/* Minimal, professional dashboard styling — Light (Day) Theme */
:root {
  --bg: #f7f9fc;
  --panel: #ffffff;
  --panel-2: #fafbfd;
  --text: #0f172a;
  --muted: #4b5563;
  --accent: #2563eb;
  --accent-2: #06b6d4;
  --danger: #dc2626;
  --ok: #16a34a;
  --warn: #d97706;
  --border: #e5e7eb;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background:
    radial-gradient(1200px 800px at 80% -100px, rgba(37,99,235,0.08), transparent 70%),
    radial-gradient(900px 600px at 10% -200px, rgba(6,182,212,0.06), transparent 60%),
    var(--bg);
  color: var(--text);
}

.container { width: 90%; margin: 0 auto; padding: 24px; max-width: 1920px; }

.navbar {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.9);
}
.navbar .inner { display: flex; align-items: center; gap: 16px; padding: 12px 24px; }
.brand { font-weight: 700; letter-spacing: 0.4px; }
.brand .dot { color: var(--accent); }
.nav-links { display: flex; gap: 12px; margin-left: auto; align-items: center; }
.nav-links a { color: var(--muted); text-decoration: none; padding: 8px 12px; border-radius: 8px; }
.nav-links a.active, .nav-links a:hover { color: var(--text); background: linear-gradient(90deg, rgba(37,99,235,0.12), rgba(6,182,212,0.08)); }

.grid { display: grid; gap: 16px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1024px) { .grid.cols-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 720px) { .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; } .nav-links { flex-wrap: wrap; } }

.card { background: linear-gradient(180deg, var(--panel), var(--panel-2)); border: 1px solid var(--border); border-radius: 14px; padding: 16px; box-shadow: 0 1px 2px rgba(15,23,42,0.04); }
.card h3 { margin: 0 0 8px; font-size: 14px; font-weight: 600; color: var(--muted); }
.value { font-size: 28px; font-weight: 700; letter-spacing: 0.4px; }
.sub { color: var(--muted); font-size: 12px; }

.controls { display: flex; gap: 12px; flex-wrap: wrap; }
.input, select, button { background: #ffffff; color: var(--text); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; transition: border-color .15s ease, box-shadow .15s ease; outline: none; }
.input:hover, select:hover, button:hover { border-color: #d1d5db; }
.input:focus, select:focus, .input:focus-visible, select:focus-visible { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.15); }
button.primary { border: 1px solid rgba(37,99,235,0.3); background: linear-gradient(90deg, rgba(37,99,235,0.12), rgba(6,182,212,0.08)); }
button.ghost { background: transparent; }
button.danger { border-color: rgba(220,38,38,.25); color: #7f1d1d; }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; color: var(--muted); }
.table th { color: var(--text); font-weight: 600; font-size: 13px; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; border: 1px solid var(--border); color: var(--muted); background: #fff; }
.badge.ok { color: #065f46; border-color: rgba(16,185,129,0.35); background: #ecfdf5; }
.badge.warn { color: #7c2d12; border-color: rgba(245,158,11,0.35); background: #fffbeb; }
.badge.err { color: #7f1d1d; border-color: rgba(239,68,68,0.35); background: #fef2f2; }

.kpi { display:flex; align-items:center; gap:12px; }
.spark { height: 38px; width: 120px; opacity: 0.8; }

.footer { color: var(--muted); font-size: 12px; text-align:center; padding: 24px; border-top: 1px solid var(--border); margin-top: 24px; opacity: .75; }

.modal { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; background: rgba(0,0,0,.2); }
.modal.open { display: flex; }
.modal .dialog { width: 560px; max-width: calc(100% - 24px); background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 16px; }
.modal h3 { margin-top: 0; }
.form { display: grid; gap: 12px; }
label { font-size: 12px; color: var(--muted); display: block; margin-bottom: 4px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }