.app-header{position:-webkit-sticky;position:sticky;top:0;z-index:1000;width:100%;height:72px;line-height:72px;background:#fff;border-bottom:1px solid #f0f0f0;padding:0 24px}.header-container{height:100%;justify-content:space-between}.header-container,.header-left{display:flex;align-items:center;gap:16px}.header-logo{display:flex;align-items:center;gap:12px;cursor:pointer;flex-shrink:0}.header-logo-image-wrap{width:52px;height:52px;border-radius:12px;overflow:hidden;background:#f5f5f5;display:flex;align-items:center;justify-content:center}.header-logo-image{width:100%;height:100%;object-fit:contain;background:#fff}.header-logo-text{font-size:32px;font-weight:700;color:#1d418a;white-space:nowrap;font-family:Lexend,sans-serif}.header-search{flex:1 1;max-width:500px;border-radius:16px}.header-search-input .ant-input{border-radius:12px}.search-result-option{display:flex;align-items:center;justify-content:space-between;gap:8px}.search-result-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-avatar{cursor:pointer;background:#1d418a}.drawer-header{padding:20px;border-bottom:1px solid #f0f0f0;display:flex;align-items:center;gap:12px}.drawer-logo{width:42px;height:42px;object-fit:contain}.drawer-title{font-size:18px;color:#1d418a;font-weight:700}.drawer-content{padding:16px;display:flex;flex-direction:column;gap:12px}.sider-scroll{width:100%;height:100%;scrollbar-width:none}.sider-scroll::-webkit-scrollbar{width:0;height:0}.sider-content{background-color:#fff;overflow:"hidden"}.sidebar,.sider-content{display:flex;flex-direction:column}.sidebar{height:100%}.sidebar-scroll{flex:1 1;overflow-y:auto;overflow-x:hidden;scrollbar-width:none;-ms-overflow-style:none}.sidebar-scroll::-webkit-scrollbar{display:none}.sidebar-bottom{padding-bottom:12px}.sidebar-menu{-webkit-border-end:none!important;border-inline-end:none!important}.notification-badge{flex-shrink:0}.notification-bell-btn{display:flex;align-items:center;justify-content:center;flex-shrink:0;min-width:40px;width:40px;height:40px;padding:0;border-radius:50%;color:var(--color-text-body)}.notification-bell-btn:hover{color:#1d418a!important;background-color:#fff8f6!important}.notification-badge.ant-badge .ant-badge-count{min-width:18px!important;height:18px!important;padding:0 5px!important;font-size:11px!important;font-weight:600!important;line-height:18px!important;box-shadow:0 0 0 2px var(--color-surface)!important}.notification-dropdown-panel{background-color:var(--color-surface);border-radius:14px;box-shadow:0 12px 32px rgba(17,24,39,.16);width:380px;max-width:calc(100vw - 24px);overflow:hidden;border:1px solid var(--color-border);line-height:normal;transform-origin:top right;animation:scaleIn .2s ease both}.notification-dropdown-panel .dropdown-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--color-border)}.notification-dropdown-panel .dropdown-header h3{margin:0;font-size:16px;font-weight:700;line-height:24px;color:var(--color-text-primary)}.notification-dropdown-panel .see-all-btn{font-size:13px;font-weight:600;color:#1d418a;cursor:pointer;transition:background-color .2s;white-space:nowrap;padding:8px 10px;margin:-8px -10px;border-radius:8px}.notification-dropdown-panel .see-all-btn:hover{background-color:#fff1ee}.notification-dropdown-panel .dropdown-body{max-height:420px;overflow-y:auto;overflow-x:hidden;padding:0}.notification-dropdown-panel .dropdown-body::-webkit-scrollbar{width:6px}.notification-dropdown-panel .dropdown-body::-webkit-scrollbar-track{background:rgba(0,0,0,0)}.notification-dropdown-panel .dropdown-body::-webkit-scrollbar-thumb{background-color:#d9d9d9;border-radius:10px}.notification-dropdown-panel .notification-item{display:flex;align-items:flex-start;gap:12px;padding:14px 20px;cursor:pointer;transition:background-color .16s ease;border-bottom:1px solid var(--color-border-subtle)}.notification-dropdown-panel .notification-dot{width:8px;height:8px;border-radius:999px;margin-top:7px;flex-shrink:0}.notification-dropdown-panel .notification-text{flex:1 1;min-width:0}.notification-dropdown-panel .notification-empty{padding:40px 20px;text-align:center;font-size:14px;line-height:22px;color:var(--color-text-muted)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.notification-dropdown-panel .notification-item:last-child{border-bottom:none}.notification-dropdown-panel .notification-item:hover{background-color:var(--color-surface-subtle)}.notification-dropdown-panel .notification-item.unread{background-color:var(--color-surface-selected)}.notification-dropdown-panel .notification-item.unread .notification-title{font-weight:600}.notification-dropdown-panel .notification-title{font-size:14px;font-weight:500;line-height:20px;color:var(--color-text-primary);margin-bottom:2px}.notification-dropdown-panel .notification-body{font-size:13px;line-height:20px;color:var(--color-text-body);margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.notification-dropdown-panel .notification-time{font-size:12px;line-height:16px;color:var(--color-text-muted)}.notification-dropdown-panel .notification-see-all{text-align:center;padding:14px 20px;font-size:14px;line-height:20px;font-weight:600;color:#1d418a;cursor:pointer;border-top:1px solid var(--color-border)}.notification-dropdown-panel .notification-see-all:hover{background-color:#fff8f6}@media(max-width:480px){.ant-dropdown:has(.notification-dropdown-panel){left:12px!important;right:12px!important;width:auto!important}.notification-dropdown-panel{width:auto;max-width:none}}@media(max-width:768px){.app-header{padding:0 16px}.header-logo-image-wrap{width:40px;height:40px}.header-logo-text{display:none}}@font-face{font-family:Ground Zero;src:url(/fonts/Ground-Zero.ttf) format("truetype");font-weight:400 800;font-style:normal;font-display:swap}@font-face{font-family:Lexend;src:url(/fonts/Lexend-VariableFont_wght.ttf) format("truetype");font-weight:300 900;font-style:normal;font-display:swap}.title-m{font-family:Lexend,sans-serif;font-weight:700;font-size:32px;line-height:40px;color:#111827}:root{--space-xxl:32px;--space-xl:24px;--space-lg:20px;--space-md:16px;--space-sm:12px;--space-xs:8px;--color-primary:#1d418a;--color-primary-light:#88c1e9;--color-text-dark:#111827;--color-text-secondary:#1f2937;--color-body:#4b5563;--color-label:#6b7280;--color-surface:#ffffff;--color-background:#f8fafc}body,html{min-height:100%;margin:0;padding:0;font-family:Lexend,sans-serif;background-color:#f8fafc;color:#111827}body{font-smoothing:antialiased}.page-title{font-weight:700;font-size:32px;line-height:40px;color:#111827;margin-bottom:20px}.page-title,.title-s{font-family:Lexend,sans-serif}.title-s{font-weight:600;font-size:22px;line-height:30px;color:#1f2937;margin-bottom:16px}.title-sm{font-size:17px;line-height:24px;color:#111827}.subtitle-1,.title-sm{font-family:Lexend,sans-serif;font-weight:500}.subtitle-1{font-size:16.4px;letter-spacing:.005em}.subtitle-2{font-family:Lexend,sans-serif;font-weight:500;font-size:16px}.body-1{font-size:15px;line-height:24px;color:#4b5563}.body-1,.body-2{font-family:Lexend,sans-serif;font-weight:400}.body-2{font-size:13px;line-height:18px;color:#6b7280}.caption{font-family:Lexend,sans-serif;font-weight:400;font-size:12px;letter-spacing:.01em}.btn-primary,.button{font-family:Lexend,sans-serif;font-weight:500;font-size:16px;letter-spacing:.01em}.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border-radius:12px;background-color:#1d418a;border:none;cursor:pointer;transition:background-color .2s ease}.btn-primary:hover{background-color:#88c1e9}.card-surface{background-color:#fff;border-radius:20px;box-shadow:0 12px 28px rgba(17,24,39,.08);padding:20px}.responsive-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:20px;gap:20px}@media(max-width:768px){.responsive-grid{grid-template-columns:1fr}}.button-small{font-size:16px;letter-spacing:1.2px}.button-small,.title-m-mobile{font-family:Lexend,sans-serif;font-weight:500}.title-m-mobile{font-size:18px;letter-spacing:.01em}.body-1-mobile{font-size:16px;letter-spacing:.01em}.body-1-mobile,.body-2-mobile{font-family:Lexend,sans-serif;font-weight:400}.body-2-mobile{font-size:12px}.button-mobile{font-family:Lexend,sans-serif;font-weight:500;font-size:16px;letter-spacing:.01em}.hide-default-radio .ant-radio{display:none}.ant-btn-variant-solid,.ant-form-item-label,.ant-table-cell{font-family:Lexend,sans-serif}.ant-form-item{margin-bottom:16px}.ant-menu-title-content,span{font-size:16px}.ant-menu-title-content,div,p,span{font-family:Lexend,sans-serif}p{display:block;margin-bottom:16;font-size:16px;unicode-bidi:-webkit-isolate;unicode-bidi:isolate}.ant-statistic-title{font-family:Lexend,sans-serif}.my-courses-nav-btn{font-weight:600;color:#404040;font-size:16px;transition:all .3s ease;height:40px;padding:0 12px;display:flex;align-items:center}.my-courses-nav-btn:hover{color:#1d418a!important;background-color:#fff8f6!important}.my-courses-dropdown-panel{background-color:#fff;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.12);width:380px;overflow:hidden;border:1px solid #f0f0f0;line-height:normal}.my-courses-dropdown-panel .dropdown-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid #f5f5f5}.my-courses-dropdown-panel .dropdown-header h3{margin:0;font-size:16px;font-weight:700;color:#1d1d1f}.my-courses-dropdown-panel .see-all-btn{font-size:16px;font-weight:600;color:#1d418a;cursor:pointer;transition:opacity .2s}.my-courses-dropdown-panel .see-all-btn:hover{opacity:.8;text-decoration:underline}.my-courses-dropdown-panel .dropdown-body{max-height:420px;overflow-y:auto;overflow-x:hidden;padding:8px 0}.my-courses-dropdown-panel .dropdown-body::-webkit-scrollbar{width:6px}.my-courses-dropdown-panel .dropdown-body::-webkit-scrollbar-track{background:rgba(0,0,0,0)}.my-courses-dropdown-panel .dropdown-body::-webkit-scrollbar-thumb{background-color:#d9d9d9;border-radius:10px}.my-courses-dropdown-panel .dropdown-body::-webkit-scrollbar-thumb:hover{background-color:#bfbfbf}.my-courses-dropdown-panel .empty-state,.my-courses-dropdown-panel .loading-state{padding:30px 20px;text-align:center;color:#86868b;font-size:16px}.my-courses-dropdown-panel .course-item{display:flex;padding:14px 20px;cursor:pointer;transition:background-color .2s ease;align-items:center}.my-courses-dropdown-panel .course-item:hover{background-color:#fafafa}.my-courses-dropdown-panel .course-thumb-wrap{width:96px;height:54px;border-radius:8px;overflow:hidden;margin-right:14px;flex-shrink:0;background-color:#f5f5f7;border:1px solid #eaeaea}.my-courses-dropdown-panel .course-thumb{width:100%;height:100%;object-fit:cover}.my-courses-dropdown-panel .course-info{flex-grow:1;display:flex;flex-direction:column;gap:4px}.my-courses-dropdown-panel .course-title{margin:0;font-size:16px;font-weight:600;color:#1d1d1f;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.my-courses-dropdown-panel .course-time{margin:0;font-size:16px;color:#86868b}.my-courses-dropdown-panel .course-progress-bar{margin-top:2px}.my-courses-dropdown-panel .ant-progress-text{font-size:16px!important;font-weight:700;color:#1d418a!important}