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.description{font-size:15px;color:var(--gray-300);line-height:1.8;margin-bottom:32px}.module-card{background:var(--dark-card);border:1px solid var(--border-card);border-radius:var(--radius-md);padding:20px;margin-bottom:16px;transition:var(--transition)}.module-card:hover{border-color:#16d8ff33}.module-card h3{font-size:15px;font-weight:700;margin-bottom:12px;color:var(--cyan)}.module-card ul{padding-left:0;list-style:none}.module-card li{padding:8px 0;border-bottom:1px solid rgba(255,255,255,.04);font-size:13px;color:var(--gray-300);display:flex;align-items:center;gap:8px}.module-card li:before{content:"\25b6";font-size:9px;color:var(--cyan)}.price-box{position:sticky;top:90px;background:var(--dark-card);border:1px solid rgba(22,216,255,.15);border-radius:var(--radius-lg);padding:28px;box-shadow:0 0 40px #16d8ff0f}.price-box strong{display:block;font-size:36px;font-weight:900;color:var(--cyan);font-family:var(--font-display);text-shadow:0 0 20px rgba(22,216,255,.3);margin-bottom:20px}.cart-list{display:flex;flex-direction:column;gap:16px}.cart-item{background:var(--dark-card);border:1px solid var(--border-card);border-radius:var(--radius-md);padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;transition:var(--transition)}.cart-item:hover{border-color:#16d8ff33}.cart-item h3{font-size:15px;font-weight:700;color:var(--white);margin-bottom:4px}.cart-item p{font-size:13px;color:var(--gray-500)}.cart-item strong{font-size:20px;font-weight:800;color:var(--cyan);font-family:var(--font-display)}.cart-total{background:linear-gradient(135deg,#16d8ff14,#16d8ff05);border:1px solid rgba(22,216,255,.15);border-radius:var(--radius-lg);padding:28px}.cart-total h2{font-size:28px;font-weight:800;color:var(--white);margin-bottom:20px}.empty-box{background:var(--dark-card);border:1px solid var(--border-card);border-radius:var(--radius-xl);padding:60px;text-align:center}.empty-box h2{font-size:24px;margin-bottom:12px}.empty-box p{color:var(--gray-500);margin-bottom:24px}.auth-page{min-height:calc(100vh - 72px);display:flex;align-items:center;justify-content:center;padding:60px 20px;background:radial-gradient(ellipse 60% 60% at 50% 30%,rgba(22,216,255,.05) 0%,transparent 70%)}.auth-page>span{display:block;margin-bottom:8px}.auth-page h1{font-size:32px;font-weight:800;margin-bottom:32px}.auth-card{width:100%;max-width:460px;background:var(--dark-card);border:1px solid rgba(22,216,255,.12);border-radius:var(--radius-xl);padding:40px;box-shadow:0 0 60px #16d8ff0f,0 40px 80px #0000004d;animation:fade-up .5s ease both}.auth-card--wide{max-width:680px}.form-group{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.form-group label{font-size:13px;font-weight:600;color:var(--gray-300);text-transform:uppercase;letter-spacing:.5px}.form-group input{background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-sm);padding:14px 16px;font-size:15px;color:var(--white);transition:var(--transition)}.form-group input::placeholder{color:var(--gray-500)}.form-group input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px #16d8ff1a,var(--cyan-glow-sm);background:#16d8ff0a}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.dashboard-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh;background:var(--dark-2)}.sidebar{background:#070910;border-right:1px solid rgba(22,216,255,.08);padding:28px 16px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar .brand{font-family:var(--font-display);font-size:22px;font-weight:900;color:var(--cyan);text-shadow:0 0 15px rgba(22,216,255,.4);padding:0 12px 24px;border-bottom:1px solid rgba(22,216,255,.08);margin-bottom:12px}.sidebar .menu-section-label{margin:14px 12px 6px;font-size:11px;letter-spacing:1.1px;text-transform:uppercase;color:var(--gray-500);font-weight:700}.sidebar .sidebar-theme-toggle{margin:0 8px 8px;padding:10px 12px;border-radius:var(--radius-sm);border:1px solid rgba(22,216,255,.28);background:#16d8ff14;color:var(--gray-100);font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px;cursor:pointer;transition:var(--transition)}.sidebar .sidebar-theme-toggle span{font-size:16px;line-height:1}.sidebar .sidebar-theme-toggle:hover{border-color:#16d8ff7a;background:#16d8ff26;color:var(--white)}.sidebar a{display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:var(--radius-sm);color:var(--gray-500);font-size:14px;font-weight:500;transition:var(--transition)}.sidebar a:hover,.sidebar a.active{color:var(--white);background:#16d8ff14;border-left:2px solid var(--cyan);padding-left:12px}.sidebar .logout-btn{margin-top:auto;padding:12px 14px;border-radius:var(--radius-sm);color:#ef476fcc;font-size:14px;font-weight:500;cursor:pointer;background:none;border:none;text-align:left;transition:var(--transition)}.sidebar .logout-btn:hover{background:#ef476f1a;color:#ef476f}@keyframes sidebar-item-in{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.sidebar-anim{opacity:0;animation:sidebar-item-in .46s cubic-bezier(.16,1,.3,1) both;animation-delay:calc(var(--item-order, 0) * 55ms)}@media (prefers-reduced-motion: reduce){.sidebar-anim{opacity:1;animation:none}}body[data-theme=light] .sidebar{background:#f7fbff;border-right:1px solid rgba(15,23,42,.12)}body[data-theme=light] .sidebar .sidebar-theme-toggle{border-color:#0f172a2e;background:#0f172a0d;color:var(--gray-100)}body[data-theme=light] .sidebar .sidebar-theme-toggle:hover{border-color:#16d8ff73;background:#16d8ff26}.dashboard-content{padding:40px}.dash-header{margin-bottom:32px}.dash-header span{display:inline-block;margin-bottom:8px}.dash-header 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var(--border-card);border-radius:var(--radius-md);padding:20px;transition:var(--transition)}.dashboard-course:hover{border-color:#16d8ff33;transform:translateY(-3px)}.dashboard-course h3{font-size:14px;font-weight:700;color:var(--white);margin-bottom:6px}.dashboard-course p{font-size:12px;color:var(--gray-500)}.dashboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}@media (max-width: 992px){.hero__grid,.course-detail__grid,.footer__grid,.benefits-grid,.stats-grid,.courses-grid,.dashboard-shell{grid-template-columns:1fr}.sidebar{position:relative;height:auto;flex-direction:row;flex-wrap:wrap;padding:16px}.dashboard-content{padding:20px}.dashboard-grid{grid-template-columns:1fr 1fr}.cta-box{flex-direction:column;text-align:center;padding:40px 24px}.hero{padding:100px 0 60px}.hero__content h1{font-size:36px}.hero__stats{gap:20px}.form-row{grid-template-columns:1fr}}@media (max-width: 600px){.container{width:min(100% - 28px,1200px)}.stats-grid{grid-template-columns:1fr 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