.site-header[data-v-80333462]{z-index:30;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff5;position:sticky;top:0}.header-inner[data-v-80333462]{justify-content:space-between;align-items:center;min-height:62px;display:flex}.brand[data-v-80333462]{color:var(--ink);align-items:center;gap:9px;display:inline-flex}.brand svg[data-v-80333462]{color:var(--blue)}.brand strong[data-v-80333462]{font-size:16px}nav[data-v-80333462]{color:#475467;align-items:center;gap:24px;font-size:14px;display:flex}nav a[data-v-80333462]:hover{color:var(--blue)}.admin-link[data-v-80333462]{border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 12px}.menu-button[data-v-80333462]{cursor:pointer;background:0 0;border:0;display:none}@media (width<=680px){.menu-button[data-v-80333462]{place-items:center;width:38px;height:38px;display:grid}nav[data-v-80333462]{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:10px;flex-direction:column;align-items:stretch;gap:2px;padding:8px;display:none;position:absolute;top:62px;left:12px;right:12px}nav.open[data-v-80333462]{display:flex}nav a[data-v-80333462]{border-radius:7px;padding:10px 11px}.admin-link[data-v-80333462]{background:var(--surface-alt);border:0}}.assignment-card[data-v-f64a93a3]{border:1px solid var(--line);background:#fff;border-radius:10px;grid-template-columns:58px minmax(0,1fr) auto 22px;align-items:center;gap:18px;min-height:112px;padding:17px 18px;display:grid}.assignment-card[data-v-f64a93a3]:hover{background:#fbfcff;border-color:#b7c7ea}.day[data-v-f64a93a3]{min-height:54px;color:var(--blue);background:#eff4ff;border-radius:8px;align-content:center;place-items:center;display:grid}.day strong[data-v-f64a93a3]{font-size:19px;line-height:1}.day span[data-v-f64a93a3]{color:#61709a;margin-top:4px;font-size:10px}.title-row[data-v-f64a93a3]{align-items:center;gap:10px;display:flex}h3[data-v-f64a93a3]{margin:0;font-size:16px;line-height:1.45}.type[data-v-f64a93a3]{color:var(--ink-soft);font-size:12px}p[data-v-f64a93a3]{color:var(--ink-soft);text-overflow:ellipsis;white-space:nowrap;margin:5px 0 0;font-size:13px;line-height:1.55;overflow:hidden}.duration[data-v-f64a93a3]{color:var(--ink-soft);white-space:nowrap;align-items:center;gap:5px;font-size:12px;display:inline-flex}.arrow[data-v-f64a93a3]{color:#98a2b3}@media (width<=700px){.assignment-card[data-v-f64a93a3]{grid-template-columns:48px minmax(0,1fr) 18px;gap:12px}.duration[data-v-f64a93a3]{display:none}.day[data-v-f64a93a3]{min-height:48px}.title-row[data-v-f64a93a3]{flex-direction:column;align-items:flex-start;gap:2px}}.home-page[data-v-b1b3bd8c]{padding-bottom:70px}.course-header[data-v-b1b3bd8c]{border-bottom:1px solid var(--line);background:#fff}.course-header-inner[data-v-b1b3bd8c]{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:64px;min-height:310px;padding-top:48px;padding-bottom:48px;display:grid}.course-label[data-v-b1b3bd8c]{color:var(--blue);font-size:13px;font-weight:700}h1[data-v-b1b3bd8c]{letter-spacing:-.04em;margin:12px 0 10px;font-size:clamp(36px,6vw,54px);line-height:1.15}.course-header p[data-v-b1b3bd8c]{color:var(--ink-soft);margin:0 0 24px;font-size:16px;line-height:1.7}.course-facts[data-v-b1b3bd8c]{border:1px solid var(--line);background:#fafbfc;border-radius:12px;grid-template-columns:repeat(3,1fr);min-width:320px;margin:0;display:grid;overflow:hidden}.course-facts div[data-v-b1b3bd8c]{text-align:center;align-content:center;place-items:center;min-height:112px;padding:14px;display:grid}.course-facts div+div[data-v-b1b3bd8c]{border-left:1px solid var(--line)}.course-facts dt[data-v-b1b3bd8c]{font-size:19px;font-weight:750}.course-facts dd[data-v-b1b3bd8c]{color:var(--ink-soft);margin:5px 0 0;font-size:11px}.tasks-section[data-v-b1b3bd8c],.methods-section[data-v-b1b3bd8c],.roadmap-section[data-v-b1b3bd8c]{padding-top:56px}.section-heading[data-v-b1b3bd8c]{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:20px;display:flex}.section-heading h2[data-v-b1b3bd8c]{margin:0;font-size:25px}.section-heading p[data-v-b1b3bd8c]{color:var(--ink-soft);margin:7px 0 0;font-size:13px}.section-heading>span[data-v-b1b3bd8c]{color:var(--ink-soft);font-size:12px}.assignments-list[data-v-b1b3bd8c]{gap:10px;display:grid}.roadmap-section[data-v-b1b3bd8c]{margin-top:12px}.method-list[data-v-b1b3bd8c]{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.method-list article[data-v-b1b3bd8c]{border:1px solid var(--line);background:#fff;border-radius:10px;align-items:flex-start;gap:13px;min-height:112px;padding:20px;display:flex}.method-list article>span[data-v-b1b3bd8c]{color:var(--blue);font-family:Consolas,monospace;font-size:12px;font-weight:700}.method-list strong[data-v-b1b3bd8c]{font-size:15px}.method-list p[data-v-b1b3bd8c]{color:var(--ink-soft);margin:7px 0 0;font-size:12px;line-height:1.65}.week-list[data-v-b1b3bd8c]{border:1px solid var(--line);background:#fff;border-radius:12px;grid-template-columns:repeat(3,1fr);display:grid;overflow:hidden}.week-list article[data-v-b1b3bd8c]{align-items:flex-start;gap:13px;min-height:118px;padding:22px;display:flex}.week-list article+article[data-v-b1b3bd8c]{border-left:1px solid var(--line)}.week-list article>span[data-v-b1b3bd8c]{width:28px;height:28px;color:var(--blue);background:#eff4ff;border-radius:50%;flex:none;place-items:center;font-size:12px;font-weight:750;display:grid}.week-list strong[data-v-b1b3bd8c]{font-size:14px}.week-list p[data-v-b1b3bd8c]{color:var(--ink-soft);margin:7px 0 0;font-size:12px;line-height:1.6}@media (width<=820px){.course-header-inner[data-v-b1b3bd8c]{grid-template-columns:1fr;gap:32px;min-height:0}.course-facts[data-v-b1b3bd8c]{min-width:0}.week-list[data-v-b1b3bd8c],.method-list[data-v-b1b3bd8c]{grid-template-columns:1fr}.week-list article+article[data-v-b1b3bd8c]{border-top:1px solid var(--line);border-left:0}}@media (width<=520px){.course-header-inner[data-v-b1b3bd8c]{padding-top:38px;padding-bottom:38px}.course-facts[data-v-b1b3bd8c]{grid-template-columns:1fr}.course-facts div[data-v-b1b3bd8c]{min-height:76px}.course-facts div+div[data-v-b1b3bd8c]{border-top:1px solid var(--line);border-left:0}.section-heading[data-v-b1b3bd8c]{flex-direction:column;align-items:flex-start;gap:6px}}.markdown-body{color:#344054;font-size:15px;line-height:1.8}.markdown-body h1,.markdown-body h2,.markdown-body h3{color:var(--ink);line-height:1.35}.markdown-body h1{margin:0 0 24px;font-size:28px}.markdown-body h2{margin:36px 0 12px;padding-top:4px;font-size:21px}.markdown-body h3{margin:26px 0 9px;font-size:17px}.markdown-body p{margin:12px 0}.markdown-body ul,.markdown-body ol{padding-left:24px}.markdown-body li{margin:6px 0}.markdown-body code{color:#1d4ed8;background:#eff4ff;border-radius:4px;padding:2px 5px;font-size:.9em}.markdown-body pre{color:#f2f4f7;background:#18202b;border:1px solid #344054;border-radius:8px;margin:16px 0;padding:16px;line-height:1.6;overflow-x:auto}.markdown-body pre code{color:inherit;background:0 0;padding:0}.markdown-body table{border-spacing:0;border-collapse:collapse;width:100%;margin:18px 0;font-size:14px;display:block;overflow-x:auto}.markdown-body th,.markdown-body td{border:1px solid var(--line);text-align:left;vertical-align:top;min-width:120px;padding:10px 12px}.markdown-body th{color:var(--ink);background:#f2f4f7;font-weight:700}.markdown-body tbody tr:nth-child(2n){background:#fafbfc}.markdown-body blockquote{color:#475467;background:#f7f8fa;border-left:3px solid #98a2b3;margin:18px 0;padding:10px 14px}.markdown-body a{color:var(--blue);text-underline-offset:3px;text-decoration:underline}.ai-coach[data-v-8d2a5e3e]{overflow:hidden}summary[data-v-8d2a5e3e]{cursor:pointer;grid-template-columns:36px minmax(0,1fr) 20px;align-items:center;gap:11px;min-height:70px;padding:14px 16px;list-style:none;display:grid}summary[data-v-8d2a5e3e]::-webkit-details-marker{display:none}.bot-icon[data-v-8d2a5e3e]{width:36px;height:36px;color:var(--blue);background:#eff4ff;border-radius:8px;place-items:center;display:grid}summary>span[data-v-8d2a5e3e]:nth-child(2){display:grid}summary strong[data-v-8d2a5e3e]{font-size:15px}summary small[data-v-8d2a5e3e]{color:var(--ink-soft);margin-top:2px;font-size:11px}.chevron[data-v-8d2a5e3e]{color:#98a2b3;transition:transform .18s}details[open] .chevron[data-v-8d2a5e3e]{transform:rotate(180deg)}.coach-body[data-v-8d2a5e3e]{border-top:1px solid var(--line);gap:15px;padding:18px;display:grid}.suggestions[data-v-8d2a5e3e]{gap:7px;display:grid}.suggestions button[data-v-8d2a5e3e]{border:1px solid var(--line);color:#475467;cursor:pointer;text-align:left;background:#fff;border-radius:7px;padding:9px 10px;font-size:12px}.suggestions button[data-v-8d2a5e3e]:hover{color:var(--blue);border-color:#b7c7ea}.message-list[data-v-8d2a5e3e]{scrollbar-gutter:stable;align-content:start;gap:11px;height:clamp(300px,44vh,500px);padding-right:4px;display:grid;overflow-y:auto}.message[data-v-8d2a5e3e]{border-radius:9px;padding:12px 13px;font-size:14px}.message>strong[data-v-8d2a5e3e]{margin-bottom:5px;font-size:10px;display:block}.message p[data-v-8d2a5e3e]{margin:0;line-height:1.6}.message.student[data-v-8d2a5e3e]{color:#fff;background:var(--blue);margin-left:48px}.message.assistant[data-v-8d2a5e3e]{background:var(--surface-alt);margin-right:22px}.message.assistant[data-v-8d2a5e3e] .markdown-body{font-size:14px;line-height:1.7}.message.assistant[data-v-8d2a5e3e] .markdown-body p:first-child{margin-top:0}.stream-status[data-v-8d2a5e3e]{color:var(--ink-soft);align-items:center;gap:4px;margin-top:8px;font-size:10px;display:inline-flex}.stream-status i[data-v-8d2a5e3e]{background:#98a2b3;border-radius:50%;width:4px;height:4px;animation:1s ease-in-out infinite pulse-8d2a5e3e}.stream-status i[data-v-8d2a5e3e]:nth-child(2){animation-delay:.12s}.stream-status i[data-v-8d2a5e3e]:nth-child(3){margin-right:2px;animation-delay:.24s}.composer[data-v-8d2a5e3e]{position:relative}.composer .textarea[data-v-8d2a5e3e]{min-height:90px;padding-right:46px}.send-button[data-v-8d2a5e3e]{color:#fff;background:var(--blue);cursor:pointer;border:0;border-radius:7px;place-items:center;width:32px;height:32px;display:grid;position:absolute;bottom:8px;right:8px}.send-button[data-v-8d2a5e3e]:disabled{opacity:.5}.note[data-v-8d2a5e3e]{color:#98a2b3;font-size:10px}@keyframes pulse-8d2a5e3e{0%,to{opacity:.35;transform:translateY(0)}50%{opacity:1;transform:translateY(-2px)}}@media (width<=620px){.coach-body[data-v-8d2a5e3e]{padding:14px}.message-list[data-v-8d2a5e3e]{height:clamp(300px,46vh,440px)}.message.student[data-v-8d2a5e3e]{margin-left:24px}.message.assistant[data-v-8d2a5e3e]{margin-right:8px}}.status-badge[data-v-704e13d2]{white-space:nowrap;border-radius:6px;align-items:center;gap:6px;padding:4px 7px;font-size:11px;font-weight:650;display:inline-flex}.dot[data-v-704e13d2]{background:currentColor;border-radius:99px;width:6px;height:6px}.neutral[data-v-704e13d2]{color:#657086;background:#eef1f6}.waiting[data-v-704e13d2]{color:#846414;background:#fff4ce}.success[data-v-704e13d2]{color:#17745c;background:#e5f8f1}.danger[data-v-704e13d2]{color:#a34040;background:#ffeded}.git-card[data-v-406a1c18]{gap:14px;padding:18px;display:grid}header[data-v-406a1c18]{align-items:center;gap:11px;display:flex}header>span[data-v-406a1c18]{width:36px;height:36px;color:var(--blue);background:#eff4ff;border-radius:8px;flex:none;place-items:center;display:grid}h2[data-v-406a1c18]{margin:0;font-size:16px}header p[data-v-406a1c18]{color:var(--ink-soft);margin:3px 0 0;font-size:11px}.full-button[data-v-406a1c18]{width:100%}.workspace-heading[data-v-406a1c18],.command-block>div[data-v-406a1c18],.push-status[data-v-406a1c18],.workspace-actions[data-v-406a1c18]{justify-content:space-between;align-items:center;gap:10px;display:flex}.workspace-heading>div[data-v-406a1c18]{gap:2px;display:grid}.workspace-heading strong[data-v-406a1c18]{font-size:13px}.workspace-heading span[data-v-406a1c18]{color:var(--ink-soft);font-size:10px}.workspace-heading>button[data-v-406a1c18],.command-block button[data-v-406a1c18]{color:var(--blue);cursor:pointer;background:0 0;border:0;align-items:center;gap:4px;padding:0;font-size:11px;display:inline-flex}.command-block[data-v-406a1c18]{background:#151e31;border-radius:8px;overflow:hidden}.command-block>div[data-v-406a1c18]{color:#aebbd2;border-bottom:1px solid #29344a;padding:9px 11px;font-size:10px}.command-block button[data-v-406a1c18]{color:#cbd6e8}.command-block pre[data-v-406a1c18]{color:#dfe7f5;white-space:pre;margin:0;padding:12px;font-size:10px;line-height:1.7;overflow-x:auto}.next-push[data-v-406a1c18]{color:var(--ink-soft);margin:0;font-size:10px;line-height:1.65}.next-push code[data-v-406a1c18]{color:#475467}.push-status[data-v-406a1c18]{background:var(--surface-alt);color:var(--ink-soft);border-radius:7px;padding:9px 10px;font-size:10px}.workspace-actions .btn[data-v-406a1c18]{flex:1;padding-left:10px;padding-right:10px;font-size:11px}.token-note[data-v-406a1c18]{color:#98a2b3;font-size:9px;line-height:1.5}.spinner.small[data-v-406a1c18]{border-color:#fff #ffffff4d #ffffff4d;width:15px;height:15px}.preview-lab[data-v-0e16e84a]{margin-top:0;overflow:hidden}.preview-lab.expanded[data-v-0e16e84a]{z-index:100;border-radius:14px;flex-direction:column;margin:0;display:flex;position:fixed;inset:12px;box-shadow:0 24px 80px #1018283d}header[data-v-0e16e84a]{border-bottom:1px solid var(--line);flex:none;justify-content:space-between;align-items:center;gap:18px;min-height:66px;padding:13px 16px;display:flex}h2[data-v-0e16e84a]{margin:0;font-size:16px}header p[data-v-0e16e84a]{color:var(--ink-soft);margin:3px 0 0;font-size:11px}.lab-actions[data-v-0e16e84a],.viewport-switch[data-v-0e16e84a]{align-items:center;gap:5px;display:flex}.viewport-switch[data-v-0e16e84a]{border:1px solid var(--line);border-radius:7px;padding:2px}.viewport-switch button[data-v-0e16e84a],.reset-button[data-v-0e16e84a],.expand-button[data-v-0e16e84a]{min-height:30px;color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:5px;justify-content:center;align-items:center;gap:5px;display:inline-flex}.viewport-switch button[data-v-0e16e84a]{width:30px}.viewport-switch button.active[data-v-0e16e84a]{color:var(--blue);background:#eff4ff}.reset-button[data-v-0e16e84a]{padding:0 7px;font-size:11px}.expand-button[data-v-0e16e84a]{border:1px solid var(--line);color:#475467;background:#fff;padding:0 9px;font-size:11px}.expand-button[data-v-0e16e84a]:hover{color:var(--blue);border-color:#b8c1ce}.lab-workspace[data-v-0e16e84a]{grid-template-columns:minmax(360px,.82fr) minmax(0,1.18fr);min-height:560px;display:grid}.expanded .lab-workspace[data-v-0e16e84a]{flex:auto;min-height:0}.editor-panel[data-v-0e16e84a]{background:#18202b;flex-direction:column;min-width:0;display:flex}.editor-tabs[data-v-0e16e84a]{border-bottom:1px solid #344054;align-items:end;height:40px;padding:0 9px;display:flex}.editor-tabs button[data-v-0e16e84a]{color:#98a2b3;cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;height:34px;padding:0 12px;font-family:Consolas,monospace;font-size:11px}.editor-tabs button.active[data-v-0e16e84a]{color:#fff;border-bottom-color:#84adff}.code-editor[data-v-0e16e84a]{color:#e4e7ec;resize:none;tab-size:2;background:#18202b;border:0;outline:none;flex:auto;width:100%;height:520px;min-height:0;padding:17px;font-family:Consolas,monospace;font-size:12px;line-height:1.65}.preview-panel[data-v-0e16e84a]{background:#eaecf0;min-width:0}.preview-stage[data-v-0e16e84a]{place-items:center;height:560px;padding:14px;display:grid}.expanded .preview-stage[data-v-0e16e84a]{height:100%}iframe[data-v-0e16e84a]{background:#fff;border:1px solid #d0d5dd;border-radius:7px;width:100%;min-width:0;height:100%;transition:width .18s;display:block}iframe.mobile[data-v-0e16e84a]{width:min(360px,100%)}@media (width<=820px){.lab-workspace[data-v-0e16e84a]{grid-template-columns:1fr}.code-editor[data-v-0e16e84a]{height:350px}.preview-stage[data-v-0e16e84a]{height:480px}.preview-lab.expanded[data-v-0e16e84a]{overflow:auto}.expanded .lab-workspace[data-v-0e16e84a]{flex:none}.expanded .preview-stage[data-v-0e16e84a]{height:480px}}@media (width<=560px){.preview-lab.expanded[data-v-0e16e84a]{border:0;border-radius:0;inset:0}header[data-v-0e16e84a]{flex-direction:column;align-items:flex-start}.lab-actions[data-v-0e16e84a]{width:100%}.expand-button[data-v-0e16e84a]{margin-left:auto}}.assignment-page[data-v-07e296a4]{background:#f7f8fa;min-height:calc(100vh - 126px);padding-bottom:64px}.error-state[data-v-07e296a4]{padding-top:40px}.assignment-header[data-v-07e296a4]{grid-area:overview;padding:24px 28px 26px}.back-link[data-v-07e296a4]{color:var(--ink-soft);align-items:center;gap:6px;font-size:13px;display:inline-flex}.back-link[data-v-07e296a4]:hover{color:var(--blue)}.assignment-labels[data-v-07e296a4]{gap:8px;margin-top:20px;display:flex}.assignment-labels span[data-v-07e296a4]{color:#475467;background:#f2f4f7;border-radius:6px;padding:4px 7px;font-size:11px}.assignment-header h1[data-v-07e296a4]{letter-spacing:-.025em;margin:12px 0 7px;font-size:clamp(29px,3.2vw,38px);line-height:1.22}.assignment-header>p[data-v-07e296a4]{color:var(--ink-soft);margin:0;font-size:14px;line-height:1.65}.assignment-meta[data-v-07e296a4]{color:var(--ink-soft);gap:16px;margin-top:18px;font-size:12px;display:flex}.assignment-meta span[data-v-07e296a4]{align-items:center;gap:5px;display:inline-flex}.assignment-layout[data-v-07e296a4]{row-gap:16px;width:min(1480px,100% - 48px);margin-top:22px;display:grid}.assignment-main[data-v-07e296a4]{grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);grid-template-areas:"overview tools""lesson tools";align-items:start;gap:16px 24px;display:grid}.lesson-content[data-v-07e296a4]{grid-area:lesson;padding:clamp(24px,3.5vw,38px)}.assignment-sidebar[data-v-07e296a4]{grid-area:tools;gap:10px;min-width:0;display:grid;position:sticky;top:78px}.tool-tabs[data-v-07e296a4]{border:1px solid var(--line);background:#eef1f5;border-radius:10px;grid-template-columns:repeat(2,minmax(0,1fr));padding:4px;display:grid}.tool-tabs button[data-v-07e296a4]{min-height:38px;color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:7px;font-size:13px;font-weight:650}.tool-tabs button[data-v-07e296a4]:hover{color:var(--ink)}.tool-tabs button.active[data-v-07e296a4]{color:var(--ink);background:#fff;box-shadow:0 1px 3px #1018281f}.assignment-sidebar>section[data-v-07e296a4]{min-width:0}.learning-standard[data-v-07e296a4]{grid-template-columns:minmax(150px,.75fr) minmax(0,1.25fr);gap:18px;padding:20px 22px;display:grid}.learning-standard h2[data-v-07e296a4]{margin:0;font-size:16px}.learning-standard p[data-v-07e296a4]{color:var(--ink-soft);margin:5px 0 0;font-size:11px;line-height:1.6}.learning-standard ol[data-v-07e296a4]{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px 14px;margin:0;padding:0;list-style:none;display:grid}.learning-standard li[data-v-07e296a4]{color:#475467;align-items:center;gap:9px;font-size:12px;display:flex}.learning-standard li span[data-v-07e296a4]{width:22px;height:22px;color:var(--blue);background:#eff4ff;border-radius:50%;flex:none;place-items:center;font-size:10px;font-weight:750;display:grid}@media (width<=960px){.assignment-layout[data-v-07e296a4]{width:min(100% - 32px,900px)}.assignment-main[data-v-07e296a4]{grid-template-columns:1fr;grid-template-areas:"overview""tools""lesson"}.assignment-sidebar[data-v-07e296a4]{position:static}}@media (width<=620px){.assignment-layout[data-v-07e296a4]{row-gap:12px;width:min(100% - 24px,900px);margin-top:12px}.assignment-header[data-v-07e296a4]{padding:18px}.assignment-labels[data-v-07e296a4]{margin-top:17px}.assignment-header h1[data-v-07e296a4]{font-size:25px;line-height:1.28}.learning-standard[data-v-07e296a4],.learning-standard ol[data-v-07e296a4]{grid-template-columns:1fr}}.code-page[data-v-3d2801eb]{min-height:calc(100vh - 126px);padding-bottom:64px}.error-state[data-v-3d2801eb]{padding-top:40px}.back-link[data-v-3d2801eb]{color:var(--ink-soft);align-items:center;gap:6px;font-size:13px;display:inline-flex}.back-link[data-v-3d2801eb]:hover{color:var(--blue)}.code-header[data-v-3d2801eb]{border-bottom:1px solid var(--line);background:#fff;padding:27px 0 30px}.title-row[data-v-3d2801eb]{justify-content:space-between;align-items:flex-end;gap:20px;margin-top:24px;display:flex}.title-row>div>span[data-v-3d2801eb]{color:var(--blue);font-size:12px;font-weight:700}h1[data-v-3d2801eb]{letter-spacing:-.025em;margin:7px 0 0;font-size:clamp(28px,5vw,40px)}.repository-meta[data-v-3d2801eb]{min-height:23px;color:var(--ink-soft);flex-wrap:wrap;align-items:center;gap:14px;margin-top:14px;font-size:11px;display:flex}.code-content[data-v-3d2801eb]{gap:16px;padding-top:24px;display:grid}.browser-card[data-v-3d2801eb]{grid-template-columns:290px minmax(0,1fr);min-height:590px;display:grid;overflow:hidden}.browser-card nav[data-v-3d2801eb]{border-right:1px solid var(--line);background:#f8f9fb;max-height:700px;padding:7px;overflow-y:auto}.browser-card nav>header[data-v-3d2801eb]{color:var(--ink-soft);padding:9px 10px 11px;font-size:11px;font-weight:700}.browser-card nav button[data-v-3d2801eb]{color:#56637a;cursor:pointer;text-align:left;background:0 0;border:0;border-radius:7px;grid-template-columns:16px minmax(0,1fr);align-items:center;gap:7px;width:100%;padding:9px;font-size:11px;display:grid}.browser-card nav button[data-v-3d2801eb]:hover,.browser-card nav button.active[data-v-3d2801eb]{color:var(--blue-dark);background:#e9eeff}.browser-card nav button span[data-v-3d2801eb]{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.browser-card nav small[data-v-3d2801eb]{color:#98a2b3;grid-column:2;font-size:9px}.file-preview[data-v-3d2801eb]{background:#121b2e;min-width:0;overflow:auto}.file-heading[data-v-3d2801eb]{z-index:2;color:#a7b4cb;background:#172238;border-bottom:1px solid #263149;justify-content:space-between;align-items:center;gap:20px;min-height:40px;padding:9px 14px;font-size:11px;display:flex;position:sticky;top:0}.file-heading small[data-v-3d2801eb]{color:#71809c}.file-preview pre[data-v-3d2801eb]{color:#dce4f5;tab-size:4;white-space:pre;margin:0;padding:18px;font-size:12px;line-height:1.65}.empty-state[data-v-3d2801eb],.empty-repository[data-v-3d2801eb]{min-height:180px;color:var(--ink-soft);text-align:center;align-content:center;place-items:center;padding:30px;display:grid}.file-preview .empty-state[data-v-3d2801eb]{color:#8592aa}.empty-repository h2[data-v-3d2801eb]{color:var(--ink);margin:0;font-size:18px}.empty-repository p[data-v-3d2801eb]{margin:7px 0 0;font-size:12px}.commit-card[data-v-3d2801eb]{padding:20px}.commit-card h2[data-v-3d2801eb]{margin:0 0 13px;font-size:17px}.commit-card ol[data-v-3d2801eb]{margin:0;padding:0;list-style:none;display:grid}.commit-card li[data-v-3d2801eb]{border-top:1px solid var(--line);color:var(--ink-soft);grid-template-columns:18px minmax(0,1fr) auto;align-items:center;gap:10px;padding:11px 0;display:grid}.commit-card li>svg[data-v-3d2801eb]{color:var(--blue)}.commit-card li>div[data-v-3d2801eb]{display:grid}.commit-card strong[data-v-3d2801eb]{color:var(--ink);font-size:12px}.commit-card span[data-v-3d2801eb]{margin-top:3px;font-size:10px}.commit-card code[data-v-3d2801eb]{font-size:10px}@media (width<=760px){.browser-card[data-v-3d2801eb]{grid-template-columns:1fr}.browser-card nav[data-v-3d2801eb]{border-right:0;border-bottom:1px solid var(--line);max-height:240px}.file-preview[data-v-3d2801eb]{min-height:430px}.title-row[data-v-3d2801eb]{flex-direction:column;align-items:flex-start}}.login-page[data-v-d109d773]{background:#f7f8fa;place-items:center;min-height:100vh;padding:72px 20px 30px;display:grid}.back-home[data-v-d109d773]{color:var(--ink-soft);align-items:center;gap:6px;font-size:13px;display:inline-flex;position:absolute;top:24px;left:28px}.back-home[data-v-d109d773]:hover{color:var(--blue)}.login-card[data-v-d109d773]{border:1px solid var(--line);background:#fff;border-radius:12px;width:min(400px,100%);padding:32px}.login-brand[data-v-d109d773]{align-items:center;gap:9px;display:inline-flex}.login-brand svg[data-v-d109d773]{color:var(--blue)}.login-brand strong[data-v-d109d773]{font-size:15px}h1[data-v-d109d773]{margin:28px 0 0;font-size:25px}form[data-v-d109d773]{gap:16px;margin-top:24px;display:grid}.login-button[data-v-d109d773]{min-height:44px;margin-top:2px}.spinner.small[data-v-d109d773]{border-color:#fff #ffffff4d #ffffff4d;width:15px;height:15px}.panel-heading[data-v-420354af]{justify-content:space-between;align-items:center;gap:20px;display:flex}.panel-heading h1[data-v-420354af]{margin:0;font-size:26px}.panel-alert[data-v-420354af]{margin-top:20px}.logs-list[data-v-420354af]{gap:10px;margin-top:22px;display:grid}.logs-list article[data-v-420354af]{padding:18px}header[data-v-420354af]{align-items:center;gap:10px;display:flex}header div[data-v-420354af]{display:grid}header small[data-v-420354af]{color:var(--ink-soft);margin-top:2px}.question[data-v-420354af],.answer[data-v-420354af]{grid-template-columns:38px 1fr;gap:10px;margin-top:16px;display:grid}.question>span[data-v-420354af],.answer>span[data-v-420354af]{color:#8a95a7;font-size:11px;font-weight:700}.question p[data-v-420354af]{margin:0;line-height:1.65}.answer[data-v-420354af]{border-top:1px solid var(--line);padding-top:16px}.answer[data-v-420354af] .markdown-body{font-size:13px;line-height:1.7}.answer[data-v-420354af] .markdown-body p:first-child{margin-top:0}.empty-state[data-v-420354af]{color:var(--ink-soft);text-align:center;padding:50px}@media (width<=600px){.panel-heading[data-v-420354af]{flex-direction:column;align-items:flex-start}}.panel-heading[data-v-46d653d1]{justify-content:space-between;align-items:center;gap:20px;display:flex}.panel-heading h1[data-v-46d653d1]{margin:0;font-size:26px}.editor-card[data-v-46d653d1]{margin-top:28px;padding:24px}.editor-heading[data-v-46d653d1]{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:22px;display:flex}.editor-heading h2[data-v-46d653d1]{margin:0;font-size:19px}.icon-button[data-v-46d653d1]{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:9px;place-items:center;width:36px;height:36px;display:grid}.form-columns[data-v-46d653d1]{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.span-2[data-v-46d653d1]{grid-column:span 2}.checkbox-row[data-v-46d653d1]{cursor:pointer;align-items:center;gap:9px;min-height:44px;display:flex}.checkbox-row input[data-v-46d653d1]{width:17px;height:17px;accent-color:var(--blue)}.content-editor[data-v-46d653d1]{min-height:330px;font-size:13px}.editor-footer[data-v-46d653d1]{justify-content:flex-end;gap:10px;margin-top:20px;display:flex}.panel-alert[data-v-46d653d1]{margin-top:20px}.assignments-list[data-v-46d653d1]{margin-top:24px;overflow:hidden}.list-header[data-v-46d653d1],.assignments-list article[data-v-46d653d1]{grid-template-columns:70px minmax(220px,1fr) 100px 70px 76px;align-items:center;gap:16px;padding:14px 20px;display:grid}.list-header[data-v-46d653d1]{color:#7c889c;background:#f8f9fc;font-size:11px;font-weight:700}.assignments-list article[data-v-46d653d1]{border-top:1px solid #edf0f5;font-size:13px}.assignments-list article>div[data-v-46d653d1]{display:grid}.assignments-list small[data-v-46d653d1]{color:var(--ink-soft);text-overflow:ellipsis;white-space:nowrap;margin-top:4px;overflow:hidden}.schedule[data-v-46d653d1]{color:var(--blue);font-size:11px;font-weight:700}.project-type[data-v-46d653d1]{color:#57647a;font-size:12px}.publish-state[data-v-46d653d1]{color:#7c879a;font-size:12px}.publish-state.published[data-v-46d653d1]{color:#187860;font-weight:700}.edit-button[data-v-46d653d1]{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:8px;justify-content:center;align-items:center;gap:5px;padding:7px 9px;font-size:12px;display:inline-flex}.empty-state[data-v-46d653d1]{color:var(--ink-soft);text-align:center;padding:48px 20px}@media (width<=820px){.list-header[data-v-46d653d1]{display:none}.assignments-list article[data-v-46d653d1]{grid-template-columns:58px 1fr auto;align-items:start}.project-type[data-v-46d653d1],.publish-state[data-v-46d653d1]{grid-column:2}.edit-button[data-v-46d653d1]{grid-area:1/3}}@media (width<=600px){.panel-heading[data-v-46d653d1]{flex-direction:column;align-items:flex-start}.form-columns[data-v-46d653d1]{grid-template-columns:1fr}.span-2[data-v-46d653d1]{grid-column:auto}}.panel-heading[data-v-8164ab43]{justify-content:space-between;align-items:center;gap:20px;display:flex}.panel-heading h1[data-v-8164ab43]{margin:0;font-size:26px}.stats-grid[data-v-8164ab43]{border:1px solid var(--line);background:#fff;border-radius:10px;grid-template-columns:repeat(6,1fr);margin-top:22px;display:grid;overflow:hidden}.stats-grid article[data-v-8164ab43]{align-content:center;place-items:center;min-height:92px;padding:14px;display:grid}.stats-grid article+article[data-v-8164ab43]{border-left:1px solid var(--line)}.stats-grid strong[data-v-8164ab43]{font-size:22px}.stats-grid span[data-v-8164ab43]{color:var(--ink-soft);margin-top:4px;font-size:11px}.recent-card[data-v-8164ab43]{margin-top:18px;overflow:hidden}.recent-card>header[data-v-8164ab43]{border-bottom:1px solid var(--line);padding:16px 18px}.recent-card h2[data-v-8164ab43]{margin:0;font-size:16px}.table-scroll[data-v-8164ab43]{overflow-x:auto}table[data-v-8164ab43]{border-collapse:collapse;width:100%;font-size:13px}th[data-v-8164ab43],td[data-v-8164ab43]{text-align:left;white-space:nowrap;border-bottom:1px solid #eef0f3;padding:13px 18px}th[data-v-8164ab43]{color:var(--ink-soft);background:#fafbfc;font-size:11px;font-weight:650}tbody tr:last-child td[data-v-8164ab43]{border-bottom:0}.empty-state[data-v-8164ab43]{color:var(--ink-soft);text-align:center;padding:44px 20px}@media (width<=980px){.stats-grid[data-v-8164ab43]{grid-template-columns:repeat(3,1fr)}.stats-grid article[data-v-8164ab43]:nth-child(4){border-left:0}.stats-grid article[data-v-8164ab43]:nth-child(n+4){border-top:1px solid var(--line)}}@media (width<=520px){.stats-grid[data-v-8164ab43]{grid-template-columns:repeat(2,1fr)}.stats-grid article[data-v-8164ab43]:nth-child(3),.stats-grid article[data-v-8164ab43]:nth-child(5){border-left:0}.stats-grid article[data-v-8164ab43]:nth-child(n+3){border-top:1px solid var(--line)}}.panel-heading h1[data-v-ebead904]{margin:0;font-size:26px}.settings-grid[data-v-ebead904]{max-width:680px;margin-top:22px}.settings-card[data-v-ebead904]{gap:18px;padding:22px;display:grid}.settings-title[data-v-ebead904]{gap:12px;display:flex}.settings-title>span[data-v-ebead904]{width:42px;height:42px;color:var(--blue);background:#edf1ff;border-radius:11px;flex:none;place-items:center;display:grid}.settings-title h2[data-v-ebead904]{margin:0;font-size:19px}.settings-title p[data-v-ebead904]{color:var(--ink-soft);margin:5px 0 0;font-size:12px}.configured-row[data-v-ebead904]{color:#18765f;background:#eaf9f4;border-radius:10px;align-items:center;gap:8px;padding:11px 13px;font-size:13px;font-weight:700;display:flex}.save-button[data-v-ebead904]{justify-self:end}.panel-heading[data-v-5d0bd487]{justify-content:space-between;align-items:center;gap:20px;display:flex}.panel-heading h1[data-v-5d0bd487]{margin:0;font-size:26px}.panel-alert[data-v-5d0bd487]{margin-top:20px}.submissions-table[data-v-5d0bd487]{margin-top:22px;overflow:hidden}.table-scroll[data-v-5d0bd487]{overflow-x:auto}table[data-v-5d0bd487]{border-collapse:collapse;width:100%;font-size:13px}th[data-v-5d0bd487],td[data-v-5d0bd487]{text-align:left;white-space:nowrap;border-bottom:1px solid #edf0f5;padding:14px 18px}th[data-v-5d0bd487]{color:#78849a;background:#fafbfc;font-size:11px}tbody tr:last-child td[data-v-5d0bd487]{border-bottom:0}.view-button[data-v-5d0bd487]{border:1px solid var(--line);color:var(--blue);cursor:pointer;background:#fff;border-radius:8px;padding:7px 11px;font-size:12px;font-weight:700}.empty-state[data-v-5d0bd487]{min-height:120px;color:var(--ink-soft);text-align:center;place-items:center;padding:20px;display:grid}.drawer-overlay[data-v-5d0bd487]{z-index:70;background:#1018286b;justify-content:end;align-items:stretch;display:grid;position:fixed;inset:0}.drawer-overlay>.spinner[data-v-5d0bd487]{place-self:center}.submission-drawer[data-v-5d0bd487]{background:#f7f8fa;width:min(920px,94vw);height:100vh;padding:28px;overflow-y:auto;box-shadow:-12px 0 32px #1018282e}.submission-drawer>header[data-v-5d0bd487]{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.submission-drawer header span[data-v-5d0bd487]{color:var(--blue);font-size:11px}.submission-drawer header h2[data-v-5d0bd487]{margin:6px 0 0;font-size:24px}.submission-drawer header button[data-v-5d0bd487]{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:10px;place-items:center;width:38px;height:38px;display:grid}.submission-info[data-v-5d0bd487]{color:var(--ink-soft);flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px;font-size:12px;display:flex}.student-note[data-v-5d0bd487],.result-block[data-v-5d0bd487],.file-browser[data-v-5d0bd487]{border:1px solid var(--line);background:#fff;border-radius:14px;margin-top:22px;padding:20px}.student-note strong[data-v-5d0bd487],.result-block h3[data-v-5d0bd487],.file-browser h3[data-v-5d0bd487]{margin:0;font-size:15px}.student-note p[data-v-5d0bd487]{color:var(--ink-soft);margin:8px 0 0;line-height:1.7}.result-block pre[data-v-5d0bd487]{color:#dfe7f8;white-space:pre-wrap;background:#151e31;border-radius:10px;max-height:260px;margin:14px 0 0;padding:16px;font-size:12px;line-height:1.65;overflow:auto}.file-browser-grid[data-v-5d0bd487]{border:1px solid var(--line);border-radius:11px;grid-template-columns:280px minmax(0,1fr);min-height:430px;margin-top:14px;display:grid;overflow:hidden}.file-browser nav[data-v-5d0bd487]{border-right:1px solid var(--line);background:#f8f9fc;max-height:520px;padding:7px;overflow-y:auto}.file-browser nav button[data-v-5d0bd487]{color:#56637a;cursor:pointer;text-align:left;background:0 0;border:0;border-radius:7px;grid-template-columns:16px minmax(0,1fr);align-items:center;gap:7px;width:100%;padding:9px;font-size:11px;display:grid}.file-browser nav button.active[data-v-5d0bd487]{color:var(--blue-dark);background:#e9eeff}.file-browser nav button span[data-v-5d0bd487]{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.file-browser nav small[data-v-5d0bd487]{color:#9aa4b6;grid-column:2}.code-preview[data-v-5d0bd487]{background:#121b2e;min-width:0;overflow:auto}.code-header[data-v-5d0bd487]{color:#91a1bf;background:#172238;border-bottom:1px solid #263149;padding:10px 14px;font-size:11px;position:sticky;top:0}.code-preview pre[data-v-5d0bd487]{color:#dce4f5;white-space:pre;margin:0;padding:18px;font-size:12px;line-height:1.65}.code-preview .empty-state[data-v-5d0bd487]{color:#8592aa}@media (width<=700px){.panel-heading[data-v-5d0bd487]{flex-direction:column;align-items:flex-start}.submission-drawer[data-v-5d0bd487]{width:100vw;padding:18px}.file-browser-grid[data-v-5d0bd487]{grid-template-columns:1fr}.file-browser nav[data-v-5d0bd487]{border-right:0;border-bottom:1px solid var(--line);max-height:200px}}.admin-layout{background:#f7f8fa;grid-template-columns:218px minmax(0,1fr);min-height:100vh;display:grid}.admin-sidebar{border-right:1px solid var(--line);background:#fff;flex-direction:column;height:100vh;padding:18px 12px;display:flex;position:sticky;top:0}.admin-brand{border-bottom:1px solid var(--line);align-items:center;gap:9px;min-height:44px;padding:0 10px 14px;display:flex}.admin-brand svg{color:var(--blue)}.admin-brand strong{font-size:14px}.admin-sidebar nav{gap:3px;margin-top:14px;display:grid}.admin-sidebar nav button{color:#475467;cursor:pointer;text-align:left;background:0 0;border:0;border-radius:7px;align-items:center;gap:9px;min-height:40px;padding:0 10px;font-size:13px;display:flex}.admin-sidebar nav button:hover{background:#f7f8fa}.admin-sidebar nav button.active{color:var(--blue);background:#eff4ff;font-weight:650}.sidebar-footer{border-top:1px solid var(--line);gap:3px;margin-top:auto;padding-top:12px;display:grid}.sidebar-footer a,.sidebar-footer button{min-height:38px;color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:7px;align-items:center;gap:8px;padding:0 10px;font-size:12px;display:flex}.sidebar-footer a:hover,.sidebar-footer button:hover{color:var(--ink);background:#f7f8fa}.admin-main{min-width:0}.admin-content{width:min(1180px,100% - 48px);margin:0 auto;padding:36px 0 60px}.admin-card{border:1px solid var(--line);background:#fff;border-radius:10px}.mobile-admin-header,.mobile-tabs{display:none}@media (width<=850px){.admin-layout{grid-template-columns:1fr}.admin-sidebar{display:none}.mobile-admin-header{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;min-height:58px;padding:0 16px;display:flex}.mobile-admin-header button{border:1px solid var(--line);background:#fff;border-radius:7px;place-items:center;width:34px;height:34px;display:grid}.mobile-tabs{border-bottom:1px solid var(--line);background:#fff;gap:3px;padding:7px 10px;display:flex;overflow-x:auto}.mobile-tabs button{color:var(--ink-soft);white-space:nowrap;background:0 0;border:0;border-radius:7px;padding:8px 11px}.mobile-tabs button.active{color:var(--blue);background:#eff4ff;font-weight:650}.admin-content{width:min(100% - 24px,1180px);padding:26px 0 48px}}.not-found[data-v-99bbbc58]{text-align:center;align-content:center;place-items:center;min-height:470px;padding:40px;display:grid}.not-found>span[data-v-99bbbc58]{color:var(--blue);margin-top:12px;font-weight:700}h1[data-v-99bbbc58]{margin:10px 0 7px}p[data-v-99bbbc58]{color:var(--ink-soft);margin:0 0 24px}:root{color:#18202b;font-synthesis:none;text-rendering:optimizelegibility;--ink:#18202b;--ink-soft:#667085;--navy:#18202b;--blue:#2563eb;--blue-dark:#1d4ed8;--mint:#16856b;--yellow:#a16207;--red:#c24141;--surface:#fff;--surface-alt:#f7f8fa;--line:#e4e7ec;--shadow:0 12px 32px #10182814;--radius:12px;background:#f7f8fa;font-family:Microsoft YaHei UI,PingFang SC,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;min-height:100vh;color:var(--ink);background:#f7f8fa;margin:0}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}a{color:inherit;text-decoration:none}code,pre,.mono{font-family:Consolas,Cascadia Code,monospace}.container{width:min(1120px,100% - 40px);margin:0 auto}.page{min-height:calc(100vh - 126px);padding:40px 0 64px}.section-title{color:var(--ink);margin:0;font-size:clamp(24px,3vw,30px);line-height:1.25}.section-copy{max-width:680px;color:var(--ink-soft);margin:8px 0 0;font-size:14px;line-height:1.7}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.btn{background:var(--surface);cursor:pointer;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:7px;min-height:40px;padding:0 15px;font-size:14px;font-weight:650;display:inline-flex}.btn:hover:not(:disabled){border-color:#cbd2dc}.btn:focus-visible,button:focus-visible,a:focus-visible{outline-offset:2px;outline:3px solid #2563eb33}.btn:disabled{cursor:not-allowed;opacity:.55}.btn-primary{color:#fff;background:var(--blue)}.btn-primary:hover:not(:disabled){border-color:var(--blue-dark);background:var(--blue-dark)}.btn-secondary{border-color:var(--line)}.btn-secondary:hover:not(:disabled){background:#f9fafb}.field{gap:7px;display:grid}.field label,.field-label{color:#344054;font-size:13px;font-weight:650}.input,.textarea,.select{width:100%;color:var(--ink);background:#fff;border:1px solid #d0d5dd;border-radius:8px;outline:none}.input,.select{height:42px;padding:0 12px}.textarea{resize:vertical;min-height:110px;padding:11px 12px;line-height:1.6}.input:focus,.textarea:focus,.select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #2563eb1a}.alert{border-radius:8px;padding:11px 13px;font-size:13px;line-height:1.6}.alert-error{color:#9b2c2c;background:#fff5f5;border:1px solid #f3c7c7}.alert-success{color:#116a55;background:#f1faf7;border:1px solid #b8dfd3}.loading-block{min-height:200px;color:var(--ink-soft);place-items:center;display:grid}.spinner{border:2px solid #2563eb2e;border-top-color:var(--blue);border-radius:999px;width:21px;height:21px;animation:.8s linear infinite spin}.site-footer{border-top:1px solid var(--line);background:#fff}.footer-inner{min-height:62px;color:var(--ink-soft);justify-content:space-between;align-items:center;gap:20px;font-size:13px;display:flex}.footer-inner strong{color:var(--ink)}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=720px){.container{width:min(100% - 24px,1120px)}.page{padding:28px 0 48px}}