@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Playfair+Display:wght@700&display=swap";
:root{--orange:#fc8b21;--orange-light:#fc8b21;--orange-dark:#fc8b21;--orange-pale:#fff2e6;--teal:#1b4f5e;--teal-mid:#236476;--teal-light:#33889a;--teal-pale:#e5f2f5;--cream:#faf7f2;--cream-2:#f2ede4;--cream-3:#e8e0d4;--text-primary:#1a2e35;--text-secondary:#4a6572;--text-muted:#8a9ba3;--border:#1b4f5e1f;--shadow-sm:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 12px #00000014, 0 2px 4px #0000000a;--shadow-lg:0 16px 40px #0000001f, 0 4px 8px #0000000f;--shadow-orange:0 4px 14px #f47b2059;--radius-sm:6px;--radius-md:12px;--radius-lg:18px;--radius-xl:24px;--sidebar-w:280px;--topbar-h:64px;--transition:.22s cubic-bezier(.4, 0, .2, 1);--transition-slow:.38s cubic-bezier(.4, 0, .2, 1);--bg:var(--cream);--bg-card:#fff;--bg-sidebar:var(--teal);--bg-input:#fff;--text-on-teal:#ffffffeb;--text-on-teal-muted:#ffffff8c;--border-color:var(--border)}[data-theme=dark]{--bg:#111b1e;--bg-card:#1a2730;--bg-input:#1e2f38;--bg-sidebar:#0d1f26;--text-primary:#e8eff2;--text-secondary:#8fb5c2;--text-muted:#4a6572;--border:#ffffff14;--border-color:#ffffff14;--cream:#111b1e;--cream-2:#1a2730;--orange-pale:#f47b201f;--teal-pale:#1b4f5e40;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 16px 40px #00000080}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{background:var(--bg);color:var(--text-primary);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6;transition:background .5s cubic-bezier(.4,0,.2,1),color .5s cubic-bezier(.4,0,.2,1);overflow-x:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}button,input,select,textarea{font-family:inherit;transition:background .3s,color .3s,border-color .3s,transform .2s}svg{fill:none;stroke:currentColor;stroke-width:1.75px;stroke-linecap:round;stroke-linejoin:round;display:block}img{max-width:100%}ul,ol{list-style:none}.page{min-height:100vh;display:none}.page.active{display:block}.brush-stroke{opacity:.07;filter:blur(60px);pointer-events:none;border-radius:50%;position:absolute}#page-login{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.login-bg{pointer-events:none;position:absolute;inset:0}.login-bg .bs-1{background:var(--orange);opacity:.09;filter:blur(80px);width:550px;height:550px;animation:8s ease-in-out infinite floatA;top:-150px;right:-100px}.login-bg .bs-2{background:var(--teal);opacity:.1;filter:blur(70px);width:400px;height:400px;animation:10s ease-in-out infinite floatB;bottom:-80px;left:-80px}.login-bg .bs-3{background:var(--orange-light);opacity:.05;filter:blur(40px);width:200px;height:200px;animation:6s ease-in-out infinite reverse floatA;top:50%;left:50%;transform:translate(-50%,-50%)}@keyframes floatA{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-24px)scale(1.05)}}@keyframes floatB{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(16px)scale(.97)}}.login-container{z-index:1;width:100%;max-width:420px;padding:24px 20px;position:relative}.login-brand{text-align:center;margin-bottom:32px}.brand-logo{width:auto;height:95px;box-shadow:none;background:0 0;border-radius:0;justify-content:center;align-items:center;margin-bottom:24px;display:inline-flex;overflow:visible}.brand-logo img{object-fit:contain;content:url(/static/uploads/logos/logo.png);width:auto;height:100%}[data-theme=light] .brand-logo img{content:url(/static/uploads/logos/logoblack.png)!important}.login-brand .brand-name,.login-brand .brand-subtitle{display:none!important}.logo-m{color:#fff;font-family:Playfair Display,serif;font-size:28px;font-weight:700;line-height:1}.logo-dot{color:var(--orange);font-size:28px;line-height:1}.brand-name{color:var(--text-primary);letter-spacing:-.3px;font-family:Playfair Display,serif;font-size:28px;font-weight:700}.brand-subtitle{color:var(--text-muted);letter-spacing:2px;text-transform:uppercase;margin-top:2px;font-size:13px;font-weight:500}.login-card{background:var(--bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);border:1px solid var(--border-color);padding:36px 32px}.login-title{color:var(--text-primary);margin-bottom:4px;font-size:22px;font-weight:700}.login-desc{color:var(--text-secondary);margin-bottom:28px;font-size:14px}.field-group{margin-bottom:18px}.field-group label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:7px;font-size:13px;font-weight:600;display:block}.field-group input{background:var(--bg-input);border:1.5px solid var(--border-color);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:border-color var(--transition), box-shadow var(--transition);outline:none;padding:12px 14px;font-size:15px}.field-group input:focus{border-color:var(--teal-light);box-shadow:0 0 0 3px #33889a26}.field-group input::placeholder{color:var(--text-muted)}.custom-select{background-color:var(--bg-input);color:var(--text-primary);border:1.5px solid var(--border-color);border-radius:var(--radius-md);appearance:none;cursor:pointer;transition:all var(--transition);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238A9BA3' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");outline:none;padding:8px 36px 8px 12px;font-size:14px;font-weight:500;background-position:right 12px center!important;background-repeat:no-repeat!important;background-size:16px!important}.custom-select:hover{border-color:var(--teal-light)}.custom-select:focus{border-color:var(--teal-light);box-shadow:0 0 0 3px #33889a26}[data-theme=dark] .custom-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238FB5C2' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E")}.password-wrap{position:relative}.password-wrap input{padding-right:46px}#toggle-password{color:var(--text-muted);width:24px;height:24px;transition:color var(--transition);justify-content:center;align-items:center;display:flex;position:absolute;top:50%;right:12px;transform:translateY(-50%)}#toggle-password:hover{color:var(--teal)}#toggle-password svg{width:18px;height:18px}.login-error{color:#e03e3e;border-radius:var(--radius-sm);background:#e03e3e14;border:1px solid #e03e3e33;margin-bottom:14px;padding:8px 12px;font-size:13px}.btn-primary{background:linear-gradient(135deg, var(--orange), var(--orange-dark));color:#fff;border-radius:var(--radius-md);cursor:pointer;transition:transform var(--transition), box-shadow var(--transition), opacity var(--transition);box-shadow:var(--shadow-orange);white-space:nowrap;border:none;align-items:center;gap:8px;padding:12px 22px;font-size:15px;font-weight:600;display:inline-flex}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #f47b2073}.btn-primary:active{transform:translateY(0)}.btn-block{justify-content:center;width:100%}.btn-ghost{color:var(--text-secondary);border-radius:var(--radius-md);border:1.5px solid var(--border-color);cursor:pointer;transition:all var(--transition);background:0 0;align-items:center;gap:6px;padding:10px 18px;font-size:14px;font-weight:500;display:inline-flex}.btn-ghost:hover{background:var(--cream-2);color:var(--text-primary)}.btn-icon-sm{border-radius:var(--radius-sm);border:1.5px solid var(--border-color);width:32px;height:32px;color:var(--text-secondary);transition:all var(--transition);background:var(--bg-card);justify-content:center;align-items:center;display:inline-flex}.btn-icon-sm:hover{border-color:var(--teal-light);color:var(--teal);background:var(--teal-pale)}.btn-icon-sm.danger:hover{color:#e03e3e;background:#e03e3e0f;border-color:#e03e3e}.btn-icon-sm svg{width:14px;height:14px}.icon-btn{width:36px;height:36px;color:var(--text-on-teal-muted);transition:all var(--transition);background:0 0;border-radius:10px;justify-content:center;align-items:center;display:flex}.icon-btn svg{width:18px;height:18px}.icon-btn:hover{color:#fff;background:#ffffff1a}.theme-toggle-icon{justify-content:center;align-items:center;width:20px;height:20px;display:flex;position:relative}.theme-toggle-icon svg{width:18px;height:18px;margin:auto;transition:all .5s cubic-bezier(.4,0,.2,1);position:absolute;inset:0}[data-theme=light] .moon-icon{opacity:0;pointer-events:none;transform:scale(.3)rotate(90deg)}[data-theme=light] .sun-icon{opacity:1;transform:scale(1)rotate(0)}[data-theme=dark] .sun-icon{opacity:0;pointer-events:none;transform:scale(.3)rotate(-90deg)}[data-theme=dark] .moon-icon{opacity:1;transform:scale(1)rotate(0)}.lms-layout{height:100vh;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--bg-sidebar);z-index:100;height:100vh;transition:transform var(--transition-slow);flex-direction:column;display:flex;position:relative;overflow:hidden}.sidebar:before{content:"";pointer-events:none;background:linear-gradient(#0000,#ffffff0f 30% 70%,#0000);width:1px;height:100%;position:absolute;top:0;right:0}.sidebar-header{border-bottom:1px solid #ffffff0f;justify-content:space-between;align-items:center;padding:20px 20px 16px;display:flex}.sidebar-brand{align-items:center;gap:10px;display:flex}.brand-logo-sm{flex-shrink:0;justify-content:center;align-items:center;width:auto;height:44px;display:flex;box-shadow:none!important;background:0 0!important;border-radius:0!important;overflow:visible!important}.brand-logo-sm img{content:url(/static/uploads/logos/logo.png);width:auto;height:100%;object-fit:contain!important}[data-theme=light] .brand-logo-sm img{content:url(/static/uploads/logos/logoblack.png)!important}.logo-dot-sm{color:var(--orange)}.sidebar-brand-name{display:none!important}.sidebar-close{color:var(--text-on-teal-muted);transition:color var(--transition);justify-content:center;align-items:center;width:30px;height:30px;display:none}.sidebar-close svg{width:18px;height:18px}.sidebar-close:hover{color:#fff}.sidebar-nav{scrollbar-width:thin;scrollbar-color:#ffffff14 transparent;flex:1;padding:16px 12px;overflow-y:auto}.sidebar-nav::-webkit-scrollbar{width:4px}.sidebar-nav::-webkit-scrollbar-track{background:0 0}.sidebar-nav::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}.sidebar-nav-label{text-transform:uppercase;letter-spacing:1.2px;color:var(--text-on-teal-muted);margin-bottom:10px;padding:0 8px;font-size:10px;font-weight:700}.accordion-item{margin-bottom:4px}.accordion-header{border-radius:var(--radius-sm);cursor:pointer;color:var(--text-on-teal);transition:background var(--transition);-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;font-size:13px;font-weight:600;display:flex}.accordion-header:hover{background:#ffffff12}.accordion-header.open{background:#ffffff14}.accordion-cat-icon{width:28px;height:28px;color:var(--orange-light);background:#ffffff14;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.accordion-cat-icon svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:14px;height:14px}.accordion-cat-name{flex:1}.accordion-count{color:var(--text-on-teal-muted);background:#ffffff1a;border-radius:20px;padding:2px 7px;font-size:11px;font-weight:600}.accordion-chevron{width:16px;height:16px;color:var(--text-on-teal-muted);transition:transform var(--transition);stroke-width:2.5px;flex-shrink:0}.accordion-chevron.open{transform:rotate(180deg)}.accordion-lessons{max-height:0;transition:max-height var(--transition-slow);overflow:hidden}.accordion-lessons.open{max-height:800px}.lesson-link{border-radius:var(--radius-sm);color:var(--text-on-teal-muted);cursor:pointer;transition:all var(--transition);align-items:center;gap:10px;margin:2px 0;padding:9px 12px 9px 16px;font-size:13px;display:flex;position:relative}.lesson-link:hover{color:var(--text-on-teal);background:#ffffff0d}.lesson-link.active{background:var(--orange);color:#fff;font-weight:600;box-shadow:0 2px 8px #f47b204d}.lesson-link .check-circle{width:18px;height:18px;transition:all var(--transition);border:1.5px solid #ffffff40;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;margin-left:auto;display:flex}.lesson-bullet-icon{opacity:.45;width:12px;height:12px;transition:all var(--transition);color:var(--text-on-teal-muted);flex-shrink:0;justify-content:center;align-items:center;display:flex}.lesson-bullet-icon svg{stroke-width:3px;fill:none;stroke:currentColor;width:12px;height:12px}.lesson-link:hover .lesson-bullet-icon{opacity:.8;color:var(--text-on-teal)}.lesson-link.active .lesson-bullet-icon{opacity:1;color:#fff}.lesson-link.done .check-circle{background:#fff3;border-color:#ffffff80}.lesson-link.active .check-circle{background:#ffffff26;border-color:#ffffff80}.check-circle svg{stroke-width:2.5px;width:10px;height:10px}.lesson-name{flex:1;line-height:1.3}.sidebar-footer{border-top:1px solid #ffffff0f;justify-content:space-between;align-items:center;gap:8px;padding:14px 14px 16px;display:flex}.student-info{align-items:center;gap:10px;min-width:0;display:flex}.avatar{background:var(--orange);color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;font-size:14px;font-weight:700;display:flex}.avatar.is-admin{background:var(--teal-light)}.student-meta{min-width:0}.student-name{color:var(--text-on-teal);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;display:block;overflow:hidden}.student-role{color:var(--text-on-teal-muted);font-size:11px;display:block}.sidebar-actions{flex-shrink:0;align-items:center;gap:4px;display:flex}.topbar{height:var(--topbar-h);background:var(--bg-card);border-bottom:1px solid var(--border-color);z-index:100;box-shadow:var(--shadow-sm);align-items:center;gap:20px;padding:0 24px;transition:background .5s cubic-bezier(.4,0,.2,1),border-color .5s cubic-bezier(.4,0,.2,1);display:flex;position:relative}.hamburger{width:36px;height:36px;color:var(--text-secondary);border-radius:var(--radius-sm);transition:all var(--transition);justify-content:center;align-items:center;display:none}.hamburger svg{width:20px;height:20px}.hamburger:hover{background:var(--cream-2);color:var(--text-primary)}.breadcrumb{color:var(--text-muted);flex:1;align-items:center;gap:6px;font-size:13px;display:flex;overflow:hidden}.breadcrumb .sep{opacity:.5}.breadcrumb .current{color:var(--text-primary);font-weight:500}.topbar-right{align-items:center;gap:12px;display:flex}.progress-pill{background:var(--cream-2);border:1px solid var(--border-color);border-radius:20px;align-items:center;min-width:130px;height:28px;display:flex;position:relative;overflow:hidden}[data-theme=dark] .progress-pill{background:#ffffff0d}.progress-bar-inner{background:linear-gradient(90deg, var(--orange), var(--orange-light));width:0%;transition:width var(--transition-slow);position:absolute;top:0;bottom:0;left:0}.progress-text{z-index:2;color:var(--text-primary);white-space:nowrap;letter-spacing:.2px;text-shadow:0 0 1px #0000001a;padding:0 15px;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:13px;font-weight:700;position:relative}[data-theme=dark] .progress-text{color:#fff;text-shadow:0 1px 2px #0000004d}.complete-btn{border-radius:var(--radius-md);border:2px solid var(--orange);color:var(--orange);cursor:pointer;transition:all var(--transition);white-space:nowrap;background:0 0;align-items:center;gap:8px;padding:8px 16px;font-size:13px;font-weight:600;display:flex}.complete-btn svg{width:15px;height:15px;stroke:var(--orange);transition:stroke var(--transition)}.complete-btn:hover{background:var(--orange);color:#fff}.complete-btn:hover svg{stroke:#fff}.complete-btn.is-done{background:var(--orange);color:#fff}.complete-btn.is-done svg{stroke:#fff}.main-content{background:var(--bg);flex-direction:column;flex:1;display:flex;overflow-y:auto}.welcome-state{min-height:calc(100vh - var(--topbar-h));flex:1;justify-content:center;align-items:center;padding:40px;display:flex;position:relative;overflow:hidden}.welcome-art{pointer-events:none;position:absolute;inset:0}.welcome-art .ws-1{background:var(--orange);opacity:.05;filter:blur(80px);width:600px;height:600px;animation:9s ease-in-out infinite floatA;top:-200px;right:-150px}.welcome-art .ws-2{background:var(--teal);opacity:.07;filter:blur(70px);width:400px;height:400px;animation:12s ease-in-out infinite floatB;bottom:-100px;left:-100px}.welcome-inner{text-align:center;z-index:1;position:relative}.welcome-inner h2{color:var(--text-primary);margin-bottom:12px;font-family:Playfair Display,serif;font-size:36px;font-weight:700}.welcome-inner p{color:var(--text-secondary);max-width:380px;margin:0 auto 28px;font-size:16px;line-height:1.7}.feature-pills{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.fpill{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-secondary);box-shadow:var(--shadow-sm);border-radius:20px;padding:8px 16px;font-size:13px;font-weight:500}.lesson-view{flex:1;padding:28px 32px 48px;position:relative;overflow:hidden}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.video-wrapper{margin-bottom:28px}.video-container{border-radius:var(--radius-lg);height:0;box-shadow:var(--shadow-lg);background:#0d1f26;padding-bottom:56.25%;position:relative;overflow:hidden}.video-container iframe{border-radius:var(--radius-lg);border:none;width:100%;height:100%;position:absolute;inset:0}.lesson-info{max-width:860px}.lesson-meta-top{align-items:center;gap:10px;margin-bottom:12px;display:flex}.lesson-category-tag{background:var(--teal-pale);color:var(--teal);text-transform:uppercase;letter-spacing:.5px;border-radius:20px;align-items:center;padding:4px 12px;font-size:12px;font-weight:600;display:inline-flex}[data-theme=dark] .lesson-category-tag{color:var(--teal-light);background:#1b4f5e59}.lesson-duration-tag{background:var(--orange-pale);color:var(--orange-dark);border-radius:20px;align-items:center;gap:5px;padding:4px 12px;font-size:12px;font-weight:600;display:inline-flex}[data-theme=dark] .lesson-duration-tag{color:var(--orange-light);background:#f47b201a}.lesson-duration-tag svg{stroke-width:2px;width:13px;height:13px}.lesson-title{color:var(--teal);margin-bottom:6px;font-family:Playfair Display,serif;font-size:28px;font-weight:700;line-height:1.3}[data-theme=dark] .lesson-title{color:var(--text-primary)}.lesson-subtitle{color:var(--text-secondary);margin-bottom:20px;font-size:16px}.lesson-divider{background:var(--border-color);height:1px;margin-bottom:20px}.lesson-description{color:var(--text-secondary);font-size:15px;line-height:1.8}.lesson-description p{margin-bottom:12px}.lesson-description p:last-child{margin-bottom:0}.sidebar-overlay{z-index:90;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#00000073;position:fixed;inset:0}#page-admin{background:var(--bg)}.admin-layout{height:100vh;display:flex;overflow:hidden}.admin-sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--teal);z-index:100;height:100vh;transition:transform var(--transition-slow);flex-direction:column;display:flex;position:relative}.admin-nav{flex:1;padding:12px;overflow-y:auto}.admin-nav-item{border-radius:var(--radius-sm);color:var(--text-on-teal-muted);transition:all var(--transition);cursor:pointer;align-items:center;gap:12px;margin-bottom:3px;padding:11px 14px;font-size:14px;font-weight:500;display:flex}.admin-nav-item svg{flex-shrink:0;width:18px;height:18px}.admin-nav-item:hover{color:var(--text-on-teal);background:#ffffff12}.admin-nav-item.active{background:var(--orange);color:#fff;box-shadow:var(--shadow-orange);font-weight:600}.admin-body{flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.admin-topbar{height:var(--topbar-h);background:var(--bg-card);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-sm);flex-shrink:0;align-items:center;gap:14px;padding:0 28px;display:flex}.admin-page-title{color:var(--text-primary);flex:1;font-size:18px;font-weight:700}.admin-topbar-actions{gap:10px;display:flex}.admin-tab{flex:1;padding:28px 28px 48px;display:none;overflow-y:auto}.admin-tab.active{animation:.25s fadeIn;display:block}.stats-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px;display:grid}.stat-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);transition:transform var(--transition), box-shadow var(--transition);align-items:center;gap:16px;padding:20px;display:flex}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-icon{border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.stat-icon svg{width:22px;height:22px}.stat-orange{background:var(--orange-pale);color:var(--orange)}.stat-teal{background:var(--teal-pale);color:var(--teal)}.stat-green{color:#2e7d32;background:#e8f5e9}.stat-purple{color:#7b1fa2;background:#f3e5f5}[data-theme=dark] .stat-green{color:#81c784;background:#2e7d3233}[data-theme=dark] 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var(--border-color);background:var(--bg-card);flex-direction:column;gap:0;display:flex;overflow:hidden}.settings-item{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:24px;transition:background .2s;display:flex}.settings-item:last-child{border-bottom:none}.settings-item-label{flex-direction:column;gap:4px;display:flex}.settings-item-title{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:13px;font-weight:600}.settings-item-value{color:var(--text-primary);font-size:16px;font-weight:500}.settings-edit-form{border-bottom:1px solid var(--border-color);background:#ffffff05;padding:24px;animation:.3s ease-out slideDown}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.settings-item-action .icon-btn{color:var(--orange);opacity:.7}.settings-item-action .icon-btn:hover{opacity:1;background:#ff66001a}.settings-input{outline:none;width:100%;transition:all .2s;color:var(--text-primary)!important;background:#ffffff0d!important;border:1px solid #ffffff1a!important;border-radius:12px!important;padding:10px 16px!important;font-size:14px!important}.settings-input:focus{border-color:var(--orange)!important;background:#ffffff14!important;box-shadow:0 0 0 3px #ff66001a!important}.password-edit-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;width:100%;display:grid}.password-edit-grid .field-group{margin-bottom:0}.password-edit-grid label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;font-size:11px;display:block}[data-theme=light] .settings-input{background:#00000008!important;border:1px solid #0000001a!important}[data-theme=light] .settings-edit-form{background:#00000005!important}.avatar img,.profile-img-preview img{object-fit:cover;width:100%;height:100%;display:block}.profile-img-preview{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:50%;justify-content:center;align-items:center;display:flex;overflow:hidden}[data-theme=light] .sidebar{border-right:1px solid #0000000d}[data-theme=light] .topbar{border-bottom:1px solid #0000000d;background:#fff!important}[data-theme=light] .btn-ghost:hover,[data-theme=light] .accordion-header:hover{background:#00000008}[data-theme=light] .lesson-link:hover{background:#00000005}[data-theme=light] .sidebar-search-box{background:#00000008!important;border-color:#0000001a!important}[data-theme=light] #sidebar-search{color:var(--text-primary)!important}[data-theme=light] #sidebar-search::placeholder{color:var(--text-muted)!important}::view-transition-old(root){mix-blend-mode:normal;animation:none;display:block}::view-transition-new(root){mix-blend-mode:normal;animation:none;display:block}::view-transition-group(root){z-index:99999}@keyframes circular-reveal{0%{clip-path:circle(0% at var(--x) var(--y))}to{clip-path:circle(150% at var(--x) var(--y))}}.theme-transitioning::view-transition-new(root){animation:.7s cubic-bezier(.4,0,.2,1) both circular-reveal}::view-transition-old(root){opacity:1}@keyframes pageFadeIn{0%{opacity:0;filter:blur(4px);transform:scale(.975)}to{opacity:1;filter:blur();transform:scale(1)}}.animate-page{animation:.55s cubic-bezier(.16,1,.3,1) both pageFadeIn}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:0 0;border-radius:10px;transition:background .3s}:hover::-webkit-scrollbar-thumb{background:#ffffff1f}[data-theme=light] :hover::-webkit-scrollbar-thumb{background:#0000001a}::-webkit-scrollbar-thumb:hover{background:var(--orange)!important}*{scrollbar-width:thin;scrollbar-color:transparent transparent}:hover{scrollbar-color:#ffffff1f transparent}[data-theme=light] :hover{scrollbar-color:#0000001a transparent}.profile-modal-backdrop{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:9999;background:#0f172ac7;justify-content:center;align-items:center;animation:.3s cubic-bezier(.16,1,.3,1) both pmFadeIn;display:flex;position:fixed;inset:0}.profile-modal-card{color:#f8fafc;background:#14202c;border:1px solid #ffffff14;border-radius:24px;width:100%;max-width:620px;font-family:Inter,-apple-system,sans-serif;animation:.38s cubic-bezier(.34,1.56,.64,1) both pmScaleUp;position:relative;overflow:hidden;box-shadow:0 24px 60px #00000073}.profile-modal-header{justify-content:space-between;align-items:center;padding:24px 32px 16px;display:flex}.profile-modal-title{color:#fff;font-size:20px;font-weight:700}.profile-modal-close{color:#fff6;cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:8px;transition:all .2s;display:flex}.profile-modal-close:hover{color:#fff;background:#ffffff14}.profile-modal-body{flex-direction:column;gap:24px;padding:8px 32px 24px;display:flex}.profile-modal-grid{grid-template-columns:170px 1fr;align-items:flex-start;gap:28px;display:grid}.profile-avatar-wrapper{cursor:pointer;background:#1e2a35;border:1px solid #ffffff14;border-radius:18px;width:170px;height:170px;position:relative;overflow:hidden}.profile-avatar-img{object-fit:cover;width:100%;height:100%;transition:transform .3s}.profile-avatar-wrapper:hover .profile-avatar-img{transform:scale(1.05)}.profile-avatar-overlay{opacity:0;color:#fff;text-transform:uppercase;letter-spacing:.5px;background:#00000080;flex-direction:column;justify-content:center;align-items:center;gap:8px;font-size:12px;font-weight:600;transition:opacity .25s;display:flex;position:absolute;inset:0}.profile-avatar-wrapper:hover .profile-avatar-overlay{opacity:1}.profile-avatar-placeholder{width:100%;height:100%;color:var(--orange);justify-content:center;align-items:center;font-size:36px;font-weight:700;display:flex}.profile-modal-fields{flex-direction:column;gap:16px;display:flex}.profile-field-group{flex-direction:column;gap:6px;display:flex}.profile-field-group label{color:#64748b;text-transform:uppercase;letter-spacing:.8px;font-size:11px;font-weight:700}.profile-input{color:#e2e8f0;background:#1a2730;border:1px solid #ffffff14;border-radius:10px;outline:none;width:100%;padding:11px 14px;font-size:14px;transition:all .2s}.profile-input:focus{border-color:var(--orange);background:#1e2f38;box-shadow:0 0 0 3px #f47b2026}.profile-input:disabled,.profile-input[readonly]{color:#64748b;cursor:not-allowed;border-color:#ffffff0a;background:#ffffff08!important}.profile-modal-divider{background:#ffffff14;width:100%;height:1px;margin:4px 0}.profile-progress-section{flex-direction:column;gap:12px;display:flex}.profile-progress-label{color:#64748b;text-transform:uppercase;letter-spacing:.8px;font-size:11px;font-weight:700}.profile-progress-track{background:#1c2730;border:1px solid #ffffff0a;border-radius:20px;justify-content:center;align-items:center;width:100%;height:38px;display:flex;position:relative;overflow:hidden}.profile-progress-fill{background:linear-gradient(90deg,#d96210,#f47b20,#ffa959);border-radius:20px;transition:width 1.2s cubic-bezier(.4,0,.2,1);position:absolute;top:0;bottom:0;left:0;box-shadow:0 0 12px #f47b2040}.profile-progress-text{z-index:2;color:#fff;letter-spacing:.5px;text-shadow:0 1px 2px #00000080;font-size:13px;font-weight:700;position:relative}.profile-modal-footer{background:#ffffff03;border-top:1px solid #ffffff0a;justify-content:flex-end;align-items:center;gap:16px;padding:20px 32px 32px;display:flex}.profile-btn-ghost{color:#e2e8f0;cursor:pointer;background:0 0;border:1px solid #ffffff26;border-radius:12px;justify-content:center;align-items:center;padding:12px 24px;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.profile-btn-ghost:hover{color:#fff;background:#ffffff0d;border-color:#ffffff4d}.profile-btn-primary{background:linear-gradient(135deg, var(--orange), var(--orange-dark));color:#fff;cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;padding:12px 28px;font-size:14px;font-weight:700;transition:all .2s;display:inline-flex;box-shadow:0 4px 14px #f47b2073}.profile-btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #f47b2099}.profile-btn-primary:active{transform:translateY(0)}.profile-btn-primary:disabled{opacity:.6;cursor:not-allowed;box-shadow:none!important;transform:none!important}@keyframes pmFadeIn{0%{opacity:0}to{opacity:1}}@keyframes pmScaleUp{0%{opacity:0;transform:scale(.94)}to{opacity:1;transform:scale(1)}}