.main-layout{min-height:100vh;display:flex;background:#f8f9fc;overflow-x:hidden}.sidebar{position:fixed;top:0;left:0;z-index:100;width:232px;height:100vh;display:flex;flex-direction:column;border-right:1px solid #e1e4e8;background:#fff}.sidebar-header{padding:28px 24px}.sidebar-brand{margin:0;color:#0d1c2f;font-size:20px;line-height:28px;font-weight:700;letter-spacing:-.02em;display:flex;align-items:center;justify-content:center}.sidebar-brand img{height:90px;width:auto;max-width:100%;object-fit:contain}.sidebar-nav{flex:1;display:flex;flex-direction:column;justify-content:space-between;padding:12px 14px 24px}.sidebar-main-menu,.sidebar-bottom-menu{display:flex;flex-direction:column;gap:6px}.sidebar-link{width:100%;min-height:42px;box-sizing:border-box;padding:10px 12px;display:flex;align-items:center;gap:12px;border:0;border-radius:8px;background:transparent;color:#4b5563;font-family:inherit;font-size:14px;font-weight:500;line-height:20px;text-align:left;text-decoration:none;cursor:pointer;transition:background-color .2s ease,color .2s ease}.sidebar-link svg{width:19px;height:19px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.sidebar-link:hover{background:#f3f5f8;color:#0d1c2f}.sidebar-link.active{background:#e9eef5;color:#0d1c2f;font-weight:600}.sidebar-link.active svg{stroke-width:2}.logout-link{-webkit-appearance:none;-moz-appearance:none;appearance:none}.main-content-wrapper{flex:1;min-width:0;min-height:100vh;margin-left:232px}.main-content{width:100%;min-height:100vh}.content-container{width:100%;box-sizing:border-box;padding:0 48px}.mobile-header,.sidebar-overlay{display:none}.mobile-menu-btn{border:0;background:transparent;font-family:inherit;cursor:pointer}.mobile-header-actions,.mobile-header-icon{display:none}@media (max-width: 1024px){.content-container{padding:0 32px}}@media (max-width: 768px){.sidebar{transform:translate(-100%);transition:transform .25s ease}.sidebar.open{transform:translate(0)}.sidebar-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;display:block;background:#0f172a4d}.main-content-wrapper{width:100%;margin-left:0}.mobile-header{height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid #e1e4e8;background:#fff}.mobile-menu-btn{padding:8px 12px;border-radius:6px;background:#f3f5f8;color:#0d1c2f;font-size:14px;font-weight:600}.mobile-header-actions{display:flex;align-items:center;gap:4px}.mobile-header-icon{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:0;border-radius:8px;background:transparent;color:#4b5563;cursor:pointer;text-decoration:none;transition:background .2s,color .2s}.mobile-header-icon:hover{background:#f3f5f8;color:#0d1c2f}.mobile-header-icon svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.sidebar-bottom-menu{display:none}.content-container{padding:0 20px}}.confirm-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;background:#0f172a73;overflow-y:auto}.confirm-modal{width:100%;max-width:400px;overflow:hidden;border:1px solid #e4e7ec;border-radius:12px;background:#fff;box-shadow:0 20px 40px #0f172a26}.confirm-modal-content{padding:28px 28px 20px}.confirm-modal-content h2{margin:0 0 8px;color:#0d1c2f;font-size:18px;line-height:26px;font-weight:700}.confirm-modal-content p{margin:0;color:#667085;font-size:14px;line-height:22px}.confirm-modal-actions{display:flex;justify-content:flex-end;gap:10px;padding:16px 28px 24px}.confirm-modal-cancel,.confirm-modal-confirm{height:40px;padding:0 16px;border-radius:7px;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer}.confirm-modal-cancel{border:1px solid #d0d5dd;background:#fff;color:#344054}.confirm-modal-cancel:hover{background:#f9fafb}.confirm-modal-confirm{border:1px solid #0d1c2f;background:#0d1c2f;color:#fff}.confirm-modal-confirm:hover{background:#182b43}@media (max-width: 480px){.confirm-modal-overlay{align-items:center;justify-content:center}.confirm-modal{margin:auto;max-width:calc(100vw - 40px)}.confirm-modal-actions{flex-direction:column-reverse}.confirm-modal-cancel,.confirm-modal-confirm{width:100%}}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px;background-color:#102f5b;background-position:center;background-size:cover;background-repeat:no-repeat;font-family:Euclid Circular B,Arial,sans-serif}.auth-container{display:flex;width:100%;max-width:1000px;min-height:600px;border-radius:20px;background:#0a142373;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.15);box-shadow:0 30px 80px #0006;overflow:hidden}.auth-left{flex:1.1;padding:50px 60px;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.08)}.auth-right{flex:.9;padding:50px 60px;display:flex;flex-direction:column;justify-content:center;background:#0003}.auth-brand{height:110px;width:auto;object-fit:contain;object-position:left center;align-self:flex-start;filter:brightness(0) invert(1);margin-bottom:30px}.auth-left h1{margin:0 0 16px;color:#fff;font-size:42px;line-height:1.2;font-weight:700;letter-spacing:-.02em}.auth-left-desc{margin:0 0 auto;color:#ffffffbf;font-size:15px;line-height:1.7;max-width:90%}.auth-header{text-align:left}.auth-role{margin:0 0 8px;color:#9fc3e9;font-size:12px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase}.auth-header h2{margin:0;color:#fff;font-size:28px;line-height:34px;font-weight:700}.role-switch{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-top:28px;padding:5px;border-radius:10px;background:#ffffff14}.role-switch button{height:42px;border:0;border-radius:7px;background:transparent;color:#fff9;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s ease}.role-switch button:hover{color:#fff}.role-switch button.active{background:#ffffff26;color:#fff;box-shadow:0 2px 8px #00000026}.auth-error{margin-top:18px;padding:12px 14px;border:1px solid rgba(239,197,197,.3);border-radius:8px;background:#fff6f61a;color:#ff8a8a;font-size:13px;line-height:1.5}.auth-form{display:flex;flex-direction:column;gap:20px;margin-top:24px}.auth-field{display:flex;flex-direction:column;gap:8px}.auth-field label{color:#ffffffe6;font-size:13px;font-weight:600}.auth-field input{width:100%;height:48px;padding:0 16px;border:1px solid rgba(255,255,255,.2);border-radius:8px;outline:none;background:#ffffff0f;color:#fff;font-family:inherit;font-size:14px;transition:all .2s ease}.auth-field input::placeholder{color:#fff6}.auth-field input:focus{border-color:#9fc3e9;background:#ffffff1f;box-shadow:0 0 0 3px #9fc3e926}.password-wrapper{position:relative}.password-wrapper input{padding-right:50px}.password-toggle{position:absolute;top:50%;right:10px;display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border:0;transform:translateY(-50%);background:transparent;color:#ffffff80;cursor:pointer;transition:color .2s ease}.password-toggle:hover{color:#fff}.auth-forgot{display:flex;justify-content:flex-end;margin-top:-8px}.auth-forgot button{padding:0;border:0;background:transparent;color:#9fc3e9;font-family:inherit;font-size:13px;cursor:pointer}.auth-forgot button:hover{text-decoration:underline}.auth-submit{width:100%;height:48px;margin-top:4px;border:0;border-radius:8px;background:#0ea5e9;color:#fff;font-family:inherit;font-size:14px;font-weight:700;cursor:pointer;transition:background .2s ease,transform .15s ease}.auth-submit:hover:not(:disabled){background:#0284c7}.auth-submit:active:not(:disabled){transform:translateY(1px)}.auth-submit:disabled{opacity:.65;cursor:not-allowed}.auth-register{display:flex;justify-content:center;gap:6px;margin-top:24px;color:#fff9;font-size:13px}.auth-register a{color:#9fc3e9;font-weight:600;text-decoration:none}.auth-register a:hover{text-decoration:underline}@media (max-width: 860px){.auth-container{flex-direction:column;max-width:500px;min-height:auto}.auth-left{border-right:none;border-bottom:1px solid rgba(255,255,255,.08);padding:40px;align-items:center;text-align:center}.auth-brand{height:75px;align-self:center;object-position:center}.auth-left h1{font-size:32px;margin:20px 0 12px}.auth-right{padding:40px}}@media (max-width: 480px){.auth-page{padding:16px}.auth-left,.auth-right{padding:30px 24px}.auth-left h1{font-size:28px}}.register-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px;background-color:#102f5b;background-position:center;background-size:cover;background-repeat:no-repeat;font-family:Euclid Circular B,Arial,sans-serif}.register-container{display:flex;width:100%;max-width:1000px;min-height:600px;border-radius:20px;background:#0a142373;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.15);box-shadow:0 30px 80px #0006;overflow:hidden}.register-left{flex:1.1;padding:50px 60px;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.08)}.register-right{flex:.9;padding:50px 60px;display:flex;flex-direction:column;justify-content:center;background:#0003}.register-brand{height:110px;width:auto;object-fit:contain;object-position:left center;align-self:flex-start;filter:brightness(0) invert(1);margin-bottom:30px}.register-left h1{margin:0 0 16px;color:#fff;font-size:42px;line-height:1.2;font-weight:700;letter-spacing:-.02em}.register-left-desc{margin:0 0 auto;color:#ffffffbf;font-size:15px;line-height:1.7;max-width:90%}.register-header{text-align:left}.register-role{margin:0 0 8px;color:#9fc3e9;font-size:12px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase}.register-header h2{margin:0;color:#fff;font-size:28px;line-height:34px;font-weight:700}.register-role-switch{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-top:24px;padding:5px;border-radius:10px;background:#ffffff14}.register-role-switch button{height:42px;border:0;border-radius:7px;background:transparent;color:#fff9;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s ease}.register-role-switch button:hover{color:#fff}.register-role-switch button.active{background:#ffffff26;color:#fff;box-shadow:0 2px 8px #00000026}.register-error,.register-success{margin-top:18px;padding:12px 14px;border-radius:8px;font-size:13px;line-height:1.5}.register-error{border:1px solid rgba(239,197,197,.3);background:#fff6f61a;color:#ff8a8a}.register-success{border:1px solid rgba(183,223,197,.3);background:#f2fbf51a;color:#a7eebf}.register-form{display:flex;flex-direction:column;gap:16px;margin-top:20px}.register-field{display:flex;flex-direction:column;gap:8px}.register-field label{color:#ffffffe6;font-size:13px;font-weight:600}.register-field input{width:100%;height:46px;padding:0 16px;border:1px solid rgba(255,255,255,.2);border-radius:8px;outline:none;background:#ffffff0f;color:#fff;font-family:inherit;font-size:14px;transition:all .2s ease}.register-field input::placeholder{color:#fff6}.register-field input:focus{border-color:#9fc3e9;background:#ffffff1f;box-shadow:0 0 0 3px #9fc3e926}.register-password-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.register-password-wrapper{position:relative}.register-password-wrapper input{padding-right:48px}.register-password-toggle{position:absolute;top:50%;right:10px;display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border:0;transform:translateY(-50%);background:transparent;color:#ffffff80;cursor:pointer;transition:color .2s ease}.register-password-toggle:hover{color:#fff}.register-submit{width:100%;height:48px;margin-top:8px;border:0;border-radius:8px;background:#0ea5e9;color:#fff;font-family:inherit;font-size:14px;font-weight:700;cursor:pointer;transition:background .2s ease,transform .15s ease}.register-submit:hover:not(:disabled){background:#0284c7}.register-submit:active:not(:disabled){transform:translateY(1px)}.register-submit:disabled{opacity:.65;cursor:not-allowed}.register-login{display:flex;justify-content:center;gap:6px;margin-top:24px;color:#fff9;font-size:13px}.register-login a{color:#9fc3e9;font-weight:600;text-decoration:none}.register-login a:hover{text-decoration:underline}@media (max-width: 860px){.register-container{flex-direction:column;max-width:500px;min-height:auto}.register-left{border-right:none;border-bottom:1px solid rgba(255,255,255,.08);padding:40px;align-items:center;text-align:center}.register-brand{height:75px;align-self:center;object-position:center}.register-left h1{font-size:32px;margin:20px 0 12px}.register-right{padding:40px}.register-password-row{grid-template-columns:1fr;gap:16px}}@media (max-width: 480px){.register-page{padding:16px}.register-left,.register-right{padding:30px 24px}.register-left h1{font-size:28px}}.dashboard-page{display:flex;flex-direction:column;gap:28px;padding-top:24px}.dashboard-welcome{position:relative;overflow:hidden;padding:18px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.dashboard-welcome:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.dashboard-eyebrow{margin:0 0 6px;color:#9fc3e9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.dashboard-welcome h1{margin:0;color:#0d1c2f;font-size:28px;line-height:36px;font-weight:700;letter-spacing:-.02em}.dashboard-description{max-width:650px;margin:8px 0 0;color:#667085;font-size:15px;line-height:23px}.dashboard-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.summary-card{padding:22px;border:1px solid #e4e7ec;border-radius:12px;background:#fff}.summary-label{display:block;margin-bottom:12px;color:#667085;font-size:13px;font-weight:600}.summary-card strong{display:block;color:#0d1c2f;font-size:28px;line-height:34px}.summary-card p{margin:6px 0 0;color:#98a2b3;font-size:13px}.dashboard-section{display:flex;flex-direction:column;gap:18px}.section-heading h2{margin:0;color:#0d1c2f;font-size:20px;line-height:28px}.section-heading p{margin:5px 0 0;color:#667085;font-size:14px;line-height:22px}.dashboard-empty{padding:48px 24px;border:1px dashed #d0d5dd;border-radius:12px;background:#fff;text-align:center}.dashboard-empty h3{margin:0 0 8px;color:#344054;font-size:16px;line-height:24px}.dashboard-empty p{max-width:500px;margin:0 auto;color:#667085;font-size:14px;line-height:22px}@media (max-width: 768px){.dashboard-page{gap:24px;padding-top:16px}.dashboard-welcome{padding:14px 20px 16px 24px;border-radius:12px}.dashboard-welcome h1{font-size:22px;line-height:30px}.dashboard-summary{grid-template-columns:1fr}}.student-dashboard-materials{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.student-dashboard-material{display:flex;flex-direction:column;gap:9px;padding:18px;border:1px solid #e4e7ec;border-radius:10px;background:#fff;color:inherit;text-decoration:none}.student-dashboard-material:hover{border-color:#9fc3e9;background:#f8fbff}.student-dashboard-material span{color:#2866a9;font-size:11px;font-weight:700}.student-dashboard-material strong{color:#182b49;font-size:15px}.student-dashboard-material small{color:#667085;font-size:12px}.student-materials-page{display:flex;flex-direction:column;gap:24px;padding-top:24px}.student-page-header{position:relative;overflow:hidden;padding:18px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.student-page-header:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.student-page-header p{margin:0 0 6px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.student-page-header h1{margin:0;color:#0d1c2f;font-size:28px}.student-page-header span{display:block;margin-top:6px;color:#667085;font-size:15px;line-height:23px}.student-material-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}.student-material-card{display:flex;min-height:220px;flex-direction:column;padding:20px;border:1px solid #e4e7ec;border-radius:12px;background:#fff;color:inherit;text-decoration:none;transition:box-shadow .2s ease,transform .2s ease}.student-material-card:hover{box-shadow:0 10px 24px #0f1c2f1a;transform:translateY(-2px)}.student-material-card>span{align-self:flex-start;padding:5px 8px;border-radius:6px;background:#edf3fa;color:#2866a9;font-size:11px;font-weight:700}.student-material-card h2{margin:16px 0 8px;color:#182b49;font-size:18px;line-height:1.4}.student-material-card p{margin:0;color:#667085;font-size:13px;line-height:1.6}.student-material-card small{margin-top:auto;padding-top:18px;color:#667085;font-size:12px}.student-material-card strong{margin-top:14px;display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;background:#182b49;color:#fff;font-size:13px;border-radius:8px;transition:background .2s ease}.student-material-card:hover strong{background:#2866a9}.student-page-empty,.student-page-error{padding:32px;border-radius:10px;background:#fff;color:#667085;text-align:center}.student-page-empty{border:1px dashed #d0d5dd}.student-page-error{border:1px solid #fecdca;background:#fef3f2;color:#b42318}.student-material-image{width:calc(100% + 40px);max-width:none;margin:-20px -20px 16px;height:140px;overflow:hidden;border-radius:11px 11px 0 0}.student-material-image img{width:100%;height:100%;display:block;object-fit:cover}.student-detail-page{display:flex;flex-direction:column;gap:26px}.student-detail-back{display:inline-flex;align-items:center;justify-content:center;align-self:flex-start;min-height:40px;padding:0 16px;margin-bottom:-10px;border:1px solid #dbe2ea;border-radius:8px;background:#fff;color:#334155;font-size:13px;font-weight:600;text-decoration:none;transition:all .2s ease}.student-detail-back:hover{background:#f8fafc;border-color:#cbd5e1;color:#1e293b}.student-detail-header{padding:24px;border-radius:12px;background:#fff}.student-detail-header>span{color:#2866a9;font-size:12px;font-weight:700}.student-detail-header h1{margin:8px 0;color:#182b49;font-size:28px}.student-detail-header p{margin:0;color:#667085;line-height:1.6}.student-detail-section{padding:22px;border:1px solid #e4e7ec;border-radius:12px;background:#fff}.student-detail-section h2{margin:0;color:#182b49;font-size:19px}.student-reading-container{border:1px solid #e4e7ec;border-radius:10px;overflow:hidden}.student-reading-container+.student-reading-container{margin-top:16px}.student-reading-header{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;background:#f5f8ff;border-bottom:1px solid #e4e7ec}.student-reading-header strong{color:#182b49;font-size:14px}.student-download-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:#182b49;color:#fff;font-size:12px;font-weight:600;border-radius:6px;text-decoration:none;white-space:nowrap;transition:background .18s}.student-download-btn:hover{background:#2866a9}.student-reading-content{padding:24px 28px;max-height:620px;overflow-y:auto;background:#fff;line-height:1.8;color:#1e2d3d;font-size:15px}.student-reading-content p{margin:0 0 14px}.student-reading-content p:last-child{margin-bottom:0}.student-reading-content br{display:block;margin:4px 0}.student-video-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.student-video-card{overflow:hidden;border:1px solid #e4e7ec;border-radius:9px}.student-video-card h3{margin:0;padding:14px;color:#182b49;font-size:14px}.student-video-card iframe,.student-video-card video{display:block;width:100%;aspect-ratio:16/9;border:0}.student-resource-card{display:flex;justify-content:space-between;gap:16px;padding:15px;border:1px solid #e4e7ec;border-radius:8px;color:inherit;text-decoration:none}.student-resource-card+.student-resource-card{margin-top:10px}.student-resource-card strong{color:#182b49;font-size:14px}.student-resource-card span{color:#667085;font-size:13px}.student-exercise-card{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 18px;border:1px solid #e4e7ec;border-radius:10px;background:#fff}.student-exercise-card+.student-exercise-card{margin-top:10px}.student-exercise-info{display:flex;flex-direction:column;gap:4px}.student-exercise-info strong{color:#182b49;font-size:14px;font-weight:600}.student-exercise-info span{color:#667085;font-size:13px}.student-exercise-done{width:fit-content;padding:2px 10px;background:#ecfdf3;color:#067647;border:1px solid #abefc6;border-radius:99px;font-size:12px;font-weight:600}.student-exercise-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 20px;background:#182b49;color:#fff;font-size:13px;font-weight:600;border-radius:8px;text-decoration:none;white-space:nowrap;transition:background .18s}.student-exercise-btn:hover{background:#2866a9}.student-detail-empty{margin:0;color:#667085;font-size:14px}.student-detail-state{padding:40px;color:#667085;text-align:center}.student-detail-error{color:#b42318}@media (max-width:600px){.student-resource-card{flex-direction:column}.student-detail-header h1{font-size:24px}.student-reading-header{flex-direction:column;align-items:flex-start}.student-reading-content{padding:16px;font-size:14px}}.lex-page{display:flex;flex-direction:column;gap:20px}.lex-state{padding:60px;text-align:center;color:#667085}.lex-error{color:#f04438}.lex-header{display:flex;align-items:flex-start;gap:16px}.lex-back{flex-shrink:0;margin-top:4px;color:#2866a9;font-size:13px;font-weight:600;text-decoration:none;white-space:nowrap}.lex-back:hover{text-decoration:underline}.lex-header-info{flex:1}.lex-title{margin:0 0 4px;color:#182b49;font-size:20px;font-weight:700}.lex-progress-text{color:#667085;font-size:13px}.lex-progress-bar{height:6px;background:#e4e7ec;border-radius:99px;overflow:hidden}.lex-progress-fill{height:100%;background:linear-gradient(90deg,#2866a9,#12b76a);border-radius:99px;transition:width .35s ease}.lex-question-card{padding:28px;background:#fff;border:1px solid #e4e7ec;border-radius:14px}.lex-question-number{display:inline-block;padding:4px 12px;margin-bottom:14px;background:#eff4ff;color:#2866a9;font-size:12px;font-weight:700;border-radius:99px}.lex-question-text{margin:0 0 24px;color:#182b49;font-size:16px;line-height:1.7;font-weight:500}.lex-options{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}.lex-option{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;background:#f9fafb;border:1.5px solid #e4e7ec;border-radius:10px;cursor:pointer;text-align:left;transition:border-color .15s,background .15s,transform .1s}.lex-option:hover{border-color:#2866a9;background:#f0f6ff;transform:translate(2px)}.lex-option-selected{border-color:#2866a9!important;background:#eff4ff!important}.lex-opt-badge{flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:#182b49;color:#fff;font-size:12px;font-weight:700;border-radius:50%}.lex-option-selected .lex-opt-badge{background:#2866a9}.lex-opt-text{color:#1e2d3d;font-size:14px;line-height:1.6;padding-top:4px}.lex-nav{display:flex;justify-content:space-between;gap:12px}.lex-btn-primary,.lex-btn-secondary,.lex-btn-submit{padding:10px 22px;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;transition:background .18s,transform .1s}.lex-btn-primary{background:#182b49;color:#fff}.lex-btn-primary:hover{background:#2866a9}.lex-btn-secondary{background:#f2f4f7;color:#344054}.lex-btn-secondary:hover:not(:disabled){background:#e4e7ec}.lex-btn-secondary:disabled{opacity:.4;cursor:not-allowed}.lex-btn-submit{background:#12b76a;color:#fff}.lex-btn-submit:hover{background:#0e9a59}.lex-dot-nav{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;padding:4px 0}.lex-dot{width:28px;height:28px;border-radius:50%;border:2px solid #e4e7ec;background:#fff;cursor:pointer;font-size:10px;color:#667085;font-weight:600;transition:all .15s;display:flex;align-items:center;justify-content:center}.lex-dot-answered{background:#eff4ff;border-color:#2866a9;color:#2866a9}.lex-dot-active{background:#182b49!important;border-color:#182b49!important;color:#fff!important}.lex-result-card{padding:36px 32px;background:#fff;border:1px solid #e4e7ec;border-radius:16px;text-align:center}.lex-result-badge{width:96px;height:96px;border-radius:50%;color:#fff;font-size:36px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;box-shadow:0 8px 24px #00000024}.lex-result-card h1{margin:0 0 6px;color:#182b49;font-size:26px}.lex-result-title{margin:0 0 28px;color:#667085;font-size:14px}.lex-result-stats{display:flex;justify-content:center;gap:40px;padding:20px 0;border-top:1px solid #f2f4f7;border-bottom:1px solid #f2f4f7;margin-bottom:28px}.lex-stat{display:flex;flex-direction:column;gap:4px}.lex-stat-value{font-size:28px;font-weight:700;color:#182b49}.lex-stat-label{font-size:12px;color:#667085;font-weight:500}.lex-review{text-align:left;margin-bottom:28px}.lex-review h2{color:#182b49;font-size:17px;margin:0 0 16px}.lex-review-item{padding:16px;border-radius:10px;margin-bottom:12px;border:1.5px solid}.lex-correct{background:#f0fdf6;border-color:#12b76a}.lex-wrong{background:#fff5f5;border-color:#f04438}.lex-review-q{display:flex;gap:10px;align-items:flex-start;margin:0 0 12px;font-size:14px;color:#182b49;font-weight:500;line-height:1.6}.lex-q-num{flex-shrink:0;width:24px;height:24px;background:#182b49;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700}.lex-review-opts{display:flex;flex-direction:column;gap:6px}.lex-opt-review{display:flex;align-items:center;gap:8px;padding:8px 12px;background:#fff;border:1px solid #e4e7ec;border-radius:7px;font-size:13px;color:#344054}.lex-opt-key{flex-shrink:0;width:22px;height:22px;background:#e4e7ec;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:#344054}.lex-opt-correct{background:#f0fdf6;border-color:#12b76a}.lex-opt-correct .lex-opt-key{background:#12b76a;color:#fff}.lex-opt-wrong{background:#fff5f5;border-color:#f04438}.lex-opt-wrong .lex-opt-key{background:#f04438;color:#fff}.lex-not-answered{margin:8px 0 0;font-size:12px;color:#f04438;font-style:italic}@media (max-width: 600px){.lex-question-card{padding:18px}.lex-result-card{padding:24px 16px}.lex-result-stats{gap:24px}.lex-nav{flex-direction:column}.lex-btn-primary,.lex-btn-secondary,.lex-btn-submit{justify-content:center}}.prof-page{padding:24px 0;max-width:700px;display:flex;flex-direction:column;gap:24px}.prof-hero{position:relative;overflow:hidden;display:flex;align-items:center;gap:20px;padding:20px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.prof-avatar{width:100%;height:100%;background:#eff4ff;border:1px solid #9fc3e9;color:#2866a9;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;overflow:hidden}.prof-hero-name{margin:0;font-size:24px;color:#0d1c2f}.prof-hero-role{font-size:13px;font-weight:600;color:#2866a9;background:#eff4ff;padding:4px 10px;border-radius:99px;width:fit-content;margin-bottom:4px}.prof-value{margin:0;font-size:15px;color:#1e2d3d;font-weight:500}.prof-pw-form{display:flex;flex-direction:column;gap:16px}.pgd-page{padding-top:24px;display:flex;flex-direction:column;gap:24px}.pgd-hero p{margin:0 0 6px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.pgd-hero h1{margin:0;color:#0d1c2f;font-size:28px;line-height:36px}.pgd-hero span{display:block;margin-top:6px;color:#667085;font-size:15px;line-height:23px}.lecturer-dashboard{display:flex;flex-direction:column;gap:28px;padding-top:28px}.lecturer-header{position:relative;overflow:hidden;padding:18px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.lecturer-header:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.lecturer-eyebrow{margin:0 0 6px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.lecturer-header h1{margin:0;color:#0d1c2f;font-size:28px;line-height:36px;font-weight:700;letter-spacing:-.02em}.lecturer-header .lecturer-description{max-width:650px;margin:8px 0 0;color:#667085;font-size:15px;line-height:23px}.lecturer-primary-button,.lecturer-secondary-button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-family:inherit;font-size:13px;font-weight:600}.lecturer-primary-button{min-width:145px;height:42px;padding:0 16px;border-radius:7px;background:#286fbd;color:#fff}.lecturer-primary-button:hover{background:#1d5eaa}.lecturer-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.lecturer-stat-card{padding:22px;border:1px solid #e4e7ec;border-radius:11px;background:#fff}.lecturer-stat-label{color:#667085;font-size:13px;font-weight:600}.lecturer-stat-value{margin-top:10px;color:#182b49;font-size:30px;line-height:36px;font-weight:700}.lecturer-stat-description{margin-top:4px;color:#98a2b3;font-size:12px}.lecturer-content-section{border:1px solid #e4e7ec;border-radius:11px;background:#fff}.lecturer-section-header{display:flex;align-items:center;justify-content:space-between;padding:22px 24px;border-bottom:1px solid #eaecf0}.lecturer-section-header h2{margin:0;color:#182b49;font-size:18px;line-height:26px}.lecturer-section-header p{margin:4px 0 0;color:#667085;font-size:13px}.lecturer-view-link{color:#2866a9;font-size:13px;font-weight:600;text-decoration:none}.lecturer-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:280px;padding:40px 24px;text-align:center}.lecturer-empty-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;margin-bottom:14px;border-radius:50%;background:#edf3fa;color:#286fbd;font-size:24px;font-weight:400}.lecturer-empty h3{margin:0;color:#344054;font-size:15px}.lecturer-empty p{max-width:400px;margin:7px 0 18px;color:#667085;font-size:13px;line-height:21px}.lecturer-secondary-button{height:38px;padding:0 15px;border:1px solid #d0d5dd;border-radius:7px;background:#fff;color:#344054}.lecturer-secondary-button:hover{background:#f9fafb}@media (max-width: 768px){.lecturer-header{padding:14px 20px 16px 24px;border-radius:12px}.lecturer-header h1{font-size:22px;line-height:30px}.lecturer-primary-button{width:100%}.lecturer-stat-grid{grid-template-columns:1fr}.lecturer-section-header{align-items:flex-start;flex-direction:column;gap:12px}}.lecturer-material-list{display:flex;flex-direction:column}.lecturer-material-item{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 24px;border-bottom:1px solid #eaecf0;color:inherit;text-decoration:none;transition:background .2s ease}.lecturer-material-item:last-child{border-bottom:none}.lecturer-material-item:hover{background:#f8fafc}.lecturer-material-item>div{min-width:0}.lecturer-material-item span{display:inline-flex;align-items:center;min-height:24px;padding:0 8px;margin-bottom:8px;border-radius:6px;background:#edf3fa;color:#2866a9;font-size:11px;font-weight:700}.lecturer-material-item h3{margin:0;color:#182b49;font-size:15px;line-height:22px;font-weight:650}.lecturer-material-item p{max-width:700px;margin:4px 0 0;overflow:hidden;color:#667085;font-size:13px;line-height:21px;text-overflow:ellipsis;white-space:nowrap}.lecturer-material-item strong{flex-shrink:0;color:#2866a9;font-size:12px;font-weight:600}.lecturer-dashboard-error{padding:14px 16px;border:1px solid #fecdca;border-radius:8px;background:#fef3f2;color:#b42318;font-size:13px;line-height:20px}@media (max-width: 768px){.lecturer-material-item{align-items:flex-start;flex-direction:column;gap:12px;padding:18px}.lecturer-material-item p{white-space:normal}}.lecturer-materials,.lecturer-materials *{box-sizing:border-box}.lecturer-materials{display:flex;flex-direction:column;gap:28px;padding-top:28px}.materials-header{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.materials-header:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.materials-eyebrow{margin:0 0 6px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.materials-header h1{margin:0;color:#0d1c2f;font-size:28px;line-height:36px;font-weight:700;letter-spacing:-.02em}.materials-description{max-width:650px;margin:8px 0 0;color:#667085;font-size:15px;line-height:23px}.materials-add-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border:none;border-radius:10px;background:#182b49;color:#fff;text-decoration:none;font-size:13px;font-weight:600;white-space:nowrap;transition:background .2s ease}.materials-add-button:hover{background:#2866a9}.materials-content{width:100%}.materials-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.material-item{display:block;padding:22px;border:1px solid #e2e8f0;border-radius:16px;background:#fff;color:inherit;text-decoration:none;box-shadow:0 4px 18px #0f172a0a;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.material-item:hover{transform:translateY(-2px);border-color:#bfdbfe;box-shadow:0 8px 24px #0f172a14}.material-item-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.material-chapter{display:inline-flex;align-items:center;min-height:26px;padding:0 9px;border-radius:7px;background:#eff6ff;color:#2563eb;font-size:11px;font-weight:700}.material-status{color:#15803d;font-size:11px;font-weight:600}.material-item h3{margin:0 0 9px;color:#172033;font-size:19px;font-weight:650;line-height:1.35}.material-item p{min-height:48px;margin:0;color:#64748b;font-size:13px;line-height:1.65}.material-item-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:20px;padding-top:15px;border-top:1px solid #eef2f7}.material-item-footer span:first-child{overflow:hidden;color:#64748b;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.material-item-footer span:last-child{color:#2563eb;font-size:11px;font-weight:700;white-space:nowrap}.materials-empty{width:100%;padding:64px 24px;border:1px dashed #cbd5e1;border-radius:16px;background:#fff;text-align:center}.materials-empty-icon{display:flex;align-items:center;justify-content:center;width:46px;height:46px;margin:0 auto 18px;border-radius:12px;background:#eff6ff;color:#2563eb;font-size:24px;font-weight:400}.materials-empty h2{margin:0 0 8px;color:#172033;font-size:20px;line-height:1.35}.materials-empty p{max-width:440px;margin:0 auto 22px;color:#64748b;font-size:14px;line-height:1.65}.materials-empty-button{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 17px;border-radius:9px;background:#2563eb;color:#fff;text-decoration:none;font-size:13px;font-weight:600}.materials-empty-button:hover{background:#1d4ed8}@media (max-width: 800px){.materials-list{grid-template-columns:1fr}}@media (max-width: 640px){.lecturer-materials{width:100%;max-width:100%;padding:8px 0 30px;overflow-x:hidden}.materials-header{width:100%;flex-direction:column;align-items:stretch;gap:16px;padding:16px 20px 18px 24px;border-radius:12px}.materials-header h1{font-size:22px;line-height:30px}.materials-header p{font-size:13px}.materials-add-button{width:100%;max-width:100%;min-height:44px}.materials-list{width:100%;grid-template-columns:1fr;gap:14px}.material-item-wrapper{width:100%;max-width:100%;gap:8px}.material-item-wrapper .material-item{min-width:0}.material-item{width:100%;padding:16px;border-radius:14px}.material-item-image{height:150px;margin-bottom:16px}.material-item-top{align-items:flex-start;gap:8px;margin-bottom:14px}.material-item h3{font-size:18px;overflow-wrap:anywhere}.material-item p{min-height:auto;font-size:13px}.material-item-footer{align-items:flex-start;flex-direction:column;gap:8px;margin-top:16px;padding-top:13px}.material-item-footer span:first-child{max-width:100%}.material-delete-icon{width:38px;height:38px;flex:0 0 38px}}.material-item-wrapper{position:relative;display:flex;align-items:center;gap:12px}.material-item-wrapper .material-item{flex:1}.material-delete-icon{width:40px;height:40px;flex:0 0 40px;display:flex;align-items:center;justify-content:center;border:1px solid #e5e7eb;border-radius:8px;background:#fff;color:#dc2626;cursor:pointer;transition:all .2s ease}.material-delete-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.material-delete-icon:hover{background:#fef2f2;border-color:#fecaca;color:#b91c1c}.material-item-image{width:100%;height:180px;overflow:hidden;border-radius:12px 12px 0 0;margin-bottom:18px}.material-item-image img{width:100%;height:100%;display:block;object-fit:cover}.add-material-page{display:flex;flex-direction:column;gap:28px;padding-top:28px}.add-material-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}.add-material-header span{color:#2866a9;font-size:12px;font-weight:700;letter-spacing:1.4px}.add-material-header h1{margin:7px 0 0;color:#182b49;font-size:30px;line-height:40px}.add-material-header p{margin:7px 0 0;color:#667085;font-size:14px}.add-material-back{color:#2866a9;font-size:13px;font-weight:600;text-decoration:none}.add-material-form{display:flex;flex-direction:column;gap:18px}.form-section{padding:24px;border:1px solid #e4e7ec;border-radius:11px;background:#fff}.form-section h2{margin:0 0 20px;color:#182b49;font-size:17px}.section-description{margin:-12px 0 18px;color:#667085;font-size:13px}.form-field{display:flex;flex-direction:column;gap:7px;margin-bottom:17px}.form-field:last-child{margin-bottom:0}.form-field label{color:#344054;font-size:13px;font-weight:600}.form-field input,.form-field textarea{width:100%;border:1px solid #d0d5dd;border-radius:7px;outline:none;background:#fff;color:#182b49;font-family:inherit;font-size:13px}.form-field input{height:44px;padding:0 13px}.form-field textarea{min-height:100px;padding:12px 13px;resize:vertical}.form-field input:focus,.form-field textarea:focus{border-color:#5d8fd8;box-shadow:0 0 0 3px #5d8fd81f}.file-upload{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:170px;padding:24px;border:1.5px dashed #b8c5d6;border-radius:9px;background:#f9fbfd;text-align:center;cursor:pointer}.file-upload:hover{border-color:#5d8fd8;background:#f5f9fd}.file-upload input{display:none}.file-upload-title{color:#2866a9;font-size:14px;font-weight:600}.file-upload-description{margin-top:5px;color:#98a2b3;font-size:12px}.selected-file{margin-top:12px;color:#344054;font-size:12px;font-weight:600}.add-material-actions{display:flex;justify-content:flex-end;gap:10px}.cancel-button,.save-button{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 17px;border-radius:7px;font-family:inherit;font-size:13px;font-weight:600;text-decoration:none;cursor:pointer}.cancel-button{border:1px solid #d0d5dd;background:#fff;color:#344054}.save-button{border:0;background:#286fbd;color:#fff}.save-button:hover{background:#1d5eaa}@media (max-width: 768px){.add-material-header{flex-direction:column}.add-material-actions{flex-direction:column-reverse}.cancel-button,.save-button{width:100%}}.add-video-page{width:100%!important;max-width:none!important;margin:0!important;padding:32px 48px 60px!important;box-sizing:border-box}.add-video-back{display:inline-flex;align-items:center;margin:0 0 18px;padding:0;border:none;background:transparent;color:#52627a;font-size:14px;font-weight:500;cursor:pointer}.add-video-back:hover{color:#1f5eff}.add-video-header{width:100%;margin-bottom:28px}.add-video-header p{margin:0 0 8px;color:#1f5eff;font-size:12px;font-weight:700;letter-spacing:.08em}.add-video-header h1{margin:0 0 8px;color:#172033;font-size:32px;line-height:1.2;font-weight:700}.add-video-header span{display:block;color:#68758a;font-size:15px;line-height:1.6}.add-video-form{width:100%!important;max-width:900px!important;margin:0!important;padding:32px!important;box-sizing:border-box;background:#fff;border:1px solid #e2e7ef;border-radius:14px;box-shadow:0 4px 16px #1420320a}.add-video-error{margin-bottom:24px;padding:12px 14px;border:1px solid #f1b8b8;border-radius:8px;background:#fff5f5;color:#b42318;font-size:14px;line-height:1.5}.add-video-field{width:100%;margin-bottom:22px}.add-video-field label{display:block;margin-bottom:8px;color:#263247;font-size:14px;font-weight:600}.add-video-field input[type=text],.add-video-field input[type=url],.add-video-field select{display:block;width:100%!important;height:46px;padding:0 13px;box-sizing:border-box;border:1px solid #cfd6e2;border-radius:8px;background:#fff;color:#1f2937;font-family:inherit;font-size:14px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}.add-video-field input[type=text]:focus,.add-video-field input[type=url]:focus,.add-video-field select:focus{border-color:#1f5eff;box-shadow:0 0 0 3px #1f5eff1a}.add-video-field input::placeholder{color:#9aa5b5}.add-video-field input[type=file]{display:block;width:100%!important;min-height:46px;padding:10px 12px;box-sizing:border-box;border:1px solid #cfd6e2;border-radius:8px;background:#fff;color:#475467;font-family:inherit;font-size:14px;cursor:pointer}.add-video-field small{display:block;margin-top:8px;color:#7b8798;font-size:12px;line-height:1.5}.selected-video-file{margin-top:10px;padding:10px 12px;border:1px solid #dce3ed;border-radius:8px;background:#f7f9fc;color:#344054;font-size:13px;line-height:1.5;word-break:break-word}.add-video-actions{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-top:30px;padding-top:24px;border-top:1px solid #edf0f5}.cancel-button,.save-button{height:42px;padding:0 18px;border-radius:8px;font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;transition:background-color .2s ease,border-color .2s ease,color .2s ease,opacity .2s ease}.cancel-button{border:1px solid #cfd6e2;background:#fff;color:#475467}.cancel-button:hover:not(:disabled){background:#f7f9fc;border-color:#b8c1cf}.save-button{border:1px solid #1f5eff;background:#1f5eff;color:#fff}.save-button:hover:not(:disabled){background:#174ed6;border-color:#174ed6}.cancel-button:disabled,.save-button:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 900px){.add-video-page{padding:28px 24px 50px!important}.add-video-form{max-width:100%!important}}@media (max-width: 600px){.add-video-page{padding:22px 16px 40px!important}.add-video-header h1{font-size:26px}.add-video-form{padding:22px 18px!important;border-radius:12px}.add-video-actions{flex-direction:column-reverse;align-items:stretch}.cancel-button,.save-button{width:100%}}.material-detail-page{width:100%;padding:24px 0;display:flex;flex-direction:column;box-sizing:border-box}.material-detail-header{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 28px 20px 34px;margin-bottom:28px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.material-detail-header:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.material-detail-eyebrow{margin:0 0 6px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.material-detail-header h1{margin:0;color:#0d1c2f;font-size:28px;line-height:36px;font-weight:700;letter-spacing:-.02em;overflow-wrap:anywhere}.material-detail-header p{margin:6px 0 0;color:#667085;font-size:15px;line-height:23px}.material-detail-header .material-detail-back{border-color:#dbe2ea;background:#fff;color:#334155}.material-detail-header .material-detail-back:hover{background:#f8fafc;border-color:#cbd5e1;color:#1e293b}.material-detail-back{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 18px;border:1px solid #dbe2ea;border-radius:10px;background:#fff;color:#334155;text-decoration:none;font-size:14px;font-weight:600;white-space:nowrap;box-sizing:border-box}.material-detail-back:hover{background:#f8fafc}.material-detail-content{display:flex;flex-direction:column;gap:20px;width:100%;min-width:0}.material-info-card,.material-section{width:100%;padding:24px;border:1px solid #e2e8f0;border-radius:16px;background:#fff;box-shadow:0 4px 18px #0f172a0a;box-sizing:border-box;min-width:0}.material-info-header,.material-section-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;min-width:0}.material-info-header>div,.material-section-header>div{min-width:0}.material-info-header>div>span,.material-section-header>div>span{display:block;margin-bottom:7px;color:#64748b;font-size:11px;font-weight:700;letter-spacing:.08em}.material-info-header h2,.material-section-header h2{margin:0;color:#172033;font-size:20px;line-height:1.35;font-weight:700;overflow-wrap:anywhere}.material-chapter{flex-shrink:0;padding:7px 11px;border-radius:8px;background:#eff6ff;color:#2563eb!important;font-size:12px!important;line-height:1.3;letter-spacing:0!important;white-space:nowrap}.material-description{margin:18px 0 0;color:#64748b;font-size:14px;line-height:1.7;overflow-wrap:anywhere}.material-files{display:flex;flex-direction:column;gap:10px;margin-top:20px}.material-file-card{width:100%;padding:16px;border:1px solid #e2e8f0;border-radius:12px;background:#f8fafc;box-sizing:border-box;min-width:0;display:flex;flex-direction:column}.material-file-info{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0}.material-file-card strong{color:#172033;font-size:14px;line-height:1.5;font-weight:600;overflow-wrap:anywhere}.material-file-card span{flex-shrink:0;color:#64748b;font-size:11px;font-weight:700}.material-action-button{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 16px;border:0;border-radius:9px;background:#2563eb;color:#fff;text-decoration:none;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;box-sizing:border-box}.material-action-button:hover{background:#1d4ed8}.material-action-button:disabled{opacity:.5;cursor:not-allowed}.material-videos{display:flex;flex-direction:column;gap:16px;margin-top:20px;min-width:0}.material-video-card{width:100%;padding:16px;border:1px solid #e2e8f0;border-radius:14px;background:#f8fafc;box-sizing:border-box;min-width:0;overflow:hidden}.material-video-header{margin-bottom:14px;min-width:0}.material-video-header>div{min-width:0}.material-video-header span{display:block;margin-bottom:6px;color:#64748b;font-size:10px;line-height:1.3;font-weight:700;letter-spacing:.08em}.material-video-header h3{margin:0;color:#172033;font-size:16px;line-height:1.4;font-weight:700;overflow-wrap:anywhere}.material-video-player{position:relative;width:100%;max-width:640px;margin:0 auto;aspect-ratio:16 / 9;overflow:hidden;border-radius:10px;background:#0f172a}.material-video-player iframe,.material-video-player video{display:block;width:100%;height:100%;border:0;object-fit:contain}.material-video-url{display:flex;align-items:center;justify-content:center;width:100%;height:100%;padding:20px;box-sizing:border-box;text-align:center}.material-video-url a{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 18px;border-radius:8px;background:#2563eb;color:#fff;text-decoration:none;font-size:13px;font-weight:600}.material-video-url a:hover{background:#1d4ed8}.material-video-file{margin:10px 0 0;color:#64748b;font-size:12px;line-height:1.5;overflow-wrap:anywhere}.material-empty{margin-top:18px;padding:24px;border:1px dashed #cbd5e1;border-radius:12px;color:#64748b;background:#f8fafc;text-align:center;font-size:14px;line-height:1.5;box-sizing:border-box}.material-detail-state{padding:80px 20px;color:#64748b;text-align:center}.material-detail-error{margin-bottom:16px;padding:14px 16px;border:1px solid #fecaca;border-radius:10px;background:#fef2f2;color:#b91c1c;font-size:14px;line-height:1.5;box-sizing:border-box}@media (max-width: 900px){.material-detail-page{padding:28px 0 40px}.material-detail-header h1{font-size:27px}.material-info-card,.material-section{padding:20px}}@media (max-width: 700px){.material-detail-page{padding:20px 0 32px}.material-detail-header{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:20px;padding:16px 20px 18px 24px;border-radius:12px}.material-detail-header h1{font-size:22px;line-height:30px}.material-detail-header p{margin-top:6px;font-size:13px}.material-detail-back{min-height:38px;padding:0 14px;font-size:13px}.material-detail-content{gap:14px}.material-info-card,.material-section{padding:16px;border-radius:13px}.material-info-header,.material-section-header{flex-direction:column;align-items:stretch;gap:14px}.material-info-header h2,.material-section-header h2{font-size:18px}.material-chapter{align-self:flex-start}.material-description{margin-top:14px;font-size:13px;line-height:1.65}.material-action-button{width:100%;min-height:40px}.material-files{margin-top:14px}.material-file-card{padding:13px}.material-file-info{align-items:flex-start;flex-direction:column;gap:7px}.material-file-card strong{font-size:13px}.material-videos{margin-top:14px;gap:12px}.material-video-card{padding:12px;border-radius:11px}.material-video-header{margin-bottom:11px}.material-video-header h3{font-size:14px}.material-video-player{border-radius:8px}.material-video-file{font-size:11px}.material-empty{margin-top:14px;padding:20px 14px;font-size:13px}}@media (max-width: 420px){.material-detail-page{padding:16px 0 28px}.material-info-card,.material-section{padding:14px;border-radius:12px}.material-detail-header h1{font-size:22px}.material-info-header h2,.material-section-header h2{font-size:17px}.material-video-card{padding:10px}.material-video-player{border-radius:7px}}.material-file-actions,.material-video-actions{display:flex;justify-content:flex-end;margin-top:12px}.material-delete-button{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:0 14px;border:1px solid #fca5a5;border-radius:8px;background:#fff;color:#b91c1c;font-family:inherit;font-size:12px;font-weight:600;cursor:pointer;box-sizing:border-box}.material-delete-button:hover{background:#fef2f2;border-color:#f87171}.material-delete-button:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 700px){.material-file-actions,.material-video-actions{justify-content:stretch}.material-delete-button{width:100%}}.confirm-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;background:#0f172a73;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);box-sizing:border-box}.confirm-modal{width:100%;max-width:440px;border:1px solid #e2e8f0;border-radius:16px;background:#fff;box-shadow:0 20px 50px #0f172a2e;overflow:hidden}.confirm-modal-content{padding:24px}.confirm-modal-label{display:block;margin-bottom:8px;color:#64748b;font-size:10px;font-weight:700;letter-spacing:.08em}.confirm-modal-content h2{margin:0;color:#172033;font-size:20px;line-height:1.35}.confirm-modal-content p{margin:12px 0 0;color:#475569;font-size:14px;line-height:1.6}.confirm-modal-warning{color:#b91c1c!important;font-size:13px!important}.confirm-modal-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:16px 24px;border-top:1px solid #e2e8f0;background:#f8fafc}.confirm-modal-cancel,.confirm-modal-delete{min-height:38px;padding:0 16px;border-radius:8px;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer}.confirm-modal-cancel{border:1px solid #dbe2ea;background:#fff;color:#334155}.confirm-modal-cancel:hover{background:#f8fafc}.confirm-modal-delete{border:1px solid #dc2626;background:#dc2626;color:#fff}.confirm-modal-delete:hover{border-color:#b91c1c;background:#b91c1c}.confirm-modal-cancel:disabled,.confirm-modal-delete:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 480px){.confirm-modal-overlay{align-items:flex-end;padding:12px}.confirm-modal{max-width:none;border-radius:14px}.confirm-modal-content{padding:20px}.confirm-modal-actions{padding:14px 20px}.confirm-modal-cancel,.confirm-modal-delete{flex:1}}.confirm-modal-content input[type=file]{width:100%;margin-top:16px;padding:12px;border:1px solid #dbe2ea;border-radius:10px;background:#f8fafc;color:#334155;font-family:inherit;font-size:13px;cursor:pointer;box-sizing:border-box}.confirm-modal-content input[type=file]:hover{border-color:#2563eb;background:#fff}.confirm-modal-content input[type=file]::file-selector-button{margin-right:12px;padding:8px 12px;border:0;border-radius:7px;background:#2563eb;color:#fff;font-family:inherit;font-size:12px;font-weight:600;cursor:pointer}.confirm-modal-content input[type=file]::file-selector-button:hover{background:#1d4ed8}.confirm-modal-content>p:last-child{margin-top:12px;padding:10px 12px;border-radius:8px;background:#f1f5f9;color:#475569;font-size:13px;line-height:1.5;word-break:break-word}.confirm-modal-submit{min-height:40px;padding:0 18px;border:0;border-radius:9px;background:#2563eb;color:#fff;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer}.confirm-modal-submit:hover{background:#1d4ed8}.confirm-modal-submit:disabled{opacity:.5;cursor:not-allowed}.add-video-modal{width:min(760px,calc(100vw - 32px));max-height:90vh;overflow-y:auto;padding:0}.add-video-modal .add-video-form{width:100%;max-width:none;margin:0;border:none;border-radius:14px;box-shadow:none}.exercise-modal{width:100%;max-width:620px}.exercise-form{display:flex;flex-direction:column;gap:20px;margin-top:24px}.exercise-form-field{display:flex;flex-direction:column;gap:8px}.exercise-form-field label{font-size:14px;font-weight:600}.exercise-form-field input,.exercise-form-field textarea{width:100%;box-sizing:border-box;padding:12px 14px;border:1px solid #d9d9d9;border-radius:8px;font-family:inherit;font-size:14px;outline:none;transition:border-color .2s ease}.exercise-form-field input:focus,.exercise-form-field textarea:focus{border-color:#222}.exercise-form-field textarea{resize:vertical;min-height:100px}.exercise-file-upload{display:flex;flex-direction:column;gap:10px;padding:16px;border:1px dashed #cfcfcf;border-radius:8px;background:#fafafa}.exercise-file-upload input[type=file]{width:100%;padding:0;border:0;background:transparent;font-size:14px}.exercise-file-info strong{font-size:14px;font-weight:600;word-break:break-word}.exercise-file-info span{font-size:12px;color:#777}.exercise-form-error{margin-top:16px;padding:10px 12px;border-radius:6px;background:#fff1f1;color:#b42318;font-size:13px}.exercise-detail-page{min-height:100vh;background:#f7f8fa;padding:32px}.exercise-detail-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:28px}.exercise-detail-header-content{min-width:0}.exercise-detail-header-label{display:block;margin-bottom:8px;color:#6b7280;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.exercise-detail-header h1{margin:0;color:#111827;font-size:30px;line-height:1.25;font-weight:700}.exercise-detail-header p{margin:8px 0 0;color:#6b7280;font-size:14px}.exercise-detail-back{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 16px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#374151;font-size:14px;font-weight:600;text-decoration:none;transition:background-color .2s ease,border-color .2s ease,color .2s ease}.exercise-detail-back:hover{background:#f3f4f6;border-color:#9ca3af;color:#111827}.exercise-detail-content{display:flex;flex-direction:column;gap:20px}.exercise-info-card{padding:24px;border:1px solid #e5e7eb;border-radius:12px;background:#fff}.exercise-info-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:18px}.exercise-info-label{display:block;margin-bottom:8px;color:#6b7280;font-size:11px;font-weight:700;letter-spacing:.08em}.exercise-info-header h2{margin:0;color:#111827;font-size:22px;line-height:1.35;font-weight:700}.exercise-question-count{flex-shrink:0;padding:8px 12px;border-radius:7px;background:#f3f4f6;color:#374151;font-size:13px;font-weight:600}.exercise-description{margin:0;color:#4b5563;font-size:14px;line-height:1.7;white-space:pre-wrap}.exercise-section{padding:24px;border:1px solid #e5e7eb;border-radius:12px;background:#fff}.exercise-section-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px}.exercise-section-label{display:block;margin-bottom:7px;color:#6b7280;font-size:11px;font-weight:700;letter-spacing:.08em}.exercise-section-header h2{margin:0;color:#111827;font-size:19px;line-height:1.4;font-weight:700}.exercise-section-description{margin:6px 0 0;color:#6b7280;font-size:13px;line-height:1.6}.exercise-document-card{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px;border:1px solid #e5e7eb;border-radius:10px;background:#fafafa}.exercise-document-info{min-width:0}.exercise-document-name{display:block;margin-bottom:6px;overflow:hidden;color:#111827;font-size:14px;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.exercise-document-meta{display:flex;flex-wrap:wrap;gap:8px 16px;color:#6b7280;font-size:12px}.exercise-document-status{flex-shrink:0;padding:7px 10px;border-radius:6px;background:#ecfdf5;color:#047857;font-size:12px;font-weight:600}.exercise-empty{padding:36px 24px;border:1px dashed #d1d5db;border-radius:10px;background:#fafafa;color:#6b7280;font-size:14px;line-height:1.6;text-align:center}.exercise-question-list{display:flex;flex-direction:column;gap:16px}.exercise-question-card{padding:20px;border:1px solid #e5e7eb;border-radius:10px;background:#fff}.exercise-question-number{display:inline-flex;align-items:center;justify-content:center;min-width:32px;height:28px;margin-bottom:12px;padding:0 8px;border-radius:6px;background:#f3f4f6;color:#374151;font-size:12px;font-weight:700}.exercise-question-text{margin:0;color:#111827;font-size:14px;line-height:1.7;font-weight:500}.exercise-question-options{display:flex;flex-direction:column;gap:8px;margin-top:16px}.exercise-question-option{width:100%;padding:11px 13px;border:1px solid #e5e7eb;border-radius:7px;background:#fafafa;color:#4b5563;cursor:pointer;font-family:inherit;font-size:13px;line-height:1.5;text-align:left;transition:border-color .2s ease,background-color .2s ease}.exercise-question-option:hover:not(:disabled){border-color:#9ca3af;background:#f3f4f6}.exercise-question-option:disabled{cursor:wait;opacity:.7}.exercise-question-option.correct{border-color:#a7f3d0;background:#ecfdf5;color:#047857}.exercise-question-explanation{margin:16px 0 0;padding-top:14px;border-top:1px solid #e5e7eb;color:#6b7280;font-size:13px;line-height:1.6}.exercise-error{margin-bottom:20px;padding:13px 16px;border:1px solid #fecaca;border-radius:8px;background:#fef2f2;color:#b91c1c;font-size:13px;line-height:1.5}.exercise-loading{display:flex;align-items:center;justify-content:center;min-height:300px;color:#6b7280;font-size:14px}.exercise-modal{width:min(620px,calc(100vw - 32px));max-height:calc(100vh - 48px);overflow-y:auto}.exercise-form{display:flex;flex-direction:column;gap:18px;margin-top:22px}.exercise-form-field{display:flex;flex-direction:column;gap:7px}.exercise-form-field label{color:#374151;font-size:13px;font-weight:600}.exercise-form-field input[type=text],.exercise-form-field textarea{width:100%;box-sizing:border-box;padding:11px 13px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#111827;font-family:inherit;font-size:14px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}.exercise-form-field input[type=text]:focus,.exercise-form-field textarea:focus{border-color:#6b7280;box-shadow:0 0 0 3px #6b72801f}.exercise-form-field textarea{min-height:110px;resize:vertical}.exercise-file-upload{display:flex;flex-direction:column;gap:10px;padding:16px;border:1px dashed #cbd5e1;border-radius:9px;background:#f8fafc}.exercise-file-upload input[type=file]{width:100%;color:#374151;font-family:inherit;font-size:13px}.exercise-file-info{display:flex;flex-direction:column;gap:4px}.exercise-file-info strong{overflow:hidden;color:#374151;font-size:13px;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.exercise-file-info span{color:#6b7280;font-size:12px}.exercise-form-error{margin-top:16px;padding:11px 13px;border:1px solid #fecaca;border-radius:7px;background:#fef2f2;color:#b91c1c;font-size:13px;line-height:1.5}@media (max-width: 768px){.exercise-detail-page{padding:20px 16px}.exercise-detail-header{flex-direction:column}.exercise-detail-header h1{font-size:24px}.exercise-detail-back{width:100%}.exercise-info-header{flex-direction:column}.exercise-question-count{align-self:flex-start}.exercise-document-card{flex-direction:column;align-items:flex-start}.exercise-document-status{align-self:flex-start}.exercise-section,.exercise-info-card{padding:18px}}.exercise-correct-answer-status{margin:12px 0 0;color:#4b5563;font-size:13px;line-height:1.5}.exercise-action-error{margin:0 0 16px;padding:11px 13px;border:1px solid #fecaca;border-radius:7px;background:#fef2f2;color:#b91c1c;font-size:13px;line-height:1.5}.exercise-management-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:4px 0 18px}.exercise-publication-status{padding:7px 10px;border-radius:999px;font-size:12px;font-weight:700}.exercise-publication-status.draft{background:#fef3c7;color:#92400e}.exercise-publication-status.published{background:#dcfce7;color:#166534}.exercise-secondary-button,.exercise-publication-button{padding:9px 13px;border-radius:7px;cursor:pointer;font:inherit;font-size:13px;font-weight:600}.exercise-secondary-button{border:1px solid #d1d5db;background:#fff;color:#374151}.exercise-publication-button{border:1px solid #0d1c2f;background:#0d1c2f;color:#fff}.exercise-secondary-button:disabled,.exercise-publication-button:disabled{cursor:wait;opacity:.7}.exercise-edit-form{display:flex;flex-direction:column;gap:8px}.exercise-edit-form label{color:#374151;font-size:13px;font-weight:600}.exercise-edit-form input,.exercise-edit-form textarea{box-sizing:border-box;width:100%;padding:10px 12px;border:1px solid #d1d5db;border-radius:7px;color:#111827;font:inherit}.exercise-edit-form textarea{resize:vertical}.exercise-answer-progress{margin:0 0 16px;color:#4b5563;font-size:13px;font-weight:600}.exercise-reparse-button{margin-top:16px;padding:9px 13px;border:0;border-radius:7px;background:#374151;color:#fff;cursor:pointer;font:inherit;font-size:13px;font-weight:600}.exercise-reparse-button:disabled{cursor:wait;opacity:.7}.exercise-attempt-count{padding:6px 12px;background:#eff4ff;color:#2866a9;font-size:13px;font-weight:600;border-radius:99px}.exercise-attempts-table-container{overflow-x:auto;border:1px solid #e4e7ec;border-radius:10px;background:#fff}.exercise-attempts-table{width:100%;border-collapse:collapse;text-align:left}.exercise-attempts-table th{background:#f9fafb;padding:12px 16px;font-size:12px;font-weight:600;color:#667085;border-bottom:1px solid #e4e7ec;text-transform:uppercase;letter-spacing:.05em}.exercise-attempts-table td{padding:16px;border-bottom:1px solid #f2f4f7;vertical-align:middle}.exercise-attempts-table tbody tr:last-child td{border-bottom:none}.exercise-attempts-table tbody tr:hover{background:#fcfcfd}.attempt-student{display:flex;flex-direction:column;gap:2px}.attempt-name{font-size:14px;font-weight:600;color:#182b49}.attempt-email{font-size:12px;color:#667085}.attempt-score{display:inline-flex;align-items:center;justify-content:center;min-width:44px;padding:4px 8px;border-radius:6px;font-size:14px;font-weight:700}.score-high{background:#ecfdf3;color:#027a48}.score-med{background:#fffaeb;color:#b54708}.score-low{background:#fef3f2;color:#b42318}.attempt-stats{font-size:13px;font-weight:600}.stat-correct{color:#027a48}.stat-wrong{color:#b42318}.attempt-date{font-size:13px;color:#667085}.penilaian-page{padding:24px 0;display:flex;flex-direction:column;gap:24px}.penilaian-state{padding:60px;text-align:center;color:#667085}.penilaian-state.error{color:#f04438}.penilaian-header{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.penilaian-header:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.penilaian-eyebrow{margin:0 0 6px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.penilaian-header h1{margin:0;color:#0d1c2f;font-size:28px;line-height:36px;font-weight:700;letter-spacing:-.02em}.penilaian-description{max-width:650px;margin:8px 0 0;color:#667085;font-size:15px;line-height:23px}.penilaian-sidebar-toggle{display:none}.penilaian-layout{display:flex;gap:24px;align-items:flex-start}.penilaian-sidebar{width:300px;background:#fff;border:1px solid #e4e7ec;border-radius:12px;padding:16px;flex-shrink:0}.penilaian-sidebar-title{margin:0 0 16px;font-size:16px;color:#101828;padding-bottom:12px;border-bottom:1px solid #f2f4f7}.penilaian-material-item{margin-bottom:12px}.penilaian-material-toggle{width:100%;display:flex;justify-content:space-between;align-items:center;background:#f9fafb;border:1px solid #eaecf0;padding:10px 12px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;color:#344054;transition:background .2s}.penilaian-material-toggle:hover{background:#f2f4f7}.penilaian-exercise-list{margin-top:8px;padding-left:12px;display:flex;flex-direction:column;gap:6px;border-left:2px solid #eaecf0;margin-left:8px}.penilaian-exercise-btn{width:100%;text-align:left;background:none;border:none;padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .2s}.penilaian-exercise-btn:hover{background:#f9fafb}.penilaian-exercise-btn.active{background:#eff8ff;color:#175cd3}.penilaian-exercise-btn .exercise-title{font-size:13px;font-weight:500;color:#344054;margin-bottom:4px}.penilaian-exercise-btn.active .exercise-title{color:#175cd3}.penilaian-exercise-btn .exercise-stats{font-size:11px;color:#667085}.penilaian-empty,.penilaian-empty-exercises{font-size:13px;color:#98a2b3;padding:8px}.penilaian-content{flex:1;min-width:0}.penilaian-placeholder{background:#fff;border:1px dashed #d0d5dd;border-radius:12px;padding:60px 20px;text-align:center;color:#667085;font-size:14px}.penilaian-detail-card{background:#fff;border:1px solid #e4e7ec;border-radius:12px;overflow:hidden}.detail-header{padding:20px;border-bottom:1px solid #eaecf0}.detail-header h2{margin:0 0 4px;font-size:18px;color:#101828}.detail-header p{margin:0;font-size:14px;color:#667085}.table-responsive{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}.penilaian-table{width:100%;min-width:700px;border-collapse:collapse}.penilaian-table th,.penilaian-table td{padding:12px 20px;text-align:left;border-bottom:1px solid #eaecf0}.penilaian-table th{background:#f9fafb;font-size:12px;font-weight:600;color:#475467;text-transform:uppercase;letter-spacing:.05em}.penilaian-table td{font-size:14px;color:#344054}.penilaian-table tbody tr:hover{background:#f9fafb}.student-info{display:flex;flex-direction:column;gap:4px}.student-name{font-weight:500;color:#101828}.student-email{font-size:12px;color:#667085}.badge-status{display:inline-block;padding:2px 8px;border-radius:99px;font-size:12px;font-weight:500}.badge-status.completed{background:#ecfdf3;color:#027a48}.badge-status.pending{background:#f2f4f7;color:#344054}.score-badge{display:inline-block;padding:4px 10px;border-radius:6px;font-weight:600;font-size:13px}.score-badge.high{background:#ecfdf3;color:#027a48}.score-badge.medium{background:#fffaeb;color:#b54708}.score-badge.low{background:#fef3f2;color:#b42318}.stats-text{font-weight:500}.text-success{color:#027a48}.text-danger{color:#d92d20}.date-text{color:#667085;font-size:13px}.text-center{text-align:center!important}@media (max-width: 768px){.penilaian-page{max-width:100%;overflow-x:hidden}.penilaian-header{flex-wrap:wrap;gap:12px;padding:14px 20px 16px 24px;border-radius:12px}.penilaian-sidebar-toggle{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid #d0d5dd;border-radius:8px;background:#fff;color:#344054;font-size:13px;font-weight:500;cursor:pointer;transition:background .2s}.penilaian-sidebar-toggle:hover{background:#f9fafb}.penilaian-sidebar-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;background:#0f172a4d}.penilaian-layout{flex-direction:column;gap:16px}.penilaian-sidebar{position:fixed;top:0;left:0;z-index:100;width:280px;max-width:85vw;height:100vh;padding:16px;overflow-y:auto;transform:translate(-100%);transition:transform .25s ease}.penilaian-sidebar.open{transform:translate(0)}.penilaian-content{width:100%}.penilaian-header h1{font-size:22px;line-height:30px}.detail-header{padding:16px}.penilaian-table th,.penilaian-table td{padding:10px 14px}}@media (max-width: 640px){.penilaian-detail-card{border-radius:10px}.table-responsive{overflow-x:hidden}.penilaian-table{min-width:0;width:100%}.penilaian-table thead{display:none}.penilaian-table,.penilaian-table tbody,.penilaian-table tr,.penilaian-table td{display:block;width:100%;box-sizing:border-box}.penilaian-table tbody tr{margin:0 14px 12px;padding:4px 0;border:1px solid #eaecf0;border-radius:10px;background:#fff}.penilaian-table tbody tr:first-child{margin-top:14px}.penilaian-table tbody tr:last-child{margin-bottom:14px}.penilaian-table td{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 14px;text-align:right;border-bottom:1px dashed #f2f4f7;word-break:break-word}.penilaian-table td:before{content:attr(data-label);flex-shrink:0;color:#667085;font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;text-align:left;min-width:80px}.penilaian-table td:last-child{border-bottom:none}.penilaian-table td.text-center{justify-content:center}.penilaian-table td.text-center:before{display:none}.student-info{align-items:flex-end}.student-email{word-break:break-all}}.prof-page{padding:24px 0;max-width:none;width:100%;display:flex;flex-direction:column;gap:24px}.prof-state{padding:60px;text-align:center;color:#667085}.prof-error{color:#f04438}.prof-hero{position:relative;overflow:hidden;display:flex;align-items:center;gap:24px;padding:20px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.prof-hero:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.prof-avatar-wrapper{position:relative;width:80px;height:80px;flex-shrink:0;border-radius:50%}.prof-avatar{width:100%;height:100%;background:#eff4ff;color:#2866a9;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;border:1px solid #9fc3e9;overflow:hidden}.prof-avatar-img{width:100%;height:100%;object-fit:cover}.prof-avatar-edit{position:absolute;bottom:0;right:-4px;width:28px;height:28px;background:#fff;border:2px solid #131b2e;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#172033;cursor:pointer;transition:all .2s ease}.prof-avatar-edit:hover{background:#f8fafc;transform:scale(1.05)}.prof-avatar-edit input{display:none}.prof-avatar-loading{position:absolute;top:0;right:0;bottom:0;left:0;background:#131b2eb3;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff}.prof-hero-info{display:flex;flex-direction:column;gap:4px}.prof-eyebrow{margin:0 0 2px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.prof-hero-name{margin:0;font-size:24px;color:#0d1c2f;line-height:32px}.prof-hero-role{display:inline-flex;align-items:center;font-size:12px;font-weight:600;color:#2866a9;background:#eff4ff;padding:3px 10px;border-radius:99px;width:fit-content;margin:4px 0}.prof-hero-email{margin:0;font-size:14px;color:#667085}.prof-hero-join{margin:0;font-size:13px;color:#98a2b3}.prof-section{background:#fff;padding:24px;border-radius:12px;border:1px solid #e4e7ec}.prof-section-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid #f2f4f7}.prof-section-header h2{margin:0 0 4px;font-size:16px;color:#182b49}.prof-section-header p{margin:0;font-size:13px;color:#667085}.prof-value{margin:0;font-size:15px;color:#1e2d3d;font-weight:500;max-width:600px}.prof-muted{color:#667085}.prof-edit-row{display:flex;flex-direction:column;gap:12px;max-width:400px}.prof-input{width:100%;padding:10px 14px;border:1px solid #d0d5dd;border-radius:8px;font-size:14px;color:#1e2d3d;transition:all .2s}.prof-input:focus{outline:none;border-color:#2866a9;box-shadow:0 0 0 3px #eff4ff}.prof-btn-row{display:flex;gap:12px}.prof-btn-primary,.prof-btn-outline,.prof-btn-ghost{padding:8px 16px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s}.prof-btn-primary{background:#182b49;color:#fff;border:none}.prof-btn-primary:hover:not(:disabled){background:#2866a9}.prof-btn-primary:disabled{opacity:.6;cursor:not-allowed}.prof-btn-outline{background:transparent;color:#344054;border:1px solid #d0d5dd}.prof-btn-outline:hover{background:#f9fafb}.prof-btn-ghost{background:transparent;color:#667085;border:none}.prof-btn-ghost:hover{color:#344054;background:#f2f4f7}.prof-msg{margin:12px 0 0;font-size:13px}.prof-msg-ok{color:#12b76a}.prof-msg-err{color:#f04438}.prof-pw-form{display:flex;flex-direction:column;gap:16px;max-width:480px}.prof-field{display:flex;flex-direction:column;gap:6px}.prof-field label{font-size:13px;font-weight:500;color:#344054}.pgd-page{padding:24px 0;display:flex;flex-direction:column;gap:24px}.pgd-hero{position:relative;overflow:hidden;padding:18px 28px 20px 34px;border-radius:14px;border:1px solid #e4e7ec;background:#fff}.pgd-hero:before{content:"";position:absolute;top:0;bottom:0;left:0;width:5px;background:#2866a9}.pgd-eyebrow{margin:0 0 6px;color:#2866a9;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.pgd-hero h1{margin:0 0 8px;color:#0d1c2f;font-size:28px;line-height:36px;font-weight:700;letter-spacing:-.02em}.pgd-description,.pgd-hero .pgd-description{max-width:650px;margin:0;color:#667085;font-size:15px;line-height:23px;text-transform:none;letter-spacing:normal;font-weight:400}.pgd-section{background:#fff;padding:24px;border-radius:12px;border:1px solid #e4e7ec}.pgd-section-header{display:flex;align-items:center;gap:12px;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid #f2f4f7}.pgd-step-number{width:32px;height:32px;border-radius:50%;background:#eff4ff;color:#2866a9;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.pgd-section-header h2{margin:0;font-size:16px;color:#182b49}.pgd-section ol{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:10px}.pgd-section li{font-size:14px;color:#344054;line-height:1.6}.pgd-note{margin-top:16px;padding:12px 16px;background:#fffbeb;border:1px solid #fedf89;border-radius:8px;font-size:13px;color:#93370d;line-height:1.6}.pgd-tips{background:#f6fef9;border-color:#abefc6}.pgd-tips ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:10px}.pgd-tips li{font-size:14px;color:#344054;line-height:1.6}.pgd-code{background:#f2f4f7;padding:1px 6px;border-radius:4px;font-family:monospace;font-size:13px;color:#182b49}:root{--surface: #f8f9ff;--surface-dim: #ccdbf4;--surface-bright: #f8f9ff;--surface-container-lowest: #ffffff;--surface-container-low: #eff4ff;--surface-container: #e6eeff;--surface-container-high: #dde9ff;--surface-container-highest: #d5e3fd;--on-surface: #0d1c2f;--on-surface-variant: #45464d;--inverse-surface: #233144;--inverse-on-surface: #ebf1ff;--outline: #76777d;--outline-variant: #c6c6cd;--surface-tint: #565e74;--primary: #000000;--on-primary: #ffffff;--primary-container: #131b2e;--on-primary-container: #7c839b;--inverse-primary: #bec6e0;--secondary: #5c5f61;--on-secondary: #ffffff;--secondary-container: #e0e3e5;--on-secondary-container: #626567;--tertiary: #000000;--on-tertiary: #ffffff;--tertiary-container: #271901;--on-tertiary-container: #98805d;--error: #ba1a1a;--on-error: #ffffff;--error-container: #ffdad6;--on-error-container: #93000a;--bg-level-0: #F8FAFC;--bg-level-1: #FFFFFF;--border-subtle: #E2E8F0;--accent-green: #10B981;--text-slate: #334155;--rounded-sm: .125rem;--rounded: .25rem;--rounded-md: .375rem;--rounded-lg: .5rem;--rounded-xl: .75rem;--rounded-full: 9999px;--space-base: 8px;--sidebar-width: 280px;--gutter: 24px;--margin-mobile: 16px;--margin-desktop: 48px;--container-max: 1280px;--shadow-interaction: 0px 4px 20px rgba(15, 23, 42, .05)}*{box-sizing:border-box;margin:0;padding:0}html,body{overflow-x:hidden;overflow-x:clip}body{font-family:Inter,sans-serif;background-color:var(--bg-level-0);color:var(--on-surface);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.typography-display-lg{font-family:Inter,sans-serif;font-size:48px;font-weight:700;line-height:56px;letter-spacing:-.02em}.typography-headline-lg{font-family:Inter,sans-serif;font-size:32px;font-weight:700;line-height:40px;letter-spacing:-.01em}@media (max-width: 767px){.typography-headline-lg{font-size:24px;line-height:32px}}.typography-section-title{font-family:Inter,sans-serif;font-size:20px;font-weight:600;line-height:28px}.typography-card-title{font-family:Inter,sans-serif;font-size:16px;font-weight:600;line-height:24px}.typography-body-reading{font-family:Inter,sans-serif;font-size:18px;font-weight:400;line-height:30px}.typography-body-standard{font-family:Inter,sans-serif;font-size:16px;font-weight:400;line-height:24px}.typography-label-sm{font-family:Inter,sans-serif;font-size:14px;font-weight:500;line-height:20px;letter-spacing:.01em}