:root{--primary:#1a7a3c;--primary-rgb:26, 122, 60;--primary-light:#e8f5ed;--primary-dark:#115228;--accent:#e5a93b;--accent-rgb:229, 169, 59;--bg-main:#fafcfa;--bg-card:#fff;--text-heading:#1c1c1c;--text-body:#424242;--text-light:#707a72;--border:#d3e4d9;--border-light:#e9f2ec;--success:#2e7d32;--error:#c62828;--shadow-sm:0 2px 8px #1a7a3c0a;--shadow-md:0 8px 24px #1a7a3c14;--shadow-lg:0 16px 40px #1a7a3c1f;--shadow-inset:inset 0 2px 4px #0000000f;--radius-sm:6px;--radius-md:12px;--radius-lg:20px;--radius-full:9999px;--transition:all .3s cubic-bezier(.4, 0, .2, 1);--max-width:1200px;--font-heading:"Poppins", "Inter", system-ui, -apple-system, sans-serif;--font-body:"Inter", system-ui, -apple-system, sans-serif}@media (prefers-color-scheme:dark){:root{--primary:#22a04e;--primary-light:#162b1d;--primary-dark:#0e421e;--accent:#f5b041;--bg-main:#0b100c;--bg-card:#121a14;--text-heading:#f5f9f6;--text-body:#d1ddd4;--text-light:#8e9c91;--border:#23352a;--border-light:#1a281f;--success:#4caf50;--error:#e53935;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 8px 24px #0006;--shadow-lg:0 16px 40px #00000080}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--bg-main);color:var(--text-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6;transition:background-color .3s,color .3s}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--text-heading);font-weight:600;line-height:1.3}a{color:var(--primary);transition:var(--transition);text-decoration:none}a:hover{color:var(--primary-dark)}button,input,select,textarea{font-family:inherit}.container{max-width:var(--max-width);width:100%;margin:0 auto;padding:0 24px}.section-padding{padding:80px 0}@media (width<=768px){.section-padding{padding:48px 0}}.flex{display:flex}.align-center{align-items:center}.justify-between{justify-content:space-between}.flex-column{flex-direction:column}.gap-1{gap:8px}.gap-2{gap:16px}.gap-3{gap:24px}.grid-2{grid-template-columns:repeat(2,1fr);gap:32px;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:30px;display:grid}@media (width<=992px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media (width<=768px){.grid-2,.grid-3{grid-template-columns:1fr;gap:24px}}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:12px 28px;font-size:15px;font-weight:500;display:inline-flex}.btn:active{transform:scale(.97)}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:0 4px 12px #1a7a3c33}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 16px #1a7a3c4d}.btn-secondary{background-color:var(--primary-light);color:var(--primary);border-color:var(--border)}.btn-secondary:hover{background-color:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px)}.btn-accent{background-color:var(--accent);color:#1c1c1c;box-shadow:0 4px 12px #e5a93b33}.btn-accent:hover{background-color:#d4982c;transform:translateY(-2px)}.btn-outline{border:2px solid var(--border);color:var(--text-heading);background-color:#0000}.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}.card{background-color:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--transition);padding:32px;position:relative;overflow:hidden}.card:hover{box-shadow:var(--shadow-lg);border-color:var(--border);transform:translateY(-6px)}.glass{background:rgba(var(--primary-rgb), .03);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(var(--primary-rgb), .08)}.badge{text-transform:uppercase;letter-spacing:.5px;border-radius:var(--radius-full);align-items:center;padding:4px 12px;font-size:12px;font-weight:600;display:inline-flex}.badge-primary{background-color:var(--primary-light);color:var(--primary)}.badge-accent{background-color:rgba(var(--accent-rgb), .15);color:#b27b1e}@media (prefers-color-scheme:dark){.badge-accent{color:var(--accent)}}.form-group{text-align:left;margin-bottom:20px}.form-group label{color:var(--text-heading);margin-bottom:8px;font-size:14px;font-weight:500;display:block}.form-control{border:1px solid var(--border);background-color:var(--bg-card);width:100%;color:var(--text-body);border-radius:var(--radius-md);transition:var(--transition);padding:12px 16px;font-size:15px}.form-control:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #1a7a3c26}.navbar-wrapper{z-index:100;border-bottom:1px solid var(--border-light);-webkit-backdrop-filter:blur(12px);width:100%;transition:var(--transition);background:#fafcfad9;position:sticky;top:0}@media (prefers-color-scheme:dark){.navbar-wrapper{border-bottom:1px solid var(--border);background:#0b100cd9}}.navbar{justify-content:space-between;align-items:center;height:80px;display:flex}.logo-container{font-size:24px;font-weight:800;font-family:var(--font-heading);color:var(--text-heading);align-items:center;gap:12px;display:flex}.logo-bubble{background-color:var(--primary);color:#fff;border-radius:12px 12px 12px 0;justify-content:center;align-items:center;width:40px;height:40px;font-size:20px;display:flex;position:relative;box-shadow:0 4px 10px #1a7a3c40}.nav-links{gap:32px;list-style:none;display:flex}.nav-link{color:var(--text-light);padding:8px 0;font-size:15px;font-weight:500;position:relative}.nav-link:hover,.nav-link.active{color:var(--primary)}.nav-link:after{content:"";background-color:var(--primary);width:0;height:2px;transition:var(--transition);position:absolute;bottom:0;left:0}.nav-link:hover:after,.nav-link.active:after{width:100%}.hamburger{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:6px;display:none}.hamburger span{background-color:var(--text-heading);width:25px;height:2.5px;transition:var(--transition);border-radius:2px;display:block}@media (width<=768px){.nav-links{background-color:var(--bg-card);width:100%;height:calc(100vh - 80px);box-shadow:var(--shadow-md);flex-direction:column;align-items:center;padding-top:40px;transition:all .4s ease-in-out;position:fixed;top:80px;left:-100%}.nav-links.mobile-active{left:0}.hamburger{display:flex}.hamburger.active span:first-child{transform:rotate(45deg)translate(6px,6px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg)translate(6px,-6px)}}.footer{background-color:var(--bg-card);border-top:1px solid var(--border-light);margin-top:auto;padding:80px 0 40px}.footer-grid{grid-template-columns:2fr repeat(3,1fr);gap:40px;margin-bottom:60px;display:grid}@media (width<=992px){.footer-grid{grid-template-columns:1.5fr 1fr;gap:30px}}@media (width<=576px){.footer-grid{grid-template-columns:1fr;gap:30px}}.footer-col h4{text-transform:uppercase;letter-spacing:1px;margin-bottom:24px;font-size:16px}.footer-links{list-style:none}.footer-links li{margin-bottom:12px}.footer-links a{color:var(--text-light);font-size:15px}.footer-links a:hover{color:var(--primary);padding-left:4px}.newsletter-form{gap:8px;margin-top:16px;display:flex}.footer-bottom{border-top:1px solid var(--border-light);color:var(--text-light);padding-top:30px;font-size:14px}.social-icons{gap:16px;margin-top:16px;display:flex}.social-icon{background-color:var(--primary-light);width:36px;height:36px;color:var(--primary);transition:var(--transition);border-radius:50%;justify-content:center;align-items:center;display:flex}.social-icon:hover{background-color:var(--primary);color:#fff;transform:translateY(-2px)}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;opacity:0;pointer-events:none;background-color:#00000080;justify-content:center;align-items:center;width:100vw;height:100vh;transition:opacity .3s;display:flex;position:fixed;top:0;left:0}.modal-overlay.active{opacity:1;pointer-events:auto}.modal-content{background-color:var(--bg-card);border-radius:var(--radius-lg);width:90%;max-width:600px;max-height:90vh;box-shadow:var(--shadow-lg);border:1px solid var(--border);padding:40px;transition:transform .3s cubic-bezier(.34,1.56,.64,1);position:relative;overflow-y:auto;transform:scale(.9)}.modal-overlay.active .modal-content{transform:scale(1)}.modal-close{cursor:pointer;color:var(--text-light);width:32px;height:32px;transition:var(--transition);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;font-size:24px;line-height:1;display:flex;position:absolute;top:24px;right:24px}.modal-close:hover{background-color:var(--primary-light);color:var(--primary)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-up{animation:.6s cubic-bezier(.4,0,.2,1) forwards fadeInUp}.tabs-header{flex-wrap:wrap;justify-content:center;gap:16px;margin-bottom:40px;display:flex}.tab-btn{border:1px solid var(--border);background-color:var(--bg-card);color:var(--text-light);border-radius:var(--radius-full);cursor:pointer;transition:var(--transition);padding:10px 24px;font-weight:500}.tab-btn:hover{color:var(--primary);border-color:var(--primary);background-color:var(--primary-light)}.tab-btn.active{background-color:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 10px #1a7a3c33}.accordion-item{border:1px solid var(--border);border-radius:var(--radius-md);background-color:var(--bg-card);transition:var(--transition);margin-bottom:12px;overflow:hidden}.accordion-header{cursor:pointer;-webkit-user-select:none;user-select:none;background-color:var(--bg-card);transition:var(--transition);justify-content:space-between;align-items:center;padding:18px 24px;display:flex}.accordion-header:hover{background-color:var(--primary-light)}.accordion-title{color:var(--text-heading);font-size:16px;font-weight:600}.accordion-icon{color:var(--primary);font-size:14px;transition:transform .3s}.accordion-item.active .accordion-icon{transform:rotate(180deg)}.accordion-content{max-height:0;padding:0 24px;transition:max-height .3s ease-out,padding .3s;overflow:hidden}.accordion-item.active .accordion-content{border-top:1px solid var(--border-light);max-height:600px;padding:18px 24px 24px}.quiz-box{background-color:var(--bg-card);border:2px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:left;margin-top:40px;padding:32px}.quiz-progress-bar{background-color:var(--border-light);border-radius:var(--radius-full);height:6px;margin:16px 0 24px;overflow:hidden}.quiz-progress-fill{background-color:var(--primary);height:100%;transition:var(--transition)}.quiz-question{color:var(--text-heading);margin-bottom:20px;font-size:18px;font-weight:600}.quiz-options{flex-direction:column;gap:12px;display:flex}.quiz-option{background-color:var(--bg-main);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;text-align:left;transition:var(--transition);padding:14px 20px;font-weight:500}.quiz-option:hover{background-color:var(--primary-light);border-color:var(--primary)}.quiz-option.correct{color:#2e7d32;background-color:#e8f5e9;border-color:#2e7d32;font-weight:600}.quiz-option.incorrect{color:#c62828;background-color:#ffebee;border-color:#c62828;font-weight:600}.download-indicator-wrapper{border:1px dashed var(--primary);background-color:var(--primary-light);border-radius:var(--radius-md);margin-top:16px;padding:16px;animation:.4s fadeInUp}.download-progress-track{background-color:rgba(var(--primary-rgb), .15);border-radius:var(--radius-full);height:8px;margin-top:12px;position:relative;overflow:hidden}.download-progress-bar{background-color:var(--primary);width:0%;height:100%;transition:width 50ms linear}.hero-content{text-align:center;max-width:800px;margin:0 auto}.hero-title{letter-spacing:-.5px;color:var(--text-heading);margin-bottom:24px;font-size:48px;font-weight:800}@media (width<=768px){.hero-title{font-size:32px}}.hero-subtitle{color:var(--text-light);margin-bottom:40px;font-size:18px;line-height:1.6}.stat-box{background-color:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);text-align:center;padding:24px}.stat-number{color:var(--primary);font-size:36px;font-weight:800;font-family:var(--font-heading);margin-bottom:8px}.stat-label{color:var(--text-light);font-size:14px;font-weight:500}.testimonial-card{background-color:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-bottom:20px;padding:32px;position:relative}.speech-bubble{background-color:var(--primary-light);border-radius:var(--radius-md);color:var(--text-body);margin-bottom:24px;padding:20px;font-style:italic;position:relative}.speech-bubble:after{content:"";border-style:solid;border-width:12px 12px 0 0;border-color:var(--primary-light) transparent;width:0;display:block;position:absolute;bottom:-12px;left:32px}.user-profile{align-items:center;gap:16px;display:flex}.user-avatar{background-color:var(--primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:50px;height:50px;font-weight:700;display:flex}.blog-progress-container{z-index:101;width:100%;height:4px;position:fixed;top:80px;left:0}.blog-progress-bar{background-color:var(--accent);width:0%;height:100%;transition:width .1s}.blog-comment-section{border-top:1px solid var(--border);margin-top:40px;padding-top:30px}.comment-list{flex-direction:column;gap:16px;margin-top:24px;display:flex}.comment-item{background-color:var(--primary-light);border-radius:var(--radius-md);border:1px solid var(--border-light);padding:16px}.comment-meta{color:var(--primary);justify-content:space-between;margin-bottom:8px;font-size:13px;font-weight:600;display:flex}.course-features-list{text-align:left;margin:20px 0;list-style:none}.course-features-list li{align-items:flex-start;gap:10px;margin-bottom:10px;display:flex}.checkmark-icon{color:var(--primary);font-weight:700}.login-page-wrapper{background-color:var(--bg-main);justify-content:center;align-items:center;min-height:100vh;padding:40px 24px;display:flex}.login-card-container{background-color:var(--bg-card);border-radius:var(--radius-lg);width:100%;max-width:1100px;box-shadow:var(--shadow-lg);border:1px solid var(--border-light);flex-direction:row;display:flex;overflow:hidden}@media (width<=992px){.login-card-container{flex-direction:column;max-width:550px}}.login-left-side{text-align:left;flex-direction:column;justify-content:center;width:50%;padding:48px;display:flex}@media (width<=992px){.login-left-side{width:100%;padding:32px 24px}}.login-right-side{background-color:var(--primary-light);width:50%;position:relative;overflow:hidden}@media (width<=992px){.login-right-side{display:none}}.login-bg-img{background-position:50%;background-size:cover;width:100%;height:100%}.login-overlay{mix-blend-mode:multiply;z-index:1;background-color:#496177d9;position:absolute;inset:0}.login-quote-container{z-index:2;position:absolute;bottom:40px;left:40px;right:40px}.login-glass-panel{-webkit-backdrop-filter:blur(20px);border-radius:var(--radius-md);color:#fff;background:#ffffff1f;border:1px solid #fff3;padding:24px}.login-glass-quote{font-size:18px;font-weight:500;line-height:1.4;font-family:var(--font-heading);letter-spacing:-.2px;margin-bottom:20px}.input-tech{background-color:var(--bg-main);border:none;border-bottom:2px solid var(--border);border-radius:var(--radius-sm) var(--radius-sm) 0 0;width:100%;color:var(--text-heading);padding:12px 16px;font-size:15px;transition:border-color .3s,background-color .3s}.input-tech:focus{border-bottom-color:var(--primary);background-color:var(--primary-light);outline:none}.social-login-btn{border:1px solid var(--border);background-color:var(--bg-card);border-radius:var(--radius-md);color:var(--text-heading);cursor:pointer;transition:var(--transition);justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-size:14px;font-weight:600;display:flex}.social-login-btn:hover{border-color:var(--primary);background-color:var(--primary-light);transform:translateY(-2px)}.divider-container{text-align:center;margin:24px 0;position:relative}.divider-line{border-top:1px solid var(--border-light);z-index:0;position:absolute;top:50%;left:0;right:0}.divider-text{background-color:var(--bg-card);z-index:1;color:var(--text-light);padding:0 12px;font-size:13px;font-weight:500;display:inline-block;position:relative}.syllabus-tabs-container{border-bottom:1px solid var(--border-light);flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:40px;padding-bottom:20px;display:flex}.syllabus-tab-btn{border-radius:var(--radius-full);border:1px solid var(--border);background-color:var(--bg-card);color:var(--text-body);cursor:pointer;transition:var(--transition);padding:12px 24px;font-size:14px;font-weight:600}.syllabus-tab-btn:hover{background-color:var(--primary-light);color:var(--primary);border-color:var(--primary)}.syllabus-tab-btn.active{background-color:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 12px #1a7a3c33}.syllabus-two-col{text-align:left;gap:32px;display:flex}@media (width<=768px){.syllabus-two-col{flex-direction:column;gap:24px}}.syllabus-sidebar{flex:1;width:100%;max-width:320px}@media (width<=768px){.syllabus-sidebar{max-width:100%}}.syllabus-paper-list{flex-direction:column;gap:8px;display:flex}.syllabus-paper-item{border-radius:var(--radius-md);border:1px solid var(--border-light);background-color:var(--bg-card);color:var(--text-body);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm);justify-content:space-between;align-items:center;padding:16px 20px;font-size:15px;font-weight:600;display:flex}.syllabus-paper-item:hover{border-color:var(--primary);background-color:var(--primary-light);color:var(--primary);transform:translate(4px)}.syllabus-paper-item.active{background-color:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 12px #1a7a3c26}.syllabus-paper-item.active:hover{color:#fff;background-color:var(--primary);transform:none}.syllabus-content{background-color:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);flex-direction:column;flex:2;padding:32px;display:flex}.syllabus-topic-list{flex-direction:column;gap:12px;margin:24px 0;list-style:none;display:flex}.syllabus-topic-item{background-color:var(--bg-main);border:1px solid var(--border-light);border-radius:var(--radius-md);color:var(--text-body);transition:var(--transition);justify-content:space-between;align-items:center;padding:14px 20px;font-size:14.5px;font-weight:500;display:flex}.syllabus-topic-item:hover{border-color:var(--primary);background-color:var(--bg-card);box-shadow:var(--shadow-sm)}.syllabus-arrow{color:var(--primary);font-size:14px;font-weight:700}.syllabus-paper-item.active .syllabus-arrow{color:#fff}.download-pdf-btn{background-color:var(--primary);color:#fff;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:none;align-self:flex-start;align-items:center;gap:8px;margin-top:auto;padding:12px 24px;font-size:15px;font-weight:600;display:inline-flex;box-shadow:0 4px 12px #1a7a3c33}.download-pdf-btn:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 16px #1a7a3c4d}.download-pdf-btn:active{transform:translateY(0)}.nav-dropdown{position:relative}.nav-dropdown-menu{background-color:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-md);box-shadow:var(--shadow-md);opacity:0;pointer-events:none;z-index:1000;text-align:left;flex-direction:column;min-width:180px;padding:8px 0;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;position:absolute;top:100%;left:50%;transform:translate(-50%)translateY(10px)}@media (width>=769px){.nav-dropdown:hover .nav-dropdown-menu{opacity:1;pointer-events:auto;transform:translate(-50%)translateY(0)}}.nav-dropdown-item{color:var(--text-body);transition:var(--transition);border-bottom:1px solid var(--border-light);padding:10px 20px;font-size:13.5px;font-weight:500;display:block}.nav-dropdown-item:last-child{border-bottom:none}.nav-dropdown-item:hover{background-color:var(--primary-light);color:var(--primary);padding-left:24px}@media (width<=768px){.nav-dropdown-menu{box-shadow:none;background-color:var(--bg-main);opacity:1;pointer-events:auto;width:100%;max-height:0;min-width:unset;border:none;padding:0;transition:max-height .3s;position:static;overflow:hidden;transform:none}.nav-dropdown-menu.mobile-open{border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light);max-height:350px;margin-top:8px;margin-bottom:8px}.nav-dropdown-item{text-align:center;padding:12px 32px;font-size:14.5px}}