:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:#202633;background:#f4f5f8;font-size:16px;line-height:1.55;--red:#b9233c;--red-dark:#94182d;--ink:#1d2330;--muted:#626b7a;--line:#e2e5ec;--radius:14px}*{box-sizing:border-box}body{margin:0}a{color:#a51c34;text-underline-offset:3px}button,input,select,textarea{font:inherit}button,a,input,select,textarea,[contenteditable]{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[contenteditable]:focus-visible{outline:3px solid #cb8c20;outline-offset:3px}h1,h2,h3,p{margin-top:0}h1{font-size:2rem;line-height:1.18;letter-spacing:-.04em;margin-bottom:0}h2{font-size:1.3rem;line-height:1.3;letter-spacing:-.015em;margin-bottom:16px}h3{font-size:1.04rem;line-height:1.4;margin-bottom:12px}p{margin-bottom:16px}small{display:block;font-size:.875rem;color:var(--muted);font-weight:400}img,video{max-width:100%;height:auto}[hidden]{display:none!important}.shell{display:grid;grid-template-columns:248px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--ink);color:#fff;padding:34px 22px 24px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;color:#fff;text-decoration:none;font-weight:800;font-size:1.25rem;line-height:1.15;letter-spacing:.075em}.brand-icon{display:grid;place-items:center;background:var(--red);width:42px;height:46px;border-radius:9px;color:#fff;flex-shrink:0;font-size:1.7rem;letter-spacing:0}.brand small{font-size:.75rem;letter-spacing:.14em;color:#cbd0dc;font-weight:500;margin-top:7px}.workspace-label{color:#aeb6c5;font-size:.875rem;margin:42px 12px 12px}.sidebar nav{display:grid;gap:6px}.nav-link{color:#d6dbe5;padding:12px 14px;border-radius:8px;text-decoration:none;font-size:.95rem}.nav-link:hover{background:#2c3343}.nav-link.active{background:#393141;color:#fff;border-left:3px solid #e94f68;padding-left:11px}.sidebar-bottom{margin-top:auto;border-top:1px solid #39404e;padding-top:20px}.user-link{display:flex;gap:10px;align-items:center;color:#fff;text-decoration:none;font-size:.9rem;overflow-wrap:anywhere}.user-link small{color:#abb4c3;margin-top:5px}.avatar{display:grid;place-items:center;flex:0 0 36px;height:36px;border-radius:50%;background:#464152;color:white;font-weight:600}.avatar.large{width:64px;height:64px;background:var(--red);font-size:1.5rem;margin-bottom:18px}.logout{background:transparent;border:0;color:#c0c7d4;padding:16px 0 0;font-size:.875rem;text-decoration:underline;text-underline-offset:4px}.main{padding:38px 44px 64px;max-width:1600px;min-width:0}.page-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:32px}.eyebrow{font-size:.75rem;letter-spacing:.12em;font-weight:700;color:var(--muted);margin-bottom:12px}.private-label{font-size:.875rem;color:var(--muted);white-space:nowrap}.muted{color:var(--muted);font-size:.93rem}.intro{margin-bottom:26px}.panel{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:24px;min-width:0}.panel.subtle{background:#fafbfc}.section-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px}.section-head h2,.section-head p{margin-bottom:0}.section-head p{margin-top:8px}.button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:44px;background:var(--red);color:white;text-decoration:none;border:1px solid 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18px;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--ink)}.quick-links a:hover{border-color:#bb6271}.quick-links span{font-size:.9rem;color:var(--muted)}.activity{display:flex;justify-content:space-between;gap:16px;padding:15px 0;border-top:1px solid var(--line)}.activity strong{font-size:.93rem;font-weight:600}.activity time{font-size:.875rem;color:var(--muted)}.notice{padding:16px 20px;border:1px solid #cbd9e7;border-radius:10px;background:#f0f5fb;color:#284966;margin-bottom:24px}.notice.success{background:#edf6f1;border-color:#c6dfd0;color:#26503d}.notice.error{background:#fff0f2;border-color:#e8c0c9;color:#882139}.field{display:block;margin-bottom:20px;min-width:0}.field>span,.group-picker legend{display:block;font-weight:600;font-size:.93rem;margin-bottom:8px}input:not([type=checkbox]),textarea,select{border:1px solid #bfc7d5;border-radius:7px;padding:11px 12px;min-height:44px;background:white;color:var(--ink);width:100%;min-width:0}textarea{resize:vertical;line-height:1.65}input[type=checkbox]{appearance:auto;accent-color:var(--red);width:18px;height:18px;flex-shrink:0}input[type=file]{font-size:.875rem;padding:9px;overflow:hidden}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}.check{display:flex;align-items:center;gap:10px;font-size:.93rem;margin:8px 0;cursor:pointer}.align-end{margin-bottom:32px;align-self:end}.group-picker{border:1px solid var(--line);border-radius:10px;padding:14px 20px;margin:18px 0 0}.group-picker legend{padding:0 7px;margin:0}.group-picker .muted{margin:0 0 14px}.password-row{display:flex;align-items:end;gap:10px;flex-wrap:wrap}.password-row .field{flex:1;min-width:220px;margin:0}.password-row+p{margin-top:10px}.danger-zone{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:8px 0 30px;color:var(--muted);font-size:.875rem}.danger-zone p{margin:0}.text-danger{border:0;padding:0;background:none;color:#a11c33;font-size:.875rem;text-decoration:underline}.back{display:inline-block;font-size:.9rem;margin-bottom:20px;text-decoration:none;color:var(--muted)}.back:hover{text-decoration:underline}.columns{display:grid;grid-template-columns:minmax(250px,.9fr) minmax(300px,1.1fr);gap:24px}.list-item{display:flex;gap:20px;align-items:start;justify-content:space-between;padding:20px 0;border-top:1px solid var(--line)}.list-item p{font-size:.93rem;margin:8px 0}.stack-actions{display:grid;gap:10px;font-size:.875rem}.table-wrap{overflow:auto;padding:0}table{border-collapse:collapse;width:100%;text-align:left;min-width:760px}th{font-size:.875rem;font-weight:600;color:var(--muted);background:#fafbfc}th,td{padding:18px 20px;border-bottom:1px solid var(--line);vertical-align:top}td{font-size:.9rem}td strong{font-weight:600}td small{margin-top:6px}tbody tr:last-child td{border-bottom:0}.badge{display:inline-flex;align-items:center;border-radius:6px;padding:4px 9px;background:#eff1f5;color:#596477;font-size:.8125rem;font-weight:600;white-space:nowrap}.badge.published{color:#2d654b;background:#eaf4ee}.course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.course-card{display:flex;align-items:start;flex-direction:column;margin:0;border-top:3px solid #b9233c;padding-top:24px}.course-card h2{margin-top:22px;font-size:1.5rem}.course-card p{color:var(--muted);font-size:.95rem;overflow-wrap:anywhere}.course-card .card-bottom{margin-top:auto;padding-top:26px;width:100%;display:flex;gap:20px;justify-content:space-between;align-items:center}.card-bottom>span{color:var(--muted);font-size:.875rem}.editor-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}.editor-aside{font-size:.93rem}.editor-aside .panel{padding:22px}.rich-editor{border:1px solid #bfc7d5;border-radius:8px;overflow:hidden}.toolbar{background:#f7f8fa;padding:7px;display:flex;flex-wrap:wrap;gap:4px;border-bottom:1px solid var(--line)}.toolbar button{border:0;background:transparent;min-height:36px;padding:5px 9px;border-radius:5px;color:#303847;font-size:.875rem}.toolbar button:hover{background:#e6e9ef}.editor-body{min-height:300px;padding:20px;overflow-wrap:anywhere}.editor-body p:last-child{margin-bottom:0}.rich-editor textarea{border:0;border-radius:0}.file-row{padding:16px 0;border-top:1px solid var(--line);overflow-wrap:anywhere}.file-row a{font-size:.9rem}.file-row small{margin:5px 0}.upload-state{display:block;color:var(--muted);font-size:.875rem;margin-top:12px}.content-row{display:flex;align-items:center;gap:16px;padding:18px 0;border-top:1px solid var(--line)}.content-row>div{flex:1;min-width:0}.row-title{font-weight:600;text-decoration:none;overflow-wrap:anywhere}.content-row small{margin-top:6px}.order-number{display:grid;place-items:center;background:#f0f2f6;border:1px solid #e0e5ed;color:#626c7a;width:36px;height:36px;flex-shrink:0;border-radius:8px;font-size:.9rem;font-weight:650}.empty{padding:36px 24px;text-align:center;color:var(--muted);background:#fafbfc;border:1px dashed #d4dae4;border-radius:10px;grid-column:1/-1}.chapter-heading{display:flex;gap:18px;align-items:start}.chapter-heading p{margin-top:8px}.chapter-card.locked{background:#f8f9fb}.chapter-card.locked h2{color:#636c7b}.lesson-link{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-top:1px solid var(--line);text-decoration:none}.lesson-link>span:first-child{font-weight:550}.lesson-link>span:last-child{font-size:.875rem;color:var(--muted)}.chapter-test-note{margin:18px 0 0;padding:16px;background:#f5f6fa;border-radius:8px;color:var(--muted);font-size:.9rem}.reading{max-width:960px;margin:0 auto 24px;padding:36px 44px}.reading h2{font-size:1.9rem}.reading-description{color:var(--muted);font-size:1.05rem}.prose{overflow-wrap:anywhere;line-height:1.8;margin:28px 0}.prose h2{font-size:1.55rem}.prose h3{font-size:1.25rem}.prose blockquote{margin:24px 0;padding:8px 22px;border-left:3px solid var(--red);background:#f8f9fc}.prose pre{white-space:pre-wrap}.video-link{display:flex;gap:24px;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:10px;padding:22px;margin:24px 0}.video-link p{font-size:.9rem;color:var(--muted);margin:6px 0 0}.material{margin:20px 0;border:1px solid var(--line);border-radius:10px;overflow:hidden}.material img,.material video{display:block;margin:auto;max-height:640px}.material video{width:100%;background:#111}.material-caption{display:flex;gap:18px;justify-content:space-between;align-items:center;padding:18px;font-size:.93rem;overflow-wrap:anywhere}.material-caption small{margin-top:4px}.profile{max-width:760px}.profile dl>div{display:grid;grid-template-columns:180px 1fr;gap:20px;padding:16px 0;border-top:1px solid var(--line)}.profile dt{color:var(--muted);font-size:.93rem}.profile dd{margin:0;overflow-wrap:anywhere}.login-main{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:32px;background:#f2f3f7;border-top:6px solid var(--red)}.login-main>.notice{max-width:440px;width:100%}.login-card{max-width:440px;width:100%;padding:40px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 60px #1720350a}.brand-dark{color:var(--ink);margin-bottom:40px}.brand-dark small{color:var(--muted)}.login-card h1{font-size:1.8rem;margin-bottom:12px}.login-card .muted{margin-bottom:30px}.login-help{color:var(--muted);font-size:.875rem;text-align:center;margin:24px 0 0}.login-card form .button{margin-top:8px}
@media(min-width:1600px){.main{width:100%;margin:0 auto}}@media(max-width:1250px){.main{padding:32px 28px}.editor-layout{grid-template-columns:minmax(0,1fr) 260px}.stats{gap:12px}.stat{padding:18px}.stat:first-child{padding-top:16px}.quick-links{grid-template-columns:1fr}.quick-links a{padding:16px 18px}.private-label{display:none}}@media(max-width:1000px){.shell{grid-template-columns:210px minmax(0,1fr)}.sidebar{padding:26px 16px}.editor-layout{grid-template-columns:1fr}.editor-aside{display:grid;grid-template-columns:1fr 1fr;gap:20px}.columns{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.course-grid{grid-template-columns:1fr}.reading{padding:28px}.section-head{align-items:start;flex-wrap:wrap}.password-row{align-items:stretch}.password-row .field{flex-basis:100%}}@media(max-width:720px){.shell{display:block}.sidebar{position:static;height:auto;padding:18px 20px}.brand{font-size:1.08rem}.brand-icon{width:34px;height:38px;font-size:1.4rem}.workspace-label{display:none}.sidebar nav{display:flex;flex-wrap:wrap;margin-top:20px;gap:4px}.nav-link{padding:8px 10px;font-size:.875rem}.nav-link.active{padding-left:7px}.sidebar-bottom{margin-top:18px;display:flex;gap:16px;align-items:center;justify-content:space-between;padding-top:14px}.sidebar-bottom .user-link{font-size:.875rem}.sidebar-bottom .avatar{display:none}.logout{padding:0}.main{padding:28px 18px 44px}.page-head{margin-bottom:26px}h1{font-size:1.75rem}.stats{gap:10px}.stat{padding:18px 15px}.stat span{font-size:.875rem}.stat strong{font-size:2rem}.panel{padding:20px}.table-wrap{padding:0}.form-grid{grid-template-columns:1fr}.editor-aside{grid-template-columns:1fr;gap:0}.form-actions{gap:12px}.form-actions .button{flex-grow:1}.section-head{gap:14px}.danger-zone{align-items:start;flex-direction:column}.activity{flex-direction:column;gap:6px}.content-row{gap:10px;flex-wrap:wrap}.content-row .badge{margin-left:46px}.reading{padding:24px 20px}.reading h2{font-size:1.55rem}.video-link{align-items:start;flex-direction:column}.material-caption{align-items:start;flex-direction:column;gap:8px}.profile dl>div{grid-template-columns:1fr;gap:5px}.login-main{padding:22px}.login-card{padding:30px 24px}.chapter-heading{gap:12px}.align-end{margin:0 0 20px}.list-item{flex-direction:column}.stack-actions{display:flex;gap:22px}.badge{white-space:normal}.lesson-link{gap:14px}.private-label{display:none}}

/* Lesson media editor */
.toolbar{flex-wrap:wrap;gap:5px}.toolbar-break{flex-basis:100%;height:0}.toolbar [data-media],.toolbar [data-video-link]{color:#982239;background:#fff;border:1px solid #e5cdd2}.toolbar button:disabled{opacity:.5}.editor-body{overflow-wrap:anywhere}.editor-body.drag-over{outline:3px dashed #b9233c;outline-offset:-4px;background:#fff8f9}.editor-footer{padding:12px 14px;border-top:1px solid #eee;display:grid;gap:8px;font-size:12px;color:#687180}.editor-footer [role=status]:not(:empty){font-weight:600;color:#982239}progress{width:100%;height:12px;accent-color:#b9233c}.media-block{margin:20px 0;padding:12px;background:#fafafb;border:1px solid #e5e7eb;border-radius:10px;clear:both;overflow:hidden}.media-block img,.media-block video{display:block;max-width:100%;max-height:540px;margin:0 auto;width:auto;object-fit:contain}.media-block video{width:100%}.media-block figcaption{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:12px 2px 0;font-size:14px;flex-wrap:wrap}.media-block figcaption strong{overflow-wrap:anywhere}.media-block small{display:block;color:#77808d;margin-top:5px}.media-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}.media-actions button{background:none;border:0;color:#9d2136;text-decoration:underline;cursor:pointer}.media-block.video-link{display:block}.editor-body figure{user-select:auto}.editor-body:empty:before{content:'Добавьте текст, изображение, видео или PDF…';color:#8a909b}.file-row [data-insert-file]{font-size:12px;padding:7px 9px;margin-top:8px}

/* Assessment and progress */
input[type=radio]{width:18px;height:18px;flex:0 0 18px;accent-color:#b9233c}.progress-block{min-width:170px;margin:14px 0}.progress-block>div{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:7px}.progress-block strong{font-size:22px;color:#a52138}.progress-block small{display:block;line-height:1.5;color:#707785}.progress-block span{font-size:12px}.question-editor,.attempt-question{border:1px solid #dfe2e7;border-radius:12px;padding:20px;margin:20px 0;min-width:0}.question-editor .section-head h3{margin:0}.option-editor{display:flex;gap:12px;align-items:center;margin:10px 0}.option-editor input[type=checkbox]{width:18px;height:18px;flex:0 0 18px}.option-editor input[type=text]{min-width:0;flex:1}.option-editor button{background:none;border:0;font-size:24px;color:#8b3041;cursor:pointer}.quiz-total{background:#fff4f6;color:#902238;padding:12px;border-radius:8px}.attempt-question legend{font-weight:700;padding:0 8px;line-height:1.6;overflow-wrap:anywhere}.attempt-question textarea{width:100%;min-height:120px}.answer-option{display:flex;align-items:center;gap:12px;padding:13px;border:1px solid #e7e9ee;border-radius:8px;margin:9px 0;overflow-wrap:anywhere}.answer-option input[type=checkbox]{width:18px;height:18px;flex:0 0 18px}.answer-option.chosen{background:#f4f5f8;border-color:#bfc5cf}.answer-option small{margin-left:auto;color:#297246}.answer-result{font-weight:600;padding:10px 0}.answer-result.correct{color:#1c7346}.answer-result.incorrect{color:#ae2740}.written-answer{white-space:normal;overflow-wrap:anywhere;background:#f7f8fa;padding:16px;border-radius:8px;min-height:60px}.grade-choice{display:flex;gap:24px;flex-wrap:wrap;padding-top:20px}.grade-choice label{display:flex;gap:10px;align-items:center}.score-card{display:flex;gap:20px;flex-wrap:wrap;align-items:center;padding:18px;background:#f4f5f8;border-radius:10px}.score-card strong{font-size:24px}.score-card span{color:#666f7d}.reset-controls{padding:18px 0;border-top:1px solid #e8e9ed}.reset-controls summary{cursor:pointer;font-weight:600;line-height:1.6}.reset-controls form{max-width:640px}.lesson-completion{border-top:1px solid #e8e9ed;margin-top:30px;padding-top:24px}.chapter-test-note{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}.progress-block progress{display:block;margin:8px 0}button:disabled{cursor:wait}.toolbar[hidden],.rich-editor [hidden],[data-options-wrap][hidden],[data-text-note][hidden]{display:none!important}@media(max-width:720px){.question-editor,.attempt-question{padding:12px}.toolbar{position:static}.media-actions{gap:10px}.score-card strong{font-size:20px}.option-editor{gap:8px}}

/* Achievements */
.achievement-strip{display:flex;gap:26px;align-items:center;flex-wrap:wrap;padding:24px 28px;border:1px solid #e6d1ab;background:linear-gradient(110deg,#fff9ed,#fff);border-radius:14px;margin-bottom:24px}.achievement-strip>div>strong{display:block;font-size:28px;color:#782d42}.achievement-strip>div>span{display:block;font-size:13px;color:#696573}.achievement-level{display:flex;gap:16px;align-items:center;flex:1;min-width:210px}.achievement-level strong{font-size:20px;display:block;margin-top:6px}.achievement-level small{font-size:11px;font-weight:700;letter-spacing:1.1px;color:#966329}.award-icon{width:120px;height:120px;flex:0 0 120px;--award-bg:#fff0d0;--award-line:#a76c20}.award-icon.small{width:72px;height:72px;flex-basis:72px}.award-disc{fill:var(--award-bg)}.award-ring{fill:none;stroke:var(--award-line);stroke-width:1.5;opacity:.35}.award-symbol{fill:none;stroke:var(--award-line);stroke-width:3;stroke-linejoin:round;stroke-linecap:round}.tier-2{--award-bg:#e9e6ff;--award-line:#6451a6}.tier-3{--award-bg:#def3ed;--award-line:#277a63}.tier-4{--award-bg:#e3effe;--award-line:#35659b}.tier-5{--award-bg:#ffe5ed;--award-line:#a52e53}.tier-6{--award-bg:#ffe8db;--award-line:#b15b29}.achievement-intro{display:flex;justify-content:space-between;align-items:center;gap:24px}.achievement-intro .award-icon{opacity:.55}.award-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:20px;margin-bottom:24px}.award-card{display:flex;align-items:center;flex-direction:column;text-align:center;gap:12px;margin-bottom:0}.award-card h2{font-size:19px;line-height:1.45;margin:0;overflow-wrap:anywhere}.award-card p{margin:0}.award-card small{color:#7a808d;font-size:12px}.award-card a{font-size:13px;margin-top:6px}.award-points{font-size:22px;color:#986321}.unread-count{display:inline-flex;align-items:center;justify-content:center;min-width:23px;height:23px;padding:0 6px;border-radius:15px;background:#b9233c;color:white;font-size:12px;font-weight:700;flex-shrink:0}.nav-unread{margin-left:8px;background:#eebf69;color:#3a2331}[data-chat-unread][hidden],[data-chat-older][hidden],[data-chat-new][hidden]{display:none!important}
/* Private employee / HR chat */
.chat-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:22px;align-items:start}.chat-layout.employee-chat{grid-template-columns:minmax(0,1fr);max-width:940px}.chat-inbox{padding:14px;max-height:780px;overflow-y:auto}.chat-inbox h2{font-size:17px;margin:8px 10px 16px}.chat-thread{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 10px;border-radius:9px;text-decoration:none;color:#323847;border:1px solid transparent;margin:4px 0;overflow-wrap:anywhere}.chat-thread>span:first-child{min-width:0}.chat-thread strong{font-size:14px}.chat-thread small{font-size:12px;display:block;line-height:1.5;color:#747b87;margin-top:6px}.chat-thread:hover{background:#f7f8fa}.chat-thread.selected{background:#fff4f6;border-color:#eccbd3}.chat-conversation{padding:0;overflow:hidden;min-width:0}.chat-heading{padding:22px 24px;border-bottom:1px solid #e9eaf0;display:flex;gap:14px;align-items:center}.chat-heading h2{font-size:18px;margin:0 0 5px;overflow-wrap:anywhere}.chat-heading small{color:#737b87}.chat-messages{height:430px;overflow-y:auto;overscroll-behavior:contain;padding:16px 24px;background:#f9fafc;display:flex;flex-direction:column;gap:16px}.chat-message{max-width:85%;padding:13px 16px;border-radius:14px;box-shadow:0 1px 2px #00000006;flex-shrink:0}.chat-message.incoming{align-self:flex-start;background:white;border:1px solid #e6e9ee;border-bottom-left-radius:3px}.chat-message.outgoing{align-self:flex-end;background:#f8e8ed;border:1px solid #efd2dc;border-bottom-right-radius:3px}.chat-message-author{font-size:12px;font-weight:700;color:#7c2c44;margin-bottom:7px}.chat-message-body{font-size:14px;line-height:1.65;overflow-wrap:anywhere;white-space:pre-wrap}.chat-message footer{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap;margin-top:9px;font-size:10px;color:#737781}.chat-history-bar{display:flex;align-items:center;justify-content:center;gap:14px;padding:8px;background:#f9fafc}.chat-history-bar:has([hidden]:only-child){display:none}.chat-history-bar .button{padding:6px 10px;font-size:12px}.chat-composer{border-top:1px solid #e9eaf0;padding:18px 24px 20px}.chat-composer .field{margin-bottom:10px}.chat-composer textarea{resize:vertical;max-height:240px;min-height:90px;width:100%}.composer-actions{display:flex;align-items:center;justify-content:space-between;gap:15px}.composer-actions small{font-size:11px;color:#7b8290}.chat-state{padding:0 24px;font-size:12px;min-height:18px;margin:7px 0}.chat-new{margin:8px auto;display:block}.chat-placeholder{text-align:center;min-height:360px;display:flex;flex-direction:column;align-items:center;justify-content:center}.chat-placeholder-icon{display:block;font-size:50px;color:#b9233c}.chat-placeholder p{color:#747b87}.chat-messages .empty{margin:auto}
@media(max-width:1100px){.chat-layout{grid-template-columns:230px minmax(0,1fr)}.chat-message{max-width:95%}.achievement-strip{gap:18px;padding:20px}}
@media(max-width:720px){.chat-layout{grid-template-columns:minmax(0,1fr)}.chat-inbox{max-height:210px}.chat-inbox h2{margin:2px 10px 8px}.chat-thread{padding:10px}.chat-messages{padding:14px 12px;height:380px}.chat-heading{padding:18px 14px}.chat-composer{padding:14px}.chat-state{padding:0 14px}.chat-message{max-width:95%;padding:10px 12px}.composer-actions{align-items:flex-end}.composer-actions small{max-width:170px}.achievement-strip{gap:16px}.achievement-level{min-width:100%;}.achievement-strip>div>strong{font-size:24px}.achievement-strip .button{width:100%}.achievement-intro{gap:12px}.achievement-intro .award-icon{width:86px;height:86px;flex-basis:86px}.achievement-intro h2{font-size:21px}.award-grid{grid-template-columns:minmax(0,1fr)}}

.award-icon.tier-0{color:#687887}.tier-0 .award-disc{fill:#edf1f4}.tier-0 .award-ring{stroke:#c9d3dc}

/* Publication visibility and course contents */
.publication-panel{border-color:#d2dce8}.publication-panel h2{font-size:20px;margin:0}.publication-panel .section-head p{margin-bottom:0}.publication-count{white-space:nowrap;color:#324861}.publication-panel .notice{margin:12px 0}.publication-panel form{margin:16px 0}.course-lessons{margin:0 0 18px 48px;padding:0 0 14px 18px;border-left:2px solid #e5e9ee}.course-lesson{display:flex;gap:14px;align-items:center;justify-content:space-between;padding:10px 0}.course-lesson>a{overflow-wrap:anywhere;min-width:0}.course-lesson>span{flex-shrink:0;text-align:right}.course-lesson small{display:block;max-width:180px;font-size:11px;color:#965020;margin-top:6px}.add-lesson-link{display:inline-block;font-size:13px;margin-top:10px}@media(max-width:720px){.course-lessons{margin-left:15px;padding-left:12px}.course-lesson{align-items:flex-start}.course-lesson .badge{font-size:10px;padding:4px 7px}.publication-panel .button{width:100%}.publication-count{font-size:16px}}