/* =========================================================
   BLOG SINGLE TEMPLATE — BEM
   Header band + 3-column layout: meta/TOC | content | quote+WhatsApp
   ========================================================= */

.smartfix-blog-single__header {
    padding: 56px 80px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
}

.smartfix-blog-single__category {
    font-family: var(--sf-font-heading);
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sf-color-primary);
    text-decoration: none;
}

.smartfix-blog-single__title {
    font-family: var(--sf-font-heading);
    font-weight: 700;
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.15;
    color: var(--sf-text-dark);
    margin: 0;
    max-width: 900px;
}

.smartfix-blog-single__featured {
    width: 100%;
    max-width: 1100px;
    margin-top: 8px;
    border-radius: var(--sf-card-radius);
    overflow: hidden;
}

.smartfix-blog-single__featured-img {
    width: 100%;
    height: auto;
    max-height: 480px;
    object-fit: cover;
    display: block;
}

/* ── 3-column layout ── */
.smartfix-blog-single__layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr) 300px;
    gap: 48px;
    align-items: start;
    padding: 48px 80px var(--sf-padding-section);
}

.smartfix-blog-single__col {
    min-width: 0;
}

.smartfix-blog-single__col--meta,
.smartfix-blog-single__col--form {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Meta card */
.smartfix-blog-single__meta-card {
    background: var(--sf-bg-light);
    border-radius: var(--sf-card-radius);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.smartfix-blog-single__meta-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    font-family: var(--sf-font-body);
    font-size: 13px;
    color: var(--sf-text-dark);
    margin: 0;
}

.smartfix-blog-single__meta-label {
    color: var(--sf-text-muted);
}

/* TOC */
.smartfix-blog-single__toc {
    border-top: 1px solid var(--sf-border-color);
    padding-top: 16px;
}

.smartfix-blog-single__toc-title {
    font-family: var(--sf-font-heading);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sf-text-dark);
    margin: 0 0 10px;
}

.smartfix-blog-single__toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.smartfix-blog-single__toc-item a {
    font-family: var(--sf-font-body);
    font-size: 13px;
    line-height: 1.4;
    color: var(--sf-text-muted);
    text-decoration: none;
    display: block;
}

.smartfix-blog-single__toc-item a:hover,
.smartfix-blog-single__toc-item a:focus-visible,
.smartfix-blog-single__toc-item a.is-active {
    color: var(--sf-color-primary);
}

.smartfix-blog-single__toc-item--h3 {
    padding-left: 14px;
}

/* Share */
.smartfix-blog-single__share {
    border-top: 1px solid var(--sf-border-color);
    padding-top: 16px;
}

.smartfix-blog-single__share-title {
    font-family: var(--sf-font-heading);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sf-text-dark);
    margin: 0 0 12px;
}

.smartfix-blog-single__share-links {
    display: flex;
    gap: 10px;
}

.smartfix-blog-single__share-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--sf-bg-light);
    color: var(--sf-text-dark);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.smartfix-blog-single__share-link:hover,
.smartfix-blog-single__share-link:focus-visible {
    background: var(--sf-color-primary);
    color: var(--sf-text-white);
}

/* Content column — typography for real post-content blocks */
.smartfix-blog-single__col--content {
    font-family: var(--sf-font-body);
    font-size: 17px;
    line-height: 1.75;
    color: var(--sf-text-dark);
}

.smartfix-blog-single__col--content h2,
.smartfix-blog-single__col--content h3,
.smartfix-blog-single__col--content h4 {
    font-family: var(--sf-font-heading);
    font-weight: 700;
    color: var(--sf-text-dark);
    scroll-margin-top: 100px;
}

.smartfix-blog-single__col--content h2 { font-size: 30px; margin: 40px 0 16px; }
.smartfix-blog-single__col--content h3 { font-size: 22px; margin: 32px 0 12px; }
.smartfix-blog-single__col--content h4 { font-size: 18px; margin: 24px 0 10px; }

.smartfix-blog-single__col--content p,
.smartfix-blog-single__col--content ul,
.smartfix-blog-single__col--content ol {
    margin: 0 0 20px;
}

.smartfix-blog-single__col--content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--sf-card-radius);
}

.smartfix-blog-single__col--content a {
    color: var(--sf-color-primary);
}

/* Quote form / WhatsApp column */
.smartfix-blog-single__form-card {
    background: var(--sf-bg-dark-1);
    border-radius: var(--sf-card-radius);
    padding: 24px;
}

.smartfix-blog-single__form-title {
    font-family: var(--sf-font-heading);
    font-weight: 700;
    font-size: 18px;
    color: var(--sf-text-white);
    margin: 0 0 16px;
}

.smartfix-blog-single__form-card input,
.smartfix-blog-single__form-card select,
.smartfix-blog-single__form-card textarea {
    background: rgba(255, 255, 255, 0.06);
    color: var(--sf-text-white);
}

.smartfix-blog-single__whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #25d366;
    color: var(--sf-text-white);
    font-family: var(--sf-font-body);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    padding: 14px 20px;
    border-radius: var(--sf-btn-radius);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.smartfix-blog-single__whatsapp-btn:hover,
.smartfix-blog-single__whatsapp-btn:focus-visible {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* =========================================================
   RESPONSIVE — stack: header → content → meta/TOC/share → form
   ========================================================= */

@media (max-width: 1200px) {
    .smartfix-blog-single__header { padding: 48px 48px 0; }

    .smartfix-blog-single__layout {
        grid-template-columns: 1fr;
        padding: 40px 48px var(--sf-padding-section);
        gap: 32px;
    }

    .smartfix-blog-single__col--content { order: 1; }
    .smartfix-blog-single__col--meta    { order: 2; }
    .smartfix-blog-single__col--form    { order: 3; }

    .smartfix-blog-single__col--meta,
    .smartfix-blog-single__col--form {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
    }

    .smartfix-blog-single__col--meta > * { flex: 1 1 260px; }
    .smartfix-blog-single__col--form     { flex-direction: column; }
}

@media (max-width: 767px) {
    .smartfix-blog-single__header { padding: 40px 20px 0; }

    .smartfix-blog-single__layout {
        padding: 32px 20px 56px;
        gap: 24px;
    }

    .smartfix-blog-single__col--meta {
        flex-direction: column;
    }

    .smartfix-blog-single__col--content {
        font-size: 16px;
    }
}