:root{--background-color:#f8fafc;--surface-color:#fff;--primary-color:red;--primary-hover-color:#c00;--accent-color:#fff;--text-color:#111827;--text-muted-color:#64748b;--border-color:#e2e8f0;--success-color:#16a34a}body{background-color:var(--background-color);color:var(--text-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-family:Inter,Segoe UI,Roboto,sans-serif}a{color:inherit;text-decoration:none}.page-container{flex-direction:column;min-height:100vh;display:flex}.content-wrap{box-sizing:border-box;flex:1;width:100%;max-width:1240px;margin:0 auto;padding:0 20px}.header{background-color:var(--surface-color);z-index:1000;justify-content:space-evenly;padding:10px 20px;display:flex;position:sticky;top:0;box-shadow:0 2px 8px #0000000d}.nav-logo-img{cursor:pointer;width:auto;height:42px;display:block}.nav-links{justify-content:center;align-items:center;gap:28px;display:flex}.nav-links a{align-items:center;gap:8px;padding:6px 0;font-weight:600;transition:color .3s;display:flex;position:relative;color:var(--text-color)!important;text-decoration:none!important}.nav-links a:before{color:var(--text-muted-color);font-family:"Font Awesome 5 Free";font-size:.9em;font-weight:900;transition:color .3s;display:inline-block}.nav-links a[href=\/courses]:before{content:""}.nav-links a[href=\/categories]:before{content:""}.nav-links a[href=\/daily-updates]:before{content:""}.nav-links a[href=\/udemy-coupons]:before{content:""}.nav-links a[href=\/udemy-free-courses]:before{content:""}.nav-links a[href=\/submit-course]:before{content:""}.nav-links a:hover,.nav-links a.active{color:var(--primary-color)!important}.nav-links a:hover:before,.nav-links a.active:before{color:var(--primary-color)}.nav-links a:after{content:"";background-color:var(--primary-color);width:0;height:2px;transition:width .3s;position:absolute;bottom:-4px;left:0}.nav-links a:hover:after,.nav-links a.active:after{width:100%}.hamburger{cursor:pointer;z-index:1100;background:0 0;border:none;width:44px;height:44px;display:none;position:relative}.hamburger span{background-color:var(--primary-color);border-radius:2px;width:26px;height:2.5px;transition:all .35s;position:absolute;left:50%;transform:translate(-50%)}.hamburger span:first-child{top:14px}.hamburger span:nth-child(2){top:21px}.hamburger span:nth-child(3){top:28px}.hamburger.open span:first-child{top:21px;transform:translate(-50%)rotate(45deg)}.hamburger.open span:nth-child(2){opacity:0}.hamburger.open span:nth-child(3){top:21px;transform:translate(-50%)rotate(-45deg)}.hero-section{color:#fff;text-align:center;background:linear-gradient(135deg,#ff2e63,#ff7a00);border-radius:0 0 60px 60px;margin-bottom:40px;padding:80px 20px;position:relative;overflow:hidden;box-shadow:0 10px 25px #00000026}.hero-text h1{margin:0 0 15px;font-size:clamp(2rem,5vw,3rem);font-weight:800;line-height:1.2}.hero-search-form input{border:none;border-radius:14px;outline:none;width:100%;max-width:520px;padding:15px 20px;font-size:1.1em;transition:transform .2s;box-shadow:0 6px 15px #00000026}.hero-buttons{flex-wrap:wrap;justify-content:center;gap:18px;margin-top:25px;display:flex}.btn-hero-primary{background-color:#fff;border-radius:14px;padding:14px 32px;font-weight:700;color:#ff2e63!important}.btn-hero-secondary{border:2px solid #fff;border-radius:14px;padding:14px 32px;font-weight:700;color:#fff!important}.main-layout{flex-direction:row;align-items:flex-start;gap:30px;width:100%;margin-top:20px;display:flex}.content-area{flex:1;min-width:0}.sidebar{flex-direction:column;flex-shrink:0;gap:20px;width:300px;display:flex}.sidebar-widget h3{border-left:4px solid var(--primary-color);text-transform:uppercase;letter-spacing:.5px;margin-bottom:15px;padding-left:10px;font-size:1rem;font-weight:800}.courses-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px;display:grid}.course-card-modern{background:var(--surface-color);border:1px solid var(--border-color);border-radius:14px;height:100%;transition:transform .3s;overflow:hidden}.course-card-modern:hover{transform:translateY(-6px);box-shadow:0 10px 24px #0000001a}.image-container-modern{height:180px;position:relative}.image-container-modern img{object-fit:cover;width:100%;height:100%}.time-badge{color:#fff;background:#000000bf;border-radius:6px;padding:5px 10px;font-size:.8em;font-weight:600;position:absolute;top:12px;left:12px}.content-modern{padding:16px}.title-modern{margin-bottom:12px;font-size:1.1rem;font-weight:700;line-height:1.4;color:var(--text-color)!important}.price-modern .original-price{color:var(--text-muted-color);margin-right:8px;font-size:.9em;text-decoration:line-through}.price-modern .current-price{color:red;font-size:1.1em;font-weight:800}.course-detail-card-v2{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:16px;overflow:hidden}.detail-content-v2{padding:30px}.detail-title{margin-bottom:20px;font-size:2.2rem;font-weight:800}.detail-description p{color:#334155;margin-bottom:1.5rem;font-size:1.05rem;line-height:1.8}.detail-description h2,.detail-description h3{color:#0f172a;margin-top:1.8em;font-weight:700}.btn{text-align:center;border-radius:10px;padding:14px 32px;font-weight:800;transition:all .3s;display:inline-block;background-color:var(--primary-color)!important;color:#fff!important;text-decoration:none!important}.btn:hover{background-color:var(--primary-hover-color)!important}.social-buttons-container{justify-content:center;gap:15px;margin:20px 0;display:flex}.social-follow-button{border-radius:50%;justify-content:center;align-items:center;width:46px;height:46px;font-size:1.3rem;transition:transform .2s;display:flex;color:#fff!important}.social-follow-button:hover{transform:scale(1.1)}.social-follow-button.telegram{background-color:#24a1de}.social-follow-button.facebook{background-color:#1877f2}.social-follow-button.whatsapp{background-color:#25d366}.social-follow-button.twitter{background-color:#000}@media (max-width:1024px){.main-layout{flex-direction:column}.sidebar{width:100%;position:static}.header{justify-content:space-between}.nav-links{display:none}.hamburger{display:block}}@media (max-width:768px){.hero-section{border-radius:0 0 35px 35px;margin:0 -15px 30px;padding:60px 15px}.detail-title{font-size:1.6rem}.course-detail-card-v2{border:none;border-radius:0;margin:0 -20px}.similar-courses-section .courses-grid{scrollbar-width:none;gap:15px;margin-left:-20px;margin-right:-20px;padding-bottom:15px;padding-left:20px;display:flex;overflow-x:auto}.similar-courses-section .courses-grid::-webkit-scrollbar{display:none}.similar-courses-section .course-card-modern{flex:0 0 280px}}.footer{color:#cbd5e1;background:#0f172a;margin-top:60px;padding:60px 20px 20px}.footer-container{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;max-width:1200px;margin:0 auto;display:grid}.footer-section h4{color:#fff;margin-bottom:15px}.footer-section ul{padding:0;list-style:none}.footer-section li{margin-bottom:10px}.footer-section a{color:#94a3b8;font-size:14px;text-decoration:none}.footer-section a:hover{color:#38bdf8}.footer-bottom{text-align:center;color:#64748b;border-top:1px solid #1e293b;margin-top:50px;padding-top:20px;font-size:.8rem}.list-tile{border-bottom:1px solid var(--border-color);background:#fff;align-items:center;gap:15px;padding:15px;transition:all .2s;display:flex}.list-tile:hover{background-color:#fff5f5;transform:translate(5px)}