body#releaseNotesPage {
    min-height: 100vh;
    overflow-x: hidden;
    background: #f5f7f8;
    color: #1e2930;
}

body#releaseNotesPage cso-navbar {
    display: block;
    min-height: 60px;
    --bs-bg-opacity: 1;
    background: rgba(var(--bs-primary-rgb), var(--bs-bg-opacity));
}

.release-notes-page-main {
    width: min(1440px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0 48px;
}

.release-notes-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
    gap: 24px;
    align-items: end;
    padding: 24px 0 20px;
}

.release-notes-hero-copy {
    min-width: 0;
}

.release-notes-brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.release-notes-brand-mark {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    object-fit: contain;
}

.release-notes-version-brand .release-notes-brand-mark {
    width: 20px;
    height: 20px;
    flex-basis: 20px;
}

.release-notes-kicker,
.release-notes-version-kicker,
.release-notes-summary-label {
    display: block;
    color: #5a6f78;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.release-notes-hero h1 {
    margin: 4px 0 8px;
    color: #172026;
    font-family: "Bai Jamjuree", "Open Sans", Arial, sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.05;
}

.release-notes-hero p {
    max-width: 720px;
    margin: 0;
    color: #455a64;
    font-size: 1.05rem;
    line-height: 1.55;
}

.release-notes-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.release-notes-summary > div {
    min-height: 82px;
    padding: 16px;
    border: 1px solid #d7e0e4;
    border-radius: 8px;
    background: #fff;
}

.release-notes-summary strong {
    display: block;
    margin-top: 6px;
    color: #172026;
    font-size: 1.55rem;
    line-height: 1.15;
}

.release-notes-browser {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.release-notes-browser-sidebar {
    position: sticky;
    top: 80px;
    display: grid;
    gap: 14px;
    min-width: 0;
}

.release-notes-version-selector {
    display: grid;
    gap: 6px;
}

.release-notes-version-selector label {
    color: #455a64;
    font-size: 0.86rem;
    font-weight: 700;
}

.release-notes-version-selector select {
    width: 100%;
    min-height: 42px;
    padding: 8px 36px 8px 12px;
    border: 1px solid #bccbd1;
    border-radius: 8px;
    background: #fff;
    color: #172026;
    font: inherit;
}

.release-notes-version-nav {
    display: grid;
    gap: 8px;
    max-height: calc(100vh - 170px);
    overflow: auto;
    padding-right: 4px;
}

.release-notes-version-nav-button {
    width: 100%;
    min-height: 42px;
    padding: 9px 12px;
    border: 1px solid #c9d5da;
    border-radius: 8px;
    background: #fff;
    color: #263840;
    font: inherit;
    font-weight: 700;
    text-align: left;
    cursor: pointer;
}

.release-notes-version-nav-button:hover,
.release-notes-version-nav-button:focus {
    border-color: #0f8aa6;
    outline: 2px solid rgba(15, 138, 166, 0.18);
}

.release-notes-version-nav-button.active {
    border-color: #0f8aa6;
    background: #e8f5f7;
    color: #0b5364;
}

.release-notes-browser-content {
    min-width: 0;
}

.release-notes-version-panel,
.release-notes-error {
    border: 1px solid #d7e0e4;
    border-radius: 8px;
    background: #fff;
}

.release-notes-version-header {
    padding: 22px 24px 18px;
    border-bottom: 1px solid #e2e8eb;
}

.release-notes-version-header h2 {
    margin: 4px 0 0;
    color: #172026;
    font-size: 1.75rem;
    line-height: 1.2;
}

.release-notes-version-date {
    margin: 6px 0 0;
    color: #5a6f78;
    font-size: 0.98rem;
    line-height: 1.4;
}

.release-notes-version-sections {
    display: grid;
    gap: 0;
}

.release-notes-version-section {
    padding: 22px 24px;
    border-bottom: 1px solid #edf1f2;
}

.release-notes-version-section:last-child {
    border-bottom: none;
}

.release-notes-version-section h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 12px;
    color: #172026;
    font-size: 1.12rem;
    line-height: 1.25;
}

.release-notes-version-section h3::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex: 0 0 auto;
}

.release-notes-section-features h3::before {
    background: #2f7d4f;
}

.release-notes-section-improvements h3::before {
    background: #be7f00;
}

.release-notes-section-bug-fixes h3::before {
    background: #a33e3e;
}

.release-notes-version-section ul {
    display: grid;
    gap: 10px;
    margin: 0;
    padding-left: 22px;
}

.release-notes-version-section li {
    color: #30444d;
    line-height: 1.55;
}

.release-notes-version-panel-empty,
.release-notes-error {
    padding: 24px;
}

.release-notes-error h1 {
    margin: 0 0 8px;
}

.release-notes-error p {
    margin: 0;
}

@media (max-width: 900px) {
    .release-notes-page-main {
        width: min(100% - 20px, 720px);
        padding-top: 18px;
    }

    .release-notes-hero,
    .release-notes-browser {
        grid-template-columns: 1fr;
    }

    .release-notes-hero h1 {
        font-size: 2.6rem;
    }

    .release-notes-browser-sidebar {
        position: static;
    }

    .release-notes-version-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        max-height: 260px;
        overflow: auto;
        padding-right: 4px;
    }

    .release-notes-summary {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .release-notes-summary,
    .release-notes-version-nav {
        grid-template-columns: 1fr;
    }

    .release-notes-version-header,
    .release-notes-version-section {
        padding: 18px;
    }

    .release-notes-hero h1 {
        font-size: 2rem;
    }
}