:root{--navy:#173b5e;--blue:#245a86;--bg:#f4f7fb;--ink:#172334;--muted:#667789;--border:#dce4ed;--white:#fff;--green:#176b45;--red:#a92c2c}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.topbar{background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px max(20px,calc((100% - 1180px)/2));flex-wrap:wrap}
.brand{font-weight:800;color:#fff;font-size:20px}.brand span{display:block;font-size:11px;font-weight:500;opacity:.8}.topbar nav{display:flex;gap:16px;flex-wrap:wrap}.topbar nav a{color:#fff;font-weight:600;font-size:14px}
.container{width:min(1180px,calc(100% - 32px));margin:28px auto;min-height:70vh}.card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:22px;box-shadow:0 5px 18px rgba(20,50,80,.04);margin-bottom:20px}
h1{font-size:27px;margin:0 0 8px}h2{font-size:19px;margin:0 0 14px}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.stat{font-size:28px;font-weight:800;color:var(--navy)}
label{display:block;font-weight:650;margin:12px 0 6px}input,select{font:inherit;width:100%;padding:11px 12px;border:1px solid #c8d4e0;border-radius:8px;background:#fff;color:var(--ink)}input:focus,select:focus{outline:2px solid #a7c9e8;border-color:var(--blue)}
button,.button{display:inline-block;border:0;border-radius:8px;background:var(--blue);color:#fff;padding:10px 15px;font-weight:700;cursor:pointer;font:inherit;text-decoration:none}button:hover,.button:hover{background:var(--navy);color:#fff;text-decoration:none}.button.secondary{background:#e8eef5;color:var(--ink)}.button.danger{background:var(--red)}
.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:14px}.alert{padding:12px 14px;border-radius:8px;margin:12px 0;background:#e8f4ed;color:var(--green)}.alert.error{background:#fdecec;color:var(--red)}
.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;background:#fff}th,td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}th{background:#f0f4f8;font-size:13px;white-space:nowrap}.footer{text-align:center;color:var(--muted);padding:22px;font-size:12px}
.login-card{max-width:460px;margin:5vh auto}.inline-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.inline-form input{max-width:250px}.pill{font-size:12px;background:#e8eef5;border-radius:999px;padding:3px 8px}
@media(max-width:640px){.topbar{padding:14px 16px}.topbar nav{gap:10px}.container{width:calc(100% - 20px);margin:16px auto}.card{padding:16px}h1{font-size:23px}th,td{padding:9px;font-size:13px}}