:root {
  /* --- Evinsys palette (tweak --accent / --accent-2 to match brand exactly) --- */
  --bg: #071523;          /* deep navy */
  --panel: #0e2438;       /* card navy */
  --panel-2: #16324b;
  --border: #21405c;
  --text: #e6eef6;
  --muted: #8ba3ba;
  --accent: #2ea6e0;      /* Evinsys blue */
  --accent-2: #1783c2;
  --brand: #2ea6e0;
  --green: #22c55e;
  --red: #ef4444;
  --amber: #f59e0b;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: linear-gradient(180deg, #0c2135 0%, var(--panel) 100%);
  border-bottom: 1px solid var(--border);
}
.topbar .brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.topbar .brand:hover { text-decoration: none; }
.brand-logo { height: 30px; width: auto; display: block; background: #fff; padding: 5px 11px; border-radius: 8px; }
.brand-fallback { font-weight: 800; font-size: 18px; color: #fff; letter-spacing: .5px; }
.brand-sub {
  font-weight: 700; font-size: 12px; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 5px; padding: 1px 7px;
  letter-spacing: 1px;
}
.topbar nav a { margin-left: 18px; color: var(--muted); font-size: 14px; }
.topbar nav a:hover { color: var(--text); text-decoration: none; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 28px 24px; }

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 26px 0 12px; }
.subtle { color: var(--muted); font-size: 13px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.card.link { transition: border-color .15s, transform .15s; }
.card.link:hover { border-color: var(--accent); transform: translateY(-2px); }

.card-head { display: flex; align-items: center; justify-content: space-between; }
.iface-name { font-size: 18px; font-weight: 700; color: #fff; }
.iface-name a { color: #fff; }

.badge {
  font-size: 12px; font-weight: 600;
  padding: 3px 10px; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 6px;
}
.badge.up { background: rgba(34,197,94,.15); color: var(--green); }
.badge.down { background: rgba(239,68,68,.15); color: var(--red); }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.up { background: var(--green); }
.dot.down { background: var(--red); }
.dot.idle { background: var(--amber); }

.meta-row { display: flex; justify-content: space-between; margin-top: 10px; font-size: 13px; color: var(--muted); }
.meta-row strong { color: var(--text); font-weight: 600; }

table { width: 100%; border-collapse: collapse; margin-top: 8px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tr:last-child td { border-bottom: none; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }

.btn {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--accent-2); color: #04121c; font-weight: 600;
  border: none; border-radius: 8px; padding: 9px 16px; cursor: pointer;
  font-size: 14px;
}
.btn:hover { background: var(--accent); text-decoration: none; }
.btn.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { background: var(--border); }
.btn.danger { background: transparent; color: var(--red); border: 1px solid rgba(239,68,68,.4); padding: 6px 12px; font-size: 13px; }
.btn.danger:hover { background: rgba(239,68,68,.12); }
.btn.small { padding: 6px 12px; font-size: 13px; }

input[type=text], input[type=password], input[type=number], select {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 9px 12px; font-size: 14px; width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 5px; }

.form-inline { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.form-inline > div { flex: 1; min-width: 150px; }

.flash { padding: 11px 16px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; }
.flash.error { background: rgba(239,68,68,.14); color: #fecaca; border: 1px solid rgba(239,68,68,.35); }
.flash.ok { background: rgba(34,197,94,.14); color: #bbf7d0; border: 1px solid rgba(34,197,94,.35); }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }

.checkbox-row { display: flex; align-items: center; gap: 8px; margin-top: 18px; }
.checkbox-row input { width: auto; }
.checkbox-row label { margin: 0; }

.login-wrap { max-width: 380px; margin: 7vh auto; }
.login-wrap .panel { padding: 28px; }
.login-logo { text-align: center; margin-bottom: 20px; }
.login-logo img { height: 54px; width: auto; background: #fff; padding: 16px 26px; border-radius: 14px; box-shadow: 0 4px 18px rgba(0,0,0,.35); }
.login-logo-fallback { font-weight: 800; font-size: 30px; letter-spacing: 3px; color: #fff; }
.login-foot { text-align: center; margin-top: 18px; font-size: 12px; }

pre.conf {
  background: #0b1220; border: 1px solid var(--border); border-radius: 8px;
  padding: 16px; overflow-x: auto; font-family: ui-monospace, Menlo, monospace;
  font-size: 12.5px; color: #cbd5e1; white-space: pre-wrap; word-break: break-all;
}
.qr { background: #fff; padding: 14px; border-radius: 10px; display: inline-block; }
.two-col { display: grid; grid-template-columns: auto 1fr; gap: 26px; align-items: start; }
@media (max-width: 640px){ .two-col { grid-template-columns: 1fr; } }

.empty { text-align: center; color: var(--muted); padding: 40px 0; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; align-items: center; }

/* modals */
.modal-back {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6);
  align-items: center; justify-content: center; z-index: 50; padding: 20px;
}
.modal {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; width: 100%; max-width: 520px;
}
#clients td .btn.small { margin-right: 4px; }