:root{--primary: #9C27B0;--primary-glow: rgba(156, 39, 176, .4);--bg-dark: #08090a;--bg-card: #121417;--text-main: #f8fafc;--text-muted: #94a3b8;--error: #f43f5e;--success: #10b981;--glass: rgba(255, 255, 255, .03);--glass-border: rgba(255, 255, 255, .08);--font-family: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{max-width:100vw;overflow-x:hidden}p,h1,h2,h3,h4,h5,h6,span,a,div,li,td,th{overflow-wrap:break-word}img,svg,video,canvas,iframe{max-width:100%;flex-shrink:0}body{font-family:var(--font-family);background-color:var(--bg-dark);color:var(--text-main);line-height:1.6}#root{min-height:100vh;min-height:-webkit-fill-available;display:flex;flex-direction:column}.auth-container{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem;background:radial-gradient(circle at top right,rgba(106,27,154,.1),transparent),radial-gradient(circle at bottom left,rgba(106,27,154,.05),transparent)}.auth-card{width:100%;max-width:450px;background:var(--bg-card);padding:3rem;border-radius:24px;border:1px solid var(--glass-border);box-shadow:0 25px 50px -12px #00000080;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);animation:fadeIn .8s cubic-bezier(.16,1,.3,1)}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.back-nav-btn{position:fixed;top:1.5rem;left:1.5rem;z-index:1100;display:flex;align-items:center;gap:.5rem;padding:.6rem 1.2rem;background:#ffffff08;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:12px;color:var(--text-main);font-weight:600;font-size:.85rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);text-decoration:none}.login-dropdown-container{position:relative}.login-dropdown{position:absolute;top:calc(100% + 10px);right:0;background:var(--bg-card);border:1px solid var(--glass-border);border-radius:16px;min-width:220px;box-shadow:0 10px 30px #00000080;padding:.75rem;z-index:1000;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);animation:dropdownIn .3s cubic-bezier(.18,.89,.32,1.28)}.login-dropdown-item{display:flex;align-items:center;gap:.75rem;padding:.8rem 1rem;color:var(--text-main);text-decoration:none;border-radius:12px;transition:all .2s;font-size:.9rem;font-weight:600;border:1px solid transparent}.login-dropdown-item:hover{background:#9c27b01a;color:var(--primary);border-color:#9c27b033;transform:translate(5px)}.login-dropdown-item svg{opacity:.7}@keyframes dropdownIn{0%{opacity:0;transform:translateY(-10px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.back-nav-btn:hover{background:#ffffff14;border-color:var(--primary);transform:translate(-4px);box-shadow:0 10px 20px #0003}.back-nav-btn svg{transition:transform .3s ease}.back-nav-btn:hover svg{transform:translate(-2px)}.auth-header{text-align:center;margin-bottom:2.5rem}.auth-header h1{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,#fff 0%,var(--primary) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em;margin-bottom:.5rem}.auth-header p{color:var(--text-muted);font-weight:500}.form-group{margin-bottom:1.5rem}.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:.5rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.form-control{width:100%;padding:1rem 1.25rem;background:var(--glass);border:1px solid var(--glass-border);border-radius:14px;color:#fff;font-family:inherit;font-size:1rem;transition:all .2s ease}.form-control:focus{outline:none;border-color:var(--primary);background:#ffffff0d;box-shadow:0 0 0 4px var(--primary-glow)}.btn{width:100%;padding:1rem;border:none;border-radius:14px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 15px var(--primary-glow)}.btn-primary:hover{background:#ab47bc;transform:translateY(-2px);box-shadow:0 8px 25px var(--primary-glow)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-icon{background:none;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:4px;border-radius:6px;transition:all .2s ease}.btn-icon:hover{background:#ffffff14;color:var(--primary)}.auth-footer{text-align:center;margin-top:2rem;font-size:.95rem}.auth-footer a{color:var(--primary);text-decoration:none;font-weight:600}.auth-footer a:hover{text-decoration:underline}.select-group{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.5rem}.select-option{position:relative;cursor:pointer}.select-option input{position:absolute;opacity:0;width:0;height:0}.select-option .box{padding:1rem;border:1px solid var(--glass-border);border-radius:12px;text-align:center;font-size:.85rem;font-weight:600;color:var(--text-muted);transition:all .3s ease;background:var(--glass)}.select-option input:checked+.box{border-color:var(--primary);background:#6a1b9a1a;color:var(--primary)}.error-msg{color:var(--error);font-size:.85rem;margin-top:.5rem}.courses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:3rem}.course-card{background:var(--bg-card);border-radius:32px;padding:3rem;border:1px solid var(--glass-border);transition:all .3s cubic-bezier(.16,1,.3,1);box-shadow:0 20px 40px #0003}.course-card:hover{transform:translateY(-8px);border-color:var(--primary);box-shadow:0 30px 60px #0006}.book-highlight-card,.book-card-finished{display:grid;grid-template-columns:300px 1fr;gap:2rem;background:var(--glass);padding:2rem;border-radius:24px;border:1px solid var(--glass-border);transition:all .3s ease}.book-card-finished{opacity:.85;filter:saturate(.85);border-color:#10b98133}.book-card-finished:hover{opacity:1;filter:saturate(1);border-color:var(--success)}.book-cover{cursor:pointer;border-radius:16px;aspect-ratio:3/4}.book-actions{display:flex;gap:1rem;margin-top:2rem;flex-wrap:wrap}.books-list{display:flex;flex-direction:column;gap:1.25rem;margin-top:2.5rem}.horizontal-content-row{display:flex;gap:1.5rem;overflow-x:auto;padding:1rem .5rem;scrollbar-width:thin;scrollbar-color:var(--primary) transparent;-webkit-overflow-scrolling:touch}.horizontal-content-row::-webkit-scrollbar{height:8px}.horizontal-content-row::-webkit-scrollbar-track{background:#ffffff0d;border-radius:10px}.horizontal-content-row::-webkit-scrollbar-thumb{background:#a855f780;border:2px solid rgba(0,0,0,.2);border-radius:10px}.horizontal-content-row::-webkit-scrollbar-thumb:hover{background:var(--primary)}.content-icon-card{flex:0 0 240px;background:var(--glass);border:1px solid var(--glass-border);border-radius:20px;padding:1.5rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;text-align:center;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1);text-decoration:none;color:inherit}.content-icon-card:hover{transform:translateY(-8px) scale(1.02);background:#ffffff0d;border-color:var(--primary);box-shadow:0 15px 30px #0006}.content-icon-card .icon-placeholder{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:#a855f71a;color:var(--primary)}.content-icon-card.completed{border-color:#10b9814d}.content-icon-card.locked{opacity:.5;cursor:not-allowed;filter:grayscale(1)}.book-item:hover{background:#ffffff0d;border-color:#fff3}.book-info{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.progress-container{height:8px;background:#ffffff0d;border-radius:100px;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(to right,var(--primary),#AB47BC);border-radius:100px;transition:width .8s cubic-bezier(.16,1,.3,1)}.lessons-list{margin-top:1.25rem;padding-left:1rem;display:flex;flex-direction:column;gap:1rem;animation:slideDown .4s cubic-bezier(.16,1,.3,1)}@keyframes slideDown{0%{opacity:0;transform:translateY(-15px)}to{opacity:1;transform:translateY(0)}}.lesson-item{display:flex;align-items:center;justify-content:space-between;font-size:.95rem;padding:.75rem 1rem;border-radius:10px;transition:all .2s ease}.lesson-item:hover{background:#ffffff08}.status-badge{padding:.3rem .75rem;border-radius:100px;font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.status-completed{background:#10b9811a;color:var(--success);border:1px solid rgba(16,185,129,.2)}.status-pending{background:#ffffff08;color:var(--text-muted);border:1px solid var(--glass-border)}.lesson-container{max-width:1100px;margin:0 auto;padding:4rem 2rem;width:100%}.video-wrapper{position:relative;width:100%;aspect-ratio:16 / 9;background:#000;border-radius:32px;overflow:hidden;border:1px solid var(--glass-border);margin-bottom:3rem;box-shadow:0 40px 80px #0009}.video-player-mock{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle at center,#1a1c1e,#08090a);color:var(--primary)}.quiz-section{background:var(--bg-card);padding:4rem;border-radius:40px;border:1px solid var(--glass-border);margin-top:3rem;box-shadow:0 20px 40px #0000004d}.question-item{margin-bottom:2.5rem}.question-text{font-size:1.1rem;font-weight:600;margin-bottom:1.25rem;display:block}.options-list{display:flex;flex-direction:column;gap:.75rem}.option-label{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;cursor:pointer;transition:all .2s ease}.option-label:hover{background:#ffffff14}.option-label input{accent-color:var(--primary);width:18px;height:18px}.result-card{text-align:center;padding:2rem;border-radius:16px;margin-top:2rem;animation:fadeIn .5s ease-out}.result-success{background:#00e6761a;border:1px solid var(--success)}.result-fail{background:#ff4d4d1a;border:1px solid var(--error)}.reset-warning{margin-top:1.5rem;padding:1rem;background:#ff4d4d33;border-radius:12px;color:#ff4d4d;font-weight:700;border:1px dashed var(--error)}.admin-layout{min-height:100vh;background:var(--bg-dark);display:flex;flex-direction:column;overflow-x:hidden}.dashboard-header-modern{display:flex;align-items:center;justify-content:space-between;padding:1rem 2.5rem;background:#121417d9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--glass-border);position:sticky;top:0;z-index:1000;height:85px}.nav-icons-group{display:flex;align-items:center;gap:.75rem;padding:0 2rem;flex:1}.nav-icon-btn{width:54px;height:54px;display:flex;align-items:center;justify-content:center;background:transparent;border:1px solid transparent;border-radius:16px;color:var(--text-muted);cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative}.nav-icon-btn:hover,.nav-icon-btn.active{background:#9c27b01a;color:var(--primary);border-color:#9c27b033;transform:translateY(-2px)}.nav-icon-btn.active:after{content:"";position:absolute;bottom:-4px;width:24px;height:3px;background:var(--primary);border-radius:10px;box-shadow:0 0 10px var(--primary-glow)}.nav-dropdown-modern{position:absolute;top:calc(100% + 15px);left:50%;transform:translate(-50%) translateY(10px);background:var(--bg-card);border:1px solid var(--glass-border);border-radius:20px;padding:1rem;min-width:260px;box-shadow:0 20px 50px #0009;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);opacity:0;visibility:hidden;transition:all .3s cubic-bezier(.18,.89,.32,1.28);display:grid;gap:.5rem;z-index:2000}.nav-icon-btn:hover .nav-dropdown-modern,.nav-icon-btn.active-dropdown .nav-dropdown-modern{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}.admin-main{flex:1;padding:0;max-width:100vw;width:100%}.admin-scroll-content{padding:3rem 4rem;max-width:1400px;margin:0 auto;width:100%}.admin-dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin-top:2rem}.admin-action-card{background:var(--bg-card);border:1px solid var(--glass-border);border-radius:24px;padding:2rem;display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer;transition:all .4s cubic-bezier(.165,.84,.44,1);position:relative;overflow:hidden;text-decoration:none;color:inherit}.admin-action-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at center,var(--primary-glow),transparent 70%);opacity:0;transition:opacity .4s ease}.admin-action-card:hover{transform:translateY(-8px);border-color:var(--primary);box-shadow:0 20px 40px #0006}.admin-action-card:hover:before{opacity:.15}.admin-action-card .icon-wrapper{width:64px;height:64px;background:#ffffff08;border-radius:18px;display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;color:var(--primary);transition:all .3s ease}.admin-action-card:hover .icon-wrapper{background:var(--primary);color:#fff;transform:scale(1.1) rotate(5deg)}.admin-action-card h3{font-size:1.25rem;font-weight:700;margin-bottom:.5rem;color:#fff}.admin-action-card p{font-size:.9rem;color:var(--text-muted);line-height:1.5}.admin-nav-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:3rem;padding-bottom:1.5rem;border-bottom:1px solid var(--glass-border)}.admin-nav-header .left-group{display:flex;align-items:center;gap:2rem}.admin-nav-header .menu-trigger{display:flex;align-items:center;gap:.5rem;padding:.6rem 1rem;background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;color:#fff;font-weight:600;cursor:pointer;transition:all .2s}.admin-nav-header .menu-trigger:hover{background:#ffffff14;border-color:var(--primary)}.admin-sidebar{display:none}.admin-sidebar::-webkit-scrollbar{width:6px}.admin-sidebar::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:10px}.admin-sidebar::-webkit-scrollbar-thumb:hover{background:var(--primary)}.admin-main{flex:1;padding:2.5rem;overflow-y:auto}.admin-nav-item{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;border-radius:12px;color:var(--text-muted);cursor:pointer;transition:all .3s ease;font-weight:600}.admin-nav-item:hover,.admin-nav-item.active{background:var(--glass);color:var(--primary);border:1px solid var(--glass-border)}.admin-table{width:100%;border-collapse:separate;border-spacing:0 .75rem;margin-top:1.5rem}.admin-table th{text-align:left;padding:1rem 1.5rem;color:var(--text-muted);font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:1px}.admin-table td{padding:1.25rem 1.5rem;background:var(--bg-card);border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}.admin-table td:first-child{border-left:1px solid var(--glass-border);border-top-left-radius:12px;border-bottom-left-radius:12px}.admin-table td:last-child{border-right:1px solid var(--glass-border);border-top-right-radius:12px;border-bottom-right-radius:12px}.admin-table-scrollbar::-webkit-scrollbar{height:12px;width:12px}.admin-table-scrollbar::-webkit-scrollbar-track{background:#ffffff05;border-radius:10px}.admin-table-scrollbar::-webkit-scrollbar-thumb{background:var(--primary);border-radius:10px;border:3px solid var(--bg-card)}.admin-table-scrollbar::-webkit-scrollbar-thumb:hover{background:#ab47bc}.file-upload-zone{border:2px dashed var(--glass-border);border-radius:16px;padding:2rem;text-align:center;cursor:pointer;transition:all .3s ease;margin-top:1rem}.file-upload-zone:hover{border-color:var(--primary);background:#ffd7000d}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem}.modal-content{background:var(--bg-card);width:100%;max-width:600px;border-radius:24px;padding:2.5rem;max-height:90vh;overflow-y:auto;border:1px solid var(--glass-border);position:relative;box-shadow:0 30px 60px #00000080;display:flex;flex-direction:column}.admin-badge{padding:.35rem .75rem;border-radius:6px;font-size:.75rem;font-weight:700;background:#ffd7001a;color:var(--primary);border:1px solid rgba(255,215,0,.2)}.field-hint{font-size:.75rem;color:var(--text-muted);margin-top:.4rem;line-height:1.4}.mobile-menu-btn{display:none;background:var(--glass);border:1px solid var(--glass-border);color:var(--text-main);cursor:pointer;padding:.5rem;border-radius:8px;transition:all .2s ease}.mobile-menu-btn:hover{background:#ffffff1a}@media (max-width: 768px){.mobile-menu-btn{display:flex;align-items:center;justify-content:center}.admin-layout{flex-direction:column}.book-highlight-card{grid-template-columns:1fr;padding:1.5rem;gap:1.5rem}.admin-sidebar,.professor-sidebar,.dashboard-sidebar{position:fixed!important;top:1.5rem!important;right:1.5rem!important;left:auto!important;width:260px!important;height:auto!important;max-height:80vh!important;min-height:auto!important;flex-direction:column!important;background:var(--bg-card)!important;-webkit-backdrop-filter:blur(25px)!important;backdrop-filter:blur(25px)!important;z-index:3500!important;padding:1.5rem!important;border-radius:24px!important;border:1px solid var(--glass-border)!important;box-shadow:0 20px 50px #0006!important;transform-origin:top right!important;transform:perspective(1000px) rotateY(90deg) scale(0)!important;opacity:0!important;visibility:hidden!important;transition:all .5s cubic-bezier(.175,.885,.32,1.275)!important;pointer-events:none!important;margin:0!important;padding:0!important;max-height:0!important;overflow:hidden!important}.admin-sidebar.mobile-open,.professor-sidebar.mobile-open,.dashboard-sidebar.mobile-open{transform:perspective(1000px) rotateY(0) scale(1)!important;opacity:1!important;visibility:visible!important;pointer-events:auto!important;max-height:80vh!important;padding:1.5rem!important}.floating-menu-btn{display:flex!important;position:fixed!important;top:1.5rem!important;right:1.5rem!important;width:50px!important;height:50px!important;background:var(--primary)!important;color:#fff!important;border-radius:16px!important;align-items:center!important;justify-content:center!important;z-index:3600!important;border:none!important;box-shadow:0 8px 16px var(--primary-glow)!important;transition:all .3s cubic-bezier(.175,.885,.32,1.275)!important}.floating-menu-btn:active{transform:scale(.9)}.mobile-top-bar{display:none!important}.admin-sidebar>div:first-child{display:flex!important;flex-direction:row!important;justify-content:space-between!important;align-items:center!important;margin-bottom:1.5rem!important;width:100%!important}.admin-sidebar h1{font-size:1.2rem!important;margin:0!important}.admin-sidebar p{display:none!important}.admin-sidebar nav{display:flex!important;flex-direction:column!important;gap:.6rem!important;width:100%!important}.admin-nav-item{width:100%!important;padding:.8rem 1rem!important;font-size:.85rem!important;justify-content:flex-start!important;background:var(--glass)!important;border-radius:12px!important;border:1px solid var(--glass-border)!important}.admin-main,.dashboard-container{padding-top:.5rem!important;padding-left:1rem!important;padding-right:1rem!important}.menu-backdrop{position:fixed!important;top:0!important;right:0!important;bottom:0!important;left:0!important;background:#0009!important;-webkit-backdrop-filter:blur(4px)!important;backdrop-filter:blur(4px)!important;z-index:2900!important;animation:fadeIn .3s ease-out}.mobile-col-flex{flex-direction:column!important;align-items:flex-start!important;gap:1rem!important}.mobile-wrap-flex{flex-wrap:wrap!important;width:100%!important}.admin-table{display:block;overflow-x:auto;white-space:nowrap}.quiz-section,.course-card,.auth-card{padding:1.5rem!important;border-radius:20px!important}.viewer-header-desktop-only{display:none!important}.lesson-container{padding:1.5rem 0!important;width:100%!important;max-width:100vw!important}.lesson-container h1{font-size:1.75rem!important;padding:0 1.25rem!important;line-height:1.2!important}.quiz-section{padding:1.5rem 1rem!important;border-radius:0!important;border-left:none!important;border-right:none!important;margin-top:1.5rem!important}.quiz-section h2{font-size:1.5rem!important;padding-bottom:1rem!important}.question-card{padding:1.25rem!important;border-radius:12px!important;margin-bottom:1rem!important;border-left:none!important;border-right:none!important}.question-card p{font-size:1rem!important;line-height:1.4!important}.option-label{padding:.85rem!important;border-radius:10px!important}.form-control,textarea{font-size:16px!important}.video-section{margin-bottom:2rem!important}.video-wrapper{border-radius:0!important;border-left:none!important;border-right:none!important}}.landing-container{background-color:var(--bg-dark);color:var(--text-main)}.logo-transparent{transition:all .3s ease}.landing-nav{position:sticky;top:0;z-index:1100;background:#08090af2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--glass-border);padding:.5rem 0;transition:all .3s ease}.nav-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:0 1rem;overflow:visible!important}.logo-section{display:flex;align-items:center;gap:1.5rem;max-width:300px}.logo-section img{max-width:100%;height:auto;transition:transform .3s ease}.logo-text h1{font-size:1.5rem;letter-spacing:2px;line-height:1;font-weight:800;background:linear-gradient(to bottom,#fff,#94a3b8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.logo-text p{font-size:.7rem;color:var(--primary);text-transform:uppercase;font-weight:700;letter-spacing:1px}.nav-links{display:flex;align-items:center;gap:1.5rem}.nav-links a{text-decoration:none;color:var(--text-main);font-weight:600;font-size:.9rem;transition:all .3s ease;opacity:.8;white-space:nowrap}.nav-links a:hover{color:var(--primary);opacity:1}.hero-section{position:relative;min-height:65vh;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden;background:radial-gradient(circle at 50% 10%,rgba(156,39,176,.05),transparent 60%);padding:2rem 0 4rem}@media (max-width: 768px){.hero-section{min-height:60vh;padding:2rem 0 6rem}}.faculty-section{padding:8rem 0;background:radial-gradient(circle at 70% 30%,rgba(156,39,176,.05) 0%,transparent 50%),radial-gradient(circle at 30% 70%,rgba(3,169,244,.05) 0%,transparent 50%)}.faculty-header{text-align:center;margin-bottom:5rem}.faculty-grid{display:flex;justify-content:center;gap:3rem;max-width:1000px;margin:0 auto}.faculty-card{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:24px;padding:3rem;display:flex;flex-direction:column;align-items:center;gap:2.5rem;width:100%}@media (min-width: 768px){.faculty-card{flex-direction:row;align-items:flex-start;text-align:left}}.faculty-photo-container{flex-shrink:0;width:280px;height:380px;border-radius:20px;overflow:hidden;border:4px solid var(--glass-border);box-shadow:0 20px 40px #0006}.faculty-photo{width:100%;height:100%;object-fit:cover;background:var(--glass-bg)}.faculty-info{flex:1}.faculty-title{margin-bottom:2rem}.faculty-title h2{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,#fff,#ffffffb3);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem}.faculty-role{font-size:1.1rem;color:var(--primary);font-weight:600;text-transform:uppercase;letter-spacing:.1em}.faculty-credentials{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:2.5rem}.credential-item{display:flex;align-items:center;gap:1rem;background:#ffffff08;padding:1rem;border-radius:12px;border:1px solid rgba(255,255,255,.05)}.credential-item span{font-size:.95rem;color:var(--text-main);line-height:1.4}.faculty-bio{color:var(--text-muted);line-height:1.8;font-size:1.1rem;position:relative;padding-left:2rem;border-left:2px solid var(--primary)}.faculty-bio p{margin-bottom:1.5rem}.hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle at 20% 30%,rgba(156,39,176,.05),transparent 50%),radial-gradient(circle at 80% 70%,rgba(156,39,176,.05),transparent 50%)}.hero-content{position:relative;z-index:10;max-width:900px;padding:0 2rem;animation:heroFadeIn 1s cubic-bezier(.16,1,.3,1)}@keyframes heroFadeIn{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.hero-content h1{font-size:4rem;font-weight:800;margin:1rem 0;line-height:1.1;letter-spacing:-.03em;background:linear-gradient(to bottom,#fff 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var(--glass-border);text-align:center;padding:4rem;position:relative;box-shadow:0 40px 80px #00000080}.section-tag{color:var(--primary);font-weight:800;text-transform:uppercase;font-size:.85rem;letter-spacing:4px;margin-bottom:1.5rem;display:block}.about-text h2{font-size:4rem;line-height:1.05;font-weight:900;margin-bottom:2.5rem;letter-spacing:-.03em;background:linear-gradient(to bottom,#fff,#94a3b8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.about-text p{color:var(--text-muted);margin-bottom:2rem;font-size:1.2rem;line-height:1.7}.courses-section{padding:12rem 2rem;background:var(--bg-card)}.section-header{text-align:center;margin-bottom:6rem}.section-header h2{font-size:4.5rem;font-weight:900;margin-bottom:1.5rem;letter-spacing:-.04em}.section-header p{color:var(--text-muted);font-size:1.25rem;font-weight:500}.courses-grid-landing{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 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h1{font-size:3.5rem}.about-text h2{font-size:3rem}.section-grid,.courses-grid-landing,.footer-content{grid-template-columns:1fr;gap:4rem}}@media (max-width: 640px){.hero-content h1{font-size:2.75rem}.hero-btns{flex-direction:column}}.dashboard-tabs{display:flex;gap:1.5rem;margin-bottom:3rem;border-bottom:1px solid var(--glass-border);padding-bottom:1rem;overflow-x:auto;white-space:nowrap;scrollbar-width:none}.dashboard-tabs::-webkit-scrollbar{display:none}.tab-btn{background:transparent;border:none;color:var(--text-muted);font-size:1.1rem;font-weight:700;padding:.75rem 1.5rem;cursor:pointer;transition:all .3s ease;position:relative;display:flex;align-items:center;gap:.75rem;flex-shrink:0}.tab-btn:hover{color:#fff}.tab-btn.active{color:var(--primary)}.tab-btn.active:after{content:"";position:absolute;bottom:-1.1rem;left:0;width:100%;height:3px;background:var(--primary);border-radius:10px;box-shadow:0 4px 12px 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p{font-size:.9rem;color:var(--text-muted)}.landing-nav{position:sticky;top:0;width:100%;background:#08090acc;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--glass-border);z-index:1000;padding:1rem 0}.nav-content{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center}.nav-links{display:flex;gap:.5rem;align-items:center}.nav-link-item{display:flex;align-items:center;gap:.6rem;padding:.6rem 1rem;color:var(--text-muted);text-decoration:none;font-weight:600;font-size:.9rem;border-radius:12px;transition:all .3s cubic-bezier(.16,1,.3,1);border:1px solid transparent}.nav-link-item:hover{color:var(--text-main);background:#ffffff0d;transform:translateY(-2px)}.nav-link-item.active{color:var(--primary);background:#9c27b01a;border-color:#9c27b033}.nav-icon{display:flex;align-items:center;justify-content:center;opacity:.8;transition:transform .3s ease}.nav-link-item:hover 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.hub-icon{background:var(--primary);color:#fff;transform:rotate(-5deg) scale(1.1);box-shadow:0 10px 20px var(--primary-glow)}.hub-info h3{font-size:1.5rem;font-weight:800;margin-bottom:.5rem;letter-spacing:-.02em}.hub-info p{color:var(--text-muted);line-height:1.5;font-size:.95rem}.hub-arrow{position:absolute;top:2.5rem;right:2.5rem;opacity:.3;transition:all .4s ease}.hub-card:hover .hub-arrow{opacity:1;transform:translate(5px);color:var(--primary)}.cta-section{padding:8rem 2rem;background:var(--primary);margin:4rem 2rem;border-radius:60px;text-align:center;color:#fff;position:relative;overflow:hidden}.cta-section:after{content:"";position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:#ffffff1a;border-radius:50%;filter:blur(80px)}.cta-content{position:relative;z-index:2;max-width:800px;margin:0 auto}.cta-content h2{font-size:3.5rem;font-weight:900;letter-spacing:-.04em;margin-bottom:1.5rem}.cta-content p{font-size:1.25rem;opacity:.9;margin-bottom:3rem;line-height:1.6}@media (max-width: 768px){.cta-section{padding:4rem 1.5rem;border-radius:32px;margin:2rem 1rem}.cta-content h2{font-size:2.2rem}}@media (max-width: 640px){.hero-content h1{font-size:2.75rem}.section-header h2,.about-text h2{font-size:2.5rem}.about-image{display:none}.section-grid{grid-template-columns:1fr;gap:3rem}.stats-section,.about-section,.courses-section,.faculty-section{padding:3rem 1.5rem}.hero-content h1{font-size:2.5rem}.access-grid{margin-top:0}}.lesson-image-container:hover .zoom-overlay{opacity:1!important}.highlighter-mode{-webkit-user-select:text!important;user-select:text!important}.highlighter-mode ::selection{background:#fbbf2480!important;color:inherit!important}.highlighter-mode 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768px){.back-nav-btn{position:relative!important;top:0!important;left:0!important;display:inline-flex;margin-bottom:2rem}.dashboard-container{padding-top:1rem!important}.admin-layout{flex-direction:column}.admin-sidebar{width:100%;height:auto!important;min-height:auto!important;border-bottom:1px solid var(--glass-border);position:sticky!important;top:0;z-index:2000;background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.admin-main{padding:1rem}.dashboard-header{flex-direction:column;align-items:flex-start;gap:1.5rem}.admin-table,.admin-table thead,.admin-table tbody,.admin-table th,.admin-table td,.admin-table tr{display:block;width:100%}.admin-table thead tr{position:absolute;top:-9999px;left:-9999px}.admin-table tr{margin-bottom:1.5rem;border:1px solid var(--glass-border);border-radius:12px;background:#ffffff05}.admin-table td{border:none!important;padding:.75rem 1.5rem!important;text-align:left!important;position:relative}.admin-table td:last-child{border-top:1px solid rgba(255,255,255,.1)!important;margin-top:.5rem;padding-top:1rem!important;display:flex;flex-wrap:wrap;gap:.75rem;background:#0003;border-bottom-left-radius:12px;border-bottom-right-radius:12px}}@media (max-width: 640px){.mobile-wrap-flex{flex-wrap:wrap;gap:1rem}.mobile-col-flex{flex-direction:column!important;align-items:flex-start!important;gap:1rem!important}[style*=space-between]{flex-wrap:wrap!important;gap:1rem!important}*{overflow-wrap:break-word;word-wrap:break-word}html,body{overflow-x:hidden!important;width:100vw;max-width:100%;position:relative}.desktop-nav{display:none!important}}.bottom-nav-footer{display:flex;gap:1rem;margin-top:4rem;padding:2rem 0;border-top:1px solid var(--glass-border)}.bottom-nav-footer .btn{width:auto;min-width:140px;flex:1}@media (max-width: 640px){.bottom-nav-footer{flex-direction:column;gap:.75rem}.bottom-nav-footer .btn{width:100%}}.transition-fade-in{animation:adminFadeIn .4s cubic-bezier(.16,1,.3,1)}@keyframes 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.icon-wrapper{width:72px;height:72px;display:flex;align-items:center;justify-content:center;background:#ffffff08;border:1px solid var(--glass-border);border-radius:20px;color:var(--primary);transition:all .3s ease}.admin-action-card:hover .icon-wrapper{background:var(--primary);color:#fff;transform:rotate(-5deg) scale(1.1);box-shadow:0 10px 20px var(--primary-glow)}.admin-action-card h3{font-size:1.5rem;font-weight:800;margin:0;letter-spacing:-.02em}.admin-action-card p{color:var(--text-muted);font-size:.95rem;line-height:1.6;margin:0;opacity:.8}@media (max-width: 640px){.admin-dashboard-grid{grid-template-columns:1fr}}.dashboard-header-modern{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 2rem;background:#08090a66;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--glass-border);position:sticky;top:0;z-index:1000;gap:1.5rem}.nav-btn-premium{display:inline-flex;align-items:center;gap:.6rem;padding:.75rem 1.25rem;background:#ffffff08;border:1px solid rgba(255,255,255,.07);border-radius:14px;color:#fff;font-size:.85rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1);white-space:nowrap}.nav-btn-premium:hover{background:#ffffff14;border-color:var(--primary);transform:translateY(-2px);box-shadow:0 10px 25px #0000004d}.nav-btn-premium.active{background:var(--primary);border-color:var(--primary);box-shadow:0 0 20px var(--primary-glow)}.nav-btn-premium.danger{background:#f43f5e1a;color:var(--error);border-color:#f43f5e33}.nav-btn-premium.danger:hover{background:var(--error);color:#fff;box-shadow:0 10px 20px #f43f5e4d}.nav-breadcrumb-modern{display:flex;align-items:center;gap:.75rem;color:var(--primary);font-weight:700;font-size:.95rem}.nav-breadcrumb-modern .divider{opacity:.3;color:var(--text-muted)}.nav-breadcrumb-modern .current{color:#fff;font-weight:600}@media (max-width: 768px){.dashboard-header-modern{padding:1rem;gap:.75rem}.nav-btn-premium span.mobile-hide{display:none}.nav-btn-premium{padding:.75rem}}.viewer-footer-responsive{background:#0f0f0f;border-top:1px solid rgba(255,255,255,.1);padding:1rem 2rem;z-index:100;display:flex;justify-content:center;align-items:center;gap:3rem;transition:all .3s ease}.lesson-footer-responsive{margin-top:4rem;padding:2rem 0;border-top:1px solid var(--glass-border);display:flex;justify-content:center;gap:2rem}@media (max-width: 768px){.viewer-footer-responsive{padding:.5rem .75rem;gap:.5rem;flex-direction:column;height:auto}.viewer-footer-responsive>div{width:100%;justify-content:center}.viewer-footer-responsive .btn{padding:.35rem .75rem!important;font-size:.75rem!important;min-height:32px}.lesson-footer-responsive{margin-top:2rem;padding:1.5rem .5rem;gap:.75rem;flex-direction:column;align-items:center}.lesson-footer-responsive .btn{width:100%!important;max-width:280px;padding:.75rem 1.5rem!important;font-size:.85rem!important}}.nav-card-premium{display:flex;flex-direction:column;padding:1.5rem;background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:20px;position:relative;overflow:hidden;transition:all .4s cubic-bezier(.175,.885,.32,1.275);cursor:pointer;text-decoration:none;min-height:160px;text-align:center;align-items:center}.nav-card-premium:hover{transform:translateY(-5px);background:#ffffff0f;border-color:#ffffff1a;box-shadow:0 15px 30px #0003}.nav-card-premium.active{border-color:#9c27b04d}.icon-badge-premium{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem;transition:all .3s ease}.nav-card-premium:hover .icon-badge-premium{transform:scale(1.1) rotate(-5deg)}.nav-card-content h3{font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:.4rem}.nav-card-content p{font-size:.8rem;color:var(--text-muted);line-height:1.4;margin:0}.card-arrow{position:absolute;top:1rem;right:1rem;color:#ffffff1a;transition:all .3s ease;width:16px;height:16px}.nav-card-premium:hover .card-arrow{color:#fff;transform:translate(3px)}.app-store-btn{transition:all .3s ease;display:inline-block}.app-store-btn:hover{transform:scale(1.05);filter:brightness(1.2)}@media (max-width: 768px){.nav-card-premium{min-height:auto;padding:1.25rem}.nav-card-content h3{font-size:1rem}}.bloco-final-highlight{border-left:4px solid #EAB308!important;background:linear-gradient(to right,rgba(234,179,8,.08),transparent)!important;position:relative}.bloco-final-highlight:after{content:"AVALIAÇÃO FINAL";position:absolute;top:.5rem;right:1.5rem;font-size:.65rem;font-weight:900;color:#eab308;letter-spacing:2px;opacity:.6}.prova-final-item{border-color:#eab30826!important;transition:all .3s cubic-bezier(.4,0,.2,1)!important}.prova-final-item:hover{border-color:#eab308!important;box-shadow:0 8px 25px #eab3081a!important;transform:translate(5px)}.btn-maintenance{background:#f43f5e05!important;border:1px solid rgba(244,63,94,.1)!important;color:var(--error)!important;font-weight:700!important;letter-spacing:.5px}.btn-maintenance:hover{background:var(--error)!important;color:#fff!important;border-color:var(--error)!important;box-shadow:0 10px 30px #f43f5e4d!important;transform:translateY(-2px) scale(1.02)}.btn-maintenance:active{transform:translateY(0) scale(1)}@media (max-width: 768px){.data-card.grading-area{padding:1rem .75rem!important;border-radius:0!important;border-left:none!important;border-right:none!important}.grading-question-card{padding:1rem!important;border-radius:12px!important;margin:0 -.5rem!important}.matching-grid-responsive{grid-template-columns:1fr!important;gap:.5rem!important}.matching-grid-responsive .matching-separator{display:none!important}.matching-grid-responsive .matching-item{text-align:left!important;padding:.75rem!important}.grading-header-flex{flex-direction:column!important;align-items:flex-start!important;gap:1rem!important}.grading-header-flex>div:last-child{text-align:left!important;width:100%!important}.grading-footer-card{padding:1.5rem 1rem!important;border-radius:12px!important}.grading-footer-card input{width:100%!important;max-width:150px!important}}