*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:Inter,system-ui,sans-serif;font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.visible{visibility:visible}.collapse{visibility:collapse}.static{position:static}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.mx-auto{margin-left:auto;margin-right:auto}.block{display:block}.inline-block{display:inline-block}.inline{display:inline}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.hidden{display:none}.h-8{height:2rem}.w-8{width:2rem}.max-w-screen-xl{max-width:1280px}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}@keyframes pulse{50%{opacity:.5}}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes spin{to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}.resize{resize:both}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.gap-4{gap:1rem}.space-y-6>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(1.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(1.5rem * var(--tw-space-y-reverse))}.rounded-full{border-radius:9999px}.border{border-width:1px}.border-b-2{border-bottom-width:2px}.px-4{padding-left:1rem;padding-right:1rem}.py-6{padding-top:1.5rem;padding-bottom:1.5rem}.text-xl{font-size:1.25rem;line-height:1.75rem}.uppercase{text-transform:uppercase}.italic{font-style:italic}.tabular-nums{--tw-numeric-spacing: tabular-nums;font-variant-numeric:var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure) var(--tw-numeric-spacing) var(--tw-numeric-fraction)}.underline{text-decoration-line:underline}.line-through{text-decoration-line:line-through}.outline{outline-style:solid}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}:root{--orange: #6CFF8F;--orange-dark: #35E66B;--orange-light: rgba(108, 255, 143, .12);--bg: #050B0A;--bg-header: #07110F;--white: #0D1A17;--text: #F2FFF8;--text-secondary: #9FB8AD;--border: #1E3A32;--card-shadow: 0 2px 16px rgba(0,0,0,.7);--radius: 12px;--radius-sm: 8px;--bg-primary: #0D1A17;--bg-secondary: #102219;--text-primary: #F2FFF8;--accent: #6CFF8F}[data-theme=light]{--orange: #264653;--orange-dark: #1D3842;--orange-light: #E6F4F1;--bg: #F4F7F6;--bg-header: #1D3842;--white: #FFFFFF;--text: #102A2C;--text-secondary: #667782;--border: #D9E2E1;--card-shadow: 0 2px 12px rgba(16,42,44,.08);--bg-primary: #FFFFFF;--bg-secondary: #F0F4F3;--text-primary: #102A2C;--accent: #264653}[data-theme=light] .page-hero,[data-theme=light] .dashboard-hero,[data-theme=light] .profile-hero,[data-theme=light] .page-hero h1{color:#fff}[data-theme=light] .page-hero p{color:#fffc}[data-theme=light] .page-hero .breadcrumb{color:#ffffffbf}[data-theme=light] .stat-chip{background:#00000038;border-color:#ffffff4d}[data-theme=light] .stat-chip .value{color:#fff;text-shadow:0 1px 4px rgba(0,0,0,.4)}[data-theme=light] .stat-chip .label{color:#ffffffe6}[data-theme=light] .btn-primary{color:#fff}[data-theme=light] .btn-white{background:#fff;color:#1d3842}[data-theme=light] .btn-white:hover{background:#e6f4f1;box-shadow:none}[data-theme=light] .admin-table th{background:#f8fafa}[data-theme=light] .form-input,[data-theme=light] .tab-btn,[data-theme=light] .quiz-option{background:#fff}[data-theme=light] .msg-bubble.note{background:#fff8e1;border:1px dashed #E0C36A}[data-theme=light] .toast{background:#1c1c1c;color:#fff;border:none}[data-theme=light] .navbar-logo{color:#6cff8f}[data-theme=light] .navbar-logo span{color:#fffffff2}[data-theme=light] .nav-link{color:#ffffffbf}[data-theme=light] .nav-link:hover{background:#ffffff1a;color:#fff}[data-theme=light] .nav-link.active{background:#6cff8f26;color:#6cff8f;border-color:#6cff8f4d}[data-theme=light] .st-open{background:#fdede8;color:#c14f35}[data-theme=light] .st-in_progress{background:#e3edf5;color:#2e5a78}[data-theme=light] .st-pending{background:#fdf6e0;color:#a8820a}[data-theme=light] .st-resolved{background:#e6f4f1;color:#1d7a6e}[data-theme=light] .quiz-option.correct{border-color:#059669;background:#d1fae5;color:#059669}[data-theme=light] .quiz-option.wrong{border-color:#dc2626;background:#fee2e2;color:#dc2626}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.navbar{background:var(--bg-header);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 40px;height:64px;gap:0;position:sticky;top:0;z-index:100}.navbar-logo{font-size:18px;font-weight:900;letter-spacing:-.5px;color:var(--orange);margin-right:40px;cursor:pointer;display:flex;align-items:center;gap:8px;text-decoration:none}.navbar-logo span{color:var(--text)}.navbar-links{display:flex;gap:4px;flex:1}.nav-link{padding:8px 16px;border-radius:8px;font-size:13px;font-weight:500;letter-spacing:.02em;text-transform:uppercase;color:var(--text-secondary);cursor:pointer;border:1px solid transparent;background:none;transition:all .15s}.nav-link:hover{background:var(--orange-light);color:var(--text)}.nav-link.active{background:#6cff8f1a;color:var(--orange);border-color:#6cff8f33}.navbar-right{display:flex;align-items:center;gap:16px;margin-left:auto}.user-xp{display:flex;align-items:center;gap:8px;background:var(--orange-light);border-radius:20px;padding:6px 14px;font-size:13px;font-weight:700;color:var(--orange)}.user-avatar{width:36px;height:36px;border-radius:50%;background:var(--orange);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff;cursor:pointer}.content{flex:1;padding:40px;max-width:1200px;margin:0 auto;width:100%}.page-hero{background:linear-gradient(180deg,var(--bg-header) 0%,var(--bg) 100%);border-bottom:1px solid var(--border);padding:28px 40px 32px;color:var(--text)}.page-hero-inner{max-width:1200px;margin:0 auto}.page-hero .breadcrumb{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:12px;cursor:pointer}.page-hero h1{font-size:36px;font-weight:800;letter-spacing:.02em;text-transform:uppercase;line-height:1.1;color:var(--text)}.page-hero p{margin-top:8px;font-size:14px;max-width:500px;line-height:1.6;color:var(--text-secondary)}.ticket-detail-layout{display:grid;grid-template-columns:1fr 300px;gap:28px;padding:40px;max-width:1200px;margin:0 auto;align-items:start}.ticket-detail-layout>*{min-width:0}.ticket-sidebar{position:sticky;top:84px}@media (max-width: 960px){.ticket-detail-layout{grid-template-columns:1fr;padding:20px;gap:16px}.ticket-sidebar{position:static}}@media (max-width: 600px){.page-hero{padding:16px 16px 20px}.page-hero h1{font-size:20px;letter-spacing:0}.ticket-detail-layout{padding:12px;gap:12px}.content{padding:16px}}.card{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);overflow:hidden}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:100px;font-size:13px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;cursor:pointer;border:none;transition:all .15s}.btn-primary{background:var(--orange);color:#04100a}.btn-primary:hover{background:var(--orange-dark)}.btn-outline{background:transparent;border:2px solid var(--orange);color:var(--orange)}.btn-outline:hover{background:var(--orange-light)}.btn-sm{padding:8px 18px;font-size:12px}.btn-white{background:var(--orange-dark);color:#04100a;font-weight:700}.btn-white:hover{background:var(--orange);box-shadow:0 0 18px #6cff8f59}.form-input{padding:10px 14px;border-radius:8px;border:1px solid var(--border);font-size:13px;font-family:inherit;color:var(--text);background:var(--bg);outline:none;transition:border-color .15s}.form-input:focus{border-color:var(--orange)}.badge{display:inline-block;padding:4px 10px;border-radius:100px;font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase}.badge-orange{background:var(--orange);color:#fff}.badge-green{background:#2e9e5b;color:#fff}.badge-blue{background:#1b6ca8;color:#fff}.badge-gray{background:var(--border);color:var(--text-secondary)}.progress-bar{height:8px;background:var(--border);border-radius:100px;overflow:hidden}.progress-fill{height:100%;background:var(--orange);border-radius:100px;transition:width .5s ease}.xp-bar-container{margin:8px 0}.xp-labels{display:flex;justify-content:space-between;font-size:12px;color:var(--text-secondary);margin-bottom:4px}.dashboard-hero{background:linear-gradient(180deg,var(--bg-header) 0%,var(--bg) 100%);border-bottom:1px solid var(--border);color:var(--text);padding:36px 40px 32px}.dashboard-greeting{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:8px}.dashboard-name{font-size:32px;font-weight:900;text-transform:uppercase;color:var(--text)}.dashboard-subtitle{color:var(--text-secondary);margin-top:4px;font-size:15px}.dashboard-stats{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}.stat-chip{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:12px 20px;text-align:center;min-width:100px;transition:border-color .15s,box-shadow .15s}.stat-chip:hover{border-color:var(--orange-dark);box-shadow:0 0 0 1px #35e66b40}.stat-chip .value{font-size:28px;font-weight:900;color:var(--orange)}.stat-chip .label{font-size:11px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-top:2px}.level-section{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:16px 20px;margin-top:20px}.level-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.level-name{font-weight:800;font-size:16px;color:var(--text)}.level-next{font-size:12px;color:var(--text-secondary)}.level-bar{height:10px;background:var(--border);border-radius:100px}.level-fill{height:100%;background:var(--orange);border-radius:100px}.section-title{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:16px}.course-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);overflow:hidden;cursor:pointer;transition:transform .15s,box-shadow .15s}.course-card:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0000001f}.course-card-img{height:120px;background:linear-gradient(135deg,#b2ddd9,#7cbdb6);display:flex;align-items:center;justify-content:center;font-size:40px;position:relative}.course-card-body{padding:16px}.course-card-title{font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.02em;margin-bottom:6px}.course-card-desc{font-size:12px;color:var(--text-secondary);line-height:1.5;margin-bottom:12px}.course-card-footer{display:flex;align-items:center;justify-content:space-between}.course-card-xp{font-size:12px;font-weight:700;color:var(--orange)}.achievement-row{display:flex;gap:12px;flex-wrap:wrap}.achievement-chip{display:flex;align-items:center;gap:10px;background:var(--white);border-radius:var(--radius-sm);padding:12px 16px;box-shadow:var(--card-shadow);font-size:13px;font-weight:600;flex:1;min-width:180px;cursor:pointer}.achievement-icon{font-size:24px}.achievement-text .title{font-weight:700;font-size:13px}.achievement-text .sub{font-size:11px;color:var(--text-secondary);margin-top:1px}.leaderboard-item{display:flex;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid var(--border)}.leaderboard-item:last-child{border-bottom:none}.rank{width:28px;font-size:16px;font-weight:900;color:var(--text-secondary);text-align:center}.rank.gold{color:#f5a623}.rank.silver{color:#9b9b9b}.rank.bronze{color:#c47b3a}.lb-avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff;flex-shrink:0}.lb-name{flex:1;font-weight:600;font-size:14px}.lb-sub{font-size:11px;color:var(--text-secondary);margin-top:1px}.lb-xp{font-weight:800;font-size:15px;color:var(--orange)}.catalog-layout{display:flex;gap:32px;padding:40px;max-width:1200px;margin:0 auto}.catalog-sidebar{width:220px;flex-shrink:0}.catalog-main{flex:1}.sidebar-title{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:12px}.sidebar-item{display:block;padding:10px 14px;border-radius:var(--radius-sm);font-size:14px;color:var(--text);cursor:pointer;margin-bottom:2px;border:none;background:none;width:100%;text-align:left;transition:all .12s}.sidebar-item:hover{background:var(--orange-light);color:var(--orange)}.sidebar-item.active{background:var(--orange);color:#fff;font-weight:600}.catalog-tabs{display:flex;gap:8px;margin-bottom:24px}.tab-btn{padding:8px 20px;border-radius:100px;border:2px solid var(--border);background:var(--white);font-size:13px;font-weight:600;cursor:pointer;transition:all .12s}.tab-btn.active{background:var(--orange);border-color:var(--orange);color:#fff}.tab-btn:hover:not(.active){border-color:var(--orange);color:var(--orange)}.catalog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.catalog-card{display:flex;align-items:center;gap:16px;background:var(--white);border-radius:var(--radius);padding:16px;box-shadow:var(--card-shadow);cursor:pointer;border:2px solid transparent;transition:all .15s}.catalog-card:hover{border-color:var(--orange);transform:translateY(-2px)}.catalog-card-img{width:80px;height:80px;border-radius:var(--radius-sm);background:linear-gradient(135deg,#b2ddd9,#7cbdb6);display:flex;align-items:center;justify-content:center;font-size:32px;flex-shrink:0}.catalog-card-body{flex:1}.catalog-card-title{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.03em;margin-bottom:4px}.catalog-card-meta{font-size:12px;color:var(--text-secondary);margin-bottom:8px}.catalog-card-footer{display:flex;align-items:center;gap:8px}.arrow-link{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--orange)}.course-layout{display:grid;grid-template-columns:1fr 320px;gap:32px;padding:40px;max-width:1200px;margin:0 auto}.module-list{margin-top:24px}.module-item{display:flex;align-items:center;gap:14px;padding:14px 18px;background:var(--white);border-radius:var(--radius-sm);margin-bottom:8px;box-shadow:0 1px 4px #0000000f;cursor:pointer;border:2px solid transparent;transition:all .12s}.module-item:hover{border-color:var(--orange)}.module-item.completed{opacity:.7}.module-item.current{border-color:var(--orange);background:var(--orange-light)}.module-num{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;background:var(--border);color:var(--text-secondary);flex-shrink:0}.module-num.done{background:#2e9e5b;color:#fff}.module-num.active{background:var(--orange);color:#fff}.module-title{font-size:14px;font-weight:600;flex:1}.module-meta{font-size:12px;color:var(--text-secondary)}.module-xp{font-size:12px;font-weight:700;color:var(--orange)}.course-sidebar-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);overflow:hidden;position:sticky;top:84px}.csb-header{background:var(--orange);padding:20px;color:#fff}.csb-body{padding:20px}.csb-stat{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:13px}.csb-stat:last-child{border-bottom:none}.csb-stat .label{color:var(--text-secondary)}.csb-stat .value{font-weight:700}.lesson-layout{display:grid;grid-template-columns:1fr 280px;gap:32px;padding:40px;max-width:1200px;margin:0 auto}.video-player{background:#1c1c1c;border-radius:var(--radius);aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.play-btn{width:72px;height:72px;border-radius:50%;background:var(--orange);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:28px;transition:transform .15s}.play-btn:hover{transform:scale(1.08)}.video-title{position:absolute;bottom:16px;left:16px;color:#fff;font-weight:700;font-size:14px}.video-duration{position:absolute;bottom:16px;right:16px;color:#fff;opacity:.8;font-size:13px}.lesson-nav{display:flex;gap:12px;margin-top:20px;align-items:center}.lesson-content{margin-top:24px}.lesson-content h3{font-size:16px;font-weight:800;text-transform:uppercase;margin-bottom:12px}.lesson-content p{font-size:14px;line-height:1.7;color:var(--text-secondary);margin-bottom:12px}.key-points{background:var(--orange-light);border-left:4px solid var(--orange);border-radius:0 8px 8px 0;padding:16px 20px;margin:16px 0}.key-points h4{font-size:12px;font-weight:700;text-transform:uppercase;color:var(--orange);margin-bottom:10px}.key-point{font-size:13px;color:var(--text);margin-bottom:6px;padding-left:12px;position:relative}.key-point:before{content:"→";position:absolute;left:0;color:var(--orange);font-weight:700}.quiz-wrapper{max-width:720px;margin:0 auto;padding:40px}.quiz-header{margin-bottom:32px}.quiz-progress-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.quiz-q-count{font-size:13px;font-weight:700;color:var(--text-secondary)}.quiz-xp{font-size:13px;font-weight:700;color:var(--orange)}.quiz-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);padding:32px}.quiz-question{font-size:20px;font-weight:700;line-height:1.4;margin-bottom:24px}.quiz-options{display:flex;flex-direction:column;gap:10px}.quiz-option{padding:16px 20px;border-radius:var(--radius-sm);border:2px solid var(--border);background:var(--white);cursor:pointer;font-size:14px;font-weight:500;text-align:left;transition:all .15s;display:flex;align-items:center;gap:12px;width:100%}.quiz-option:hover:not(:disabled){border-color:var(--orange);background:var(--orange-light)}.quiz-option.selected{border-color:var(--orange);background:var(--orange-light);color:var(--orange)}.quiz-option.correct{border-color:#3ddc84;background:#091e12;color:#3ddc84}.quiz-option.wrong{border-color:#ff5c5c;background:#2a1515;color:#ff5c5c}.option-letter{width:28px;height:28px;border-radius:50%;border:2px solid currentColor;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;flex-shrink:0;opacity:.7}.quiz-nav{display:flex;justify-content:space-between;align-items:center;margin-top:24px}.quiz-hint{font-size:12px;color:var(--text-secondary);font-style:italic}.quiz-result{text-align:center;padding:40px}.result-score{font-size:72px;font-weight:900;color:var(--orange);line-height:1}.result-label{font-size:14px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.1em;margin-top:4px}.result-msg{font-size:20px;font-weight:700;margin:20px 0 8px}.result-sub{font-size:14px;color:var(--text-secondary);margin-bottom:32px}.result-badges{display:flex;justify-content:center;gap:16px;margin:24px 0}.result-badge{text-align:center}.result-badge .icon{font-size:40px;margin-bottom:6px}.result-badge .name{font-size:12px;font-weight:700}.profile-hero{background:linear-gradient(180deg,var(--bg-header) 0%,var(--bg) 100%);border-bottom:1px solid var(--border);color:var(--text);padding:36px 40px;display:flex;align-items:center;gap:32px}.profile-avatar-big{width:96px;height:96px;border-radius:50%;background:var(--white);display:flex;align-items:center;justify-content:center;font-size:36px;font-weight:900;flex-shrink:0;border:2px solid var(--border)}.profile-name{font-size:28px;font-weight:900;text-transform:uppercase}.profile-role{opacity:.8;font-size:14px;margin-top:4px}.profile-level{margin-top:12px}.level-pill{display:inline-block;background:var(--orange-light);border:1px solid rgba(108,255,143,.3);border-radius:100px;padding:6px 16px;font-size:13px;font-weight:700;color:var(--orange)}.profile-layout{display:grid;grid-template-columns:1fr 300px;gap:32px;padding:40px;max-width:1200px;margin:0 auto}.badges-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.badge-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);padding:20px;text-align:center;cursor:pointer}.badge-icon{font-size:40px;margin-bottom:10px}.badge-name{font-size:13px;font-weight:800;text-transform:uppercase;margin-bottom:4px}.badge-desc{font-size:11px;color:var(--text-secondary);line-height:1.4}.badge-card.locked{opacity:.4;filter:grayscale(1);cursor:default}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.stat-card{background:var(--white);border-radius:var(--radius-sm);padding:16px;box-shadow:var(--card-shadow)}.stat-card .value{font-size:28px;font-weight:900;color:var(--orange)}.stat-card .label{font-size:12px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-top:2px}.leaderboard-layout{padding:40px;max-width:800px;margin:0 auto}.lb-tabs{display:flex;gap:8px;margin-bottom:24px}.lb-podium{display:flex;align-items:flex-end;justify-content:center;gap:12px;margin-bottom:32px}.podium-item{text-align:center;flex:1}.podium-avatar{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:900;color:#fff;margin:0 auto 8px}.podium-name{font-size:13px;font-weight:700;margin-bottom:4px}.podium-xp{font-size:12px;color:var(--text-secondary)}.podium-block{border-radius:8px 8px 0 0;background:var(--orange);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:900;color:#fff;margin-top:8px}.podium-1 .podium-block{height:80px}.podium-2 .podium-block{height:60px;background:silver}.podium-3 .podium-block{height:48px;background:#c47b3a}.lb-list{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);overflow:hidden}.lb-list-item{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--border);transition:background .12s}.lb-list-item:last-child{border-bottom:none}.lb-list-item:hover,.lb-list-item.me{background:var(--orange-light)}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.font-bold{font-weight:700}.text-secondary{color:var(--text-secondary);font-size:13px}.text-orange{color:var(--orange)}.text-sm{font-size:13px}.streak-banner{background:linear-gradient(135deg,var(--orange),var(--orange-dark));color:#fff;border-radius:var(--radius);padding:14px 20px;display:flex;align-items:center;gap:12px;margin-bottom:20px}.streak-num{font-size:28px;font-weight:900}.streak-text .t{font-weight:700;font-size:14px}.streak-text .s{font-size:12px;opacity:.85}.nav-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:var(--white);border-radius:var(--radius);box-shadow:0 8px 32px #00000024;border:1px solid var(--border);min-width:220px;z-index:200;overflow:hidden}.nav-dropdown-header{padding:14px 16px 12px}.nav-dropdown-divider{height:1px;background:var(--border)}.nav-dropdown-item{display:flex;align-items:center;gap:8px;width:100%;padding:10px 16px;font-size:13px;font-weight:500;background:none;border:none;cursor:pointer;text-align:left;transition:background .12s;color:var(--text)}.nav-dropdown-item:hover{background:var(--orange-light);color:var(--orange)}.nav-dropdown-logout{color:#e53935}.nav-dropdown-logout:hover{background:#feecec;color:#e53935}.nav-dropdown-role-btn{flex:1;padding:5px 8px;border-radius:6px;border:1.5px solid var(--border);background:none;font-size:11px;font-weight:600;cursor:pointer;transition:all .12s;color:var(--text-secondary)}.nav-dropdown-role-btn:hover{border-color:var(--orange);color:var(--orange)}.nav-dropdown-role-btn.active{background:var(--orange);border-color:var(--orange);color:#fff}.admin-layout{padding:40px;max-width:1200px;margin:0 auto}.admin-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:32px}.admin-stat-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);padding:20px;display:flex;flex-direction:column;gap:4px}.admin-stat-card .icon{font-size:24px;margin-bottom:8px}.admin-stat-card .value{font-size:32px;font-weight:900;color:var(--orange)}.admin-stat-card .label{font-size:12px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.admin-stat-card .delta{font-size:12px;color:#2e9e5b;font-weight:700;margin-top:4px}.admin-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}.admin-full-row{margin-top:24px}.admin-table{width:100%;border-collapse:collapse}.admin-table th{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);background:var(--bg-secondary);padding:10px 16px;text-align:left;border-bottom:1px solid var(--border)}.admin-table td{padding:12px 16px;font-size:13px;border-bottom:1px solid var(--border);vertical-align:middle}.admin-table tr:last-child td{border-bottom:none}.admin-table tr:hover td{background:var(--orange-light)}.admin-user-row{display:flex;align-items:center;gap:10px}.admin-avatar{width:32px;height:32px;border-radius:50%;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}.admin-avatar.green{background:#2e9e5b}.admin-avatar.blue{background:#1b6ca8}.admin-avatar.purple{background:#7b5ea7}.activity-list{display:flex;flex-direction:column;gap:0}.activity-item{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);font-size:13px}.activity-item:last-child{border-bottom:none}.activity-icon{width:32px;height:32px;border-radius:50%;background:var(--orange-light);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.activity-text{flex:1}.activity-text .name{font-weight:600}.activity-time{font-size:11px;color:var(--text-secondary);margin-top:2px}.admin-quick-links{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.quick-link-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--card-shadow);padding:20px;text-align:center;cursor:pointer;border:2px solid transparent;transition:all .15s;text-decoration:none;color:var(--text)}.quick-link-card:hover{border-color:var(--orange);transform:translateY(-2px)}.quick-link-card .ql-icon{font-size:32px;margin-bottom:10px}.quick-link-card .ql-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.02em}.quick-link-card .ql-sub{font-size:11px;color:var(--text-secondary);margin-top:4px}.notif-bell{position:relative;width:36px;height:36px;border-radius:50%;border:none;background:var(--orange-light);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .12s}.notif-bell:hover{background:var(--border)}.notif-badge{position:absolute;top:-2px;right:-2px;background:#e53935;color:#fff;font-size:10px;font-weight:800;border-radius:100px;padding:1px 5px;min-width:16px}.ticket-row{cursor:pointer}.priority-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle}.prio-low{background:#9b9b9b}.prio-medium{background:#1b6ca8}.prio-high{background:#f5a623}.prio-urgent{background:#e53935}.status-pill{display:inline-block;padding:4px 12px;border-radius:100px;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}.st-open{background:#ff5c5c24;color:#ff6b6b}.st-in_progress{background:#4da3ff24;color:#4da3ff}.st-pending{background:#f5b84b24;color:#f5b84b}.st-resolved{background:#35e66b24;color:#35e66b}.st-closed{background:#ffffff0f;color:var(--text-secondary)}.msg-bubble{border-radius:var(--radius);padding:16px 20px;overflow:hidden;margin-bottom:12px;background:var(--white);box-shadow:var(--card-shadow)}.msg-bubble.note{background:#141e1c;border:1px dashed #263A33;box-shadow:none}.msg-bubble.mine{background:var(--orange-light)}.msg-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.msg-author{font-weight:700;font-size:13px}.msg-time{font-size:11px;color:var(--text-secondary)}.msg-body{font-size:14px;line-height:1.6;white-space:pre-wrap;word-break:break-word;overflow-wrap:break-word}.msg-body table{white-space:normal;border-collapse:collapse;width:auto;max-width:100%;margin:8px 0;font-size:13px}.msg-body table th,.msg-body table td{border:1px solid var(--border);padding:6px 12px;text-align:left;vertical-align:top;white-space:normal}.msg-body table th{background:#ffffff0f;font-weight:600}.msg-body table tr:nth-child(2n) td{background:#ffffff08}.msg-body img{max-width:100%;height:auto;border-radius:6px;display:block;margin:8px 0;cursor:zoom-in}.msg-body p{margin:0 0 6px;white-space:normal}.msg-body p:last-child{margin-bottom:0}.msg-body ul,.msg-body ol{padding-left:22px;margin:4px 0;white-space:normal}.msg-body pre{background:#ffffff0d;border-radius:4px;padding:8px 12px;white-space:pre-wrap;word-break:break-all;font-family:monospace;font-size:12px;margin:6px 0}.msg-body code{background:#ffffff14;border-radius:3px;padding:1px 5px;font-family:monospace;font-size:12px}.msg-body blockquote{border-left:3px solid var(--border);margin:6px 0;padding:4px 12px;color:var(--text-secondary)}.msg-img-lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;z-index:9999;display:flex;align-items:center;justify-content:center;cursor:zoom-out}.msg-img-lightbox img{max-width:90vw;max-height:90vh;border-radius:8px;box-shadow:0 8px 40px #0009}.ticket-sidebar-row{margin-bottom:14px}.ticket-sidebar-row label{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin-bottom:4px}.toast{position:fixed;bottom:32px;right:32px;background:#0b1110;color:var(--text);border:1px solid var(--border);padding:14px 20px;border-radius:12px;font-size:14px;font-weight:600;display:flex;align-items:center;gap:10px;z-index:999;opacity:0;transform:translateY(8px);transition:all .3s;pointer-events:none}.toast.show{opacity:1;transform:translateY(0);pointer-events:auto}@media (min-width: 640px){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width: 1024px){.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width: 1280px){.xl\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.xl\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}}