:root{--primary:#2563eb;--primary-dark:#1d4ed8;--secondary:#64748b;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--info:#06b6d4;--light:#f8fafc;--dark:#0f172a;--card-bg:#fff;--bg-gradient:linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%)}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-gradient);color:var(--dark);margin:0;font-family:Inter,Outfit,Noto Sans Tamil,Noto Sans Sinhala,sans-serif;line-height:1.6}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s forwards fadeIn}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.btn{border-radius:8px;font-weight:500;transition:all .2s}.btn-primary{background-color:var(--primary);border:none;box-shadow:0 4px 12px #2563eb33}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-1px);box-shadow:0 6px 15px #2563eb4d}:root{--primary:#2563eb;--primary-gradient:linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);--primary-light:#dbeafe;--secondary:#10b981;--success:#059669;--info:#0ea5e9;--warning:#f59e0b;--danger:#ef4444;--dark:#1f2937;--light:#f9fafb;--sinhala:#dc2626;--tamil:#7c3aed;--english:#2563eb;--bg-primary:#fff;--bg-secondary:#f8f9fa;--bg-tertiary:#e9ecef;--text-primary:#212529;--text-secondary:#6c757d;--text-muted:#6c757d;--text-dark:#212529;--border-color:#dee2e6;--navbar-bg:var(--primary-gradient);--card-bg:#fff;--card-shadow:#0000001a;--hero-gradient:linear-gradient(#0000, #0000)}[data-theme=dark]{--bg-primary:#121212;--bg-secondary:#1e1e1e;--bg-tertiary:#2d2d2d;--text-primary:#e0e0e0;--text-secondary:#b0b0b0;--text-muted:#a1a1aa;--text-dark:#f8fafc;--border-color:#404040;--navbar-bg:#1e40af;--card-bg:#1e1e1e;--card-shadow:#0000004d;--hero-gradient:linear-gradient(#0000, #0000);--primary:#3b82f6;--secondary:#10b981;--light:#2d2d2d;--dark:#e0e0e0}[data-theme=dark] .bg-light{background-color:var(--bg-secondary)!important;color:var(--text-primary)!important}[data-theme=dark] .bg-white{background-color:var(--card-bg)!important;color:var(--text-primary)!important}[data-theme=dark] .text-dark{color:var(--text-primary)!important}[data-theme=dark] .text-muted{color:var(--text-muted)!important}[data-theme=dark] .border{border-color:var(--border-color)!important}*{box-sizing:border-box;margin:0;padding:0}html,body,.App{background-color:var(--bg-primary)!important;color:var(--text-primary)!important}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;transition:background-color .3s,color .3s}.App{flex-direction:column;min-height:100vh;display:flex}.main-content{padding-top:0}.navbar{box-shadow:0 2px 10px var(--card-shadow);z-index:1030;width:100%;top:0;background:var(--navbar-bg)!important;position:fixed!important}.navbar-brand{font-size:1.5rem;font-weight:700;color:#fff!important}.nav-link{font-weight:500;transition:color .3s;color:#ffffffe6!important;text-decoration:none!important}.nav-link:hover{color:#fff!important;background-color:#ffffff1a!important;text-decoration:none!important}.nav-link.active{font-weight:600;color:#fff!important;background-color:#fff3!important}.nav-tabs .nav-link{color:var(--text-secondary)!important;background-color:#0000!important;border-color:#0000!important}.nav-tabs .nav-link:hover{color:var(--primary)!important;background-color:#0000000d!important;border-color:#0000!important}[data-theme=dark] .nav-tabs .nav-link{color:#ffffffb3!important}[data-theme=dark] .nav-tabs .nav-link:hover{color:#fff!important;background-color:#ffffff0d!important}.nav-tabs .nav-link.active{font-weight:700;color:var(--primary)!important;background-color:var(--card-bg)!important;border-color:var(--border-color) var(--border-color) var(--card-bg)!important}a,a:hover,a:focus,a:active{text-decoration:none!important}.dropdown-menu{background-color:var(--card-bg);border:1px solid var(--border-color);box-shadow:0 5px 20px var(--card-shadow);border-radius:10px}.dropdown-item{color:var(--text-primary);transition:all .2s;text-decoration:none!important}.dropdown-item:hover,.dropdown-item:focus{background-color:var(--primary);color:#fff!important;text-decoration:none!important}.dropdown-divider{border-color:var(--border-color)}#themeToggle{border-radius:4px;background:0 0!important;border:none!important;padding:.5rem!important}#themeToggle:hover{background:#ffffff1a!important}.language-option.active{background-color:var(--primary)!important;color:#fff!important}.hero-section{background:var(--hero-gradient);color:#fff;align-items:center;min-height:40vh;padding-top:76px;display:flex;position:relative}.hero-section-bg{background-image:var(--hero-gradient), url(/bg1-small.webp);background-position:50%;background-repeat:no-repeat;background-size:cover}@media (width>=768px){.hero-section-bg{background-image:var(--hero-gradient), url(/bg1-medium.webp)}}@media (width>=1200px){.hero-section-bg{background-image:var(--hero-gradient), url(/bg1.webp)}}.hero-section:before{content:"";opacity:0;z-index:0;pointer-events:none;position:absolute;inset:0}.hero-content{z-index:1;position:relative}.grade-card{background:var(--card-bg);text-align:center;box-shadow:0 5px 20px var(--card-shadow);color:var(--text-primary);border:2px solid #0000;border-radius:15px;height:100%;padding:2rem;transition:all .3s;display:block;text-decoration:none!important}.grade-card:hover{box-shadow:0 10px 30px var(--card-shadow);border-color:var(--primary);color:var(--text-primary);transform:translateY(-5px);text-decoration:none!important}.grade-icon{background:var(--primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 1rem;font-size:2rem;font-weight:700;display:flex}.advanced-level .grade-icon{background:var(--success);font-size:1.2rem}.grade-card h5{color:var(--text-primary);margin-bottom:1rem}.grade-card p{color:var(--text-secondary);justify-content:center;align-items:center;min-height:2.5rem;margin-bottom:1rem;font-size:.9rem;display:flex}.feature-card{background:var(--card-bg);box-shadow:0 5px 15px var(--card-shadow);text-align:center;height:100%;color:var(--text-primary);border:1px solid #0000;border-radius:15px;padding:1.5rem;transition:all .3s}.feature-card:hover{border-color:var(--primary);box-shadow:0 10px 30px var(--card-shadow);transform:translateY(-5px)}.feature-icon{background:var(--primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:70px;height:70px;margin:0 auto .75rem;font-size:1.5rem;transition:transform .3s;display:flex}.feature-card:hover .feature-icon{transform:rotateY(180deg)}.feature-card h5{color:var(--text-primary)}.feature-card p{color:var(--text-secondary);margin-bottom:0;font-size:.85rem}.btn:active{transform:scale(.98)}.btn-primary{background:var(--primary);border-color:var(--primary);transition:all .3s;text-decoration:none!important}.btn-primary:hover{background:#1b5e20;border-color:#1b5e20;transform:translateY(-2px);text-decoration:none!important}.btn-success{background:var(--success);border-color:var(--success)}.btn-light{background:var(--card-bg);border-color:var(--border-color);color:var(--text-primary);font-weight:600}.btn-light:hover{background:var(--bg-secondary);color:var(--text-primary);transform:translateY(-2px)}.card{box-shadow:0 5px 20px var(--card-shadow);background-color:var(--card-bg);color:var(--text-primary);border:none;border-radius:15px;transition:transform .3s}.card:hover{transform:translateY(-5px)}.card-header{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);color:var(--text-primary)}.card-body{background-color:var(--card-bg);color:var(--text-primary)}.form-control,.form-select{background-color:var(--card-bg);border:2px solid var(--border-color);color:var(--text-primary);border-radius:10px;padding:12px 16px;transition:border-color .3s,background-color .3s}.form-control:focus,.form-select:focus{background-color:var(--card-bg);border-color:var(--primary);color:var(--text-primary);box-shadow:0 0 0 .25rem #2e7d3240}.form-control::placeholder{color:var(--text-muted)}.text-primary{color:var(--primary)!important}.text-secondary{color:var(--text-secondary)!important}.text-muted{color:var(--text-muted)!important}h1,h2,h3,h4,h5,h6{color:var(--text-primary)}.text-dark{color:var(--text-dark)!important}p{color:var(--text-secondary)}small{color:var(--text-muted)}.breadcrumb{background:0 0;padding:.5rem 0}@media (width<=768px){.breadcrumb{padding:.5rem 1rem}}.breadcrumb-item a{color:var(--primary);text-decoration:none!important}.breadcrumb-item a:hover{text-decoration:underline!important}.breadcrumb-item.active{color:var(--text-secondary)}.bg-light{background-color:var(--bg-secondary)!important}.bg-dark{background-color:var(--bg-tertiary)!important}.language-indicator{border-radius:50%;width:12px;height:12px;margin-right:4px;display:inline-block}.language-indicator.sinhala{background-color:var(--sinhala)}.language-indicator.tamil{background-color:var(--tamil)}.language-indicator.english{background-color:var(--english)}.switcher-container{background-color:var(--bg-secondary);transition:all .3s}[data-theme=dark] .switcher-container{background-color:#1a1a1a;border-bottom-color:#333!important}.content-medium-btn{border-width:2px!important;font-weight:700!important;transition:all .2s!important}.content-medium-btn:hover{box-shadow:0 4px 12px var(--card-shadow);transform:translateY(-1px)}.content-medium-btn.active{box-shadow:0 0 0 3px #0d6efd40}[data-theme=light] .content-medium-btn:not(.btn-primary){color:var(--text-primary)!important;border-color:var(--border-color)!important}[data-theme=light] .content-medium-btn:not(.btn-primary):hover{background-color:var(--bg-tertiary)!important;border-color:var(--primary)!important}[data-theme=dark] .content-medium-btn:not(.btn-primary){color:#fffc!important;border-color:#fff3!important}[data-theme=dark] .content-medium-btn:not(.btn-primary):hover{border-color:var(--primary)!important;color:#fff!important;background-color:#ffffff0d!important}.page-header,.grade-header{background:var(--hero-gradient);color:#fff;text-align:center;padding:130px 0 4rem}.page-header h1,.grade-header h1{color:#fff}.page-header p,.grade-header p{color:#ffffffe6}.footer-section{border-top:1px solid var(--border-color);background-color:var(--bg-tertiary)!important;color:var(--text-primary)!important}.footer-title{font-weight:600;color:var(--text-primary)!important}.footer-copyright{color:var(--text-secondary)!important}.footer-nav-link,.footer-link{cursor:pointer;transition:color .3s;color:var(--text-secondary)!important;text-decoration:none!important}.footer-nav-link:hover,.footer-link:hover{color:var(--primary)!important;text-decoration:none!important}.footer-made-with{color:var(--text-muted)!important}.alert{background-color:var(--card-bg);color:var(--text-primary);border:none;border-left:4px solid;border-radius:10px}.alert-info{border-left-color:var(--info);background-color:#0277bd1a}.alert-success{border-left-color:var(--success);background-color:#4caf501a}.alert-warning{border-left-color:var(--warning);background-color:#f57c001a}.alert-danger{border-left-color:var(--danger);background-color:#d32f2f1a}.list-group-item{background-color:var(--card-bg);border:1px solid var(--border-color);color:var(--text-primary)}.list-group-item:hover{background-color:var(--bg-secondary)}.badge{font-weight:500}@media (width<=768px){.main-content{padding-top:70px}.hero-section{min-height:50vh;padding:2rem 0}.display-4{font-size:2rem}.grade-card{margin:10px 10px 2rem;padding:1.5rem}.grade-icon{width:60px;height:60px;font-size:1.5rem}.navbar-nav{background-color:#0000001a;border-radius:8px;margin-top:1rem;padding:1rem}.feature-card{padding:1.25rem 1rem}.feature-icon{width:50px;height:50px;font-size:1.25rem}.feature-card h5{font-size:1rem}}.x-small{font-size:.75rem}html{scroll-behavior:smooth}@media (width>=992px){.contact-form-section{max-width:700px;margin:0 auto}}