.course-player[data-v-5ee47f20]{position:relative;aspect-ratio:16/9;background:#101d31;color:#fff;overflow:hidden;border-radius:12px;width:100%;margin-bottom:20px;min-height:210px}.course-player video[data-v-5ee47f20]{display:block;width:100%;height:100%;object-fit:contain}.video-placeholder[data-v-5ee47f20]{height:100%;min-height:210px;display:flex;align-items:center;justify-content:center;flex-direction:column}.video-placeholder small[data-v-5ee47f20]{color:#9cadc5}.video-controls[data-v-5ee47f20]{position:absolute;bottom:0;left:0;width:100%;display:flex;align-items:center;gap:8px;background:#101d31e8;padding:8px;box-sizing:border-box;font-size:11px}.video-controls button[data-v-5ee47f20],.video-controls select[data-v-5ee47f20]{padding:6px;background:#263c5e;color:#fff;border:1px solid #617798;border-radius:5px;white-space:nowrap;font-size:11px}.video-controls input[data-v-5ee47f20]{min-width:25px;flex:1;width:100%;margin:0}.video-controls span[data-v-5ee47f20]{white-space:nowrap}.video-watermark[data-v-5ee47f20]{position:absolute;top:15%;left:4%;font-size:12px;color:#ffffffa8;pointer-events:none;text-shadow:0 1px 3px #000;animation:watermark-drift-5ee47f20 23s linear infinite alternate;z-index:5}.video-message[data-v-5ee47f20]{position:absolute;top:25%;left:10%;right:10%;text-align:center;background:#101d31d9;padding:10px;z-index:6}@keyframes watermark-drift-5ee47f20{to{top:65%;left:12%}}.course-player[data-v-5ee47f20]:fullscreen{border-radius:0;height:100vh;aspect-ratio:auto}.course-player[data-v-5ee47f20] .video-js{width:100%;height:100%}.cloud-fullscreen[data-v-5ee47f20]{position:absolute;right:12px;top:12px;z-index:6;background:#101d31aa;color:#fff;border:1px solid #ffffff55;border-radius:6px;padding:6px 10px}@media(max-width:400px){.video-controls[data-v-5ee47f20]{gap:4px}.video-controls span[data-v-5ee47f20],.video-watermark[data-v-5ee47f20]{font-size:10px}}@media(prefers-reduced-motion:reduce){.video-watermark[data-v-5ee47f20]{animation:none}}input[type=checkbox][data-v-c572c46c]{display:inline-block;width:auto;margin:0 8px 0 0;padding:0}label[data-v-c572c46c]{line-height:1.6}.refund-progress[data-v-2aaf93db]{margin:12px 0;padding:12px;border:1px solid #d7e0ee;border-radius:10px;overflow-wrap:anywhere}textarea[data-v-2aaf93db]{display:block;width:100%;min-height:96px;border:1px solid #d7e0ee;border-radius:10px;padding:12px;font:inherit;resize:vertical}.appeal-history[data-v-2aaf93db]{border-top:1px solid #d7e0ee;margin-top:12px}.job-hero{padding:26px 22px;border-radius:22px;background:linear-gradient(120deg,#eaf3f6,#f3f7fc);color:#24576c}.job-eyebrow{display:flex;align-items:center;gap:9px;font-size:12px}.job-hero h1{margin:18px 0 10px}.job-hero p{margin:0;font-size:14px}.job-grid{display:grid;gap:16px}.job-card,.job-panel{min-width:0;border:1px solid #e6ecf6;border-radius:17px;padding:22px;background:#fff}.job-card{display:flex;flex-direction:column}.job-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:14px}.job-icon.blue{background:#eef2ff;color:#4161eb}.job-icon.green{background:#e7f7f2;color:#258e81}.job-icon.orange{background:#fff2e7;color:#bd7b39}.job-icon.purple{background:#f3edff;color:#8064c6}.job-icon.career{background:#eaf3f6;color:#397c92}.job-card h2,.job-panel h2{font-size:18px;margin:16px 0 10px}.job-panel h2{margin-top:0}.job-card p,.job-panel p,.job-services li{font-size:14px;line-height:1.8;color:#60738c}.job-card p{margin:0 0 12px}.job-card ul{list-style:none;padding:0;margin:0 0 24px}.job-card li{display:flex;align-items:baseline;gap:8px;margin:7px 0}.job-card li svg{flex-shrink:0;color:#397c92}.job-card-footer{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}.job-card-footer small{display:block;font-size:10px;color:#899ab1;margin-top:5px}.job-card-footer .secondary{display:flex;align-items:center;gap:3px;padding:10px;white-space:nowrap}.job-detail-grid{display:grid;gap:16px;margin-top:20px}.job-detail-grid>div{display:flex;flex-direction:column;gap:16px;min-width:0}.job-panel ul{padding-left:20px;margin-bottom:0}.job-panel li+li{margin-top:8px}.job-steps{list-style:none;padding:0;margin-bottom:0}.job-steps li{display:flex;align-items:center;gap:12px}.job-steps span{flex-shrink:0;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#eef2ff;color:#4161eb;font-size:12px}.job-buy>small{display:block;color:#899ab1;margin-bottom:8px}.job-buy>.price{font-size:28px}.job-buy .notice{margin-bottom:0}@media(min-width:600px){.job-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:1024px){.job-hero{padding:32px}.job-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.job-detail-grid{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:24px}}.admin-shell{--admin-border: #dfe6f0;--admin-muted: #687a91;--admin-blue: #3659df;max-width:1440px;min-height:100vh;min-height:100dvh;margin:0 auto;padding:28px 32px 48px;color:#1b2d45;background:#f7f9fc;font-size:14px;line-height:1.5;border-radius:0}.admin-shell :is(h1,h2,h3,p,form){margin:0}.admin-shell h1{font-size:24px;line-height:1.4;letter-spacing:-.5px}.admin-shell h2{font-size:21px;line-height:1.45}.admin-shell h3{font-size:16px;line-height:1.5}.admin-shell p{line-height:1.7}.admin-shell :is(button,input,select,textarea){font:inherit}.admin-shell button{transition:background .15s,border-color .15s}.admin-shell :is(button,input,select,textarea):focus-visible{outline:3px solid #a9bbff;outline-offset:2px}.admin-shell button:disabled{cursor:not-allowed;opacity:.5}.admin-shell :is(.primary,.secondary){display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:9px 16px;border:1px solid transparent;border-radius:8px;font-size:13px;font-weight:600;line-height:22px;white-space:nowrap}.admin-shell .primary{background:var(--admin-blue);color:#fff}.admin-shell .primary:hover:not(:disabled){background:#2949c8}.admin-shell .secondary{background:#fff;border-color:var(--admin-border);color:#40516a}.admin-shell .secondary:hover:not(:disabled){border-color:#aebfef;background:#f2f5ff;color:var(--admin-blue)}.admin-shell label{display:flex;flex-direction:column;gap:7px;min-width:0;color:#52647c;font-size:13px;line-height:20px}.admin-shell :is(input:not([type=checkbox]),select,textarea){display:block;width:100%;min-width:0;height:42px;margin:0;padding:9px 12px;border:1px solid #d5deeb;border-radius:8px;background:#fff;color:#20334e;line-height:22px;font-size:14px;box-shadow:0 1px 2px #172b4d03}.admin-shell input::placeholder{color:#96a2b5}.admin-shell :is(input,select):disabled,.admin-shell input[readonly]{background:#f1f4f8;color:#7a879a}.admin-shell textarea{height:auto;min-height:108px;resize:vertical;line-height:1.7}.admin-shell input[type=file]{height:auto;padding:8px}.admin-shell input::file-selector-button{padding:7px 12px;margin-right:12px;border:0;border-radius:5px;background:#eaf0ff;color:var(--admin-blue)}.admin-shell label.admin-checkbox{flex-direction:row;align-items:center;gap:9px;min-height:42px;max-width:none}.admin-shell .admin-checkbox input{-webkit-appearance:auto;-moz-appearance:auto;appearance:auto;width:17px;height:17px;min-width:17px;margin:0;padding:0;accent-color:var(--admin-blue);flex:0 0 17px}.admin-shell .admin-header{padding:0 0 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--admin-border)}.admin-shell .admin-header p{margin-top:6px;color:var(--admin-muted);font-size:12px}.admin-shell .admin-header-actions,.admin-shell .admin-account{display:flex;align-items:center;gap:12px}.admin-shell .admin-account span{color:var(--admin-muted);font-size:12px}.admin-shell .admin-tabs{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:5px;margin:22px 0 28px;padding:5px;border:1px solid var(--admin-border);border-radius:12px;background:#edf1f7}.admin-shell .admin-tabs button{min-height:42px;padding:8px;border-radius:8px;color:#5b6b81;font-size:13px;white-space:nowrap}.admin-shell .admin-tabs button:hover{background:#ffffff80}.admin-shell .admin-tabs .chosen{background:#fff;color:#2d50d3;font-weight:700;box-shadow:0 2px 5px #233b6212}.admin-shell .admin-tabs:has(button:nth-child(2):last-child){grid-template-columns:repeat(2,minmax(0,1fr))}.admin-shell .admin-pagination>div{display:flex;gap:8px}.admin-shell .admin-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin:20px 0}.admin-shell .ops-module>.admin-toolbar:first-child{margin-top:0}.admin-shell .admin-toolbar>div>p{margin-top:5px}.admin-shell :is(.ops-muted,.course-filters>span){font-size:12px;line-height:1.7;color:var(--admin-muted)}.admin-shell :is(.ops-module,.admin-editor){min-width:0}.admin-shell :is(.ops-filters,.course-filters){display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:end;gap:16px;margin:18px 0;padding:20px;border:1px solid var(--admin-border);border-radius:12px;background:#fff}.admin-shell .ops-filters{grid-template-columns:repeat(4,minmax(0,1fr))}.admin-shell .ops-filters.filters-orders,.admin-shell .ops-filters.filters-refunds{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-shell .filters-users,.admin-shell .filters-videos{grid-template-columns:minmax(240px,2fr) minmax(180px,1fr) auto}.admin-shell .filter-actions{display:flex;align-items:center;gap:8px;justify-content:flex-end;min-height:42px}.admin-shell .filters-refunds .admin-checkbox{grid-column:1 / 3}.admin-shell .filters-refunds .filter-actions{grid-column:3}.admin-shell .course-filters{grid-template-columns:minmax(200px,2fr) minmax(150px,1fr) minmax(150px,1fr) auto}.admin-shell .course-filters>span{align-self:end;min-height:42px;display:flex;align-items:center}.admin-shell form.course-filters{grid-template-columns:minmax(180px,1fr) auto}.admin-shell .ops-quick{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 20px;font-size:12px;color:var(--admin-muted)}.admin-shell .ops-quick .secondary{min-height:32px;padding:4px 11px;font-size:12px}.admin-shell :is(.admin-stats,.ops-kpis){display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:20px 0}.admin-shell .admin-stats{grid-template-columns:repeat(4,minmax(0,1fr))}.admin-shell :is(.admin-stats>div,.ops-kpis article){display:flex;flex-direction:column;align-items:flex-start;gap:10px;min-width:0;padding:22px;background:#fff;border:1px solid var(--admin-border);border-radius:12px}.admin-shell :is(.admin-stats b,.ops-kpis b){font-size:28px;line-height:1.2;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.admin-shell :is(.admin-stats span,.ops-kpis span){color:#62738a;font-size:13px}.admin-shell .ops-kpis small{margin-top:auto;color:var(--admin-muted);line-height:1.6;font-size:12px}.admin-shell .ops-kpis .development-kpi{border-color:#f0dfbf;background:#fffbf3}.admin-shell .ops-text-button{padding:0;color:var(--admin-blue);text-align:left;font-size:12px}.admin-shell .ops-panel{margin:20px 0;padding:22px;border:1px solid var(--admin-border);border-radius:12px;background:#fff}.admin-shell .ops-panel>h3{margin-bottom:12px}.admin-shell .ops-panel>.ops-muted{margin-bottom:16px}.admin-shell .admin-table-wrap{container-type:inline-size;max-width:100%;overflow:auto;border:1px solid var(--admin-border);border-radius:10px;background:#fff}.admin-shell table{border-collapse:collapse;width:100%;min-width:700px;font-size:13px;line-height:1.55}.admin-shell table:has(th:nth-child(6)){min-width:960px}.admin-shell td:nth-child(2){white-space:nowrap}.admin-shell td small{white-space:normal}.admin-shell :is(th,td){text-align:left;vertical-align:middle;padding:15px 18px;border-bottom:1px solid #edf0f5;max-width:330px;overflow-wrap:anywhere}.admin-shell th{background:#f3f6fa;color:#55657b;font-weight:600;white-space:nowrap;padding-top:12px;padding-bottom:12px}.admin-shell tbody tr:last-child td{border-bottom:0}.admin-shell tbody tr:hover{background:#f9fbff}.admin-shell td small{display:block;margin-top:5px;color:#8190a5;font-size:11px;line-height:1.6}.admin-shell .admin-table-wrap button{min-height:32px;padding:4px 10px;margin:3px 6px 3px 0;font-size:12px;white-space:nowrap}.admin-shell td:last-child:has(button){min-width:190px}.admin-shell td[colspan]{text-align:center;padding:0;color:var(--admin-muted)}.admin-shell .admin-empty{position:sticky;left:0;display:block;width:100cqw;max-width:100%;padding:36px 16px;text-align:center}.admin-shell :is(.ops-status,.ops-tag){display:inline-flex;align-items:center;padding:4px 9px;border-radius:6px;font-size:12px;background:#edf1f7;color:#62738a;white-space:nowrap}.admin-shell .ops-status[data-state=completed]{background:#e7f6ee;color:#168057}.admin-shell .ops-status[data-state=pending]{background:#fff3dc;color:#956717}.admin-shell .ops-integrations{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.admin-shell .ops-integrations .ops-panel{margin:0;display:flex;align-items:flex-start;flex-direction:column;gap:12px}.admin-shell .ops-integrations h3{margin:0}.admin-shell .ops-integrations p{color:var(--admin-muted);font-size:13px}.admin-shell .ops-chart-scroll{overflow:auto;max-width:100%}.admin-shell .ops-chart{display:flex;align-items:flex-end;gap:8px;min-height:190px;min-width:max-content;padding:12px 0}.admin-shell .ops-day{text-align:center;min-width:26px}.admin-shell .ops-bars{height:140px;display:flex;align-items:flex-end;justify-content:center;gap:3px;border-bottom:1px solid #e3eaf5}.admin-shell .ops-bars i{display:block;width:8px;border-radius:3px 3px 0 0;background:#4768f5}.admin-shell .ops-bars .refund-bar{background:#ef9f53}.admin-shell .ops-day small{color:#8494aa;font-size:10px}.admin-shell .notice{margin:18px 0;padding:13px 16px;border:1px solid #e5ebf7;border-radius:9px;background:#eef3fc;color:#627895;font-size:12px;line-height:1.8}.admin-shell .admin-modal{position:fixed;top:0;right:0;bottom:0;left:0;width:min(860px,calc(100vw - 32px));max-width:none;max-height:calc(100vh - 40px);max-height:calc(100dvh - 40px);margin:auto;padding:0;overflow:auto;color:#1b2d45;border:1px solid #e4e9f1;border-radius:16px;box-shadow:0 24px 80px #12234240}.admin-shell .admin-modal::backdrop{background:#11213e80;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.admin-shell .admin-editor{padding:26px;background:#fff}.admin-shell .lesson-modal{width:min(680px,calc(100vw - 32px));padding:26px}.admin-shell .ops-modal{padding:26px;width:min(900px,calc(100vw - 32px))}.admin-shell .dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;padding-bottom:18px;border-bottom:1px solid var(--admin-border)}.admin-shell .dialog-heading>button{flex-shrink:0;min-width:36px;min-height:36px;padding:5px 10px}.admin-shell .admin-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:0}.admin-shell .admin-form-grid .wide{grid-column:1 / -1}.admin-shell .admin-form-grid>.admin-checkbox{align-self:end}.admin-shell .admin-modal form:not(.admin-form-grid){display:grid;gap:16px;margin-top:20px}.admin-shell .admin-modal .lesson{margin:0;padding:14px 12px;border:1px solid #e7edf5;border-radius:8px;background:#f8fafd;gap:16px}.admin-shell .admin-modal .lesson+.lesson{margin-top:8px}.admin-shell .admin-modal .lesson small{flex:0 0 auto;max-width:45%;text-align:right;color:var(--admin-muted);line-height:1.6}.admin-shell .video-upload{border:1px dashed #abc0ed;border-radius:10px;padding:18px;background:#f6f9ff}.admin-shell .video-upload p{margin-top:12px;font-size:12px;color:var(--admin-muted)}.admin-shell .video-upload .uploaded-video{color:#168252}.admin-shell progress{width:100%;height:8px;margin-top:12px;accent-color:var(--admin-blue)}.admin-shell .ops-details{display:grid;grid-template-columns:120px minmax(0,1fr);gap:14px;margin:0}.admin-shell .ops-details dt{color:var(--admin-muted)}.admin-shell .ops-details dd{margin:0;overflow-wrap:anywhere}.admin-shell .ops-modal h3{margin-top:24px;margin-bottom:12px}.admin-shell .ops-modal .dialog-heading h3{margin:0}.admin-shell .ops-timeline{padding-left:22px}.admin-shell .ops-timeline li{padding:10px 0}.admin-shell .ops-timeline small{display:block;margin-top:5px;color:var(--admin-muted)}.admin-shell .admin-login{display:grid;gap:20px;width:min(100%,460px);margin:64px auto;padding:32px;border:1px solid var(--admin-border);border-radius:16px;background:#fff}.admin-shell .admin-login p{font-size:13px;color:var(--admin-muted)}.admin-shell .admin-feedback{position:fixed;top:20px;left:50%;transform:translate(-50%);z-index:10000;width:min(560px,calc(100vw - 24px));pointer-events:none}.admin-shell :is(.feedback-error,.feedback-status){display:flex;align-items:center;justify-content:space-between;gap:12px;pointer-events:auto;padding:14px 18px;margin:0 0 8px;border-radius:10px;box-shadow:0 8px 30px #17284a25;background:#e7f8ee;color:#126137}.admin-shell .feedback-error{background:#fff0ef;color:#a72626}.admin-shell .admin-feedback button{flex-shrink:0;padding:4px 8px;color:inherit}@media(max-width:1100px){.admin-shell{padding:24px}.admin-shell .admin-header{align-items:flex-start}.admin-shell .admin-header-actions{flex-wrap:wrap;justify-content:flex-end}.admin-shell .admin-tabs{grid-template-columns:repeat(4,minmax(0,1fr))}.admin-shell .course-filters{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-shell .course-filters>span{grid-column:1 / -1;min-height:0}}@media(max-width:760px){.admin-shell{padding:20px 16px 32px}.admin-shell .admin-header{flex-direction:column;gap:16px;padding-bottom:20px}.admin-shell .admin-header-actions{width:100%;justify-content:space-between;gap:8px}.admin-shell .admin-account{gap:8px}.admin-shell .admin-account span{max-width:135px;overflow-wrap:anywhere}.admin-shell h1{font-size:22px}.admin-shell :is(.ops-filters,.ops-filters.filters-orders,.ops-filters.filters-refunds,.course-filters,.filters-users,.filters-videos){grid-template-columns:repeat(2,minmax(0,1fr));padding:16px;gap:14px}.admin-shell .filter-actions{grid-column:1 / -1;justify-content:flex-start}.admin-shell .filters-refunds .filter-actions{grid-column:1 / -1}.admin-shell .filter-actions button{flex:1}.admin-shell .filter-search{grid-column:1 / -1}.admin-shell :is(.filters-orders,.filters-refunds) .filter-search{order:1}.admin-shell .filters-refunds .admin-checkbox{order:2}.admin-shell .filter-actions{order:3}.admin-shell .filters-dashboard>label:nth-child(3),.admin-shell .filters-users>label,.admin-shell .filters-videos>label{grid-column:1 / -1}.admin-shell .course-filters label:first-child{grid-column:1 / -1}.admin-shell :is(.ops-kpis,.admin-stats){grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.admin-shell :is(.ops-kpis article,.admin-stats>div){padding:18px}.admin-shell .ops-integrations{grid-template-columns:1fr}.admin-shell .ops-panel{padding:16px}.admin-shell .admin-modal,.admin-shell .lesson-modal,.admin-shell .ops-modal{width:calc(100vw - 24px);max-height:calc(100vh - 24px);max-height:calc(100dvh - 24px);border-radius:12px}.admin-shell :is(.admin-editor,.lesson-modal,.ops-modal){padding:20px}.admin-shell .admin-form-grid{grid-template-columns:1fr}.admin-shell .ops-details{grid-template-columns:88px minmax(0,1fr)}.admin-shell :is(input:not([type=checkbox]),select,textarea){font-size:16px}}@media(max-width:480px){.admin-shell{padding:18px 12px 28px}.admin-shell .admin-tabs{grid-template-columns:repeat(2,minmax(0,1fr));margin:18px 0 24px}.admin-shell .admin-header-actions{align-items:stretch}.admin-shell .admin-account{flex:1}.admin-shell .admin-header-actions .secondary{padding:7px 10px}.admin-shell :is(.ops-kpis b,.admin-stats b){font-size:23px}.admin-shell :is(.ops-kpis article,.admin-stats>div){padding:16px 12px}.admin-shell .ops-quick>span{flex-basis:100%}.admin-shell .admin-toolbar{gap:10px}.admin-shell .admin-login{padding:22px;margin:30px auto}.admin-shell .admin-modal .lesson{align-items:flex-start;flex-direction:column;gap:5px}.admin-shell .admin-modal .lesson small{max-width:100%;text-align:left}}@media(max-width:380px){.admin-shell .ops-filters>label:has(input[type=date]){grid-column:1 / -1}}.admin-shell .vod-import-form{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;margin:20px 0}.admin-shell .vod-import-form small{grid-column:1 / -1}@media(max-width:600px){.admin-shell .vod-import-form{grid-template-columns:1fr}}.resource-picker[data-v-7d00c6e1]{padding:16px;border:1px solid #dce3ef;border-radius:12px;margin-top:12px}.resource-search[data-v-7d00c6e1],.resource-pages[data-v-7d00c6e1]{display:flex;gap:10px;align-items:center}.resource-search input[data-v-7d00c6e1]{min-width:0;flex:1}ul[data-v-7d00c6e1]{list-style:none;padding:0}li[data-v-7d00c6e1]{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid #edf0f6}li div[data-v-7d00c6e1]{min-width:0}strong[data-v-7d00c6e1]{overflow-wrap:anywhere}small[data-v-7d00c6e1]{display:block;color:#64748b;margin-top:6px}button[data-v-7d00c6e1]{flex-shrink:0}@media(max-width:480px){.resource-search[data-v-7d00c6e1]{flex-wrap:wrap}.resource-search input[data-v-7d00c6e1]{flex-basis:100%}}:root{font-family:system-ui,-apple-system,Microsoft YaHei,sans-serif;color:#10283f;background:#eef2f8;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer;border:0;background:none;color:inherit}button:disabled{opacity:.5;cursor:default}main{max-width:480px;min-height:100vh;min-height:100dvh;margin:auto;background:#fff;padding:0 20px 110px}.app-brand{display:none}.course-grid{display:grid;gap:12px;margin:12px 0}.course-grid .course{margin:0}button:focus-visible,input:focus-visible{outline:3px solid #7994ff;outline-offset:3px}button{touch-action:manipulation}.chips button,.back button{min-height:44px}.back button{min-width:44px;align-items:center;justify-content:center}form input{font-size:16px}.lesson span{min-width:0;overflow-wrap:anywhere}.player{aspect-ratio:16/9;width:calc(100% + 40px);min-width:0;height:auto;min-height:0}h1{font-size:25px;line-height:1.3;margin:7px 0 18px}h2{font-size:21px}h3{font-size:17px;margin:26px 0 15px}h3 small{float:right;font-size:12px;color:#8c9bb2}p{line-height:1.7}header{padding-top:20px}header p,.muted{font-size:13px;color:#899ab1}header p{margin:0 0 6px}.dev{margin:0 -20px;padding:9px 12px;background:#fff5de;text-align:center;font-size:11px;color:#8b6218}.error{position:sticky;top:0;z-index:5;background:#fff0f0;padding:14px;color:#a62626;font-size:13px}.error button{float:right}.search{display:flex;align-items:center;gap:10px;background:#f4f6fb;border:1px solid #e9edf6;padding:12px;border-radius:14px;color:#8294ae}.search input{border:0;background:none;min-width:0;outline:0;width:100%;font-size:14px}.hero{position:relative;overflow:hidden;padding:26px 22px;margin-top:22px;border-radius:22px;color:#fff;background:linear-gradient(120deg,#2448d4,#7e99ff)}.hero small{font-size:11px;letter-spacing:1px}.hero h2{font-size:26px;line-height:1.5}.hero p{font-size:12px}.hero button{display:flex;gap:8px;align-items:center;background:#fff;color:#3359e9;border-radius:10px;padding:12px}.hero-icon{position:absolute;right:15px;top:70px;opacity:.18;transform:rotate(15deg)}.tracks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tracks button{text-align:left;border-radius:16px;padding:17px 13px;display:grid;grid-template-columns:1fr auto;gap:9px}.tracks strong{grid-column:1/3;font-size:16px}.tracks small{font-size:10px;grid-column:1/3}.blue{background:linear-gradient(130deg,#4661e8,#94abff);color:#fff}.orange{background:linear-gradient(130deg,#cd865b,#f0c99b);color:#fff}.green{background:linear-gradient(130deg,#299b91,#8cd6cd);color:#fff}.purple{background:linear-gradient(130deg,#836ec8,#b6a7e6);color:#fff}.tracks .blue{background:#eef2ff;color:#4161eb}.tracks .orange{background:#fff2e7;color:#bd7b39}.tracks .green{background:#e7f7f2;color:#258e81}.tracks .purple{background:#f3edff;color:#8064c6}.tracks .career{background:#eaf3f6;color:#397c92}.tracks button{min-width:0}.tracks small{line-height:1.6;overflow-wrap:anywhere}.course{width:100%;display:flex;gap:12px;text-align:left;border:1px solid #e6ecf6;border-radius:17px;padding:11px;margin:12px 0;background:#fff}.cover{flex-shrink:0;width:104px;min-height:111px;border-radius:13px;padding:13px 10px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.cover:after{content:"";position:absolute;border:14px solid #ffffff16;border-radius:100%;width:100px;height:100px;right:-60px;top:-40px}.cover small{font-size:8px;letter-spacing:.5px}.cover b{font-size:17px}.info{min-width:0}.info strong{font-size:14px}.info p{font-size:11px;color:#8a99b1;margin:8px 0}.info small{font-size:10px;color:#8a99b1}.info .course-metrics{display:block;margin-top:6px;color:#667a9b}.course-facts{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 24px}.course-facts span{padding:9px 12px;border-radius:10px;background:#f1f5ff;color:#4864b2;font-size:12px}.material-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 0;border-bottom:1px solid #edf0f7}.material-row span{min-width:0;overflow-wrap:anywhere}.material-row small{display:block;color:#8a99b1;margin-top:5px}.material-row button,.course-review-form button,.support-link{display:inline-flex;align-items:center;gap:7px;flex-shrink:0}.material-row button:disabled{opacity:.55;cursor:default}.course-review-form{display:grid;gap:14px;margin:20px 0}.course-review-form textarea{display:block;width:100%;min-height:105px;margin-top:8px;padding:12px;border:1px solid #e4eaf5;border-radius:10px;font:inherit;resize:vertical}.course-review-form select{margin-left:8px}.support-link{margin:18px 0}.price{font-weight:800;font-size:18px;color:#f17c42;margin-top:10px}del{font-size:11px;color:#adb6c7;font-weight:400}.chips{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.chips button{border:1px solid #e4eaf5;border-radius:25px;padding:9px 13px;font-size:12px;color:#8796ac}.chips .chosen{border-color:#5473ff;color:#4364ef;background:#eff3ff}.back{display:flex;align-items:center;gap:12px;padding-bottom:20px}.back h3{margin:0}.back button{border:1px solid #e9edf7;border-radius:10px;padding:6px;display:flex}.large{width:100%;min-height:170px;padding:22px}.large h1{margin:20px 0 0;color:#fff}.large p{margin:12px 0;font-size:16px}.tag{display:inline-block;background:#edf3ff;color:#5371e5;font-size:11px;padding:5px 8px;border-radius:6px;margin-top:10px}.lesson{display:flex;align-items:center;gap:12px;width:100%;padding:19px 8px;border-bottom:1px solid #edf0f7;text-align:left;font-size:13px}.lesson svg{color:#6983ed;flex-shrink:0}.lesson span:first-of-type{flex:1}.lesson .tag{margin:0;font-size:10px}.purchase{position:sticky;bottom:79px;background:#fffe;display:flex;justify-content:space-between;align-items:center;padding:16px 0;margin-top:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.primary{background:linear-gradient(110deg,#3155e8,#5578ff);color:#fff;border-radius:12px;padding:14px 20px;font-size:14px;font-weight:700}.secondary{background:#edf2ff;color:#4163ea;border-radius:12px;padding:12px 18px;font-size:13px;font-weight:600}.full{width:100%;margin:12px 0}.panel{background:#f5f7fb;border-radius:17px;padding:18px;margin:18px 0}.panel p{display:flex;justify-content:space-between;font-size:13px;gap:12px}.panel small{font-size:10px;word-break:break-all;color:#8090a7}.panel h3{margin:0}.notice{background:#f0f4fe;color:#6e85a8;padding:16px;border-radius:13px;font-size:12px;line-height:1.8;margin:20px 0}form{display:grid;gap:16px;margin:26px 0}form label{font-size:13px;color:#7b8ca5}form input{display:block;border:1px solid #dde5f4;border-radius:12px;width:100%;padding:14px;margin-top:8px}.empty{text-align:center;padding:70px 10px;color:#8ea0bb}.success{text-align:center;padding:70px 0}.success>svg{color:#22b78f}.success p{color:#8fa1b9}.avatar{float:right;background:#edf2ff;color:#4768ed;border-radius:15px;padding:17px;font-size:26px;font-weight:700}.stats{display:flex;justify-content:space-around;background:#f4f7ff;padding:22px;margin:20px -20px}.stats div{display:grid;text-align:center;gap:8px}.stats small{font-size:11px;color:#8c9db4}.player{position:relative;height:220px;background:#101d31;color:#fff;display:flex;align-items:center;justify-content:center;flex-direction:column;margin:0 -20px;overflow:hidden}.player p{margin:8px}.player small{font-size:11px;color:#9cadc5}.watermark{position:absolute;font-size:11px;color:#fff8;pointer-events:none;animation:move 17s ease-in-out infinite alternate;left:15px;top:15px}@keyframes move{to{left:38%;top:80%}}nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:min(100%,480px);display:flex;justify-content:space-around;background:#fffffffa;border-top:1px solid #e8edf6;padding:13px 0 calc(13px + env(safe-area-inset-bottom));z-index:10}nav button{display:grid;justify-items:center;gap:5px;color:#9aabc0;min-width:65px}nav small{font-size:10px}nav .active{color:#4264ff}@media(prefers-reduced-motion:reduce){.watermark{animation:none}}@media(max-width:350px){main{padding-left:14px;padding-right:14px}.cover{width:86px}.info strong{font-size:12px}.tracks small{font-size:9px}.dev,.stats{margin-left:-14px;margin-right:-14px}.player{margin-left:-14px;margin-right:-14px;width:calc(100% + 28px)}}@media(min-width:600px){main{max-width:1200px;padding:0 32px 115px}.dev{margin:0 -32px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.course{min-width:0;padding:16px}.tracks{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.tracks button{padding:22px 15px;min-height:145px}.tracks strong{font-size:17px}.tracks small{font-size:12px}.hero{padding:32px;min-height:245px}.hero h2{font-size:32px}.hero-icon{right:80px;top:85px;opacity:.25;width:110px;height:110px}.info p{font-size:12px}.info strong{font-size:15px}.cover{width:105px}nav{width:min(100%,1200px)}.player{margin:0;width:100%;border-radius:18px;min-height:260px;max-height:540px}.stats{margin:20px 0;border-radius:18px}main.page-login,main.page-checkout,main.page-success,main.page-profile,main.page-orders{max-width:760px}.success{max-width:460px;margin:auto}.large{min-height:220px;width:100%}.purchase{padding:18px;background:#fff;border-top:1px solid #e8edf6;border-radius:14px}.purchase .primary{min-width:180px}}@media(min-width:1024px){.tracks{grid-template-columns:repeat(4,minmax(0,1fr))}body{background:#eef2f8}main{margin:20px auto;border-radius:20px;min-height:calc(100vh - 40px);min-height:calc(100dvh - 40px);padding:0 48px 48px;position:relative;box-shadow:0 8px 32px #26365308}.dev{margin:0 -48px;border-radius:20px 20px 0 0;padding:9px}.app-brand{position:absolute;top:60px;left:48px;display:flex;align-items:center;gap:10px;color:#3659e8}.app-brand span{display:none}.app-brand strong{font-size:21px}nav{position:absolute;top:49px;bottom:auto;right:40px;left:auto;transform:none;width:auto;gap:8px;padding:0;background:transparent;border:0}nav button{display:flex;align-items:center;padding:12px 15px;border-radius:12px;gap:8px;color:#6f819d;min-height:48px}nav small{font-size:14px}nav .active{background:#edf2ff}header{padding-top:105px}.back{padding-top:110px}.error{top:0;z-index:20}h1{font-size:32px}.hero{padding:40px;min-height:280px}.hero h2{font-size:36px}.hero-icon{width:155px;height:155px;right:120px}.tracks button{min-height:140px;padding:22px}.course-grid{gap:20px}.course{padding:18px;gap:18px}.cover{width:124px;min-height:128px}.cover b{font-size:20px}.info strong{font-size:17px}.info small{font-size:12px}.price{font-size:22px}.large{width:100%;min-height:220px;max-width:none}.purchase{bottom:16px}main.page-login,main.page-checkout,main.page-success,main.page-profile,main.page-orders{max-width:1200px;padding-left:max(48px,calc((min(100vw,1200px) - 560px)/2));padding-right:max(48px,calc((min(100vw,1200px) - 560px)/2))}main.page-login .dev,main.page-checkout .dev,main.page-success .dev,main.page-profile .dev,main.page-orders .dev{margin-left:calc(-1*max(48px,calc((min(100vw,1200px) - 560px)/2)));margin-right:calc(-1*max(48px,calc((min(100vw,1200px) - 560px)/2)))}.player{width:100%;max-height:540px;min-height:350px}.lesson{font-size:15px;min-height:58px}}@media(max-height:500px)and (max-width:1023px){nav{padding:7px 0 calc(7px + env(safe-area-inset-bottom))}nav button{gap:2px}.purchase{bottom:61px}main{padding-bottom:85px}.player{min-height:160px}}@supports (padding: max(0px)){main{padding-top:env(safe-area-inset-top)}@media(max-width:599px){main{padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right))}}@media(max-width:350px){main{padding-left:max(14px,env(safe-area-inset-left));padding-right:max(14px,env(safe-area-inset-right))}}}@media(max-width:1023px){.search input{font-size:16px}}.demo-badge{display:block;width:fit-content;margin-bottom:8px}
