/* Medveta shared UI — landing + control console */
:root {
  color-scheme: light;
  --ink: #10241f;
  --ink-soft: #1a2330;
  --muted: #5b6b7c;
  --muted-light: #8a9aab;
  --paper: #f3f6f4;
  --panel: #ffffff;
  --line: #d7e0dc;
  --line-soft: #e8efeb;
  --teal: #0e4f48;
  --teal-bright: #1a8a7d;
  --teal-soft: #d9ebe4;
  --teal-glow: rgba(26, 138, 125, 0.18);
  --hero-from: #0b2e2a;
  --hero-mid: #163a34;
  --hero-to: #1f4d45;
  --online: #1f7a4d;
  --online-bg: #e4f5eb;
  --offline: #9b3b2e;
  --offline-bg: #f8e8e5;
  --unknown: #6b7280;
  --unknown-bg: #eef0f3;
  --shadow-sm: 0 2px 8px rgba(16, 36, 31, 0.06);
  --shadow-md: 0 12px 40px rgba(16, 36, 31, 0.1);
  --shadow-lg: 0 24px 60px rgba(16, 36, 31, 0.14);
  --radius: 14px;
  --radius-sm: 10px;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); border: 0;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  border: none; border-radius: var(--radius-sm); padding: 0.6rem 1rem;
  font: inherit; font-weight: 600; cursor: pointer; transition: background 0.15s, transform 0.1s;
}
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-primary { background: var(--teal-bright); color: #fff; }
.btn-primary:hover:not(:disabled) { background: #157a6f; }
.btn-secondary { background: #e8edf2; color: var(--ink-soft); }
.btn-secondary:hover:not(:disabled) { background: #d9e2ea; }
.btn-ghost { background: transparent; color: var(--teal); border: 1px solid var(--line); }
.btn-ghost:hover:not(:disabled) { background: var(--teal-soft); }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.82rem; }
.btn-block { width: 100%; }

/* Panels & cards */
.panel {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1rem 1.25rem; border-bottom: 1px solid var(--line-soft);
}
.panel-head h2, .panel-head h3 { margin: 0; font-size: 1rem; font-weight: 700; letter-spacing: -0.02em; }
.panel-body { padding: 0; }
.panel-body.padded { padding: 1.25rem; }

.kpi-card {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow-sm);
}
.kpi-label {
  margin: 0 0 0.35rem; font-size: 0.78rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted);
}
.kpi-value { margin: 0; font-size: 1.85rem; font-weight: 700; letter-spacing: -0.03em; color: var(--ink); }
.kpi-hint { margin: 0.35rem 0 0; font-size: 0.82rem; color: var(--muted); }

/* Tables */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%; border-collapse: collapse; font-size: 0.9rem;
}
table.data-table th,
table.data-table td {
  text-align: left; padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--line-soft); vertical-align: middle;
}
table.data-table th {
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--muted); background: #fafcfb;
}
table.data-table tbody tr:hover { background: #f8fbf9; }
table.data-table tbody tr:last-child td { border-bottom: none; }
.cell-main { font-weight: 600; color: var(--ink); }
.cell-sub { font-size: 0.8rem; color: var(--muted); margin-top: 0.15rem; }

/* Badges */
.badge {
  display: inline-block; border-radius: 999px; padding: 0.2rem 0.6rem;
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
}
.badge.online { background: var(--online-bg); color: var(--online); }
.badge.offline { background: var(--offline-bg); color: var(--offline); }
.badge.unknown, .badge.never_seen { background: var(--unknown-bg); color: var(--unknown); }
.badge.active { background: var(--teal-soft); color: var(--teal); }

/* Forms */
.field label {
  display: flex; flex-direction: column; gap: 0.35rem;
  font-size: 0.85rem; font-weight: 600; color: var(--muted);
}
.field input, .search-field input {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem; font: inherit; color: var(--ink); background: #fff;
  outline: none; transition: border-color 0.15s, box-shadow 0.15s;
}
.field input:focus, .search-field input:focus {
  border-color: var(--teal-bright);
  box-shadow: 0 0 0 3px var(--teal-glow);
}

.error-text { color: var(--offline); font-size: 0.88rem; margin: 0.5rem 0 0; }
.muted { color: var(--muted); }
.empty-state {
  padding: 2rem 1.25rem; text-align: center; color: var(--muted);
}
.empty-state p { margin: 0 0 0.75rem; }

.status-banner {
  font-size: 0.88rem; margin: 0 0 1rem; padding: 0.65rem 0.85rem; border-radius: var(--radius-sm);
}
.status-banner.ok { background: var(--online-bg); color: var(--online); }
.status-banner.warn { background: #fff4e5; color: #8a5a12; }
.status-banner.checking { background: #eef2f5; color: var(--muted); }