:root{--primary-bg:#ffffff;--secondary-bg:#f8f9fa;--tertiary-bg:#e9ecef;--primary-text:#212529;--secondary-text:#6c757d;--accent-color:#007bff;--accent-hover:#0056b3;--success-color:#28a745;--warning-color:#ffc107;--danger-color:#dc3545;--info-color:#17a2b8;--card-bg:#ffffff;--border-color:#dee2e6;--shadow:rgba(0,0,0,0.1);--highlight:#fff3cd;--hover-highlight:#e2e3e5;--gradient-start:#667eea;--gradient-end:#764ba2;--visualization-bg:#f8f9fa;--simulation-control-bg:#e9ecef;--mcq-option-bg:#f8f9fa;--mcq-option-hover:#e9ecef;--hover-effect-bg:#e3f2fd;--hover-effect-border:#2196f3;}*{box-sizing:border-box;}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background-color:var(--primary-bg);color:var(--primary-text);line-height:1.6;margin:0;padding:0;}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;margin-top:0;}h1{font-size:2.5rem;}h2{font-size:2rem;}h3{font-size:1.75rem;}h4{font-size:1.5rem;}.oP1{background-color:var(--highlight);color:var(--primary-text);border:none;padding:12px 30px;font-size:1.2rem;border-radius:50px;cursor:pointer;transition:all 0.3s ease;font-weight:bold;text-decoration:none;display:inline-block;animation:fadeInUp 1s ease-out 0.4s forwards;opacity:0;}.oP1:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,0.2);background-color:#fdcb6e;text-decoration:none;color:var(--primary-text);}.lPY{margin:2rem 0;}.x4Q{background:var(--card-bg);padding:2rem;border-radius:12px;box-shadow:0 6px 15px var(--shadow);border:1px solid var(--border-color);margin-bottom:2rem;animation:slideInLeft 0.8s ease-out;}.xjU{text-align:center;margin-bottom:3rem;animation:fadeInDown 1s ease-out;}.xjU h2{font-size:2.5rem;color:var(--primary-text);margin-bottom:1rem;position:relative;display:inline-block;}.xjU h2::after{content:'';position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:80px;height:4px;background:linear-gradient(to right,var(--accent-color),var(--info-color));border-radius:2px;}.xjU p{color:var(--secondary-text);font-size:1.2rem;}.hVX{display:flex;flex-wrap:wrap;gap:0.5rem;justify-content:center;margin-top:1rem;}.gVL{background:var(--accent-color);color:white;padding:0.5rem 1rem;border-radius:20px;font-size:0.9rem;display:inline-flex;align-items:center;gap:0.5rem;transition:all 0.3s ease;border:none;cursor:default;}.gVL:hover{transform:translateY(-2px);box-shadow:0 5px 15px rgba(0,123,255,0.3);}.card{border:none;border-radius:12px;overflow:hidden;transition:transform 0.3s ease,box-shadow 0.3s ease;margin-bottom:1.5rem;box-shadow:0 6px 15px var(--shadow);background:var(--card-bg);}.card:hover{transform:translateY(-10px);box-shadow:0 15px 30px var(--shadow);}.jhu,.ex1,.svJ,.vQ0,.y6O{background:var(--card-bg);border:1px solid var(--border-color);transition:all 0.3s ease;}.jhu:hover,.ex1:hover,.svJ:hover,.vQ0:hover,.y6O:hover{border-color:var(--accent-color);transform:translateY(-5px);}.kF5,.inH,.niY{margin-bottom:1rem;text-align:center;font-size:2.5rem;}.j1P{background:var(--highlight);padding:1.5rem;border-radius:12px;margin-top:1rem;border-left:4px solid var(--warning-color);border:1px dashed var(--warning-color);font-family:'Courier New',monospace;font-size:1.1rem;text-align:center;animation:pulse 2s infinite;}.formula{background:var(--tertiary-bg);padding:1.5rem;border-radius:12px;text-align:center;font-family:'Courier New',monospace;font-size:1.2rem;margin-top:1rem;border:2px solid var(--info-color);animation:glow 2s infinite alternate;}.apy,.rep{background:var(--card-bg);padding:2rem;border-radius:12px;box-shadow:0 6px 15px var(--shadow);margin-bottom:2rem;border:1px solid var(--border-color);transition:all 0.3s ease;}.apy:hover,.rep:hover{box-shadow:0 10px 25px var(--shadow);transform:translateY(-2px);}.lVc,.cQU{margin-bottom:1.5rem;padding-bottom:0.5rem;border-bottom:2px solid var(--secondary-bg);display:flex;align-items:center;gap:0.5rem;}.lVc h3,.cQU h3{color:var(--accent-color);margin:0;font-size:1.5rem;}.qgg{margin:1rem 0;}.qgg .form-group{margin-bottom:1rem;}.rLO{margin-top:1rem;padding:1rem;background:var(--secondary-bg);border-radius:8px;border-left:4px solid var(--success-color);display:none;}.rLO.show{display:block;animation:fadeIn 0.5s ease-in;}.ri6{background:var(--secondary-bg);padding:1rem;border-radius:8px;border-left:4px solid var(--success-color);margin-top:1rem;}.btn{border:none;padding:10px 20px;border-radius:50px;cursor:pointer;transition:all 0.3s ease;text-decoration:none;display:inline-block;font-weight:500;}.btn-primary{background-color:var(--accent-color);color:white;border:none;}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-2px);box-shadow:0 5px 15px rgba(0,123,255,0.3);}.btn-secondary{background-color:var(--secondary-text);color:white;}.btn-secondary:hover{background-color:#5a6c7d;transform:translateY(-2px);}.btn-warning{background-color:var(--warning-color);color:var(--primary-text);}.btn-warning:hover{background-color:#e0a800;transform:translateY(-2px);}.btn-success{background-color:var(--success-color);color:white;}.btn-success:hover{background-color:#218838;transform:translateY(-2px);}.btn-info{background-color:var(--info-color);color:white;}.btn-info:hover{background-color:#138496;transform:translateY(-2px);}.form-control{width:100%;padding:0.75rem 1rem;border:1px solid var(--border-color);border-radius:8px;font-size:1rem;transition:border-color 0.3s ease,box-shadow 0.3s ease;}.form-control:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 0.2rem rgba(0,123,255,0.25);}.form-group{margin-bottom:1rem;}.s0V{background:var(--card-bg);padding:2rem;border-radius:12px;box-shadow:0 6px 15px var(--shadow);margin-bottom:2rem;border:1px solid var(--border-color);transition:all 0.3s ease;}.s0V:hover{box-shadow:0 10px 25px var(--shadow);transform:translateY(-2px);}.boy{margin-bottom:1.5rem;padding-bottom:0.5rem;border-bottom:2px solid var(--secondary-bg);display:flex;align-items:center;gap:0.5rem;}.boy h3{color:var(--accent-color);margin:0;font-size:1.5rem;}.kAd{margin-bottom:1.5rem;padding:1rem;background:var(--simulation-control-bg);border-radius:8px;}.x2N{display:flex;flex-direction:column;gap:1rem;margin:1rem 0;}.fLA{text-align:center;margin:1rem 0;background:var(--visualization-bg);border-radius:8px;padding:1rem;border:1px solid var(--border-color);}.boF{border:1px solid var(--border-color);border-radius:8px;background:white;box-shadow:0 4px 8px var(--shadow);max-width:100%;height:auto;}.fd9{margin-top:1rem;text-align:center;}.fd9 .btn{margin:0 0.25rem;}.x1n{display:flex;justify-content:center;gap:10px;margin:1rem 0;}.uqe{width:12px;height:12px;border-radius:50%;background:var(--border-color);cursor:pointer;transition:all 0.3s ease;border:2px solid transparent;}.uqe.active{background:var(--accent-color);transform:scale(1.2);border-color:white;}.uqe:hover{background:var(--accent-hover);transform:scale(1.3);}.vhq{text-align:center;font-style:italic;color:var(--secondary-text);margin-top:1rem;padding:1rem;background:var(--secondary-bg);border-radius:8px;border-left:4px solid var(--info-color);}.s6G{margin:2rem 0;}.bP5{background:var(--card-bg);padding:1.5rem;border-radius:12px;box-shadow:0 6px 15px var(--shadow);border:1px solid var(--border-color);margin-bottom:1.5rem;transition:all 0.3s ease;}.bP5:hover{box-shadow:0 10px 25px var(--shadow);transform:translateY(-2px);}.bP5 h4{color:var(--primary-text);margin-bottom:1rem;font-size:1.2rem;}.options{margin:1rem 0;}.form-check{margin-bottom:0.5rem;padding:0.5rem;border-radius:8px;transition:all 0.3s ease;background:var(--mcq-option-bg);}.form-check:hover{background:var(--mcq-option-hover);transform:translateX(5px);}.form-check-input{margin-top:0.25rem;}.form-check-label{margin-bottom:0;cursor:pointer;}.p61{margin-top:0.5rem;padding:0.5rem;border-radius:4px;display:none;}.p61.correct{background-color:rgba(40,167,69,0.1);border:1px solid var(--success-color);color:var(--success-color);}.p61.incorrect{background-color:rgba(220,53,69,0.1);border:1px solid var(--danger-color);color:var(--danger-color);}.accordion{margin:1rem 0;}.yjn{margin-bottom:1rem;border:1px solid var(--border-color);border-radius:12px;overflow:hidden;transition:all 0.3s ease;}.yjn:hover{box-shadow:0 5px 15px var(--shadow);}.card-header{background:var(--secondary-bg);border-bottom:1px solid var(--border-color);padding:1rem 1.25rem;}.btn-link{color:var(--accent-color);text-decoration:none;font-weight:bold;width:100%;text-align:left;padding:0.75rem 0;}.btn-link:hover{color:var(--accent-hover);text-decoration:none;}.card-body{background:var(--card-bg);padding:1.25rem;}.dGA{margin:2rem 0;}.l_d{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;text-align:center;transition:all 0.3s ease;cursor:pointer;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;}.l_d:hover{background:var(--hover-effect-bg);border-color:var(--hover-effect-border);transform:translateY(-5px);box-shadow:0 10px 25px rgba(33,150,243,0.2);border:1px solid var(--hover-effect-border);}.nH0{margin-bottom:1rem;font-size:2rem;color:var(--accent-color);transition:all 0.3s ease;}.l_d:hover .nH0{transform:scale(1.2);color:var(--hover-effect-border);}.l_d h4{margin:0.5rem 0;color:var(--primary-text);}.l_d p{margin:0;color:var(--secondary-text);}.hq4{list-style-type:none;padding:0;margin:0;}.hq4 li{padding:0.75rem 0;border-bottom:1px solid var(--border-color);position:relative;padding-left:1.5rem;}.hq4 li::before{content:'▶';position:absolute;left:0;top:0.75rem;color:var(--accent-color);transition:transform 0.3s ease;}.hq4 li:hover::before{transform:translateX(3px);}.hq4 li:last-child{border-bottom:none;}@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:translateY(0);}}@keyframes fadeInDown{from{opacity:0;transform:translateY(-30px);}to{opacity:1;transform:translateY(0);}}@keyframes slideInLeft{from{opacity:0;transform:translateX(-30px);}to{opacity:1;transform:translateX(0);}}@keyframes pulse{0%{transform:scale(1);}50%{transform:scale(1.02);}100%{transform:scale(1);}}@keyframes glow{from{box-shadow:0 0 5px rgba(23,162,184,0.5);}to{box-shadow:0 0 20px rgba(23,162,184,0.8);}}@media (min-width:576px){.container{max-width:540px;}}@media (min-width:768px){.container{max-width:720px;}.xjU h2{font-size:2.5rem;}.card{margin-bottom:1.5rem;}.s0V{padding:2rem;}.apy,.rep{padding:2rem;}.x2N{flex-direction:row;align-items:center;}.mZF,.jM3{flex:1;margin-right:1rem;}.wae,.ycx{flex:1;}}@media (min-width:992px){.container{max-width:960px;}.x2N{flex-direction:row;gap:2rem;}}@media (min-width:1200px){.container{max-width:1140px;}}@media (max-width:768px){.xjU h2{font-size:2rem;}.card{margin-bottom:1rem;}.s0V,.apy,.rep{padding:1rem;}.row{margin:0;}.col-md-6,.col-lg-4,.col-lg-6,.col-xl-3{padding:0 0.5rem;margin-bottom:1rem;}.x2N{flex-direction:column;}.mZF,.jM3{margin-right:0;margin-bottom:1rem;}.fd9 .btn{display:block;width:100%;margin:0.25rem 0;}.hVX{justify-content:center;}.gVL{font-size:0.8rem;padding:0.4rem 0.8rem;}}@media (max-width:576px){.hero-section{padding:1.5rem 0;}.pj7 h1{font-size:2rem;}.pj7 p{font-size:1rem;}.xjU{margin-bottom:1.5rem;}.xjU h2{font-size:1.8rem;}.x4Q{padding:1rem;}.kAd .row > div{margin-bottom:1rem;}.oP1{padding:8px 16px;font-size:1rem;}.x2N{gap:0.5rem;}}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}.card:hover{transform:none;}.oP1:hover{transform:none;}.l_d:hover{transform:none;box-shadow:none;}}.aBG:focus,.btn:focus,.form-control:focus,.card:focus{outline:2px solid var(--accent-color);outline-offset:2px;}@media (prefers-contrast:high){:root{--primary-bg:#ffffff;--primary-text:#000000;--border-color:#000000;--accent-color:#0000ff;}.card{border:2px solid var(--border-color);}.form-control{border:2px solid var(--border-color);}}@media print{.hero-section{background:none !important;color:black !important;}.card{box-shadow:none;border:1px solid #000;}.btn,.fd9,.bP5 .btn{display:none;}.xjU h2::after{display:none;}}.pB8{position:relative;width:100%;height:200px;background:var(--visualization-bg);border:2px solid var(--border-color);border-radius:8px;overflow:hidden;margin:1rem 0;}.l23{position:absolute;display:flex;align-items:center;justify-content:center;color:white;font-weight:bold;text-align:center;cursor:pointer;transition:all 0.3s ease;}.l23:hover{transform:scale(1.05);z-index:10;}.l23.allocated{background:linear-gradient(45deg,var(--danger-color),#c82333);}.l23.free{background:linear-gradient(45deg,var(--success-color),#218838);}.l23.process{background:linear-gradient(45deg,var(--info-color),#138496);}.lZe{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem;margin-bottom:1rem;}.d7v{display:flex;flex-direction:column;}.d7v label{margin-bottom:0.25rem;font-weight:500;color:var(--primary-text);}.d7v input[type="range"]{margin-bottom:0.25rem;}.rGW{font-size:0.9rem;color:var(--secondary-text);text-align:center;}.tMA{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;}.nFH{background:white;border-radius:8px;padding:1rem;margin:0.5rem 0;box-shadow:0 2px 8px rgba(0,0,0,0.1);}.iQQ{width:100%;height:200px;background:white;border-radius:8px;margin:1rem 0;}