:root{--nav:238px}*{box-sizing:border-box}body{margin:0;background:var(--paper);font:13px/1.8 var(--font);color:var(--ink)}button,input,textarea,select{font:inherit}button,input,textarea,select,a{outline-offset:4px}button{border:0;background:none;color:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a{color:inherit;text-decoration:none}a:hover{color:var(--accent-ink)}input,textarea,select{border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);padding:9px 12px;min-width:0}textarea{resize:vertical}svg.i{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle;flex-shrink:0}.layout{display:grid;grid-template-columns:var(--nav) minmax(0,1fr);min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--nav);padding:30px 19px 22px;background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:40}.brand{display:flex;gap:12px;align-items:center;padding:0 10px}.brand-symbol{width:36px;height:36px;flex:none;display:block}.brand-name{font-size:21px;font-weight:800;letter-spacing:2px;line-height:1.4}.brand-en{font-size:8px;letter-spacing:2.1px;color:var(--muted)}.nav-label{font-size:9px;letter-spacing:1.7px;color:var(--muted);margin:37px 15px 13px}.nav-item{display:flex;align-items:center;gap:12px;width:100%;padding:11px 14px;border-radius:8px;color:var(--muted);margin:3px 0;text-align:left;font-size:12px}.nav-item:hover{background:var(--paper)}.nav-item.active{background:var(--accent-soft);color:var(--ink);font-weight:600}.nav-item .nav-badge{margin-left:auto;background:var(--accent-soft);border-radius:4px;padding:0 5px;font-size:9px;color:var(--muted)}.nav-item .nav-badge.orange{background:var(--accent-soft);color:var(--muted)}.sidebar-foot{margin-top:auto}.sidebar-card{border:1px solid var(--line);border-radius:11px;background:var(--paper);padding:14px}.sidebar-card h4{font-size:11px;margin:0 0 6px}.sidebar-card p{font-size:10px;color:var(--muted);margin:0 0 10px}.sidebar-version{font-size:9px;letter-spacing:.5px;color:var(--muted);display:flex;justify-content:space-between;margin-top:16px;padding:0 3px}.main{grid-column:2;min-width:0}.topbar{height:77px;background:rgb(255 254 250 / 92%);border-bottom:1px solid var(--line);padding:0 37px;display:flex;align-items:center;justify-content:space-between;gap:20px;position:sticky;top:0;z-index:25;backdrop-filter:blur(16px)}.crumb{display:flex;gap:12px;align-items:center;font-size:11px;color:var(--muted);white-space:nowrap}.crumb .mobile-brand{display:none}.crumb strong{font-weight:500;color:var(--ink)}.global-search{margin-left:auto;display:flex;align-items:center;gap:9px;padding:7px 11px;background:var(--paper);border:1px solid var(--line);border-radius:7px;color:var(--muted);width:290px}.global-search input{border:0;background:none;padding:0;font-size:11px;width:100%;outline:0}.key{font:9px monospace;border:1px solid var(--line);padding:0 5px;border-radius:3px;white-space:nowrap}.top-actions{display:flex;align-items:center;gap:14px}.top-actions .i{width:17px;height:17px;color:var(--muted)}.avatar{width:31px;height:31px;display:grid;place-items:center;border-radius:50%;font-size:10px;color:var(--muted);background:var(--paper);border:1px solid var(--line)}.content{max-width:1600px;margin:auto;padding:28px 37px 35px}.page-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;gap:20px}.eyebrow{font-size:9px;color:var(--muted);letter-spacing:1.7px}.page-heading h1{font-size:25px;font-weight:700;letter-spacing:.7px;margin:4px 0}.page-heading p{font-size:11px;color:var(--muted);margin:0}.page-actions{display:flex;gap:8px;align-items:center;flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:8px 14px;border-radius:var(--radius-button);border:1px solid var(--line);background:var(--surface);font-size:12px;font-weight:600;transition:transform 500ms var(--curve)}.btn:hover:not(:disabled){transform:translateY(-1px);border-color:var(--accent-line)}.btn:active:not(:disabled){transform:scale(.98)}.btn:is(.primary,.orange):hover:not(:disabled){background:var(--accent-hover)}.btn .i{width:15px;height:15px}.btn:is(.primary,.orange){background:var(--accent);border-color:var(--accent-line);color:var(--ink)}.btn.dark{background:var(--ink);border-color:var(--ink);color:#fff}.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}.hero-layout{display:grid;grid-template-columns:minmax(0,2.15fr) minmax(245px,1fr);gap:19px}.hero{border-radius:var(--radius-feature);background:var(--ink);color:#fff;position:relative;overflow:hidden;min-height:272px;display:grid;grid-template-columns:1.2fr 1fr}.hero-copy{position:relative;z-index:2;padding:29px 30px}.hero-kicker{display:flex;align-items:center;gap:8px;font-size:9px;letter-spacing:1.2px;color:var(--accent)}.hero-kicker:before{content:'';width:17px;height:1px;background:var(--accent)}.hero h2{font-size:30px;line-height:1.65;letter-spacing:1px;font-weight:600;margin:13px 0 11px;white-space:nowrap}.hero h2 em{font-style:normal;color:var(--accent)}.hero p{font-size:10px;color:var(--panel-text);margin:0 0 21px;line-height:1.9}.hero .btn{padding:8px 12px;font-size:10px}.hero .btn.ghost{color:var(--panel-text)}.hero-art{display:flex;align-items:center;justify-content:center;position:relative;min-width:0}.hero-art svg{width:330px;height:242px;filter:drop-shadow(0 18px 25px #101e3344)}.hero-art .float-tag{position:absolute;top:31px;right:19px;background:var(--panel-raised);border:1px solid #8291a533;border-radius:5px;padding:3px 7px;font-size:8px;color:var(--panel-text);z-index:2}.hero-note{position:absolute;bottom:24px;right:20px;color:var(--panel-text);font-size:8px;letter-spacing:1px}.path-card{border:1px solid var(--line);border-radius:14px;padding:20px 20px 14px;background:var(--surface);display:flex;flex-direction:column}.path-card h3{font-size:12px;margin:0;display:flex;justify-content:space-between;align-items:center}.path-card h3 span{font-size:9px;color:var(--muted);font-weight:400}.path-step{display:flex;gap:10px;align-items:center;position:relative;padding:13px 0 9px}.step-no{width:25px;height:25px;border:1px solid var(--line);border-radius:50%;background:var(--paper);color:var(--muted);display:grid;place-items:center;font:10px monospace;flex-shrink:0}.path-step:first-of-type .step-no{background:var(--accent-soft);color:var(--ink);border-color:var(--accent-line)}.path-step strong{display:block;font-size:11px;font-weight:500}.path-step small{display:block;color:var(--muted);font-size:9px}.path-card .btn{margin-top:auto;width:100%}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:20px 0 27px}.stat{background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:16px 18px;position:relative}.stat-label{font-size:10px;color:var(--muted)}.stat strong{display:block;font-size:27px;line-height:1.2;margin:11px 0 9px;letter-spacing:.6px}.stat strong small{font-size:10px;font-weight:400;color:var(--muted);margin-left:6px}.stat .stat-hint{font-size:9px;color:var(--muted)}.stat-icon{position:absolute;right:17px;top:19px;color:var(--muted);background:var(--paper);width:31px;height:31px;display:grid;place-items:center;border-radius:7px}.stat-icon .i{width:17px;height:17px}.stat:first-child .stat-icon{color:var(--muted);background:#fbf3eb}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;gap:15px}.section-head h2{font-size:14px;margin:0;display:flex;gap:8px;align-items:center;white-space:nowrap}.section-head h2:before{content:'';width:3px;height:12px;border-radius:2px;background:var(--accent)}.section-head h2 small{font-size:9px;color:var(--muted);font-weight:400;margin-left:5px}.section-head button,.section-head>a{font-size:10px;color:var(--muted);white-space:nowrap}.section-head .i{width:12px;height:12px}.section{margin:26px 0}.departments-strip{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:11px}.dept-mini{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:15px 9px;text-align:center;transition:.18s}.dept-mini:hover{border-color:var(--accent-line);transform:translateY(-2px)}.dept-icon{width:32px;height:32px;margin:0 auto 9px;display:grid;place-items:center;background:var(--paper);border-radius:9px;color:var(--muted)}.dept-mini:nth-child(3n+2) .dept-icon{background:var(--paper);color:var(--muted)}.dept-mini:nth-child(3n) .dept-icon{background:#edf6f3;color:var(--muted)}.dept-mini strong{font-size:10px;display:block;font-weight:500}.dept-mini small{font-size:8px;color:var(--muted)}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.course-card{border:1px solid var(--line);border-radius:12px;background:var(--surface);overflow:hidden;transition:.18s;min-width:0}.course-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px #273a5410;border-color:var(--accent-line)}.course-cover{height:150px;position:relative;overflow:hidden;background:var(--paper);display:flex;align-items:center;justify-content:center}.course-cover.warm{background:var(--paper)}.course-cover.green{background:var(--paper)}.course-cover.purple{background:var(--paper)}.course-cover .cover-category{position:absolute;top:12px;left:13px;border-radius:4px;background:#ffffffb5;color:var(--muted);padding:2px 7px;font-size:8px;z-index:2}.course-cover .cover-code{position:absolute;bottom:10px;right:12px;color:var(--muted);letter-spacing:1.4px;font:9px monospace}.course-cover svg{width:250px;height:160px;max-width:100%;transform:translateY(7px)}.course-body{padding:15px 17px}.tags{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.tag{display:inline-block;font-size:8px;padding:2px 7px;border-radius:4px;color:var(--muted);background:var(--accent-soft);white-space:nowrap}.tag.green{color:#5a9581;background:#edf6f1}.tag.orange{color:var(--muted);background:#fff2e8}.tag.gray{background:var(--paper);color:var(--muted)}.course-body h3{font-size:12px;line-height:1.7;margin:9px 0 6px;min-height:20px}.course-body p{font-size:9px;color:var(--muted);margin:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.course-meta{display:flex;justify-content:space-between;gap:10px;font-size:9px;color:var(--muted);border-top:1px solid var(--line);padding-top:11px;margin-top:14px;align-items:center}.course-meta .i{width:12px;height:12px}.course-meta button{font-size:10px;color:var(--muted)}.home-lower{display:grid;grid-template-columns:1.9fr 1fr;gap:20px}.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:21px}.learning-list{padding:5px 18px}.learning-row{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}.learning-row:last-child{border:0}.row-icon{width:32px;height:35px;display:grid;place-items:center;background:var(--paper);border-radius:7px;color:var(--muted);flex-shrink:0}.row-icon .i{width:17px;height:17px}.row-info{flex:1;min-width:0}.row-info strong{display:block;font-size:10px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-info small{font-size:9px;color:var(--muted)}.ai-tip{border-radius:12px;padding:20px;background:var(--accent-soft);border:1px solid var(--line)}.ai-tip h3{font-size:12px;margin:0 0 10px}.ai-tip p{font-size:10px;color:var(--muted);margin:7px 0 12px}.ai-tip .quick{display:block;padding:8px 9px;border:1px solid var(--line);background:#ffffff99;border-radius:5px;width:100%;text-align:left;font-size:9px;color:var(--muted);margin:6px 0}.footer{border-top:1px solid var(--line);margin-top:30px;padding-top:15px;display:flex;justify-content:space-between;gap:12px;font-size:8px;color:var(--muted)}.notice{padding:12px 16px;border-radius:8px;background:var(--accent-soft);border:1px solid var(--line);color:var(--muted);font-size:10px;margin-bottom:20px;display:flex;gap:9px;align-items:flex-start}.notice .i{width:15px;height:15px;margin-top:2px}.notice.orange{background:#fff5eb;border-color:#f4e8d7;color:#b28b65}.catalog-toolbar{display:flex;gap:12px;margin-bottom:17px;align-items:center}.catalog-toolbar .search-field{flex:1;display:flex;gap:9px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px 12px;color:var(--muted)}.search-field input{width:100%;border:0;padding:0;outline:0;font-size:11px}.catalog-toolbar select{font-size:10px;max-width:180px}.filter-chips{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:20px}.chip{font-size:10px;color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:5px 11px;background:var(--surface)}.chip.active{background:var(--accent-soft);border-color:var(--line);color:#6c88cf}.filter-caption{font-size:10px;color:var(--muted);margin:0 0 14px;display:flex;justify-content:space-between}.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin:25px 0;font-size:11px;color:var(--muted)}.pagination .btn{padding:6px 12px}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:20px}.course-intro{display:flex;gap:25px;align-items:center}.course-intro .course-cover{width:230px;flex-shrink:0;border-radius:9px;height:168px}.course-intro h2{font-size:22px;margin:8px 0}.course-intro p{font-size:11px;color:var(--muted);margin:5px 0}.tabbar{display:flex;gap:22px;border-bottom:1px solid var(--line);margin:22px 0 20px;overflow:auto}.tab{font-size:11px;color:var(--muted);padding:10px 0;white-space:nowrap;border-bottom:2px solid transparent}.tab.active{color:var(--accent-ink);border-bottom-color:var(--accent-line);font-weight:600}.prose h2,.prose h3{font-size:14px;margin:25px 0 12px}.prose p,.prose li{font-size:12px;color:var(--muted);line-height:2}.prose ul,.prose ol{padding-left:20px}.prose a{color:var(--accent-ink);word-break:break-all}.small{font-size:10px;color:var(--muted)}.lesson-item{display:flex;align-items:center;gap:13px;border:1px solid var(--line);padding:14px;border-radius:9px;margin:10px 0;background:var(--surface);text-align:left;width:100%}.lesson-item:hover{border-color:var(--accent-line);background:var(--paper)}.lesson-item .lesson-index{font:14px monospace;color:var(--muted);background:var(--paper);padding:7px 10px;border-radius:6px}.lesson-item strong{font-size:12px;display:block;font-weight:500}.lesson-item small{font-size:10px;color:var(--muted)}.lesson-item>.i{margin-left:auto;color:var(--muted);width:16px}.lesson-item.completed .lesson-index{background:#edf7f0;color:#7aa88d}.detail-side h3{font-size:12px;margin:0 0 12px}.detail-side .btn{width:100%;margin:5px 0}.detail-side .small{line-height:1.9}.kv{display:flex;justify-content:space-between;padding:10px 0;font-size:10px;border-bottom:1px solid var(--line);color:var(--muted)}.kv strong{font-weight:500;color:var(--muted)}.lesson-layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:20px}.lesson-sidebar{align-self:start;position:sticky;top:100px}.lesson-sidebar .lesson-item{padding:11px 9px;font-size:10px;gap:9px}.lesson-sidebar .lesson-item strong{font-size:10px}.lesson-sidebar .lesson-item.active{border-color:var(--line);background:var(--accent-soft)}.reading-card{padding:28px 34px}.reading-card h2{font-size:23px;margin:3px 0 15px}.reading-section{margin:25px 0;border-bottom:1px solid var(--line);padding-bottom:18px}.reading-section h3{font-size:13px;color:var(--muted);margin:0 0 10px}.reading-section p{font-size:13px;line-height:2.2;color:var(--muted);white-space:pre-wrap}.quiz-option{display:block;width:100%;text-align:left;border:1px solid var(--line);border-radius:7px;background:var(--paper);padding:12px 15px;font-size:11px;margin:9px 0}.quiz-option:hover{border-color:var(--accent-line)}.quiz-option.selected{border-color:var(--accent-line);background:var(--accent-soft)}.feedback{padding:14px;border-radius:8px;background:#edf7f2;font-size:11px;color:#31664c;margin:15px 0}.feedback.wrong{background:#fff2e9;color:#805027}.notes-area{width:100%;min-height:100px;font-size:12px;line-height:1.9}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.video-cover{height:140px;background:var(--paper);display:flex;justify-content:center;align-items:center;position:relative;overflow:hidden}.video-cover:before{content:'';width:150px;height:150px;border:1px solid var(--line);border-radius:50%;position:absolute;right:-25px;top:-40px}.video-cover .play-circle{width:43px;height:43px;border-radius:50%;background:#ffffffcc;color:var(--accent-ink);display:grid;place-items:center;z-index:2;box-shadow:0 5px 20px #6d86b322}.video-cover .i{width:18px;height:18px}.bili-label{position:absolute;top:10px;left:12px;font-size:9px;color:var(--muted);letter-spacing:.5px}.video-card .course-body h3{min-height:41px}.player-wrap{position:relative;padding-top:56.25%;background:var(--ink);border-radius:8px;overflow:hidden;margin:15px 0}.player-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.modal-wrap{position:fixed;inset:0;z-index:100;background:#17223899;display:grid;place-items:center;padding:22px;backdrop-filter:blur(5px)}.modal{background:var(--surface);border-radius:15px;padding:26px;width:min(630px,100%);max-height:90vh;overflow:auto;box-shadow:0 20px 100px #14203833}.modal.wide{width:min(960px,100%)}.modal h2{font-size:20px;margin:0 0 12px}.modal p,.modal li{font-size:12px;color:var(--muted);line-height:1.9}.modal input,.modal textarea,.modal select{width:100%;margin:8px 0;font-size:12px}.modal textarea{min-height:130px}.modal-actions{display:flex;gap:9px;align-items:center;justify-content:flex-end;margin-top:19px;flex-wrap:wrap}.modal-close{float:right;color:var(--muted);padding:2px}.modal-close .i{width:19px}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;font-size:11px}.table th{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left;color:var(--muted);font-weight:400;white-space:nowrap}.table td{padding:14px 12px;border-bottom:1px solid var(--line);color:var(--muted)}.table a{color:var(--accent-ink)}.table .i{width:13px;height:13px}.empty{text-align:center;padding:45px 15px;color:var(--muted);font-size:12px}.report-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:20px}.bar-row{display:flex;gap:12px;align-items:center;margin:17px 0;font-size:11px}.bar-row label{width:110px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bar{height:7px;border-radius:5px;flex:1;background:var(--paper);overflow:hidden}.bar span{height:100%;display:block;background:var(--accent);border-radius:5px}.bar-row small{width:40px;text-align:right;color:var(--muted)}.report-actions{display:flex;gap:8px;flex-wrap:wrap}.chat-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:20px}.chat-card{padding:0;overflow:hidden;min-height:620px;display:flex;flex-direction:column}.chat-messages{padding:25px;flex:1;max-height:680px;overflow:auto}.message{display:flex;gap:12px;margin:10px 0 22px}.message-avatar{flex-shrink:0;width:29px;height:29px;display:grid;place-items:center;border-radius:8px;background:var(--accent-soft);color:var(--muted);font-size:10px}.message.user .message-avatar{background:var(--paper);color:var(--muted)}.message-content{flex:1;min-width:0}.message-name{font-size:9px;color:var(--muted);margin-bottom:7px}.message-text{font-size:12px;line-height:2;white-space:pre-wrap;color:var(--muted);overflow-wrap:anywhere}.message.user .message-text{background:var(--paper);padding:12px 14px;border-radius:0 8px 8px 8px;color:var(--muted)}.reference{padding:11px 13px;margin-top:12px;border:1px solid var(--line);border-left:2px solid var(--accent-line);background:var(--paper);border-radius:4px;font-size:10px;color:var(--muted)}.reference strong{display:block;font-size:11px;color:var(--accent-ink)}.chat-compose{border-top:1px solid var(--line);padding:16px 20px}.chat-compose textarea{min-height:76px;width:100%;font-size:11px}.compose-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:8px}.chat-aside .card{margin-bottom:17px}.chat-aside h3{font-size:12px;margin:0 0 10px}.chat-aside p{font-size:11px;color:var(--muted)}.quick{width:100%;text-align:left;background:var(--paper);border:1px solid var(--line);padding:9px 11px;margin:6px 0;border-radius:6px;color:var(--muted);font-size:10px}.spinner{width:13px;height:13px;border:2px solid #cbd6ea;border-top-color:var(--accent-ink);border-radius:50%;display:inline-block;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
.studio-page{margin:-1px -15px 0}.studio-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:14px}.studio-toolbar select{font-size:11px;padding:7px 10px;max-width:260px}.studio-toolbar .right{margin-left:auto;display:flex;gap:7px}.studio-shell{display:grid;grid-template-columns:210px minmax(0,1fr) 245px;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:var(--surface);min-height:650px}.studio-panel{padding:16px 14px;overflow:auto;max-height:750px}.studio-panel.left{border-right:1px solid var(--line)}.studio-panel.right{border-left:1px solid var(--line)}.panel-title{font-size:11px;font-weight:600;margin:0 0 13px;display:flex;justify-content:space-between;align-items:center}.panel-title small{font-size:8px;color:var(--muted);font-weight:400}.studio-plan textarea{font-size:10px;min-height:110px;width:100%;padding:9px;line-height:1.8;background:var(--paper)}.studio-plan .btn{width:100%;margin:8px 0}.panel-divider{height:1px;background:var(--line);margin:17px 0}.asset-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.asset-button{display:flex;flex-direction:column;align-items:center;gap:4px;background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:10px 4px;font-size:8px;color:var(--muted)}.asset-button .i{width:18px;height:18px;color:var(--muted)}.asset-button:hover{border-color:var(--accent-line);background:var(--accent-soft)}.object-list button{display:flex;width:100%;gap:7px;text-align:left;padding:6px 8px;border-radius:5px;font-size:9px;color:var(--muted);align-items:center}.object-list button.active{background:var(--accent-soft);color:var(--accent-ink)}.object-list .i{width:13px;height:13px}.studio-stage-wrap{position:relative;min-width:0;background:var(--ink);display:flex;flex-direction:column}.studio-stage{height:650px;position:relative;overflow:hidden;min-height:450px}.studio-surface{display:block;touch-action:none;max-width:100%;cursor:grab}.studio-surface:active{cursor:grabbing}.stage-top{position:absolute;left:17px;top:16px;right:17px;display:flex;justify-content:space-between;gap:10px;z-index:5;pointer-events:none}.stage-label{font-size:9px;color:var(--panel-text);padding:4px 8px;border-radius:5px;background:var(--panel-raised);border:1px solid var(--panel-line)}.stage-label .live-dot{background:#70c1ab;box-shadow:0 0 9px #70c1ab44}.stage-views{position:absolute;bottom:75px;left:16px;right:16px;display:flex;flex-wrap:wrap;gap:6px;z-index:8}.stage-views button{background:var(--panel-raised);border:1px solid var(--panel-line);color:var(--panel-text);border-radius:5px;padding:6px 9px;font-size:9px}.stage-bottom{position:absolute;bottom:0;left:0;right:0;background:var(--ink);padding:25px 17px 15px;color:var(--panel-text);font-size:8px;pointer-events:none}.stage-bottom strong{display:block;font-size:11px;color:var(--panel-text);font-weight:500;margin-bottom:5px}.model-labels{position:absolute;inset:0;pointer-events:none;overflow:hidden}.model-label{position:absolute;transform:translate(-50%,-100%);background:var(--panel-raised);border:1px solid var(--panel-line);color:var(--panel-text);font-size:8px;border-radius:3px;padding:2px 6px;pointer-events:auto;white-space:nowrap;max-width:150px;overflow:hidden;text-overflow:ellipsis}.model-label.selected{color:var(--accent);border-color:var(--accent-line);background:var(--ink)}.model-label:after{content:'';display:block;position:absolute;left:50%;bottom:-5px;width:1px;height:4px;background:#8da0b6}.stage-fallback{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;padding:40px;text-align:center;color:var(--panel-text)}.stage-fallback .model-thumb{width:100%;max-width:560px;height:min(72%,340px)}.stage-fallback p{font-size:11px;max-width:360px}.property{margin:12px 0}.property>label{font-size:9px;display:block;color:var(--muted);margin-bottom:5px}.property-row{display:flex;gap:6px}.property input,.property select{width:100%;padding:6px 8px;font-size:10px;border-radius:5px}.property-row span{display:block;font-size:8px;color:var(--muted)}.sim-controls{font-size:10px}.sim-control{margin:13px 0}.sim-control label{display:flex;align-items:center;justify-content:space-between;gap:8px;color:var(--muted);font-size:9px}.sim-control input[type=range]{width:100%;padding:0;accent-color:var(--accent-ink);height:15px;margin-top:5px}.sim-control input[type=checkbox]{accent-color:var(--accent-ink)}.sim-result{padding:11px 12px;border:1px solid #f1e2d3;background:#fff7ef;border-radius:7px;color:#785127;font-size:9px;line-height:1.9}.sim-result.ok{background:#eff8f3;border-color:#dfeee6;color:#31664c}.sim-result strong{display:block;font-size:11px;color:inherit}.studio-record{width:100%;min-height:75px;font-size:10px;padding:8px;line-height:1.8;margin-top:9px}.studio-panel .small{font-size:8px}.studio-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}.studio-actions .btn{font-size:9px;padding:7px 9px}.studio-panel .source-link{font-size:8px;color:var(--muted);word-break:break-all}.saved-scenes{display:flex;gap:7px;margin-top:16px;flex-wrap:wrap}.saved-scenes button{font-size:9px;color:var(--muted);border:1px solid var(--line);background:var(--surface);padding:7px 11px;border-radius:6px}.live-dot{display:inline-block;width:5px;height:5px;background:#65ad92;border-radius:50%;margin-right:5px}.studio-play{margin-top:13px;display:flex;gap:6px}.studio-play .btn{flex:1;font-size:10px}.course-task{border:1px dashed var(--line);padding:17px;border-radius:8px;background:var(--paper);color:var(--muted);font-size:11px;line-height:2}.link-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}.coverage-table td:first-child{min-width:140px;color:var(--muted)}.coverage-table td:last-child{min-width:150px}.coverage-table .tag{font-size:9px}.mobile-menu-btn{display:none}#toast{position:fixed;bottom:27px;left:50%;transform:translate(-50%,15px);max-width:90vw;padding:11px 21px;background:var(--ink);color:var(--accent-soft);font-size:11px;border:1px solid var(--panel-line);border-radius:8px;box-shadow:0 6px 25px #14213c20;opacity:0;pointer-events:none;transition:.2s;z-index:150}#toast.show{opacity:1;transform:translate(-50%,0)}.source-info{background:var(--paper);border-radius:8px;padding:14px;font-size:10px;color:var(--muted);line-height:1.9}.source-info a{color:var(--accent-ink)}.source-info strong{display:block;color:var(--muted);font-weight:500}.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.tools-grid h3{font-size:14px}.tools-grid p{font-size:11px;color:var(--muted)}.check-list{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.check-list span{font-size:9px;padding:4px 8px;border-radius:5px;background:var(--paper);color:var(--muted)}.shortcut-card{padding:18px 20px;border:1px solid var(--line);border-radius:10px;background:var(--surface);text-align:left;display:flex;align-items:center;gap:15px}.shortcut-card strong{display:block;font-size:12px}.shortcut-card small{font-size:10px;color:var(--muted)}.shortcut-icon{width:40px;height:42px;background:var(--paper);display:grid;place-items:center;color:var(--muted);border-radius:9px}.shortcut-icon.orange{background:#fcf0e6;color:var(--muted)}
@media(min-width:1600px){.content{padding-top:37px}.hero{min-height:300px}.hero-copy{padding:35px}.hero h2{font-size:34px}.course-cover{height:170px}.studio-stage{height:720px}}@media(max-width:1250px){:root{--nav:210px}.sidebar{padding:26px 13px}.content{padding:25px}.topbar{padding:0 25px}.hero h2{font-size:26px}.hero-copy{padding:27px 24px}.hero-art svg{width:270px}.hero-layout{grid-template-columns:minmax(0,2fr) 240px}.hero{grid-template-columns:1.3fr 1fr}.global-search{width:250px}.departments-strip{grid-template-columns:repeat(3,1fr)}.studio-shell{grid-template-columns:180px minmax(0,1fr) 220px}.studio-page{margin:0}.studio-panel{padding:13px 11px}.studio-stage{height:650px}.course-cover{height:135px}.course-cover svg{width:220px}.detail-grid{grid-template-columns:1fr 245px}.course-intro .course-cover{width:180px}.course-intro{gap:19px}.course-intro h2{font-size:20px}}@media(max-width:1060px){.hero-layout{grid-template-columns:1fr}.path-card{display:none}.hero{grid-template-columns:1.1fr 1fr}.hero h2{font-size:30px}.hero-art svg{width:310px}.course-grid,.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.course-cover{height:155px}.home-lower{grid-template-columns:1.5fr 1fr}.global-search{width:220px}.studio-shell{grid-template-columns:180px minmax(0,1fr)}.studio-panel.right{grid-column:1 / -1;max-height:none;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:20px}.studio-panel.right .panel-divider{display:none}.studio-stage{height:550px}.studio-toolbar .right{margin-left:0}.studio-record{min-height:90px}.detail-grid{grid-template-columns:1fr}.detail-side{display:grid;grid-template-columns:1fr 1fr;gap:20px}.detail-side .card{margin:0!important}.lesson-layout{grid-template-columns:200px 1fr}.chat-layout{grid-template-columns:1fr}.chat-aside{display:none}.course-intro .course-cover{width:210px}.tools-grid{grid-template-columns:1fr 1fr}}@media(max-width:800px){:root{--nav:175px}.sidebar{padding:25px 9px}.brand{padding:0 6px;gap:9px}.brand-name{font-size:18px;letter-spacing:1px}.brand-en{font-size:7px;letter-spacing:1.4px}.brand-symbol{width:32px;height:32px}.nav-item{font-size:11px;gap:9px;padding:10px 12px}.nav-badge{display:none}.nav-label{font-size:8px;margin-left:12px}.sidebar-card{padding:12px}.content{padding:23px 20px}.topbar{height:65px;padding:0 20px}.global-search{width:180px}.top-actions{gap:8px}.stats{gap:10px}.stat{padding:14px}.stat-icon{display:none}.stat strong{font-size:24px}.hero-copy{padding:24px}.hero h2{font-size:26px}.hero-art svg{width:240px}.hero{min-height:265px}.hero-note{font-size:7px}.page-heading h1{font-size:22px}.home-lower{grid-template-columns:1fr}.course-body{padding:14px}.course-body h3{font-size:11px}.course-cover{height:135px}.hero-art .float-tag{display:none}.lesson-layout{grid-template-columns:1fr}.lesson-sidebar{position:static;padding:12px;display:flex;overflow:auto;gap:7px}.lesson-sidebar>h3,.lesson-sidebar>p{display:none}.lesson-sidebar .lesson-item{min-width:150px;margin:0}.lesson-sidebar .lesson-item small{display:none}.reading-card{padding:24px}.studio-shell{grid-template-columns:155px minmax(0,1fr)}.studio-stage{height:500px}.studio-toolbar .btn{padding:7px 10px;font-size:10px}.report-grid{grid-template-columns:1fr}.page-actions .btn{padding:7px 11px}.detail-side{grid-template-columns:1fr}.course-intro .course-cover{width:170px}.course-intro h2{font-size:18px}.stat-label{font-size:9px}.stat .stat-hint{font-size:8px}}@media(max-width:600px){:root{--nav:0px}.layout{display:block}.main{display:block}.sidebar{position:fixed;top:auto;bottom:0;left:0;width:100%;height:64px;padding:4px 0;background:rgb(255 254 250 / 96%);border-right:0;border-top:1px solid var(--line);backdrop-filter:blur(10px)}.sidebar .brand,.sidebar .nav-label,.sidebar-foot{display:none}.sidebar nav{display:flex;justify-content:space-around}.nav-item{width:auto;flex:1;flex-direction:column;gap:2px;margin:0;padding:6px 3px;font-size:8px}.nav-item .i{width:18px;height:18px}.nav-item:nth-child(3),.nav-item:nth-child(6),.nav-item:nth-child(8){display:none}.nav-item.active{border-radius:8px}.topbar{height:61px;padding:0 17px;gap:10px}.crumb{font-size:10px;gap:7px}.crumb>.i,.crumb>.home-crumb{display:none}.crumb .mobile-brand{display:inline-flex;align-items:center;gap:4px;font-size:14px;font-weight:600;color:var(--ink)}.global-search{display:none}.top-actions{margin-left:auto;gap:13px}.top-actions .key{display:none}.avatar{width:27px;height:27px}.content{padding:23px 16px 90px}.page-heading{gap:10px;align-items:flex-start;margin-bottom:20px}.page-heading>div:first-child{min-width:0}.page-heading h1{font-size:21px;line-height:1.5;margin-top:6px}.page-heading p{font-size:10px}.eyebrow{font-size:7px;letter-spacing:1.2px}.page-actions{gap:5px}.page-actions .btn{padding:7px 10px;font-size:9px;white-space:nowrap}.page-actions .btn .i{width:13px}.hero{grid-template-columns:1.2fr 1fr;min-height:244px;border-radius:12px}.hero-copy{padding:25px 20px}.hero-kicker{font-size:7px;letter-spacing:.6px;white-space:nowrap}.hero h2{font-size:23px;margin:12px 0;line-height:1.75;white-space:nowrap}.hero p{font-size:9px;max-width:195px;margin-bottom:17px}.hero-art svg{position:absolute;right:-60px;width:245px;opacity:.75;transform:translateY(15px)}.hero-art{min-width:0}.hero-note{display:none}.hero .btn{font-size:9px;padding:7px 10px}.hero .btn.ghost{display:none}.stats{grid-template-columns:repeat(2,1fr);gap:10px;margin:15px 0 25px}.stat{padding:15px 17px;border-radius:10px}.stat strong{font-size:25px}.stat-icon{display:grid;width:27px;height:27px;right:15px;top:18px}.stat-label{font-size:10px}.stat .stat-hint{font-size:8px}.departments-strip{grid-template-columns:repeat(3,1fr);gap:8px}.dept-mini{padding:13px 5px}.dept-mini strong{font-size:9px}.dept-mini small{font-size:8px}.dept-icon{width:29px;height:29px;margin-bottom:8px}.section-head h2{font-size:13px}.section-head h2 small{display:none}.section-head button{font-size:9px}.section{margin:23px 0}.course-grid,.video-grid{gap:11px}.course-cover{height:110px}.course-cover svg{width:190px;height:135px}.course-cover .cover-category{font-size:7px;left:9px;top:9px;padding:2px 5px}.course-cover .cover-code{font-size:7px;bottom:7px;right:9px}.course-body{padding:12px}.course-body h3{font-size:11px;line-height:1.8;min-height:40px;margin:7px 0}.course-body p{font-size:8px}.course-body .tag{font-size:7px;padding:1px 5px}.course-meta{font-size:8px;padding-top:9px;margin-top:10px;gap:4px}.course-meta .i{display:none}.course-meta button{font-size:9px;white-space:nowrap}.catalog-toolbar{gap:8px;flex-wrap:wrap}.catalog-toolbar .search-field{width:100%;flex-basis:100%;padding:9px 11px}.catalog-toolbar select{font-size:10px;max-width:none;flex:1}.filter-chips{gap:6px}.chip{font-size:9px;padding:5px 9px}.notice{padding:11px 13px;font-size:9px;line-height:1.9}.filter-caption{font-size:9px}.detail-grid{gap:14px}.course-intro{display:block}.course-intro .course-cover{width:100%;height:160px;margin-bottom:15px}.course-intro .course-cover svg{width:260px;height:170px}.course-intro h2{font-size:21px}.course-intro p{font-size:11px}.card{padding:19px}.tabbar{gap:21px;margin-top:18px}.tab{font-size:11px}.reading-card{padding:22px 19px}.reading-card h2{font-size:20px}.reading-section p{font-size:12px;line-height:2.15}.lesson-sidebar{padding:9px}.lesson-sidebar .lesson-item{min-width:140px;padding:9px}.video-cover{height:110px}.video-cover .play-circle{width:35px;height:35px}.video-card .course-body h3{min-height:58px}.modal-wrap{padding:12px}.modal{padding:22px 18px}.modal h2{font-size:18px}.modal p{font-size:11px}.chat-messages{padding:20px 14px}.chat-card{min-height:570px}.chat-compose{padding:13px}.compose-actions .small{font-size:9px}.message{gap:9px}.message-text{font-size:11px}.studio-page{margin:0}.studio-shell{display:flex;flex-direction:column}.studio-panel.left{order:2;max-height:none;border:0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:13px}.studio-panel.left .panel-divider{display:none}.studio-plan{grid-column:1 / -1;display:grid;grid-template-columns:1fr auto;gap:9px;align-items:center}.studio-plan textarea{min-height:70px;grid-column:1;grid-row:1 / 3}.studio-plan .btn{margin:0;grid-column:2;grid-row:1}.studio-plan .small{grid-column:2;grid-row:2;max-width:100px}.studio-panel.right{order:3;display:block;padding:17px}.studio-panel.right .panel-divider{display:block}.studio-stage-wrap{order:1}.studio-stage{height:420px;min-height:360px}.studio-toolbar{gap:6px}.studio-toolbar select{max-width:none;width:100%;font-size:11px}.studio-toolbar .right{display:flex;width:100%;gap:5px;flex-wrap:wrap}.studio-toolbar .btn{font-size:9px;padding:6px 9px}.stage-top{left:12px;right:12px;top:12px}.stage-label{font-size:8px;padding:3px 6px}.model-label{font-size:7px;padding:1px 4px;max-width:100px}.stage-views{left:12px;bottom:70px}.stage-views button{font-size:8px;padding:5px 7px}.stage-bottom{padding:25px 13px 12px}.stage-bottom strong{font-size:10px}.property-row{gap:8px}.property input{font-size:12px;padding:8px}.property>label,.sim-control label{font-size:11px}.sim-controls{display:grid;grid-template-columns:1fr 1fr;gap:0 17px}.sim-result{font-size:11px;padding:13px}.studio-record{font-size:12px;min-height:95px}.studio-panel .small{font-size:9px}.studio-play .btn{font-size:11px;padding:9px}.studio-panel .source-link{font-size:10px}.footer{font-size:8px;flex-direction:column;gap:5px}.table{font-size:10px}.table td,.table th{padding:11px 9px}.tools-grid{grid-template-columns:1fr}.report-actions{gap:6px}.report-actions .btn{font-size:10px}.source-info{font-size:10px}.report-grid{gap:15px}.hero-layout{gap:0}.top-actions .mobile-menu-btn{display:inline-flex}.mobile-menu-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mobile-menu-grid .btn{justify-content:flex-start;padding:13px}.nav-item:nth-child(9){display:flex}.bar-row label{width:95px}.property-row label{font-size:10px}}

.course-cover .model-thumb{display:block;width:100%;height:100%;object-fit:contain;padding:5px 10px;filter:drop-shadow(0 8px 8px #26395316)}
/* V3 timetable and personal discovery */
.top-actions .timetable-import{display:flex;align-items:center;gap:7px;padding:10px 13px;background:var(--accent-soft);color:var(--accent-ink);border-radius:9px;white-space:nowrap;font-size:12px;font-weight:700}.top-actions .timetable-import svg{width:16px}.schedule-banner{display:flex;align-items:center;justify-content:space-between;gap:24px;background:var(--surface);border:1px solid var(--line);padding:32px;border-radius:var(--radius-feature);margin:12px 0 24px}.schedule-banner h2{font-size:25px;line-height:1.5;margin:12px 0}.schedule-banner p{color:var(--muted)}.schedule-count{display:flex;gap:32px;padding:20px}.schedule-count strong{font-size:42px;color:var(--ink)}.schedule-count small{display:block;font-size:12px;font-weight:400;margin-top:8px}.schedule-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:24px 0 16px}.schedule-toolbar strong{font-size:14px}.calendar-scroll{overflow:auto;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface)}.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(150px,1fr));min-width:1120px;min-height:380px}.calendar-day{border-right:1px solid var(--line)}.calendar-day:last-child{border:0}.calendar-day-head{display:flex;justify-content:space-between;padding:18px 12px;border-bottom:1px solid var(--line);color:var(--muted);font-size:12px}.is-today .calendar-day-head{background:var(--accent-soft);color:var(--accent-ink)}.day-events{padding:8px}.calendar-event{padding:12px 10px;margin-bottom:10px;border-radius:8px;border-left:3px solid var(--accent-ink);background:var(--accent-soft);color:var(--ink)}.calendar-event.study{background:#fff0e6;border-color:#e2935c;color:#875129}.calendar-event time{font-size:11px;font-weight:700}.calendar-event h4{font-size:13px;line-height:1.6;margin:7px 0}.calendar-event span,.calendar-event small,.calendar-event p{font-size:10px;line-height:1.7}.calendar-event p{margin:8px 0}.calendar-event .btn{padding:5px 9px;font-size:10px;margin-top:9px;background:#ffffffa6;min-height:0}.day-empty{color:var(--muted);font-size:11px;line-height:1.8;margin:24px 5px}.legend{display:flex;gap:24px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin:16px 0 26px}.legend-fixed:before,.legend-study:before{content:'';display:inline-block;width:9px;height:9px;background:#6487dd;margin-right:7px;border-radius:2px}.legend-study:before{background:#e2935c}.schedule-mapping{margin-top:28px}.schedule-mapping summary{cursor:pointer}.schedule-mapping td small{display:block;max-width:260px;overflow-wrap:anywhere;color:var(--muted);margin-top:7px}.schedule-mapping td select{max-width:210px;display:block}.schedule-mapping td .btn{font-size:10px;padding:4px;margin:4px 0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}.form-grid label{display:flex;flex-direction:column;gap:8px}.form-grid input,.form-grid select{width:100%}.import-preview{max-height:280px;overflow:auto;margin:16px 0;border:1px solid var(--line);border-radius:10px}.import-preview>div{padding:12px 16px;border-bottom:1px solid var(--line)}.import-preview span{display:block;font-size:11px;color:var(--muted);margin-top:5px}.recommend-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.recommend-tile{padding:22px;border:1px solid var(--line);border-radius:13px;background:var(--surface);height:calc(100% - 45px)}.recommend-tile h3{font-size:16px;line-height:1.5;min-height:48px}.recommend-tile p{font-size:12px;color:var(--muted);line-height:1.7;height:62px;overflow:hidden}.recommend-tile .btn{padding:8px 12px;font-size:11px}.rec-reason{font-size:11px;color:var(--muted);line-height:1.7;margin:10px 4px}.phone-steps{padding-left:22px}.phone-steps li{margin:22px 0}.interest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:22px 0}.interest-grid label{display:flex;align-items:center;gap:8px;padding:11px;background:var(--paper);border-radius:8px;font-size:12px}.interest-grid input{width:auto}.feed-layout{display:grid;grid-template-columns:minmax(0,720px) minmax(240px,1fr);gap:26px;align-items:start}.learning-feed{background:var(--surface);border-radius:var(--radius-feature);overflow:hidden;border:1px solid var(--line);box-shadow:0 12px 40px #24354d08}.feed-cover{height:380px;position:relative;background:var(--ink);overflow:hidden}.feed-cover svg{position:absolute;width:90%;height:85%;right:-15%;top:-12%;opacity:.8}.feed-badge{position:absolute;left:26px;top:24px;background:#ffffff20;border:1px solid #ffffff38;border-radius:20px;color:var(--panel-text);padding:7px 12px;font-size:11px}.feed-cover-title{position:absolute;left:28px;bottom:25px;right:28px;color:white}.feed-cover-title small{font-size:10px;letter-spacing:2px;color:var(--accent)}.feed-cover-title h2{font-size:29px;line-height:1.4;max-width:90%;margin:12px 0}.feed-cover-title p{font-size:12px;line-height:1.8;color:var(--panel-text);max-width:80%;margin:0}.feed-body{padding:25px}.feed-video{display:flex;gap:12px;align-items:center;background:var(--paper);border-radius:8px;border:0;width:100%;text-align:left;padding:14px;margin-bottom:8px}.feed-video span{color:var(--accent-ink)}.feed-video strong{flex:1;font-size:12px;line-height:1.6}.feed-video small{font-size:10px;color:var(--muted)}.feed-videos h3{font-size:13px;margin:24px 0 12px}.feed-controls{border-top:1px solid var(--line);padding-top:18px;margin-top:16px}.feed-body>small{display:block;font-size:10px;color:var(--muted);line-height:1.8;margin-top:18px}.feed-aside h3{font-size:21px;line-height:1.7}.feed-aside p{font-size:12px;line-height:1.9;color:var(--muted)}.rec-signal{display:flex;align-items:center;gap:14px;padding:17px 0;border-bottom:1px solid var(--line)}.rec-signal strong{font-size:26px;color:var(--accent-ink)}.rec-signal span{font-size:11px;color:var(--muted)}.feed-aside>.btn{margin:10px 8px 0 0}.warning{padding:16px;background:#fff2e6;border:1px solid #f3d6b9;border-radius:10px;color:#925b2d;font-size:12px;line-height:1.8}.warning p{margin:5px 0}.muted{color:var(--muted)}.modal textarea#schedule-text{font-family:monospace;min-height:150px}.modal details{padding:12px 0}.modal details textarea{margin-top:12px}.modal input[type=checkbox]{width:auto;margin-right:7px}
@media(max-width:1200px){.recommend-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feed-layout{grid-template-columns:minmax(0,1fr)}.feed-aside{display:none}.topbar .global-search{max-width:260px}.schedule-count{gap:18px;padding:0}}
@media(max-width:700px){.top-actions .timetable-import{padding:9px;font-size:11px}.top-actions .avatar{display:none}.topbar{gap:8px}.topbar .global-search{display:none}.schedule-banner{padding:22px;display:block}.schedule-banner h2{font-size:22px}.schedule-count{margin-top:25px;gap:40px}.schedule-count strong{font-size:32px}.schedule-toolbar{gap:10px}.schedule-toolbar .btn{font-size:11px;padding:8px 11px}.recommend-grid{grid-template-columns:1fr}.feed-cover{height:340px}.feed-cover-title h2{font-size:24px}.feed-body{padding:18px}.feed-video small{display:none}.interest-grid{grid-template-columns:1fr 1fr}.form-grid{gap:10px}.calendar-grid{min-width:1050px}.feed-controls .btn{font-size:11px;padding:9px 11px}.schedule-mapping{padding:14px}.schedule-banner .actions{flex-wrap:wrap}}

/* Equipment assembly explorer */
.assembly-caption,.assembly-image[hidden],.assembly-panel[hidden],.assembly-slider[hidden],
.assembly-pin[hidden],.model-labels[hidden],#isolate-part[hidden]{display:none}
.stage-views .assembly-toggle{background:var(--panel-raised);color:var(--accent);border-color:var(--accent-line);font-weight:700}
.stage-views .assembly-toggle[aria-pressed="true"]{background:var(--accent);color:var(--ink)}
.assembly-image{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:var(--panel)}
.is-assembly .studio-shell{grid-template-columns:minmax(0,1fr) 248px}
.is-assembly .studio-panel.left,.is-assembly .studio-panel.right>:not(.assembly-panel),
.is-assembly .scene-caption,.is-assembly .stage-fallback,.is-assembly #collision-count,
.is-assembly [data-view="detail"],.is-assembly [data-action="wireframe"],
.is-assembly .studio-toolbar .right,.assembly-static [data-action="view-3d"]{display:none}
.is-assembly .studio-panel.right{display:block;grid-column:auto;border-top:0;border-left:1px solid var(--line);padding:18px}
.is-assembly .assembly-caption{display:flex;gap:4px;flex-direction:column}
.assembly-kicker{color:var(--accent-ink);font-size:10px;font-weight:750;letter-spacing:.14em}
.assembly-panel h3{margin:6px 0 18px;font-size:19px}
.assembly-panel h4{margin:22px 0 8px;font-size:13px}
.assembly-panel label{display:block;font-size:12px;font-weight:700;margin-bottom:6px}
.assembly-panel select{width:100%;min-height:38px;border:1px solid var(--line);background:var(--surface);border-radius:7px;padding:6px 8px;color:var(--ink);font:inherit;font-size:13px}
.assembly-slider{margin-top:18px}
.assembly-slider label,.assembly-endpoints{display:flex;justify-content:space-between}
.assembly-slider output{color:var(--accent-ink)}
.assembly-slider input{width:100%;accent-color:var(--accent-ink)}
.assembly-endpoints,.assembly-note{font-size:10px;color:var(--muted)}
.assembly-list{display:grid;gap:5px}
.assembly-list button{display:flex;align-items:center;gap:8px;min-height:38px;padding:6px 8px;text-align:left;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:6px;font:inherit;font-size:12px;cursor:pointer}
.assembly-list button:hover,.assembly-list button[aria-pressed="true"]{border-color:var(--accent-line);background:var(--accent-soft)}
.assembly-number{font:600 10px ui-monospace,monospace;color:var(--accent-ink);background:var(--accent-soft);padding:4px 5px;border-radius:4px}
.assembly-description{min-height:3.5em;font-size:12px;line-height:1.55;color:var(--ink)}
.assembly-pin{position:absolute;transform:translate(-50%,-50%);display:grid;place-items:center;width:30px;height:30px;pointer-events:auto;cursor:pointer;border:1px solid var(--accent-line);border-radius:50%;color:var(--surface);background:var(--panel);font:700 11px ui-monospace,monospace}
.assembly-pin:hover,.assembly-pin.selected{background:var(--accent);color:var(--ink);z-index:1}
@media(max-width:800px){.is-assembly .studio-panel.right{border-left:0;border-top:1px solid var(--line)}}

/* Keep controls outside the drag area so they never cover the model. */
.stage-views{position:static;padding:10px 14px 2px}
.stage-views button{min-height:34px;font-size:11px}
.stage-bottom{position:static;padding:10px 14px 14px}
.stage-views button:focus-visible,.assembly-pin:focus-visible,.studio-surface:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.assembly-static [data-action="adjust-view"]{display:none}
.assembly-parts-heading{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;margin:18px 0 8px}
.assembly-parts-heading h4{margin:0}
.assembly-parts-heading .btn{min-height:34px;font-size:11px}
.assembly-parts-heading .btn:disabled{opacity:.55;cursor:default}
@media(pointer:coarse){.stage-views button,.assembly-parts-heading .btn{min-height:44px}.assembly-list button{min-height:44px}}

@media(max-width:800px){.is-assembly .studio-shell{grid-template-columns:minmax(0,1fr)}}

/* The homepage shares the interactive studio engine and its manufacturing assets. */
.sidebar {overflow-y:auto}
.sidebar nav {margin:20px 0 16px}
.sidebar .nav-label {margin:12px 12px 4px;color:var(--muted);font-size:11px;letter-spacing:0}
.sidebar .nav-item {min-height:36px;margin:0;padding:6px 12px;color:var(--muted);font-size:13px}
.sidebar .nav-item.active {background:var(--accent-soft);color:var(--ink)}
.sidebar .sidebar-card {background:var(--paper)}
.sidebar .sidebar-card p {color:var(--muted)}
.sidebar .brand-en {letter-spacing:0;color:var(--muted)}

.workshop-heading {margin-bottom:20px}
.workshop-heading h1 {font-size:30px;line-height:36px;font-weight:600;letter-spacing:0}
.workshop-heading p,.workshop-home .section-head button {color:var(--muted);font-size:13px}
.showroom-layout {grid-template-columns:minmax(0,1fr);gap:16px}
.showroom-hero {grid-template-columns:minmax(200px,.72fr) minmax(0,1.65fr);background:var(--ink);border:1px solid var(--panel-line)}
.showroom-hero .hero-copy {align-self:center;padding:clamp(20px,3.2vw,48px)}
.showroom-hero h2 {font-size:36px;line-height:40px;letter-spacing:0;margin:0 0 16px;white-space:normal}
.showroom-hero h2 span {display:inline-block}
.showroom-hero p {font-size:14px;line-height:1.7;max-width:28em;margin:0 0 20px;color:var(--panel-text)}
.showroom-links {display:flex;flex-wrap:wrap;gap:4px 12px}
.showroom-hero .showroom-links .btn {display:inline-flex;min-height:44px;padding:8px 12px;color:var(--panel-text);font-size:14px;background:none}
.showroom-hero .showroom-links .primary {color:var(--ink);background:var(--accent)}
.showroom-hero .showroom-links .primary:hover {background:var(--accent-hover)}
.showroom-links .btn:hover {text-decoration:underline}
.showroom-deck {z-index:2;min-width:0;border-left:1px solid var(--panel-line);background:var(--ink)}
.showroom-stage {position:relative;height:clamp(260px,27vw,440px);overflow:hidden;background:var(--ink)}
.showroom-stage .studio-surface {touch-action:pan-y !important}
.showroom-poster {display:block;width:100%;height:100%;object-fit:contain}
.showroom-stage.is-live .showroom-poster {display:none}
.showroom-stage-meta {position:absolute;inset:12px 14px auto;display:flex;justify-content:space-between;align-items:center;gap:8px;pointer-events:none;z-index:2}
.showroom-stage-meta span {padding:4px 8px;color:var(--panel-text);background:var(--panel);border:1px solid var(--panel-line);border-radius:4px;font-size:11px}
.showroom-stage-meta span:first-child {font-variant-numeric:tabular-nums;letter-spacing:.06em}
.showroom-stage .model-label {background:var(--panel);color:var(--panel-text);border-color:var(--panel-line);font-size:11px;padding:4px 7px}
.showroom-stage .model-label.selected {color:var(--accent);border-color:var(--accent-line)}
.showroom-console {display:grid;gap:12px;padding:12px 16px 16px;border-top:1px solid var(--panel-line);background:var(--ink)}
.showroom-views,.showroom-devices {display:flex;align-items:center;flex-wrap:wrap;gap:6px}
.showroom-control-label {color:var(--panel-text);font-size:12px}
.showroom-devices .showroom-control-label {margin-right:4px}
.showroom-console button {display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:34px;padding:4px 8px;border:1px solid var(--panel-line);border-radius:6px;background:var(--panel-raised);color:var(--panel-text);font-size:12px}
.showroom-console button:hover:not(:disabled):not([aria-pressed="true"]) {border-color:var(--accent-line)}
.showroom-console button[aria-pressed="true"]:not(.showroom-assembly) {color:var(--ink);border-color:var(--accent-line);background:var(--accent)}
.showroom-console button:disabled {opacity:.45;cursor:default}
.showroom-console button:focus-visible,.showroom-stage :focus-visible,.showroom-links button:focus-visible {outline:2px solid var(--accent);outline-offset:2px}
.showroom-selection {display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;background:var(--panel);border-radius:6px}
.showroom-selection strong {display:block;margin-top:2px;color:#f3f7fb;font-size:15px}
.showroom-console .showroom-assembly {min-height:44px;padding:8px 14px;border-color:var(--accent-line);background:var(--accent);color:var(--ink);font-size:14px;font-weight:600;white-space:nowrap}
.showroom-console .showroom-assembly:hover:not(:disabled) {background:var(--accent-hover)}
.showroom-tools {display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px 16px}
.showroom-tools .i {width:16px;height:16px}
[data-showroom-view="right"] .i {transform:scaleX(-1)}
.showroom-film {display:block;width:100%;aspect-ratio:16/9;background:var(--ink);border-radius:8px}

.showroom-layout .path-card {display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px 20px;padding:16px 20px}
.path-card h2 {margin:0;font-size:16px;font-weight:600}
.workshop-steps {display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none}
.workshop-steps .path-step {padding:0;gap:8px}
.workshop-steps .step-no,.workshop-steps .path-step:first-of-type .step-no {background:var(--accent);color:var(--ink);border-color:var(--accent-line);font-variant-numeric:tabular-nums}
.workshop-steps strong {font-size:14px;font-weight:600}
.workshop-steps small {color:var(--muted);font-size:12px;line-height:1.5}
.showroom-layout .path-card .btn {width:auto;justify-self:start;margin:0;font-size:13px}
.workshop-coverage {display:flex;flex-wrap:wrap;gap:8px 24px;margin:12px 0 24px;padding:0;list-style:none;color:var(--muted);font-size:12px}
.workshop-coverage strong {color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums}
.workshop-home .section-head h2 {font-size:17px;font-weight:600}
.workshop-home .dept-mini .dept-icon {background:var(--paper);color:var(--muted)}
.workshop-home .dept-mini small,.workshop-home .empty {color:var(--muted)}
.workshop-home .course-cover {background:var(--paper)}
.workshop-home .cover-code {display:none}
.workshop-home .ai-tip {background:var(--accent-soft);border-color:var(--line)}
.workshop-home .ai-tip p,.workshop-home .ai-tip .quick {color:var(--muted)}
.workshop-recommendations .recommend-tile {display:flex;flex-direction:column;gap:10px;padding:16px}
.workshop-recommendations .recommend-tile h3,.workshop-recommendations .recommend-tile p {margin:0}
.workshop-recommendations .recommend-tile p {color:var(--muted)}
.workshop-recommendations .recommend-tile .rec-reason {font-weight:600;color:var(--ink)}
.workshop-recommendation-actions {display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}

@media(max-width:1060px) {
  .showroom-layout .path-card {grid-template-columns:minmax(0,1fr) auto}
  .workshop-steps {grid-row:2;grid-column:1/-1}
}
@media(max-width:760px) {
  .showroom-hero {grid-template-columns:minmax(0,1fr)}
  .showroom-hero .hero-copy {padding:16px 20px}
  .showroom-hero h2 {font-size:30px;line-height:36px;margin-bottom:8px}
  .showroom-hero p {margin-bottom:4px}
  .showroom-deck {border-left:0;border-top:1px solid var(--panel-line)}
  .showroom-stage {height:clamp(200px,60vw,320px)}
  .showroom-console {padding:12px}
  .showroom-devices {display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .showroom-devices .showroom-control-label {grid-column:1/-1}
  .showroom-console button {min-height:44px}
  .showroom-stage .model-label:not(.selected) {visibility:hidden}
}
@media(max-width:600px) {
  .sidebar {overflow:visible}
  .sidebar nav {margin:0}
  .sidebar .nav-group {display:contents}
  .sidebar .nav-item {display:none;margin:0;min-height:48px;padding:4px;font-size:11px}
  .sidebar .nav-item:is([data-page="home"],[data-page="catalog"],[data-page="studio"],[data-page="report"]) {display:flex}
  .workshop-heading {margin-bottom:16px}
  .workshop-steps {grid-template-columns:1fr}
  .showroom-layout .path-card {grid-template-columns:1fr;padding:16px}
  .workshop-steps {grid-row:auto;grid-column:auto}
  .workshop-coverage {gap:8px 16px}
}
@media(pointer:coarse) {
  .showroom-console button {min-height:44px}
  .showroom-stage .model-label {min-height:32px}
}
@media(prefers-reduced-motion:reduce) {
  .workshop-home *, .workshop-home *::before, .workshop-home *::after {transition:none}
}

@media(max-width:360px) {
  .topbar {padding-inline:10px}
  .topbar .crumb,.topbar .top-actions {gap:4px}
  .crumb .mobile-brand img {width:20px;height:20px}
}

/* Match keyboard and button feedback across both site entry points. */
:where(a, button, input, select, textarea):focus-visible {
  outline: 2px solid var(--accent-ink);
  outline-offset: 2px;
}
@media (prefers-reduced-motion:reduce) {
  .btn {transition:none}
  .btn:hover:not(:disabled), .btn:active:not(:disabled) {transform:none}
}

/* Video classroom and the shared homepage selection. */
.video-section-note {margin:0 0 16px;color:var(--muted);font-size:14px}
.video-filters > span {display:block;margin-top:12px;font-size:14px;font-weight:600}
.video-card .video-cover {display:grid;place-items:center;width:100%;height:auto;aspect-ratio:16/9;position:relative;overflow:hidden;background:var(--ink)}
.video-card .video-cover::before {content:none}
.video-card .video-cover img,.video-detail-cover img {width:100%;height:100%;object-fit:cover}
.video-card .video-cover img {position:absolute;inset:0}
.video-source {position:absolute;top:8px;left:8px;z-index:1;background:var(--ink);color:var(--surface);border-radius:6px;padding:4px 8px;font-size:12px}
.video-card .video-cover .play-circle {position:relative;inset:auto;transform:none;background:var(--accent);color:var(--ink);box-shadow:none}
.video-card .video-cover:hover .play-circle {background:var(--accent-hover)}
.video-card .video-cover:focus-visible {outline-offset:-4px;outline-color:var(--accent)}
.video-card .course-meta {flex-wrap:wrap;gap:8px}
.video-detail-cover {max-width:420px;aspect-ratio:16/9;overflow:hidden;border-radius:var(--radius-card)}
.player-wrap video {width:100%;height:auto;display:block}
.video-note-label {display:block;margin-top:16px;font-weight:600}
.engine-form {display:grid;gap:8px;padding:16px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--paper)}
.engine-form label {font-size:14px;font-weight:600}
.engine-form input {width:100%;font-size:16px}
.engine-form p {margin:0}
.engine-form .engine-status {min-height:1.5em;font-weight:600;color:var(--ink)}
.engine-form .modal-actions {align-items:center;flex-wrap:wrap;margin-top:0}

/* Parameterized modeling controls */
.studio-page .studio-shell{min-height:0}
.studio-page .studio-stage{height:clamp(330px,58dvh,660px);min-height:0}
#asset-search{width:100%;margin-bottom:8px;padding:7px 8px;font-size:13px}
.asset-grid,.object-list{max-height:228px;overflow:auto;overscroll-behavior:contain;padding:3px}
.asset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.asset-button{min-height:52px;font-size:11px;line-height:1.3;justify-content:center;overflow-wrap:anywhere}
.asset-empty{grid-column:1/-1;margin:6px 0}
.layout-history{display:flex;gap:6px;margin-bottom:6px}
.layout-history .btn{flex:1;min-height:32px;padding:5px 8px;font-size:11px}
.layout-history .btn:disabled{opacity:.5;cursor:default}
.object-list button{min-height:34px;font-size:12px}
.object-list button .i{flex-shrink:0}
.object-list button span{overflow-wrap:anywhere}
#object-properties strong{display:block;font-size:14px;overflow-wrap:anywhere}
#object-properties .small{font-size:11px}
#object-properties .studio-actions .btn{font-size:11px}
#collision-count.has-overlap{color:#ffd59b;border-color:#af7442}
.stage-views [data-action="wireframe"][aria-pressed="true"]{background:var(--accent);color:var(--ink)}
@media(max-width:700px){
  .studio-page .studio-stage{height:clamp(300px,48dvh,440px)}
}
@media(pointer:coarse){
  #asset-search{font-size:16px}
  .layout-history .btn,.object-list button,#object-properties .studio-actions .btn{min-height:44px}
}

.college-page{display:grid;gap:16px}
.college-summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 22px}
.college-summary h2{margin:6px 0;font-size:clamp(21px,2.8vw,30px);text-wrap:balance}
.college-summary p,.college-course p,.college-videos p{margin:5px 0;color:var(--muted);font-size:13px;line-height:1.6}
.college-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;text-align:center}
.college-metrics div{min-width:62px;padding:8px;border-radius:8px;background:var(--paper)}
.college-metrics strong{display:block;font-size:27px;color:var(--accent-ink)}
.college-metrics span{font-size:12px;color:var(--muted)}
.college-controls{display:grid;gap:14px;padding:18px 22px}
.college-controls label{display:grid;gap:5px;font-size:12px;font-weight:650}
.college-controls :is(select,input){min-width:0;width:100%;font-size:14px}
.college-picker{display:flex;align-items:end;gap:8px;flex-wrap:wrap}
.college-picker label{flex:1 1 255px}
.college-filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(136px,1fr));gap:10px}
.college-search>div{display:flex;gap:8px;align-items:center}
.college-search .btn{flex-shrink:0}
.college-note{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.college-result{margin:0}
.college-result h2 small{font-size:13px}
.college-courses,.college-videos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.college-course,.college-videos article{display:flex;flex-direction:column;justify-content:space-between;gap:10px;padding:14px}
.college-course h3,.college-videos h3{font-size:16px;margin:7px 0 0;overflow-wrap:anywhere}
.college-tags,.college-actions,.college-pagination{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.college-actions .btn,.college-videos .btn{font-size:12px;min-height:36px;padding:6px 9px}
.college-pagination{justify-content:center;padding:5px 0 14px;color:var(--muted);font-size:13px}
.college-pagination .btn:disabled{opacity:.55;cursor:default}
.college-videos article,.college-practice{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--paper)}
.college-videos .btn{align-self:flex-start}
.college-practice{margin:18px 0 0;padding:14px}
.college-practice h3{margin-top:0}
@media(max-width:660px){
  .college-summary{display:grid;gap:12px;padding:16px}
  .college-metrics{gap:8px}
  .college-metrics div{min-width:0}
  .college-controls{padding:14px}
  .college-filters{grid-template-columns:repeat(2,minmax(0,1fr))}
  .college-courses,.college-videos{grid-template-columns:1fr}
  .college-actions .btn,.college-videos .btn{min-height:44px}
}

/* Precision electric-drive workbench */
.motor-workbench{--motor-bg:#15212c;--motor-panel:#1b2b38;--motor-line:#37505f;--motor-text:#e8f2f6;--motor-muted:#b2c6d2;--motor-accent:#84e7c1;display:grid;gap:1px;overflow:hidden;background:var(--motor-line);color:var(--motor-text);border:1px solid var(--motor-line);border-radius:14px}
.motor-workbench-head{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:10px 16px;background:var(--motor-bg)}
.motor-kicker{font-size:11px;letter-spacing:.13em;color:var(--motor-accent)}
.motor-workbench-head h2{margin:4px 0 0;font-size:clamp(18px,2.4vw,26px);line-height:1.16;color:var(--motor-text)}
.motor-badges,.motor-buttons,.motor-views,.motor-presets{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.motor-badges span,.motor-view-info span{background:#172833e8;border:1px solid var(--motor-line);border-radius:6px;color:var(--motor-muted);font-size:11px;padding:4px 7px}
.motor-badges span:first-child,.motor-view-info span:first-child{color:var(--motor-accent)}
.motor-grid{display:grid;grid-template-columns:clamp(156px,18%,218px) minmax(0,1fr) clamp(178px,21%,252px);gap:1px}
.motor-side,.motor-center,.motor-timeline{min-width:0;background:var(--motor-panel)}
.motor-side{padding:10px}
.motor-side summary{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--motor-text);cursor:pointer;padding:7px 2px;list-style:none}
.motor-side summary::-webkit-details-marker{display:none}
.motor-side summary::before{content:"▸";color:var(--motor-accent);margin-right:4px}
.motor-side details[open]>summary::before{content:"▾"}
.motor-side summary span{margin-left:auto;color:var(--motor-muted);font-size:11px;font-weight:500;white-space:nowrap}
.motor-tree-list{max-height:clamp(340px,49svh,560px);overflow:auto;scrollbar-width:thin;overscroll-behavior:contain}
.motor-part-search{display:grid;gap:4px;margin:3px 0 8px;font-size:11px;color:var(--motor-muted)}
.motor-part-search input{width:100%;min-width:0;min-height:32px;padding:5px 7px;border-color:var(--motor-line);background:#14232d;color:var(--motor-text);font-size:12px}
.motor-part-search input::placeholder{color:#9cb3c0}
.motor-empty-search{margin:5px 0;font-size:12px;color:var(--motor-muted)}
.motor-tree-list [hidden],.motor-empty-search[hidden]{display:none}
.motor-tree-group{margin:3px 0 7px}
.motor-tree-group summary{font-size:12px;color:var(--motor-muted);padding:4px 3px}
.motor-tree-group ul{margin:0;padding:0;list-style:none}
.motor-tree-group li{display:flex;align-items:center;gap:4px;border:1px solid transparent;border-radius:6px;margin:2px 0}
.motor-tree-group li[data-selected="true"]{border-color:#69bdad;background:#264543}
.motor-tree-group li[data-hidden="true"] .motor-part-button{opacity:.6}
.motor-workbench button{border:1px solid var(--motor-line);border-radius:6px;padding:6px 8px;min-height:32px;background:#233947;color:var(--motor-text);font-size:12px;line-height:1.25;cursor:pointer}
.motor-workbench button:hover:not(:disabled){border-color:var(--motor-accent)}
.motor-workbench button[aria-pressed="true"],.motor-workbench .motor-primary{background:var(--motor-accent);border-color:var(--motor-accent);color:#15312d;font-weight:700}
.motor-workbench button:disabled{opacity:.48;cursor:default}
.motor-workbench button.motor-part-button{flex:1;display:flex;flex-direction:column;align-items:flex-start;gap:3px;min-width:0;border:0;padding:5px 4px;background:transparent;color:var(--motor-text);text-align:left}
.motor-part-button span,.motor-part-id{font-family:ui-monospace,monospace;font-size:10px;color:var(--motor-accent);letter-spacing:.05em}
.motor-part-button strong{font-size:12px;overflow-wrap:anywhere}
.motor-workbench .motor-hide-part{padding:4px;min-height:30px;font-size:11px;flex-shrink:0;margin-right:3px}
.motor-center{display:flex;flex-direction:column}
.motor-viewport{position:relative;overflow:hidden;height:clamp(340px,49svh,560px);background:var(--motor-bg)}
.motor-canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}
.motor-canvas:active{cursor:grabbing}
.motor-view-info{position:absolute;inset:10px 10px auto;display:flex;justify-content:space-between;pointer-events:none}
.motor-label{position:absolute;z-index:1;pointer-events:none;border:1px solid #89e3c3;border-radius:5px;background:#11232ef2;color:#e8fff9;font-size:12px;padding:5px 7px;max-width:85%;white-space:normal}
.motor-label[hidden],.motor-cut-fields[hidden]{display:none}
.motor-views{padding:9px 10px 2px}
.motor-gesture,.motor-status,.motor-footnote{font-size:12px;color:var(--motor-muted);line-height:1.55}
.motor-gesture{margin:5px 10px 9px}
.motor-gesture span{display:block}
.motor-settings>details+details{border-top:1px solid var(--motor-line);margin-top:9px;padding-top:6px}
.motor-control-group{padding:3px 2px 6px}
.motor-control-group p{color:var(--motor-muted);font-size:12px;line-height:1.55;margin:6px 0 8px}
.motor-control-group h3{font-size:15px;margin:3px 0 6px;color:var(--motor-text)}
.motor-control-group dl{font-size:12px;margin:4px 0 7px}
.motor-control-group dl div{display:flex;justify-content:space-between;gap:6px}
.motor-control-group dt{color:var(--motor-muted)}
.motor-control-group dd{margin:0;text-align:right}
.motor-range-label,.motor-speed{display:flex;justify-content:space-between;gap:8px;font-size:12px;font-weight:650;color:var(--motor-text)}
.motor-range-label output,.motor-speed output{color:var(--motor-accent)}
.motor-endpoints{display:flex;justify-content:space-between;color:var(--motor-muted);font-size:10px;margin:-2px 0 8px}
.motor-workbench input[type="range"]{display:block;width:100%;margin:5px 0 7px;padding:0;background:transparent;accent-color:var(--motor-accent);min-height:20px}
.motor-cut-fields{margin-top:8px}
.motor-cut-fields label:not(.motor-range-label){display:grid;gap:4px;font-size:12px;margin-bottom:7px}
.motor-cut-fields select{width:100%;color:var(--motor-text);background:#233947;border-color:var(--motor-line);padding:5px 7px;font-size:12px}
.motor-timeline{padding:11px 15px}
.motor-transport{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:9px;margin-bottom:10px}
.motor-readouts{display:flex;gap:7px}
.motor-readouts div{background:var(--motor-bg);border:1px solid var(--motor-line);border-radius:6px;min-width:75px;padding:5px 7px}
.motor-readouts span{display:block;font-size:10px;color:var(--motor-muted)}
.motor-readouts strong{display:inline-block;font:700 19px ui-monospace,monospace;font-variant-numeric:tabular-nums;color:var(--motor-accent)}
.motor-readouts small{font-size:10px;color:var(--motor-muted);margin-left:3px}
.motor-speed{display:grid;grid-template-columns:1fr auto;min-width:124px}
.motor-speed input{grid-column:1/-1}
.motor-status,.motor-footnote{margin:0}
.motor-footnote{padding:9px 15px;background:var(--motor-bg)}
.motor-workbench :is(button,summary,input,select,canvas):focus-visible{outline:2px solid var(--motor-accent);outline-offset:2px}
.motor-canvas:focus-visible{outline-offset:-3px}
@media(max-width:1000px) and (min-width:761px){
  .motor-grid{grid-template-columns:164px minmax(0,1fr)}
  .motor-settings{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .motor-settings>details+details{border-top:0;border-left:1px solid var(--motor-line);margin:0;padding:0 0 0 12px}
}
@media(max-width:760px){
  .motor-grid{display:flex;flex-direction:column}
  .motor-center{order:-1}
  .motor-viewport{height:clamp(280px,41svh,430px)}
  .motor-side summary{min-height:42px}
  .motor-tree-list{max-height:290px}
  .motor-timeline{padding:10px}
  .motor-workbench-head{padding:10px;flex-wrap:wrap;gap:7px}
  .motor-presets{order:1;flex:1 0 100%}
  .motor-presets button{flex:1}
  .motor-part-search input{font-size:16px}
}
@media(pointer:coarse){
  .motor-workbench button,.motor-workbench .motor-hide-part{min-height:42px}
  .motor-workbench input[type="range"]{min-height:28px}
}