:root[data-theme=dark]{--primary:#94A3B8;--primary-light:#CBD5E1;--primary-dark:#64748B;--accent:#14B8A6;--accent-light:#2DD4BF;--success:#10b981;--danger:#ef4444;--light-bg:#0f172a;--card-bg:#1e293b;--muted-purple:#1E293B;--muted-orange:#134E4A;--dark:#f1f5f9;--text:#e2e8f0;--gray:#94a3b8;--border:#334155;--border-color:#334155;--shadow-sm:0 2px 8px rgba(0, 0, 0, 0.4);--shadow-md:0 6px 24px rgba(0, 0, 0, 0.5);--shadow-lg:0 16px 48px rgba(0, 0, 0, 0.6);background:#0f172a}:root[data-theme=dark] ::-webkit-scrollbar{width:10px;height:10px}:root[data-theme=dark] ::-webkit-scrollbar-track{background:var(--card-bg)}:root[data-theme=dark] ::-webkit-scrollbar-thumb{background:var(--border);border-radius:5px}:root[data-theme=dark] ::-webkit-scrollbar-thumb:hover{background:var(--primary)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:5px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}*{transition:background-color .15s,color .15s,border-color .15s}a:hover,button:hover,canvas,img,svg,video{transition:none}:root[data-theme=dark] .navbar{background:var(--card-bg);border-bottom-color:var(--border)}:root[data-theme=dark] .logo{background:linear-gradient(135deg,var(--primary-light) 0,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}:root[data-theme=dark] .nav-links a:hover{background:var(--muted-purple);color:var(--primary-light)}:root[data-theme=dark] .nav-links a.active{background:var(--primary);color:var(--light-bg)}:root[data-theme=dark] .btn{transition:.2s}:root[data-theme=dark] .btn-primary{background:var(--primary);color:var(--light-bg);border:none}:root[data-theme=dark] .btn-primary:hover{background:var(--primary-light);color:var(--light-bg)}:root[data-theme=dark] .btn-outline{border-color:var(--border);color:var(--text)}:root[data-theme=dark] .btn-outline:hover{background:var(--muted-purple);border-color:var(--primary);color:var(--primary-light)}:root[data-theme=dark] .btn-outline-dark{border-color:var(--primary);color:var(--primary-light)}:root[data-theme=dark] .btn-outline-dark:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff}:root[data-theme=dark] .card{background:var(--card-bg);border-color:var(--border)}:root[data-theme=dark] .card-header{background:linear-gradient(135deg,var(--muted-purple),var(--card-bg))}:root[data-theme=dark] .section-head{color:var(--dark)}:root[data-theme=dark] .filter-tab{border-color:var(--border);color:var(--text);background:var(--card-bg)}:root[data-theme=dark] .filter-tab:hover{background:var(--muted-purple);border-color:var(--primary);color:var(--primary-light)}:root[data-theme=dark] .filter-tab.active{background:var(--primary);border-color:var(--primary);color:var(--light-bg)}:root[data-theme=dark] .level-btn{border-color:var(--border);color:var(--text);background:var(--card-bg)}:root[data-theme=dark] .level-btn:hover{background:var(--muted-purple);border-color:var(--primary);color:var(--primary-light)}:root[data-theme=dark] .level-btn.active{background:var(--primary);border-color:var(--primary);color:var(--light-bg)}:root[data-theme=dark] .filter-group-label{color:var(--gray)}:root[data-theme=dark] .search-wrap input{background:var(--card-bg);border-color:var(--border);color:var(--text)}:root[data-theme=dark] .search-wrap input::placeholder{color:var(--gray)}:root[data-theme=dark] .search-wrap input:focus{border-color:var(--primary);background:var(--card-bg)}:root[data-theme=dark] .footer,:root[data-theme=dark] footer{background:var(--card-bg);border-top-color:var(--border)}:root[data-theme=dark] .footer-bottom{border-top-color:var(--border)}:root[data-theme=dark] .footer-grid{border-bottom-color:rgba(148,163,184,.18)}:root[data-theme=dark] .footer-bottom,:root[data-theme=dark] .footer-brand p,:root[data-theme=dark] .footer-subscribe input::placeholder{color:rgba(226,232,240,.68)}:root[data-theme=dark] .footer-col h4{color:var(--dark)}:root[data-theme=dark] .footer-col a{color:rgba(196,181,253,.92)}:root[data-theme=dark] .footer-col a:hover{color:#fff}:root[data-theme=dark] .footer-subscribe input{background:rgba(255,255,255,.06);border-color:rgba(148,163,184,.2);color:var(--text)}:root[data-theme=dark] input[type=date],:root[data-theme=dark] input[type=email],:root[data-theme=dark] input[type=password],:root[data-theme=dark] input[type=text],:root[data-theme=dark] input[type=time],:root[data-theme=dark] select,:root[data-theme=dark] textarea{background:var(--card-bg);border-color:var(--border);color:var(--text)}:root[data-theme=dark] input:focus,:root[data-theme=dark] select:focus,:root[data-theme=dark] textarea:focus{border-color:var(--primary);outline:0;box-shadow:0 0 0 3px rgba(148,163,184,.1)}:root[data-theme=dark] input::placeholder,:root[data-theme=dark] textarea::placeholder{color:var(--gray)}:root[data-theme=dark] .comparison-table{background:var(--card-bg)}:root[data-theme=dark] .comparison-table th{background:linear-gradient(135deg,var(--primary) 0,var(--primary-light) 100%);color:var(--light-bg)}:root[data-theme=dark] .comparison-table td{border-bottom-color:var(--border)}:root[data-theme=dark] .comparison-table tr:hover{background:var(--muted-purple)}:root[data-theme=dark] .dashboard-card{background:var(--card-bg);border-color:var(--border)}:root[data-theme=dark] .quick-stat{background:var(--muted-purple);border-color:var(--border)}:root[data-theme=dark] .assignment-item,:root[data-theme=dark] .exam-item,:root[data-theme=dark] .timetable-item{background:var(--muted-purple);border-color:var(--border)}:root[data-theme=dark] .auth-container>div{background:var(--card-bg);border-color:var(--border)}:root[data-theme=dark] .profile-action-card{background:var(--card-bg);border-color:var(--border);color:var(--text)}:root[data-theme=dark] .profile-action-card:hover{border-color:var(--primary);box-shadow:0 12px 32px rgba(148,163,184,.15)}:root[data-theme=dark] .empty-state{color:var(--gray)}:root[data-theme=dark] .notice-banner{background:rgba(148,163,184,.1);border-left-color:var(--primary);color:var(--text)}:root[data-theme=dark] .tips-card{background:var(--muted-purple);border-left-color:var(--primary);color:var(--text)}:root[data-theme=dark] .job-card{background:var(--card-bg);border-color:var(--border);color:var(--text)}:root[data-theme=dark] .job-card:hover{border-color:var(--primary);box-shadow:0 6px 24px rgba(148,163,184,.15)}:root[data-theme=dark] .paper-card{background:var(--card-bg);border-color:var(--border);color:var(--text)}:root[data-theme=dark] .job-title,:root[data-theme=dark] .library-item-title,:root[data-theme=dark] .paper-title,:root[data-theme=dark] .recommendation-head h3,:root[data-theme=dark] .resource-name,:root[data-theme=dark] .tracked-exam-title{color:var(--dark)}:root[data-theme=dark] .card-detail-label,:root[data-theme=dark] .card-subtitle,:root[data-theme=dark] .empty-resources,:root[data-theme=dark] .job-meta,:root[data-theme=dark] .library-item-meta,:root[data-theme=dark] .paper-meta,:root[data-theme=dark] .recommendation-head p,:root[data-theme=dark] .recommendation-note,:root[data-theme=dark] .resource-category,:root[data-theme=dark] .resource-footer-info,:root[data-theme=dark] .resource-meta-info,:root[data-theme=dark] .section-head p,:root[data-theme=dark] .tracked-exam-dates,:root[data-theme=dark] .tracked-exam-footer,:root[data-theme=dark] .tracked-exam-meta{color:rgba(226,232,240,.74)}:root[data-theme=dark] .recommendation-card{background:linear-gradient(180deg,rgba(15,23,42,.96),rgba(30,27,75,.9));border-color:rgba(148,163,184,.18);box-shadow:0 16px 40px rgba(0,0,0,.24)}:root[data-theme=dark] .library-item-icon,:root[data-theme=dark] .paper-icon,:root[data-theme=dark] .recommendation-icon{background:rgba(148,163,184,.12);color:var(--primary-light)}:root[data-theme=dark] .trust-pill{background:rgba(16,185,129,.14);color:#6ee7b7}:root[data-theme=dark] .trust-link{background:var(--primary);color:#1a1333}:root[data-theme=dark] .trust-link:hover{background:var(--primary-light);color:#1a1333}:root[data-theme=dark] .resource-card,:root[data-theme=dark] .resource-cost-btn,:root[data-theme=dark] .resource-filter-btn{background:var(--card-bg);border-color:var(--border);color:var(--text)}:root[data-theme=dark] .resource-cost-btn:hover,:root[data-theme=dark] .resource-filter-btn:hover{border-color:var(--primary);color:var(--primary-light)}:root[data-theme=dark] .resource-cost-btn.active,:root[data-theme=dark] .resource-filter-btn.active{background:var(--primary);border-color:var(--primary);color:var(--light-bg)}:root[data-theme=dark] .resource-type-badge{background:rgba(20,184,166,.16);color:#5eead4}:root[data-theme=dark] .tag{background:rgba(148,163,184,.14);color:var(--primary-light)}:root[data-theme=dark] .tag.popular{background:rgba(20,184,166,.16);color:#5eead4}:root[data-theme=dark] .resource-footer{border-top-color:var(--border)}:root[data-theme=dark] .free-badge{background:rgba(16,185,129,.14);color:#6ee7b7}:root[data-theme=dark] .results-table-wrap{box-shadow:0 0 0 1px var(--border)}:root[data-theme=dark] .results-table{background:var(--card-bg)}:root[data-theme=dark] .results-table thead{background:var(--muted-purple);border-bottom-color:var(--border)}:root[data-theme=dark] .results-table tbody tr:hover{background:var(--muted-purple)}.theme-toggle{background:var(--muted-purple)!important;border:2px solid var(--border)!important;color:var(--text)!important;padding:8px 12px!important;border-radius:8px!important;cursor:pointer!important;font-size:1.1rem!important;transition:.3s!important}.theme-toggle:hover{background:var(--primary)!important;border-color:var(--primary)!important;color:var(--light-bg)!important}:root[data-theme=dark] .countdown-banner{background:linear-gradient(135deg,var(--primary),var(--accent));color:var(--light-bg)}:root[data-theme=dark] h1,:root[data-theme=dark] h2,:root[data-theme=dark] h3,:root[data-theme=dark] h4,:root[data-theme=dark] h5,:root[data-theme=dark] h6{color:var(--dark)}:root[data-theme=dark] a,:root[data-theme=dark] li,:root[data-theme=dark] p,:root[data-theme=dark] span{color:var(--text)}:root[data-theme=dark] a{color:var(--primary-light)}:root[data-theme=dark] a:hover{color:var(--primary)}:root[data-theme=dark] .hero{background:linear-gradient(135deg,var(--light-bg),var(--muted-purple))}:root[data-theme=dark] .hero-orb-orange{background:rgba(20,184,166,.1)}@media (prefers-color-scheme:dark){:root{color-scheme:dark}}:root[data-theme=dark] .status-live{background:rgba(22,101,52,.35);color:#86efac}:root[data-theme=dark] .status-expected{background:rgba(146,64,14,.35);color:#fcd34d}:root[data-theme=dark] .status-announced{background:rgba(12,74,110,.35);color:#7dd3fc}:root[data-theme=dark] span.status-open{background:#dcfce7;color:#14532d}:root[data-theme=dark] span.status-ongoing{background:#fef9c3;color:#78350f}:root[data-theme=dark] span.status-results{background:#fee2e2;color:#7f1d1d}:root[data-theme=dark] span.status-upcoming{background:#e0e7ff;color:#1e293b}:root[data-theme=dark] .tag-salary{background:rgba(22,101,52,.3);color:#86efac}:root[data-theme=dark] .tag-deadline{background:rgba(153,27,27,.3);color:#fca5a5}:root[data-theme=dark] .tag-eligibility{background:rgba(74,85,104,.25);color:#cbd5e1}:root[data-theme=dark] .tag-posted{background:rgba(12,74,110,.3);color:#7dd3fc}:root[data-theme=dark] #sectorFilter{background:var(--card-bg)!important;color:var(--text)!important}:root[data-theme=dark] .compare-exam-checkbox{background:var(--card-bg);border-color:var(--border)}:root[data-theme=dark] .exam-label{color:var(--text)}:root[data-theme=dark] .nav-dropdown-btn{color:var(--text)}:root[data-theme=dark] .nav-dropdown-btn:hover,:root[data-theme=dark] .nav-dropdown.open .nav-dropdown-btn,:root[data-theme=dark] .nav-dropdown:hover .nav-dropdown-btn{background:var(--muted-purple);color:var(--primary)}:root[data-theme=dark] .nav-dropdown-menu{background:#1e293b;border-color:var(--border);box-shadow:0 14px 36px rgba(0,0,0,.5)}:root[data-theme=dark] .nav-dropdown-item{color:var(--text)!important}:root[data-theme=dark] .nav-dropdown-item:hover{background:var(--muted-purple)!important;color:#cbd5e1!important}:root[data-theme=dark] .dropdown-exam-name{color:var(--text)}:root[data-theme=dark] .nav-dropdown-item:hover .dropdown-exam-name{color:#cbd5e1}:root[data-theme=dark] .dropdown-exam-sub{color:var(--text-muted)}:root[data-theme=dark] #profileDropdown>div{background:var(--card-bg);border-color:var(--border)}:root[data-theme=dark] .dropdown-header{background:linear-gradient(135deg,#1e293b,#334155);color:#cbd5e1;border-bottom-color:var(--border)}:root[data-theme=dark] .dropdown-item{color:var(--text)}:root[data-theme=dark] .dropdown-item:hover{background:var(--muted-purple);color:var(--primary)}:root[data-theme=dark] .dropdown-signout{color:#fca5a5;border-top-color:var(--border)}:root[data-theme=dark] .dropdown-signout:hover{background:rgba(153,27,27,.25)}@media (max-width:1024px){:root[data-theme=dark] .nav-links.active{background:var(--card-bg);border-color:var(--border);box-shadow:0 8px 24px rgba(0,0,0,.5)}:root[data-theme=dark] .nav-links.active a{color:var(--text)}:root[data-theme=dark] .nav-links.active a.active,:root[data-theme=dark] .nav-links.active a:hover{background:var(--muted-purple);color:var(--primary)}:root[data-theme=dark] .mobile-nav-sep{background:var(--border)}:root[data-theme=dark] .mobile-nav-pheader{color:var(--text-muted)}:root[data-theme=dark] .mobile-nav-pitem{color:var(--text)}:root[data-theme=dark] .mobile-nav-pitem:hover{background:var(--muted-purple)}:root[data-theme=dark] .mobile-nav-psignout{color:#ef9a9a}:root[data-theme=dark] .mobile-nav-psignout:hover{background:rgba(229,57,53,.15)}:root[data-theme=dark] .mobile-nav-signin{background:var(--muted-purple);border-color:var(--border);color:var(--primary)}}