:root{--primary: #4f46e5;--primary-color: #4f46e5;--secondary: #06b6d4;--secondary-color: #06b6d4;--accent: #f59e0b;--success: #10b981;--danger: #ef4444;--danger-color: #ef4444;--bg-dark: #0f172a;--bg-light: #f8fafc;--text-dark: #1e293b;--text-light: #f1f5f9;--border: #e2e8f0;--border-color: #e2e8f0;--border-radius: 12px;--shadow: 0 10px 25px rgba(0,0,0,.1);--shadow-hover: 0 20px 40px rgba(0,0,0,.15);--radius: 12px;--transition: all .3s cubic-bezier(.4,0,.2,1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:var(--text-dark);background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.header{text-align:center;padding:1.5rem 1rem;background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.2);position:relative}.header-content{margin-bottom:1rem}.title{font-size:clamp(2rem,8vw,3.5rem);font-weight:800;color:#fff;text-shadow:0 4px 8px rgba(0,0,0,.3);margin-bottom:.5rem;letter-spacing:-.02em}.subtitle{font-size:clamp(.9rem,3vw,1.2rem);color:#ffffffe6;font-weight:500;text-shadow:0 2px 4px rgba(0,0,0,.2)}.main-nav{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap;margin-top:1rem;padding-top:1rem;border-top:2px solid rgba(255,255,255,.1)}.main-nav .nav-link{background:#ffffff1a;color:#ffffffe6;text-decoration:none;padding:.5rem 1rem;border-radius:8px;transition:all .3s ease;font-size:.9rem;font-weight:500;border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.main-nav .nav-link:hover{background:#fff3;transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.main-nav .nav-link.active{background:#ffffff4d;color:#fff;font-weight:600}.main{max-width:1800px;margin:0 auto;padding:2rem 1rem;display:grid;gap:3rem;position:relative;grid-template-columns:1fr 1fr;grid-template-areas:"coin-section dice-section" "educational-section educational-section" "fun-facts-section statistics-section" "history-section history-section"}#coin-section{grid-area:coin-section}#dice-section{grid-area:dice-section}.educational-section{grid-area:educational-section}.fun-facts-section{grid-area:fun-facts-section}.statistics-section{grid-area:statistics-section}@media (max-width: 1200px){.main{max-width:1200px;grid-template-columns:1fr;grid-template-areas:"coin-section" "dice-section" "educational-section" "fun-facts-section" "statistics-section" "history-section"}}@media (max-width: 768px){.main{padding:1rem;gap:2rem}}.main:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:100px;height:4px;background:linear-gradient(90deg,var(--primary) 0%,var(--secondary) 100%);border-radius:2px;opacity:.6}.game-section{background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3);border-radius:20px;padding:2rem;box-shadow:0 8px 32px #0000001a;transition:var(--transition);position:relative;overflow:hidden}.game-section:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary) 0%,var(--secondary) 100%);opacity:.8}.game-section:hover{box-shadow:0 12px 40px #00000026;transform:translateY(-8px);border-color:#ffffff80}.section-title{font-size:clamp(1.5rem,5vw,2rem);font-weight:800;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1.5rem;text-align:center;text-shadow:0 2px 4px rgba(0,0,0,.1)}.game-area{display:grid;gap:2rem;align-items:center}.coin-container{display:flex;justify-content:center;align-items:center;height:clamp(200px,40vw,300px);perspective:1200px;perspective-origin:center center}.coin{width:200px;height:200px;position:relative;transform-style:preserve-3d;transition:transform 1s cubic-bezier(.4,0,.2,1);cursor:pointer}.coin-side{position:absolute;width:100%;height:100%;border-radius:50%;backface-visibility:hidden;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px #0003;border:4px solid #d4af37}.coin-side img{width:100%;height:100%;border-radius:50%;object-fit:cover}.heads{background:linear-gradient(45deg,gold,#ffed4e)}.tails{background:linear-gradient(45deg,silver,#e5e5e5);transform:rotateY(180deg)}.coin.flipping{animation:coinFlip 1s ease-in-out}.coin.flipping-double{animation:coinFlipDouble 2s ease-in-out}.coin.flipping-triple{animation:coinFlipTriple 3s ease-in-out}@keyframes coinFlip{0%{transform:rotateY(0) rotateX(0)}25%{transform:rotateY(90deg) rotateX(15deg) scale(1.1)}50%{transform:rotateY(180deg) rotateX(0) scale(1.2)}75%{transform:rotateY(270deg) rotateX(-15deg) scale(1.1)}to{transform:rotateY(360deg) rotateX(0)}}@keyframes coinFlipDouble{0%{transform:rotateY(0) rotateX(0)}12.5%{transform:rotateY(90deg) rotateX(15deg) scale(1.05)}25%{transform:rotateY(180deg) rotateX(0) scale(1.1)}37.5%{transform:rotateY(270deg) rotateX(-15deg) scale(1.05)}50%{transform:rotateY(360deg) rotateX(0) scale(1)}62.5%{transform:rotateY(450deg) rotateX(15deg) scale(1.05)}75%{transform:rotateY(540deg) rotateX(0) scale(1.1)}87.5%{transform:rotateY(630deg) rotateX(-15deg) scale(1.05)}to{transform:rotateY(720deg) rotateX(0)}}@keyframes coinFlipTriple{0%{transform:rotateY(0) rotateX(0)}8.33%{transform:rotateY(90deg) rotateX(10deg) scale(1.03)}16.67%{transform:rotateY(180deg) rotateX(0) scale(1.07)}25%{transform:rotateY(270deg) rotateX(-10deg) scale(1.03)}33.33%{transform:rotateY(360deg) rotateX(0) scale(1)}41.67%{transform:rotateY(450deg) rotateX(10deg) scale(1.03)}50%{transform:rotateY(540deg) rotateX(0) scale(1.07)}58.33%{transform:rotateY(630deg) rotateX(-10deg) scale(1.03)}66.67%{transform:rotateY(720deg) rotateX(0) scale(1)}75%{transform:rotateY(810deg) rotateX(10deg) scale(1.03)}83.33%{transform:rotateY(900deg) rotateX(0) scale(1.07)}91.67%{transform:rotateY(990deg) rotateX(-10deg) scale(1.03)}to{transform:rotateY(1080deg) rotateX(0)}}.coin.heads-result{transform:rotateY(0)}.coin.tails-result{transform:rotateY(180deg)}.dice-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:1rem;justify-items:center;min-height:200px;align-content:center;background:#ffffff80;border-radius:var(--border-radius);padding:2rem;border:2px dashed var(--border-color)}.dice{display:flex;flex-direction:column;align-items:center;gap:.5rem;transition:var(--transition);cursor:pointer;padding:.5rem;border-radius:8px}.dice:hover{background:#4f46e51a}.dice img{width:80px;height:80px;object-fit:contain;filter:drop-shadow(0 4px 8px rgba(0,0,0,.2));transition:var(--transition)}.dice.rolling img{animation:diceRoll 1s ease-in-out}.dice-label{font-size:.8rem;font-weight:600;color:var(--primary-color);background:#fff;padding:.25rem .5rem;border-radius:4px;border:1px solid var(--border-color)}.dice-value{font-size:1.5rem;font-weight:700;color:var(--text-dark);background:var(--accent-color);color:#fff;padding:.25rem .5rem;border-radius:6px;margin-top:.25rem;min-width:30px;text-align:center}.dice-controls{background:var(--background-light);border-radius:var(--border-radius);padding:1.5rem;margin-bottom:2rem;border:2px solid var(--border-color)}.dice-controls h3{font-size:1.1rem;font-weight:600;color:var(--text-dark);margin-bottom:.75rem}.dice-types{margin-bottom:1.5rem}.dice-type-buttons{display:flex;gap:.5rem;flex-wrap:wrap}.add-dice-btn{background:linear-gradient(135deg,var(--secondary-color),var(--primary-color));color:#fff!important;border:none;padding:.5rem 1rem;border-radius:8px;font-weight:700;cursor:pointer;transition:var(--transition);font-size:.9rem;text-shadow:0 1px 3px rgba(0,0,0,.5);min-height:40px;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;flex-direction:column;min-width:70px}.add-dice-btn .dice-btn-image{width:24px;height:24px;object-fit:contain;transition:var(--transition)}.add-dice-btn:hover .dice-btn-image{transform:scale(1.1)}.add-dice-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #06b6d44d}.active-dice{margin-bottom:1.5rem}.active-dice-list{display:flex;gap:.5rem;flex-wrap:wrap;min-height:40px;align-items:center}.active-dice-item{background:#fff;border:2px solid var(--primary-color);border-radius:8px;padding:.5rem .75rem;display:flex;align-items:center;gap:.5rem;font-weight:600;color:var(--primary-color)}.active-dice-image{width:20px;height:20px;object-fit:contain}.remove-dice-btn{background:var(--danger-color);color:#fff;border:none;border-radius:50%;width:20px;height:20px;font-size:14px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.remove-dice-btn:hover{background:#dc2626}.roll-options{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}.roll-options label{font-weight:600;color:var(--text-dark);display:flex;align-items:center;gap:.5rem}.roll-options input[type=number]{padding:.5rem;border:2px solid var(--border-color);border-radius:6px;width:80px}.roll-options input[type=checkbox]{width:16px;height:16px}.controls{text-align:center;display:flex;flex-direction:column;gap:1.5rem;align-items:center;padding:1.5rem;background:#ffffff0d;border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.dice-options{display:flex;gap:1rem;align-items:center;flex-wrap:wrap;justify-content:center}.dice-options label{font-weight:600;color:var(--text-dark)}.dice-options select,.dice-options input{padding:.5rem;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;transition:var(--transition)}.dice-options select:focus,.dice-options input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #4f46e51a}.flip-btn,.roll-btn{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%)!important;color:#fff!important;border:none!important;padding:1.25rem 2.5rem!important;font-size:1.3rem!important;font-weight:700!important;border-radius:16px!important;cursor:pointer!important;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 8px 32px #4f46e54d;text-transform:uppercase;letter-spacing:1px;display:inline-flex!important;align-items:center!important;justify-content:center!important;min-width:180px!important;min-height:56px!important;text-align:center!important;line-height:1.2!important;white-space:nowrap!important;position:relative;overflow:hidden;text-shadow:0 2px 4px rgba(0,0,0,.3)!important;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.flip-btn:before,.roll-btn:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#fff3,#ffffff1a);opacity:0;transition:opacity .3s ease}.roll-btn{background:linear-gradient(135deg,var(--accent) 0%,#f97316 100%)!important;box-shadow:0 8px 32px #f59e0b4d}.flip-btn:hover,.roll-btn:hover{transform:translateY(-3px);box-shadow:0 12px 40px #4f46e566}.flip-btn:hover:before,.roll-btn:hover:before{opacity:1}.roll-btn:hover{box-shadow:0 12px 40px #f59e0b66}.flip-btn:active,.roll-btn:active{transform:translateY(0);box-shadow:0 6px 24px #4f46e54d}.flip-btn:disabled,.roll-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.result{font-size:1.5rem;font-weight:700;padding:1rem;border-radius:var(--border-radius);background:var(--background-light);border:2px solid var(--border-color);color:var(--text-dark);min-height:60px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.result.success{background:linear-gradient(135deg,#dcfce7,#bbf7d0);border-color:var(--success-color);color:#166534}.result.animate{animation:resultPulse .5s ease-in-out}@keyframes resultPulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.statistics-section{background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3);border-radius:20px;padding:2rem;margin:3rem auto;max-width:1200px;width:100%;box-shadow:0 8px 32px #0000001a;position:relative;overflow:hidden;transition:var(--transition)}.statistics-section:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary) 0%,var(--accent) 100%);opacity:.8}.statistics-section:hover{box-shadow:0 12px 40px #00000026;transform:translateY(-8px);border-color:#ffffff80}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:1.5rem}.stat-card{background:#ffffffe6;border-radius:15px;padding:1.5rem;border:1px solid rgba(255,255,255,.4);box-shadow:0 4px 16px #0000001a;transition:var(--transition)}.stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #00000026}.stat-title{font-size:1.2rem;margin:0 0 1rem;color:var(--primary);font-weight:600;text-align:center}.stat-content{display:flex;flex-direction:column;gap:.75rem}.stat-row{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;border-bottom:1px solid rgba(0,0,0,.1)}.stat-row:last-child{border-bottom:none}.stat-label{font-weight:500;color:var(--text-primary)}.stat-value{font-weight:700;color:var(--primary);font-size:1.1rem}.stat-percentage{font-size:.9rem;color:var(--text-secondary);margin-left:.5rem}.stat-visual{margin:1rem 0}.progress-bar{width:100%;height:24px;background:#0000001a;border-radius:12px;display:flex;overflow:hidden;position:relative}.progress-heads{background:linear-gradient(45deg,gold,#ffed4e);height:100%;transition:width .5s ease;position:relative}.progress-heads:after{content:"H";position:absolute;right:8px;top:50%;transform:translateY(-50%);color:#333;font-weight:700;font-size:.8rem}.progress-tails{background:linear-gradient(45deg,#e5e7eb,#9ca3af);height:100%;transition:width .5s ease;position:relative}.progress-tails:after{content:"T";position:absolute;left:8px;top:50%;transform:translateY(-50%);color:#333;font-weight:700;font-size:.8rem}.stat-actions{display:flex;gap:.75rem;margin-top:1rem;justify-content:center}.refresh-stats-btn,.reset-stats-btn{padding:.5rem 1rem;border:none;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:.25rem}.refresh-stats-btn{background:linear-gradient(45deg,var(--primary),var(--secondary));color:#fff}.refresh-stats-btn:hover{background:linear-gradient(45deg,var(--secondary),var(--primary));transform:translateY(-2px);box-shadow:0 4px 12px #0003}.reset-stats-btn{background:linear-gradient(45deg,#ef4444,#dc2626);color:#fff}.reset-stats-btn:hover{background:linear-gradient(45deg,#dc2626,#ef4444);transform:translateY(-2px);box-shadow:0 4px 12px #0003}.randomness-info{margin-top:1rem;padding:1rem;background:#4f46e51a;border-radius:8px;border-left:4px solid var(--primary)}.info-text{margin:0;font-size:.9rem;color:var(--text-secondary);line-height:1.4}.history-section{background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3);border-radius:20px;padding:2rem;margin:3rem auto;max-width:1200px;width:100%;box-shadow:0 8px 32px #0000001a;position:relative;overflow:hidden;transition:var(--transition)}.history-section:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary) 0%,var(--secondary) 100%);opacity:.8}.history-section:hover{box-shadow:0 12px 40px #00000026;transform:translateY(-8px);border-color:#ffffff80}.history-content-grid{display:grid;grid-template-columns:1fr;gap:2rem;margin:1.5rem 0}@media (min-width: 768px){.history-content-grid{grid-template-columns:1fr 1fr}}.history-column{background:var(--bg-light);border-radius:var(--border-radius);padding:1.5rem;border:1px solid var(--border-color)}.history-column-title{font-size:1.2rem;font-weight:600;color:var(--text-dark);margin-bottom:1rem;text-align:center;padding-bottom:.5rem;border-bottom:2px solid var(--primary-color)}.history-list-container{min-height:200px;max-height:300px;overflow-y:auto}.history-list{list-style:none;padding:0;margin:0}.history-list li{padding:.75rem 1rem;margin-bottom:.5rem;background:#fff;border-radius:8px;border-left:4px solid var(--primary-color);display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 4px #0000000d;transition:var(--transition)}.history-list li:hover{transform:translate(4px);box-shadow:0 4px 8px #0000001a}.history-list li:last-child{margin-bottom:0}.clear-btn{background:var(--danger-color);color:#fff!important;border:none;padding:.75rem 1.5rem;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);margin:1rem auto 0;font-weight:700;text-shadow:0 1px 3px rgba(0,0,0,.5);min-height:44px;display:flex;align-items:center;justify-content:center;width:fit-content}.clear-btn:hover{background:#dc2626;transform:translateY(-1px)}.clear-dice-btn{background:linear-gradient(135deg,var(--danger-color),#dc2626);color:#fff!important;border:none;padding:.75rem 1.5rem;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);font-weight:700;margin-left:1rem;text-shadow:0 1px 3px rgba(0,0,0,.5);min-height:44px;display:inline-flex;align-items:center;justify-content:center}.clear-dice-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #ef44444d}.multiple-results{background:#fff;border-radius:var(--border-radius);padding:1rem;margin-top:1rem;border:2px solid var(--border-color)}.roll-result-item{padding:.5rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.roll-result-item:last-child{border-bottom:none}.roll-number{font-weight:600;color:var(--primary-color)}.roll-details{font-size:.9rem;color:var(--text-dark)}.roll-total{font-size:1.1rem;font-weight:700;color:var(--success-color)}.coin-controls{display:flex;flex-direction:column;align-items:center;gap:1rem;margin-bottom:2rem;padding:1.5rem;background:#ffffff1a;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);border-radius:16px;box-shadow:0 8px 32px #0000001a}.coin-controls label{font-weight:600;color:var(--text-dark);font-size:1.1rem;text-shadow:0 1px 2px rgba(0,0,0,.1)}.coin-selector-container{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;justify-content:center}.coin-controls select{padding:.75rem 1.25rem;border:2px solid rgba(255,255,255,.3);border-radius:12px;font-size:1rem;font-weight:500;background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-dark);cursor:pointer;transition:var(--transition);min-width:220px;box-shadow:0 4px 16px #0000001a}.coin-controls select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 4px #4f46e533,0 8px 24px #00000026;transform:translateY(-1px)}.coin-controls select:hover{border-color:var(--primary-color);background:#fffffff2;transform:translateY(-1px);box-shadow:0 8px 24px #00000026}.dice-face{width:80px;height:80px;background:linear-gradient(145deg,#fff,#e6e6e6);border:2px solid #cccccc;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;color:#333;box-shadow:0 4px 8px #0003}.educational-section{background:#fffffff2;border-radius:var(--border-radius);padding:2rem;margin:3rem auto;max-width:1200px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.educational-content{margin-top:1.5rem}.educational-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin-bottom:2rem}.educational-card{background:#f8fafc;padding:1.5rem;border-radius:8px;border-left:4px solid var(--primary);transition:var(--transition)}.educational-card:hover{transform:translateY(-2px);box-shadow:0 8px 16px #0000001a}.educational-card h4{color:var(--primary);margin-bottom:1rem;font-size:1.1rem;font-weight:600}.educational-card p{color:var(--text-dark);margin-bottom:.75rem;line-height:1.6}.resource-links{background:#f0f9ff;padding:1.5rem;border-radius:8px;margin-top:1rem}.resource-links h4{color:var(--primary);margin-bottom:1rem;text-align:center}.links-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem}.resource-link{display:flex;align-items:center;gap:.75rem;padding:.75rem 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