:root{--bg:#f7f8fa;--surface:#ffffff;--border:#e3e6ea;--text:#1a1d21;--muted:#687078;--accent:#2f6fed;--accent-fg:#ffffff;--danger:#d23b3b;--ok:#1f9d5a;--warn:#c98a00;--radius:8px;--shadow:0 1px 2px rgba(16,24,40,0.06),0 1px 3px rgba(16,24,40,0.1);--sidebar:240px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.pc-shell{display:grid;grid-template-columns:var(--sidebar) 1fr;min-height:100vh}.pc-sidebar{background:var(--surface);border-right:1px solid var(--border);padding:16px 12px;display:flex;flex-direction:column;gap:4px}.pc-brand{font-weight:700;font-size:16px;padding:8px 10px 16px}.pc-nav a{display:block;padding:8px 10px;border-radius:6px;color:var(--text)}.pc-nav a:hover{background:var(--bg);text-decoration:none}.pc-nav a.active{background:var(--accent);color:var(--accent-fg)}.pc-main{padding:24px 28px;max-width:1200px}.pc-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.pc-header h1{font-size:20px;margin:0}.pc-card{border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.pc-btn,.pc-card{background:var(--surface)}.pc-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:6px;border:1px solid var(--border);color:var(--text);font-size:14px;cursor:pointer}.pc-btn:hover{background:var(--bg)}.pc-btn-primary{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}.pc-btn-primary:hover{filter:brightness(.95)}.pc-btn-danger{color:var(--danger);border-color:var(--danger);background:var(--surface)}.pc-input,.pc-select,.pc-textarea{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:6px;font:inherit;background:var(--surface);color:var(--text)}.pc-input:focus,.pc-textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}.pc-label{display:block;font-size:12px;color:var(--muted);margin:12px 0 4px;font-weight:600}.pc-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.pc-table td,.pc-table th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}.pc-table th{background:var(--bg);font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}.pc-table tr:last-child td{border-bottom:none}.pc-badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;background:var(--bg);color:var(--muted)}.pc-badge.ok{background:#e7f6ee;color:var(--ok)}.pc-badge.warn{background:#fbf2dc;color:var(--warn)}.pc-badge.pending{background:#eaf0fe;color:var(--accent)}.pc-muted{color:var(--muted)}.pc-auth{min-height:100vh;display:grid;place-items:center;background:var(--bg)}.pc-auth-card{width:360px}.pc-error{color:var(--danger);font-size:13px;margin-top:8px}.pc-board{display:flex;gap:14px;overflow-x:auto;padding-bottom:8px}.pc-col{min-width:260px;flex:0 0 260px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:10px}.pc-col h3{font-size:13px;margin:2px 4px 10px;display:flex;justify-content:space-between}.pc-cardlet{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:10px;margin-bottom:8px;cursor:-webkit-grab;cursor:grab}.pc-cardlet:active{cursor:-webkit-grabbing;cursor:grabbing}.pc-cardlet.drop-target{outline:2px dashed var(--accent)}