:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#7b8497;--blue:#2563eb;--line:#e6e9f0}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text)}
.app{min-height:100vh}.sidebar{position:fixed;left:0;top:0;bottom:0;width:230px;background:#111827;color:#fff;padding:22px}
.brand{font-size:24px;font-weight:800}.small{font-size:12px;color:var(--muted)}.sidebar .small{color:#9ca3af}
.sidebar nav{display:grid;gap:6px;margin-top:28px}.sidebar a{color:#d1d5db;text-decoration:none;padding:10px 12px;border-radius:8px}.sidebar a:hover,.sidebar a.active{background:#1f2937;color:#fff}
.linkbtn{background:none;border:0;color:#d1d5db;padding:10px 12px;cursor:pointer}.main{margin-left:230px;padding:26px}.main.full{margin-left:0}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 2px 8px rgba(17,24,39,.04);overflow:auto}
.grid{display:grid;gap:16px}.grid.stats{grid-template-columns:repeat(5,minmax(0,1fr));margin-bottom:18px}.grid.two{grid-template-columns:1fr 1.3fr}.stat b{font-size:30px;display:block}.stat span{color:var(--muted)}
table{width:100%;border-collapse:collapse}th,td{text-align:left;border-bottom:1px solid var(--line);padding:11px 10px;font-size:14px}th{color:#596174}
.toolbar{display:flex;gap:10px;margin-bottom:15px;align-items:center}.btn{display:inline-block;border:1px solid #ccd2df;background:#fff;color:#111827;text-decoration:none;border-radius:8px;padding:9px 13px;cursor:pointer}.btn.primary{background:var(--blue);border-color:var(--blue);color:white}.actions{display:flex;gap:8px}
input,select,textarea{width:100%;border:1px solid #cfd5df;border-radius:8px;padding:10px;background:#fff}label{display:grid;gap:7px;font-size:14px}.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.check{display:flex;align-items:center;gap:8px}.check input{width:auto}.badge{font-size:12px;background:#eef2ff;padding:4px 8px;border-radius:999px}.thumb{width:46px;height:46px;object-fit:contain}.note{margin-top:12px;color:#596174;font-size:13px}
.login-wrap{min-height:100vh;display:grid;place-items:center}.login-card{width:min(430px,92vw);display:grid;gap:12px}.alert.danger{background:#fff1f2;color:#b42318;padding:10px;border-radius:8px}
@media(max-width:1000px){.grid.stats{grid-template-columns:repeat(2,1fr)}.grid.two,.formgrid{grid-template-columns:1fr}}
@media(max-width:760px){.sidebar{position:static;width:auto}.main{margin-left:0}.sidebar nav{grid-template-columns:repeat(2,1fr)}}