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.nav-link-cta{background:var(--primary);color:var(--text-light)}.portal-root .nav-link-cta:hover{background:var(--primary-dark)}.portal-root .nav-logout{border:1px solid var(--border);color:var(--text-soft);cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:6px;margin-inline-start:4px;padding:8px 14px;font-family:inherit;font-size:.95rem;font-weight:600;transition:background .2s,color .2s,border-color .2s;display:inline-flex}.portal-root .nav-logout:hover{color:#b91c1c;background:#fee2e2;border-color:#fca5a5}.portal-root .lang-switcher{background:var(--bg-soft);border:1px solid var(--border);border-radius:999px;gap:4px;padding:3px;display:flex}.portal-root .lang-link{color:var(--text-soft);border-radius:999px;padding:5px 10px;font-size:.8rem;font-weight:700;transition:background .2s,color .2s}.portal-root .lang-link:hover{color:var(--text)}.portal-root .lang-link.active{background:var(--primary);color:var(--text-light)}.portal-root .hero{color:var(--text-light);background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 55%,#312e81 100%);padding:88px 0 96px;position:relative;overflow:hidden}.portal-root .hero-bg{pointer-events:none;background-image:radial-gradient(circle at 20% 30%,#7c3aed59,#0000 45%),radial-gradient(circle at 80% 70%,#f59e0b40,#0000 45%),radial-gradient(circle at 60% 10%,#3b82f64d,#0000 40%);position:absolute;inset:0}.portal-root .hero-inner{text-align:center;max-width:760px;position:relative}.portal-root .hero-kicker{letter-spacing:.06em;text-transform:uppercase;background:#ffffff1f;border:1px solid #fff3;border-radius:999px;margin-bottom:20px;padding:6px 16px;font-size:.85rem;font-weight:600;display:inline-block}.portal-root .hero h1{letter-spacing:-.02em;margin-bottom:18px;font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800}.portal-root .hero-sub{color:#fffc;margin-bottom:32px;font-size:1.15rem}.portal-root .hero-inner .btn-lg{padding:14px 36px;font-size:1.05rem}.portal-root .stats{background:var(--bg);border-bottom:1px solid var(--border)}.portal-root .stats-inner{grid-template-columns:repeat(4,1fr);gap:12px;padding-top:26px;padding-bottom:26px;display:grid}.portal-root .stat{text-align:center;padding:8px}.portal-root .stat strong{color:var(--primary);font-size:1.7rem;font-weight:800;display:block}.portal-root .stat span{color:var(--text-soft);font-size:.9rem;font-weight:600}.portal-root .btn{cursor:pointer;text-align:center;white-space:nowrap;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:700;transition:transform .15s,box-shadow .2s,background .2s;display:inline-flex}.portal-root .btn:hover{transform:translateY(-1px)}.portal-root .btn-primary{background:var(--primary);color:var(--text-light);box-shadow:0 4px 14px #7c3aed59}.portal-root .btn-primary:hover{background:var(--primary-dark);box-shadow:0 6px 20px #7c3aed73}.portal-root .btn-ghost{color:var(--primary);border:1.5px solid var(--primary);background:0 0}.portal-root .btn-ghost:hover{background:#7c3aed14}.portal-root .btn-lg{padding:13px 30px;font-size:1rem}.portal-root .btn-block{width:100%}.portal-root .catalog{padding:64px 0 80px}.portal-root .section-head{text-align:center;max-width:700px;margin:0 auto 28px}.portal-root .section-head h2{margin-bottom:10px;font-size:clamp(1.6rem,3vw,2.2rem)}.portal-root .section-head p{color:var(--text-soft);font-size:1.05rem}.portal-root .catalog-filters{flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:36px;display:flex}.portal-root .subject-tabs{flex-wrap:wrap;justify-content:center;gap:10px;margin:-6px 0 16px;display:flex}.portal-root .subject-tab{border:1.5px solid var(--border);background:var(--bg);color:var(--text-soft);cursor:pointer;border-radius:12px;align-items:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:700;transition:all .2s;display:inline-flex}.portal-root 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.filter-chip.active{background:var(--primary);border-color:var(--primary);color:var(--text-light)}.portal-root .catalog-empty{text-align:center;color:var(--text-soft);padding:40px 0}.portal-root .course-grid{grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:26px;display:grid}.portal-root .course-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);flex-direction:column;transition:transform .2s,box-shadow .25s,border-color .2s;display:flex;overflow:hidden}.portal-root .course-card:hover{box-shadow:var(--shadow-lg);border-color:#7c3aed66;transform:translateY(-4px)}.portal-root .course-card.featured{box-shadow:0 0 0 3px #7c3aed14, var(--shadow);border-color:#7c3aed73}.portal-root .course-card-banner{height:150px;color:var(--text-light);justify-content:center;align-items:center;display:flex;position:relative}.portal-root .course-card-icon{filter:drop-shadow(0 6px 16px #0000004d);font-size:3.4rem;transition:transform .25s}.portal-root .course-card:hover .course-card-icon{transform:scale(1.12)rotate(-4deg)}.portal-root .course-card-badge{top:12px;letter-spacing:.03em;border-radius:999px;padding:4px 12px;font-size:.74rem;font-weight:700;position:absolute;inset-inline-end:12px}.portal-root .badge-active{color:#fff;background:#22c55ef2}.portal-root .badge-soon{color:#fff;background:#0f172ad9}.portal-root .course-card-body{flex-direction:column;flex:1;gap:10px;padding:20px 22px 22px;display:flex}.portal-root .course-card-category{letter-spacing:.08em;text-transform:uppercase;color:var(--primary);font-size:.78rem;font-weight:700}.portal-root .course-card h3{font-size:1.18rem}.portal-root .course-card h3 a:hover{color:var(--primary)}.portal-root .course-card-tagline{color:var(--text-soft);flex:1;font-size:.92rem}.portal-root .course-card-meta{color:var(--text-soft);flex-wrap:wrap;gap:8px 16px;font-size:.85rem;font-weight:600;display:flex}.portal-root .course-card-price{align-items:baseline;gap:10px;display:flex}.portal-root .price-old{color:var(--text-soft);font-size:.95rem;text-decoration:line-through}.portal-root .price-new{color:var(--text);font-size:1.45rem;font-weight:800}.portal-root .course-card-actions{gap:10px;margin-top:4px;display:flex}.portal-root .course-card-actions .btn{flex:1;padding:10px 12px}.portal-root .course-detail-hero{color:var(--text-light);padding:40px 0 56px}.portal-root .back-link{color:#ffffffd9;margin-bottom:26px;font-size:.92rem;font-weight:600;transition:color .2s;display:inline-block}.portal-root .back-link:hover{color:#fff}.portal-root .course-detail-title{align-items:flex-start;gap:22px;display:flex}.portal-root .course-detail-icon{filter:drop-shadow(0 8px 20px #00000059);flex-shrink:0;font-size:4rem}.portal-root .course-detail-category{letter-spacing:.08em;text-transform:uppercase;opacity:.85;align-items:center;gap:8px;margin-bottom:4px;font-size:.82rem;font-weight:700;display:flex}.portal-root .course-detail-category .subject-dot{box-shadow:0 0 0 3px #ffffff40}.portal-root .course-detail-title h1{letter-spacing:-.02em;font-size:clamp(1.7rem,4vw,2.6rem);font-weight:800}.portal-root .course-detail-tagline{color:#ffffffd9;max-width:720px;margin-top:8px;font-size:1.1rem}.portal-root .course-detail-body{grid-template-columns:minmax(0,1fr) 360px;gap:40px;padding-top:44px;padding-bottom:80px;display:grid}.portal-root .detail-section{margin-bottom:40px}.portal-root .detail-section h2{border-bottom:2px solid var(--border);margin-bottom:16px;padding-bottom:10px;font-size:1.45rem}.portal-root .detail-description{color:var(--text);font-size:1.02rem}.portal-root .highlights-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;display:grid}.portal-root .highlight-card{background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius);padding:18px;transition:border-color .2s,box-shadow .2s}.portal-root .highlight-card:hover{box-shadow:var(--shadow);border-color:#7c3aed66}.portal-root .highlight-icon{margin-bottom:8px;font-size:1.7rem;display:inline-block}.portal-root .highlight-card h3{margin-bottom:6px;font-size:1rem}.portal-root .highlight-card p{color:var(--text-soft);font-size:.88rem}.portal-root .curriculum-list{flex-direction:column;gap:8px;list-style:none;display:flex}.portal-root .curriculum-list li{background:var(--bg);border:1px solid var(--border);border-radius:12px;align-items:center;gap:14px;padding:12px 16px;transition:border-color .2s,background .2s;display:flex}.portal-root .curriculum-list li:hover{background:var(--bg-soft);border-color:#7c3aed66}.portal-root .curriculum-num{color:var(--primary);min-width:26px;font-size:.9rem;font-weight:800}.portal-root .curriculum-title{flex:1;font-size:.95rem;font-weight:600}.portal-root .curriculum-count{color:var(--text-soft);background:var(--bg-soft);border:1px solid var(--border);border-radius:999px;padding:3px 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.buy-kicker{letter-spacing:.08em;text-transform:uppercase;color:var(--text-soft);margin-bottom:8px;font-size:.8rem;font-weight:700}.portal-root .buy-price{align-items:baseline;gap:12px;margin-bottom:18px;display:flex}.portal-root .buy-price .price-new{font-size:2rem}.portal-root .buy-note{color:var(--text-soft);text-align:center;margin-top:12px;font-size:.85rem}.portal-root .buy-guarantees{border-top:1px dashed var(--border);color:var(--text-soft);flex-direction:column;gap:8px;margin-top:16px;padding-top:14px;font-size:.85rem;font-weight:600;list-style:none;display:flex}.portal-root .stats-box h3,.portal-root .includes-box h3{margin-bottom:14px;font-size:1.05rem}.portal-root .stats-list{flex-direction:column;gap:10px;display:flex}.portal-root .stats-list div{justify-content:space-between;gap:10px;font-size:.9rem;display:flex}.portal-root .stats-list dt{color:var(--text-soft);font-weight:500}.portal-root .stats-list dd{font-weight:700}.portal-root .includes-box ul{flex-direction:column;gap:10px;list-style:none;display:flex}.portal-root .includes-box li{align-items:flex-start;gap:10px;font-size:.92rem;font-weight:600;display:flex}.portal-root .site-footer{background:var(--bg-dark);color:#ffffffd9;padding:56px 0 0}.portal-root .footer-inner{grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:40px;display:grid}.portal-root .footer-inner .brand-mark{font-size:2rem}.portal-root .footer-tagline{color:#ffffffa6;max-width:300px;margin-top:12px;font-size:.95rem}.portal-root .site-footer h4{color:#fff;margin-bottom:14px;font-size:.95rem}.portal-root .footer-nav ul{flex-direction:column;gap:8px;list-style:none;display:flex}.portal-root .footer-nav a,.portal-root .footer-contact a{color:#ffffffa6;font-size:.92rem;transition:color .2s}.portal-root .footer-nav a:hover,.portal-root .footer-contact a:hover{color:#fff}.portal-root .footer-contact{flex-direction:column;gap:8px;display:flex}.portal-root .footer-bottom{color:#ffffff80;border-top:1px solid #ffffff1f;justify-content:space-between;align-items:center;gap:16px;padding-top:20px;padding-bottom:20px;font-size:.85rem;display:flex}.portal-root .footer-bottom .lang-switcher{background:#ffffff14;border-color:#ffffff26}.portal-root .footer-bottom .lang-link{color:#fff9}.portal-root .footer-bottom .lang-link:hover{color:#fff}.portal-root .footer-bottom .lang-link.active{background:var(--primary);color:#fff}@media (max-width:960px){.course-detail-body{grid-template-columns:1fr}.buy-box{position:static}.footer-inner{grid-template-columns:1fr 1fr}}@media (max-width:720px){.portal-root .stats-inner{grid-template-columns:repeat(2,1fr)}.portal-root .course-grid{grid-template-columns:1fr}.portal-root .header-inner{flex-wrap:wrap;row-gap:8px;height:auto;padding-top:12px;padding-bottom:12px}.portal-root .main-nav{order:3;justify-content:center;width:100%}.portal-root .footer-inner{grid-template-columns:1fr}.portal-root .footer-bottom{text-align:center;flex-direction:column}}.auth-page{background:radial-gradient(60rem 40rem at 85% -10%,#a855f724,#0000 60%),linear-gradient(135deg,#dbeafe 0%,#e0e7ff 45%,#f3e8ff 100%);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:2.5rem 1rem;font-family:Inter,Heebo,system-ui,sans-serif;display:flex}.auth-brand{align-items:center;gap:.6rem;margin-bottom:1.75rem;display:flex}.auth-logo{width:40px;height:40px}.auth-brand-name{color:#0f172a;letter-spacing:-.01em;font-size:1.5rem;font-weight:800}.auth-title{color:#1e293b;text-align:center;margin:0 0 .4rem;font-size:2rem;font-weight:800}.auth-subtitle{color:#64748b;text-align:center;margin:0 0 1.75rem}.auth-card{background:#fff;border-radius:16px;width:100%;max-width:400px;padding:1.75rem 1.5rem;box-shadow:0 20px 50px #4f46e529,0 2px 8px #0f172a0f}.auth-card-label{text-align:center;color:#64748b;margin:0 0 .9rem;font-weight:600}.auth-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:10px;margin-bottom:1.25rem;padding:.75rem 1rem;font-size:.925rem}.auth-buttons{flex-direction:column;gap:.65rem;display:flex}.auth-btn{cursor:pointer;border-radius:10px;justify-content:center;align-items:center;gap:.6rem;width:100%;height:44px;padding:0 1rem;font-family:inherit;font-size:.95rem;font-weight:600;transition:box-shadow .15s,background .15s,transform .15s;display:inline-flex}.auth-btn:active{transform:translateY(1px)}.auth-btn-google{color:#3b82f6;background:#fff;border:1px solid #cbd5e1}.auth-btn-google:hover{background:#f8fafc;box-shadow:0 4px 14px #0f172a1f}.auth-btn-github{color:#fff;background:#0b0d10;border:1px solid #0b0d10}.auth-btn-github:hover{background:#24292e;box-shadow:0 4px 14px #0f172a40}.auth-btn-linkedin{color:#fff;background:#0a66c2;border:1px solid #0a66c2}.auth-btn-linkedin:hover{background:#004182;box-shadow:0 4px 14px #0a66c259}