/* ========================================
   Header
   ======================================== */
.header {
  background-color: var(--white);
  padding: 1rem 0;
  position: relative;
  z-index: 999;
  box-shadow: 0 1px 2px var(--shadow);

  .navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
}

.container {
  display: flow-root; /* avoid margin collapse */
  max-width: 48rem;
  margin: 0 auto;
  padding-left: 5%;
  padding-right: 5%;
}

.page-content {
}

.page-content .container {
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-lg);
  background-color: var(--white);
}

.header .container,
.container:has(.homepage-heading) {
  max-width: 65rem;
  background-color: transparent;
}

/* ========== Cols =========== */
.col-2,
.col-3 {
  display: grid;
  gap: var(--spacing-xs);
}

.col-2 {
  grid-template-columns: 1fr 1fr;
}

.col-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

/*Navbar links*/
.menu-toggle {
  display: none;
}

.navbar-links.active {
  display: flex;
}

.navbar-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;

  li {
    position: unset;
    margin: 0;
  }

  .nav-link {
    font-size: 15px;
    text-decoration: none;
    border: 1px solid #ddd;
    padding: 4px var(--spacing-xs);
    border-radius: 5px;
  }

  .nav-link:hover {
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
    box-shadow: 0px 0px 2px var(--accent-primary);
    transition: var(--transition);
  }
}

.sort-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

/* Pages Styles */
.rpm-mode-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tag-filters {
  display: flex;
  gap: 4px;
}

#navigation-placeholder {
  margin-left: auto;
  margin-right: 1.5rem;
}

#manualRpmGroup {
  margin-bottom: 4rem;
}

#manualRpmGroup,
#autoCalculateInputs {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.4s linear,
    transform 0.4s linear;
}

#manualRpmGroup.visible,
#autoCalculateInputs.visible {
  opacity: 1;
  transform: translateY(0);
}

.loading-text {
  color: var(--gray-3);
  font-style: italic;
  text-align: center;
  padding: 2rem;
}

/* Smooth animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

body.dark-mode {
  p {
    color: var(--text-primary);
  }

  input,
  select,
  textarea {
    color: inherit;
    border: 1px solid var(--bg-tertiary);
  }

  .page-content {
    color: var(--gray-5);
    background-color: transparent;
  }

  footer {
    color: var(--text-primary);
  }
}

body.dark-mode {
  #logo {
    .logo {
      --accent-primary: #bbb;
      color: var(--accent-primary);
      font-size: 25px;
      text-transform: uppercase;
      font-weight: 600;
    }
  }

  .preset-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
  }

  .scenario:not(.scenario-primary) {
    .scenario-label {
      color: var(--text-primary);
      background: #555;
    }
  }
}

body.dark-mode {
  .page-content .container {
    color: var(--text-primary);
    background-color: transparent;
  }
}

@media (max-width: 990px) {
  .navbar-links {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    text-align: center;
    position: fixed;
    background: black;
    color: white;
    z-index: 999;
    inset: 5rem -5% 0 -5%;

    li {
      margin: 0;
    }

    .nav-link {
      font-size: 15px;
      text-decoration: none;
      border: 0;
      padding: 4px 0;
    }

    .nav-link:hover {
      color: var(--accent-primary);
      border: 0;
      box-shadow: none;
    }
  }
}

@media (max-width: 660px) {
  footer .container {
    .main-nav {
      max-width: 18rem;
      margin-inline: auto;
    }
  }

  .nav-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px 20px;
    margin-left: 0;
  }

  .nav-links li {
    padding: 0;
    border: 0;
  }

  .nav-links li a {
    text-decoration: underline;
  }
}

#contact-form {
  max-width: 25rem;
  margin-top: 1rem;

  .form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
  }
}