:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#667085;--primary:#0f766e;--border:#e5e7eb;--danger:#dc2626;--warn:#f59e0b}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}.dark{--bg:#111827;--card:#1f2937;--text:#f9fafb;--muted:#cbd5e1;--border:#374151}.app{display:flex;min-height:100vh}.sidebar{width:265px;background:#0b1220;color:#fff;position:fixed;inset:0 auto 0 0;overflow:auto}.brand{padding:22px;font-size:18px;display:flex;gap:10px;align-items:center;border-bottom:1px solid rgba(255,255,255,.08)}nav{padding:12px}nav a{display:block;color:#d1d5db;text-decoration:none;padding:11px 14px;border-radius:12px;margin:3px 0;font-size:14px}nav a:hover,nav a.active{background:var(--primary);color:#fff}.main{margin-left:265px;width:calc(100% - 265px)}.top{height:68px;background:var(--card);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:5}.top small{display:block;color:var(--muted)}.top-actions{display:flex;gap:8px;align-items:center}.top a,.btn,button{background:var(--primary);color:#fff;border:0;border-radius:10px;padding:10px 14px;text-decoration:none;cursor:pointer}.btn.secondary{background:#475569}.btn.danger{background:var(--danger)}.content{padding:22px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:0 8px 20px rgba(15,23,42,.05);margin-bottom:16px}.stat h3{margin:0;color:var(--muted);font-size:14px}.stat strong{font-size:27px;display:block;margin-top:8px}.row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.form-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}label{font-size:13px;color:var(--muted)}input,select,textarea{width:100%;padding:11px;border:1px solid var(--border);border-radius:10px;background:var(--card);color:var(--text)}textarea{min-height:75px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;background:var(--card)}th,td{padding:11px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}th{color:var(--muted);font-weight:700}.badge{padding:5px 9px;border-radius:999px;background:#ecfeff;color:#0e7490;font-size:12px}.alert{background:#fff7ed;border:1px solid #fed7aa;padding:12px;border-radius:12px;color:#9a3412;margin-bottom:12px}.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f766e,#0f172a)}.login-card{width:420px;max-width:92%;background:#fff;border-radius:24px;padding:34px;box-shadow:0 25px 80px rgba(0,0,0,.25)}.login-card h1{margin-top:0}.menu{display:none}.print-area{}@media print{.sidebar,.top,.no-print{display:none}.main{margin:0;width:100%}.content{padding:0}.card{box-shadow:none;border:0}}@media(max-width:950px){.sidebar{transform:translateX(-100%);transition:.2s}.open .sidebar{transform:none}.main{margin-left:0;width:100%}.menu{display:inline-block}.grid,.row,.form-grid{grid-template-columns:1fr}.top{gap:8px}.top-actions a{display:none}}