:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface2: #1c2128;
  --border: #30363d;
  --accent: #2563eb;
  --accent-h: #1d4ed8;
  --green: #16a34a;
  --green-bg: #052e16;
  --red: #dc2626;
  --red-bg: #450a0a;
  --yellow: #d97706;
  --yellow-bg: #451a03;
  --text: #e6edf3;
  --muted: #7d8590;
  --font: 'Segoe UI', system-ui, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  padding: 2rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

header .logo {
  width: 40px;
  height: 40px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

header h1 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -.3px;
}

header p {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 3px;
}

.section-title {
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-bottom: .8rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: .75rem;
  margin-bottom: 2rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: .9rem;
  transition: border-color .15s, background .15s;
}

.card:hover {
  background: var(--surface2);
  border-color: #484f58;
}

.card .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.online { background: #22c55e; box-shadow: 0 0 6px #16a34a88; }
.dot.offline { background: #f87171; box-shadow: 0 0 6px #dc262688; }
.dot.pending { background: #fbbf24; box-shadow: 0 0 6px #d9770688; }

.card .info {
  overflow: hidden;
  flex: 1;
}

.card .info .url {
  font-size: .85rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card .info .meta {
  font-size: .72rem;
  color: var(--muted);
  margin-top: 2px;
}

.card .badge {
  font-size: .65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 3px 9px;
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.badge.online { background: var(--green-bg); color: #4ade80; border: 1px solid #166534; }
.badge.offline { background: var(--red-bg); color: #fca5a5; border: 1px solid #7f1d1d; }
.badge.pending { background: var(--yellow-bg); color: #fcd34d; border: 1px solid #78350f; }

.logs-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.logs-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .75rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
}

.logs-header h2 {
  font-size: .9rem;
  font-weight: 600;
  flex: 1;
  min-width: 120px;
}

.logs-controls {
  display: flex;
  gap: .5rem;
  align-items: center;
  flex-wrap: wrap;
}

select,
button,
.filter-input,
.download-link {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .38rem .75rem;
  font-size: .8rem;
  cursor: pointer;
  outline: none;
  font-family: var(--font);
  transition: border-color .15s;
  text-decoration: none;
}

select:hover,
button:hover,
.filter-input:hover,
.download-link:hover {
  border-color: #484f58;
}

select:focus,
.filter-input:focus {
  border-color: var(--accent);
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

button.primary:hover {
  background: var(--accent-h);
  border-color: var(--accent-h);
}

.filter-input { width: 190px; }

.log-viewer {
  background: var(--bg);
  padding: 1rem 1.2rem;
  font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  font-size: .78rem;
  line-height: 1.75;
  max-height: 500px;
  min-height: 360px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

.log-viewer:empty::before {
  content: 'Selecciona un dia para ver los registros.';
  color: var(--muted);
  font-style: italic;
  font-family: var(--font);
}

.line-ok { color: #4ade80; }
.line-caida { color: #f87171; font-weight: 600; }
.line-rec { color: #60a5fa; font-weight: 600; }
.line-error { color: #fb923c; }
.line-info { color: #8b949e; }

.log-footer {
  font-size: .72rem;
  color: var(--muted);
  padding: .6rem 1.2rem;
  border-top: 1px solid var(--border);
  background: var(--surface2);
  min-height: 30px;
}

.spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .6s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

@keyframes spin { to { transform: rotate(360deg); } }

.log-viewer::-webkit-scrollbar { width: 6px; }
.log-viewer::-webkit-scrollbar-track { background: transparent; }
.log-viewer::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.log-viewer::-webkit-scrollbar-thumb:hover { background: #484f58; }