.n5l-shell,.n5l-learning-layout{--n5l-bg:#f6f8fc;--n5l-text:#101828;--n5l-muted:#667085;--n5l-border:#e4e7ec;--n5l-card:#fff;color:var(--n5l-text);font-family:inherit}.n5l-shell{max-width:1240px;margin:28px auto;padding:0 18px}.n5l-topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px}.n5l-topbar h2{margin:4px 0 5px;font-size:30px}.n5l-topbar p{margin:0;color:var(--n5l-muted)}.n5l-kicker{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--n5l-accent)}.n5l-user-chip{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--n5l-border);padding:8px 12px;border-radius:14px}.n5l-user-chip img{border-radius:50%}.n5l-user-chip div{display:flex;flex-direction:column}.n5l-user-chip a{font-size:12px;color:var(--n5l-muted);text-decoration:none}.n5l-course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.n5l-course-card{background:#fff;border:1px solid var(--n5l-border);border-radius:20px;overflow:hidden;box-shadow:0 8px 24px rgba(16,24,40,.05);transition:.2s ease}.n5l-course-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(16,24,40,.09)}.n5l-course-thumb{display:block;height:190px;position:relative;background:#eef2ff;overflow:hidden}.n5l-course-thumb img{width:100%;height:100%;object-fit:cover}.n5l-thumb-placeholder{height:100%;display:grid;place-items:center;background:linear-gradient(135deg,#e9efff,#f8faff)}.n5l-thumb-placeholder .dashicons{font-size:48px;width:48px;height:48px;color:var(--n5l-accent)}.n5l-progress-pill{position:absolute;right:12px;top:12px;background:rgba(16,24,40,.84);color:#fff;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700}.n5l-course-body{padding:20px}.n5l-course-label{font-size:10px;font-weight:800;letter-spacing:.13em;color:var(--n5l-accent)}.n5l-course-body h3{font-size:20px;line-height:1.3;margin:6px 0 8px}.n5l-course-body h3 a{text-decoration:none;color:var(--n5l-text)}.n5l-course-body p{font-size:14px;line-height:1.6;color:var(--n5l-muted);min-height:44px}.n5l-progress-line{height:7px;background:#eef2f6;border-radius:999px;overflow:hidden;margin:16px 0 10px}.n5l-progress-line span{display:block;height:100%;background:var(--n5l-accent);border-radius:inherit}.n5l-course-footer{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:12px;color:var(--n5l-muted)}.n5l-primary-link{font-weight:700;color:var(--n5l-accent);text-decoration:none}.n5l-empty{background:#fff;border:1px dashed #cfd4dc;border-radius:20px;text-align:center;padding:54px 24px}.n5l-empty>.dashicons{font-size:38px;width:38px;height:38px;color:var(--n5l-accent)}.n5l-empty h3{margin:12px 0 5px}.n5l-empty p{color:var(--n5l-muted)}.n5l-login-shell{min-height:65vh;display:grid;place-items:center}.n5l-login-card{width:min(440px,100%);background:#fff;border:1px solid var(--n5l-border);border-radius:22px;padding:32px;box-shadow:0 16px 50px rgba(16,24,40,.1)}.n5l-brand-mark{width:52px;height:52px;border-radius:16px;background:var(--n5l-accent);color:#fff;display:grid;place-items:center;margin-bottom:18px}.n5l-brand-mark .dashicons{font-size:26px;width:26px;height:26px}.n5l-login-card h2{font-size:28px;margin:5px 0 7px}.n5l-login-card>p{color:var(--n5l-muted);line-height:1.6;margin-bottom:22px}.n5l-login-card label{display:block;font-weight:600;font-size:13px;margin-bottom:6px}.n5l-login-card input[type=text],.n5l-login-card input[type=password]{width:100%;min-height:46px;border:1px solid #d0d5dd;border-radius:10px;padding:0 12px;box-sizing:border-box}.n5l-login-card .login-remember label{display:flex;align-items:center;gap:7px;font-weight:400}.n5l-login-card input[type=submit]{border:0;background:var(--n5l-accent);color:#fff;border-radius:10px;min-height:46px;padding:0 18px;font-weight:700;cursor:pointer;width:100%}.n5l-breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--n5l-muted);margin-bottom:18px}.n5l-breadcrumb a{color:var(--n5l-accent);text-decoration:none}.n5l-course-hero{display:grid;grid-template-columns:1fr 260px;gap:30px;background:linear-gradient(135deg,#0f172a,#1e293b);color:#fff;border-radius:24px;padding:36px;margin-bottom:28px}.n5l-course-hero h1{color:#fff;font-size:34px;margin:7px 0 12px}.n5l-course-hero .n5l-richtext{color:#d0d5dd}.n5l-hero-meta{display:flex;gap:18px;margin-top:18px;font-size:13px;color:#cbd5e1}.n5l-course-progress-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.n5l-course-progress-card p{margin:14px 0 0;color:#d0d5dd;font-size:13px}.n5l-ring{--p:0;width:122px;height:122px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--n5l-accent) calc(var(--p)*1%),rgba(255,255,255,.12) 0);position:relative}.n5l-ring:before{content:"";position:absolute;inset:10px;background:#182238;border-radius:50%}.n5l-ring strong{position:relative;font-size:24px}.n5l-section-title span{font-size:11px;letter-spacing:.12em;font-weight:800;color:var(--n5l-accent)}.n5l-section-title h2{margin:4px 0 16px;font-size:26px}.n5l-level{background:#fff;border:1px solid var(--n5l-border);border-radius:16px;margin-bottom:12px;overflow:hidden}.n5l-level summary{list-style:none;cursor:pointer;padding:18px 20px;display:flex;justify-content:space-between;gap:12px;align-items:center}.n5l-level summary::-webkit-details-marker{display:none}.n5l-level summary div{display:flex;flex-direction:column;gap:3px}.n5l-level summary span{font-size:11px;color:var(--n5l-accent);font-weight:800;text-transform:uppercase}.n5l-level summary strong{font-size:17px}.n5l-level summary em{font-size:12px;font-style:normal;color:var(--n5l-muted);background:#f2f4f7;padding:5px 8px;border-radius:999px}.n5l-level-desc{padding:0 20px 12px;color:var(--n5l-muted);font-size:14px}.n5l-lesson-list{border-top:1px solid var(--n5l-border)}.n5l-lesson-row{display:flex;align-items:center;gap:12px;padding:14px 20px;text-decoration:none;color:var(--n5l-text);border-bottom:1px solid #f0f2f5}.n5l-lesson-row:last-child{border-bottom:0}.n5l-lesson-row:hover{background:#f8fafc}.n5l-check-dot,.n5l-mini-check{width:22px;height:22px;border-radius:50%;border:1.5px solid #cbd5e1;display:grid;place-items:center;flex:0 0 auto;font-size:12px;color:#fff}.n5l-check-dot.is-done,.n5l-mini-check.is-done{background:#12b76a;border-color:#12b76a}.n5l-lesson-row>div{display:flex;flex-direction:column;gap:3px;min-width:0}.n5l-lesson-row small{font-size:12px;color:var(--n5l-muted)}.n5l-row-arrow{margin-left:auto;color:var(--n5l-muted)}.n5l-button{display:inline-flex;background:var(--n5l-accent);color:#fff!important;border-radius:10px;padding:10px 16px;text-decoration:none;font-weight:700}.n5l-learning-layout{display:grid;grid-template-columns:300px minmax(0,1fr);min-height:78vh;background:#fff;border:1px solid var(--n5l-border);border-radius:20px;overflow:hidden;max-width:1380px;margin:24px auto}.n5l-sidebar{background:#0f172a;color:#fff;min-width:0;display:flex;flex-direction:column}.n5l-sidebar-head{padding:22px;border-bottom:1px solid rgba(255,255,255,.1)}.n5l-sidebar-head a{color:#aeb8ca;text-decoration:none;font-size:12px}.n5l-sidebar-head h3{color:#fff;font-size:17px;margin:8px 0 0}.n5l-sidebar-scroll{padding:12px;overflow:auto}.n5l-side-level{margin-bottom:15px}.n5l-side-level>strong{display:block;color:#94a3b8;font-size:11px;text-transform:uppercase;letter-spacing:.08em;padding:8px 10px}.n5l-side-level a{display:flex;gap:9px;align-items:flex-start;text-decoration:none;color:#cbd5e1;padding:10px;border-radius:10px;margin-bottom:3px;font-size:13px}.n5l-side-level a:hover,.n5l-side-level a.is-current{background:rgba(255,255,255,.08);color:#fff}.n5l-side-level em{font-style:normal;line-height:1.45}.n5l-mini-check{width:18px;height:18px;font-size:10px;margin-top:1px;border-color:#64748b}.n5l-lesson-main{padding:34px 42px;min-width:0}.n5l-lesson-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:26px}.n5l-lesson-top h1{font-size:32px;margin:5px 0 0}.n5l-complete-btn{border:1px solid var(--n5l-border);background:#fff;border-radius:12px;padding:9px 12px;display:flex;align-items:center;gap:8px;cursor:pointer;font-weight:700;white-space:nowrap}.n5l-complete-icon{width:21px;height:21px;border:1.5px solid #cbd5e1;border-radius:50%;display:grid;place-items:center}.n5l-complete-btn.is-done{border-color:#abefc6;background:#ecfdf3;color:#067647}.n5l-complete-btn.is-done .n5l-complete-icon{background:#12b76a;border-color:#12b76a;color:#fff}.n5l-complete-btn.is-loading{opacity:.55;pointer-events:none}.n5l-richtext{line-height:1.75}.n5l-richtext img{max-width:100%;height:auto}.n5l-lesson-content{margin-bottom:26px}.n5l-materials-front{display:flex;flex-direction:column;gap:22px}.n5l-material{border:1px solid var(--n5l-border);border-radius:16px;overflow:hidden;background:#fff}.n5l-material-heading{display:flex;gap:12px;align-items:center;padding:16px 18px;border-bottom:1px solid var(--n5l-border);background:#f9fafb}.n5l-material-heading>.dashicons{width:38px;height:38px;border-radius:10px;background:#eef4ff;color:var(--n5l-accent);display:grid;place-items:center;font-size:20px}.n5l-material-heading small{font-size:10px;color:var(--n5l-accent);font-weight:800;letter-spacing:.08em}.n5l-material-heading h3{font-size:16px;margin:2px 0 0}.n5l-media-box{padding:16px;background:#f8fafc}.n5l-media-box audio,.n5l-media-box video{display:block;width:100%}.n5l-media-box video{max-height:650px;background:#000;border-radius:10px}.n5l-oembed{position:relative;padding-top:56.25%;overflow:hidden;border-radius:10px;background:#000}.n5l-oembed iframe{position:absolute;inset:0;width:100%;height:100%}.n5l-material-pdf .n5l-media-box{padding:0}.n5l-pdf-actions{padding:10px 14px;background:#fff;border-bottom:1px solid var(--n5l-border);text-align:right}.n5l-pdf-actions a{font-size:12px;font-weight:700;color:var(--n5l-accent);text-decoration:none}.n5l-material-pdf iframe{display:block;width:100%;height:720px;border:0;background:#fff}.n5l-lesson-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px;padding-top:20px;border-top:1px solid var(--n5l-border)}.n5l-lesson-nav a{text-decoration:none;color:var(--n5l-text);display:flex;flex-direction:column;gap:4px}.n5l-lesson-nav small{color:var(--n5l-muted)}.n5l-nav-next{text-align:right}.n5l-mobile-toc{display:none}.n5l-denied{margin-top:40px}@media(max-width:1000px){.n5l-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.n5l-course-hero{grid-template-columns:1fr}.n5l-course-progress-card{flex-direction:row;gap:18px}.n5l-learning-layout{grid-template-columns:260px minmax(0,1fr);margin:16px}.n5l-lesson-main{padding:28px}}@media(max-width:760px){.n5l-shell{margin:18px auto;padding:0 14px}.n5l-topbar{align-items:flex-start;flex-direction:column}.n5l-topbar h2{font-size:25px}.n5l-user-chip{width:100%;box-sizing:border-box}.n5l-course-grid{grid-template-columns:1fr}.n5l-course-thumb{height:210px}.n5l-course-hero{padding:24px;border-radius:18px}.n5l-course-hero h1{font-size:28px}.n5l-course-progress-card{justify-content:flex-start}.n5l-learning-layout{display:block;border-radius:0;border-left:0;border-right:0;margin:0;position:relative}.n5l-mobile-toc{display:flex;align-items:center;gap:7px;position:sticky;top:0;z-index:20;width:100%;border:0;background:#0f172a;color:#fff;padding:12px 15px;font-weight:700}.n5l-sidebar{position:fixed;z-index:99999;left:0;top:0;bottom:0;width:min(86vw,320px);transform:translateX(-102%);transition:.25s ease;box-shadow:16px 0 40px rgba(0,0,0,.25)}.n5l-sidebar.is-open{transform:translateX(0)}.n5l-lesson-main{padding:22px 16px}.n5l-lesson-top{flex-direction:column}.n5l-lesson-top h1{font-size:27px}.n5l-complete-btn{width:100%;justify-content:center}.n5l-material-pdf iframe{height:65vh}.n5l-lesson-nav{grid-template-columns:1fr}.n5l-nav-next{text-align:left}.n5l-course-footer{align-items:flex-start;flex-direction:column}.n5l-level summary{padding:15px}.n5l-lesson-row{padding:13px 15px}.n5l-login-card{padding:24px;border-radius:18px}}

/* Net5s LMS v1.2 - Trang đăng nhập học viên */
.n5l-login-page-shell{--n5l-text:#101828;--n5l-muted:#667085;--n5l-border:#e4e7ec;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr);max-width:1120px;min-height:620px;margin:44px auto;border:1px solid var(--n5l-border);border-radius:28px;overflow:hidden;background:#fff;box-shadow:0 24px 70px rgba(15,23,42,.12);font-family:inherit;color:var(--n5l-text)}
.n5l-login-visual{position:relative;display:flex;align-items:flex-end;padding:52px;background:linear-gradient(145deg,#0b1220 0%,#172554 60%,var(--n5l-accent) 145%);overflow:hidden;color:#fff}
.n5l-login-visual:before,.n5l-login-visual:after{content:"";position:absolute;border-radius:999px;background:rgba(255,255,255,.06)}
.n5l-login-visual:before{width:360px;height:360px;right:-120px;top:-120px}.n5l-login-visual:after{width:220px;height:220px;left:-80px;bottom:-80px}
.n5l-login-visual-inner{position:relative;z-index:1;max-width:500px}.n5l-login-badge{display:inline-flex;padding:7px 11px;border:1px solid rgba(255,255,255,.2);border-radius:999px;background:rgba(255,255,255,.08);font-size:11px;font-weight:800;letter-spacing:.13em}
.n5l-login-visual h2{color:#fff!important;font-size:38px;line-height:1.18;margin:18px 0 14px}.n5l-login-visual p{margin:0;color:#dbe4f0;font-size:16px;line-height:1.7}.n5l-login-benefits{display:grid;gap:12px;margin-top:30px}.n5l-login-benefits span{display:flex;gap:10px;align-items:center;color:#eef4ff;font-size:14px}.n5l-login-benefits i{font-style:normal;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.12);font-weight:800}
.n5l-login-panel{display:flex;align-items:center;justify-content:center;padding:46px}.n5l-login-card-custom{width:100%;max-width:430px;border:0;box-shadow:none;padding:0}.n5l-login-card-custom h1{font-size:32px;line-height:1.2;margin:6px 0 8px;color:var(--n5l-text)}.n5l-login-card-custom>p{margin:0 0 24px;color:var(--n5l-muted)}
.n5l-login-alert{margin:0 0 18px;padding:12px 14px;border:1px solid #fecdca;border-radius:12px;background:#fef3f2;color:#b42318;font-size:13px;line-height:1.5}
.n5l-student-login-form{display:grid;gap:17px}.n5l-login-field{display:grid!important;gap:7px;margin:0!important;font-size:13px;font-weight:700;color:#344054}.n5l-input-wrap{position:relative;display:flex;align-items:center}.n5l-input-wrap>.dashicons{position:absolute;left:13px;color:#98a2b3;z-index:1}.n5l-input-wrap input{width:100%!important;height:50px!important;min-height:50px!important;border:1px solid #d0d5dd!important;border-radius:12px!important;padding:0 46px 0 43px!important;background:#fff!important;box-shadow:0 1px 2px rgba(16,24,40,.04)!important;font-size:14px!important;box-sizing:border-box!important;outline:none}.n5l-input-wrap input:focus{border-color:var(--n5l-accent)!important;box-shadow:0 0 0 3px color-mix(in srgb,var(--n5l-accent) 14%,transparent)!important}
.n5l-password-toggle{position:absolute;right:8px;width:36px;height:36px;border:0;background:transparent;color:#667085;cursor:pointer;display:grid;place-items:center;padding:0}.n5l-password-toggle:hover{color:var(--n5l-accent)}
.n5l-remember{display:flex!important;align-items:center;gap:8px;margin:0!important;font-size:13px!important;font-weight:500!important;color:#475467!important}.n5l-remember input{width:16px;height:16px;margin:0}.n5l-login-submit,.n5l-login-primary{min-height:50px;border:0;border-radius:12px;background:var(--n5l-accent);color:#fff!important;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;gap:10px;text-decoration:none!important;cursor:pointer;box-shadow:0 8px 20px color-mix(in srgb,var(--n5l-accent) 22%,transparent);transition:.2s ease}.n5l-login-submit:hover,.n5l-login-primary:hover{transform:translateY(-1px);filter:brightness(.97)}.n5l-login-help{text-align:center!important;margin:18px 0 0!important;font-size:12px!important;color:#98a2b3!important;line-height:1.5!important}.n5l-login-success{align-self:center;justify-self:center;margin:auto;max-width:440px}.n5l-login-success .n5l-login-primary{margin-top:20px}
@media(max-width:900px){.n5l-login-page-shell{grid-template-columns:1fr;max-width:620px;margin:24px auto;min-height:0}.n5l-login-visual{padding:34px;min-height:250px}.n5l-login-visual h2{font-size:30px}.n5l-login-panel{padding:34px}}
@media(max-width:600px){.n5l-login-page-shell{margin:12px;border-radius:20px}.n5l-login-visual{display:none}.n5l-login-panel{padding:28px 20px}.n5l-login-card-custom h1{font-size:27px}.n5l-brand-mark{width:48px;height:48px;border-radius:14px}}

/* v1.3.1 - invalid protected document notice */
.n5l-file-error{padding:22px 24px;min-height:0!important;color:#991b1b;background:#fff7f7;border-top:1px solid #fee2e2;font-size:14px;line-height:1.65}
.n5l-material-error .n5l-material-heading .dashicons{color:#dc2626}

/* PowerPoint PPTX viewer */
.n5l-material-pptx .n5l-media-box{padding:0;background:#eef2f6}
.n5l-pptx-viewer{background:#eef2f6;user-select:none;-webkit-user-select:none}
.n5l-pptx-stage{position:relative;min-height:420px;display:flex;align-items:center;justify-content:center;padding:18px;overflow:auto}
.n5l-pptx-canvas{display:none;max-width:100%;height:auto!important;background:#fff;box-shadow:0 8px 28px rgba(15,23,42,.14)}
.n5l-pptx-loading{min-height:380px;width:100%;display:flex;flex-direction:column;gap:8px;align-items:center;justify-content:center;color:#344054;text-align:center}
.n5l-pptx-loading[hidden]{display:none!important}
.n5l-pptx-loading small{font-size:12px;color:#667085}
.n5l-pptx-spinner{width:34px;height:34px;border:3px solid #dbe4ef;border-top-color:var(--n5l-accent);border-radius:50%;animation:n5l-pptx-spin .8s linear infinite;margin-bottom:5px}
@keyframes n5l-pptx-spin{to{transform:rotate(360deg)}}
.n5l-pptx-controls{display:flex;align-items:center;justify-content:center;gap:16px;padding:12px 16px;background:#fff;border-top:1px solid var(--n5l-border)}
.n5l-pptx-controls[hidden]{display:none!important}
.n5l-pptx-controls button{border:1px solid #d0d5dd;background:#fff;color:#344054;border-radius:9px;padding:8px 12px;font-weight:700;cursor:pointer}
.n5l-pptx-controls button:hover:not(:disabled){border-color:var(--n5l-accent);color:var(--n5l-accent)}
.n5l-pptx-controls button:disabled{opacity:.45;cursor:not-allowed}
.n5l-pptx-counter{min-width:70px;text-align:center;font-size:13px;font-weight:800;color:#344054}
.n5l-pptx-error{padding:22px 24px;background:#fff7f7;color:#991b1b;border-top:1px solid #fee2e2;line-height:1.6}
.n5l-pptx-error[hidden]{display:none!important}
@media(max-width:760px){.n5l-pptx-stage{min-height:260px;padding:8px}.n5l-pptx-loading{min-height:260px}.n5l-pptx-controls{gap:8px;padding:10px}.n5l-pptx-controls button{font-size:12px;padding:8px 9px}.n5l-pptx-counter{min-width:52px}}

/* Net5s LMS v1.5 - Trắc nghiệm */
.n5l-assigned-quizzes,.n5l-final-quizzes{margin-top:34px}.n5l-section-title p{margin:8px 0 0;color:var(--n5l-muted)}.n5l-quiz-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.n5l-quiz-card{display:flex;gap:15px;padding:20px;border:1px solid var(--n5l-border);border-radius:16px;background:#fff;box-shadow:0 4px 16px rgba(15,23,42,.04)}.n5l-quiz-card-icon{flex:0 0 46px;width:46px;height:46px;display:grid;place-items:center;border-radius:13px;background:#eef4ff;color:var(--n5l-accent)}.n5l-quiz-card-icon .dashicons{font-size:23px;width:23px;height:23px}.n5l-quiz-card h3{margin:4px 0 6px;font-size:18px}.n5l-quiz-card p{margin:0 0 10px;color:var(--n5l-muted);font-size:13px}.n5l-quiz-shell{max-width:940px}.n5l-quiz-hero{padding:28px;border:1px solid var(--n5l-border);border-radius:20px;background:linear-gradient(135deg,#fff,#f8fafc);margin:18px 0}.n5l-quiz-hero h1{margin:6px 0 10px;font-size:32px}.n5l-quiz-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.n5l-quiz-meta span{padding:7px 10px;border-radius:999px;background:#eef4ff;color:#344054;font-size:12px;font-weight:700}.n5l-quiz-form{display:flex;flex-direction:column;gap:16px}.n5l-quiz-question{margin:0;padding:22px;border:1px solid var(--n5l-border);border-radius:17px;background:#fff}.n5l-quiz-question legend{display:flex;align-items:flex-start;gap:11px;width:100%;padding:0;font-size:17px;font-weight:750;line-height:1.5;color:var(--n5l-text)}.n5l-quiz-question legend>span{flex:0 0 auto;padding:4px 8px;border-radius:7px;background:#eef4ff;color:var(--n5l-accent);font-size:11px;letter-spacing:.04em}.n5l-question-note{margin:10px 0 14px;color:var(--n5l-muted)}.n5l-answer-options{display:grid;gap:9px;margin-top:15px}.n5l-answer-options label{display:grid;grid-template-columns:20px 34px 1fr;align-items:center;gap:10px;padding:12px 14px;border:1px solid #e4e7ec;border-radius:12px;cursor:pointer;transition:.15s;background:#fff}.n5l-answer-options label:hover{border-color:color-mix(in srgb,var(--n5l-accent) 55%,#e4e7ec);background:#f8fbff}.n5l-answer-options input{margin:0}.n5l-option-letter{width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:#f2f4f7;font-size:12px;font-weight:800}.n5l-answer-options label:has(input:checked){border-color:var(--n5l-accent);background:#f5f8ff}.n5l-answer-options label:has(input:checked) .n5l-option-letter{background:var(--n5l-accent);color:#fff}.n5l-quiz-submit-bar{position:sticky;bottom:12px;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 16px;border:1px solid var(--n5l-border);border-radius:14px;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 10px 30px rgba(15,23,42,.10)}.n5l-quiz-submit-bar>span{color:var(--n5l-muted);font-size:12px}.n5l-button-secondary{background:#fff!important;color:#344054!important;border:1px solid #d0d5dd!important;box-shadow:none!important}.n5l-quiz-result{display:grid;grid-template-columns:150px 1fr;align-items:center;gap:24px;padding:28px;border:1px solid var(--n5l-border);border-radius:20px;background:#fff;margin:18px 0}.n5l-result-score{width:130px;height:130px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#ecfdf3;color:#027a48;border:8px solid #d1fadf}.n5l-quiz-result.is-fail .n5l-result-score{background:#fef3f2;color:#b42318;border-color:#fee4e2}.n5l-result-score strong{font-size:30px}.n5l-result-score span{font-size:11px;font-weight:900;letter-spacing:.08em}.n5l-quiz-result h1{margin:5px 0 9px;font-size:29px}.n5l-quiz-result p{margin:0;color:var(--n5l-muted)}.n5l-quiz-review{margin-top:22px}.n5l-review-item{padding:16px 18px;border:1px solid var(--n5l-border);border-left:4px solid #12b76a;border-radius:12px;background:#fff;margin-bottom:10px}.n5l-review-item.is-wrong{border-left-color:#f04438}.n5l-review-title{display:grid;grid-template-columns:30px 1fr auto;gap:10px;align-items:start}.n5l-review-title>span{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#f2f4f7;font-size:12px;font-weight:800}.n5l-review-title em{font-style:normal;font-size:11px;font-weight:800;color:#027a48}.n5l-review-item.is-wrong .n5l-review-title em{color:#b42318}.n5l-review-item p{margin:8px 0 0;color:#475467;font-size:13px}.n5l-quiz-actions{display:flex;gap:10px;margin-top:18px}.n5l-quiz-alert{padding:13px 15px;border-radius:12px;margin:15px 0}.n5l-quiz-alert.is-error{border:1px solid #fecdca;background:#fef3f2;color:#b42318}
@media(max-width:760px){.n5l-quiz-card-grid{grid-template-columns:1fr}.n5l-quiz-hero{padding:20px}.n5l-quiz-hero h1{font-size:27px}.n5l-quiz-question{padding:17px}.n5l-quiz-question legend{font-size:15px}.n5l-quiz-submit-bar{align-items:stretch;flex-direction:column;bottom:6px}.n5l-quiz-submit-bar .n5l-button{width:100%}.n5l-quiz-result{grid-template-columns:1fr;text-align:center}.n5l-result-score{margin:auto}.n5l-review-title{grid-template-columns:28px 1fr}.n5l-review-title em{grid-column:2}.n5l-quiz-actions{flex-direction:column}.n5l-quiz-actions .n5l-button{text-align:center;justify-content:center}}

.n5l-quiz-submit-bar button.n5l-button{border:0;cursor:pointer;font-family:inherit;font-size:14px}


/* Net5s LMS v1.5.1 - Shortcode danh sách khóa học [n5l_courses] */
.n5l-public-courses{--n5l-public-text:#111827;--n5l-public-muted:#667085;--n5l-public-border:#e4e7ec;width:100%;box-sizing:border-box;font-family:inherit;color:var(--n5l-public-text)}
.n5l-public-course-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;width:100%}
.n5l-public-course-card{min-width:0;background:#fff;border:1px solid var(--n5l-public-border);border-radius:12px;overflow:hidden;box-shadow:0 2px 10px rgba(16,24,40,.035);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.n5l-public-course-card:hover{transform:translateY(-3px);border-color:#d0d5dd;box-shadow:0 12px 28px rgba(16,24,40,.09)}
.n5l-public-course-thumb{width:100%;aspect-ratio:1.68/1;overflow:hidden;background:#f2f4f7}
.n5l-public-course-thumb img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.n5l-public-course-card:hover .n5l-public-course-thumb img{transform:scale(1.025)}
.n5l-public-course-placeholder{width:100%;height:100%;display:grid;place-items:center;background:linear-gradient(135deg,#f2f4f7,#e9efff);color:var(--n5l-accent)}
.n5l-public-course-placeholder .dashicons{width:48px;height:48px;font-size:48px}
.n5l-public-course-content{display:flex;flex-direction:column;align-items:flex-start;padding:23px 26px 25px;min-height:245px;box-sizing:border-box}
.n5l-public-course-label{display:block;margin:0 0 4px;color:#475467;font-size:15px;font-weight:500;line-height:1.4}
.n5l-public-course-content h3{margin:0 0 17px!important;color:var(--n5l-public-text)!important;font-size:21px!important;font-weight:750!important;line-height:1.38!important;letter-spacing:-.01em}
.n5l-public-course-content p{margin:0 0 24px!important;color:var(--n5l-public-muted)!important;font-size:15px!important;line-height:1.65!important;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.n5l-public-course-link{display:inline-flex;align-items:center;gap:12px;margin-top:auto;color:var(--n5l-accent)!important;text-decoration:underline!important;text-underline-offset:3px;font-size:15px;font-weight:750;line-height:1.3;transition:gap .18s ease,opacity .18s ease}
.n5l-public-course-link:hover{gap:16px;opacity:.88}
.n5l-public-course-link span{font-size:24px;line-height:1;font-weight:400;text-decoration:none}
.n5l-public-courses-empty{padding:28px;border:1px dashed #d0d5dd;border-radius:12px;background:#fff;color:#667085;text-align:center}
@media(max-width:1023px){.n5l-public-course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.n5l-public-course-content{min-height:225px}}
@media(max-width:599px){.n5l-public-course-grid{grid-template-columns:1fr;gap:18px}.n5l-public-course-content{padding:20px;min-height:0}.n5l-public-course-content h3{font-size:20px!important;margin-bottom:12px!important}.n5l-public-course-content p{margin-bottom:20px!important}.n5l-public-course-thumb{aspect-ratio:1.62/1}}