:root {
  --bg: #0f1420;
  --bg2: #161d2e;
  --card: #1b2436;
  --border: #2a3550;
  --text: #e6ebf5;
  --muted: #8b96ab;
  --accent: #3b82f6;
  --accent2: #60a5fa;
  --ok: #22c55e;
  --warn: #f59e0b;
  --err: #ef4444;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: radial-gradient(1200px 600px at 20% -10%, #1a2540 0%, var(--bg) 55%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

/* ── barra superior ── */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px; border-bottom: 1px solid var(--border);
  background: rgba(11, 15, 25, .6); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand .logo { font-size: 28px; }
.brand h1 { font-size: 19px; font-weight: 700; letter-spacing: .3px; }
.brand p { color: var(--muted); font-size: 13px; margin-top: 2px; }

.chips { display: flex; gap: 10px; flex-wrap: wrap; }
.chip {
  padding: 6px 12px; border-radius: 999px; font-size: 12.5px;
  background: var(--card); border: 1px solid var(--border); color: var(--muted);
}
.chip.ok { color: var(--ok); border-color: rgba(34,197,94,.4); }
.chip.warn { color: var(--warn); border-color: rgba(245,158,11,.4); }
.chip.err { color: var(--err); border-color: rgba(239,68,68,.4); }

/* ── contenido ── */
main { padding: 24px 28px 60px; max-width: 1200px; margin: 0 auto; }

.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px; margin-bottom: 22px;
}
.stat {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px; text-align: center;
}
.stat-value { font-size: 30px; font-weight: 800; color: var(--accent2); }
.stat-label { color: var(--muted); font-size: 12.5px; margin-top: 6px; }

/* ── tarjetas ── */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 22px;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; margin-bottom: 14px;
}
.card-head h2 { font-size: 16px; }

.actions { display: flex; gap: 8px; flex-wrap: wrap; }
select, input[type="text"], input[type="number"], input:not([type]),
input[type="password"] {
  background: var(--bg2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px; font-size: 13.5px; outline: none;
}
select:focus, input:focus { border-color: var(--accent); }
label { font-size: 13px; color: var(--muted); display: flex; flex-direction: column; gap: 5px; }

.btn {
  background: var(--bg2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 14px; font-size: 13.5px; cursor: pointer;
  transition: .15s; white-space: nowrap;
}
.btn:hover { border-color: var(--accent2); color: #fff; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent2); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.danger { color: var(--err); border-color: rgba(239,68,68,.4); }

/* ── tablas ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th {
  text-align: left; color: var(--muted); font-weight: 600; font-size: 12px;
  text-transform: uppercase; letter-spacing: .4px;
  padding: 10px 10px; border-bottom: 1px solid var(--border);
}
td { padding: 10px; border-bottom: 1px solid rgba(42,53,80,.5); vertical-align: middle; }
tr:hover td { background: rgba(59,130,246,.05); }

.thumb {
  width: 96px; height: 56px; object-fit: cover; border-radius: 6px;
  border: 1px solid var(--border); cursor: pointer; display: block;
  background: var(--bg2);
}
.badge {
  display: inline-block; padding: 3px 9px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600;
}
.badge.ok { background: rgba(34,197,94,.15); color: var(--ok); }
.badge.err { background: rgba(239,68,68,.15); color: var(--err); }
.badge.on { background: rgba(34,197,94,.15); color: var(--ok); }
.badge.off { background: rgba(239,68,68,.15); color: var(--err); }
.badge.auto { background: rgba(59,130,246,.15); color: var(--accent2); }
.badge.manual { background: rgba(245,158,11,.15); color: var(--warn); }
.badge.stream { background: rgba(59,130,246,.15); color: var(--accent2); }
.badge.missing { background: rgba(245,158,11,.15); color: var(--warn); }
.badge.yes { background: rgba(34,197,94,.15); color: var(--ok); }

.empty { color: var(--muted); text-align: center; padding: 22px; }

/* ── formulario ── */
.form-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.form-grid label.checkbox {
  flex-direction: row; align-items: center; gap: 8px; padding-top: 22px;
}
.form-row { margin: 12px 0 18px; }
.form-actions {
  grid-column: 1 / -1; display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px;
}
.capture-settings { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 16px; }
.msg { margin-top: 12px; font-size: 13.5px; }
.msg.ok { color: var(--ok); }
.msg.err { color: var(--err); }

/* ── editor de NVRs ── */
.nvrs-editor { display: flex; flex-direction: column; gap: 14px; }
.nvr-box {
  border: 1px solid var(--border); border-radius: 10px; padding: 14px;
  background: var(--bg2);
}
.nvr-box-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.nvr-box-head strong { color: var(--accent2); font-size: 14px; }

/* ── filas de agrupación por NVR ── */
tr.group-head td {
  background: rgba(59,130,246,.08);
  font-weight: 700; color: var(--accent2);
  border-bottom: 1px solid var(--border);
  padding: 8px 10px;
}
.muted { color: var(--muted); font-weight: 400; }

/* ── modal ── */
.modal {
  position: fixed; inset: 0; background: rgba(4,7,14,.82);
  display: flex; align-items: center; justify-content: center; z-index: 50;
  padding: 20px;
}
.modal.hidden { display: none; }
.modal-content {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  max-width: 860px; width: 100%; padding: 20px; position: relative;
}
.modal-content h3 { margin-bottom: 12px; font-size: 15px; }
.modal-content img {
  width: 100%; max-height: 68vh; object-fit: contain; border-radius: 8px;
  background: #000;
}
.modal-content p { color: var(--muted); font-size: 13px; margin-top: 12px; }
.modal-close {
  position: absolute; top: 10px; right: 16px; font-size: 26px; cursor: pointer;
  color: var(--muted); line-height: 1;
}
.modal-close:hover { color: #fff; }

/* ── toast ── */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 20px; font-size: 14px; z-index: 60; box-shadow: 0 8px 30px rgba(0,0,0,.5);
  max-width: 90vw;
}
.toast.ok { border-color: rgba(34,197,94,.5); color: var(--ok); }
.toast.err { border-color: rgba(239,68,68,.5); color: var(--err); }
.toast.hidden { display: none; }

@media (max-width: 640px) {
  .topbar { flex-direction: column; gap: 10px; align-items: flex-start; }
  main { padding: 16px; }
}