:root{--navy:#173b5f;--blue:#276795;--wine:#7d3034;--bg:#f4f7fa;--text:#213043;--muted:#667789;--line:#dbe3ea;--white:#fff;--green:#16794a;--red:#b42318;--shadow:0 8px 28px rgba(31,54,76,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,#173b5f,#102c48);color:#fff;padding:24px 18px}.brand{font-size:27px;font-weight:800;letter-spacing:.02em;margin-bottom:30px}.brand small{display:block;font-size:12px;font-weight:500;opacity:.75}.nav a{display:block;padding:12px 14px;margin:5px 0;border-radius:10px;color:#dfeaf4}.nav a:hover,.nav a.active{background:rgba(255,255,255,.12);color:#fff}.main{padding:26px 34px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.topbar h1{font-size:25px;margin:0}.user{display:flex;gap:12px;align-items:center;color:var(--muted)}.card{background:var(--white);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);padding:22px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.metric strong{display:block;font-size:29px;color:var(--navy);margin-top:8px}.metric span{color:var(--muted);font-size:14px}.section{margin-top:22px}.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}.section-head h2{font-size:19px;margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:9px;padding:10px 15px;font-weight:700;cursor:pointer;background:var(--navy);color:#fff}.btn.secondary{background:#e8eef4;color:var(--navy)}.btn.danger{background:var(--red)}table{width:100%;border-collapse:collapse}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px 10px}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}td{font-size:14px}.pill{display:inline-block;padding:5px 9px;border-radius:999px;background:#e8f6ef;color:var(--green);font-size:12px;font-weight:700}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}.field input,.field textarea{width:100%;padding:11px 12px;border:1px solid #cfd9e2;border-radius:9px;font:inherit;background:#fff}.field.full{grid-column:1/-1}.actions{display:flex;gap:10px;margin-top:18px}.alert{padding:12px 14px;border-radius:9px;margin:0 0 16px;background:#fff1f0;color:var(--red);border:1px solid #ffccc7}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#102c48,#276795)}.login-card{width:min(430px,100%);background:#fff;border-radius:18px;padding:30px;box-shadow:0 18px 55px rgba(0,0,0,.22)}.login-card h1{margin:0 0 5px;color:var(--navy)}.login-card p{color:var(--muted);margin:0 0 22px}.login-card .field{margin-bottom:15px}.login-card .btn{width:100%;margin-top:5px}.empty{text-align:center;padding:35px;color:var(--muted)}@media(max-width:900px){.shell{grid-template-columns:1fr}.sidebar{display:none}.main{padding:20px}.grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.grid,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.topbar{align-items:flex-start;gap:12px;flex-direction:column}}