:root{--bg:#f4f6f8;--surface:#fff;--ink:#17212b;--muted:#66717e;--line:#dfe4e8;--brand:#176b57;--brand2:#0f5142;--danger:#b42318;--warn:#9a6700;--radius:8px;--shadow:0 1px 2px rgba(16,24,40,.06)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.45 Inter,Segoe UI,Arial,sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}.app{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.sidebar{background:#15231f;color:#dce7e3;padding:22px 14px;position:sticky;top:0;height:100vh}.brand{font-size:20px;font-weight:750;padding:0 10px 20px;color:#fff}.brand small{display:block;font-size:11px;color:#8eb3a8;font-weight:500;margin-top:3px}.nav-label{font-size:10px;text-transform:uppercase;color:#78988e;padding:18px 10px 6px}.nav a{display:block;padding:9px 10px;border-radius:6px;margin:2px 0}.nav a:hover{background:#223a33;color:#fff}.main{min-width:0}.topbar{height:62px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:4}.topbar h1{font-size:19px;margin:0}.user{display:flex;align-items:center;gap:12px;color:var(--muted)}.content{padding:24px 28px;max-width:1500px}.notice{background:#e8f5f0;color:#175c4b;padding:11px 14px;border:1px solid #b8ddcf;border-radius:6px;margin-bottom:16px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px}.stat,.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.stat{padding:18px}.stat span{color:var(--muted);font-size:12px}.stat strong{display:block;font-size:25px;margin-top:7px}.panel{margin-bottom:18px}.panel-head{display:flex;align-items:center;justify-content:space-between;padding:15px 17px;border-bottom:1px solid var(--line)}.panel-head h2{font-size:15px;margin:0}.panel-body{padding:16px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;white-space:nowrap}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid #edf0f2;vertical-align:middle}th{font-size:11px;text-transform:uppercase;color:var(--muted);background:#fafbfc}tr:last-child td{border-bottom:0}.badge{display:inline-block;padding:3px 7px;border-radius:12px;font-size:11px;background:#edf2f0;color:#355f53}.badge.danger{background:#feeceb;color:var(--danger)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.field label{display:block;font-size:11px;color:var(--muted);margin-bottom:5px}.field input,.field select,.field textarea{width:100%;height:38px;border:1px solid #cfd7dc;border-radius:6px;padding:7px 9px;background:#fff;color:var(--ink)}.field textarea{height:90px;resize:vertical}.actions{display:flex;gap:8px;align-items:end}.btn{border:0;border-radius:6px;height:38px;padding:0 14px;background:var(--brand);color:#fff;font-weight:650;cursor:pointer}.btn:hover{background:var(--brand2)}.btn.secondary{background:#e9efed;color:#25463d}.btn.danger{background:var(--danger)}.inline{display:inline}.empty{padding:34px;text-align:center;color:var(--muted)}.login-page{min-height:100vh;display:grid;place-items:center;background:#eef2f1}.login-card{width:min(400px,calc(100% - 32px));background:#fff;border:1px solid var(--line);border-radius:8px;padding:30px;box-shadow:0 10px 30px rgba(23,33,43,.08)}.login-card h1{margin:0 0 4px;font-size:24px}.login-card p{color:var(--muted);margin:0 0 24px}.login-card .field{margin-bottom:14px}.error{background:#fff0ef;color:var(--danger);padding:10px;border-radius:6px;margin-bottom:14px}@media(max-width:900px){.app{grid-template-columns:1fr}.sidebar{position:static;height:auto}.nav{display:flex;overflow:auto}.nav-label{display:none}.nav a{white-space:nowrap}.stats,.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topbar{position:static}}@media(max-width:560px){.content{padding:16px}.topbar{padding:0 16px}.stats,.grid,.grid.two{grid-template-columns:1fr}}