@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-color: #0b0c10;--bg-secondary: #13141c;--text-primary: #ffffff;--text-secondary: #a0aab2;--neon-blue: #00f0ff;--neon-purple: #7000ff;--primary-gradient: linear-gradient(135deg, var(--neon-purple) 0%, var(--neon-blue) 100%);--glass-bg: rgba(255, 255, 255, .03);--glass-border: rgba(255, 255, 255, .05);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37);--glow-shadow: 0 0 20px rgba(0, 240, 255, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-primary);line-height:1.6;overflow-x:hidden}a{text-decoration:none;color:inherit}ul{list-style:none}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2}.text-gradient{background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:var(--glass-shadow);transition:transform .3s ease,box-shadow .3s ease}.glass-panel:hover{transform:translateY(-5px);box-shadow:0 12px 40px #00f0ff1a;border:1px solid rgba(0,240,255,.2)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease;border:none;font-size:1rem}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:var(--glow-shadow)}.btn-primary:hover{box-shadow:0 0 30px #00f0ff99;transform:translateY(-2px)}.btn-secondary{background:transparent;color:#fff;border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{border-color:var(--neon-blue);color:var(--neon-blue);background:#00f0ff0d}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.section{padding:6rem 0}@media(max-width:768px){.section{padding:3rem 0}}.section-title{font-size:2.5rem;margin-bottom:1rem;text-align:center}.section-subtitle{text-align:center;color:var(--text-secondary);max-width:600px;margin:0 auto 4rem;font-size:1.1rem}@media(max-width:768px){.section-title{font-size:2rem}.section-subtitle{font-size:1rem;margin-bottom:2rem}}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-20px)}to{transform:translateY(0)}}@keyframes pulse-glow{0%{opacity:.5;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}to{opacity:.5;transform:scale(1)}}.animate-float{animation:float 6s ease-in-out infinite}.bg-glow{position:absolute;width:600px;height:600px;background:radial-gradient(circle,rgba(112,0,255,.15) 0%,rgba(0,240,255,.05) 50%,transparent 70%);border-radius:50%;pointer-events:none;z-index:-1;animation:pulse-glow 8s infinite alternate}.flex-center{display:flex;align-items:center;justify-content:center}.grid{display:grid;gap:2rem}.grid-2,.grid-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;gap:1.5rem}.flex-col-mobile{flex-direction:column!important;align-items:flex-start!important}.hidden-mobile{display:none!important}}.dashboard-container{display:flex;height:100vh;background:var(--bg-color);overflow:hidden}.dashboard-sidebar{width:280px;background:var(--bg-secondary);border-right:1px solid var(--glass-border);display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto}.dashboard-sidebar-content{display:flex;flex-direction:column;flex-grow:1}.dashboard-main{flex-grow:1;padding:2rem;overflow-y:auto}.dashboard-content-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,1fr);gap:2rem}.course-card-responsive{display:flex;overflow:hidden;min-height:180px}.course-card-img-wrapper{width:250px;position:relative;flex-shrink:0}.mobile-menu-btn{display:none}@media(max-width:1200px){.dashboard-content-grid{grid-template-columns:1fr}}@media(max-width:900px){.dashboard-container{flex-direction:column}.dashboard-sidebar{width:100%;height:auto;border-right:none;border-bottom:1px solid var(--glass-border);flex-shrink:0}.mobile-menu-btn{display:block}.dashboard-sidebar-content{display:none}.dashboard-sidebar-content.open{display:flex}.dashboard-main{padding:1rem}.course-card-responsive{flex-direction:column}.course-card-img-wrapper{width:100%;height:180px}}.course-viewer-container{display:flex;height:100vh;background:var(--bg-color);overflow:hidden}.course-viewer-sidebar{width:320px;background:var(--bg-secondary);border-right:1px solid var(--glass-border);display:flex;flex-direction:column;flex-shrink:0}.course-viewer-main{flex-grow:1;display:flex;flex-direction:column;overflow-y:auto}@media(max-width:768px){.course-viewer-container{flex-direction:column;height:auto;min-height:100vh;overflow:visible}.course-viewer-main{order:1;overflow-y:visible}.course-viewer-sidebar{width:100%;order:2;border-right:none;border-top:1px solid var(--glass-border);overflow-y:visible}.course-viewer-content-padding{padding:1.5rem 1rem!important}.course-viewer-header{flex-direction:column;align-items:flex-start!important;gap:1rem}}.admin-layout-container{display:flex;height:100vh;background:var(--bg-color);overflow:hidden}.admin-sidebar{width:250px;background:#ffffff05;border-right:1px solid var(--glass-border);display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto}.admin-sidebar-content{display:flex;flex-direction:column;flex-grow:1}.admin-main{flex-grow:1;padding:2rem;overflow-y:auto}@media(max-width:768px){.admin-layout-container{flex-direction:column}.admin-sidebar{width:100%;height:auto;border-right:none;border-bottom:1px solid var(--glass-border);flex-shrink:0}.admin-sidebar-content{display:none}.admin-sidebar-content.open{display:flex}.admin-main{padding:1rem}}