:root{--bg:#f6f7fb;--card:#fff;--text:#1f2937;--muted:#6b7280;--line:#e5e7eb;--primary:#2563eb;--primary-dark:#1d4ed8;--danger:#dc2626;--soft:#eef2ff;--shadow:0 8px 24px #00000012;--radius:16px}*{box-sizing:border-box}html{font-size:16px}body{font-family:Arial,Helvetica,sans-serif;margin:0;background:var(--bg);color:var(--text);line-height:1.5}.top{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 12px #00000008}.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:1240px;margin:0 auto;padding:12px 18px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;text-decoration:none;color:#111827;font-size:1.05rem}.brand-mark{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:12px;background:#0f172a;color:#fff;font-size:.85rem}.nav-toggle{display:none;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:1.35rem;padding:6px 11px;cursor:pointer}.mainnav{max-width:1240px;margin:0 auto;padding:0 18px 12px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.mainnav a,.mainnav span{display:inline-flex;align-items:center;min-height:38px}.mainnav a{padding:8px 10px;border-radius:10px;color:var(--primary);text-decoration:none}.mainnav a:hover{background:var(--soft)}.logout{color:var(--danger)!important}.user-chip{margin-left:auto;color:var(--muted);background:#f3f4f6;border-radius:999px;padding:6px 10px;font-size:.92rem}.wrap{max-width:1240px;margin:24px auto;padding:0 18px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);overflow:hidden}.card h1,.card h2,.card h3{margin-top:0}.btn,button[type=submit]{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:10px 15px;border-radius:12px;background:var(--primary);color:#fff;text-decoration:none;border:0;cursor:pointer;font-weight:600}.btn:hover,button[type=submit]:hover{background:var(--primary-dark)}.btn.secondary{background:#6b7280}.btn.danger{background:var(--danger)}input,select,textarea{width:100%;box-sizing:border-box;padding:11px 12px;border:1px solid #d1d5db;border-radius:12px;margin:6px 0 12px;background:#fff;font-size:1rem}textarea{min-height:120px;resize:vertical}label{font-weight:600}.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius);border:1px solid var(--line);background:#fff;margin:12px 0}table{width:100%;min-width:720px;border-collapse:collapse;background:#fff}th,td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f9fafb;font-weight:700}.muted{color:var(--muted)}.foot{text-align:center;color:var(--muted);padding:30px 16px}.menu a{display:block;margin:8px 0}.editor{min-height:300px}.pill{display:inline-block;padding:4px 9px;background:var(--soft);border-radius:999px;font-size:.92rem}.msg{border-left:4px solid var(--primary);padding:12px;background:#fff;margin:10px 0;border-radius:0 12px 12px 0}.watermark{opacity:.045;position:fixed;right:30px;bottom:30px;font-size:32px;transform:rotate(-20deg);pointer-events:none;white-space:nowrap;z-index:0}.wrap>*:not(.watermark){position:relative;z-index:1}.lesson-content{font-size:1.05rem;line-height:1.7}.lesson-content img,.card img{max-width:100%;height:auto;border-radius:12px}.lesson-content iframe,.responsive-video{width:100%;aspect-ratio:16/9;height:auto;border:0;border-radius:14px}.course-actions,.form-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.mobile-only{display:none}.desktop-only{display:initial}.answer-option{display:flex;align-items:flex-start;gap:10px;padding:12px;border:1px solid var(--line);border-radius:14px;background:#fff;margin:8px 0}.answer-option input[type=radio],.answer-option input[type=checkbox]{width:22px;height:22px;margin-top:2px;flex:0 0 auto}.test-nav{display:flex;gap:10px;flex-wrap:wrap;justify-content:space-between;align-items:center}.stat{font-size:2rem;font-weight:800;margin:.2rem 0}.alert{padding:12px 14px;border-radius:14px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;margin:12px 0}@media (max-width:900px){.wrap{margin:18px auto}.grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.user-chip{margin-left:0}.mainnav{gap:6px}}@media (max-width:720px){html{font-size:15px}.topbar{padding:10px 14px}.nav-toggle{display:inline-block}.mainnav{display:none;flex-direction:column;align-items:stretch;padding:0 14px 12px}.nav-open .mainnav{display:flex}.mainnav a,.mainnav span{width:100%;min-height:44px}.user-chip{border-radius:12px;justify-content:center}.wrap{padding:0 12px;margin:14px auto}.grid{grid-template-columns:1fr;gap:12px}.card{padding:15px;border-radius:14px}.btn,button[type=submit]{width:100%;min-height:46px}.course-actions,.form-actions,.test-nav{flex-direction:column;align-items:stretch}.desktop-only{display:none!important}.mobile-only{display:initial}.watermark{font-size:22px;right:8px;bottom:18px}.lesson-content{font-size:1rem;line-height:1.65}.table-scroll{border-radius:12px}table{min-width:640px}th,td{padding:10px}.brand span:last-child{max-width:72vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}@media (max-width:420px){.brand-mark{width:32px;height:32px;border-radius:10px}.brand{font-size:.98rem}.card{padding:13px}.wrap{padding:0 10px}.stat{font-size:1.6rem}input,select,textarea{font-size:16px}}
.brand-logo{height:48px;width:auto;display:block}.brand-title{font-weight:800;color:#0b5f5d}.login-logo{display:block;max-width:520px;width:100%;height:auto;margin:0 auto 18px}.brand-mark{display:none}@media (max-width:720px){.brand-logo{height:38px}.brand-title{display:none}.topbar{min-height:58px}}@media (max-width:420px){.brand-logo{height:34px}}

/* v1.4: language switcher, right blocks, protected lecture view */
.lang-switch{display:inline-flex;gap:4px;margin-left:auto;margin-right:8px;background:#f3f4f6;border:1px solid var(--line);border-radius:999px;padding:3px}.lang-switch a{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:30px;border-radius:999px;text-decoration:none;color:#334155;font-weight:700;font-size:.82rem}.lang-switch a.active{background:#0b5f5d;color:#fff}.app-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}.main-content{min-width:0}.right-sidebar{position:sticky;top:116px;display:flex;flex-direction:column;gap:12px}.side-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow)}.side-block h3{font-size:1rem;margin:0 0 8px}.stat-small{font-size:1.7rem;font-weight:800;margin:0;color:#0b5f5d}.panel-close{display:none}.sidebar-toggle{display:none;position:fixed;right:14px;bottom:14px;z-index:70;border:0;border-radius:999px;background:#0b5f5d;color:#fff;padding:10px 14px;box-shadow:var(--shadow);font-weight:800}.protected-content,.lesson-content.protected{-webkit-user-select:none;user-select:none}.personal-watermark{position:fixed;inset:auto 0 45% 0;z-index:9999;pointer-events:none;text-align:center;opacity:.12;font-weight:900;font-size:34px;transform:rotate(-18deg);white-space:nowrap;color:#0f172a}.copy-warning{padding:10px 12px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;border-radius:14px;margin:12px 0}.focus-mode .right-sidebar,.focus-mode .mainnav{display:none}.focus-mode .app-layout{display:block;max-width:980px}.focus-button{position:fixed;left:14px;bottom:14px;z-index:70;background:#111827;color:white;border:0;border-radius:999px;padding:10px 14px}
@media (max-width:980px){.app-layout{display:block}.right-sidebar{position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:80;overflow:auto;padding:16px;background:#f6f7fb;border-left:1px solid var(--line);transform:translateX(105%);transition:.2s}.sidebar-hidden .right-sidebar{transform:translateX(105%)}body:not(.sidebar-hidden) .right-sidebar{transform:translateX(0)}.sidebar-toggle{display:block}.panel-close{display:block;align-self:flex-end;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:24px}.personal-watermark{font-size:22px;bottom:50%;}.lang-switch{margin-left:0}.topbar{flex-wrap:wrap}.nav-toggle{margin-left:auto}}
@media (min-width:981px){.sidebar-hidden .app-layout{grid-template-columns:1fr}.sidebar-hidden .right-sidebar{display:none}.sidebar-toggle{display:block}}
@media print{body{display:none!important}}

/* v1.5 UI fix: login page without side blocks, stable responsive layout, compact header logo */
.single-layout{max-width:860px;display:block}.no-sidebar .watermark{display:none}.login-shell{min-height:calc(100vh - 190px);display:flex;align-items:flex-start;justify-content:center;padding-top:26px}.login-card{width:min(100%,520px);text-align:left}.login-card h1{text-align:center;margin-bottom:4px}.login-card .muted{text-align:center}.login-card .btn{width:100%}.top-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.top-login{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:7px 14px;border-radius:999px;background:#0b5f5d;color:#fff;text-decoration:none;font-weight:700}.top-login:hover{background:#084e4c}.brand-logo{height:40px;max-width:145px;object-fit:contain}.topbar{min-height:62px}.brand-title{font-size:.98rem}.with-sidebar .main-content{min-width:0}.app-layout{grid-template-columns:minmax(0,1fr) 290px}.right-sidebar{min-width:0}.side-block{word-break:break-word}.side-block .muted{overflow-wrap:anywhere}@media (max-width:980px){.app-layout{display:block}.right-sidebar{top:0}.with-sidebar.sidebar-hidden .right-sidebar{transform:translateX(105%)}.top-actions{margin-left:auto}.brand-logo{height:36px;max-width:128px}.topbar{min-height:58px}}@media (max-width:720px){.login-shell{padding-top:12px;min-height:auto}.login-card{width:100%}.brand-title{display:none}.top-actions{gap:6px}.top-login{min-height:34px;padding:6px 10px}.lang-switch a{min-width:34px}.brand-logo{height:34px;max-width:118px}.single-layout{margin-top:14px}}@media (max-width:420px){.brand-logo{height:31px;max-width:104px}.login-card{padding:14px}.login-logo{margin-bottom:12px}.topbar{padding-left:10px;padding-right:10px}}
/* v1.6 editor */
.editor-toolbar{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0;padding:8px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px}.editor-toolbar button,.editor-toolbar select{border:1px solid #cbd5e1;background:#fff;border-radius:8px;padding:8px 10px;cursor:pointer}.rich-editor{min-height:360px;border:1px solid #cbd5e1;border-radius:14px;padding:16px;background:#fff;line-height:1.65;overflow:auto}.rich-editor:focus{outline:2px solid rgba(20,184,166,.25);border-color:#14b8a6}.rich-editor img{max-width:100%;height:auto}.lesson-actions,.course-actions{display:flex;flex-wrap:wrap;gap:8px}.status-ok{color:#047857;font-weight:700}.status-warn{color:#b45309;font-weight:700}.sortable-list .card{cursor:grab}.two-col-editor{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:900px){.two-col-editor{grid-template-columns:1fr}.rich-editor{min-height:260px}}
.success{background:#e8f8ef;border:1px solid #96d7ad;color:#155b2d;padding:12px 14px;border-radius:14px;margin:10px 0}.small{font-size:12px}.btn.small{padding:7px 10px;font-size:12px}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;align-items:end}.form-grid label{display:flex;flex-direction:column;gap:6px}
.inline-edit{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.btn.danger{background:#b91c1c}.btn.small{padding:7px 10px;font-size:13px}.form-grid .wide{grid-column:1/-1}.form-grid textarea{min-height:110px}

/* v1.9 online users block */
.online-list{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.online-list li{display:flex;gap:8px;align-items:flex-start;padding:8px;border:1px solid rgba(15,23,42,.08);border-radius:12px;background:#fff}
.online-list small{color:#64748b;font-size:12px}
.online-dot{width:9px;height:9px;border-radius:50%;background:#16a34a;box-shadow:0 0 0 3px rgba(22,163,74,.15);margin-top:5px;flex:0 0 auto}

/* v1.9 avatars, current user card, impersonation */
.avatar{display:inline-block;object-fit:cover;border-radius:50%;background:#e2e8f0;border:2px solid #fff;box-shadow:0 2px 10px rgba(15,23,42,.12);flex:0 0 auto}.avatar-sm{width:34px;height:34px}.avatar-lg{width:58px;height:58px}.avatar-xl{width:108px;height:108px}.current-user-card{display:flex;gap:12px;align-items:center;background:linear-gradient(135deg,#ffffff,#eefcfb)}.current-user-card h3{margin:0 0 3px}.current-user-card p{margin:0 0 6px}.online-list li{position:relative;align-items:center}.online-list .online-dot{position:absolute;left:34px;bottom:10px;border:2px solid #fff;margin:0}.user-row{display:flex;align-items:center;gap:8px}.profile-head{display:flex;align-items:center;gap:16px;margin-bottom:14px}.profile-card{text-align:center}.dropzone{display:flex!important;align-items:center;justify-content:center;flex-direction:column;text-align:center;min-height:135px;border:2px dashed #94a3b8!important;border-radius:18px;background:#f8fafc;color:#0f172a;cursor:pointer;padding:18px!important}.dropzone span{color:#64748b;font-weight:500}.dropzone.dragover{border-color:#0b5f5d!important;background:#ecfdf5}.impersonation-bar{position:sticky;top:0;z-index:60;background:#7c2d12;color:#fff;text-align:center;padding:9px 12px;font-weight:700}.impersonation-bar a{color:#fff;text-decoration:underline}@media(max-width:720px){.profile-head{flex-direction:column;text-align:center}.current-user-card{align-items:flex-start}.avatar-xl{width:88px;height:88px}}
/* v2.0 tests */
.page-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:14px}.filterbar{display:grid;grid-template-columns:1fr 220px 180px auto;gap:10px;align-items:end}.table-wrap{overflow-x:auto}.linkbtn{background:transparent;border:0;color:#0f766e;text-decoration:underline;cursor:pointer;font:inherit;padding:0}.pill.ok{background:#dcfce7;color:#166534}.pill.warn{background:#fef3c7;color:#92400e}.question-editor label{display:block}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.answer-row{display:flex;align-items:center;gap:10px;margin:8px 0;padding:8px;border:1px solid #e5e7eb;border-radius:12px;background:#fff}.answer-row input[type=text],.answer-row input[name='options[]']{flex:1}.drag{cursor:grab;color:#64748b}.checkline{display:flex!important;align-items:center;gap:8px}.checkline input{width:auto}.question-picker{max-height:520px;overflow:auto;border:1px solid #e5e7eb;border-radius:14px;padding:8px;background:#f8fafc}.pick-row{display:flex;gap:10px;padding:10px;border-bottom:1px solid #e5e7eb}.pick-row input{width:auto;margin-top:4px}.test-head{position:sticky;top:74px;z-index:2}.timer{font-size:18px;margin-top:8px}.test-question .option{display:flex;gap:10px;align-items:flex-start;padding:12px;border:1px solid #e5e7eb;border-radius:12px;margin:8px 0;background:#fff}.test-question .option input{width:auto;margin-top:3px}.q-num{display:inline-flex;width:30px;height:30px;border-radius:50%;align-items:center;justify-content:center;background:#0f766e;color:#fff;font-size:16px}.result-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0}.result-grid div{padding:16px;border:1px solid #e5e7eb;border-radius:16px;background:#f8fafc;text-align:center}.result-grid b{display:block;font-size:26px}.result-grid span{color:#64748b;font-size:13px}@media(max-width:760px){.filterbar,.grid.two,.grid.four,.result-grid{grid-template-columns:1fr}.test-head{position:static}.page-title-row{display:block}.page-title-row .btn{margin-top:8px}.question-picker{max-height:none}}

/* v2.7 materials and video */
.material-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin-top:12px}.material-card{display:flex;gap:12px;align-items:flex-start;border:1px solid #e5e7eb;border-radius:16px;padding:14px;background:#fff}.material-icon{font-size:28px;line-height:1}.dropzone.full{grid-column:1/-1}.video-box{margin:12px 0}.video-responsive{position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:16px;background:#111}.video-responsive iframe,.video-responsive video{position:absolute;top:0;left:0;width:100%;height:100%;border:0}@media(max-width:768px){.material-grid{grid-template-columns:1fr}.material-card{border-radius:14px}.video-responsive{border-radius:12px}}

.progress{height:12px;background:#e5e7eb;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:linear-gradient(90deg,#0ea5e9,#10b981)}.search-form{display:flex;gap:10px;flex-wrap:wrap}.search-form input{flex:1;min-width:220px}

/* v3.6 Moodle-like dashboard */
.moodle-shell{background:#f4f6f8;color:#1f2937}.moodle-top{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid #d9e0e7;box-shadow:0 1px 5px rgba(15,23,42,.06)}.moodle-bar{min-height:54px;display:flex;align-items:center;gap:14px;max-width:none;margin:0;padding:0 14px}.moodle-brand{display:flex;align-items:center;text-decoration:none;flex:0 0 auto}.moodle-brand img{height:34px;width:auto;display:block}.moodle-mainnav{display:flex;align-items:stretch;gap:2px;min-height:54px}.moodle-mainnav a{display:flex;align-items:center;padding:0 12px;text-decoration:none;color:#334155;border-bottom:3px solid transparent;font-size:14px}.moodle-mainnav a:hover,.moodle-mainnav a.active{background:#f8fafc;border-bottom-color:#00857f;color:#005f5b}.moodle-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.icon-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;text-decoration:none;background:#f8fafc;color:#334155}.icon-btn:hover{background:#eef2f7}.icon-btn span{position:absolute;right:-3px;top:-4px;background:#e11d48;color:#fff;font-size:10px;min-width:16px;height:16px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center}.top-avatar{display:flex}.edit-switch{display:flex;align-items:center;gap:7px;font-size:12px;color:#475569;margin-left:4px;white-space:nowrap}.edit-switch input{width:auto;margin:0}.moodle-layout{max-width:1240px;grid-template-columns:minmax(0,1fr) 260px;gap:18px;margin-top:22px}.moodle-home .main-content{max-width:none}.moodle-heading{max-width:900px;margin:0 auto 12px}.moodle-heading h1{font-size:23px;line-height:1.25;margin:0 0 8px;font-weight:800;color:#111827}.moodle-heading h1 span{font-size:20px}.moodle-heading h2{font-size:19px;margin:0 0 14px;color:#111827}.moodle-tabs{display:flex;flex-wrap:wrap;gap:4px;border-bottom:1px solid #dbe3ea;margin-bottom:14px}.moodle-tabs a{padding:10px 12px;text-decoration:none;color:#00857f;border-bottom:3px solid transparent;font-size:14px}.moodle-tabs a.active,.moodle-tabs a:hover{border-bottom-color:#00857f;background:#f8fafc}.home-columns{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(260px,.8fr);gap:18px;align-items:start;max-width:900px;margin:0 auto}.welcome-card{font-size:15px}.cert-preview{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:16px auto;max-width:420px}.cert-preview div{height:90px;background:linear-gradient(#fff,#f1f5f9);border:1px solid #cbd5e1;border-radius:4px;box-shadow:0 2px 7px rgba(15,23,42,.08)}.my-courses-block{position:sticky;top:76px}.block-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.block-head h2{margin:0;font-size:20px}.block-head a{color:#00857f;text-decoration:none;font-weight:700}.mini-course-list{display:flex;flex-direction:column;gap:10px}.mini-course{display:grid;grid-template-columns:62px 1fr;gap:10px;align-items:start;text-decoration:none;color:inherit;border:1px solid #e2e8f0;border-radius:12px;padding:8px;background:#fff}.mini-course:hover{border-color:#00857f;box-shadow:0 4px 12px rgba(0,133,127,.12)}.course-thumb{height:54px;border-radius:9px;background:linear-gradient(135deg,#ccfbf1,#e0f2fe);display:flex;align-items:center;justify-content:center;font-size:28px}.mini-course b{display:block;color:#00857f;font-size:13px;line-height:1.25;margin-bottom:7px}.mini-course small{color:#64748b}.home-extra{max-width:900px;margin:18px auto}.moodle-shell .right-sidebar{top:76px}.moodle-shell .side-block{box-shadow:none;border-radius:6px;border-color:#d9e0e7;padding:14px;background:#fff}.moodle-shell .current-user-card{background:#fff;display:grid;grid-template-columns:54px 1fr;align-items:start}.moodle-shell .current-user-card h3{font-size:15px}.moodle-shell .online-list li{border:0;border-radius:6px;padding:5px}.moodle-shell .avatar-lg{width:52px;height:52px}.moodle-shell .avatar-sm{width:30px;height:30px}.course-category{border:1px solid #e2e8f0;border-radius:14px;background:#fff;margin:12px 0;overflow:hidden}.course-category summary{cursor:pointer;padding:14px 16px;font-weight:800;background:#f8fafc;color:#0f172a}.course-folder-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px;padding:14px}.course-folder-card{display:grid;grid-template-columns:54px 1fr;gap:12px;align-items:start;text-decoration:none;color:#1f2937;border:1px solid #e2e8f0;border-radius:14px;background:#fff;padding:12px}.course-folder-card:hover{border-color:#00857f;box-shadow:0 5px 14px rgba(0,133,127,.11)}.folder-icon{width:54px;height:54px;border-radius:12px;background:#ecfeff;display:flex;align-items:center;justify-content:center;font-size:28px}.course-folder-card b{color:#00857f}.course-folder-card p{margin:5px 0 0;color:#64748b;font-size:13px}.all-courses-page .main-content>.card{box-shadow:none}.nav-open .moodle-mainnav{display:flex}
@media(max-width:1100px){.moodle-layout{grid-template-columns:minmax(0,1fr) 245px}.home-columns{grid-template-columns:1fr}.my-courses-block{position:static}.moodle-heading,.home-columns,.home-extra{max-width:100%}}
@media(max-width:980px){.moodle-layout{display:block}.moodle-mainnav{display:none;position:absolute;left:0;right:0;top:54px;background:#fff;flex-direction:column;min-height:auto;border-bottom:1px solid #e2e8f0;box-shadow:0 8px 20px rgba(15,23,42,.08)}.nav-open .moodle-mainnav{display:flex}.moodle-mainnav a{min-height:44px;border-bottom:0;border-left:3px solid transparent}.moodle-mainnav a:hover{border-left-color:#00857f}.moodle-bar .nav-toggle{display:inline-flex}.edit-switch span{display:none}.moodle-shell .right-sidebar{top:0}}
@media(max-width:720px){.moodle-bar{padding:0 8px;gap:6px}.moodle-brand img{height:30px}.moodle-actions{gap:4px}.icon-btn{width:32px;height:32px}.edit-switch{display:none}.moodle-heading h1{font-size:19px}.moodle-heading h1 span{font-size:17px}.moodle-heading h2{font-size:17px}.moodle-tabs{overflow:auto;flex-wrap:nowrap}.moodle-tabs a{white-space:nowrap}.home-columns{gap:12px}.cert-preview{grid-template-columns:repeat(2,1fr)}.mini-course{grid-template-columns:54px 1fr}.course-folder-grid{grid-template-columns:1fr;padding:10px}.course-folder-card{grid-template-columns:46px 1fr}.folder-icon{width:46px;height:46px}.lang-switch{display:none}}

/* v3.7 Moodle-style right drawer fix */
.moodle-layout{display:block;max-width:930px;margin-left:auto;margin-right:auto;padding-right:0!important;grid-template-columns:none!important}.moodle-shell .right-sidebar,.right-sidebar.moodle-drawer{position:fixed!important;top:55px!important;right:0;bottom:0;width:300px;z-index:90;overflow-y:auto;background:#f4f6f8;border-left:1px solid #d9e0e7;padding:14px 10px 18px;display:flex;flex-direction:column;gap:12px;transition:transform .22s ease;box-shadow:-8px 0 22px rgba(15,23,42,.06)}.moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,.with-sidebar:not(.sidebar-hidden) .moodle-layout{margin-right:320px}.sidebar-hidden .right-sidebar{transform:translateX(100%)}.sidebar-tab{position:fixed;right:300px;top:120px;width:34px;height:54px;border:1px solid #d9e0e7;border-right:0;border-radius:28px 0 0 28px;background:#eef2f7;color:#64748b;z-index:95;box-shadow:-2px 2px 10px rgba(15,23,42,.10);font-size:24px;line-height:1;cursor:pointer;transition:right .22s ease, background .15s}.sidebar-hidden .sidebar-tab{right:0}.sidebar-hidden .sidebar-tab{content:'‹'}.sidebar-tab:hover{background:#fff;color:#0b5f5d}.moodle-drawer .panel-close{position:absolute;right:8px;top:8px;width:28px;height:28px;border:1px solid #d9e0e7;border-radius:8px;background:#fff;color:#334155;display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer}.moodle-drawer .drawer-edit-tools{display:none;margin:34px 0 6px}.editing-mode .moodle-drawer .drawer-edit-tools{display:block}.moodle-drawer .add-block{display:block;text-align:center;border:1px dashed #b8c4d1;border-radius:6px;background:#fff;padding:12px 10px;color:#00857f;text-decoration:none;font-weight:700;font-size:13px}.moodle-drawer .block-edit-handle{display:none;float:right;color:#64748b;font-weight:800;letter-spacing:3px;cursor:grab}.editing-mode .moodle-drawer .block-edit-handle{display:block}.moodle-shell .side-block{position:relative;margin:0;border-radius:6px!important;border:1px solid #d9e0e7!important;box-shadow:none!important;padding:14px!important}.moodle-shell .current-user-card{grid-template-columns:52px 1fr!important}.moodle-shell .current-user-card h3{margin-right:22px}.moodle-shell .online-list{padding-left:0;margin:8px 0 0}.moodle-shell .online-list li{list-style:none;display:grid;grid-template-columns:30px 9px 1fr;gap:6px;align-items:center}.online-dot{width:8px;height:8px;border-radius:50%;background:#10b981;display:inline-block}.stat-small{font-size:13px!important;font-weight:700!important;color:#334155!important;margin:0!important}.moodle-home .home-extra{max-width:900px}.moodle-shell .sidebar-toggle{display:none!important}
@media(max-width:1360px){.moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,.with-sidebar:not(.sidebar-hidden) .moodle-layout{margin-right:320px;margin-left:auto;max-width:820px}.home-columns{max-width:820px}}
@media(max-width:1180px){.moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,.with-sidebar:not(.sidebar-hidden) .moodle-layout{margin-right:315px;max-width:720px}.home-columns{grid-template-columns:1fr;max-width:720px}.my-courses-block{position:static}}
@media(max-width:980px){.moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,.with-sidebar:not(.sidebar-hidden) .moodle-layout{margin-right:auto;max-width:930px}.moodle-shell .right-sidebar,.right-sidebar.moodle-drawer{top:0!important;width:min(86vw,340px);padding-top:52px}.sidebar-tab{right:0;top:96px}.sidebar-hidden .right-sidebar{transform:translateX(105%)}.right-sidebar:not(.moodle-drawer){transform:none}.moodle-drawer .drawer-edit-tools{margin-top:0}}

/* v3.9 fixes: guest/auth menu, logout dropdown, right-edge sidebar tab */
.guest-shell .moodle-mainnav,
.guest-shell .lang-switch,
.guest-shell .icon-btn,
.guest-shell .edit-switch,
.guest-shell .right-sidebar,
.guest-shell .sidebar-tab{display:none!important}
.top-login{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 14px;border-radius:999px;background:#00857f;color:#fff;text-decoration:none;font-weight:700}.top-login:hover{background:#006d69;color:#fff}.user-menu{position:relative;display:flex;align-items:center}.user-menu-btn{border:0;background:transparent;display:flex;align-items:center;gap:7px;padding:3px 7px;border-radius:999px;cursor:pointer;color:#334155;font:inherit}.user-menu-btn:hover{background:#eef2f7}.user-menu-name{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-menu-dropdown{display:none;position:absolute;right:0;top:calc(100% + 8px);min-width:210px;background:#fff;border:1px solid #d9e0e7;border-radius:10px;box-shadow:0 12px 28px rgba(15,23,42,.16);padding:8px;z-index:500}.user-menu-dropdown.open{display:block}.user-menu-dropdown a{display:block;padding:9px 10px;border-radius:7px;text-decoration:none;color:#334155}.user-menu-dropdown a:hover{background:#f1f5f9;color:#005f5b}.user-menu-dropdown hr{border:0;border-top:1px solid #e2e8f0;margin:6px 0}.user-menu-dropdown .logout-link{color:#b91c1c;font-weight:700}.nav-toggle{display:none;align-items:center;justify-content:center;border:0;background:#eef2f7;border-radius:8px;width:34px;height:34px;cursor:pointer}.moodle-shell .sidebar-tab{position:fixed!important;right:300px!important;left:auto!important;top:50%!important;bottom:auto!important;transform:translateY(-50%)!important;margin:0!important}.moodle-shell.sidebar-hidden .sidebar-tab{right:0!important}.moodle-shell .right-sidebar{right:0!important;left:auto!important}.no-sidebar .sidebar-tab{display:none!important}@media(max-width:980px){.moodle-shell .sidebar-tab{right:0!important}.user-menu-name{display:none}.nav-toggle{display:inline-flex}}
/* v4.0 course constructor */
.course-builder-list,.course-structure-list{display:flex;flex-direction:column;gap:10px}.builder-item,.course-structure-item{display:grid;grid-template-columns:44px 1fr auto 24px;gap:12px;align-items:center;border:1px solid #d7dee8;border-radius:14px;background:#fff;padding:12px}.course-structure-item{grid-template-columns:44px 1fr auto}.builder-icon{width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:#eef7f6;font-size:22px}.builder-main small,.course-structure-item small{color:#64748b}.builder-actions,.course-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.drag{cursor:grab;color:#64748b;font-size:20px}.mini-form{border:1px dashed #cbd5e1;border-radius:14px;padding:12px;background:#f8fafc}.inline-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.inline-form input{max-width:360px}.category-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.pill.active{background:#0f766e;color:#fff;border-color:#0f766e}.warn-row{background:#fff7ed}.question-picker{max-height:520px;overflow:auto;border:1px solid #e2e8f0;border-radius:12px;padding:8px}.pick-row{display:flex;gap:10px;align-items:flex-start;padding:10px;border-bottom:1px solid #eef2f7}.pick-row:last-child{border-bottom:0}.answer-row{display:grid;grid-template-columns:28px 28px 1fr;gap:8px;align-items:center;margin:8px 0}.options-sortable{padding:8px;border:1px solid #e2e8f0;border-radius:12px;background:#fbfdff}@media(max-width:900px){.builder-item,.course-structure-item{grid-template-columns:38px 1fr}.builder-actions,.course-actions{grid-column:1/-1;justify-content:flex-start}.builder-item .drag{position:absolute;right:18px}.inline-form input{max-width:none;width:100%}}

/* v4.2 fixed sidebar tab and login visibility repair */
.sidebar-tab{position:fixed!important;right:0!important;top:50%!important;transform:translateY(-50%)!important;z-index:1050!important;border-radius:22px 0 0 22px!important;}
body:not(.sidebar-hidden) .sidebar-tab{right:320px!important;}
body.no-sidebar .sidebar-tab, body.no-sidebar .right-sidebar{display:none!important;}
.user-menu-dropdown{z-index:2000;}


/* v4.3 sidebar overlay fix: drawer opens over page, content remains centered */
.moodle-layout,
.moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,
.with-sidebar:not(.sidebar-hidden) .moodle-layout,
.moodle-shell.sidebar-hidden .moodle-layout.with-sidebar,
.with-sidebar.sidebar-hidden .moodle-layout{
  max-width:930px!important;
  margin-left:auto!important;
  margin-right:auto!important;
  padding-right:0!important;
  grid-template-columns:none!important;
  display:block!important;
}
@media(max-width:1360px){
  .moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,
  .with-sidebar:not(.sidebar-hidden) .moodle-layout,
  .home-columns{max-width:930px!important;margin-left:auto!important;margin-right:auto!important;}
}
@media(max-width:1180px){
  .moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,
  .with-sidebar:not(.sidebar-hidden) .moodle-layout,
  .home-columns{max-width:930px!important;margin-left:auto!important;margin-right:auto!important;}
}
.moodle-shell .right-sidebar,
.right-sidebar.moodle-drawer{
  position:fixed!important;
  top:55px!important;
  right:0!important;
  bottom:0!important;
  width:320px!important;
  max-width:min(90vw,320px)!important;
  height:calc(100vh - 55px)!important;
  z-index:1200!important;
  overflow-y:auto!important;
  background:#f4f6f8!important;
  border-left:1px solid #d9e0e7!important;
  padding:46px 10px 18px!important;
  transform:translateX(0)!important;
  transition:transform .22s ease!important;
  box-shadow:-10px 0 28px rgba(15,23,42,.16)!important;
}
body.sidebar-hidden .right-sidebar,
.sidebar-hidden .right-sidebar,
body.sidebar-hidden .right-sidebar.moodle-drawer{
  transform:translateX(105%)!important;
}
.sidebar-tab,
.moodle-shell .sidebar-tab{
  position:fixed!important;
  right:0!important;
  left:auto!important;
  top:50%!important;
  bottom:auto!important;
  transform:translateY(-50%)!important;
  z-index:1190!important;
  width:34px!important;
  height:62px!important;
  border-radius:28px 0 0 28px!important;
  display:none!important;
}
body.sidebar-hidden .sidebar-tab,
body.sidebar-hidden.moodle-shell .sidebar-tab{
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
}
body:not(.sidebar-hidden) .sidebar-tab,
body:not(.sidebar-hidden).moodle-shell .sidebar-tab{
  display:none!important;
}
.moodle-drawer .panel-close{
  display:flex!important;
  position:absolute!important;
  top:10px!important;
  right:10px!important;
  width:32px!important;
  height:32px!important;
  border:1px solid #cbd5e1!important;
  border-radius:50%!important;
  background:#fff!important;
  color:#334155!important;
  align-items:center!important;
  justify-content:center!important;
  font-size:24px!important;
  line-height:1!important;
  cursor:pointer!important;
  z-index:1210!important;
}
body.sidebar-hidden .moodle-drawer .panel-close{display:none!important;}
body.no-sidebar .sidebar-tab,
body.no-sidebar .right-sidebar{display:none!important;}
@media(max-width:980px){
  .moodle-shell .right-sidebar,.right-sidebar.moodle-drawer{top:0!important;height:100vh!important;width:min(88vw,340px)!important;max-width:min(88vw,340px)!important;padding-top:50px!important;}
  .moodle-layout,.home-columns{max-width:100%!important;}
}

/* v4.4: home page and Moodle-like sidebar corrections */
.moodle-home .main-content{max-width:930px!important;margin-left:auto!important;margin-right:auto!important;}
.moodle-home .moodle-heading,
.moodle-home .home-columns{max-width:930px!important;margin-left:auto!important;margin-right:auto!important;}
.moodle-home .home-extra{display:none!important;}
.moodle-home .home-columns{align-items:start;}
.right-sidebar.moodle-drawer .online-users-block h3{font-size:15px;margin:0 0 10px;color:#1f2937;}
.online-summary{font-size:13px;margin:0 0 10px;color:#334155;line-height:1.35;}
.online-summary span{display:block;color:#64748b;font-size:12px;}
.moodle-online-list{margin:0!important;padding:0!important;display:flex;flex-direction:column;gap:8px;}
.moodle-online-list li{list-style:none!important;display:grid!important;grid-template-columns:28px 1fr 22px!important;align-items:center!important;gap:7px!important;min-height:30px;}
.moodle-online-list .avatar-sm{width:26px!important;height:26px!important;border-radius:50%;}
.online-user-name{font-size:13px;color:#00857f;line-height:1.2;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.online-view{font-size:14px;color:#00857f;text-decoration:none;text-align:center;opacity:.85;}
.online-view:hover{opacity:1;text-decoration:underline;}
.moodle-drawer .drawer-edit-tools{display:none!important;}
.editing-mode .moodle-drawer .drawer-edit-tools{display:block!important;}
body:not(.editing-mode) .moodle-drawer .block-edit-handle{display:none!important;}
body.editing-mode .moodle-drawer .block-edit-handle{display:block!important;}
/* Sidebar must be overlay and must not move central content */
.moodle-shell .moodle-layout,
.moodle-shell:not(.sidebar-hidden) .moodle-layout.with-sidebar,
.with-sidebar:not(.sidebar-hidden) .moodle-layout{max-width:930px!important;margin-left:auto!important;margin-right:auto!important;padding-left:18px!important;padding-right:18px!important;}
body:not(.sidebar-hidden) .sidebar-tab{display:none!important;}
body.sidebar-hidden .sidebar-tab{display:flex!important;right:0!important;}
.moodle-drawer .panel-close{display:flex!important;}

/* v4.5 Moodle-like course structure, lesson page table and settings */
.moodle-course-page .main-content,.moodle-lesson-editor .main-content,.moodle-settings-page .main-content{max-width:930px!important;margin-left:auto!important;margin-right:auto!important;}
.course-header{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin:26px auto 12px;}
.course-header h1{font-size:28px;line-height:1.12;margin:.15rem 0 .35rem;font-weight:800;color:#0f172a}.course-header-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.breadcrumbs{font-size:13px;color:#00857f;margin:24px 0 8px}.breadcrumbs a{color:#00857f;text-decoration:none}.activity-type-icon{font-size:28px;color:#b85f2f;line-height:1}.moodle-tabs{display:flex;gap:20px;align-items:center;border-bottom:1px solid #cfd8e3;margin:8px 0 18px;overflow-x:auto}.moodle-tabs a{padding:10px 0 9px;color:#00857f;text-decoration:none;font-size:14px;white-space:nowrap;border-bottom:2px solid transparent}.moodle-tabs a.active{border-bottom-color:#00857f;color:#0f172a}.moodle-section{background:#fff;border:1px solid #d8e0e8;border-radius:14px;margin:18px 0;padding:0;box-shadow:0 1px 3px rgba(15,23,42,.04);overflow:hidden}.moodle-section .section-head{display:flex;align-items:center;gap:10px;padding:15px 16px;border-bottom:1px dashed #dbe3ec}.moodle-section .section-head h2{font-size:19px;margin:0;line-height:1.2}.section-toggle{width:28px;height:28px;border:0;border-radius:9px;background:#e6fbfb;color:#00857f;font-weight:800;cursor:pointer}.section-body{padding:12px 16px 18px}.moodle-section.collapsed .section-body,.moodle-section.collapsed .section-summary{display:none}.edit-pencil{color:#0f766e;text-decoration:none;font-weight:800}.edit-pencil.small{font-size:14px;margin-left:4px}.section-menu,.dots{margin-left:auto;border:0;background:transparent;color:#0f172a;font-size:22px;text-decoration:none;cursor:pointer}.section-summary{padding:0 16px 10px;margin-top:0;color:#334155}.course-activity-list{display:flex;flex-direction:column;gap:0}.activity-row{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;border-bottom:1px dashed #dbe3ec;padding:13px 0}.activity-row:last-child{border-bottom:0}.activity-icon{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:8px;font-size:19px}.activity-icon.lesson{color:#c2693d}.activity-icon.test{color:#ec4899}.activity-title{font-weight:700;color:#00857f;text-decoration:none}.activity-title:hover{text-decoration:underline}.activity-actions{display:flex;gap:8px;align-items:center}.empty-section{padding:8px 0}.add-element-strip{padding:13px 0 0}.add-line{width:100%;border:1px dashed #cbd5e1;background:#fbfdff;color:#00857f;border-radius:12px;min-height:38px;cursor:pointer;font-weight:700}.quick-add-panel{display:none;margin-top:10px;padding:12px;border:1px dashed #cbd5e1;border-radius:12px;background:#f8fafc}.quick-add-panel.open{display:grid;gap:10px}.add-section-box{border:1px dashed #d6e0ea;border-radius:14px;padding:14px;margin:18px 0;text-align:center;background:#fff}.add-section-box form{display:flex;gap:10px;justify-content:center}.add-section-box input{max-width:420px}.lesson-pages-table{border-top:1px solid #d8e0e8}.lesson-page-row{display:grid;grid-template-columns:1.2fr .8fr .9fr 1fr;gap:10px;align-items:center;padding:12px 8px;border-bottom:1px solid #d8e0e8;background:#fff}.lesson-page-row.header{font-weight:800;background:#f8fafc;color:#0f172a}.lesson-page-row a{color:#00857f;text-decoration:none}.row-actions{display:flex;gap:12px;align-items:center}.row-actions a{text-decoration:none;color:#00857f;font-weight:800}.add-page-row{margin-top:14px;padding-top:14px;border-top:1px dashed #dbe3ec}.lesson-summary-settings .settings-form{max-width:620px}.form-row{display:grid;grid-template-columns:170px minmax(0,1fr);gap:12px;align-items:center;margin:8px 0}.form-row label{font-size:14px;color:#334155}.settings-accordion{border-bottom:1px solid #d8e0e8;padding:0}.settings-accordion .settings-head{display:flex;gap:10px;align-items:center;cursor:pointer;padding:13px 0;color:#00857f}.settings-accordion .settings-head h2{margin:0;font-size:22px;color:#0f172a}.settings-accordion .settings-body{display:none;padding:5px 0 18px}.settings-accordion.open .settings-body{display:block}.moodle-settings-form{max-width:760px}.checkline{display:flex!important;gap:9px;align-items:center;font-weight:500}.checkline input{width:auto;margin:0}.expand-all{margin-left:auto;color:#00857f;text-decoration:none;font-size:13px}.btn.small{min-height:32px;padding:6px 10px;border-radius:8px;font-size:13px}.btn.secondary{background:#64748b}@media(max-width:900px){.course-header{flex-direction:column}.activity-row{grid-template-columns:28px 1fr}.activity-actions{grid-column:1/-1;justify-content:flex-start}.lesson-page-row{grid-template-columns:1fr}.lesson-page-row.header{display:none}.form-row{grid-template-columns:1fr}.add-section-box form{flex-direction:column}.moodle-tabs{gap:14px}.course-header h1{font-size:23px}}

/* v4.6 Moodle-like administration, users, course management and gradebook */
.moodle-admin-page .main-content{max-width:calc(100vw - 90px)!important;width:100%!important;margin-left:auto!important;margin-right:auto!important;}
.moodle-admin-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin:28px 0 14px;}
.moodle-admin-head h1{font-size:26px;line-height:1.2;margin:0;color:#0f172a;font-weight:800;}
.admin-search{display:flex;gap:0;align-items:center;min-width:220px;}
.admin-search input{margin:0;border-radius:8px 0 0 8px;min-height:36px;}
.admin-search button{min-height:36px;border-radius:0 8px 8px 0;background:#00857f;padding:6px 12px;}
.admin-tabs{margin-bottom:20px;}
.admin-dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:15px 0 18px;}
.admin-stat{background:#fff;border:1px solid #d8e0e8;border-radius:10px;padding:14px;box-shadow:0 1px 3px #00000008;}
.admin-stat b{display:block;color:#00857f;font-size:13px;margin-bottom:6px}.admin-stat span{font-size:28px;font-weight:800;color:#0f172a}
.admin-settings-list{border-top:1px solid #d8e0e8;margin-top:20px;}
.admin-setting-row{display:grid;grid-template-columns:300px 1fr;gap:24px;border-bottom:1px solid #d8e0e8;padding:20px 8px;min-height:76px;}
.admin-setting-row h2{font-size:18px;color:#00857f;margin:0;}
.admin-setting-row div{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:3px 18px;align-content:start;}
.admin-setting-row a{color:#00857f;text-decoration:none;font-size:14px;line-height:1.35}.admin-setting-row a:hover{text-decoration:underline;}
.moodle-toolbar{display:flex;align-items:center;gap:10px;justify-content:flex-end;margin:16px 0;flex-wrap:wrap;}
.moodle-filter-box{display:none;background:#fff;border:1px solid #d8e0e8;border-radius:10px;padding:12px;margin:10px 0 18px;}
.moodle-filter-box.open{display:block}.moodle-filter-box form{display:flex;gap:10px;align-items:end;flex-wrap:wrap}.moodle-filter-box label{min-width:220px}.moodle-filter-box input,.moodle-filter-box select{margin:4px 0 0;}
.moodle-table-card{background:#fff;border-top:1px solid #d8e0e8;border-bottom:1px solid #d8e0e8;margin:16px 0;}
.moodle-list-table{min-width:1050px;border-collapse:collapse}.moodle-list-table th{font-size:13px;color:#00857f;background:#fbfdff;border-bottom:2px solid #d8e0e8}.moodle-list-table td{font-size:14px;background:#fff}.moodle-list-table tr:nth-child(even) td{background:#f7f9fb}.user-row{display:flex;align-items:center;gap:9px}.user-row a{color:#00857f;text-decoration:none;font-weight:700}.status-pill{display:inline-flex;align-items:center;border-radius:999px;padding:3px 8px;font-size:12px;font-weight:700}.status-pill.active{background:#15803d;color:#fff}.status-pill.blocked{background:#e2e8f0;color:#334155}.dropdown-actions{position:relative;text-align:right}.dropdown-actions>button{background:transparent;color:#0f172a;border:0;font-size:22px;min-height:28px;padding:0 8px}.dropdown-actions>div{display:none;position:absolute;right:0;top:28px;background:#fff;border:1px solid #cbd5e1;border-radius:8px;box-shadow:0 8px 20px #0002;min-width:220px;z-index:20;text-align:left}.dropdown-actions:hover>div{display:block}.dropdown-actions a,.dropdown-actions form button{display:block;width:100%;background:#fff;color:#0f172a;border:0;text-align:left;padding:9px 12px;text-decoration:none;font-size:14px}.dropdown-actions a:hover,.dropdown-actions form button:hover{background:#f1f5f9}.danger-text{color:#dc2626!important}.link-btn{background:transparent!important;color:#00857f!important;border:0!important;padding:0!important;min-height:auto!important}.moodle-form-card{max-width:760px;margin:18px auto;background:#fff;padding:18px;border-radius:12px;border:1px solid #d8e0e8}.avatar-drop{border:2px dashed #cbd5e1;border-radius:10px;min-height:110px;display:grid;place-items:center;text-align:center;background:#fbfdff;padding:15px}.avatar-drop input{max-width:330px}.moodle-management-grid{display:grid;grid-template-columns:minmax(320px,1fr) minmax(420px,1fr);gap:18px;align-items:start}.management-card{background:#fff;border:1px solid #cbd5e1;border-radius:8px;min-height:420px;padding:12px}.management-card h2{font-size:20px;margin:0 0 12px}.category-tree{border:1px solid #d8e0e8;border-radius:8px;padding:10px;background:#fbfdff;margin-top:12px}.cat-row{display:grid;grid-template-columns:24px 1fr 36px 95px;align-items:center;gap:6px;border-bottom:1px solid #e5edf5;min-height:32px;font-size:14px}.cat-row:last-child{border-bottom:0}.cat-row.active{border-left:4px solid #00857f;background:#f0fdfa}.cat-row a{color:#00857f;text-decoration:none}.cat-count{text-align:center;color:#475569}.cat-icons{font-size:13px;color:#00857f;white-space:nowrap}.course-management-list{border-top:1px solid #d8e0e8;margin-top:12px}.course-mgmt-row{display:grid;grid-template-columns:26px 1fr 160px 120px;align-items:center;gap:8px;min-height:38px;border-bottom:1px solid #e5edf5}.course-mgmt-row a{color:#00857f;text-decoration:none;font-weight:700}.course-row-actions{display:flex;gap:9px;justify-content:flex-end;color:#00857f}.move-row{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;margin-top:12px}.modal-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:2000;align-items:flex-start;justify-content:center;padding-top:70px}.modal-backdrop.open{display:flex}.modal-card{position:relative;background:#fff;border:3px solid #14b8a6;border-radius:8px;box-shadow:0 20px 60px #0005;width:min(680px,92vw);padding:18px}.modal-close{position:absolute;right:12px;top:10px;background:transparent!important;color:#64748b!important;border:0!important;font-size:24px!important;min-height:auto!important;padding:0!important}.modal-actions{display:flex;justify-content:flex-end;gap:10px;border-top:1px solid #d8e0e8;padding-top:14px;margin-top:12px}.gradebook-wrap{background:#fff;margin-top:18px}.gradebook-table{min-width:1300px;border-collapse:collapse}.gradebook-table th,.gradebook-table td{border:1px solid #cfd8e3;min-width:140px;font-size:13px}.gradebook-table th{vertical-align:bottom;height:72px;color:#0f172a;background:#fbfdff}.gradebook-table th:first-child,.gradebook-table td:first-child{position:sticky;left:0;background:#fff;z-index:2;min-width:220px}.gradebook-table th:nth-child(2),.gradebook-table td:nth-child(2){position:sticky;left:220px;background:#fff;z-index:2;min-width:240px}.checkmark{color:#15803d;font-weight:800}.avg-row td{background:#f8fafc!important;font-weight:700}.grade-search{max-width:210px;margin:0!important}.success{background:#ecfdf5;border:1px solid #bbf7d0;color:#166534;border-radius:10px;padding:10px 12px}.breadcrumbs{font-size:13px;color:#00857f;margin:18px 0 8px}.breadcrumbs a{color:#00857f;text-decoration:none}.mini-form{margin:12px 0;padding:12px;background:#f8fafc;border:1px dashed #cbd5e1;border-radius:10px}
@media(max-width:900px){.admin-setting-row{grid-template-columns:1fr}.moodle-management-grid{grid-template-columns:1fr}.course-mgmt-row{grid-template-columns:26px 1fr}.course-row-actions,.course-mgmt-row .muted{grid-column:2}.move-row{grid-template-columns:1fr}.moodle-admin-head{flex-direction:column}.admin-search{width:100%}.modal-backdrop{padding-top:25px}.form-row{grid-template-columns:1fr!important}}

/* v4.7 Moodle-like question bank and enrollment roles */
.moodle-question-page .main-content{max-width:calc(100vw - 90px)!important;width:100%!important;margin-left:auto!important;margin-right:auto!important}.question-bank-head{max-width:940px;margin:22px auto 18px;display:flex;gap:18px;align-items:center}.question-bank-head h1{font-size:28px;margin:0 0 12px}.bank-icon{font-size:42px;color:#00a7a0}.moodle-tabs.compact{margin:0}.bank-dropdown{margin:18px 0 16px;position:relative;display:inline-block}.bank-dropdown>div{display:none;position:absolute;left:0;top:36px;min-width:150px;background:#fff;border:1px solid #94a3b8;z-index:30;box-shadow:0 8px 18px #0002}.bank-dropdown:hover>div{display:block}.bank-dropdown a{display:block;padding:9px 12px;text-decoration:none;color:#0f172a}.bank-dropdown a:hover{background:#0d9488;color:#fff}.question-filter-box{border:1px solid #cfd8e3;border-radius:9px;background:#fff;padding:12px;margin:0 0 12px}.question-filter-box h2{font-size:26px;margin:0 0 10px}.filter-line,.filter-condition{display:flex;align-items:center;gap:10px;flex-wrap:wrap;border:1px solid #d8e0e8;border-radius:8px;padding:10px;margin:8px 0;background:#fbfdff}.filter-condition input,.filter-condition select{max-width:320px}.filter-actions{display:flex;gap:12px;justify-content:flex-end;align-items:center}.bank-actions{display:flex;gap:8px;align-items:center;margin:10px 0 12px;flex-wrap:wrap}.question-bank-table{min-width:1500px;border-collapse:collapse;background:#fff}.question-bank-table th{vertical-align:top;color:#00756f;background:#fbfdff;font-weight:800;border-bottom:2px solid #d8e0e8}.question-bank-table th span{font-weight:700;color:#00857f}.question-bank-table td{border-bottom:1px solid #d8e0e8;vertical-align:top;background:#fff}.question-bank-table tr:nth-child(even) td{background:#f6f7f8}.q-title-cell{max-width:260px}.inline-menu{position:relative;display:inline-block}.inline-menu>a{color:#00857f;text-decoration:none}.inline-menu>div{display:none;position:absolute;left:0;top:26px;min-width:230px;background:#fff;border:1px solid #cbd5e1;border-radius:8px;box-shadow:0 14px 26px #0002;z-index:40;padding:5px}.inline-menu:hover>div{display:block}.inline-menu a,.inline-menu button{display:block;width:100%;text-align:left;background:#fff;border:0;color:#0f172a;text-decoration:none;padding:8px 10px}.inline-menu a:hover,.inline-menu button:hover{background:#f1f5f9}.modal-card textarea{width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:10px}.question-editor.card{max-width:1180px;margin:0 auto}.question-editor .answer-row{background:#f4f4f4;border-radius:4px;border-color:#d8d8d8;margin:0 0 10px;padding:14px;display:grid;grid-template-columns:32px 30px minmax(0,1fr);align-items:start}.question-editor .answer-row textarea[name='options[]']{min-height:74px;width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:8px;resize:vertical}.question-editor h3{border-top:1px solid #d8e0e8;padding-top:16px}.question-picker .pick-row{background:#fff}.role-course-teacher{background:#ccfbf1;color:#0f766e;border-radius:999px;padding:3px 8px;font-weight:700}
@media(max-width:900px){.question-bank-head{max-width:100%;margin:12px 0}.question-bank-head h1{font-size:22px}.filter-actions{justify-content:flex-start}.moodle-question-page .main-content{max-width:100%!important}.question-editor .answer-row{grid-template-columns:24px 24px 1fr}.question-bank-table{min-width:1100px}}

/* v4.9: Moodle-style editing switch and strict edit-mode visibility */
.moodle-brand img{height:46px!important;max-width:190px;object-fit:contain;object-position:left center;}
.edit-switch{display:inline-flex!important;align-items:center!important;gap:10px!important;cursor:pointer;user-select:none;margin-left:8px!important;font-size:14px!important;color:#0f172a!important;font-weight:500!important;}
.edit-switch input{position:absolute!important;opacity:0!important;width:1px!important;height:1px!important;margin:0!important;pointer-events:none!important;}
.edit-switch .switch-ui{position:relative;display:inline-block;width:42px;height:22px;border-radius:999px;background:#e5e7eb;border:1px solid #9ca3af;box-shadow:inset 0 1px 2px rgba(0,0,0,.12);transition:background .18s ease,border-color .18s ease;flex:0 0 auto;}
.edit-switch .switch-ui::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.35);transition:transform .18s ease;}
.edit-switch input:checked + .switch-ui{background:#0d9488;border-color:#0d9488;}
.edit-switch input:checked + .switch-ui::after{transform:translateX(20px);}
.edit-switch input:focus-visible + .switch-ui{outline:3px solid rgba(13,148,136,.25);outline-offset:2px;}

/* Course editing controls are hidden until the switch is ON */
body.course-view .course-header-actions,
body.course-view .edit-pencil,
body.course-view .section-menu,
body.course-view .dots,
body.course-view .add-element-strip,
body.course-view .add-section-box,
body.course-view .quick-add-panel,
body.course-view .activity-actions .dots{display:none!important;}
body.course-view.editing-mode .course-header-actions{display:flex!important;}
body.course-view.editing-mode .edit-pencil{display:inline-flex!important;align-items:center;}
body.course-view.editing-mode .section-menu{display:inline-flex!important;align-items:center;justify-content:center;}
body.course-view.editing-mode .dots{display:inline-flex!important;align-items:center;justify-content:center;}
body.course-view.editing-mode .add-element-strip{display:block!important;}
body.course-view.editing-mode .add-section-box{display:block!important;}
body.course-view.editing-mode .quick-add-panel.open{display:grid!important;}
body.course-view:not(.editing-mode) .activity-row{grid-template-columns:34px 1fr auto;}
body.course-view:not(.editing-mode) .moodle-section .section-head{padding-right:16px;}
body.course-view:not(.editing-mode) .activity-actions{display:flex!important;}
body.course-view:not(.editing-mode) .activity-actions .btn{display:inline-flex!important;}

@media(max-width:980px){.moodle-brand img{height:40px!important;max-width:150px}.edit-switch-label{display:none!important}.edit-switch{gap:4px!important;margin-left:2px!important}}
@media(max-width:720px){.moodle-brand img{height:34px!important;max-width:120px}.edit-switch{display:inline-flex!important}.edit-switch .switch-ui{width:38px;height:20px}.edit-switch .switch-ui::after{width:14px;height:14px}.edit-switch input:checked + .switch-ui::after{transform:translateX(18px)}}

/* v5.0: fixed home as default after login and updated header logo */
.moodle-brand img,.brand-logo{height:46px!important;max-width:190px!important;object-fit:contain!important;}
@media(max-width:720px){.moodle-brand img,.brand-logo{height:38px!important;max-width:155px!important;}}