:root{--bg: #f4f6f8;--panel: #ffffff;--border: #e2e6ea;--text: #1c2733;--muted: #6b7785;--primary: #1f6feb;--primary-dark: #1858c2;--danger: #d33;--ok: #1a9b50;--warn: #c47f17;--shadow: 0 1px 3px rgba(0, 0, 0, .08)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--primary);text-decoration:none}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--muted)}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:#14202e;color:#cdd7e0;display:flex;flex-direction:column;flex-shrink:0}.sidebar .brand{padding:18px 20px;font-size:18px;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar nav{padding:10px 0;flex:1}.sidebar .nav-section{padding:14px 20px 6px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#6e8093}.sidebar a{display:block;padding:9px 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label{font-weight:500;color:var(--text)}.checklist{display:flex;flex-direction:column;gap:6px;max-height:160px;overflow-y:auto;border:1px solid var(--border);border-radius:6px;padding:8px 10px}.checklist label{display:flex;align-items:center;gap:8px;font-weight:500;color:var(--text)}.checklist input{width:auto}.form-error{color:var(--danger);font-size:13px;margin-top:10px}.section-title{font-size:13px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin:6px 0 2px;grid-column:1/-1}.login-wrap{display:flex;align-items:center;justify-content:center;height:100vh}.login-card{width:360px;padding:32px}.login-card h1{margin:0 0 4px;font-size:22px}.login-card p{margin:0 0 22px;color:var(--muted)}.login-card .field{margin-bottom:14px}.login-card button{width:100%}.kanban{display:flex;gap:12px;overflow-x:auto;padding-bottom:12px;align-items:flex-start}.kanban-col{flex:0 0 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var(--border);border-radius:6px;padding:12px 14px;font-size:12.5px;white-space:pre-wrap;font-family:inherit;color:var(--text)}.lang-switch{display:flex;gap:4px}.lang-switch button{padding:3px 8px;font-size:12px}.lang-switch button.active{background:var(--primary);color:#fff;border-color:var(--primary)}