/* PROFEL Academia: dark learning interface with restrained, square controls. */
:root{color-scheme:dark;--paper:#10141d;--white:#171f2c;--ink:#f1f4f9;--muted:#a4b0c1;--line:#2b3547;--blue:#2563eb;--deep:#0d1119;--accent:#87b4ff}
html{scroll-padding-top:110px}body{background:var(--paper);color:var(--ink);font-size:14px;line-height:1.65}h1,h2,h3{color:#f1f4f9;letter-spacing:-.025em}h1{font-size:34px;line-height:1.2;font-weight:650}h2{font-size:23px;line-height:1.3;font-weight:600}h3{font-size:18px;font-weight:600}p{line-height:1.8}a{color:inherit}a:hover{color:#a6c8ff}.ui-icon{width:20px;height:20px;display:inline-block;flex-shrink:0;vertical-align:middle}.eyebrow,.tiny-label,.section-label{color:#9abcf5;font-size:11px;letter-spacing:.035em;font-weight:500;margin-bottom:10px}.muted,small{color:var(--muted)}.button{border-radius:3px;background:#2563eb;border:1px solid #2563eb;padding:10px 18px;min-height:40px;color:#fff;font-size:13px;font-weight:550;gap:12px;box-shadow:none;transition:background .15s,border-color .15s}.button:hover{background:#3276f1;border-color:#3276f1;color:#fff;box-shadow:none}.button.secondary{background:transparent;border-color:#4c5c73;color:#d7e2f3}.button.secondary:hover{background:#202e42;border-color:#758eae}.button.small{padding:7px 12px;min-height:34px;font-size:12px}.button:disabled{background:#1d2a3d;color:#8796ad;border-color:#3b4b61;opacity:1}.button.sky{background:#2563eb;color:#fff;border:1px solid #2563eb}.button.sky:hover{background:#3276f1}a:focus-visible,button:focus-visible,input:focus,select:focus,textarea:focus{outline:2px solid #87b4ff;outline-offset:3px}.sidebar{width:226px;padding:20px 16px;background:#0d1119;border-right:1px solid #232d3d;z-index:50;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:block;width:100%;line-height:0;margin-bottom:28px}.brand-logo{display:block;width:172px;height:87px;margin:auto;object-fit:contain}.brand-symbol{display:none}.sidebar nav{display:grid;gap:7px}.sidebar nav a{display:flex;align-items:center;gap:13px;padding:12px 13px;color:#b8c4d6;font-size:13px;font-weight:450;border-radius:2px;border-left:2px solid transparent}.sidebar nav a span{font-size:13px;line-height:1.4}.sidebar nav a:hover{color:#f1f4f9;background:#141d2a}.sidebar nav a.selected{background:#172944;border-left-color:#5997ff;color:#a8ccff}.sidebar-bottom{margin-top:auto;border-top:1px solid #283243;padding-top:20px}.sidebar-login{display:flex;align-items:center;gap:12px;padding:4px 10px 18px;color:#bdc8d8;font-size:13px}.sidebar-register{display:flex}.profile{border:0;padding:0;margin:0;display:flex;align-items:center;gap:8px;font-size:11px}.profile .avatar{width:29px;height:29px;border-radius:2px;background:#223048;color:#d5e4ff;font-size:12px}.profile b{max-width:103px;font-size:11px;font-weight:500}.profile small{font-size:10px}.profile form{margin-left:auto}.icon-button{background:none;border:0;color:#a6b6ce;line-height:1;padding:6px;display:flex;align-items:center;justify-content:center}.icon-button:hover{color:#fff}.icon-button .ui-icon{width:18px;height:18px}.main-shell{margin-left:226px}.topbar{position:sticky;top:0;z-index:40;min-height:75px;height:75px;display:flex;align-items:center;justify-content:space-between;gap:25px;padding:0 32px;background:#10161ff5;backdrop-filter:blur(12px);border-bottom:1px solid #283244;box-shadow:none;color:#b4c1d4;font-size:13px}.global-search{display:flex;align-items:center;gap:11px;max-width:510px;width:58%;background:#1b2532;border:1px solid #344256;border-radius:3px;padding:0 11px;color:#9dacbf;min-width:0}.global-search input:not([type=checkbox]){border:0;box-shadow:none;background:transparent;padding:11px 0;color:#e3eaf6;margin:0;font-size:12px;flex:1;min-width:0}.global-search button{background:transparent;border:0;color:#8eafe4;padding:0 0 0 8px;border-left:1px solid #40516a;font-size:11px}.global-search .ui-icon{width:18px;height:18px}.topbar .header-account{display:flex;align-items:center;gap:22px;flex-shrink:0}.header-account>a:not(.button){font-size:12px;color:#dbe5f4}.header-account>a:not(.button):hover{color:#8cb8ff}main{padding:32px 32px 55px;max-width:1460px;margin:auto;min-height:calc(100vh - 143px)}footer{display:flex;justify-content:space-between;border-top:1px solid #263143;padding:23px 32px;color:#8190a7;font-size:11px}footer span{display:inline}footer a{color:#9ab4dc}.skip-link{position:fixed;top:-70px;left:20px;z-index:100;background:#e9f1ff;color:#112a50;padding:10px 15px;border-radius:2px}.skip-link:focus{top:10px}
.catalog-heading{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:28px}.catalog-heading h1{font-size:34px;font-weight:600;margin:0 0 12px}.catalog-heading p:last-child{color:#a4b0c1;margin:0;font-size:14px}.catalog-heading .section-label{font-size:11px}.search{background:#192331;border:1px solid #3a4960;border-radius:3px;display:flex;align-items:center;flex-shrink:0}.search input:not([type=checkbox]){margin:0;background:transparent;border:0;box-shadow:none;font-size:12px;min-width:200px;padding:11px 13px;color:#e3eaf6}.search button{display:flex;align-items:center;justify-content:center;padding:10px 13px;color:#a1b6d6;background:transparent;border:0;min-height:42px}.catalog-toolbar{border-top:1px solid #2b3547;border-bottom:1px solid #2b3547;padding:14px 0;margin-bottom:22px;display:flex;justify-content:space-between;font-size:12px;color:#8fa1bc}.catalog-toolbar a{color:#93bcff}.catalog-list{display:grid;gap:20px}.catalog-list .empty{margin-top:10px}.course-card{display:grid;grid-template-columns:280px minmax(0,1fr);gap:25px;padding:0;border:1px solid #2b3547;background:#151e2a;border-radius:3px;overflow:hidden;box-shadow:none;transition:border-color .15s}.course-card:hover{border-color:#506585;transform:none;box-shadow:none}.course-cover{display:block;position:relative;width:100%;height:100%;min-height:210px;overflow:hidden;background:#1b2637;border:0;border-radius:0}.course-cover img{width:100%;height:100%;position:absolute;object-fit:cover;object-position:center 55%;display:block;transform:none;transition:none}.course-card:hover .course-cover img{transform:none}.cover-pattern{background:#1b2a41;color:#a9c9ff;padding:25px;display:flex;align-items:center;height:100%;min-height:210px}.cover-pattern>span{font-size:13px;letter-spacing:1px}.cover-pattern b{font-size:28px;font-weight:550;letter-spacing:-1px;margin-top:10px;display:block}.card-body{padding:22px 24px 22px 0;display:flex;flex-direction:column;min-width:0}.course-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:9px}.course-category{font-size:11px;color:#9bbff6;background:#1e3048;border:1px solid #324861;border-radius:2px;padding:3px 7px}.course-state{font-size:11px;color:#9caec8;font-weight:400;background:transparent;border:0;border-radius:0;padding:0;white-space:normal}.course-state:before{display:none}.card-body h3{font-size:23px;line-height:1.3;font-weight:600;margin:0 0 12px;color:#f0f4fa;letter-spacing:-.5px}.card-body h3 a:hover{color:#a9cbff}.card-body>p{font-size:13px;line-height:1.8;color:#a9b6cb;margin-bottom:16px;flex:1;max-width:720px}.course-teacher{font-size:11px;color:#8fa2bf;margin-bottom:5px}.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 0 0;border-top:1px solid #29374b;margin:0;font-size:12px}.card-bottom strong{font-weight:600;font-size:17px;color:#e9eff9}.card-bottom .course-card-action{padding:8px 13px;border:1px solid #2563eb;background:#2563eb;color:#fff;border-radius:3px;font-size:12px;font-weight:550}.card-bottom .course-card-action:hover{background:#3276f1;border-color:#3276f1}.card-bottom a span{margin-left:10px}
.course-breadcrumb{display:flex;align-items:center;gap:11px;font-size:12px;color:#8fa0b8;margin-bottom:24px}.course-breadcrumb a{padding:0;border-radius:0;display:block;font-size:12px;color:#a4b9da}.course-breadcrumb a:hover{background:transparent;color:#bad5ff}.course-page.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px;align-items:start}.course-page>.course-intro{grid-column:1/-1;grid-row:1}.course-page>.course-body{grid-column:1;grid-row:2;min-width:0}.course-page>.enrollment-card{grid-column:2;grid-row:2}.course-intro{background:transparent;color:inherit;border:0;border-radius:0;padding:0;margin:0 0 3px}.course-intro h1{font-size:32px;font-weight:650;line-height:1.2;margin:10px 0 15px;max-width:900px;letter-spacing:-.7px}.course-intro .section-label{font-size:11px;letter-spacing:0;color:#9abcf5}.course-intro .lead{color:#a9b8cf;font-size:15px;line-height:1.8;max-width:850px;margin-bottom:17px}.course-instructor{font-size:12px;color:#99aac4;margin-bottom:12px}.course-instructor strong{font-weight:500;color:#c6d6ef}.course-details-line{display:flex;gap:20px;flex-wrap:wrap;font-size:11px;color:#a2b2cb}.course-details-line>span+span{padding-left:20px;border-left:1px solid #3b4b61}.course-tabs{display:flex;gap:25px;border-bottom:1px solid #324156;padding:0;margin:0 0 24px}.course-tabs a{display:block;font-size:12px;color:#a7b6cd;padding:13px 0;border-radius:0}.course-tabs a:first-child{border-bottom:2px solid #67a3ff;color:#d2e3ff}.course-tabs a:hover{color:#fff;background:transparent}.course-information{border:1px solid #2b3547;background:#151e2a;border-radius:3px;padding:23px;margin-bottom:22px;scroll-margin-top:108px}.course-information h2{font-size:21px;font-weight:600;margin:0 0 17px}.course-information h3{font-size:17px;font-weight:600;margin:24px 0 14px}.prose,.course-information .prose{font-size:13px;color:#b2bfd3;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.lesson-row{border-color:#2e3a4d;padding:17px 0;align-items:center;font-size:12px;gap:14px}.lesson-row .step-number{display:flex;width:32px;height:32px;flex-shrink:0;border:1px solid #34465f;background:#1d2d43;border-radius:2px;padding:7px;color:#a9cbff}.lesson-row .step-number .ui-icon{height:18px;width:18px}.lesson-row.locked .step-number{color:#95a4bc;background:#1d2533;border-color:#344052}.lesson-row b{font-size:12px;font-weight:550;color:#dce6f6}.lesson-row small{font-size:10px;color:#8ea1bd;margin-top:4px}.enrollment-card{position:sticky;top:99px;border:1px solid #2d3a4d;background:#151e2a;border-radius:3px;padding:14px 0 22px;overflow:hidden;box-shadow:none;margin:0;align-self:start}.enrollment-card .course-cover.compact{width:calc(100% - 28px);height:215px;min-height:0;margin:0 14px 21px;border:1px solid #35445d;border-radius:2px}.enrollment-card .compact img{object-position:center 41%}.enrollment-card>*:not(.course-cover){margin-left:20px;margin-right:20px}.enrollment-card>h2{font-size:27px;font-weight:600;letter-spacing:-.5px;margin-bottom:12px}.enrollment-label{display:block;color:#98adc9;font-size:11px;margin-bottom:5px}.enrollment-card>p{font-size:12px;color:#9fb1cc;line-height:1.8}.enrollment-card>.button{display:flex;margin-top:12px}.enrollment-card .stack{gap:12px}.enrollment-card .stack .button{font-size:12px}.enrollment-card>.text-link{font-size:11px;color:#a9c5ef;text-align:center}.enrollment-card .notice{font-size:12px;padding:13px}.enrollment-card .badge{white-space:normal}.enrollment-card small{font-size:11px}
.panel{background:#151e2a;border:1px solid #2b3547;border-radius:3px;padding:25px;box-shadow:none}.panel h2{font-size:22px}.panel h3{color:#e9f0fa}.notice{border-radius:2px;background:#172c48;border:1px solid #365579;color:#c5dafa;box-shadow:none;font-size:13px}.notice.error{background:#342126;border-color:#70444f;color:#f3c5c9}.badge{background:#22324a;border:1px solid #3a4c66;color:#bcd2f2;border-radius:2px;padding:5px 9px;font-size:10px;font-weight:450}.empty{background:#141e2c;border:1px dashed #3c506f;border-radius:3px;color:#a6b7cf;padding:28px}.empty h2,.empty h3{color:#e3edfb}.empty p{margin-bottom:0}.page-heading{gap:25px}.page-heading h1{font-size:32px;line-height:1.25;font-weight:600}.page-heading p{color:#9bacc6;font-size:13px;line-height:1.8}.outline-tag{border-color:#374b67;border-radius:2px;color:#91afd9;font-size:10px}.back-link{color:#91a7c9;font-size:12px;font-weight:450}.avatar{border-radius:2px;background:#22334c;color:#d3e4ff}.teacher-line{color:#9fb3d3;font-size:12px}.stats>div{background:#17212f;border:1px solid #2e3d53;border-radius:3px;padding:22px 24px}.stats small{font-size:11px;color:#93a9ca}.stats strong{font-weight:550;font-size:32px;color:#e4efff}.progress-panel{display:flex;align-items:center;gap:25px;padding:20px 24px;font-size:12px;background:#151f2e}.progress-panel b{color:#b6c9e6;font-weight:500;font-size:12px}.progress-panel progress{flex:1;height:7px;background:#263449;accent-color:#397ef5;border:0;border-radius:0;overflow:hidden}.progress-panel progress::-webkit-progress-bar{background:#263449}.progress-panel progress::-webkit-progress-value{background:#397ef5}.step-panel{border:1px solid #2c3c53;border-radius:3px;background:#151e2a}.step-panel .step-number{height:35px;width:35px;border-radius:2px;background:#203550;border:1px solid #365675;color:#b0d0ff;font-size:12px;font-weight:500}.step-panel .step-title h2{font-size:20px;margin:0;font-weight:600}.step-panel .prose{font-size:13px;max-width:850px}.step-locked{background:#121a26;border-color:#263347}.step-locked .step-number{background:#202938;border-color:#344053;color:#95a3b8}.activity-link{padding:18px 0;border-color:#2d3c52;border-radius:0}.activity-link:hover{background:#19273a;color:#eaf3ff}.activity-icon{background:#223650;border:1px solid #3a5375;border-radius:2px;color:#accdff;padding:7px 10px}.activity-link b{font-size:13px;font-weight:500}.activity-link small{font-size:11px;color:#94a7c4;margin-top:4px}.activity-link>span:last-child{color:#a8caff;font-size:11px;font-weight:500}.activity-link form{margin:0}.presentation p{color:#a1b1c9}.presentation h3{color:#e3efff}.question-panel{border-radius:3px}.question-panel>label{color:#d8e6fb;font-size:15px;line-height:1.6}.question-number{color:#87a9dc}.question-note{background:#1b2a3e;border-left:2px solid #4c73ad;color:#b0c5e3;border-radius:0;font-size:12px}.required-mark{color:#e8b07e}.answer-toolbar{z-index:20;background:#172435;border:1px solid #3a506f;border-radius:3px;box-shadow:0 5px 22px #050a123d}.save-state{color:#a4bfdf}.grade-box{background:#1b2a40;border-radius:3px;border:1px solid #354d6e}.question-builder{background:#1a2a40;border:1px solid #3a506f;border-radius:3px}.remove-question{color:#e5b3a8}label{color:#b8c9e2;font-size:12px;font-weight:500}input:not([type=checkbox]),textarea,select{color-scheme:dark;color:#e4edf9;background:#101a29;border:1px solid #3d506c;border-radius:3px;box-shadow:none;padding:10px 12px}input::placeholder,textarea::placeholder{color:#8194b1}input[type=file]{color:#a7bddb;font-size:11px}input[type=file]::file-selector-button{background:#263b58;color:#d7e6fd;border:1px solid #496487;border-radius:2px;padding:6px 10px;margin-right:12px}input[type=checkbox]{accent-color:#397ef5}.question-panel input,.question-panel textarea,.question-panel select{background:#101a29}option{background:#101a29;color:#e4edf9}fieldset:disabled{opacity:.8}details{border-color:#2d3c53}summary{color:#b4c9e9;font-weight:500}.auth-wrap{max-width:930px;margin:55px auto;gap:60px;grid-template-columns:1fr 1fr}.auth-intro h1{font-size:40px;font-weight:600;line-height:1.2}.auth-intro p{color:#9aadc9}.auth-panel{padding:30px;background:#151f2e;border:1px solid #354762}.auth-panel h2{font-size:23px}.auth-panel .muted{font-size:13px}.auth-links{font-size:11px;color:#a6c5f2}.table-scroll{border-radius:2px}table{color:#c6d5eb}th{background:#1c2c42;color:#9fb7dc;font-size:11px;border-bottom:1px solid #354d6d}td{border-color:#2c3d57}td a{color:#b8d3ff;font-weight:550}.pagination{color:#a7bdda}.pagination nav{gap:5px}.pagination a,.pagination span{background:transparent!important;color:#b6c9e6!important;border-color:#3c526f!important;border-radius:2px!important}.export-answer{border-color:#344760}.export-answer>b{color:#d7e7ff}
@media(min-width:1600px){.course-card{grid-template-columns:330px minmax(0,1fr)}.card-body h3{font-size:25px}.course-intro h1{font-size:36px}}
@media(max-width:1200px){.course-page.detail-grid{grid-template-columns:minmax(0,1fr) 265px;gap:22px}.course-intro h1{font-size:29px}.course-card{grid-template-columns:235px minmax(0,1fr);gap:20px}.card-body{padding:20px 20px 20px 0}.card-body h3{font-size:21px}.catalog-heading{gap:24px}.search input:not([type=checkbox]){min-width:170px}.global-search{width:55%}.enrollment-card .course-cover.compact{height:195px}.auth-wrap{gap:35px}}
@media(min-width:601px) and (max-width:1000px){.sidebar{width:76px;padding:20px 10px}.brand{margin:0 0 30px}.brand-logo{width:54px;height:65px;object-fit:contain}.sidebar nav a{justify-content:center;padding:12px 8px;gap:0}.sidebar nav a span{display:none}.sidebar nav .ui-icon{width:22px;height:22px}.sidebar-bottom{padding-top:15px}.sidebar-login{font-size:0;padding:5px 8px 15px;justify-content:center}.sidebar-register{display:none}.profile .avatar,.profile>div{display:none}.profile form{margin:auto}.main-shell{margin-left:76px}.topbar{padding:0 26px}.course-page.detail-grid{grid-template-columns:minmax(0,1fr) 255px}.course-card{grid-template-columns:230px minmax(0,1fr)}}
@media(max-width:850px){main{padding:28px 24px 45px}.topbar{padding:0 24px;gap:18px}.global-search{width:60%}.topbar .header-account{gap:16px}.catalog-heading{align-items:start;flex-direction:column;gap:20px}.catalog-heading .search{width:100%}.search input:not([type=checkbox]){min-width:0;flex:1}.course-intro h1{font-size:29px}.course-page.detail-grid{grid-template-columns:minmax(0,1fr) 245px;gap:18px}.course-information{padding:20px}.enrollment-card>*:not(.course-cover){margin-left:16px;margin-right:16px}.enrollment-card .course-cover.compact{height:190px}.course-details-line{gap:13px}.course-details-line>span+span{padding-left:13px}.course-card{grid-template-columns:200px minmax(0,1fr);gap:18px}.card-body h3{font-size:21px}.card-body>p{font-size:12px}.card-body{padding-right:18px}.course-meta{gap:8px}.card-bottom .course-card-action{padding:7px 10px;font-size:11px}.course-teacher{font-size:10px}.course-breadcrumb{flex-wrap:wrap;font-size:11px}.course-breadcrumb a{font-size:11px}.auth-wrap{gap:25px}.auth-intro h1{font-size:32px}.auth-panel{padding:24px}.auth-panel h2{font-size:21px}footer{padding:22px 24px}}
@media(max-width:700px){.course-page.detail-grid{display:flex;flex-direction:column;gap:0}.course-page>.course-intro{order:1;margin-bottom:24px;width:100%}.course-page>.enrollment-card{order:2;width:100%;margin:0 0 30px;position:static}.course-page>.course-body{order:3;width:100%}.enrollment-card .course-cover.compact{height:235px}.auth-wrap{grid-template-columns:1fr;max-width:480px;margin:20px auto;gap:20px}.auth-intro h1{font-size:30px}.auth-intro p{display:none}.course-intro .lead{font-size:14px}.course-information h2{font-size:21px}.global-search{flex:1;max-width:none;width:auto}.global-search button{display:none}}
@media(max-width:600px){.sidebar{position:sticky;top:0;width:auto;height:64px;background:#0d1119;padding:7px 17px;display:flex;flex-direction:row;align-items:center;justify-content:space-between;border-right:0;border-bottom:1px solid #2b3547}.brand{width:132px;flex-shrink:0;margin:0}.brand-logo{width:132px;height:47px;margin:0;display:block;object-fit:contain}.sidebar nav{display:flex;gap:2px;margin:0}.sidebar nav a{padding:9px 8px;gap:0;border-left:0;border-bottom:2px solid transparent;justify-content:center}.sidebar nav a.selected{border-bottom-color:#5997ff}.sidebar nav a span{display:none}.sidebar nav .ui-icon{width:20px;height:20px}.sidebar-bottom{display:none}.main-shell{margin:0}.topbar{top:64px;height:60px;min-height:60px;padding:0 17px;gap:12px}.topbar .header-account{gap:12px}.header-account>a:not(.button){font-size:11px}.topbar .button{font-size:10px;padding:7px 9px;min-height:32px}.global-search{padding:0 8px;gap:7px;min-width:0}.global-search input:not([type=checkbox]){padding:9px 0;font-size:11px;width:100%}.global-search .ui-icon{height:16px;width:16px}html{scroll-padding-top:150px}main{padding:24px 17px 40px}.page-heading h1{font-size:27px;letter-spacing:-.7px}.page-heading p{font-size:12px}.page-heading .button{font-size:10px;padding:8px 11px}.course-breadcrumb{font-size:10px;gap:9px;margin-bottom:23px}.course-intro h1{font-size:29px}.course-details-line{font-size:10px;gap:10px}.course-details-line>span+span{padding-left:10px}.course-tabs{gap:24px}.course-tabs a{font-size:11px}.course-information{padding:20px 17px;scroll-margin-top:150px}.course-intro .lead{font-size:14px}.course-information .prose{font-size:13px}.course-card{grid-template-columns:1fr;gap:0}.course-cover{height:210px;min-height:0}.course-cover img{height:100%;position:absolute}.card-body{padding:20px}.card-body h3{font-size:23px}.card-body>p{font-size:13px}.course-meta{gap:10px}.course-category{font-size:10px}.course-state{font-size:10px}.course-teacher{font-size:11px}.card-bottom .course-card-action{padding:9px 12px;font-size:11px}.catalog-heading h1{font-size:29px}.catalog-heading p:last-child{font-size:13px}.catalog-toolbar{font-size:11px;padding:12px 0}.panel{padding:22px 18px}.enrollment-card{padding:14px 0 22px}.enrollment-card .course-cover.compact{display:block;width:calc(100% - 28px);height:225px;margin:0 14px 20px}.enrollment-card>*:not(.course-cover){margin-left:20px;margin-right:20px}.enrollment-card .compact img{object-position:center 47%}.progress-panel{flex-direction:column;gap:12px;align-items:stretch;padding:19px}.progress-panel progress{flex:auto;width:100%}.step-panel .section-heading{flex-direction:row;align-items:start;gap:12px}.step-title{gap:11px}.step-panel .step-title h2{font-size:18px}.step-panel .step-number{width:30px;height:30px;font-size:11px;flex-shrink:0}.step-panel .badge{font-size:9px;padding:5px 7px}.activity-link{padding:18px 0}.activity-link b{overflow-wrap:anywhere;font-size:12px}.activity-link small{font-size:10px}.activity-link>span:last-child{font-size:10px}.stats{gap:8px}.stats>div{padding:15px 12px}.stats strong{font-size:26px}.stats small{font-size:9px}.auth-panel{padding:25px 20px}.question-panel>label{font-size:14px}.question-number{font-size:10px}.answer-toolbar{padding:13px}.grade-box{padding:17px}.table-scroll{max-width:100%}footer{padding:20px 17px;font-size:10px}footer span{display:inline}}
@media(max-width:370px){.sidebar{padding-left:12px;padding-right:12px}.brand{width:119px}.brand-logo{width:119px}.sidebar nav a{padding:8px 7px}.topbar{padding:0 12px}.header-account>a:not(.button){display:none}.course-intro h1{font-size:26px}.page-heading h1{font-size:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}
@media print{:root{color-scheme:light}.sidebar,.topbar,footer,.skip-link,.print-work{display:none!important}.main-shell{margin:0!important}body,main,.panel,.course-information,.course-intro,.export-answer{background:#fff!important;color:#111!important;box-shadow:none!important}main{padding:0;max-width:none}.panel{border:0;padding:12px 0}.prose,p,h1,h2,h3,b,strong,a,small,.eyebrow,.badge{color:#111!important}.course-page.detail-grid{display:block}.enrollment-card{position:static}.page-heading h1{font-size:25px}}
.brand-logo,.brand-symbol{filter:brightness(0) invert(1)}.mobile-logout{display:none}
@media(min-width:601px) and (max-width:1000px){.brand-logo{display:none}.brand-symbol{display:block;width:48px;height:65px;margin:auto;object-fit:contain}}
@media(max-width:600px){.brand-logo{display:block}.brand-symbol{display:none}.topbar .header-account{gap:9px}.mobile-logout{display:block;margin:0}.mobile-logout .icon-button{padding:4px}}
/* Public pages use horizontal navigation; the sidebar belongs to the private aula. */
.public-layout .main-shell{margin-left:0}.public-layout .public-topbar{height:auto;min-height:82px;top:0;padding:0 32px;background:#0d131e;z-index:60;backdrop-filter:none}.public-topbar-inner{width:100%;max-width:1396px;margin:0 auto;display:flex;align-items:center;gap:38px;min-height:82px}.public-brand{display:block;line-height:0;flex-shrink:0}.public-brand img{display:block;width:172px;height:66px;object-fit:contain;filter:brightness(0) invert(1)}.public-nav{display:flex;align-items:center;gap:28px;margin:0 auto;min-width:0}.public-nav a{display:block;padding:12px 0;border-radius:0;color:#b0c0d7;font-size:13px;font-weight:450;white-space:nowrap}.public-nav a:hover{background:transparent;color:#edf4ff}.public-nav a[aria-current]{color:#b9d5ff}.public-layout .public-topbar .header-account{gap:22px}.public-topbar .header-account form{margin:0}.public-topbar .header-account .icon-button{padding:5px}.public-layout .public-topbar .header-account>a:not(.button){display:block}.public-topbar .header-account .button{font-size:12px;padding:8px 14px}.public-layout .course-breadcrumb{margin-top:3px}
@media(max-width:1100px){.public-topbar-inner{gap:24px}.public-nav{gap:22px}.public-brand img{width:155px;height:64px}.public-layout .public-topbar{padding:0 24px}.public-layout .public-topbar .header-account{gap:15px}.public-nav a{font-size:12px}}
@media(max-width:850px){.public-topbar-inner{flex-wrap:wrap;gap:0 20px;min-height:0}.public-brand img{height:60px;width:148px}.public-nav{order:3;width:100%;margin:0;justify-content:flex-start;gap:28px;border-top:1px solid #243044}.public-nav a{padding:10px 0;font-size:12px}.public-layout .public-topbar .header-account{margin-left:auto;gap:18px}.public-layout .public-topbar{min-height:104px}.public-layout .public-topbar .header-account>a:first-child{display:block}}
@media(max-width:600px){.public-layout .public-topbar{top:0;min-height:104px;padding:0 17px}.public-topbar-inner{gap:0 15px}.public-brand img{width:137px;height:59px}.public-nav{gap:0;justify-content:space-between;overflow-x:auto;scrollbar-width:thin}.public-nav a{font-size:11px;padding:10px 0;line-height:1.8}.public-layout .public-topbar .header-account{gap:14px}.public-topbar .header-account .button{font-size:10px;min-height:32px;padding:7px 10px}.public-layout .public-topbar .header-account>a:not(.button){font-size:11px}.public-layout .main-shell{margin:0}.public-layout .course-information{scroll-margin-top:135px}}
@media(max-width:370px){.public-brand img{width:120px}.public-nav{gap:17px;justify-content:flex-start}.public-nav a{font-size:10px}.public-layout .public-topbar .header-account{gap:10px}.public-topbar .header-account .button{font-size:10px;padding:6px 8px}}
@media print{.public-topbar{display:none!important}}

[hidden]{display:none!important}.activity-access{padding:18px;margin:0 0 20px;border:1px solid #303e54;background:#121c2a;align-items:start}.activity-access .button{align-self:end;justify-self:start}.activity-access small{font-size:11px;line-height:1.6}.activity-unavailable{cursor:default;opacity:.8}.activity-unavailable .activity-icon{border-radius:2px}.lesson-video{width:100%;max-height:540px;background:#080e17}.lesson-materials{display:grid;gap:10px;margin:18px 0}.teaching-title-field{min-width:140px}

.participant-registration{max-width:900px;margin:30px auto}.registration-heading{max-width:760px;margin-bottom:28px}.registration-heading h1{font-size:32px;line-height:1.25}.registration-heading p{color:var(--muted);line-height:1.8}.registration-panel>p{font-size:12px;margin-bottom:26px}.participant-interest{border:1px solid var(--line);padding:18px;margin:0;min-width:0}.participant-interest legend{font-size:13px;padding:0 7px}.participant-interest label{display:flex;align-items:center;gap:10px;margin:12px 0;font-weight:400}.participant-interest input[type=radio]{appearance:auto;display:inline-block;width:17px;height:17px;margin:0;flex-shrink:0;padding:0;accent-color:#2563eb}.registration-submit{display:flex;gap:25px;align-items:center;padding-top:12px}.registration-submit a{font-size:12px}.participant-registration input:focus,.participant-registration select:focus{outline:2px solid #4785ec;outline-offset:2px}.participant-profile dl{display:grid;grid-template-columns:max-content minmax(140px,1fr);gap:7px 15px}.participant-profile dt{color:var(--muted)}.participant-profile dd{margin:0;overflow-wrap:anywhere}@media(max-width:600px){.participant-registration{margin:12px auto}.registration-heading h1{font-size:26px}.registration-submit{align-items:stretch;flex-direction:column;gap:18px}.participant-interest{padding:12px}.participant-profile dl{grid-template-columns:1fr}}