:root {
  --drone-primary: #0ea5e9;
  --drone-primary-2: #1d4ed8;
  --drone-ink: #0f172a;
  --drone-muted: #6b7280;
  --drone-border: #e5e7eb;
  --drone-surface: #ffffff;
  --drone-shell: #f5f7fb;
  --drone-shadow: 0 16px 32px -24px rgba(15, 23, 42, 0.35);
}

.drone-shell {
  background: var(--drone-shell);
  min-height: calc(100vh - 220px);
  padding: 56px 0 80px;
}

.drone-container {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 0 20px;
}

.drone-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
}

.drone-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.drone-header-row .drone-tabs {
  margin: 0;
}

.drone-title {
  font-size: 30px;
  font-weight: 800;
  color: var(--drone-ink);
}

.drone-subtitle {
  color: var(--drone-muted);
  font-size: 15px;
}


.drone-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 8px 0 24px;
  justify-content: flex-start;
}

.drone-tab {
  text-decoration: none;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--drone-border);
  color: var(--drone-muted);
  background: #fff;
  font-weight: 600;
  transition: all 0.2s ease;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
}

.drone-tab.active,
.drone-tab:hover {
  border-color: rgba(14, 165, 233, 0.4);
  color: var(--drone-ink);
  box-shadow: 0 6px 14px rgba(14, 165, 233, 0.12);
}

.drone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 4px;
}

.drone-card {
  background: var(--drone-surface);
  border: 1px solid var(--drone-border);
  border-radius: 20px;
  padding: 22px;
  box-shadow: var(--drone-shadow);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.drone-card.is-highlight {
  border-color: rgba(14, 165, 233, 0.45);
  box-shadow: 0 18px 40px rgba(14, 165, 233, 0.22);
}

.drone-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
}

.drone-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.drone-card-title {
  font-weight: 700;
  color: var(--drone-ink);
  font-size: 16px;
}

.drone-meta {
  font-size: 13px;
  color: var(--drone-muted);
}

.drone-tag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.12);
  color: #0284c7;
  font-weight: 600;
}

.drone-tag.success { background: rgba(34, 197, 94, 0.12); color: #15803d; }
.drone-tag.error { background: rgba(239, 68, 68, 0.12); color: #b91c1c; }
.drone-tag.pending { background: rgba(245, 158, 11, 0.12); color: #b45309; }

.drone-button {
  border: none;
  padding: 12px 18px;
  border-radius: 16px;
  background: linear-gradient(90deg, var(--drone-primary), var(--drone-primary-2));
  color: white;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
}

.drone-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(14, 165, 233, 0.25);
}

.drone-button.is-disabled {
  opacity: 0.6;
  pointer-events: none;
  box-shadow: none;
}

.drone-muted-note {
  font-size: 12px;
  color: #94a3b8;
}

.drone-empty {
  padding: 24px;
  border: 1px dashed var(--drone-border);
  border-radius: 20px;
  background: #fff;
  color: var(--drone-muted);
  text-align: center;
}

.drone-empty strong {
  display: block;
  color: var(--drone-ink);
  margin-bottom: 6px;
}

@media (max-width: 768px) {
  .drone-title { font-size: 24px; }
  .drone-header-row { flex-direction: column; align-items: flex-start; }
  .drone-card-row { flex-direction: column; align-items: flex-start; }
  .drone-container { padding: 0 16px; }
  .drone-tabs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }
  .drone-tab {
    justify-content: center;

    /* Ensure text stays on one line and scales down on phones */
    font-size: 13px;
    white-space: nowrap;
    line-height: 1.2;
  }
}

@media (max-width: 1024px) {
  .drone-header-row { margin-bottom: 12px; }
  .drone-tabs { margin: 8px 0 28px; }
  .drone-grid { margin-top: 6px; }
}

@media (max-width: 576px) {
  .drone-shell { padding: 28px 0 48px; }
  .drone-header { gap: 8px; }
  .drone-tabs { margin: 6px 0 32px; }
  .drone-card { padding: 16px; gap: 10px; }
  .drone-button { width: 100%; justify-content: center; min-height: 44px; }
}