:root{--bg: #0e1218;--bg-sidebar: #0b0e13;--surface: #141a22;--surface-2: #1a212b;--border: #252e3a;--border-strong: #334050;--text: #e6eaf0;--text-muted: #8b96a6;--accent: #3b6cf6;--accent-hover: #5482ff;--accent-soft: rgba(59, 108, 246, .14);--green: #3fbf7f;--green-soft: rgba(63, 191, 127, .13);--amber: #e2a73c;--amber-soft: rgba(226, 167, 60, .14);--red: #ef5a5a;--red-soft: rgba(239, 90, 90, .13);--grey-soft: rgba(139, 150, 166, .14);--radius: 10px;--radius-sm: 7px;--font: "Inter", "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;--mono: "Cascadia Mono", "Consolas", ui-monospace, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 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button.on{background:var(--surface-2);color:var(--text)}.import-table{max-height:62vh;overflow-y:auto}.import-table thead th{position:sticky;top:0;z-index:1}.row-muted td{opacity:.55}.cb{width:16px;height:16px;accent-color:var(--accent)}.clamp{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-width:380px}.warn{color:var(--amber);display:flex;align-items:center;gap:4px}.imp-ok{background:var(--green-soft);color:var(--green);border-color:#3fbf7f4d}.imp-exists,.imp-duplicate{background:var(--grey-soft);color:var(--text-muted);border-color:var(--border-strong)}.imp-invalid{background:var(--red-soft);color:var(--red);border-color:#ef5a5a59}.sticky-actions{margin-top:0}.result-card{text-align:center;padding:40px 20px}.result-icon{width:52px;height:52px;border-radius:50%;background:var(--green-soft);color:var(--green);display:grid;place-items:center;margin:0 auto 14px}.stack{display:flex;flex-direction:column;gap:16px;min-width:0}.link-form{border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;margin-top:14px;background:var(--surface-2)}.link-form .form-grid{grid-template-columns:1fr 1fr 1fr}.link-created{margin-top:14px;padding:14px;border:1px solid rgba(63,191,127,.4);background:var(--green-soft);border-radius:var(--radius-sm);display:flex;flex-direction:column;gap:10px}.copy-row{display:flex;gap:8px}.copy-row input{flex:1;min-width:0}.enroll-card{width:min(480px,100%)}.steps{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:8px}@media (max-width: 760px){.link-form .form-grid{grid-template-columns:1fr}.copy-row{flex-direction:column}}.badge-internal{background:var(--accent-soft);color:var(--accent-hover);border-color:#3b6cf659}