:root{color-scheme:dark;--pink:#f45381;--bg:#070608;--line:rgba(255,255,255,.1);--muted:#777176}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:#070608;color:#f4f1f3;font:14px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
body:before{content:"";position:fixed;z-index:-1;inset:0;background:linear-gradient(180deg,rgba(7,6,8,.28),#070608 75%),url("pulse-background.png") center top/cover no-repeat;opacity:.38}
.library-nav{position:sticky;top:0;z-index:4;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:16px max(22px,calc((100vw - 1080px)/2));border-bottom:1px solid var(--line);background:rgba(7,6,8,.9);backdrop-filter:blur(16px)}.library-brand{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-size:13px;font-weight:650}.library-brand img{width:26px;height:26px}.library-brand strong{color:var(--pink)}.home-link{justify-self:end;color:#918a8f;font-size:11px;text-decoration:none}.home-link:before{content:"\2190";margin-right:7px}.home-link:hover{color:#fff}.library-user{display:flex;align-items:center;gap:9px}.library-user img{width:31px;height:31px;border-radius:50%;object-fit:cover}.library-user span{display:flex;flex-direction:column}.library-user strong{font-size:10px}.library-user small{color:#756f73;font-size:8px}
main{width:min(1080px,calc(100% - 40px));min-height:calc(100vh - 130px);margin:0 auto;padding:90px 0 110px}.library-header{display:flex;align-items:flex-end;justify-content:space-between;gap:50px}.library-kicker{display:block;margin-bottom:12px;color:var(--pink);font-size:8px;font-weight:750;letter-spacing:.2em}.library-header h1{margin:0;font-size:clamp(48px,7vw,72px);line-height:.95;letter-spacing:-.065em}.library-header p{margin:17px 0 0;color:#8b8489;font-size:11px}.library-actions{display:flex;align-items:center;gap:8px}.library-actions label{position:relative}.library-actions label span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.library-actions input{width:230px;height:38px;padding:0 13px;border:1px solid var(--line);border-radius:8px;outline:0;background:#0d0b0e;color:#fff;font:11px inherit}.library-actions input:focus{border-color:rgba(244,83,129,.35)}.library-actions button{height:38px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:#0d0b0e;color:#aaa3a8;font:600 10px inherit;cursor:pointer}.library-actions button:hover{color:#fff;border-color:#39343a}.library-actions button:disabled{opacity:.45}.library-rule{height:1px;margin:38px 0 0;background:var(--line)}
.course-library{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 34px}.library-course{position:relative;display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:13px;min-height:100px;border-bottom:1px solid var(--line);color:#fff;text-decoration:none;transition:padding-left .2s ease}.library-course:hover{padding-left:7px}.library-course:before{content:"";position:absolute;left:0;top:-1px;width:0;height:1px;background:var(--pink);transition:width .2s ease}.library-course:hover:before{width:44px}.library-course-icon{display:grid;width:36px;height:36px;place-items:center}.library-course-icon img{width:25px;height:25px;object-fit:contain;opacity:.9}.library-course-copy{display:flex;min-width:0;flex-direction:column}.library-course-copy strong{font-size:13px;font-weight:650}.library-course-copy small{margin-top:4px;color:#756f73;font-size:9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.library-arrow{color:#d66889;font-size:9px;font-weight:650}.library-course:hover .library-arrow{color:#ff8bad}.library-status{margin:28px 0 0;color:#898287;font-size:11px}
footer{display:flex;justify-content:space-between;padding:24px max(22px,calc((100vw - 1080px)/2));border-top:1px solid var(--line);color:#625c61;font-size:10px}footer strong{color:#918a8f}
@media(max-width:760px){.library-nav{grid-template-columns:1fr auto}.library-user{display:none!important}.library-header{align-items:flex-start;flex-direction:column;gap:25px}.library-actions{width:100%}.library-actions label{flex:1}.library-actions input{width:100%}.course-library{grid-template-columns:1fr}.library-course-copy small{white-space:normal}.library-header h1{font-size:52px}}
@media(max-width:440px){main{width:calc(100% - 28px);padding-top:65px}.library-course{grid-template-columns:38px minmax(0,1fr)}.library-arrow{grid-column:2;margin-top:5px}footer{flex-direction:column;gap:6px}}

/* Refined library spacing */
body:before{background:linear-gradient(180deg,rgba(7,6,8,.2),#070608 68%),url("pulse-background.png") center top/cover no-repeat;opacity:.46}
.library-nav{padding-left:max(22px,calc((100vw - 960px)/2));padding-right:max(22px,calc((100vw - 960px)/2))}
main{width:min(960px,calc(100% - 40px));padding-top:76px}.library-header{gap:36px}.library-header h1{font-size:clamp(50px,6vw,66px)}.library-header p{margin-top:13px}.library-actions input{width:245px}.library-rule{margin-top:30px}
.course-library{grid-template-columns:1fr;gap:10px;padding-top:14px}.library-course{grid-template-columns:48px minmax(0,1fr) auto;min-height:92px;padding:0 17px;border:1px solid rgba(255,255,255,.09);border-radius:11px;background:rgba(12,10,13,.7);transition:border-color .2s ease,background .2s ease,transform .2s ease}.library-course:hover{padding-left:17px;transform:translateY(-2px);border-color:rgba(244,83,129,.24);background:rgba(20,11,16,.8)}.library-course:before{display:none}.library-course-icon{width:40px;height:40px}.library-course-icon img{width:27px;height:27px}.library-course-copy strong{font-size:13px}.library-course-copy small{max-width:650px}.library-arrow{padding-left:20px}
footer{padding-left:max(22px,calc((100vw - 960px)/2));padding-right:max(22px,calc((100vw - 960px)/2))}
@media(max-width:760px){main{width:min(100% - 30px,960px);padding-top:62px}.library-header{gap:22px}.library-course{grid-template-columns:42px minmax(0,1fr);padding:14px}.library-course:hover{padding-left:14px}.library-arrow{grid-column:2;padding:4px 0 0}}