:root {
  --panel-bg:      #0f172a;
  --panel-border:  #1e3a5f;
  --panel-text:    #e2e8f0;
  --panel-muted:   #94a3b8;
  --panel-section: #1e293b;
  --ok:    #22c55e;
  --warn:  #f59e0b;
  --error: #ef4444;
  --accent: #3b82f6;
}

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

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: Arial, Helvetica, sans-serif;
  background: #0f172a;
}

/* ── LAYOUT ─────────────────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  height: 100vh;
}

/* ── PANEL LATERAL ──────────────────────────────────────────────────── */
.panel {
  background: var(--panel-bg);
  color: var(--panel-text);
  padding: 16px;
  overflow-y: auto;
  border-right: 1px solid var(--panel-border);
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.brand-icon { font-size: 1.8rem; }
.brand h1 { margin: 0; font-size: 1.2rem; color: #fff; }
.brand p  { margin: 0; font-size: 0.8rem; color: var(--panel-muted); }

/* Contadores */
.counters {
  display: flex;
  gap: 8px;
  margin-bottom: 4px;
}
.counter {
  flex: 1;
  background: var(--panel-section);
  border-radius: 8px;
  padding: 8px 6px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--panel-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}
.counter strong {
  font-size: 1.3rem;
  color: #fff;
  display: block;
}

.total-label {
  font-size: 0.78rem;
  color: var(--panel-muted);
  margin: 6px 0 14px;
  text-align: center;
}

/* Secciones */
.section {
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--panel-border);
}
.section-title {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  margin: 0 0 8px;
}
.section label {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 7px 0;
  font-size: 0.88rem;
  cursor: pointer;
}
.section input[type="checkbox"] { cursor: pointer; }

/* Buscador */
.input-search {
  width: 100%;
  padding: 7px 10px;
  background: var(--panel-section);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  color: var(--panel-text);
  font-size: 0.88rem;
  outline: none;
}
.input-search:focus { border-color: var(--accent); }
.input-search::placeholder { color: var(--panel-muted); }

/* Select */
.section select {
  width: 100%;
  padding: 7px 10px;
  background: var(--panel-section);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  color: var(--panel-text);
  font-size: 0.88rem;
  outline: none;
}

/* Info box */
.info-box {
  background: var(--panel-section);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.78rem;
  color: var(--panel-muted);
  margin-top: 4px;
}
.info-box p { margin: 3px 0; }
.info-box strong { color: var(--panel-text); }

/* Dot de estado */
.dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot.disponible { background: var(--ok); }
.dot.apartado   { background: var(--warn); }
.dot.vendido    { background: var(--error); }

/* ── MAPA ────────────────────────────────────────────────────────────── */
#map {
  width: 100%;
  height: 100%;
  background: #1e293b;
}

/* ── RESPONSIVE ─────────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
  .panel {
    max-height: 44vh;
    border-right: none;
    border-bottom: 1px solid var(--panel-border);
  }
  .counters { flex-wrap: wrap; }
}