:root{--ink:#172033;--muted:#667085;--line:#e5eaf1;--brand:#155eef;--bg:#f6f8fb}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 system-ui,-apple-system,Segoe UI,sans-serif}
a{color:var(--brand);text-decoration:none}.top{background:#fff;border-bottom:1px solid var(--line);padding:15px max(20px,calc((100% - 1160px)/2));display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.brand{font-weight:800;font-size:20px;color:var(--ink)}nav{display:flex;gap:18px;flex-wrap:wrap}.wrap{max-width:1160px;margin:30px auto;padding:0 18px;min-height:70vh}
.hero{background:linear-gradient(120deg,#102a56,#246bce);color:white;padding:54px 38px;border-radius:22px;margin-bottom:28px}.hero h1{font-size:clamp(30px,5vw,48px);line-height:1.1;margin:0 0 12px}.hero p{max-width:650px;color:#e1ecff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}.card,.panel{background:white;border:1px solid var(--line);border-radius:15px;padding:18px;box-shadow:0 5px 20px #15294b08}.product-img{height:160px;background:#eef3fa;border-radius:10px;display:grid;place-items:center;color:#8492a6;overflow:hidden}.product-img img{width:100%;height:100%;object-fit:cover}.price{font-size:19px;font-weight:800}.muted{color:var(--muted)}.btn,button{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:9px;padding:10px 15px;font-weight:650;cursor:pointer}.btn.secondary{background:#edf2ff;color:#174ea6}.btn.danger{background:#c62828}
input,select,textarea{width:100%;padding:11px;border:1px solid #ccd5e2;border-radius:8px;background:white;font:inherit;margin:5px 0 13px}label{font-weight:650;font-size:14px}form.inline{display:inline}table{width:100%;border-collapse:collapse;background:white}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#f0f4fa}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}.notice{padding:12px 15px;border-radius:9px;margin:12px 0;background:#e8f7ed}.notice.error{background:#ffeded}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}.stat strong{font-size:26px;display:block}.adminnav{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.adminnav a{background:white;padding:9px 12px;border:1px solid var(--line);border-radius:8px}footer{text-align:center;padding:25px;color:var(--muted);border-top:1px solid var(--line);background:#fff}
@media(max-width:650px){.hero{padding:32px 22px}.top{align-items:flex-start}nav{gap:12px}.wrap{margin:20px auto}}