:root{
    --bg:#f4f7fb;
    --panel:#ffffff;
    --ink:#182233;
    --muted:#667085;
    --line:#e6eaf0;
    --nav:#1d304c;
    --nav-deep:#14243a;
    --blue:#416f9f;
    --gold:#9a7b45;
    --green:#087a55;
    --red:#b42318;
}
*{box-sizing:border-box}
body{
    margin:0;
    font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
    background:var(--bg);
    color:var(--ink);
}
a{color:inherit;text-decoration:none}
.layout{min-height:100vh;display:grid;grid-template-columns:260px 1fr}
.sidebar{
    background:linear-gradient(180deg,var(--nav),var(--nav-deep));
    color:#fff;
    padding:22px 16px;
    display:flex;
    flex-direction:column;
    position:sticky;
    top:0;
    height:100vh;
}
.brand{display:flex;gap:12px;align-items:center;padding:0 6px 24px}
.brand-mark{
    width:48px;height:48px;border-radius:14px;background:#fff;color:var(--nav);
    display:grid;place-items:center;font-size:14px;font-weight:800
}
.brand strong,.brand small{display:block}
.brand small{margin-top:2px;color:#c6d0de}
nav{display:flex;flex-direction:column;gap:6px}
nav a{padding:10px 12px;border-radius:9px;color:#f1f4f8}
nav a:hover{background:rgba(255,255,255,.08)}
nav a.disabled{opacity:.45;cursor:not-allowed}
nav a em{float:right;font-size:10px;font-style:normal}
.nav-section{
    margin:18px 12px 4px;
    font-size:11px;
    text-transform:uppercase;
    letter-spacing:.12em;
    color:#98a9bd
}
.sidebar-footer{
    margin-top:auto;
    border-top:1px solid rgba(255,255,255,.12);
    padding:16px 8px 0
}
.sidebar-footer strong,.sidebar-footer small{display:block}
.sidebar-footer small{margin:4px 0 10px;color:#c4ceda}
.sidebar-footer a{text-decoration:underline;font-size:13px}
.main{padding:28px 32px 48px}
.topbar h1{margin:0;font-size:28px}
.topbar p{margin:6px 0 24px;color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.card{
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:15px;
    padding:18px;
    box-shadow:0 7px 20px rgba(16,24,40,.04)
}
.metric span{display:block;color:var(--muted);font-size:13px}
.metric strong{display:block;margin-top:7px;font-size:30px}
.section-head{
    display:flex;align-items:center;justify-content:space-between;gap:12px;margin:28px 0 12px
}
.section-head h2{margin:0;font-size:20px}
.module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.module{
    background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px
}
.module strong{display:block;margin-bottom:5px}
.module span{font-size:13px;color:var(--muted)}
.btn{
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid transparent;border-radius:9px;padding:10px 14px;
    background:var(--nav);color:#fff;font-weight:700;cursor:pointer
}
.btn.secondary{background:#fff;color:var(--ink);border-color:var(--line)}
.table-wrap{
    overflow:auto;background:#fff;border:1px solid var(--line);border-radius:14px
}
table{width:100%;border-collapse:collapse;min-width:820px}
th,td{padding:13px 15px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{
    background:#fafbfc;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em
}
.badge{
    display:inline-flex;padding:5px 8px;border-radius:999px;font-size:12px;font-weight:700;
    background:#eef4ff;color:#315f8c;margin:1px 3px 1px 0
}
.badge.green{background:#ecfdf3;color:var(--green)}
.form-card{
    max-width:980px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px
}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.field input,.field select,.field textarea{
    width:100%;padding:10px 12px;border:1px solid #cfd6e1;border-radius:9px;font:inherit;background:#fff
}
.field.full{grid-column:1/-1}
.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.check-card{
    display:flex!important;align-items:center;gap:8px;
    border:1px solid var(--line);border-radius:10px;padding:10px;font-weight:500!important
}
.check-card input{width:auto!important}
.form-actions{display:flex;gap:10px;margin-top:18px}
.alert{
    padding:12px 14px;border-radius:10px;margin-bottom:18px;
    border:1px solid #c7d7fe;background:#eef4ff
}
.alert.success{background:#ecfdf3;border-color:#abefc6;color:#05603a}
.alert.error{background:#fef3f2;border-color:#fecdca;color:#912018}
.login{
    min-height:100vh;display:grid;place-items:center;padding:24px;
    background:
      radial-gradient(circle at 15% 20%,rgba(65,111,159,.15),transparent 32%),
      radial-gradient(circle at 90% 90%,rgba(154,123,69,.12),transparent 30%),
      var(--bg)
}
.login-card{
    width:min(430px,100%);background:#fff;border:1px solid var(--line);
    border-radius:18px;padding:28px;box-shadow:0 20px 50px rgba(16,24,40,.09)
}
.login-card h1{margin:0 0 6px}
.login-card p{margin:0 0 22px;color:var(--muted)}
.small-note{font-size:12px;color:var(--muted)}
@media(max-width:1000px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){
    .layout{display:block}
    .sidebar{position:static;height:auto}
    .main{padding:20px 16px 40px}
    .cards,.module-grid,.form-grid,.check-grid{grid-template-columns:1fr}
}