:root {
    --brand-dark: #0E1337;
    --brand-text: #05081D;
    --brand-text-light: #5B5F7B;
    --brand-border: #E2E4F0;
    --brand-accent-blue: var(--lume-dark);
    --lume-font: 'Inter', sans-serif;
    --lume-white: #FFFFFF;
    --lume-dark: #0E1337;
}

.single-post-page {
    padding-top: 50px;
    /* ESKİ: 60px -> YENİ: 50px (Biraz azaltıldı, ana içerik padding'i artırılacak) */
    padding-bottom: 60px;
}

.single-post-layout {
    display: grid;
    grid-template-columns: 180px 1fr 240px;
    gap: 30px;
}


.post-sidebar-left {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding-right: 15px;
    font-size: 14px;
    padding-top: 40px;
}

.post-sidebar-left::-webkit-scrollbar {
    width: 5px;
}

.post-sidebar-left::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 10px;
}

.post-sidebar-left::-webkit-scrollbar-track {
    background: #f0f0f0;
}

.sidebar-section-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--dark-color);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.table-of-contents ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 35px;
    position: relative;
    /* İşaretçinin konumlanması için eklendi */
}

/* YENİ: Hareketli işaretçi stili */
.toc-glider {
    position: absolute;
    left: 0;
    top: 0;
    height: 0;
    width: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
    transition: top 0.25s ease-in-out, height 0.25s ease-in-out;
    opacity: 0;
    /* Başlangıçta görünmez */
}

.table-of-contents ul li {
    margin-bottom: 10px;
}

.table-of-contents ul li a {
    color: var(--text-muted);
    text-decoration: none;
    display: block;
    padding: 5px 0;
    border-left: 3px solid transparent;
    /* Bu satır aynı kalabilir veya kaldırılabilir */
    padding-left: 12px;
    line-height: 1.5;
    font-weight: 500;
    transition: color 0.2s ease;
}

.table-of-contents ul li a:hover {
    color: var(--primary-color);
}

.table-of-contents ul li.active>a {
    color: var(--primary-color);
    font-weight: 700;
    border-left-color: transparent;
    /* GÜNCELLENDİ: Artık işaretçi bu görevi yapıyor */
}

.table-of-contents ul ul {
    padding-left: 18px;
    margin-top: 10px;
}

.table-of-contents ul li.toc-h3 a {
    padding-left: 25px !important;
    font-size: 0.95em !important;
    font-weight: 400 !important;
}

.table-of-contents ul li.toc-h3.active>a {
    font-weight: 600 !important;
}

.sidebar-share-buttons a {
    display: inline-block;
    color: var(--text-muted);
    font-size: 18px;
    margin-right: 18px;
    margin-bottom: 8px;
}

.sidebar-share-buttons a:hover {
    color: var(--primary-color);
}

/* Ana İçerik Alanı */
.post-main-content-area {
    min-width: 0;
    padding-top: 30px;
    margin-bottom:40px;
}

.post-header-detailed {
    margin-bottom: 35px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.post-header-decorative-image {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.post-header-text-content {
    flex-grow: 1;
}

.post-title-detailed {
    font-size: 38px;
    font-weight: 700;
    color: var(--dark-color);
    line-height: 1.25;
    margin-bottom: 20px;
}

.post-meta-detailed {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 18px;
    font-size: 14px;
    color: var(--text-muted);
}

.post-meta-detailed .meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.post-meta-detailed .author-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.post-meta-detailed .meta-separator {
    color: #ccc;
}

.post-meta-detailed i {
    margin-right: 4px;
    font-size: 0.95em;
}

.post-featured-image-main {
    margin-bottom: 35px;
    text-align: center;
    display: block;
}

.post-featured-image-main img {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
}

.post-featured-image-main figcaption {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 12px;
    font-style: italic;
}

.post-body-content {
    max-width: 720px;
    margin: 0 auto;
    font-size: 17.5px;
    line-height: 1.85;
    color: var(--text-color);
}

.post-body-content p {
    margin-bottom: 1.7em;
}

.post-body-content p.lead {
    font-size: 1.2em;
    color: #4a5568;
    margin-bottom: 2.2em;
    font-weight: 400;
}

.post-body-content h2,
.post-body-content h3,
.post-body-content h4 {
    margin-top: 2.4em;
    margin-bottom: 1em;
    font-weight: 700;
    color: var(--dark-color);
}

.post-body-content h2 {
    font-size: 27px;
}

.post-body-content h3 {
    font-size: 23px;
}

.post-body-content h4 {
    font-size: 19px;
}

.post-body-content ul,
.post-body-content ol {
    margin-bottom: 1.7em;
    padding-left: 2em;
}

.post-body-content ul li,
.post-body-content ol li {
    margin-bottom: 0.7em;
}

.post-body-content ul {
    list-style-type: disc;
}

.post-body-content ol {
    list-style-type: decimal;
}

.post-body-content blockquote {
    margin: 2.2em 0;
    padding: 20px 30px;
    border-left: 4px solid var(--primary-color);
    background-color: var(--background-ultra-light);
    font-style: italic;
    font-size: 1.1em;
    color: #4a5568;
}

.post-body-content blockquote p {
    margin-bottom: 0.5em;
}

.post-body-content blockquote footer {
    font-size: 0.9em;
    color: var(--text-muted);
    text-align: right;
    font-style: normal;
}

.post-body-content figure.image-in-content {
    margin: 2.5em 0;
    text-align: center;
}

.post-body-content figure.image-in-content img {
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.post-body-content figure.image-in-content figcaption {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 10px;
    font-style: italic;
}

/* === BLOG YAZISI SAYFASI ÖNE ÇIKAN GÖRSEL STİLİ (blog.css'e eklenecek) === */

.post-header-detailed .post-featured-image-detailed {
    width: 250px;
    height: 250px;
    object-fit: cover;
    /* Görselin 250x250 alanına bozulmadan sığmasını sağlar, gerekirse kırpar */
    border-radius: 8px;
    /* Kenar yuvarlaklığı */
    margin-bottom: 20px;
    /* Alt boşluk */
    flex-shrink: 0;
    /* Eğer flex container içindeyse küçülmesini engeller */
    /* İsteğe bağlı: Gölge ekleyebilirsiniz */
    /* box-shadow: 0 4px 12px rgba(0,0,0,0.1); */
}

.post-body-content a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid var(--primary-color-light-transparent);
    padding-bottom: 1px;
}

.post-body-content a:hover {
    color: var(--primary-color-dark);
    border-bottom-color: var(--primary-color-dark);
}

.cta-block-in-post {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: 30px 35px;
    border-radius: 10px;
    margin: 40px 0;
    text-align: center;
}

.cta-block-in-post h3 {
    font-size: 22px;
    color: var(--light-color);
    margin-bottom: 15px;
}

.cta-block-in-post .cta-button-promo {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 16px;
    margin-top: 10px;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.cta-block-in-post .cta-button-promo:hover {
    background-color: var(--primary-color-dark);
    transform: translateY(-2px);
}

.post-content-footer {
    max-width: 720px;
    margin: 60px auto 0 auto;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.author-box-detailed {
    display: flex;
    align-items: flex-start;
    gap: 25px;
    background-color: var(--background-light);
    padding: 30px;
    border-radius: 8px;
}

.author-avatar-detailed {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.author-info-detailed {
    flex-grow: 1;
    min-width: 0;
}

.author-info-detailed h4 {
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 18px;
    color: var(--dark-color);
}

.author-info-detailed p {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 15px;
    line-height: 1.65;
}

.author-social-detailed a {
    color: var(--text-muted);
    margin-right: 15px;
    font-size: 18px;
}

.author-social-detailed a:hover {
    color: var(--primary-color);
}

/* Sağ Sidebar (Reklam Alanı) */
.post-sidebar-right {
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 100px);
}

.promo-ad-sidebar {
    width: 240px;
    max-height: 450px;
    background: var(--lume-white);
    border: 1px solid var(--brand-border);
    border-radius: 6px;
    padding: 30px;
    margin-top: 30px;
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.07);
    display: flex;
    flex-direction: column;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.promo-ad-sidebar .cta-signal {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 12px;
    height: 12px;
    background-color: var(--brand-accent-blue);
    border-radius: 50%;
    animation: pulse 2s infinite cubic-bezier(0.66, 0, 0, 1);
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(14, 19, 55, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(14, 19, 55, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(14, 19, 55, 0);
    }
}

.promo-ad-sidebar .cta-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--brand-dark);
    line-height: 1.3;
    margin-top: 10px;
    margin-bottom: 15px;
}

.promo-ad-sidebar .cta-description {
    font-size: 16px;
    color: var(--brand-text-light);
    line-height: 1.6;
    margin-bottom: 25px;
    flex-grow: 1;
}

.promo-ad-sidebar .lume-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    background-color: var(--brand-dark);
    color: var(--lume-white);
}

.promo-ad-sidebar .lume-button:hover {
    background-color: #2A3054;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(14, 19, 55, 0.2);
}

/* Benzer Yazılar */
.related-posts-section {
    background-color: var(--background-light);
    padding: 70px 0;
    margin-top: 60px;
    border-top: 1px solid var(--border-color);
}

.section-title-related {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark-color);
    text-align: center;
    margin-bottom: 50px;
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    background-color: var(--light-color);
    border-radius: 4px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.07);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.blog-card-image-link {
    display: block;
    position: relative;
    overflow: hidden;
}

.blog-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-image {
    transform: scale(1.05);
}
.blog-card-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--lume-dark);
    color: #ffffff;
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

.blog-card-category:hover {
    background-color: rgb(15, 15, 34);
}
.blog-card-content {
    padding: 20px 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 10px;
    line-height: 1.4;
    min-height: auto;
}

.blog-card-title a:hover {
    color: var(--primary-color);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: #888;
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
    margin-top: auto;
    flex-wrap: wrap;
    gap: 10px;
}

.blog-card-meta .meta-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.blog-card-meta .meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-card-meta i {
    font-size: 1.1em;
}

.blog-card-meta .read-more {
    color: var(--primary-color);
    font-weight: 600;
    white-space: nowrap;
}

.blog-card-meta .read-more:hover {
    text-decoration: underline;
}
.post-body-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-top: 1.7em;
    margin-bottom: 1.7em;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.07);
    /* margin-left: auto;   */
    /* margin-right: auto; */
}

@media (max-width: 1100px) {
    .single-post-layout {
        grid-template-columns: 200px 1fr 220px;
        gap: 25px;
    }

    .post-title-detailed {
        font-size: 34px;
    }
}

@media (max-width: 992px) {

    /* Tabletler */
    .single-post-layout {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .post-sidebar-left {
        order: -1;
        position: static;
        max-height: none;
        overflow-y: visible;
        margin-bottom: 40px;
        padding-right: 0;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 30px;
    }

    .post-sidebar-right {
        order: 1;
        position: static;
        max-height: none;
        margin-top: 50px;
    }

    .post-header-decorative-image {
        display: none;
    }

    .post-header-text-content {
        text-align: center;
    }

    .post-meta-detailed {
        justify-content: center;
    }

    .post-title-detailed {
        font-size: 30px;
    }

    .post-body-content {
        max-width: 100%;
        padding: 0 10px;
    }

    .post-content-footer {
        max-width: 100%;
        padding-left: 10px;
        padding-right: 10px;
    }

    .related-posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .single-post-page {
        padding-top: 30px;
        padding-bottom: 40px;
    }

    .post-main-content-area {
        padding-top: 10px;
    }

    /* Mobilde üst boşluk azaltıldı */
    .post-sidebar-left {
        margin-bottom: 30px;
        padding-bottom: 20px;
    }

    .post-sidebar-right {
        margin-top: 40px;
    }

    .post-title-detailed {
        font-size: 26px;
    }

    .post-body-content {
        font-size: 16px;
        padding: 0;
    }

    .post-content-footer {
        padding-left: 0;
        padding-right: 0;
    }

    .related-posts-grid {
        grid-template-columns: 1fr;
    }

    .section-title-related {
        font-size: 24px;
        margin-bottom: 30px;
    }

    .author-box-detailed {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 20px;
    }

    .author-avatar-detailed {
        margin-bottom: 15px;
    }

    /* Mobil için başlık ve görsel düzenlemesi */
    .post-header-detailed {
        flex-direction: column;
        /* Mobil için dikey sıralama */
        align-items: center;
        /* Ortalar */
        text-align: center;
        /* Metni ortalar */
        margin-bottom: 25px;
        /* Alt boşluğu ayarlar */
    }

    .post-header-detailed .post-featured-image-detailed {
        width: 150px;
        /* Mobil boyuta uygun daha küçük bir genişlik */
        height: 150px;
        /* Mobil boyuta uygun daha küçük bir yükseklik */
        margin-bottom: 15px;
        /* Resim ile başlık arasına boşluk ekler */
    }

    /* Paylaş kısmını başlık altına taşıma */
    .post-main-content-area .post-sidebar-left {
        order: -1;
        /* Normal akışta en üste çıkarır */
        position: static;
        /* Sticky özelliğini kaldırır */
        max-height: none;
        overflow-y: visible;
        margin-bottom: 30px;
        padding-right: 0;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 20px;
        /* Mobil görünümde paylaş butonlarını yatayda ortalamak veya daha iyi hizalamak için: */
        display: flex;
        flex-direction: column;
        align-items: center;
        /* İçindekiler ve paylaş butonlarını ortalar */
        text-align: center;
    }

    .post-main-content-area .table-of-contents ul {
        width: 100%;
        /* İçindekiler listesini tam genişlik yapar */
        text-align: left;
        /* İçindekiler metnini sola yaslar */
        margin-bottom: 20px;
    }

    .post-main-content-area .sidebar-share-buttons {
        width: 100%;
        /* Paylaş butonları konteynerini tam genişlik yapar */
        display: flex;
        /* İçindeki butonları hizalamak için flex kullanırız */
        justify-content: center;
        /* Butonları yatayda ortalar */
        flex-wrap: wrap;
        /* Butonların sığmaması durumunda alt satıra geçmesini sağlar */
        gap: 10px;
        /* Butonlar arasına boşluk ekler */
    }

    .post-main-content-area .sidebar-share-buttons a {
        margin-right: 0;
        /* Mevcut sağ boşluğu sıfırlar */
    }

}

@media (max-width: 480px) {
    .post-title-detailed {
        font-size: 22px;
    }

    .post-meta-detailed {
        flex-direction: column;
        gap: 10px;
        font-size: 13px;
    }

    .post-meta-detailed .meta-separator {
        display: none;
    }

    .post-featured-image-main {
        margin-bottom: 25px;
    }

    .post-body-content {
        font-size: 15.5px;
    }

    .post-body-content h2 {
        font-size: 22px;
    }

    .post-body-content h3 {
        font-size: 19px;
    }

    .post-sidebar-left {
        top: 70px;
        max-height: calc(100vh - 90px);
    }

    .post-sidebar-right {
        top: 70px;
        max-height: calc(100vh - 90px);
    }
}