@tailwind base;@tailwind components;@tailwind utilities;:root{--color-primary: #2c3e50;--color-primary-light: #34495e;--color-primary-dark: #1a252f;--color-secondary: #3498db;--color-secondary-light: #5dade2;--color-secondary-dark: #2980b9;--color-accent: #e74c3c;--color-accent-light: #ec7063;--color-accent-dark: #c0392b;--color-bg-primary: #f8fafc;--color-bg-secondary: #f1f5f9;--color-bg-dark: #1e293b;--color-text-primary: #334155;--color-text-secondary: #64748b;--color-text-light: #f8fafc;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;font-weight:400;color-scheme:light;--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--glass-bg: rgba(255, 255, 255, .1);--glass-border: rgba(255, 255, 255, .2);--shadow-primary: 0 8px 32px rgba(102, 126, 234, .2);--shadow-hover: 0 20px 40px rgba(0, 0, 0, .15);--text-primary: #1e293b;--text-secondary: #64748b;--border-radius: 20px;--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;padding:0;min-width:320px;min-height:100vh;color:var(--text-primary);background:linear-gradient(135deg,#f8fafc,#e2e8f0);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;background-color:var(--color-bg-primary);color:var(--color-text-primary)}*:focus{outline:2px solid #667eea;outline-offset:2px}button:focus,a:focus{outline:2px solid #667eea;outline-offset:2px}.container{padding-left:1.5rem;padding-right:1.5rem;margin-left:auto;margin-right:auto;width:100%}@media (min-width: 640px){.container{max-width:640px}}@media (min-width: 768px){.container{max-width:768px}}@media (min-width: 1024px){.container{max-width:1024px}}@media (min-width: 1280px){.container{max-width:1280px}}@media (min-width: 1536px){.container{max-width:1400px}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin:0;color:var(--text-primary)}p{margin:0;line-height:1.7;color:var(--text-secondary)}a{color:#667eea;text-decoration:none;transition:var(--transition-smooth)}a:hover{color:#764ba2}input,textarea,select{font-family:inherit;font-size:inherit}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#5a67d8,#6b46c1)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes slideInFromBottom{0%{transform:translateY(50px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes slideInFromLeft{0%{transform:translate(-50px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideInFromRight{0%{transform:translate(50px);opacity:0}to{transform:translate(0);opacity:1}}.animate-fade-in{animation:fadeInUp .6s ease-out}.animate-slide-in-bottom{animation:slideInFromBottom .6s ease-out}.animate-slide-in-left{animation:slideInFromLeft .6s ease-out}.animate-slide-in-right{animation:slideInFromRight .6s ease-out}.glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border)}.glass-strong{background:#fff3;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3)}.shadow-primary{box-shadow:var(--shadow-primary)}.shadow-hover{box-shadow:var(--shadow-hover)}.gradient-text{background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}@media (prefers-contrast: high){:root{--glass-bg: rgba(255, 255, 255, .9);--glass-border: rgba(0, 0, 0, .3)}.glass{background:#ffffffe6;border:2px solid rgba(0,0,0,.3)}.gradient-text{background:none;-webkit-text-fill-color:initial;color:#000}}@media (prefers-color-scheme: dark){:root{--glass-bg: rgba(0, 0, 0, .3);--glass-border: rgba(255, 255, 255, .1);--text-primary: #f1f5f9;--text-secondary: #cbd5e1}body{background:linear-gradient(135deg,#0f172a,#1e293b);color:var(--text-primary)}}@media print{*{background:transparent!important;color:#000!important;box-shadow:none!important;text-shadow:none!important}a,a:visited{text-decoration:underline}.no-print{display:none!important}}.card{background-color:#fff;border-radius:1rem;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(var(--color-primary),.1);box-shadow:0 8px 32px #0000001a;transition:all .3s cubic-bezier(.4,0,.2,1);margin-bottom:10px}.navbar.scrolled{background:#fffffffa;box-shadow:0 8px 32px #00000026}.navbar-container{max-width:1400px;margin:0 auto;padding:0 1.5rem}.navbar-content{display:flex;justify-content:space-between;align-items:center;height:5rem;position:relative}.navbar-brand{display:flex;align-items:center;text-decoration:none;transition:all .3s ease;z-index:1001;color:var(--color-primary)}.navbar-brand:hover{transform:translateY(-1px)}.navbar-logo-img{height:3.5rem;width:auto;max-width:200px;transition:all .3s ease}.navbar-brand:hover .navbar-logo-img{transform:translateY(-1px) scale(1.02)}.navbar-logo{width:2.5rem;height:2.5rem;color:#667eea;margin-right:.75rem;transition:all .3s ease}.navbar-brand:hover .navbar-logo{color:#764ba2;transform:rotate(5deg) scale(1.05)}.navbar-nav{display:none;gap:.5rem;align-items:center}@media (min-width: 768px){.navbar-nav{display:flex}}.navbar-link{color:var(--color-text-primary);text-decoration:none;padding:.75rem 1.25rem;border-radius:12px;font-weight:600;font-size:.95rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.navbar-link:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(102,126,234,.1),transparent);transition:left .5s}.navbar-link:hover:before{left:100%}.navbar-link:hover{color:var(--color-secondary);background:rgba(var(--color-secondary),.1);transform:translateY(-1px)}.navbar-link.active{color:#fff;background:var(--color-secondary);box-shadow:0 4px 16px #667eea66}.navbar-link.active:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea80}.dropdown-container{position:relative;display:inline-block}.dropdown-menu{position:absolute;top:100%;left:0;margin-top:.5rem;width:200px;background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);border-radius:16px;box-shadow:0 20px 40px #0000001a;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s cubic-bezier(.4,0,.2,1);z-index:1000}.dropdown-container:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-item{display:block;padding:.75rem 1rem;color:#1e293b;text-decoration:none;font-weight:500;transition:all .3s ease;border-radius:12px;margin:.25rem}.dropdown-item:hover{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;transform:translate(4px)}.dropdown-chevron{margin-left:.5rem;width:1rem;height:1rem;transition:transform .3s ease}.dropdown-container:hover .dropdown-chevron{transform:rotate(180deg)}.mobile-menu-button{display:inline-flex;align-items:center;justify-content:center;padding:.75rem;border-radius:12px;color:#1e293b;background:#667eea1a;border:none;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);z-index:1001}@media (min-width: 768px){.mobile-menu-button{display:none}}.mobile-menu-button:hover{background:#667eea33;transform:translateY(-1px)}.mobile-menu-button.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.mobile-menu-icon{width:1.5rem;height:1.5rem;transition:all .3s ease}.mobile-menu-button.active .mobile-menu-icon{transform:rotate(90deg)}.mobile-menu{position:fixed;top:5rem;left:0;right:0;background:#fffffffa;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px #0000001a;transform:translateY(-100%);opacity:0;transition:all .4s cubic-bezier(.4,0,.2,1);z-index:999}.mobile-menu.open{transform:translateY(0);opacity:1}@media (min-width: 768px){.mobile-menu{display:none}}.mobile-menu-nav{display:flex;flex-direction:column;padding:1.5rem;gap:.5rem;max-height:calc(100vh - 5rem);overflow-y:auto}.mobile-menu-link{display:block;padding:1rem 1.5rem;color:#1e293b;text-decoration:none;border-radius:16px;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.mobile-menu-link:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(102,126,234,.1),transparent);transition:left .5s}.mobile-menu-link:hover:before{left:100%}.mobile-menu-link:hover{background:#667eea1a;transform:translate(8px)}.mobile-menu-link.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 16px #667eea66}.mobile-dropdown{margin:.5rem 0}.mobile-dropdown-summary{padding:1rem 1.5rem;color:#1e293b;font-weight:600;cursor:pointer;border-radius:16px;transition:all .3s ease;display:flex;justify-content:space-between;align-items:center;list-style:none}.mobile-dropdown-summary:hover{background:#667eea1a}.mobile-dropdown-content{margin-top:.5rem;padding-left:1rem;display:flex;flex-direction:column;gap:.25rem}.mobile-dropdown-item{padding:.75rem 1.5rem;color:#64748b;text-decoration:none;border-radius:12px;font-weight:500;transition:all .3s ease;margin-left:1rem;border-left:2px solid rgba(102,126,234,.2)}.mobile-dropdown-item:hover{background:#667eea1a;color:#667eea;transform:translate(4px);border-left-color:#667eea}.navbar-hidden{transform:translateY(-100%)}body{padding-top:5rem}@keyframes brandPulse{0%,to{opacity:1}50%{opacity:.8}}.navbar-brand.loading .navbar-logo{animation:brandPulse 2s infinite}@media (prefers-contrast: high){.navbar{background:#fff;border-bottom:2px solid #000}.navbar-link{border:1px solid transparent}.navbar-link:hover{border-color:#000}.navbar-link.active{background:#000;border-color:#000}}@media (prefers-reduced-motion: reduce){.navbar,.navbar-link,.mobile-menu,.dropdown-menu{transition:none}.navbar-brand:hover .navbar-logo{transform:none}}.nav-button,.mobile-nav-button,.user-dropdown-button{background:#4055bb}.footer{background-color:#2d3748;color:#fff;padding-top:2rem;padding-bottom:2rem}.footer-grid{display:grid;grid-template-columns:1fr;gap:2rem}@media (min-width: 768px){.footer-grid{grid-template-columns:repeat(3,1fr)}}.footer-section-title{font-size:1.125rem;font-weight:600;margin-bottom:1rem}.footer-text{font-size:.875rem}.footer-link-list li+li{margin-top:.5rem}.footer-link{font-size:.875rem;text-decoration:none;color:#fff}.footer-link:hover{text-decoration:underline}.footer-contact-text{font-size:.875rem}.footer-social-links{display:flex;margin-top:1rem}.footer-social-links a+a{margin-left:1rem}.footer-social-icon{height:1.5rem;width:1.5rem}.footer-bottom{margin-top:2rem;padding-top:1rem;border-top:1px solid #4a5568;text-align:center}.footer-copyright{font-size:.875rem}.footer-designer{font-size:.875rem;color:#a0aec0;margin-top:.5rem}.footer-logo-container{margin-bottom:1rem}.footer-logo{height:2rem;width:auto;max-width:150px;transition:all .3s ease;filter:brightness(0) invert(1)}.footer-logo:hover{transform:scale(1.05);opacity:.8}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.layout-container{display:flex;flex-direction:column;min-height:100vh}.layout-main{flex-grow:1;background-color:#f8fafc}.search-bar{position:relative;width:100%}.search-input-container{position:relative;display:flex;align-items:center;background:#fff;border:1px solid #e2e8f0;border-radius:8px;transition:all .2s ease;height:40px}.search-input-container.focused{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f626}.search-icon{position:absolute;left:.75rem;color:#64748b;z-index:1;pointer-events:none}.search-input{width:100%;height:100%;padding:0 2rem 0 2.5rem;border:none;background:transparent;font-size:.875rem;color:#1e293b;outline:none}.search-input::placeholder{color:#94a3b8}.clear-button{position:absolute;right:.75rem;background:transparent;border:none;color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;width:20px;height:20px;border-radius:50%}.clear-button:hover{color:#64748b;background:#f1f5f9}.search-bar.minimal .search-input-container{height:36px;border-radius:6px}.search-bar.minimal .search-input{font-size:.8125rem}.search-bar.minimal .search-icon{width:.875rem;height:.875rem}@media (max-width: 640px){.search-input-container{height:38px}.search-input{font-size:.8125rem}.search-icon{width:.875rem;height:.875rem}}@media (prefers-contrast: high){.search-input-container{border:2px solid #000}.search-input::placeholder{color:#444}.search-icon,.clear-button{color:#000}}.home-page{min-height:100vh;background:var(--color-bg-primary)}.hero-section{position:relative;padding:6rem 0 4rem;background-image:url(/images/exams.jpeg);background-size:cover;background-position:center;background-attachment:fixed;color:var(--color-text-light);isolation:isolate}.hero-section:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#0059ff4f;z-index:-1}.hero-section:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="rgba(255,255,255,0.02)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');opacity:.1;z-index:-1;pointer-events:none}.hero-container{max-width:1400px;margin:0 auto;padding:0 1.5rem;text-align:center}.hero-badge{display:inline-flex;align-items:center;padding:.75rem 1.5rem;background:var(--color-secondary);color:#fff;border-radius:50px;font-size:.875rem;font-weight:600;margin-bottom:2rem;box-shadow:0 4px 16px #3498db4d}.hero-title{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;margin-bottom:1.5rem;background:linear-gradient(135deg,#fff,#ffffffe6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;white-space:nowrap}.cursor{display:inline-block;width:2px;animation:blink 1s step-end infinite;margin-left:2px}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.hero-subtitle{font-size:clamp(1.1rem,2vw,1.25rem);color:#ffffffe6;margin-bottom:2.5rem;max-width:800px;margin-left:auto;margin-right:auto}.search-container{max-width:700px;margin:0 auto 3rem}.hero-search-bar .search-input-container{background:#ffffffe6;border:1px solid rgba(255,255,255,.6);height:52px;border-radius:8px}.hero-search-bar .search-input-container.focused{border-color:#fff;box-shadow:0 4px 15px #00000026}.hero-search-bar .search-input{color:#1e293b;font-size:1rem}.hero-search-bar .search-input::placeholder{color:#64748b}.hero-search-bar .search-icon{color:#0059ff;width:1.1rem;height:1.1rem}.hero-search-bar .search-button{background:#0059ff;border-radius:6px;font-weight:600}.hero-search-bar .search-button:hover{background:#0046cc}.hero-search-bar .clear-button{color:#64748b}.hero-search-bar .clear-button:hover{background:#e2e8f080;color:#334155}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;padding:2rem;background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--border-radius);border:1px solid rgba(255,255,255,.2)}.stat-card{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:2rem 1.5rem;text-align:center;transition:all .3s ease}.stat-card:hover{transform:translateY(-4px);background:#ffffff26}.stat-icon{width:2.5rem;height:2.5rem;margin:0 auto 1rem;color:#fff}.stat-value{font-size:2rem;font-weight:800;color:#fff;margin-bottom:.5rem}.stat-label{font-size:.875rem;color:#fffc;font-weight:500}.quote-container{max-width:42rem;margin:0 auto;padding:2rem;background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:20px;border:1px solid rgba(255,255,255,.1);animation:fadeInUp .8s ease-out .6s both}.quote-text{font-style:italic;font-size:clamp(1rem,2vw,1.25rem);line-height:1.6;margin-bottom:1rem}.quote-author{font-weight:600;opacity:.8;font-size:.95rem}.search-results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.clear-search-btn{padding:.5rem 1rem;background:transparent;border:2px solid #667eea;color:#667eea;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease}.clear-search-btn:hover{background:#667eea;color:#fff}.loading-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.skeleton-card{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:loading 1.5s infinite;border-radius:20px;height:300px}@keyframes loading{0%{background-position:200% 0}to{background-position:-200% 0}}.no-results{text-align:center;padding:4rem 2rem;color:#64748b}.no-results-icon{width:4rem;height:4rem;margin:0 auto 1rem;opacity:.5}.no-results h3{font-size:1.5rem;margin-bottom:.5rem;color:#1e293b}.section{padding:5rem 0;background:var(--color-bg-secondary)}.section-white{background:var(--color-bg-primary)}.section:nth-child(2n){background:linear-gradient(135deg,#f1f5f9,#e2e8f0)}.section-header{text-align:center;margin-bottom:3rem}.section-title{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;margin-bottom:1rem;color:#1e293b;position:relative}.section-subtitle{font-size:1.125rem;color:#64748b;max-width:600px;margin:0 auto;line-height:1.6}.section-title:after{content:"";position:absolute;bottom:-.5rem;left:0;width:60px;height:4px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:2px}.section-title-center{font-size:clamp(2rem,4vw,3rem);font-weight:700;margin-bottom:1rem;text-align:center;color:#1e293b;position:relative}.section-subtitle-center{font-size:1.25rem;color:#64748b;max-width:700px;margin:0 auto 3rem;line-height:1.6;text-align:center}.section-title-center:after{content:"";position:absolute;bottom:-1rem;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:2px}.grid{display:grid;gap:2rem}.grid-cols-1{grid-template-columns:1fr}@media (min-width: 640px){.grid-cols-2{grid-template-columns:repeat(2,1fr)}}@media (min-width: 768px){.grid-cols-3{grid-template-columns:repeat(3,1fr)}}@media (min-width: 1024px){.grid-cols-4{grid-template-columns:repeat(4,1fr)}}.card{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);border-radius:20px;overflow:hidden;box-shadow:0 8px 32px #0000001a;transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;animation:fadeInUp .6s ease-out both}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(135deg,#667eea,#764ba2);transform:scaleX(0);transform-origin:left;transition:transform .4s ease}.card:hover{transform:translateY(-8px);box-shadow:0 20px 40px #00000026;border-color:#667eea4d}.card:hover:before{transform:scaleX(1)}.card-content{padding:2rem;display:flex;flex-direction:column;height:100%}.card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem;gap:1rem}.card-title{font-size:1.25rem;font-weight:700;color:#0f172a;line-height:1.3;flex:1}.badge{display:inline-flex;align-items:center;padding:.375rem .875rem;border-radius:50px;font-size:.75rem;font-weight:600;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;white-space:nowrap;box-shadow:0 2px 8px 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