/* dashboard.css — SolarOps AI monitoring dashboard
   Extends theme.css (amber/dark design system) */

#app { display: flex; flex-direction: column; min-height: 100vh; }

/* ── Navbar ─────────────────────────────────────────────────────────────────── */
.navbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 2rem;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 0.25rem;
  flex: 1;
}
.nav-link {
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}
.nav-link:hover { color: var(--text); background: var(--bg-3); }
.nav-link.active { color: var(--amber); background: rgba(245,158,11,0.08); }
.nav-status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-2);
}
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
}
.status-dot.online { background: #22c55e; box-shadow: 0 0 6px rgba(34,197,94,0.6); animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ── Views ──────────────────────────────────────────────────────────────────── */
.view { display: none; padding: 2rem; max-width: 1280px; margin: 0 auto; width: 100%; box-sizing: border-box; }
.view.active { display: block; }
.view-header { margin-bottom: 2rem; }
.view-header h1 { font-size: 1.75rem; margin-bottom: 0.3rem; }
.subtitle { color: var(--text-2); font-size: 0.9rem; }
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text-2);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  margin-bottom: 1rem;
  transition: color 0.15s, border-color 0.15s;
}
.back-btn:hover { color: var(--text); border-color: var(--border-bright); }

/* ── Metric Cards ───────────────────────────────────────────────────────────── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.metric-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
}
.metric-label { font-size: 0.75rem; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 0.4rem; }
.metric-value { font-family: var(--font-display); font-size: 1.75rem; font-weight: 700; line-height: 1; }
.metric-sub { font-size: 0.8rem; color: var(--text-3); margin-top: 0.25rem; }
.warning-text { color: #ef4444; }

/* ── Sites Grid ─────────────────────────────────────────────────────────────── */
.section-header { display: flex; align-items: baseline; gap: 0.75rem; margin-bottom: 1.25rem; }
.section-header h2 { font-size: 1.2rem; }
.site-count { color: var(--text-3); font-size: 0.85rem; }

.sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}
.site-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
}
.site-card:hover { border-color: var(--border-bright); transform: translateY(-1px); }
.site-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.3rem; }
.site-name { font-weight: 600; font-size: 1rem; }
.site-status {
  font-size: 0.7rem;
  padding: 0.2rem 0.55rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.site-status.online { background: rgba(34,197,94,0.1); color: #22c55e; }
.site-status.degraded { background: rgba(245,158,11,0.1); color: #F59E0B; }
.site-status.critical, .site-status.offline { background: rgba(239,68,68,0.1); color: #ef4444; }
.site-location { font-size: 0.8rem; color: var(--text-3); margin-bottom: 0.9rem; }
.site-metrics { display: flex; gap: 1rem; margin-bottom: 0.75rem; }
.sm-item { display: flex; flex-direction: column; gap: 0.1rem; }
.sm-label { font-size: 0.7rem; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.05em; }
.sm-value { font-family: var(--font-display); font-size: 0.95rem; font-weight: 600; }
.cf-bar-bg { height: 4px; background: var(--bg-3); border-radius: 2px; overflow: hidden; }
.cf-bar { height: 100%; border-radius: 2px; transition: width 0.5s ease; }

/* ── Site Detail ────────────────────────────────────────────────────────────── */
.site-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.detail-cols {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 1.5rem;
}
.detail-chart-card, .detail-faults-card, .detail-tasks-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.detail-chart-card h3, .detail-faults-card h3, .detail-tasks-card h3 {
  font-size: 0.85rem;
  color: var(--text-2);
  margin-bottom: 0.75rem;
}
.detail-right { display: flex; flex-direction: column; }
.chart-container { width: 100%; }
.chart-empty { color: var(--text-3); font-size: 0.85rem; text-align: center; padding: 2rem; }
.empty-state { color: var(--text-3); font-size: 0.85rem; text-align: center; padding: 1.5rem; }

/* ── Faults ─────────────────────────────────────────────────────────────────── */
.fault-list { display: flex; flex-direction: column; gap: 0.75rem; }
.fault-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  border-left-width: 3px;
}
.fault-card.warning { border-left-color: #F59E0B; }
.fault-card.critical { border-left-color: #ef4444; }
.fault-icon { font-size: 1.25rem; line-height: 1; padding-top: 0.1rem; }
.fault-body { flex: 1; }
.fault-title { font-weight: 600; font-size: 0.9rem; margin-bottom: 0.2rem; }
.fault-desc { font-size: 0.8rem; color: var(--text-2); margin-bottom: 0.5rem; }
.fault-meta { display: flex; align-items: center; gap: 0.75rem; font-size: 0.75rem; color: var(--text-3); }
.sev-badge {
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}
.sev-badge.warning { background: rgba(245,158,11,0.15); color: #F59E0B; }
.sev-badge.critical { background: rgba(239,68,68,0.15); color: #ef4444; }
.btn-resolve {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  color: #22c55e;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}
.btn-resolve:hover { background: rgba(34,197,94,0.2); }

/* ── Maintenance ────────────────────────────────────────────────────────────── */
#view-maintenance .view-header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.75rem; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--amber);
  color: #0a0a0f;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 7px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-primary:hover { background: #D97706; }
.full-width { width: 100%; justify-content: center; }

.maint-tabs {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1.25rem;
  background: var(--bg-2);
  padding: 0.25rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  width: fit-content;
}
.mtab {
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  background: transparent;
  border: none;
  color: var(--text-2);
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.mtab.active { background: var(--bg-3); color: var(--text); }
.mtab:hover:not(.active) { color: var(--text); }

.task-list { display: flex; flex-direction: column; gap: 0.75rem; }
.task-card {
  display: flex;
  align-items: stretch;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.task-color-bar { width: 4px; flex-shrink: 0; }
.task-body { flex: 1; padding: 0.9rem 1rem; }
.task-title { font-weight: 600; font-size: 0.9rem; margin-bottom: 0.35rem; }
.task-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; font-size: 0.78rem; color: var(--text-2); }
.task-site-tag {
  background: rgba(245,158,11,0.1);
  color: var(--amber);
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  font-size: 0.72rem;
}
.task-actions { display: flex; align-items: center; gap: 0.4rem; padding: 0.9rem; }
.btn-small {
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text-2);
  padding: 0.3rem 0.65rem;
  border-radius: 5px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.btn-small:hover { border-color: var(--border-bright); color: var(--text); }
.btn-small.btn-green { background: rgba(34,197,94,0.1); border-color: rgba(34,197,94,0.3); color: #22c55e; }
.btn-small.btn-green:hover { background: rgba(34,197,94,0.2); }
.completed-badge { font-size: 0.78rem; color: #22c55e; }

/* ── Modal ──────────────────────────────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  backdrop-filter: blur(4px);
}
.modal.hidden { display: none; }
.modal-content {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.75rem;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.modal-header h2 { font-size: 1.1rem; }
.modal-close { background: none; border: none; color: var(--text-3); font-size: 1.5rem; cursor: pointer; line-height: 1; }
.modal-close:hover { color: var(--text); }
.form-group { margin-bottom: 1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.form-group label { display: block; font-size: 0.8rem; color: var(--text-2); margin-bottom: 0.35rem; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.55rem 0.75rem;
  border-radius: 7px;
  font-size: 0.875rem;
  font-family: inherit;
  box-sizing: border-box;
  transition: border-color 0.15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--amber);
}
.form-group textarea { resize: vertical; }

/* ── Toast ──────────────────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.65rem 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  z-index: 300;
  transition: opacity 0.2s;
  pointer-events: none;
}
.toast.hidden { opacity: 0; }
.toast-success { border-color: rgba(34,197,94,0.4); }
.toast-error { border-color: rgba(239,68,68,0.4); }

/* ── Loading ───────────────────────────────────────────────────────────────── */
.loading { color: var(--text-3); font-size: 0.875rem; padding: 1rem; }

/* ── Mobile Responsive ─────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .navbar { padding: 0.6rem 1rem; gap: 0.75rem; }
  .nav-status { display: none; }
  .nav-link { font-size: 0.8rem; padding: 0.35rem 0.6rem; }
  .view { padding: 1.25rem 1rem; }
  .metrics-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
  .metric-value { font-size: 1.35rem; }
  .sites-grid { grid-template-columns: 1fr; }
  .detail-cols { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .maint-tabs { width: 100%; }
  .mtab { flex: 1; text-align: center; }
  #view-maintenance .view-header { flex-direction: column; }
}

@media (max-width: 480px) {
  .metrics-grid { grid-template-columns: 1fr; }
  .site-metrics { flex-wrap: wrap; }
}