:root{--color-primary: hsl(210, 100%, 50%);--color-primary-light: hsl(210, 100%, 65%);--color-primary-dark: hsl(210, 100%, 35%);--color-elementary-primary: hsl(340, 82%, 52%);--color-elementary-secondary: hsl(45, 100%, 51%);--color-elementary-accent: hsl(160, 84%, 39%);--color-elementary-bg: hsl(50, 100%, 98%);--color-elementary-card: hsl(0, 0%, 100%);--color-middle-primary: hsl(265, 100%, 58%);--color-middle-secondary: hsl(195, 100%, 50%);--color-middle-accent: hsl(30, 100%, 50%);--color-middle-bg: hsl(220, 25%, 97%);--color-middle-card: hsl(0, 0%, 100%);--color-high-primary: hsl(220, 90%, 56%);--color-high-secondary: hsl(280, 100%, 65%);--color-high-accent: hsl(340, 100%, 55%);--color-high-bg: hsl(220, 20%, 14%);--color-high-card: hsl(220, 20%, 18%);--color-high-text: hsl(0, 0%, 95%);--color-white: hsl(0, 0%, 100%);--color-black: hsl(0, 0%, 0%);--color-gray-50: hsl(0, 0%, 98%);--color-gray-100: hsl(0, 0%, 95%);--color-gray-200: hsl(0, 0%, 90%);--color-gray-300: hsl(0, 0%, 80%);--color-gray-400: hsl(0, 0%, 60%);--color-gray-500: hsl(0, 0%, 50%);--color-gray-600: hsl(0, 0%, 40%);--color-gray-700: hsl(0, 0%, 30%);--color-gray-800: hsl(0, 0%, 20%);--color-gray-900: hsl(0, 0%, 10%);--color-success: hsl(142, 71%, 45%);--color-warning: hsl(38, 92%, 50%);--color-error: hsl(0, 84%, 60%);--color-info: hsl(199, 89%, 48%);--gradient-elementary: linear-gradient(135deg, var(--color-elementary-primary), var(--color-elementary-secondary));--gradient-middle: linear-gradient(135deg, var(--color-middle-primary), var(--color-middle-secondary));--gradient-high: linear-gradient(135deg, var(--color-high-primary), var(--color-high-secondary));--gradient-hero: linear-gradient(135deg, hsl(210, 100%, 50%), hsl(280, 100%, 65%));--font-elementary: "Fredoka", sans-serif;--font-middle: "Poppins", sans-serif;--font-high: "Inter", sans-serif;--font-default: "Inter", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--font-size-5xl: 3rem;--font-size-6xl: 3.75rem;--font-weight-light: 300;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--font-weight-extrabold: 800;--line-height-tight: 1.2;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--border-radius-sm: .375rem;--border-radius-md: .5rem;--border-radius-lg: .75rem;--border-radius-xl: 1rem;--border-radius-2xl: 1.5rem;--border-radius-full: 9999px;--border-width-thin: 1px;--border-width-medium: 2px;--border-width-thick: 4px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--shadow-glow: 0 0 20px rgba(66, 153, 225, .5);--transition-fast: .15s ease-in-out;--transition-base: .25s ease-in-out;--transition-slow: .35s ease-in-out;--animation-bounce: bounce .6s ease-in-out;--animation-pulse: pulse 2s cubic-bezier(.4, 0, .6, 1) infinite;--animation-spin: spin 1s linear infinite;--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070;--breakpoint-sm: 640px;--breakpoint-md: 768px;--breakpoint-lg: 1024px;--breakpoint-xl: 1280px;--breakpoint-2xl: 1536px}@keyframes bounce{0%,to{transform:translateY(-5%);animation-timing-function:cubic-bezier(.8,0,1,1)}50%{transform:translateY(0);animation-timing-function:cubic-bezier(0,0,.2,1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-default);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-gray-900);background-color:var(--color-gray-50);overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);margin-bottom:var(--space-4)}h1{font-size:var(--font-size-5xl)}h2{font-size:var(--font-size-4xl)}h3{font-size:var(--font-size-3xl)}h4{font-size:var(--font-size-2xl)}h5{font-size:var(--font-size-xl)}h6{font-size:var(--font-size-lg)}p{margin-bottom:var(--space-4)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-dark)}#app{min-height:100vh;display:flex;flex-direction:column}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 var(--space-6)}.container-fluid{width:100%;padding:0 var(--space-6)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mt-auto{margin-top:auto}.mb-auto{margin-bottom:auto}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.gap-8{gap:var(--space-8)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);line-height:1;border:none;border-radius:var(--border-radius-lg);cursor:pointer;transition:all var(--transition-base);text-decoration:none;white-space:nowrap}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--gradient-hero);color:var(--color-white)}.btn-secondary{background-color:var(--color-gray-200);color:var(--color-gray-900)}.btn-secondary:hover{background-color:var(--color-gray-300)}.btn-elementary{background:var(--gradient-elementary);color:var(--color-white);font-family:var(--font-elementary);font-weight:var(--font-weight-bold)}.btn-middle{background:var(--gradient-middle);color:var(--color-white);font-family:var(--font-middle)}.btn-high{background:var(--gradient-high);color:var(--color-white);font-family:var(--font-high)}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--font-size-lg)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--font-size-sm)}.card{background-color:var(--color-white);border-radius:var(--border-radius-xl);padding:var(--space-6);box-shadow:var(--shadow-md);transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-xl);transform:translateY(-4px)}.card-elementary,.card-middle,.card-high{background:var(--color-white);box-shadow:0 2px 8px #00000014}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);border-radius:var(--border-radius-full);text-transform:uppercase;letter-spacing:.5px}.badge-elementary{background-color:var(--color-elementary-primary);color:var(--color-white)}.badge-middle{background-color:var(--color-middle-primary);color:var(--color-white)}.badge-high{background-color:var(--color-high-primary);color:var(--color-white)}.fade-in{animation:fadeIn .5s ease-out forwards}.slide-in-right{animation:slideInRight .5s ease-out forwards}.scale-in{animation:scaleIn .3s ease-out forwards}.spinner{width:40px;height:40px;border:4px solid var(--color-gray-200);border-top-color:var(--color-primary);border-radius:50%;animation:var(--animation-spin)}@media(max-width:768px){html{font-size:14px}.container{padding:0 var(--space-4)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}}@media(max-width:480px){html{font-size:13px}.btn{padding:var(--space-2) var(--space-4);font-size:var(--font-size-sm)}}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--color-gray-100)}::-webkit-scrollbar-thumb{background:var(--color-gray-400);border-radius:var(--border-radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-gray-500)}::selection{background-color:var(--color-primary);color:var(--color-white)}::-moz-selection{background-color:var(--color-primary);color:var(--color-white)}@media(max-width:900px){#filter-sidebar{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#fff;z-index:1000;padding:var(--space-6);overflow-y:auto;box-shadow:none}#filter-sidebar.mobile-open{display:block;animation:slideInLeft .3s ease-out}}@keyframes slideInLeft{0%{transform:translate(-100%);opacity:0}to{transform:translate(0);opacity:1}}.java-sim-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;background:#fff;color:var(--color-gray-900);text-align:center;padding:var(--space-8)}.java-sim-placeholder img{width:120px;height:120px;margin-bottom:var(--space-6);border-radius:var(--border-radius-full);box-shadow:var(--shadow-lg)}.java-sim-placeholder h3{font-size:var(--font-size-2xl);margin-bottom:var(--space-2)}.java-sim-placeholder p{color:var(--color-gray-600);margin-bottom:var(--space-6);max-width:400px}