:root{--font-display:"Fredoka", cursive, sans-serif;--font-body:"Nunito", sans-serif;--color-yellow:#fcd34d;--color-yellow-dark:#f59e0b;--color-purple:#a78bfa;--color-purple-dark:#7c3aed;--color-green:#34d399;--color-green-dark:#059669;--color-orange:#fb923c;--color-orange-dark:#ea580c;--bg-gradient:linear-gradient(135deg, #fef9c3 0%, #fef3c7 40%, #ecfdf5 100%);--card-shadow:0 10px 25px -5px #00000014, 0 8px 10px -6px #0000000a;--btn-shadow:0 6px 0px #0000001f}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;margin:0;padding:0}body{font-family:var(--font-body);background:var(--bg-gradient);color:#1e293b;min-height:100vh;position:relative;overflow-x:hidden}h1,h2,h3,h4,.font-display{font-family:var(--font-display)}.bg-bubbles{pointer-events:none;z-index:0;width:100%;height:100%;position:fixed;top:0;left:0;overflow:hidden}.bubble{opacity:.25;border-radius:50%;animation:14s ease-in-out infinite floatBubble;position:absolute}@keyframes floatBubble{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-30px)scale(1.08)}}.kid-btn{font-family:var(--font-display);cursor:pointer;border:none;border-radius:9999px;justify-content:center;align-items:center;gap:.6rem;font-weight:700;transition:all .15s cubic-bezier(.34,1.56,.64,1);display:inline-flex;box-shadow:0 6px #00000026,0 8px 16px #0000001a}.kid-btn:hover{transform:translateY(-2px);box-shadow:0 8px #00000026,0 12px 20px #0000001f}.kid-btn:active{transform:translateY(4px);box-shadow:0 2px #00000026}.card-container{perspective:1000px;aspect-ratio:1}.card-inner{text-align:center;width:100%;height:100%;transform-style:preserve-3d;cursor:pointer;box-shadow:var(--card-shadow);border-radius:1.5rem;transition:transform .45s cubic-bezier(.4,.2,.2,1);position:relative}.card-inner.is-flipped{transform:rotateY(180deg)}.card-front,.card-back{backface-visibility:hidden;border:4px solid #fff;border-radius:1.5rem;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:absolute;overflow:hidden}.card-back{color:#fff;background:linear-gradient(135deg,#f59e0b 0%,#10b981 100%)}.card-front{background:#fff;transform:rotateY(180deg)}@keyframes pulseFound{0%{transform:rotateY(180deg)scale(1)}50%{transform:rotateY(180deg)scale(1.08)}to{transform:rotateY(180deg)scale(1)}}.is-matched{animation:.5s ease-out pulseFound;border-color:#10b981!important}.modal-overlay{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:100;background:#0f172a99;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal-content{background:#fff;border:4px solid #fde68a;border-radius:2rem;width:100%;max-width:600px;max-height:90vh;padding:1.75rem;overflow-y:auto;box-shadow:0 25px 50px -12px #00000040}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#0000000a}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.nav-header{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:50;background:#ffffffe6;border-bottom:4px solid #fed7aa;justify-content:space-between;align-items:center;padding:.85rem 1.5rem;display:flex;position:sticky;top:0;box-shadow:0 4px 20px #0000000d}.nav-logo{cursor:pointer;flex-shrink:0;align-items:center;gap:.75rem;transition:transform .15s;display:flex}.nav-logo-icon{background:linear-gradient(135deg,#f59e0b,#ea580c);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.5rem;display:flex;box-shadow:0 4px 12px #ea580c4d}.nav-title{color:#0f172a;letter-spacing:-.5px;font-size:1.45rem;font-weight:800;line-height:1.1}.nav-subtitle{color:#64748b;font-size:.75rem;font-weight:600;display:block}.nav-controls{flex-shrink:0;align-items:center;gap:.6rem;display:flex}.nav-child-pill{background:#fef3c7;border:2px solid #fde68a;border-radius:9999px;align-items:center;gap:.5rem;padding:.35rem .85rem .35rem .5rem;display:flex;box-shadow:0 2px 6px #0000000a}.nav-child-name{font-family:var(--font-display);color:#b45309;font-size:.95rem;font-weight:700}.nav-btn-icon{border-radius:50%;width:40px;height:40px;padding:0}.nav-pais-btn{align-items:center;gap:.4rem;padding:.5rem .9rem;font-size:.85rem;display:inline-flex}@media (width<=640px){.nav-header{padding:.5rem .65rem!important}.nav-logo{gap:.5rem!important}.nav-logo-icon{width:36px!important;height:36px!important;font-size:1.25rem!important}.nav-title{font-size:1.15rem!important}.nav-subtitle{display:none!important}.nav-controls{gap:.4rem!important}.nav-child-pill{padding:.25rem .45rem!important}.nav-child-name{display:none!important}.nav-btn-icon{width:36px!important;height:36px!important}.nav-pais-text{display:none!important}.nav-pais-btn{border-radius:50%!important;justify-content:center!important;width:36px!important;height:36px!important;padding:0!important}.modal-overlay{padding:.5rem!important}.modal-content{border-radius:1.5rem!important;max-height:94vh!important;padding:1.15rem .85rem!important}}