:root{
--primary:#dc5f00;--primary-light:#ff7a1a;--primary-dark:#b84f00;
--primary-glow:rgba(220,95,0,.35);
--bg-dark:#0b1120;--bg-dark-2:#1b2559;
--text-main:#1b2559;--text-muted:#7a8bb5;
--white:#fff;--light-bg:#f4f6fb;--border:#e2e8f3;
--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Tajawal",sans-serif;background:var(--white);color:var(--text-main);line-height:1.7;overflow-x:hidden}
img{max-width:100%}
/* Header */
.header{position:fixed;top:0;right:0;left:0;z-index:9999;transition:all .4s cubic-bezier(.25,.46,.45,.94)}
.header.scrolled{background:rgba(11,17,32,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 4px 30px rgba(0,0,0,.3)}
.header.scrolled .nav-container,.header.dark-hero .nav-container{padding-top:12px;padding-bottom:12px}
.header.scrolled .logo-text h1,.header.scrolled .nav-links a:not(.dashboard-btn):not(.login-link),
.header.dark-hero .logo-text h1,.header.dark-hero .nav-links a:not(.dashboard-btn):not(.login-link){color:#fff!important}
.header.scrolled .logo-text p,.header.dark-hero .logo-text p{color:rgba(255,255,255,.6)!important}
.header.scrolled .hamburger span,.header.dark-hero .hamburger span{background:#fff}
.header.dark-hero{background:rgba(11,17,32,.55);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.header.dark-hero.scrolled{background:rgba(11,17,32,.92)}
.nav-container{max-width:1400px;margin:0 auto;padding:18px 5%;display:flex;justify-content:space-between;align-items:center;transition:padding .4s}
.logo-area{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0}
.logo-area img{width:48px;height:48px;border-radius:12px;object-fit:contain}
.logo-text h1{font-size:1.25rem;color:var(--bg-dark);font-weight:800;transition:color .4s}
.logo-text p{font-size:.72rem;color:var(--text-muted);transition:color .4s}
.logo-text .tagline{font-size:.78rem;font-weight:800;color:var(--primary);letter-spacing:.02em;display:flex;align-items:center;gap:6px}
.logo-text .tagline::before{content:'';width:18px;height:2.5px;background:linear-gradient(90deg,var(--primary),var(--primary-light));border-radius:2px;display:inline-block}
.nav-links{display:flex;gap:8px;align-items:center}
.nav-links a{color:var(--text-main);text-decoration:none;font-weight:500;transition:all .3s;font-size:.92rem;padding:8px 14px;border-radius:10px}
.nav-links a:hover{color:var(--primary);background:rgba(220,95,0,.06)}
.nav-links a.active{color:var(--primary);font-weight:700}
.nav-links .quiz-link{color:var(--primary-light)}
.login-link{color:var(--primary)!important;font-weight:700}
.logout-link{color:#ef4444!important}
.dashboard-btn{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff!important;padding:12px 28px;border-radius:14px;text-decoration:none;font-weight:800;font-size:1rem;box-shadow:0 4px 20px var(--primary-glow)}
.dashboard-btn:hover{transform:translateY(-3px);box-shadow:0 8px 30px var(--primary-glow)}
.btn-icon{width:28px;height:28px;background:rgba(255,255,255,.2);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.9rem}
/* Dropdown */
.nav-dropdown{position:relative}
.nav-dropdown-trigger{display:flex;align-items:center;gap:6px}
.nav-dropdown-trigger i{font-size:.65rem;transition:transform .3s}
.nav-dropdown-menu{position:absolute;top:calc(100% + 10px);right:0;background:var(--white);border-radius:16px;padding:8px;min-width:240px;box-shadow:0 15px 40px rgba(11,17,32,.12);opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s;border:1px solid var(--border);z-index:1000}
.nav-dropdown:hover .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-dropdown:hover .nav-dropdown-trigger i{transform:rotate(180deg)}
.nav-dropdown-menu a{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:12px;font-size:.9rem;font-weight:600}
.nav-dropdown-menu a i{color:var(--primary);width:20px;text-align:center}
.header.scrolled .nav-dropdown-menu{background:rgba(11,17,32,.95);border-color:rgba(255,255,255,.1)}
.header.scrolled .nav-dropdown-menu a{color:rgba(255,255,255,.8)}
/* Hamburger + mobile */
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;z-index:10001;background:none;border:none}
.hamburger span{width:26px;height:2.5px;background:var(--bg-dark);border-radius:2px;transition:all .3s}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}
.mobile-menu{display:none;position:fixed;top:0;right:0;left:0;bottom:0;background:rgba(11,17,32,.97);backdrop-filter:blur(20px);z-index:10000;padding:100px 30px 40px;flex-direction:column;gap:8px;opacity:0;transform:translateY(-20px);transition:all .4s}
.mobile-menu.active{display:flex;opacity:1;transform:translateY(0)}
.mobile-menu a{color:#fff;text-decoration:none;font-size:1.2rem;font-weight:600;padding:16px 20px;border-radius:14px;display:flex;align-items:center;gap:12px}
.mobile-menu a.quiz-link{color:var(--primary-light)}
.mobile-menu .mobile-dashboard-link{margin-top:20px;background:linear-gradient(135deg,var(--primary),var(--primary-light))!important;color:#fff!important;justify-content:center}
.mobile-menu .logout-link{color:#ef4444!important}
.mobile-menu-divider{height:1px;background:rgba(255,255,255,.1);margin:12px 0}
.mobile-accordion{width:100%}
.mobile-accordion-trigger{width:100%;display:flex;align-items:center;justify-content:space-between;background:none;border:none;color:#fff;font-size:1.2rem;font-weight:600;padding:16px 20px;border-radius:14px;cursor:pointer;font-family:inherit}
.mobile-accordion-trigger span{display:flex;align-items:center;gap:12px}
.chevron-icon{transition:transform .3s;font-size:.8rem}
.mobile-accordion.active .chevron-icon{transform:rotate(180deg)}
.mobile-accordion-content{max-height:0;overflow:hidden;transition:max-height .4s ease}
.mobile-accordion.active .mobile-accordion-content{max-height:320px}
.mobile-accordion-content a{font-size:1rem;color:rgba(255,255,255,.6);padding:12px 20px 12px 40px}
/* Hero / sections shared */
.course-hero,.hero{position:relative;min-height:90vh;display:flex;align-items:center;overflow:hidden;background:var(--bg-dark)}
.hero{min-height:100vh;justify-content:center}
.hero-bg{position:absolute;inset:0;z-index:1}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.25;filter:brightness(.6)}
.hero .hero-bg img{opacity:.35;filter:brightness(.7)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,17,32,.8) 0%,rgba(11,17,32,.6) 50%,rgba(11,17,32,.95) 100%);z-index:2}
.hero-grid-pattern{position:absolute;inset:0;z-index:2;background-image:linear-gradient(rgba(220,95,0,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(220,95,0,.03) 1px,transparent 1px);background-size:60px 60px}
.hero-glow{position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(220,95,0,.18),transparent 70%);top:-200px;left:-100px;z-index:2;animation:heroGlowMove 8s ease-in-out infinite}
@keyframes heroGlowMove{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,20px) scale(1.1)}}
.hero-content{position:relative;z-index:3;max-width:900px;margin:0 auto;text-align:center;padding:140px 5% 80px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(220,95,0,.15);border:1px solid rgba(220,95,0,.4);color:var(--primary-light);padding:8px 22px;border-radius:50px;font-size:.9rem;font-weight:700;margin-bottom:30px;backdrop-filter:blur(10px)}
.hero-content h1{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:900;color:#fff;margin-bottom:24px;line-height:1.25}
.hero-content h1 .highlight,.hero-content h2 .highlight{background:linear-gradient(135deg,var(--primary-light),#ffb347);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-content h2{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:900;color:#fff;margin-bottom:20px;line-height:1.25}
.hero-content p{font-size:clamp(1rem,2vw,1.2rem);color:rgba(255,255,255,.65);margin:0 auto 40px;max-width:650px;line-height:1.8}
.hero-cta-group,.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:60px}
.btn-primary{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;padding:16px 36px;border-radius:14px;text-decoration:none;font-weight:800;font-size:1.05rem;border:none;box-shadow:0 4px 20px var(--primary-glow);cursor:pointer;font-family:inherit}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 30px var(--primary-glow)}
.btn-block{width:100%;justify-content:center;padding:14px;font-size:.95rem}
.btn-outline{display:inline-flex;align-items:center;gap:10px;background:transparent;color:#fff;padding:16px 36px;border-radius:14px;text-decoration:none;font-weight:700;border:2px solid rgba(255,255,255,.25);backdrop-filter:blur(10px)}
.btn-outline:hover{border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.08);transform:translateY(-3px)}
.hero-stats{display:flex;justify-content:center;gap:50px;flex-wrap:wrap}
.hero-stat-num{font-size:2rem;font-weight:900;color:var(--primary-light)}
.hero-stat-label{color:rgba(255,255,255,.5);font-size:.9rem}
.section-label{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:700;font-size:.85rem;margin-bottom:14px}
.section-label::before{content:'';width:30px;height:3px;background:var(--primary);border-radius:2px}
.section-title{text-align:center;margin-bottom:60px}
.section-title h2{font-size:clamp(1.8rem,3vw,2.5rem);color:var(--bg-dark);margin-bottom:16px;font-weight:800}
.section-title p{color:var(--text-muted);max-width:600px;margin:0 auto;font-size:1.05rem}
/* Cards, features, syllabus, instructors, CTA */
.features-section,.instructors-section{padding:100px 5%;max-width:1200px;margin:0 auto}
.features-grid,.instructors-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.feature-card{background:var(--white);padding:36px 28px;border-radius:20px;text-align:center;border:1px solid var(--border);position:relative;overflow:hidden;transition:all .4s}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--primary-light));transform:scaleX(0);transition:transform .4s;transform-origin:right}
.feature-card:hover::before{transform:scaleX(1)}
.feature-card:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(11,17,32,.08)}
.feature-icon{width:70px;height:70px;border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:1.6rem}
.feature-icon.orange{background:rgba(220,95,0,.1);color:var(--primary)}
.feature-icon.blue{background:rgba(27,37,89,.1);color:var(--bg-dark-2)}
.feature-icon.green{background:rgba(34,197,94,.1);color:var(--success)}
.feature-card h3{font-size:1.2rem;margin-bottom:12px;color:var(--bg-dark);font-weight:800}
.feature-card p{color:var(--text-muted);font-size:.92rem;line-height:1.8}
.syllabus-section{padding:100px 5%;background:var(--light-bg)}
.syllabus-container{max-width:1000px;margin:0 auto}
.syllabus-tabs{display:flex;gap:12px;justify-content:center;margin-bottom:40px;flex-wrap:wrap}
.tab-btn{padding:12px 28px;border-radius:12px;border:2px solid var(--border);background:var(--white);color:var(--text-main);font-weight:700;font-size:1rem;cursor:pointer;font-family:inherit;transition:all .3s}
.tab-btn.active{background:var(--bg-dark);color:#fff;border-color:var(--bg-dark)}
.syllabus-content{background:var(--white);border-radius:24px;padding:40px;box-shadow:0 10px 40px rgba(11,17,32,.05)}
.tab-pane{display:none}.tab-pane.active{display:block;animation:fadeIn .4s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.module-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--border)}
.module-item:last-child{border-bottom:none}
.module-num{min-width:40px;height:40px;border-radius:12px;background:rgba(220,95,0,.1);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:800}
.module-info h4{font-size:1.05rem;color:var(--bg-dark)}
.module-info p{color:var(--text-muted);font-size:.85rem}
.instructor-card{background:var(--white);border-radius:20px;overflow:hidden;border:1px solid var(--border);text-align:center;transition:all .4s}
.instructor-card:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(11,17,32,.08)}
.instructor-cover{height:140px;background:linear-gradient(135deg,var(--bg-dark),var(--bg-dark-2));position:relative}
.instructor-avatar{width:90px;height:90px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:900;border:5px solid var(--white);position:absolute;bottom:-45px;left:50%;transform:translateX(-50%)}
.instructor-details{padding:60px 24px 30px}
.instructor-details .role{color:var(--primary);font-weight:600;font-size:.9rem;margin-bottom:16px;display:block}
.cta-section{padding:100px 5%;background:var(--bg-dark);position:relative;overflow:hidden}
.cta-glow{position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(220,95,0,.15),transparent 70%);top:-150px;right:-100px}
.cta-container{max-width:1200px;margin:0 auto;text-align:center;position:relative;z-index:2}
.cta-container h2{font-size:clamp(2rem,4vw,2.8rem);color:#fff;font-weight:900;margin-bottom:20px}
.cta-container p{color:rgba(255,255,255,.6);font-size:1.1rem;margin:0 auto 40px;max-width:600px}
.upcoming-courses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:50px;max-width:1000px;margin-left:auto;margin-right:auto}
.upcoming-course-card{background:var(--white);border-radius:20px;overflow:hidden;text-align:right;display:flex;flex-direction:column;transition:all .4s}
.upcoming-course-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(0,0,0,.3)}
.ucc-header{background:linear-gradient(135deg,var(--bg-dark),var(--bg-dark-2));padding:20px 24px;display:flex;justify-content:space-between;align-items:center;color:#fff}
.ucc-badge{font-size:.85rem;background:rgba(255,255,255,.1);padding:6px 12px;border-radius:8px}
.ucc-seats{font-size:.85rem;font-weight:700;color:var(--primary-light)}
.ucc-body{padding:24px;flex:1}
.ucc-body h3{font-size:1.15rem;color:var(--bg-dark);font-weight:800;margin-bottom:16px}
.ucc-meta{display:flex;flex-direction:column;gap:10px;margin-bottom:20px;color:var(--text-muted);font-size:.88rem}
.ucc-prices{display:flex;gap:12px;margin-bottom:24px}
.ucc-price-item{flex:1;background:var(--light-bg);padding:14px;border-radius:12px;text-align:center}
.ucc-price-item strong{color:var(--primary);font-size:1.2rem;font-weight:900}
.ucc-price-item.free strong{color:var(--success)}
.ucc-footer{padding:0 24px 24px}
.no-courses-message{text-align:center;padding:40px 20px;color:rgba(255,255,255,.6);grid-column:1/-1}
/* Footer */
.footer{background:#080c18;color:#fff;padding:80px 5% 40px}
.footer-content{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:50px}
.footer-logo-area{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.footer-logo-area img{width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.08);padding:6px}
.footer-about{color:rgba(255,255,255,.5);font-size:.92rem;line-height:1.9;margin-bottom:24px}
.footer-social{display:flex;gap:10px}
.footer-social a{width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.5);text-decoration:none}
.footer-social a:hover{background:var(--primary);color:#fff}
.footer-links h4,.footer-contact-title{font-size:1rem;margin-bottom:24px;color:#fff;font-weight:700}
.footer-links ul{list-style:none}
.footer-links li{margin-bottom:12px}
.footer-links a{color:rgba(255,255,255,.45);text-decoration:none;font-size:.92rem}
.footer-links a:hover{color:var(--primary-light)}
.footer-contact-item{display:flex;gap:10px;margin-bottom:14px;color:rgba(255,255,255,.45);font-size:.92rem}
.copyright{text-align:center;padding-top:40px;margin-top:40px;border-top:1px solid rgba(255,255,255,.06);color:rgba(255,255,255,.3);font-size:.85rem}
/* Animations */
.animate-on-scroll{opacity:0;transform:translateY(30px);transition:opacity .7s cubic-bezier(.25,.46,.45,.94),transform .7s cubic-bezier(.25,.46,.45,.94)}
.animate-on-scroll.visible{opacity:1;transform:translateY(0)}
.stagger-1{transition-delay:.1s}.stagger-2{transition-delay:.2s}.stagger-3{transition-delay:.3s}.stagger-4{transition-delay:.4s}
@media(max-width:1024px){.footer-content{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.hamburger{display:flex}.nav-links{display:none}.hero-stats{gap:30px}.footer-content{grid-template-columns:1fr;gap:36px}.syllabus-content{padding:24px}.hero-cta-group,.hero-buttons{flex-direction:column;align-items:stretch;padding:0 20px}}