:root{
  --brand:#1f7a1f;
  --brand-dark:#0f3d1a;
  --brand-darker:#0a2c13;
  --brand-light:#e7f5e7;
  --accent:#8bc34a;
  --ink:#1d2430;
  --muted:#6b7785;
  --line:#eceef1;
  --bg:#f4f6f8;
  --card:#ffffff;
  --radius:0px;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 4px 14px rgba(16,24,40,.05);
}
*{box-sizing:border-box;outline:none}
*:focus,*:focus-visible{outline:none;box-shadow:none}
body{margin:0;font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);font-size:14.5px}
a{text-decoration:none}

/* ---------- Focus reset ---------- */
.form-control:focus,
.form-select:focus,
.form-check-input:focus,
.btn:focus,
.btn:focus-visible,
input:focus,
select:focus,
textarea:focus{
  outline:none !important;
  box-shadow:none !important;
  border-color:var(--line) !important;
}

/* ---------- Brand mark ---------- */
.brand-mark{width:56px;height:56px;border-radius:0;background:var(--brand);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:28px;
  box-shadow:0 6px 16px rgba(31,122,31,.35)}
.brand-mark.sm{width:38px;height:38px;border-radius:0;font-size:20px;box-shadow:none}
.text-brand{color:var(--brand)}

/* ---------- Login ---------- */
.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0f3d1a 0%,#1f7a1f 100%);padding:20px}
.login-wrap{width:100%;max-width:400px}
.login-card{background:#fff;border-radius:0;padding:38px 34px;box-shadow:0 18px 50px rgba(0,0,0,.25)}

/* ---------- Layout ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:248px;background:var(--brand-darker);color:#cfe0d2;display:flex;flex-direction:column;
  position:fixed;inset:0 auto 0 0;height:100vh;z-index:1040;transition:transform .25s}
.main{flex:1;margin-left:248px;display:flex;flex-direction:column;min-width:0}

.sidebar-brand{display:flex;align-items:center;gap:12px;padding:20px 18px;border-bottom:1px solid rgba(255,255,255,.07)}
.sidebar-brand .brand-text{display:flex;flex-direction:column;line-height:1.1}
.sidebar-brand strong{color:#fff;font-size:16px}
.sidebar-brand span{font-size:11px;color:#7fae86;letter-spacing:.5px}

.sidebar-logo-full{height:50px;width:auto;display:block;object-fit:contain}
.sidebar-logo-icon{height:50px;width:auto;display:none;object-fit:contain}

.sidebar.collapsed .sidebar-logo-full{display:none}
.sidebar.collapsed .sidebar-logo-icon{display:block}

.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}
.sidebar .nav-link{display:flex;align-items:center;gap:12px;padding:10px 18px;border-radius:0;
  color:#a9c4ad;font-weight:500;margin-bottom:2px;transition:.15s}
.sidebar .nav-link i{font-size:17px;width:20px;text-align:center}
.sidebar .nav-link:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar .nav-link.active{background:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(31,122,31,.4);margin:0;border-radius:0}
.sidebar .nav-link:focus,.sidebar .nav-link:focus-visible{outline:none;box-shadow:none}

.sidebar-foot{padding:10px;border-top:1px solid rgba(255,255,255,.07)}
.sidebar-support{font-size:12px;color:#7fae86;padding:10px 14px}

.sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:1039}
.sidebar-backdrop.show{display:block}

/* ---------- Topbar ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:14px 26px;
  display:flex;align-items:center;position:sticky;top:0;z-index:1020}
.topbar-title{font-size:19px;font-weight:700;margin:0}
.topbar-sub{font-size:12px;color:var(--muted);margin:0}
.topbar-bell{width:40px;height:40px;border-radius:0;display:flex;align-items:center;justify-content:center;
  color:var(--ink);font-size:18px;background:var(--bg)}
.bell-dot{position:absolute;top:-4px;right:-4px;background:#e53935;color:#fff;font-size:10px;
  min-width:18px;height:18px;border-radius:0;display:flex;align-items:center;justify-content:center;padding:0 4px}
.user-chip{display:flex;align-items:center;gap:8px;color:var(--ink);font-weight:600}
.avatar{width:34px;height:34px;border-radius:0;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700}

/* ---------- Content ---------- */
.content{padding:24px 26px;flex:1}

/* ---------- Cards ---------- */
.card-flat{background:var(--card);border:1px solid var(--line);border-radius:0;
  box-shadow:var(--shadow)}
.card-flat .card-head{padding:16px 20px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between}
.card-flat .card-head h2{font-size:15px;font-weight:700;margin:0}
.card-flat .card-body{padding:20px}

/* ---------- Stat cards ---------- */
.stat{background:#fff;border:1px solid var(--line);border-radius:0;padding:18px 20px;
  box-shadow:var(--shadow);display:flex;align-items:center;gap:16px}
.stat .ic{width:48px;height:48px;border-radius:0;display:flex;align-items:center;justify-content:center;font-size:22px}
.stat .ic.green{background:var(--brand-light);color:var(--brand)}
.stat .ic.blue{background:#e7f0fb;color:#2563eb}
.stat .ic.amber{background:#fdf2e0;color:#d97706}
.stat .ic.red{background:#fde8e8;color:#dc2626}
.stat .val{font-size:24px;font-weight:800;line-height:1}
.stat .lbl{font-size:12.5px;color:var(--muted);margin-top:2px}

/* ---------- Tables ---------- */
.table-flat{width:100%;border-collapse:separate;border-spacing:0}
.table-flat th{font-size:11.5px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);
  font-weight:600;padding:10px 14px;text-align:left;border-bottom:1px solid var(--line)}
.table-flat td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
.table-flat tr:last-child td{border-bottom:none}
.table-flat tr:hover td{background:#fafbfc}

/* ---------- Buttons ---------- */
.btn-brand{background:var(--brand);border:none;color:#fff}
.btn-brand:hover{background:#1a6b1a;color:#fff}
.btn-brand:focus,.btn-brand:focus-visible{outline:none;box-shadow:none}
.btn-outline-brand{border:1px solid var(--brand);color:var(--brand);background:#fff}
.btn-outline-brand:hover{background:var(--brand);color:#fff}
.btn-outline-brand:focus,.btn-outline-brand:focus-visible{outline:none;box-shadow:none}

/* ---------- Misc ---------- */
.dot{width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:6px}
.dot.online{background:#22c55e}.dot.offline{background:#9aa4b2}
.dot.locked{background:#ef4444}.dot.pending{background:#f59e0b}
.muted{color:var(--muted)}
.section-title{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-weight:700;margin:0 0 12px}

/* ---------- Responsive ---------- */
@media(max-width:991px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0}
}