// Tutorials landing page styles

// Card footer gradient images
$card-footers: (
  "3-col-pink",
  "3col-blue-light-blue",
  "3-col-light-blue",
  "3col-blue-green",
  "3col-magenta",
  "3-col-orange"
);

$whats-new-footers: (
  "3col-green-purple",
  "3col-purple-blue-green",
  "3col-green-blue"
);

// Tutorial cards
.page-tutorials .tutorial-cards {
  > div {
    display: flex;
  }

  .card {
    display: flex;
    flex-direction: column;
    height: 100%;
    width: 100%;
    min-height: 300px;
    transition: all 0.35s ease-out;
    cursor: pointer;

    &:hover {
      transform: translateY(-16px);
    }

    .card-header {
      border-bottom: none;
      background: transparent;
      padding: 1.5rem 1.5rem 0 2rem;
    }

    .circled-logo {
      margin-left: -10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .card-body {
      padding: 1rem 1.5rem;
      flex: 1;
    }

    .card-title {
      font-weight: 700;
      margin-bottom: 1rem;
    }

    .card-text {
      font-size: 1rem;
      margin-bottom: 1.5rem;
    }

    .card-footer {
      background-color: transparent;
      border-top: none;
      padding: 0;
      height: 40px;
      background-size: cover;
      background-position: bottom;
      background-repeat: no-repeat;
      margin-top: auto;
    }
  }

  // Apply colored footers to each card
  @for $i from 1 through length($card-footers) {
    > div:nth-child(#{$i}) .card .card-footer {
      background-image: url("../img/cards/#{nth($card-footers, $i)}.svg");
    }
  }
}

// Light mode: invert HTTP/WebSocket icon
.light .page-tutorials .tutorial-cards .circled-logo img[alt="HTTP / WebSocket"] {
  filter: invert(1);
}

// Contribution Card - community contribution with meta links
.page-tutorials .tutorial-cards .contribution-card {
  .contribution-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
  }

  .contribution-icon {
    background: rgba($blue-purple-500, 0.15);
    color: $blue-purple-300;
    font-size: 26px;
  }

  .card-external-icon {
    font-size: 0.85rem;
    margin-left: 0.35rem;
    color: $gray-500;
    vertical-align: middle;
  }

  .card-meta-row {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    flex-wrap: wrap;
    margin-left: auto;
    margin-top: -4px;

    .meta-link {
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
      color: $gray-300;
      text-decoration: none;
      transition: color 0.15s ease;

      .fa {
        font-size: 0.8rem;
      }

      &:hover {
        color: $blue-purple-300;
      }
    }

    .meta-dot {
      color: $gray-500;
      font-weight: bold;
      user-select: none;
    }
  }
}

// Light mode: Contribution Card
.light .page-tutorials .tutorial-cards .contribution-card {
  .contribution-icon {
    background: rgba($blue-purple-500, 0.1);
    color: $blue-purple-600;
  }

  .card-meta-row {
    .meta-link {
      color: $gray-600;

      &:hover {
        color: $blue-purple-600;
      }
    }

    .meta-dot {
      color: $gray-500;
    }
  }
}

// Tutorial category section spacing
.page-tutorials .category-section + .category-section {
  margin-top: 2rem;
}

// Explore more link
.page-tutorials .explore-more-wrapper {
  margin-top: -1.5rem;
  margin-bottom: 1.5rem;

  .explore-more-link {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    font-family: inherit;
    font-size: 1.05rem;
    color: $blue-purple-300;

    &:hover {
      text-decoration: underline;
    }
  }
}

.light .page-tutorials .explore-more-wrapper .explore-more-link {
  color: $blue-purple-600;
}

// TOC navigation buttons
.page-tutorials .page-toc.no-sideline {
  border-left: none;
  gap: 0.75rem;

  li {
    a {
      border-radius: 100px;
      padding: 0.5rem 1rem;
      margin: 0;
      background-color: $gray-800;
      color: $gray-200;
      font-weight: 500;
      transition: all 0.2s ease;

      &:hover,
      &:focus,
      &:active {
        background-color: $blue-purple-500;
        color: $white;
        border-left: none;
        margin-left: 0;
      }
    }
  }
}

// Light mode: TOC buttons
.light .page-tutorials .page-toc.no-sideline {
  li a {
    background-color: $gray-200;
    color: $gray-800;

    &:hover,
    &:focus,
    &:active {
      background-color: $blue-purple-500;
      color: $white;
    }
  }
}

// What's New section
.whats-new-section {
  // Gradient underline on section title
  h3 {
    display: inline-block;
    position: relative;
    padding-bottom: 8px;

    &::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 60px;
      height: 3px;
      background: linear-gradient(90deg, $blue-purple-500, $green-400);
      border-radius: 2px;
    }
  }

  // Different footer colors for What's New cards
  .tutorial-cards {
    @for $i from 1 through length($whats-new-footers) {
      > div:nth-child(#{$i}) .card .card-footer {
        background-image: url("../img/cards/#{nth($whats-new-footers, $i)}.svg");
      }
    }
  }
}

// Quick Reference Card
.page-tutorials .quick-ref-card {
  background: rgba($gray-800, 0.7);
  border: 1px solid $gray-700;
  border-left: 3px solid $blue-purple-500;
  border-radius: 12px;
  padding: 1rem 1.5rem;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  margin-left: auto;
  max-width: 480px;

  @media (max-width: 991px) {
    margin-left: 0;
    max-width: 100%;
  }

  .quick-ref-section {
    padding: 0.25rem 0;
  }

  .quick-ref-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: $blue-purple-300;
    margin-bottom: 0.75rem;
  }

  .quick-ref-group {
    margin-bottom: 0.75rem;

    &:last-of-type {
      margin-bottom: 0.5rem;
    }
  }

  .quick-ref-key {
    display: block;
    font-size: 0.85rem;
    color: $gray-300;
    margin-bottom: 0.35rem;

    strong {
      font-weight: 700;
      color: $white;
    }
  }

  .quick-ref-urls {
    display: grid;
    grid-template-columns: auto auto;
    gap: 0.25rem 0.75rem;
    align-items: center;
    width: fit-content;
    max-width: 100%;

    @media (max-width: 576px) {
      grid-template-columns: 1fr;
      gap: 0.2rem;
    }
  }

  .quick-ref-protocol {
    font-size: 0.7rem;
    font-weight: 500;
    color: $gray-500;
    letter-spacing: 0.02em;
  }

  .quick-ref-value {
    font-size: 0.75rem;
    color: $blue-purple-300;
    background: rgba($gray-900, 0.5);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
  }

  .quick-ref-value-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    transition: opacity 0.2s ease;
    max-width: 100%;
    overflow: hidden;

    &:hover {
      opacity: 0.8;

      .quick-ref-value {
        background: rgba($gray-800, 0.8);
      }
    }

    &.copied .quick-ref-value {
      background: rgba($green-500, 0.2);
      color: $green-400;
    }

    .copy-icon {
      font-size: 0.7rem;
      color: $green-400;
      min-width: 0.8rem;
      flex-shrink: 0;
    }

    @media (max-width: 576px) {
      margin-bottom: 0.5rem;
    }
  }

  .quick-ref-link {
    display: inline-block;
    font-size: 0.8rem;
    color: $blue-purple-300;
    margin-top: 0.35rem;
    text-decoration: none;

    &:hover {
      text-decoration: underline;
    }
  }

  .quick-ref-divider {
    height: 1px;
    background: $gray-700;
    margin: 0.5rem 0;
  }

  .quick-ref-faucet {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    font-weight: 500;
    color: $white;
    text-decoration: none;
    padding: 0.25rem 0;

    &:hover {
      color: $blue-purple-300;
    }

    .quick-ref-arrow {
      color: $blue-purple-400;
    }
  }
}

// Light mode: Quick Reference Card
.light .page-tutorials .quick-ref-card {
  background: rgba($white, 0.95);
  border-color: $gray-300;
  border-left: 3px solid $blue-purple-500;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);

  .quick-ref-label {
    color: $blue-purple-600;
  }

  .quick-ref-key {
    color: $gray-700;

    strong {
      color: $gray-900;
    }
  }

  .quick-ref-protocol {
    color: $gray-500;
  }

  .quick-ref-value {
    color: $blue-purple-600;
    background: rgba($gray-300, 0.6);
  }

  .quick-ref-value-btn {
    &:hover .quick-ref-value {
      background: rgba($gray-400, 0.6);
    }

    &.copied .quick-ref-value {
      background: rgba($green-500, 0.15);
      color: $green-700;
    }

    .copy-icon {
      color: $green-600;
    }
  }

  .quick-ref-link {
    color: $blue-purple-600;
  }

  .quick-ref-divider {
    background: $gray-200;
  }

  .quick-ref-faucet {
    color: $gray-900;

    &:hover {
      color: $blue-purple-600;
    }

    .quick-ref-arrow {
      color: $blue-purple-500;
    }
  }
}