:root{--bg:#f5f7fb;--panel:#fff;--text:#172033;--muted:#68758d;--primary:#2563eb;--primary2:#1d4ed8;--border:#e2e8f0;--danger:#dc2626;--success:#16a34a;--sidebar:#0f172a}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:var(--primary)}.app{display:flex;min-height:100vh}.sidebar{width:270px;background:var(--sidebar);color:white;padding:22px;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:12px;align-items:center;margin-bottom:28px}.brand small{display:block;color:#94a3b8}.logo,.login-logo{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#60a5fa,#2563eb);display:grid;place-items:center;font-weight:800;color:white}.sidebar nav{display:flex;flex-direction:column;gap:8px}.sidebar a{color:#dbeafe;padding:12px 14px;border-radius:14px;font-weight:600}.sidebar a:hover{background:#1e293b}.main{margin-left:270px;width:calc(100% - 270px);padding:24px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.topbar h1{margin:0;font-size:28px}.topbar p{margin:4px 0 0;color:var(--muted)}.user{background:white;border:1px solid var(--border);border-radius:18px;padding:10px 14px;display:flex;gap:12px;align-items:center}.user small{color:var(--muted)}.content{display:flex;flex-direction:column;gap:18px}.cards{display:grid;grid-template-columns:repeat(5,minmax(160px,1fr));gap:16px}.card,.panel{background:var(--panel);border:1px solid var(--border);border-radius:22px;box-shadow:0 10px 28px rgba(15,23,42,.06)}.card{padding:20px}.card small{color:var(--muted);display:block}.card strong{font-size:30px;margin-top:8px;display:block}.panel{padding:20px}table{width:100%;border-collapse:collapse}th,td{text-align:left;border-bottom:1px solid var(--border);padding:13px 10px;vertical-align:top}th{font-size:13px;text-transform:uppercase;color:var(--muted)}.badge{display:inline-block;background:#e0ecff;color:#1d4ed8;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:700}.filters{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.filters input{min-width:320px}.form label{font-weight:700;font-size:14px}.grid{display:grid;grid-template-columns:repeat(3,minmax(180px,1fr));gap:16px}input,select,textarea{width:100%;margin-top:6px;border:1px solid var(--border);border-radius:14px;padding:12px 13px;background:#fff;font:inherit}textarea{min-height:110px}button,.btn{border:0;background:var(--primary);color:white;border-radius:14px;padding:12px 16px;font-weight:800;cursor:pointer;display:inline-block}button:hover,.btn:hover{background:var(--primary2);color:white}.actions{display:flex;gap:10px;flex-wrap:wrap}.alert{padding:12px 14px;border-radius:14px;margin-bottom:12px}.alert.success{background:#dcfce7;color:#166534}.alert.error{background:#fee2e2;color:#991b1b}.hint{color:var(--muted);background:#f8fafc;border:1px dashed var(--border);padding:12px;border-radius:14px}.check{display:flex;align-items:center;gap:8px}.check input{width:auto;margin:0}.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top,#dbeafe,#f8fafc)}.login-card{width:min(430px,92vw);background:white;border:1px solid var(--border);border-radius:28px;padding:34px;box-shadow:0 30px 80px rgba(15,23,42,.14)}.login-card h1{margin-bottom:4px}.login-card p{color:var(--muted);margin-top:0}.login-card button{width:100%;margin-top:14px}@media(max-width:1000px){.sidebar{position:static;width:100%}.app{display:block}.main{margin-left:0;width:100%}.cards,.grid{grid-template-columns:1fr}.filters input{min-width:100%}.topbar{display:block}.user{margin-top:12px}.panel{overflow:auto}}