:root{--hs-primary:#5f3dc4;--hs-primary-2:#7c5ce5;--hs-accent:#12b886;--hs-pink:#e64980;--hs-orange:#f08c00;--hs-bg:#f5f6fb;--hs-card:#fff;--hs-text:#18202c;--hs-muted:#6b7280;--hs-line:#e8eaf2;--hs-shadow:0 18px 48px rgba(35,42,80,.09);--hs-radius:24px;--hs-safe-bottom:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--hs-bg);color:var(--hs-text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.hs-body{min-height:100vh}.hs-app-shell{min-height:100vh;padding-bottom:104px}.hs-topbar{height:76px;position:sticky;top:0;z-index:80;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(228,231,240,.85);display:flex;align-items:center;justify-content:space-between;padding:0 max(20px,calc((100vw - 1320px)/2));gap:20px}.hs-brand{display:flex;align-items:center;gap:12px;min-width:0}.hs-brand-mark{width:46px;height:46px;border-radius:15px;background:linear-gradient(145deg,#6c4ad8,#9b75f2);display:grid;place-items:center;box-shadow:0 10px 24px rgba(95,61,196,.25);overflow:hidden;flex:0 0 auto}.hs-brand-mark img{width:72%;height:72%;object-fit:contain}.hs-brand>span:last-child{display:flex;flex-direction:column;min-width:0}.hs-brand strong{font-size:16px;white-space:nowrap}.hs-brand small{font-size:11px;color:var(--hs-muted);white-space:nowrap}.hs-top-actions{display:flex;align-items:center;gap:10px}.hs-credit-chip,.hs-login-button,.hs-icon-button,.hs-avatar-button{border:1px solid var(--hs-line);background:#fff;display:flex;align-items:center;justify-content:center}.hs-credit-chip{height:42px;border-radius:14px;padding:0 13px;gap:7px;color:var(--hs-primary)}.hs-credit-chip i{font-size:18px}.hs-credit-chip span{font-size:12px;color:var(--hs-muted)}.hs-icon-button,.hs-avatar-button{width:42px;height:42px;border-radius:50%;position:relative}.hs-icon-button i{font-size:20px}.hs-icon-button b{position:absolute;top:-4px;right:-4px;min-width:19px;height:19px;padding:0 4px;border-radius:10px;background:#ef4444;color:#fff;font-size:10px;display:grid;place-items:center;border:2px solid #fff}.hs-avatar-button{overflow:hidden;background:linear-gradient(145deg,#e9e3ff,#f5f1ff);color:var(--hs-primary);font-weight:800}.hs-avatar-button img{width:100%;height:100%;object-fit:cover}.hs-login-button{height:42px;border-radius:14px;padding:0 16px;gap:8px;color:#fff;background:linear-gradient(135deg,var(--hs-primary),var(--hs-primary-2));border:0;font-weight:700}.hs-main{width:min(1320px,calc(100% - 40px));margin:0 auto;padding:26px 0 20px}.hs-alert{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:15px;margin-bottom:18px;font-weight:650;box-shadow:0 8px 24px rgba(34,40,70,.06)}.hs-alert.success{background:#e9fbf4;color:#087f5b;border:1px solid #c6f2e2}.hs-alert.error{background:#fff0f0;color:#c92a2a;border:1px solid #ffd8d8}.hs-alert i{font-size:20px}.hs-page-intro{position:relative;overflow:hidden;border-radius:30px;padding:34px 38px;background:linear-gradient(120deg,#5f3dc4 0%,#7950f2 58%,#b197fc 100%);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:0 22px 60px rgba(95,61,196,.22);margin-bottom:24px}.hs-page-intro:before,.hs-page-intro:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.09)}.hs-page-intro:before{width:240px;height:240px;right:-70px;top:-110px}.hs-page-intro:after{width:160px;height:160px;right:130px;bottom:-115px}.hs-page-intro.compact{background:transparent;color:var(--hs-text);box-shadow:none;padding:4px 0 12px;overflow:visible;margin-bottom:8px}.hs-page-intro.compact:before,.hs-page-intro.compact:after{display:none}.hs-page-intro h1{font-size:clamp(30px,4vw,48px);line-height:1.05;margin:5px 0 10px;letter-spacing:-1.5px}.hs-page-intro p{margin:0;max-width:720px;font-size:15px;line-height:1.65;opacity:.88}.hs-eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:800;letter-spacing:1.7px;opacity:.8}.hs-page-illustration{width:112px;height:112px;border-radius:32px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);display:grid;place-items:center;position:relative;z-index:1;flex:0 0 auto;transform:rotate(7deg)}.hs-page-illustration i{font-size:54px}.hs-page-intro.tus{background:linear-gradient(120deg,#4263eb,#7048e8)}.hs-page-intro.exams{background:linear-gradient(120deg,#e8590c,#f59f00)}.hs-page-intro.events{background:linear-gradient(120deg,#0ca678,#20c997)}.hs-page-intro.instructors{background:linear-gradient(120deg,#c2255c,#e64980)}.hs-primary-button,.hs-secondary-button,.hs-start-button,.hs-stop-button{min-height:46px;border-radius:14px;padding:0 18px;border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:800}.hs-primary-button{background:linear-gradient(135deg,var(--hs-primary),var(--hs-primary-2));color:#fff;box-shadow:0 10px 24px rgba(95,61,196,.2)}.hs-primary-button.small{min-height:40px;padding:0 14px;font-size:13px}.hs-secondary-button{background:#fff;color:var(--hs-primary);border:1px solid #dcd5f6}.hs-text-button{border:0;background:transparent;color:var(--hs-muted);font-weight:700}.hs-back-link{display:inline-flex;align-items:center;gap:7px;margin:0 0 18px;color:var(--hs-primary);font-weight:750}.hs-muted{color:var(--hs-muted)}
/* Feed */
.hs-feed-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}.hs-feed-main{min-width:0}.hs-instructors-shortcut{background:#fff;border:1px solid var(--hs-line);border-radius:18px;padding:10px 13px;display:grid;grid-template-columns:42px auto 20px;align-items:center;gap:10px;box-shadow:0 8px 25px rgba(35,42,80,.06)}.hs-instructors-shortcut>span{width:42px;height:42px;border-radius:14px;background:#ffe3ec;color:#d6336c;display:grid;place-items:center;font-size:21px}.hs-instructors-shortcut b{font-size:13px}.hs-instructors-shortcut small{grid-column:2;font-size:10px;color:var(--hs-muted);margin-top:-9px}.hs-instructors-shortcut>i{grid-column:3;grid-row:1/3;color:var(--hs-muted)}.hs-story-strip{display:flex;gap:14px;overflow-x:auto;padding:8px 2px 15px;scrollbar-width:none}.hs-story-strip::-webkit-scrollbar{display:none}.hs-story-item{width:72px;flex:0 0 72px;text-align:center}.hs-story-ring{width:62px;height:62px;border-radius:50%;padding:3px;background:linear-gradient(135deg,#e64980,#7950f2,#12b886);display:grid;place-items:center;margin:0 auto 7px}.hs-story-ring img,.hs-story-ring b,.hs-story-ring i{width:100%;height:100%;border-radius:50%;background:#fff;display:grid;place-items:center;object-fit:cover;color:var(--hs-primary);font-size:22px;border:2px solid #fff}.hs-story-item small{display:block;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hs-composer-card,.hs-post-card,.hs-side-card,.hs-ranking-card,.hs-history-card,.hs-profile-form,.hs-account-card,.hs-credit-history{background:var(--hs-card);border:1px solid var(--hs-line);border-radius:var(--hs-radius);box-shadow:var(--hs-shadow)}.hs-composer-card{padding:18px;margin-bottom:22px}.hs-composer-head{display:flex;gap:12px;align-items:center}.hs-avatar{width:46px;height:46px;border-radius:50%;background:linear-gradient(145deg,#ede9fe,#ddd6fe);display:grid;place-items:center;overflow:hidden;color:var(--hs-primary);flex:0 0 auto}.hs-avatar.medium{width:48px;height:48px}.hs-avatar.tiny{width:32px;height:32px;font-size:11px}.hs-avatar img{width:100%;height:100%;object-fit:cover}.hs-composer-trigger{height:48px;flex:1;border:1px solid var(--hs-line);border-radius:24px;background:#f8f9fc;text-align:left;padding:0 18px;color:#8a90a0}.hs-composer-actions{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--hs-line);margin-top:14px;padding-top:12px}.hs-composer-actions button,.hs-composer-actions a{height:36px;border:0;background:transparent;display:flex;align-items:center;justify-content:center;gap:7px;color:#555e6d;font-weight:700;font-size:13px}.hs-composer-actions i{font-size:19px}.hs-composer-actions button:first-child i{color:#12b886}.hs-composer-actions button:nth-child(2) i{color:#e64980}.hs-composer-actions a i{color:#f08c00}.hs-composer-form{border-top:1px solid var(--hs-line);margin-top:14px;padding-top:14px}.hs-composer-form textarea{width:100%;min-height:120px;resize:vertical;border:0;outline:0;font-size:15px;line-height:1.6;padding:5px}.hs-composer-footer{border-top:1px solid var(--hs-line);padding-top:12px;display:flex;align-items:center;gap:10px}.hs-composer-footer>div{margin-left:auto;display:flex;gap:8px}.hs-composer-footer select{height:38px;border:1px solid var(--hs-line);border-radius:10px;background:#fff;padding:0 10px}.hs-upload-button{height:38px;border:1px solid var(--hs-line);border-radius:10px;padding:0 12px;display:flex;align-items:center;gap:7px;color:var(--hs-primary);font-weight:700;font-size:13px}.hs-upload-preview{max-height:320px;border-radius:18px;overflow:hidden;background:#f4f5f8;margin:10px 0}.hs-upload-preview img,.hs-upload-preview video{width:100%;max-height:320px;object-fit:contain;display:block}.hs-section-title{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:18px 0 12px}.hs-section-title h2{margin:0;font-size:20px;letter-spacing:-.4px}.hs-section-title p{margin:4px 0 0;color:var(--hs-muted);font-size:12px}.hs-section-title>span{display:flex;align-items:center;gap:5px;color:#0ca678;background:#e6fcf5;padding:7px 10px;border-radius:20px;font-size:11px;font-weight:800}.hs-post-list{display:grid;gap:18px}.hs-post-card{overflow:hidden}.hs-post-card>header{padding:17px 18px 11px;display:flex;align-items:center;justify-content:space-between}.hs-author{display:flex;align-items:center;gap:11px}.hs-author>span:last-child{display:flex;flex-direction:column}.hs-author strong{font-size:14px}.hs-author strong i{font-size:14px;color:#4263eb;margin-left:4px}.hs-author small{font-size:11px;color:var(--hs-muted);margin-top:3px}.hs-more-button{width:36px;height:36px;border:0;border-radius:50%;background:transparent;color:#8b91a0;display:grid;place-items:center}.hs-more-button:hover{background:#f1f2f6;color:#e03131}.hs-post-body{padding:5px 18px 15px;font-size:14px;line-height:1.65}.hs-post-media{background:#eef0f5;max-height:720px;overflow:hidden}.hs-post-media img,.hs-post-media video{display:block;width:100%;max-height:720px;object-fit:contain;background:#0d0f13}.hs-post-stats{display:flex;justify-content:space-between;padding:11px 18px;font-size:12px;color:var(--hs-muted)}.hs-post-stats span:first-child i{color:#e64980}.hs-post-actions{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--hs-line);border-bottom:1px solid var(--hs-line);margin:0 18px}.hs-post-actions form{display:contents}.hs-post-actions button{height:44px;border:0;background:transparent;color:#59616f;font-weight:700;display:flex;gap:7px;align-items:center;justify-content:center}.hs-post-actions button:hover{background:#f7f7fa}.hs-post-actions button.liked{color:#e64980}.hs-comments{padding:14px 18px 0;display:grid;gap:10px}.hs-comment{display:flex;align-items:flex-start;gap:8px}.hs-comment>div{background:#f3f4f8;border-radius:6px 16px 16px 16px;padding:9px 12px;flex:1}.hs-comment strong{font-size:12px}.hs-comment p{font-size:12px;line-height:1.5;margin:3px 0}.hs-comment small{font-size:9px;color:var(--hs-muted)}.hs-comment-form{display:flex;align-items:center;gap:8px;padding:14px 18px 17px}.hs-comment-form input{height:40px;border:1px solid var(--hs-line);border-radius:20px;background:#f7f8fb;flex:1;padding:0 15px;outline:0}.hs-comment-form button{width:38px;height:38px;border-radius:50%;border:0;background:#eee9ff;color:var(--hs-primary);font-size:17px}.hs-feed-sidebar{position:sticky;top:96px;display:grid;gap:18px}.hs-side-card{padding:20px}.hs-side-card.gradient{background:linear-gradient(145deg,#33226e,#6545cf);color:#fff;border:0}.hs-side-icon{width:46px;height:46px;border-radius:15px;background:rgba(255,255,255,.16);display:grid;place-items:center;font-size:23px}.hs-side-card h3{margin:14px 0 12px;font-size:17px}.hs-side-card.gradient>a{display:flex;align-items:center;justify-content:space-between;margin-top:15px;font-size:12px;font-weight:750;opacity:.9}.hs-mini-ranking{display:grid;gap:7px}.hs-mini-ranking>div{display:grid;grid-template-columns:25px 1fr auto;align-items:center;gap:7px;background:rgba(255,255,255,.09);padding:9px;border-radius:12px}.hs-mini-ranking>div>b{width:24px;height:24px;border-radius:8px;background:rgba(255,255,255,.14);display:grid;place-items:center}.hs-mini-ranking span{font-size:11px}.hs-mini-ranking strong{font-size:10px}.hs-mini-ranking p,.hs-mini-events>p{font-size:12px;color:inherit;opacity:.75}.hs-side-card-head{display:flex;justify-content:space-between;align-items:center}.hs-side-card-head h3{margin:0}.hs-side-card-head a{font-size:11px;color:var(--hs-primary);font-weight:750}.hs-mini-events{display:grid;margin-top:12px}.hs-mini-events>a{display:flex;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--hs-line)}.hs-mini-events>a:last-child{border-bottom:0}.hs-mini-events time{width:44px;height:48px;border-radius:12px;background:#f0ecff;color:var(--hs-primary);display:grid;place-items:center;line-height:1}.hs-mini-events time b{font-size:17px}.hs-mini-events time small{font-size:8px}.hs-mini-events>a>span{display:flex;flex-direction:column;min-width:0}.hs-mini-events strong{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hs-mini-events small{font-size:9px;color:var(--hs-muted);margin-top:4px}
/* Study */
.hs-study-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:22px;margin-bottom:24px}.hs-timer-card{min-height:430px;border-radius:30px;background:radial-gradient(circle at 50% 45%,#372779,#1b1539 70%);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;padding:28px;box-shadow:0 25px 55px rgba(28,20,65,.24)}.hs-timer-orbit{width:280px;height:280px;border-radius:50%;border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;position:relative}.hs-timer-orbit:before,.hs-timer-orbit:after{content:"";position:absolute;border-radius:50%;border:1px dashed rgba(255,255,255,.09)}.hs-timer-orbit:before{inset:18px}.hs-timer-orbit:after{inset:38px}.hs-timer-display{width:205px;height:205px;border-radius:50%;background:linear-gradient(145deg,#6f4ee1,#4e2fb4);box-shadow:inset 0 0 40px rgba(255,255,255,.12),0 20px 40px rgba(0,0,0,.25);display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;z-index:2}.hs-timer-display small{font-size:10px;letter-spacing:2px;opacity:.75}.hs-timer-display strong{font-variant-numeric:tabular-nums;font-size:39px;letter-spacing:-1.5px;margin:8px 0}.hs-timer-display span{font-size:11px;opacity:.75;max-width:150px;text-align:center}.hs-study-start-form{width:min(360px,100%);margin-top:24px;display:grid;gap:10px}.hs-study-start-form input{height:44px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.09);border-radius:13px;color:#fff;padding:0 14px;outline:0}.hs-study-start-form input::placeholder{color:rgba(255,255,255,.55)}.hs-start-button{background:#fff;color:#4c2db1}.hs-stop-button{margin-top:24px;background:#ff6b6b;color:#fff}.hs-study-summary{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.hs-study-summary article{background:#fff;border:1px solid var(--hs-line);border-radius:22px;padding:22px;display:flex;flex-direction:column;justify-content:space-between;min-height:180px;box-shadow:var(--hs-shadow)}.hs-study-summary article>span{width:46px;height:46px;border-radius:15px;background:#eee9ff;color:var(--hs-primary);display:grid;place-items:center;font-size:22px}.hs-study-summary article:nth-child(2)>span{background:#e6fcf5;color:#099268}.hs-study-summary article:nth-child(3)>span{background:#fff3bf;color:#e67700}.hs-study-summary article:nth-child(4)>span{background:#ffe3e3;color:#e03131}.hs-study-summary small{color:var(--hs-muted);font-size:11px}.hs-study-summary strong{display:block;font-size:21px;margin-top:4px}.hs-ranking-card,.hs-history-card{padding:22px;margin-top:20px}.hs-segmented{display:flex;background:#f0f1f5;border-radius:12px;padding:3px}.hs-segmented a{padding:8px 12px;border-radius:9px;font-size:11px;font-weight:750;color:#6d7481}.hs-segmented a.active{background:#fff;color:var(--hs-primary);box-shadow:0 4px 12px rgba(34,40,70,.08)}.hs-ranking-list{display:grid}.hs-ranking-list article{display:grid;grid-template-columns:44px 48px 1fr auto;align-items:center;gap:12px;padding:13px 6px;border-bottom:1px solid var(--hs-line)}.hs-ranking-list article.mine{background:#f5f1ff;margin:0 -10px;padding-left:16px;padding-right:16px;border-radius:14px}.hs-rank-number{font-size:15px;text-align:center}.hs-rank-number.top{width:34px;height:34px;border-radius:11px;background:#fff3bf;color:#d9480f;display:grid;place-items:center}.hs-ranking-list article>div{display:flex;flex-direction:column}.hs-ranking-list article>div strong{font-size:13px}.hs-ranking-list article>div small{font-size:10px;color:var(--hs-muted);margin-top:3px}.hs-rank-duration{font-size:12px;font-weight:800;color:var(--hs-primary);display:flex;align-items:center;gap:5px}.hs-history-list{display:grid}.hs-history-list article{display:grid;grid-template-columns:42px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--hs-line)}.hs-history-list article>span{width:42px;height:42px;border-radius:13px;background:#eef2ff;color:#4263eb;display:grid;place-items:center}.hs-history-list article>div{display:flex;flex-direction:column}.hs-history-list strong{font-size:13px}.hs-history-list small{font-size:10px;color:var(--hs-muted);margin-top:3px}.hs-history-list article>b{font-size:12px;color:#0ca678}.hs-empty-inline{padding:28px;display:flex;align-items:center;justify-content:center;gap:10px;color:var(--hs-muted);font-size:13px}.hs-empty-inline i{font-size:24px}
/* Learning */
.hs-library-toolbar,.hs-filter-card,.hs-event-toolbar{background:#fff;border:1px solid var(--hs-line);border-radius:18px;padding:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.hs-library-toolbar>div{height:42px;min-width:300px;display:flex;align-items:center;gap:8px;border:1px solid var(--hs-line);border-radius:12px;padding:0 12px;background:#f9fafc}.hs-library-toolbar input{border:0;outline:0;background:transparent;flex:1}.hs-library-toolbar>span{font-size:12px;color:var(--hs-muted)}.hs-library-toolbar>span i{color:#f08c00}.hs-subject-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.hs-subject-card{background:#fff;border:1px solid var(--hs-line);border-radius:24px;overflow:hidden;box-shadow:var(--hs-shadow)}.hs-subject-card>header{display:flex;gap:14px;align-items:center;padding:20px;border-bottom:1px solid var(--hs-line)}.hs-subject-card>header>span{width:50px;height:50px;border-radius:16px;background:#eee9ff;color:var(--hs-primary);display:grid;place-items:center;font-size:24px}.hs-subject-card h2{margin:0;font-size:17px}.hs-subject-card header p{margin:4px 0 0;color:var(--hs-muted);font-size:11px}.hs-topic-list{display:grid}.hs-topic-list>a{display:grid;grid-template-columns:1fr auto 18px;align-items:center;gap:10px;padding:14px 20px;border-bottom:1px solid var(--hs-line)}.hs-topic-list>a:last-child{border-bottom:0}.hs-topic-list>a:hover{background:#faf9ff}.hs-topic-list>a>span{display:flex;flex-direction:column}.hs-topic-list strong{font-size:13px}.hs-topic-list small{font-size:10px;color:var(--hs-muted);margin-top:3px}.hs-topic-list b,.hs-exam-card footer b{display:flex;align-items:center;gap:4px;font-size:10px;background:#fff4e6;color:#e67700;padding:5px 8px;border-radius:8px}.hs-topic-list b.free,.hs-exam-card footer b.free{background:#e6fcf5;color:#087f5b}.hs-topic-list b.unlocked,.hs-exam-card footer b.unlocked{background:#e7f5ff;color:#1971c2}.hs-topic-hero{background:#fff;border:1px solid var(--hs-line);border-radius:24px;padding:24px;display:grid;grid-template-columns:72px 1fr auto;align-items:center;gap:18px;margin-bottom:20px;box-shadow:var(--hs-shadow)}.hs-topic-hero>span{width:72px;height:72px;border-radius:22px;background:#eee9ff;color:var(--hs-primary);display:grid;place-items:center;font-size:34px}.hs-topic-hero.exams>span{background:#fff4e6;color:#e8590c}.hs-topic-hero small{font-size:10px;color:var(--hs-muted);font-weight:800;text-transform:uppercase;letter-spacing:.8px}.hs-topic-hero h2{margin:5px 0 7px}.hs-topic-hero p{margin:0;color:var(--hs-muted);font-size:12px}.hs-topic-access b{display:flex;align-items:center;gap:5px;padding:9px 12px;border-radius:12px;background:#fff4e6;color:#e67700;font-size:12px}.hs-topic-access b.free{background:#e6fcf5;color:#087f5b}.hs-locked-card,.hs-guest-gate,.hs-empty-card{background:#fff;border:1px solid var(--hs-line);border-radius:26px;padding:42px 24px;text-align:center;box-shadow:var(--hs-shadow)}.hs-locked-card>span,.hs-guest-gate>span,.hs-empty-card>span{width:72px;height:72px;border-radius:22px;background:#eee9ff;color:var(--hs-primary);display:grid;place-items:center;font-size:34px;margin:0 auto 16px}.hs-locked-card h3,.hs-empty-card h3{margin:0 0 8px}.hs-locked-card p,.hs-empty-card p,.hs-guest-gate p{margin:0 auto 18px;color:var(--hs-muted);font-size:13px;max-width:480px;line-height:1.6}.hs-wallet-inline{display:flex;justify-content:center;gap:12px;margin-bottom:15px;font-size:13px}.hs-question-list{display:grid;gap:16px}.hs-question-card{background:#fff;border:1px solid var(--hs-line);border-radius:22px;padding:22px;display:grid;grid-template-columns:56px 1fr;gap:16px;box-shadow:var(--hs-shadow)}.hs-question-number{width:52px;height:58px;border-radius:16px;background:#eee9ff;color:var(--hs-primary);display:flex;flex-direction:column;align-items:center;justify-content:center}.hs-question-number span{font-size:8px;text-transform:uppercase;letter-spacing:.8px}.hs-question-number b{font-size:20px}.hs-question-year{font-size:10px;background:#eef2ff;color:#364fc7;border-radius:8px;padding:5px 8px;display:inline-block;margin-bottom:9px}.hs-question-text{font-size:14px;line-height:1.7}.hs-question-image{max-width:100%;border-radius:16px;margin-top:14px}.hs-solution-box{margin-top:16px;border:1px solid #d3f9d8;background:#f4fff7;border-radius:16px;overflow:hidden}.hs-solution-box summary{list-style:none;display:flex;justify-content:space-between;align-items:center;padding:13px 15px;color:#087f5b;font-weight:800;font-size:12px;cursor:pointer}.hs-solution-box summary::-webkit-details-marker{display:none}.hs-solution-box>div{border-top:1px solid #d3f9d8;padding:16px}.hs-answer-text{font-size:13px;line-height:1.7}.hs-video-frame{aspect-ratio:16/9;border-radius:14px;overflow:hidden;margin-top:14px}.hs-video-frame iframe{width:100%;height:100%;border:0}.hs-video-link{display:inline-flex;align-items:center;gap:7px;color:var(--hs-primary);font-weight:800;font-size:12px;margin-top:12px}.hs-filter-card{display:grid;grid-template-columns:repeat(4,1fr) auto}.hs-filter-card label{display:flex;flex-direction:column;gap:6px}.hs-filter-card label span{font-size:10px;color:var(--hs-muted);font-weight:700}.hs-filter-card select{height:42px;border:1px solid var(--hs-line);border-radius:11px;background:#fff;padding:0 10px}.hs-exam-set-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.hs-exam-card{background:#fff;border:1px solid var(--hs-line);border-radius:22px;padding:20px;box-shadow:var(--hs-shadow);transition:.2s}.hs-exam-card:hover{transform:translateY(-3px);box-shadow:0 22px 50px rgba(35,42,80,.13)}.hs-exam-icon{width:52px;height:52px;border-radius:16px;background:#fff4e6;color:#e8590c;display:grid;place-items:center;font-size:25px}.hs-exam-meta{display:flex;gap:6px;margin:14px 0 8px}.hs-exam-meta span{font-size:9px;background:#f1f3f5;color:#6b7280;border-radius:7px;padding:4px 7px}.hs-exam-card h2{font-size:16px;margin:0 0 8px}.hs-exam-card p{font-size:11px;color:var(--hs-muted);line-height:1.55}.hs-exam-card footer{border-top:1px solid var(--hs-line);padding-top:12px;margin-top:14px;display:flex;justify-content:space-between;align-items:center}.hs-exam-card footer>span{font-size:10px;color:var(--hs-muted)}.hs-empty-card.wide{grid-column:1/-1}
/* Events */
.hs-event-toolbar form{display:flex;align-items:center;gap:7px}.hs-event-toolbar select{height:38px;border:1px solid var(--hs-line);border-radius:10px;background:#fff;padding:0 10px}.hs-events-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.hs-event-card{background:#fff;border:1px solid var(--hs-line);border-radius:24px;overflow:hidden;box-shadow:var(--hs-shadow);transition:.2s}.hs-event-card:hover{transform:translateY(-3px)}.hs-event-card-cover{height:180px;background:linear-gradient(145deg,#d3f9d8,#96f2d7);position:relative;overflow:hidden}.hs-event-card-cover img{width:100%;height:100%;object-fit:cover}.hs-event-card-cover>span{width:100%;height:100%;display:grid;place-items:center;color:#087f5b;font-size:56px}.hs-event-card-cover>b{position:absolute;top:13px;left:13px;background:#fff;color:#d6336c;padding:7px 10px;border-radius:10px;font-size:9px}.hs-event-card-body{padding:18px}.hs-event-card-date{display:flex;align-items:center;gap:10px}.hs-event-card-date time{width:48px;height:52px;border-radius:13px;background:#e6fcf5;color:#087f5b;display:flex;flex-direction:column;align-items:center;justify-content:center}.hs-event-card-date time b{font-size:20px}.hs-event-card-date time small{font-size:8px}.hs-event-card-date>span{display:flex;flex-direction:column}.hs-event-card-date>span small{font-size:10px;color:var(--hs-muted)}.hs-event-card-date>span strong{font-size:12px;margin-top:3px}.hs-event-card h2{font-size:17px;margin:14px 0 8px}.hs-event-card p{font-size:11px;color:var(--hs-muted);line-height:1.55;min-height:34px}.hs-event-card footer{border-top:1px solid var(--hs-line);padding-top:12px;display:flex;justify-content:space-between;color:var(--hs-muted);font-size:10px}.hs-event-detail{background:#fff;border:1px solid var(--hs-line);border-radius:28px;overflow:hidden;box-shadow:var(--hs-shadow)}.hs-event-cover{height:360px;position:relative;background:linear-gradient(145deg,#d3f9d8,#96f2d7);overflow:hidden}.hs-event-cover>img{width:100%;height:100%;object-fit:cover}.hs-event-cover>span{width:100%;height:100%;display:grid;place-items:center;font-size:90px;color:#087f5b}.hs-event-date{position:absolute;left:25px;bottom:25px;width:78px;height:85px;border-radius:22px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 15px 35px rgba(0,0,0,.15);color:#087f5b}.hs-event-date b{font-size:32px}.hs-event-date small{font-size:11px}.hs-event-detail-body{padding:30px}.hs-event-badges{display:flex;gap:7px}.hs-event-badges span{font-size:9px;padding:6px 9px;border-radius:9px;background:#e6fcf5;color:#087f5b}.hs-event-detail h1{font-size:34px;margin:14px 0 8px}.hs-event-summary{color:var(--hs-muted);font-size:15px}.hs-event-info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}.hs-event-info-grid>div{background:#f8f9fb;border:1px solid var(--hs-line);border-radius:16px;padding:14px;display:flex;gap:10px;align-items:center}.hs-event-info-grid>div>i{font-size:22px;color:#0ca678}.hs-event-info-grid span{display:flex;flex-direction:column}.hs-event-info-grid small{font-size:9px;color:var(--hs-muted)}.hs-event-info-grid strong{font-size:12px;margin-top:3px}.hs-rich-copy{font-size:13px;line-height:1.75;color:#3f4753}.hs-event-actions{display:flex;gap:10px;margin-top:24px}.hs-registered-badge{height:46px;padding:0 17px;border-radius:14px;background:#e6fcf5;color:#087f5b;display:flex;align-items:center;gap:7px;font-weight:800}
/* Instructors */
.hs-instructor-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:24px}.hs-instructor-card{background:#fff;border:1px solid var(--hs-line);border-radius:24px;padding:20px;display:grid;grid-template-columns:74px 1fr;gap:14px;box-shadow:var(--hs-shadow)}.hs-instructor-avatar{width:74px;height:74px;border-radius:23px;background:linear-gradient(145deg,#ffe3ec,#fcc2d7);display:grid;place-items:center;overflow:hidden;color:#c2255c;font-size:27px}.hs-instructor-avatar img{width:100%;height:100%;object-fit:cover}.hs-instructor-card h2{font-size:15px;margin:3px 0}.hs-instructor-card h2 i{color:#4263eb;margin-left:4px}.hs-instructor-card p{font-size:11px;color:#d6336c;font-weight:700;margin:0}.hs-instructor-card small{display:block;color:var(--hs-muted);font-size:9px;margin-top:5px}.hs-instructor-card>div>span{display:block;font-size:10px;margin-top:7px}.hs-instructor-card footer{grid-column:1/-1;display:flex;gap:8px}.hs-instructor-card footer>a,.hs-instructor-card footer button{height:36px;border-radius:11px;padding:0 13px;border:1px solid var(--hs-line);background:#fff;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800}.hs-instructor-card footer>a{flex:1}.hs-instructor-card footer button{background:var(--hs-primary);color:#fff;border:0}.hs-instructor-card footer button.following{background:#e9ecef;color:#495057}.hs-instructor-content-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.hs-instructor-content-card{background:#fff;border:1px solid var(--hs-line);border-radius:24px;overflow:hidden;box-shadow:var(--hs-shadow)}.hs-content-cover{height:190px;background:linear-gradient(145deg,#ffe3ec,#fcc2d7);position:relative}.hs-content-cover img{width:100%;height:100%;object-fit:cover}.hs-content-cover>span{width:100%;height:100%;display:grid;place-items:center;font-size:55px;color:#d6336c}.hs-content-cover>b{position:absolute;left:12px;top:12px;background:#fff;color:#c2255c;border-radius:9px;padding:6px 9px;font-size:9px}.hs-content-body{padding:18px}.hs-content-author{display:flex;gap:8px;align-items:center}.hs-content-author>span:last-child{display:flex;flex-direction:column}.hs-content-author strong{font-size:11px}.hs-content-author small{font-size:9px;color:var(--hs-muted)}.hs-content-body h2{font-size:16px;margin:13px 0 8px}.hs-content-body>p{font-size:11px;color:var(--hs-muted);line-height:1.55}.hs-text-link{display:flex;align-items:center;justify-content:space-between;color:var(--hs-primary);font-size:11px;font-weight:800;margin-top:13px}
/* Profile, notification, credit */
.hs-profile-header{background:linear-gradient(120deg,#31206f,#6442cf);color:#fff;border-radius:28px;padding:28px;display:grid;grid-template-columns:110px 1fr auto;gap:22px;align-items:center;box-shadow:0 22px 60px rgba(49,32,111,.2);margin-bottom:22px}.hs-profile-avatar{width:110px;height:110px;border-radius:32px;border:4px solid rgba(255,255,255,.22);background:rgba(255,255,255,.15);display:grid;place-items:center;overflow:hidden;font-size:42px}.hs-profile-avatar img{width:100%;height:100%;object-fit:cover}.hs-profile-header h1{font-size:28px;margin:5px 0}.hs-profile-header p{margin:0;opacity:.75}.hs-profile-header>div>div{display:flex;gap:18px;margin-top:13px}.hs-profile-header>div>div span{font-size:10px;opacity:.8}.hs-profile-header>div>div b{font-size:13px}.hs-role-pill{font-size:9px;padding:5px 8px;background:rgba(255,255,255,.14);border-radius:8px;text-transform:uppercase;letter-spacing:.8px}.hs-panel-button{height:42px;border-radius:13px;background:#fff;color:#4c2db1;padding:0 14px;display:flex;align-items:center;gap:7px;font-weight:800;font-size:12px}.hs-profile-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:20px}.hs-profile-form,.hs-account-card{padding:22px}.hs-profile-form label{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.hs-profile-form label>span{font-size:10px;color:var(--hs-muted);font-weight:700}.hs-profile-form input,.hs-profile-form select,.hs-profile-form textarea{border:1px solid var(--hs-line);border-radius:12px;padding:11px 12px;background:#fff;outline:0}.hs-form-two{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.hs-account-card>span{width:55px;height:55px;border-radius:17px;background:#e6fcf5;color:#087f5b;display:grid;place-items:center;font-size:27px}.hs-account-card h2{font-size:18px}.hs-account-card>div{display:flex;flex-direction:column;padding:12px 0;border-bottom:1px solid var(--hs-line)}.hs-account-card small{font-size:9px;color:var(--hs-muted)}.hs-account-card strong{font-size:12px;margin-top:4px}.hs-account-card>a{display:block;padding:12px 0;color:var(--hs-primary);font-size:11px;font-weight:800}.hs-account-card>a.danger{color:#e03131}.hs-guest-gate{max-width:560px;margin:80px auto}.hs-guest-gate h1{margin:0 0 8px}.hs-guest-gate .hs-primary-button,.hs-guest-gate .hs-secondary-button{margin:4px}.hs-notification-list{background:#fff;border:1px solid var(--hs-line);border-radius:24px;overflow:hidden;box-shadow:var(--hs-shadow)}.hs-notification-list>a{display:grid;grid-template-columns:48px 1fr 20px;align-items:center;gap:12px;padding:15px 18px;border-bottom:1px solid var(--hs-line)}.hs-notification-list>a.unread{background:#faf8ff}.hs-notification-list>a>span{width:44px;height:44px;border-radius:14px;background:#eee9ff;color:var(--hs-primary);display:grid;place-items:center}.hs-notification-list>a>div>div{display:flex;justify-content:space-between;gap:8px}.hs-notification-list strong{font-size:12px}.hs-notification-list b{font-size:8px;background:#e64980;color:#fff;border-radius:7px;padding:4px 6px}.hs-notification-list p{font-size:11px;color:var(--hs-muted);margin:4px 0}.hs-notification-list small{font-size:9px;color:#9ca3af}.hs-credit-hero{background:linear-gradient(120deg,#f59f00,#ff922b);color:#fff;border-radius:28px;padding:30px;display:flex;align-items:center;gap:22px;box-shadow:0 22px 50px rgba(240,140,0,.2)}.hs-credit-hero>span{width:86px;height:86px;border-radius:26px;background:rgba(255,255,255,.18);display:grid;place-items:center;font-size:44px}.hs-credit-hero small{font-size:11px;opacity:.8}.hs-credit-hero strong{display:block;font-size:42px;margin:4px 0}.hs-credit-hero strong em{font-size:16px;font-style:normal}.hs-credit-hero p{margin:0;font-size:12px;opacity:.8}.hs-credit-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0}.hs-credit-stats article{background:#fff;border:1px solid var(--hs-line);border-radius:18px;padding:18px;box-shadow:var(--hs-shadow)}.hs-credit-stats small{display:block;color:var(--hs-muted);font-size:10px}.hs-credit-stats strong{font-size:24px;margin-top:6px;display:block}.hs-credit-history{padding:22px}.hs-credit-history article{display:grid;grid-template-columns:44px 1fr auto auto;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid var(--hs-line)}.hs-credit-history article>span{width:42px;height:42px;border-radius:13px;background:#e6fcf5;color:#087f5b;display:grid;place-items:center}.hs-credit-history article.negative>span{background:#fff4e6;color:#e8590c}.hs-credit-history article>div{display:flex;flex-direction:column}.hs-credit-history strong{font-size:12px}.hs-credit-history small{font-size:9px;color:var(--hs-muted)}.hs-credit-history article>b{font-size:15px;color:#087f5b}.hs-credit-history article.negative>b{color:#e8590c}.hs-credit-history em{font-size:9px;color:var(--hs-muted);font-style:normal}
/* Modal/nav */
.hs-bottom-nav{display:none}.hs-auth-modal[hidden]{display:none}.hs-auth-modal{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:20px}.hs-auth-backdrop{position:absolute;inset:0;background:rgba(14,17,26,.56);backdrop-filter:blur(5px)}.hs-auth-dialog{position:relative;background:#fff;border-radius:26px;padding:30px;width:min(420px,100%);text-align:center;box-shadow:0 30px 90px rgba(0,0,0,.3)}.hs-auth-dialog>button{position:absolute;right:14px;top:14px;width:36px;height:36px;border:0;border-radius:50%;background:#f2f3f6}.hs-auth-modal-icon{width:72px;height:72px;border-radius:22px;background:#eee9ff;color:var(--hs-primary);display:grid;place-items:center;font-size:35px;margin:0 auto 15px}.hs-auth-dialog h2{margin:0 0 8px}.hs-auth-dialog p{color:var(--hs-muted);font-size:13px;line-height:1.6}.hs-auth-dialog .hs-primary-button,.hs-auth-dialog .hs-secondary-button{width:100%;margin-top:8px}
@media(max-width:1024px){.hs-feed-layout{grid-template-columns:1fr}.hs-feed-sidebar{position:static;grid-template-columns:repeat(2,1fr)}.hs-study-grid{grid-template-columns:1fr}.hs-study-summary{grid-template-columns:repeat(4,1fr)}.hs-study-summary article{min-height:145px;padding:16px}.hs-subject-grid{grid-template-columns:1fr}.hs-exam-set-grid,.hs-events-grid,.hs-instructor-strip,.hs-instructor-content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hs-filter-card{grid-template-columns:repeat(2,1fr)}.hs-filter-card button{grid-column:1/-1}.hs-profile-grid{grid-template-columns:1fr}.hs-account-card{display:grid;grid-template-columns:60px 1fr}.hs-account-card h2{align-self:center}.hs-account-card>div,.hs-account-card>a{grid-column:1/-1}}
@media(max-width:720px){body{background:#f7f7fb}.hs-app-shell{padding-bottom:calc(86px + var(--hs-safe-bottom))}.hs-topbar{height:62px;padding:0 14px}.hs-brand-mark{width:39px;height:39px;border-radius:13px}.hs-brand strong{font-size:13px}.hs-brand small{display:none}.hs-credit-chip{height:37px;padding:0 9px}.hs-credit-chip span{display:none}.hs-icon-button,.hs-avatar-button{width:37px;height:37px}.hs-login-button{height:38px;padding:0 12px;font-size:12px}.hs-main{width:100%;padding:14px 12px}.hs-page-intro{padding:24px 20px;border-radius:24px}.hs-page-intro h1{font-size:30px}.hs-page-intro p{font-size:12px}.hs-page-illustration{width:74px;height:74px;border-radius:22px}.hs-page-illustration i{font-size:36px}.hs-page-intro.compact{align-items:flex-start}.hs-instructors-shortcut{padding:7px}.hs-instructors-shortcut>span{width:36px;height:36px}.hs-instructors-shortcut small{display:none}.hs-composer-card,.hs-post-card,.hs-ranking-card,.hs-history-card{border-radius:20px}.hs-composer-actions button,.hs-composer-actions a{font-size:0}.hs-composer-actions i{font-size:21px}.hs-composer-footer{flex-wrap:wrap}.hs-composer-footer>div{width:100%;justify-content:flex-end}.hs-post-card>header{padding:14px 14px 10px}.hs-post-body{padding:4px 14px 13px}.hs-post-stats{padding:10px 14px}.hs-post-actions{margin:0 14px}.hs-comments{padding-left:14px;padding-right:14px}.hs-comment-form{padding:12px 14px 15px}.hs-feed-sidebar{grid-template-columns:1fr}.hs-timer-card{min-height:390px;border-radius:24px}.hs-timer-orbit{width:250px;height:250px}.hs-timer-display{width:185px;height:185px}.hs-timer-display strong{font-size:34px}.hs-study-summary{grid-template-columns:repeat(2,1fr)}.hs-study-summary article{min-height:130px}.hs-ranking-card,.hs-history-card{padding:16px}.hs-section-title{align-items:flex-start}.hs-section-title .hs-segmented{overflow-x:auto}.hs-ranking-list article{grid-template-columns:34px 42px 1fr}.hs-rank-duration{grid-column:3;text-align:left}.hs-library-toolbar{align-items:stretch;flex-direction:column}.hs-library-toolbar>div{min-width:0}.hs-topic-hero{grid-template-columns:54px 1fr;padding:17px}.hs-topic-hero>span{width:54px;height:54px;border-radius:16px;font-size:25px}.hs-topic-access{grid-column:1/-1}.hs-question-card{grid-template-columns:1fr;padding:16px}.hs-question-number{width:45px;height:45px;flex-direction:row;gap:3px;border-radius:13px}.hs-question-number span{font-size:7px}.hs-question-number b{font-size:15px}.hs-filter-card{grid-template-columns:1fr}.hs-filter-card button{grid-column:auto}.hs-exam-set-grid,.hs-events-grid,.hs-instructor-strip,.hs-instructor-content-grid{grid-template-columns:1fr}.hs-event-toolbar{flex-direction:column;align-items:stretch}.hs-event-cover{height:240px}.hs-event-detail-body{padding:20px}.hs-event-detail h1{font-size:25px}.hs-event-info-grid{grid-template-columns:1fr}.hs-event-actions{flex-direction:column}.hs-profile-header{grid-template-columns:80px 1fr;padding:20px}.hs-profile-avatar{width:80px;height:80px;border-radius:24px}.hs-profile-header h1{font-size:21px}.hs-panel-button{grid-column:1/-1}.hs-form-two{grid-template-columns:1fr}.hs-credit-hero{padding:22px}.hs-credit-hero>span{width:65px;height:65px;font-size:32px}.hs-credit-hero strong{font-size:32px}.hs-credit-stats{grid-template-columns:1fr}.hs-credit-history article{grid-template-columns:40px 1fr auto}.hs-credit-history article em{grid-column:2}.hs-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:100;height:calc(72px + var(--hs-safe-bottom));padding:7px 8px var(--hs-safe-bottom);background:rgba(255,255,255,.96);border-top:1px solid var(--hs-line);display:grid;grid-template-columns:repeat(5,1fr);backdrop-filter:blur(18px);box-shadow:0 -10px 30px rgba(35,42,80,.08)}.hs-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#858b98;position:relative}.hs-bottom-nav a span{width:36px;height:32px;border-radius:12px;display:grid;place-items:center}.hs-bottom-nav a i{font-size:21px}.hs-bottom-nav a small{font-size:9px;font-weight:700}.hs-bottom-nav a.active{color:var(--hs-primary)}.hs-bottom-nav a.main span{width:52px;height:52px;border-radius:18px;background:linear-gradient(145deg,var(--hs-primary),var(--hs-primary-2));color:#fff;box-shadow:0 10px 22px rgba(95,61,196,.3);margin-top:-25px;border:4px solid #fff}.hs-bottom-nav a.main small{margin-top:-2px}.hs-guest-gate{margin:35px auto}.hs-alert{margin:0 0 12px}}

/* Public profile */
.hs-public-profile{max-width:780px;margin:0 auto}.hs-public-profile .hs-profile-header{margin-top:14px}.hs-public-profile .hs-profile-header h1 i{color:#5f3dc4;font-size:.72em}.hs-profile-bio{margin-top:14px!important;max-width:620px;line-height:1.65!important}.hs-public-profile-feed{max-width:680px;margin:0 auto;width:100%}

.hs-profile-follow-form{margin:0}.hs-profile-follow-form .hs-panel-button{border:0}.hs-profile-follow-form .hs-panel-button.following{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28)}