/* =========================
     PAGE
  ========================== */

  .vh360-changelog-page {
    padding: 84px 20px;

    background:
      radial-gradient(
        circle at top left,
        rgba(36, 84, 214, 0.12),
        transparent 34%
      ),
      linear-gradient(
        180deg,
        #f7f9fc 0%,
        #ffffff 100%
      );
  }

  .vh360-changelog-container {
    max-width: 1220px;
    margin: 0 auto;
  }


  /* =========================
     HERO
  ========================== */

  .vh360-changelog-hero {
    max-width: 900px;
    margin: 0 auto 54px;
    text-align: center;
  }

  .vh360-changelog-eyebrow,
  .vh360-release-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    margin-bottom: 14px;
    padding: 8px 16px;

    border-radius: 999px;

    background: #e8f0ff;
    color: #2454d6;

    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  .vh360-changelog-hero h1 {
    margin: 0 0 18px;

    color: #101827;

    font-size: clamp(38px, 6vw, 66px);
    line-height: 1.03;
    font-weight: 900;
    letter-spacing: -0.045em;
  }

  .vh360-changelog-hero p {
    max-width: 780px;
    margin: 0 auto;

    color: #5f6b7a;

    font-size: 18px;
    line-height: 1.75;
  }


  /* =========================
     LAYOUT
  ========================== */

  .vh360-changelog-layout {
    display: grid;

    grid-template-columns: 320px 1fr;

    gap: 28px;

    align-items: start;
  }


  /* =========================
     SIDEBAR
  ========================== */

  .vh360-changelog-sidebar {
    position: sticky;
    top: 24px;

    display: grid;
    gap: 20px;
  }

  .vh360-changelog-sidebar-card {
    padding: 26px;

    border: 1px solid #e4e8ef;
    border-radius: 24px;

    background: #ffffff;

    box-shadow:
      0 14px 34px rgba(15, 23, 42, 0.065);
  }

  .vh360-version-card {
    border: 2px solid #2454d6;

    background:
      linear-gradient(
        180deg,
        #f7faff 0%,
        #ffffff 100%
      );

    box-shadow:
      0 18px 46px rgba(36, 84, 214, 0.12);
  }

  .vh360-sidebar-kicker {
    display: inline-block;

    margin-bottom: 10px;

    color: #2454d6;

    font-size: 12px;
    font-weight: 850;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .vh360-changelog-sidebar-card h2 {
    margin: 0 0 12px;

    color: #111827;

    font-size: 21px;
    line-height: 1.25;
    font-weight: 850;
    letter-spacing: -0.025em;
  }

  .vh360-changelog-sidebar-card p {
    margin: 0;

    color: #5f6b7a;

    font-size: 15px;
    line-height: 1.65;
  }

  .vh360-changelog-sidebar-card ul {
    display: grid;
    gap: 10px;

    margin: 0;
    padding: 0;

    list-style: none;
  }

  .vh360-changelog-sidebar-card li {
    position: relative;

    padding-left: 25px;

    color: #263244;

    font-size: 14.5px;
    line-height: 1.45;
  }

  .vh360-changelog-sidebar-card li::before {
    content: "✓";

    position: absolute;
    left: 0;
    top: 0;

    color: #2454d6;

    font-weight: 900;
  }


  /* =========================
     TIMELINE
  ========================== */

  .vh360-changelog-timeline {
    display: grid;
    gap: 24px;
  }


  /* =========================
     RELEASE CARD
  ========================== */

  .vh360-release-card {
    position: relative;

    padding: 34px;

    border: 1px solid #e4e8ef;
    border-radius: 30px;

    background: #ffffff;

    box-shadow:
      0 18px 46px rgba(15, 23, 42, 0.08);
  }

  .vh360-release-featured {
    border: 2px solid #2454d6;

    box-shadow:
      0 26px 70px rgba(36, 84, 214, 0.16);
  }

  .vh360-release-top {
    display: flex;

    align-items: flex-start;
    justify-content: space-between;

    gap: 22px;

    margin-bottom: 18px;
  }

  .vh360-release-label {
    margin-bottom: 12px;
  }

  .vh360-release-top h2 {
    margin: 0;

    color: #111827;

    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.1;
    font-weight: 900;
    letter-spacing: -0.035em;
  }

  .vh360-release-date {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    min-height: 36px;
    padding: 0 14px;

    border-radius: 999px;

    background: #f0f5ff;
    color: #2454d6;

    font-size: 13px;
    font-weight: 800;

    white-space: nowrap;
  }

  .vh360-release-summary {
    margin: 0 0 28px;

    color: #5f6b7a;

    font-size: 16.5px;
    line-height: 1.75;
  }


  /* =========================
     COMPONENT VERSIONS
  ========================== */

  .vh360-component-versions {
    margin: 0 0 24px;
    padding: 20px;

    border: 1px solid #e2e8f3;
    border-radius: 20px;

    background: #f8faff;
  }

  .vh360-component-versions-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 14px;
  }

  .vh360-component-versions-head h3 {
    margin: 0;

    color: #111827;

    font-size: 17px;
    line-height: 1.3;
    font-weight: 850;
    letter-spacing: -0.015em;
  }

  .vh360-component-versions-head > span {
    color: #7a8595;
    font-size: 12.5px;
    line-height: 1.4;
  }

  .vh360-component-versions-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
  }

  .vh360-component-version-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;

    min-width: 0;
    padding: 10px 12px;

    border: 1px solid #e7ebf2;
    border-radius: 13px;

    background: #ffffff;
  }

  .vh360-component-version-item.is-updated {
    border-color: #c9d8ff;
    background: #f4f7ff;
  }

  .vh360-component-name {
    min-width: 0;

    color: #263244;

    font-size: 13.5px;
    line-height: 1.35;
    font-weight: 700;
  }

  .vh360-component-meta {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 7px;
  }

  .vh360-component-meta strong {
    color: #111827;
    font-size: 13px;
  }

  .vh360-component-updated-badge {
    display: inline-flex;
    align-items: center;

    min-height: 22px;
    padding: 0 8px;

    border-radius: 999px;

    background: #e8f0ff;
    color: #2454d6;

    font-size: 10.5px;
    font-weight: 850;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }


  /* =========================
     RELEASE SECTIONS
  ========================== */

  .vh360-release-section {
    padding: 22px 0;

    border-top: 1px solid #edf0f5;
  }

  .vh360-release-section:last-child {
    padding-bottom: 0;
  }

  .vh360-release-section h3 {
    margin: 0 0 14px;

    color: #111827;

    font-size: 20px;
    line-height: 1.25;
    font-weight: 850;
    letter-spacing: -0.02em;
  }

  .vh360-release-section ul {
    display: grid;

    grid-template-columns: repeat(2, minmax(0, 1fr));

    gap: 11px 18px;

    margin: 0;
    padding: 0;

    list-style: none;
  }

  .vh360-release-section li {
    position: relative;

    padding-left: 25px;

    color: #263244;

    font-size: 14.5px;
    line-height: 1.5;
  }

  .vh360-release-section li::before {
    content: "✓";

    position: absolute;
    left: 0;
    top: 0;

    color: #2454d6;

    font-weight: 900;
  }


  /* =========================
     FUTURE RELEASE NOTE
  ========================== */

  .vh360-future-release-note {
    display: flex;

    align-items: flex-start;

    gap: 18px;

    padding: 26px;

    border: 1px solid #dfe6f3;
    border-radius: 24px;

    background:
      linear-gradient(
        180deg,
        #f8fbff 0%,
        #ffffff 100%
      );

    box-shadow:
      0 12px 32px rgba(15, 23, 42, 0.05);
  }

  .vh360-future-icon {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    flex: 0 0 44px;

    width: 44px;
    height: 44px;

    border-radius: 14px;

    background: #e8f0ff;
    color: #2454d6;

    font-size: 20px;
    font-weight: 900;
  }

  .vh360-future-release-note h3 {
    margin: 1px 0 7px;

    color: #111827;

    font-size: 19px;
    font-weight: 850;
    letter-spacing: -0.02em;
  }

  .vh360-future-release-note p {
    margin: 0;

    color: #5f6b7a;

    font-size: 15px;
    line-height: 1.65;
  }


  /* =========================
     CTA
  ========================== */

  .vh360-changelog-cta {
    margin-top: 64px;
    padding: 48px;

    border-radius: 30px;

    background:
      linear-gradient(
        135deg,
        rgba(36, 84, 214, 0.96),
        rgba(17, 24, 39, 0.96)
      ),
      #2454d6;

    color: #ffffff;

    text-align: center;

    box-shadow:
      0 24px 60px rgba(36, 84, 214, 0.25);
  }

  .vh360-changelog-cta h2 {
    margin: 0 0 12px;

    color: #ffffff;

    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.12;
    font-weight: 900;
    letter-spacing: -0.035em;
  }

  .vh360-changelog-cta p {
    max-width: 720px;
    margin: 0 auto 26px;

    color: rgba(255, 255, 255, 0.86);

    font-size: 17px;
    line-height: 1.7;
  }

  .vh360-changelog-cta-buttons {
    display: flex;

    justify-content: center;

    gap: 14px;

    flex-wrap: wrap;
  }

  .vh360-changelog-button {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    min-height: 50px;
    padding: 0 24px;

    border-radius: 999px;

    background: #ffffff;
    color: #2454d6;

    font-size: 15px;
    font-weight: 850;

    text-decoration: none;

    box-shadow:
      0 12px 26px rgba(15, 23, 42, 0.18);

    transition:
      transform 0.2s ease,
      box-shadow 0.2s ease,
      background 0.2s ease;
  }

  .vh360-changelog-button:hover {
    color: #2454d6;

    background: #f3f6ff;

    transform: translateY(-2px);

    box-shadow:
      0 16px 34px rgba(15, 23, 42, 0.24);
  }

  .vh360-changelog-button-light {
    background: rgba(255, 255, 255, 0.14);
    color: #ffffff;

    box-shadow: none;
  }

  .vh360-changelog-button-light:hover {
    background: rgba(255, 255, 255, 0.22);
    color: #ffffff;
  }


  /* =========================
     TABLET
  ========================== */

  @media (max-width: 980px) {

    .vh360-changelog-layout {
      grid-template-columns: 1fr;
    }

    .vh360-changelog-sidebar {
      position: static;

      grid-template-columns:
        repeat(2, minmax(0, 1fr));
    }

  }


  /* =========================
     MOBILE
  ========================== */

  @media (max-width: 720px) {

    .vh360-changelog-page {
      padding: 58px 16px;
    }

    .vh360-changelog-hero {
      margin-bottom: 34px;
    }

    .vh360-changelog-hero p {
      font-size: 16px;
    }

    .vh360-changelog-sidebar {
      grid-template-columns: 1fr;
    }

    .vh360-release-card {
      padding: 26px;

      border-radius: 24px;
    }

    .vh360-release-top {
      flex-direction: column;
    }

    .vh360-component-versions {
      padding: 17px;
    }

    .vh360-component-versions-head {
      flex-direction: column;
      gap: 4px;
    }

    .vh360-component-versions-grid {
      grid-template-columns: 1fr;
    }

    .vh360-release-section ul {
      grid-template-columns: 1fr;
    }

    .vh360-future-release-note {
      padding: 22px;
    }

    .vh360-changelog-cta {
      margin-top: 42px;
      padding: 34px 22px;

      border-radius: 24px;
    }

    .vh360-changelog-button {
      width: 100%;
    }

  }