.blog-index,
.blog-article {
    --bg-color: #f4f1ea;
    --panel-color: #ffffff;
    --panel-strong: #ffffff;
    --text-color: #17263a;
    --muted-text: #5c6877;
    --accent-color: #24599a;
    --accent-strong: #173f72;
    --accent-secondary: #dbe5f0;
    --warning-color: #a33b35;
    --border-color: #cbd3dc;
    --shadow-color: rgba(22, 38, 58, 0.12);
    --shadow-secondary: rgba(22, 38, 58, 0.06);
    color-scheme: light;
    color: var(--text-color);
    background: var(--bg-color);
    font-family: "Segoe UI", Arial, sans-serif;
    letter-spacing: 0;
}

.blog-index,
.blog-index *,
.blog-article,
.blog-article * {
    scrollbar-color: #9fb2c7 #e7e3da;
}

.blog-index::-webkit-scrollbar-track,
.blog-index *::-webkit-scrollbar-track,
.blog-article::-webkit-scrollbar-track,
.blog-article *::-webkit-scrollbar-track {
    background: #e7e3da;
}

.blog-index::-webkit-scrollbar-thumb,
.blog-index *::-webkit-scrollbar-thumb,
.blog-article::-webkit-scrollbar-thumb,
.blog-article *::-webkit-scrollbar-thumb {
    border-color: #e7e3da;
    background: #9fb2c7;
    box-shadow: none;
}

.blog-index::before,
.blog-index::after,
.blog-article::before,
.blog-article::after,
.blog-index .content::before,
.blog-index .content::after,
.blog-article .content::before,
.blog-article .content::after {
    display: none;
}

.blog-index h1,
.blog-index h2,
.blog-index h3,
.blog-article h1,
.blog-article h2,
.blog-article h3 {
    color: var(--text-color);
    font-family: "Segoe UI", Arial, sans-serif;
    letter-spacing: -0.035em;
    text-shadow: none;
    text-transform: none;
}

.blog-index .topbar,
.blog-article .topbar {
    background: rgba(244, 241, 234, 0.96);
    border-bottom-color: var(--border-color);
    box-shadow: 0 4px 18px rgba(22, 38, 58, 0.07);
}

.blog-index .home-link,
.blog-article .home-link {
    border-color: #9fb2c7;
    background: #ffffff;
    box-shadow: 0 3px 10px rgba(22, 38, 58, 0.08);
    color: var(--accent-color);
}

.blog-index #sidebar-toggle,
.blog-article #sidebar-toggle {
    border-color: #9fb2c7;
    background: #ffffff;
    box-shadow: 0 3px 10px rgba(22, 38, 58, 0.08);
    color: var(--accent-color);
}

.blog-article .blog-home-link {
    border-color: #9fb2c7;
    background: #ffffff;
    box-shadow: 0 3px 10px rgba(22, 38, 58, 0.08);
    color: var(--accent-color);
    font-family: "Segoe UI", Arial, sans-serif;
    letter-spacing: 0;
    text-transform: none;
}

.blog-index .sidebar,
.blog-article .sidebar {
    background: #ffffff;
    border-color: var(--border-color);
    box-shadow: 0 14px 36px rgba(22, 38, 58, 0.14);
}

.blog-index .nav-links a,
.blog-article .nav-links a {
    border-color: transparent;
    background: transparent;
    box-shadow: none;
    color: var(--text-color);
    font-family: "Segoe UI", Arial, sans-serif;
    letter-spacing: 0;
    text-transform: none;
}

.blog-index .nav-links a:hover,
.blog-index .nav-links a:focus-visible,
.blog-article .nav-links a:hover,
.blog-article .nav-links a:focus-visible {
    border-color: var(--border-color);
    background: #eef3f8;
    color: var(--accent-color);
}

.blog-index .hero,
.blog-article .hero {
    padding-top: 116px;
}

.blog-index .hero-content,
.blog-article .hero-content {
    overflow: visible;
    padding: 0 0 36px;
    border: 0;
    border-bottom: 2px solid var(--text-color);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.blog-index .hero-content::before,
.blog-index .hero-content::after,
.blog-article .hero-content::before,
.blog-article .hero-content::after {
    display: none;
}

.blog-index .hero-content h1,
.blog-article .hero-content h1 {
    max-width: 16ch;
    margin-bottom: 18px;
    color: var(--text-color);
    font-size: clamp(3.4rem, 8vw, 6rem);
    line-height: 0.92;
    letter-spacing: -0.055em;
}

.blog-index .hero-copy {
    max-width: 62ch;
    color: var(--muted-text);
    font-size: 1.08rem;
    line-height: 1.65;
}

.blog-index .section-heading {
    display: grid;
    grid-template-columns: minmax(220px, 0.7fr) minmax(320px, 1.3fr);
    gap: 32px;
    align-items: end;
    margin-bottom: 28px;
}

.blog-index .section-heading h2 {
    color: var(--text-color);
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.04em;
}

.blog-index .section-heading p {
    max-width: 60ch;
    margin-bottom: 0;
    color: var(--muted-text);
}

.blog-index .list-buttons {
    border-top: 1px solid var(--text-color);
}

.blog-topic-section {
    padding-bottom: 28px;
}

.topic-index {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid var(--text-color);
    border-bottom: 1px solid var(--text-color);
}

.topic-index a {
    display: grid;
    gap: 7px;
    padding: 26px 24px 28px 4px;
    color: var(--text-color);
    text-decoration: none;
}

.topic-index a + a {
    padding-left: 28px;
    border-left: 1px solid var(--border-color);
}

.topic-index a:hover,
.topic-index a:focus-visible {
    background: #ffffff;
}

.topic-index span {
    color: var(--accent-color);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.topic-index strong {
    max-width: 25ch;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.topic-index small {
    max-width: 52ch;
    color: var(--muted-text);
    font-size: 0.82rem;
    line-height: 1.55;
}

.blog-index .list-buttons li {
    margin: 0;
}

.blog-index .list-buttons a {
    display: grid;
    grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
    gap: 18px 32px;
    align-items: start;
    padding: 26px 4px;
    border: 0;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.blog-index .list-buttons a::after {
    display: none;
}

.blog-index .list-buttons a:hover,
.blog-index .list-buttons a:focus-visible {
    padding-right: 12px;
    padding-left: 12px;
    border-color: var(--border-color);
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(22, 38, 58, 0.08);
    transform: translateY(-1px);
}

.blog-index .list-buttons strong {
    grid-column: 1;
    margin: 0;
    color: var(--text-color);
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
    text-transform: none;
}

.blog-index .item-meta {
    grid-column: 1;
    grid-row: 2;
    margin: 0;
    color: var(--accent-color);
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 0.76rem;
    letter-spacing: 0.08em;
}

.blog-index .item-desc {
    grid-column: 2;
    grid-row: 1 / span 2;
    color: var(--muted-text);
    line-height: 1.65;
}

.blog-article .blog-date {
    margin: 0 14px 0 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--muted-text);
    font-family: "Segoe UI", Arial, sans-serif;
    letter-spacing: 0.04em;
    text-transform: none;
}

.blog-article .back-button {
    min-height: 38px;
    padding: 0 14px;
    border-color: #9fb2c7;
    border-radius: 6px;
    background: #ffffff;
    box-shadow: 0 3px 10px rgba(22, 38, 58, 0.08);
    color: var(--accent-color);
    font-family: "Segoe UI", Arial, sans-serif;
    letter-spacing: 0;
    text-transform: none;
}

.blog-article .blog-prose {
    max-width: 72ch;
    gap: 0;
}

.blog-article .blog-prose .note-card {
    overflow: visible;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.blog-article .blog-prose .note-card::after {
    display: none;
}

.blog-article .blog-prose .note-card p {
    margin-bottom: 1.35em;
    color: var(--text-color);
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 1.06rem;
    line-height: 1.8;
}

.blog-article .blog-prose .note-card:first-child p {
    padding-bottom: 26px;
    border-bottom: 1px solid var(--border-color);
    color: var(--accent-strong);
    font-size: 1.26rem;
    line-height: 1.65;
}

.blog-index .footer,
.blog-article .footer {
    background: #e7e3da;
    border-top-color: var(--border-color);
    color: var(--muted-text);
    font-family: "Segoe UI", Arial, sans-serif;
    letter-spacing: 0;
    text-shadow: none;
}

@media (max-width: 700px) {
    .blog-index .hero-content h1,
    .blog-article .hero-content h1 {
        font-size: clamp(3rem, 16vw, 4.6rem);
    }

    .blog-index .section-heading,
    .blog-index .list-buttons a,
    .topic-index {
        grid-template-columns: 1fr;
    }

    .blog-index .item-meta,
    .blog-index .item-desc {
        grid-column: 1;
        grid-row: auto;
    }

    .topic-index a + a {
        padding-left: 4px;
        border-top: 1px solid var(--border-color);
        border-left: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .blog-index .list-buttons a,
    .blog-article .back-button {
        transition: none;
    }
}