:root{--bg:#f7f8f5;--panel:#fff;--text:#17211c;--muted:#62706a;--line:#dce3de;--accent:#117a65;--accent-strong:#0b5d4d;--warning:#a15c07;--blue:#255f99}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--text);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}.shell{grid-template-columns:248px 1fr;min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--line);background:#fff;padding:24px 18px}.brand{margin-bottom:24px;font-size:18px;font-weight:700}.nav{gap:6px;display:grid}.nav a{color:var(--muted);border-radius:8px;padding:10px 12px}.nav a:hover{color:var(--text);background:#edf3ef}.main{padding:28px}.page-header{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;display:flex}.page-header h1{margin:0 0 8px;font-size:28px}.page-header p,.muted{color:var(--muted);margin:0}.mock-badge{color:var(--warning);white-space:nowrap;background:#fff7e6;border:1px solid #e8c987;border-radius:999px;padding:6px 10px;font-size:13px}.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.panel,.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px}.panel h2,.card h2{margin:0 0 10px;font-size:17px}.stat{color:var(--accent-strong);font-size:28px;font-weight:700}.table{border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:8px;width:100%;overflow:hidden}.table th,.table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:12px}.table th{color:var(--muted);background:#eef3f0;font-size:13px}.actions{flex-wrap:wrap;gap:10px;display:flex}.button{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:8px;align-items:center;gap:8px;padding:10px 12px;font-weight:700;display:inline-flex}.button.secondary{background:var(--blue)}@media (max-width:900px){.shell{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid var(--line)}.grid{grid-template-columns:1fr}.page-header{flex-direction:column}}