateY(0) scale(.9);transition:opacity .09s linear,transform .09s linear}.box:active .number-badge,.box:hover .number-badge{opacity:1;transform:translateY(0) scale(1.04)}.box:active .letter-display,.box:hover .letter-display{transform:scale(1.08);filter:drop-shadow(0 1px 3px rgba(0,0,0,.25))}.keyboard{display:flex;flex-direction:column;align-items:center;gap:6px;width:100%;padding:10px 8px;background:linear-gradient(180deg,rgba(22,33,62,.95),rgba(17,27,52,.98));border-top:1px solid rgba(255,255,255,.08);margin-bottom:6px;flex-shrink:0;overflow:hidden}.keyboard-row{display:grid;grid-template-columns:repeat(var(--cols,10),minmax(0,1fr));width:100%;max-width:500px;grid-gap:4px;gap:4px}.key{width:100%;min-width:0;height:clamp(36px,5.2vh,50px);border-radius:10px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,#3B4F84,#2C3E6D);color:var(--color-text);font-size:clamp(12px,2.7vw,16px);font-weight:700;font-family:var(--font-family);cursor:pointer;transition:background .12s ease,transform .12s ease,box-shadow .12s ease,border-color .12s ease;display:flex;align-items:center;justify-content:center;touch-action:manipulation;position:relative;box-shadow:0 2px 8px rgba(0,0,0,.24)}.key:focus-visible{outline:2px solid rgba(243,156,18,.8);outline-offset:1px}@media (hover:hover){.key:hover{background:linear-gradient(180deg,#4A6098,#354B80);border-color:rgba(255,255,255,.2);transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.3)}}.key:active{transform:scale(.96) translateY(1px);box-shadow:0 2px 8px rgba(243,156,18,.28);z-index:10}.key.correct{background:linear-gradient(180deg,#2FBC6D,#27AE60);border-color:rgba(255,255,255,.22);color:white}.key.wrong{background:linear-gradient(180deg,#EE5A4C,#E74C3C);border-color:rgba(255,255,255,.18);color:white;opacity:.95}.key.disabled{pointer-events:none;opacity:.3}.bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:10px;gap:10px;padding:10px 10px max(12px,env(safe-area-inset-bottom));background:linear-gradient(180deg,rgba(15,24,44,.96),rgba(10,18,34,.98));border-top:1px solid rgba(255,255,255,.1);flex-shrink:0}.bottom-nav-btn{display:flex;flex-direction:column;gap:6px;height:82px;border-radius:14px;border:1px solid rgba(255,255,255,.1);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));color:var(--color-text-dim);font-size:12px;font-weight:600;font-family:var(--font-family);cursor:pointer;transition:background .14s ease,color .14s ease,transform .14s ease,border-color .14s ease,box-shadow .14s ease;box-shadow:0 2px 10px rgba(0,0,0,.22)}.bottom-nav-btn,.bottom-nav-icon{align-items:center;justify-content:center}.bottom-nav-icon{width:36px;height:36px;display:inline-flex;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}.bottom-nav-btn svg{width:18px;height:18px}.bottom-nav-label{font-size:12px;line-height:1.1;letter-spacing:.1px}.bottom-nav-btn.is-active{background:linear-gradient(180deg,rgba(243,156,18,.3),rgba(243,156,18,.2));color:#FFF3D2;border-color:rgba(243,156,18,.55);box-shadow:0 6px 18px rgba(243,156,18,.2)}.bottom-nav-btn.is-active .bottom-nav-icon{background:rgba(243,156,18,.22);border-color:rgba(243,156,18,.45)}.bottom-nav-btn:active{transform:scale(.97) translateY(1px)}@media (hover:hover){.bottom-nav-btn:hover{background:linear-gradient(180deg,rgba(255,255,255,.13),rgba(255,255,255,.06));color:var(--color-text);border-color:rgba(255,255,255,.2);box-shadow:0 6px 16px rgba(0,0,0,.28)}}@keyframes flipBox{0%{transform:rotateX(0deg)}50%{transform:rotateX(90deg)}to{transform:rotateX(0deg)}}@keyframes shakeRow{0%,to{transform:translateX(0)}20%{transform:translateX(-6px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}@keyframes bounceIn{0%{transform:scale(.8);opacity:0}60%{transform:scale(1.05)}to{transform:scale(1);opacity:1}}@keyframes pulseGold{0%,to{box-shadow:0 0 12px rgba(243,156,18,.2)}50%{box-shadow:0 0 20px rgba(243,156,18,.5)}}.pyramid-row.active .box{animation:pulseGold 2s ease-in-out infinite}.pyramid-row.shake{animation:shakeRow .4s ease}.row-complete-flash{animation:bounceIn .4s ease}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);display:none;align-items:center;justify-content:center;z-index:100;padding:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-overlay.show{display:flex}.modal{background:var(--color-modal-bg);border-radius:16px;max-width:380px;width:100%;max-height:80vh;overflow-y:auto;animation:bounceIn .3s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.08)}.modal-header h2{font-size:18px;font-weight:700}.modal-close{background:none;border:none;color:var(--color-text-dim);font-size:28px;cursor:pointer;padding:0 4px;line-height:1}.modal-body{padding:16px 20px 24px}.modal-body p{font-size:14px;line-height:1.6;color:var(--color-text-dim);margin-bottom:8px}.help-section{margin-top:12px}.help-section h3{font-size:15px;font-weight:700;color:var(--color-gold);margin-bottom:4px}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:12px;gap:12px}.stat-item{text-align:center;background:rgba(255,255,255,.04);border-radius:12px;padding:16px 8px}.stat-value{font-size:28px;font-weight:800;color:var(--color-gold)}.stat-label{font-size:11px;color:var(--color-text-dim);text-transform:uppercase;letter-spacing:.5px;margin-top:4px}.gameover-modal{text-align:center}.gameover-score{font-size:48px;font-weight:800;color:var(--color-gold);margin:8px 0}.gameover-score .max-score{font-size:20px;color:var(--color-text-dim);font-weight:600}.gameover-rows{gap:6px;margin:16px 0}.gameover-row-dot,.gameover-rows{display:flex;justify-content:center}.gameover-row-dot{width:32px;height:32px;border-radius:8px;align-items:center;font-size:13px;font-weight:700;color:white}.share-btn{background:var(--color-correct);color:white;border:none;border-radius:12px;padding:14px 40px;font-size:16px;font-weight:700;font-family:var(--font-family);cursor:pointer;margin:16px 0 8px;transition:transform .1s,background .2s}.share-btn:active{transform:scale(.96)}.share-options{display:none;flex-direction:column;gap:8px;margin-top:12px;width:100%}.share-options.show{display:flex}.share-option-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border:none;border-radius:8px;font-size:14px;font-weight:600;font-family:var(--font-family);cursor:pointer;transition:transform .1s,opacity .2s;color:white}.share-option-btn:active{transform:scale(.98)}.share-option-btn.whatsapp{background:#25D366}.share-option-btn.twitter{background:#000000}.share-option-btn.copy{background:var(--color-key-bg)}.share-option-btn svg{width:20px;height:20px}.share-toast{font-size:13px;color:var(--color-correct);font-weight:600;opacity:0;transition:opacity .3s}.share-toast.show{opacity:1}.next-game{margin-top:12px;font-size:14px;color:var(--color-text-dim)}.next-game .countdown{font-size:24px;font-weight:700;color:var(--color-text);margin-top:4px}@media (max-width:359px){:root{--box-size:38px;--box-gap:4px;--keyboard-btn-w:30px;--keyboard-btn-h:36px;--keyboard-gap:3px}.header-title h1{font-size:18px;letter-spacing:2px}.box .letter-display{font-size:16px}.box{font-size:15px}.hint-chip,.key{font-size:12px}.hint-chip{height:32px;padding:0 8px}.hint-visual{margin:0 14px 6px;padding:7px 10px;font-size:11px}.keyboard{padding:6px}.keyboard-row{gap:3px}.key{height:34px;font-size:11px}.bottom-nav{gap:6px;padding:8px 8px max(8px,env(safe-area-inset-bottom))}.bottom-nav-btn{height:68px;border-radius:12px}.bottom-nav-icon{width:30px;height:30px}.bottom-nav-btn svg{width:16px;height:16px}.bottom-nav-label{font-size:10px}.box .number-badge{font-size:10px;padding:2px 3px}}@media (min-width:360px) and (max-width:479px){:root{--box-size:46px;--box-gap:5px;--keyboard-btn-w:34px;--keyboard-btn-h:40px;--keyboard-gap:4px}.box .number-badge{font-size:12px;padding:2px 4px}}@media (min-width:480px) and (max-width:767px){:root{--box-size:54px;--box-gap:7px;--keyboard-btn-w:40px;--keyboard-btn-h:44px}.box{font-size:20px}.box .letter-display{font-size:22px}.box .number-badge{font-size:13px;padding:2px 5px}}@media (min-width:768px){:root{--box-size:62px;--box-gap:8px;--keyboard-btn-w:44px;--keyboard-btn-h:48px}.box{font-size:22px}.box .letter-display{font-size:26px}.key{font-size:16px}}@media (max-height:640px){:root{--box-size:36px;--box-gap:3px;--keyboard-btn-h:34px}.hint-visual{margin-bottom:4px;padding:7px 10px}.score-bar{padding:4px 16px}.pyramid{padding:6px 4px}.keyboard{padding:6px;margin-bottom:4px}.key{height:34px}.bottom-nav{padding:8px 8px max(8px,env(safe-area-inset-bottom))}.bottom-nav-btn{height:62px;border-radius:12px}.bottom-nav-icon{width:28px;height:28px}.bottom-nav-btn svg{width:15px;height:15px}.bottom-nav-label{font-size:10px}}