/* Shared top navigation for Habit Tracker pages */

.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  margin-bottom: 22px;
}

.top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.project-back-button,
.back-btn {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 16px;
  border-radius: 8px;
  background: #1e293b;
  border: 1px solid #3b82f6;
  color: #3b82f6;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(21, 24, 30, 0.06);
  transition: all 0.2s ease;
}

.project-back-button:hover,
.back-btn:hover {
  background: #3b82f6;
  color: #fff;
}

#analytics-btn,
#theme-toggle,
.theme-btn {
  min-height: 40px;
  padding: 9px 14px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  border: 1px solid transparent;
  box-shadow: none;
}

#analytics-btn {
  position: static;
  background: var(--accent, #1f9d55);
  color: #ffffff;
}

#theme-toggle,
.theme-btn {
  background: #121212;
  color: #ffffff;
}

body.dark-mode .project-back-button,
body.dark-mode .back-btn {
  background: #1e293b;
  color: #3b82f6;
  border-color: #3b82f6;
}

body.dark-mode #theme-toggle,
body.dark-mode .theme-btn {
  background: #f7f4ef;
  color: #111418;
}

@media (max-width: 640px) {
  .top-nav {
    align-items: stretch;
    flex-direction: column;
  }

  .top-actions {
    width: 100%;
  }

  .project-back-button,
  .back-btn,
  #analytics-btn,
  #theme-toggle,
  .theme-btn {
    justify-content: center;
    flex: 1;
  }
}