/* --- Blog Container & Layout --- */
.blog-main-container {
    max-width: 1400px;
    width: 95%;
    margin: 30px auto;
    padding: 0 15px;
    box-sizing: border-box;
}

.blog-hero,
.featured-post,
.blog-cta {
    background: linear-gradient(135deg, rgba(76, 111, 255, 0.12), rgba(32, 201, 151, 0.10));
    border: 1px solid var(--border-color-light);
    border-radius: 24px;
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.07);
}

.theme-dark .blog-hero,
.theme-dark .featured-post,
.theme-dark .blog-cta {
    background: linear-gradient(135deg, rgba(100, 181, 246, 0.12), rgba(129, 199, 132, 0.08));
    border-color: var(--border-color-dark);
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.32);
}

.theme-paper .blog-hero,
.theme-paper .featured-post,
.theme-paper .blog-cta {
    background: linear-gradient(135deg, rgba(141, 110, 99, 0.12), rgba(255, 193, 7, 0.10));
    border-color: var(--border-color-paper);
}

.blog-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.8fr);
    gap: 28px;
    align-items: stretch;
    padding: 42px;
    margin-bottom: 24px;
}

.blog-hero-content,
.blog-hero-panel,
.featured-content,
.blog-cta > div {
    position: relative;
    z-index: 1;
}

.blog-kicker,
.section-kicker,
.card-category,
.panel-label,
.featured-badge {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--primary-color-light);
}

.theme-dark .blog-kicker,
.theme-dark .section-kicker,
.theme-dark .card-category,
.theme-dark .panel-label,
.theme-dark .featured-badge { color: var(--primary-color-dark); }
.theme-paper .blog-kicker,
.theme-paper .section-kicker,
.theme-paper .card-category,
.theme-paper .panel-label,
.theme-paper .featured-badge { color: var(--primary-color-paper); }

.blog-hero h1 {
    max-width: 880px;
    margin: 12px 0 16px;
    font-size: clamp(2.2rem, 5vw, 4.4rem);
    line-height: 1.02;
    letter-spacing: -0.05em;
    color: var(--text-color-light);
}

.theme-dark .blog-hero h1 { color: var(--text-color-dark); }
.theme-paper .blog-hero h1 { color: var(--text-color-paper); }

.blog-hero p,
.section-heading p,
.featured-content p,
.blog-cta p,
.blog-hero-panel p {
    margin: 0;
    color: var(--note-color-light);
    line-height: 1.7;
}

.theme-dark .blog-hero p,
.theme-dark .section-heading p,
.theme-dark .featured-content p,
.theme-dark .blog-cta p,
.theme-dark .blog-hero-panel p { color: var(--note-color-dark); }
.theme-paper .blog-hero p,
.theme-paper .section-heading p,
.theme-paper .featured-content p,
.theme-paper .blog-cta p,
.theme-paper .blog-hero-panel p { color: var(--note-color-paper); }

.blog-hero-content > p {
    max-width: 780px;
    font-size: 1.08rem;
}

.blog-hero-actions,
.blog-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
}

.blog-hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    border: 1px solid var(--border-color-light);
    border-radius: 999px;
    background-color: var(--grid-bg-light);
    color: var(--text-color-light);
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.blog-hero-btn.primary {
    background-color: var(--primary-color-light);
    border-color: var(--primary-color-light);
    color: #fff;
}

.blog-hero-btn:hover,
.blog-hero-btn:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.12);
}

.theme-dark .blog-hero-btn {
    background-color: var(--grid-bg-dark);
    border-color: var(--border-color-dark);
    color: var(--text-color-dark);
}
.theme-dark .blog-hero-btn.primary {
    background-color: var(--primary-color-dark);
    border-color: var(--primary-color-dark);
    color: #111;
}
.theme-paper .blog-hero-btn {
    background-color: var(--grid-bg-paper);
    border-color: var(--border-color-paper);
    color: var(--text-color-paper);
}
.theme-paper .blog-hero-btn.primary {
    background-color: var(--primary-color-paper);
    border-color: var(--primary-color-paper);
    color: #fff;
}

.blog-hero-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 28px;
    border-radius: 20px;
    background-color: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.theme-dark .blog-hero-panel { background-color: rgba(0, 0, 0, 0.20); border-color: var(--border-color-dark); }
.theme-paper .blog-hero-panel { background-color: rgba(255, 248, 225, 0.66); border-color: var(--border-color-paper); }

.blog-hero-panel h2 {
    margin: 10px 0;
    font-size: 1.8rem;
    color: var(--text-color-light);
}
.theme-dark .blog-hero-panel h2 { color: var(--text-color-dark); }
.theme-paper .blog-hero-panel h2 { color: var(--text-color-paper); }

.panel-link {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    margin-top: 20px;
    font-weight: 900;
    color: var(--primary-color-light);
    text-decoration: none;
}
.theme-dark .panel-link { color: var(--primary-color-dark); }
.theme-paper .panel-link { color: var(--primary-color-paper); }
.panel-link:hover { text-decoration: underline; }

.blog-categories {
    position: sticky;
    top: 8px;
    z-index: 5;
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 12px;
    margin: 0 0 28px;
    border: 1px solid var(--border-color-light);
    border-radius: 18px;
    background-color: color-mix(in srgb, var(--grid-bg-light) 90%, transparent);
    backdrop-filter: blur(10px);
}
.theme-dark .blog-categories { border-color: var(--border-color-dark); background-color: color-mix(in srgb, var(--grid-bg-dark) 90%, transparent); }
.theme-paper .blog-categories { border-color: var(--border-color-paper); background-color: color-mix(in srgb, var(--grid-bg-paper) 90%, transparent); }

.blog-categories a {
    white-space: nowrap;
    padding: 10px 14px;
    border-radius: 999px;
    color: var(--text-color-light);
    font-weight: 800;
    text-decoration: none;
}
.blog-categories a:hover,
.blog-categories a:focus-visible {
    background-color: var(--primary-color-light);
    color: #fff;
}
.theme-dark .blog-categories a { color: var(--text-color-dark); }
.theme-dark .blog-categories a:hover,
.theme-dark .blog-categories a:focus-visible { background-color: var(--primary-color-dark); color: #111; }
.theme-paper .blog-categories a { color: var(--text-color-paper); }
.theme-paper .blog-categories a:hover,
.theme-paper .blog-categories a:focus-visible { background-color: var(--primary-color-paper); color: #fff; }

.featured-post {
    position: relative;
    padding: 32px;
    margin-bottom: 40px;
    overflow: hidden;
}

.featured-badge {
    margin-bottom: 12px;
}

.featured-content h2,
.blog-cta h2,
.section-heading h2 {
    margin: 8px 0 10px;
    color: var(--text-color-light);
    line-height: 1.15;
}
.theme-dark .featured-content h2,
.theme-dark .blog-cta h2,
.theme-dark .section-heading h2 { color: var(--text-color-dark); }
.theme-paper .featured-content h2,
.theme-paper .blog-cta h2,
.theme-paper .section-heading h2 { color: var(--text-color-paper); }

.featured-content h2,
.blog-cta h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
.section-heading h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); }

.featured-content p { max-width: 760px; margin-bottom: 20px; }

.blog-section {
    scroll-margin-top: 90px;
    margin-bottom: 52px;
}

.section-heading {
    max-width: 780px;
    margin-bottom: 22px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    width: 100%;
}

.blog-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 255px;
    overflow: hidden;
    border: 1px solid var(--border-color-light);
    border-radius: 18px;
    background-color: var(--grid-bg-light);
    border-top: 5px solid var(--primary-color-light);
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.blog-card::before {
    content: attr(data-category);
    position: absolute;
    right: -18px;
    top: 14px;
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1;
    color: rgba(0, 0, 0, 0.035);
    pointer-events: none;
}

.theme-dark .blog-card {
    background-color: var(--grid-bg-dark);
    border-color: var(--border-color-dark);
    border-top-color: var(--primary-color-dark);
}
.theme-dark .blog-card::before { color: rgba(255, 255, 255, 0.045); }
.theme-paper .blog-card {
    background-color: var(--grid-bg-paper);
    border-color: var(--border-color-paper);
    border-top-color: var(--primary-color-paper);
}
.theme-paper .blog-card::before { color: rgba(90, 62, 43, 0.055); }

.blog-card:hover,
.blog-card:focus-within {
    transform: translateY(-6px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.12);
}
.theme-dark .blog-card:hover,
.theme-dark .blog-card:focus-within { box-shadow: 0 16px 32px rgba(0, 0, 0, 0.34); }

.blog-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 24px;
}

.blog-content h3 {
    margin: 10px 0 12px;
    font-size: 1.28rem;
    line-height: 1.35;
    color: var(--text-color-light);
}
.theme-dark .blog-content h3 { color: var(--text-color-dark); }
.theme-paper .blog-content h3 { color: var(--text-color-paper); }

.blog-content p {
    flex-grow: 1;
    margin: 0 0 22px;
    font-size: 0.96rem;
    line-height: 1.65;
    color: var(--note-color-light);
}
.theme-dark .blog-content p { color: var(--note-color-dark); }
.theme-paper .blog-content p { color: var(--note-color-paper); }

.read-more-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    gap: 6px;
    margin-top: auto;
    font-weight: 900;
    text-decoration: none;
    color: var(--primary-color-light);
    transition: gap 0.2s ease;
}
.theme-dark .read-more-btn { color: var(--primary-color-dark); }
.theme-paper .read-more-btn { color: var(--primary-color-paper); }

.read-more-btn span { font-size: 18px; }
.blog-card:hover .read-more-btn,
.featured-post:hover .read-more-btn { gap: 11px; text-decoration: underline; }

.read-more-btn::after {
    content: '';
    position: absolute;
    inset: -18px;
    z-index: 2;
}

.blog-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 32px;
    margin: 18px 0 48px;
}

/* Styles for single article page inside blog folder if needed */
.article-container {
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 20px;
    background-color: var(--grid-bg-light);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.theme-dark .article-container { background-color: var(--grid-bg-dark); }
.theme-paper .article-container { background-color: var(--grid-bg-paper); }

.article-header {
    text-align: center;
    padding: 40px 0 20px;
    border-bottom: 1px solid var(--border-color-light);
}
.article-category {
    color: var(--primary-color-light);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
}
.article-title {
    font-size: 2.5rem;
    margin: 15px 0;
    color: var(--text-color-light);
}

.article-body svg {
    max-width: 100%;
    height: auto;
}

@media (max-width: 768px) {
    .blog-categories {
        max-width: 100%;
        box-sizing: border-box;
        overscroll-behavior-x: contain;
    }

    .article-container {
        width: calc(100% - 24px);
        padding-left: 14px;
        padding-right: 14px;
        box-sizing: border-box;
    }
}
.theme-dark .article-title { color: var(--text-color-dark); }
.theme-paper .article-title { color: var(--text-color-paper); }

.article-meta {
    color: var(--note-color-light);
    font-size: 0.9rem;
}
.article-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 30px 0;
}
.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color-light);
    padding-bottom: 40px;
}
.theme-dark .article-body { color: var(--text-color-dark); }
.theme-paper .article-body { color: var(--text-color-paper); }
.article-body h3 {
    margin-top: 30px;
    color: var(--primary-color-light);
}
.back-link {
    display: inline-block;
    margin-top: 20px;
    margin-bottom: 20px;
    text-decoration: none;
    color: var(--text-color-light);
    font-weight: bold;
}

.article-body a {
    color: #0056b3;
    font-weight: 700;
    text-decoration: underline;
    transition: color 0.2s ease;
}
.theme-dark .article-body a { color: #64b5f6; }
.theme-paper .article-body a { color: #8d6e63; }
.article-body a:hover { text-decoration: none; opacity: 0.8; }

@media (max-width: 1200px) {
    .blog-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
    .blog-hero,
    .blog-cta { grid-template-columns: 1fr; display: block; padding: 28px; }
    .blog-hero-panel { margin-top: 22px; }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-cta-actions { margin-top: 22px; }
}

@media (max-width: 600px) {
    .blog-main-container { width: 96%; margin-top: 18px; padding: 0 8px; }
    .blog-hero,
    .featured-post,
    .blog-cta { border-radius: 18px; padding: 22px; }
    .blog-hero h1 { font-size: 2.25rem; }
    .blog-hero-actions,
    .blog-cta-actions { flex-direction: column; }
    .blog-hero-btn { width: 100%; }
    .blog-grid { grid-template-columns: 1fr; gap: 18px; }
    .blog-card { min-height: 0; }
    .blog-content { padding: 22px; }
    .blog-categories { top: 0; border-radius: 14px; }
}

@media (prefers-reduced-motion: reduce) {
    .blog-card,
    .blog-hero-btn,
    .read-more-btn {
        transition: none !important;
    }
}

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s ease, transform 0.55s ease, box-shadow 0.25s ease;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .reveal-on-scroll {
        opacity: 1 !important;
        transform: none !important;
    }
}

.reveal-on-scroll.is-visible.blog-card:hover,
.reveal-on-scroll.is-visible.blog-card:focus-within {
    transform: translateY(-6px);
}

.reveal-on-scroll.is-visible.blog-hero-btn:hover,
.reveal-on-scroll.is-visible.blog-hero-btn:focus-visible {
    transform: translateY(-2px);
}

/* توحيد ارتفاع Header المدونة مع الصفحة الرئيسية */
@media (min-width: 769px) {
    body header {
        height: 55px !important;
        min-height: 55px !important;
        padding-top: 4px !important;
        padding-bottom: 4px !important;
        box-sizing: border-box;
    }

    body header .header-content {
        height: 100% !important;
        min-height: 0 !important;
        align-items: center !important;
    }
}