/* =====================================================================
   BLOG PAGE STYLES
   ===================================================================== */

/* ── Override nav logo colour on dark blog hero ── */
.blog-page nav .nav-logo-text { color: var(--white); }
.blog-page nav.scrolled .nav-logo-text { color: var(--dark); }
.blog-page nav.nav-dark.scrolled .nav-logo-text { color: var(--white); }

/* ─────────────────────────────────────────────────────────────────────
   BLOG HERO BANNER
   ───────────────────────────────────────────────────────────────────── */
.blog-hero {
    background: var(--dark);
    position: relative;
    overflow: hidden;
    padding: 130px 40px 72px;
    text-align: center;
}

.blog-hero-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 700px; height: 400px;
    background: radial-gradient(ellipse, rgba(102,0,204,0.25) 0%, rgba(0,0,204,0.1) 50%, transparent 72%);
    pointer-events: none;
}

.blog-hero-orb {
    position: absolute;
    width: 320px; height: 320px;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    opacity: 0.18;
}

.blog-hero-orb--left {
    background: #6600cc;
    top: -60px; left: -80px;
}

.blog-hero-orb--right {
    background: #0000cc;
    bottom: -60px; right: -80px;
    opacity: 0.14;
}

.blog-hero-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    max-width: 720px;
    margin: 0 auto;
}

.blog-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(0,0,204,0.12);
    border: 1px solid rgba(102,0,204,0.28);
    border-radius: 100px;
    padding: 6px 15px;
    font-size: 11.5px;
    font-weight: 600;
    color: #a78bfa;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.blog-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(52px, 8vw, 88px);
    font-weight: 700;
    letter-spacing: -4px;
    color: var(--white);
    line-height: 1;
    margin: 0;
    text-shadow: 0 2px 18px rgba(102,0,204,0.18);
}

.blog-hero-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.48);
    max-width: 480px;
    line-height: 1.7;
    margin: 0;
}

/* ── Search ── */
.blog-search-wrap {
    position: relative;
    width: 100%;
    max-width: 480px;
    margin-top: 6px;
}

.blog-search-icon {
    position: absolute;
    left: 16px; top: 50%;
    transform: translateY(-50%);
    color: rgba(255,255,255,0.38);
    pointer-events: none;
}

.blog-search {
    width: 100%;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 12px;
    padding: 13px 18px 13px 46px;
    font-size: 14px;
    color: var(--white);
    font-family: var(--font-body);
    outline: none;
    transition: border-color 0.22s, background 0.22s;
    -webkit-appearance: none;
}

.blog-search::placeholder { color: rgba(255,255,255,0.32); }
.blog-search::-webkit-search-cancel-button { display: none; }

.blog-search:focus {
    border-color: rgba(102,0,204,0.6);
    background: rgba(255,255,255,0.1);
}

/* ─────────────────────────────────────────────────────────────────────
   CATEGORY FILTERS
   ───────────────────────────────────────────────────────────────────── */
.blog-filters-wrap {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: relative;
    z-index: 4;
}

.blog-filters {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    position: relative;
    z-index: 7;
}

.blog-filters::-webkit-scrollbar { display: none; }

.blog-filter-btn {
    flex-shrink: 0;
    padding: 12px 18px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 500;
    color: var(--muted);
    cursor: pointer;
    transition: color 0.18s, border-color 0.18s;
    white-space: nowrap;
    margin-bottom: -1px; /* overlap the wrap border-bottom */
}

.blog-filter-btn:hover { color: var(--text); }

.blog-filter-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    font-weight: 600;
}

/* ─────────────────────────────────────────────────────────────────────
   BLOG CONTENT AREA
   ───────────────────────────────────────────────────────────────────── */
.blog-content {
    background: var(--off-white);
    padding: 64px 40px 100px;
    min-height: 60vh;
}

.blog-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 56px;
}

/* ─────────────────────────────────────────────────────────────────────
   FEATURED POST
   ───────────────────────────────────────────────────────────────────── */
.blog-featured {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 0;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    min-height: 380px;
    transition: box-shadow 0.25s, transform 0.25s;
    will-change: transform;
    position: relative;
    z-index: 1;
}

.blog-featured:hover {
    box-shadow: 0 16px 56px rgba(0,0,204,0.1);
    transform: translateY(-3px);
}

.blog-featured-image {
    position: relative;
    min-height: 380px;
    display: block;
    text-decoration: none;
    overflow: hidden;
}

.blog-featured-body {
    padding: 52px 48px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 18px;
}

.blog-featured-title {
    font-family: var(--font-heading);
    font-size: clamp(22px, 2.2vw, 30px);
    font-weight: 700;
    letter-spacing: -0.8px;
    color: var(--text);
    line-height: 1.2;
    margin: 0;
}

.blog-featured-excerpt {
    font-size: 14.5px;
    color: var(--muted);
    line-height: 1.75;
    margin: 0;
}

/* ─────────────────────────────────────────────────────────────────────
   IMAGE PLACEHOLDERS (CSS art)
   ───────────────────────────────────────────────────────────────────── */
.blog-img-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.blog-img-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.12;
    background-image: repeating-linear-gradient(
        45deg,
        rgba(255,255,255,0.06) 0px,
        rgba(255,255,255,0.06) 1px,
        transparent 1px,
        transparent 28px
    );
}

.blog-img--ai    { background: linear-gradient(135deg, #0a0d24 0%, #1a0a38 40%, #0d0060 100%); }
.blog-img--seo   { background: linear-gradient(135deg, #0d1a40 0%, #001466 60%, #0a0d24 100%); }
.blog-img--strategy { background: linear-gradient(135deg, #0a1a12 0%, #003322 50%, #00264d 100%); }
.blog-img--data  { background: linear-gradient(135deg, #1a0505 0%, #3d1a00 50%, #0d0060 100%); }
.blog-img--content { background: linear-gradient(135deg, #1a0538 0%, #330066 50%, #190033 100%); }
.blog-img--ai2   { background: linear-gradient(135deg, #001433 0%, #0000aa 50%, #1a0038 100%); }
.blog-img--product { background: linear-gradient(135deg, #001a1a 0%, #004d40 50%, #001a33 100%); }

/* Floating decorative orbs inside cards */
.blog-img-placeholder::after {
    content: '';
    position: absolute;
    width: 160px; height: 160px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(102,0,204,0.3) 0%, transparent 70%);
    top: 20%; left: 15%;
    pointer-events: none;
}

.blog-img-grid {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 0;
    opacity: 0.07;
}

.blog-img-dot {
    border-right: 1px solid rgba(255,255,255,0.5);
    border-bottom: 1px solid rgba(255,255,255,0.5);
}

.blog-img-icon {
    position: relative;
    z-index: 1;
    opacity: 0.55;
    transition: opacity 0.22s;
}

.blog-featured:hover .blog-img-icon,
.blog-card:hover .blog-img-icon {
    opacity: 0.75;
}

/* ─────────────────────────────────────────────────────────────────────
   CARD IMAGE (fixed height)
   ───────────────────────────────────────────────────────────────────── */
.blog-card-image-link {
    display: block;
    position: relative;
    height: 196px;
    text-decoration: none;
    overflow: hidden;
    border-radius: 16px 16px 0 0;
    flex-shrink: 0;
}

.blog-card-image-link .blog-img-placeholder {
    border-radius: 0;
    transition: transform 0.4s cubic-bezier(0.22,1,0.36,1);
}

.blog-card:hover .blog-card-image-link .blog-img-placeholder {
    transform: scale(1.04);
}

/* ─────────────────────────────────────────────────────────────────────
   CATEGORY TAGS
   ───────────────────────────────────────────────────────────────────── */
.blog-cat-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: 100px;
    padding: 4px 12px;
}

.blog-cat--ai         { background: rgba(0,0,204,0.09);    color: #3355ff; }
.blog-cat--seo        { background: rgba(0,102,204,0.09);  color: #0066cc; }
.blog-cat--strategy   { background: rgba(5,150,105,0.1);   color: #059669; }
.blog-cat--data       { background: rgba(220,38,38,0.09);  color: #dc2626; }
.blog-cat--content    { background: rgba(102,0,204,0.1);   color: #6600cc; }
.blog-cat--product    { background: rgba(5,150,105,0.09);  color: #0d9488; }
.blog-cat--automation { background: rgba(234,88,12,0.1);   color: #ea580c; }

/* ─────────────────────────────────────────────────────────────────────
   BLOG GRID
   ───────────────────────────────────────────────────────────────────── */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    min-height: 220px;
    position: relative;
    z-index: 1;
}

/* ─────────────────────────────────────────────────────────────────────
   BLOG CARD
   ───────────────────────────────────────────────────────────────────── */
.blog-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.25s, transform 0.25s;
    will-change: transform;
}

.blog-card:hover {
    box-shadow: 0 12px 40px rgba(0,0,204,0.1);
    transform: translateY(-4px);
}

.blog-card-body {
    padding: 22px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.blog-card-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text);
    line-height: 1.35;
    margin: 0;
}

.blog-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.18s;
}

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

.blog-card-excerpt {
    font-size: 13.5px;
    color: var(--muted);
    line-height: 1.7;
    margin: 0;
    flex: 1;
}

/* ─────────────────────────────────────────────────────────────────────
   META ROW (author + date + optional read-more)
   ───────────────────────────────────────────────────────────────────── */
.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.blog-author-av {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.blog-author-info {
    display: flex;
    flex-direction: column;
    gap: 1px;
    flex: 1;
}

.blog-author-name {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.2;
}

.blog-meta-date {
    font-size: 11.5px;
    color: var(--muted);
}

.blog-read-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    white-space: nowrap;
    transition: gap 0.18s, opacity 0.18s;
    flex-shrink: 0;
}

.blog-read-more:hover { gap: 8px; opacity: 0.8; }

/* ─────────────────────────────────────────────────────────────────────
   LOAD MORE
   ───────────────────────────────────────────────────────────────────── */
.blog-load-more-wrap {
    display: flex;
    justify-content: center;
}

.blog-load-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: transparent;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, transform 0.15s;
}

.blog-load-more:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0,0,204,0.04);
    transform: translateY(1px);
}

/* ─────────────────────────────────────────────────────────────────────
   HIDDEN CARDS (filtered out)
   ───────────────────────────────────────────────────────────────────── */
.blog-card.hidden,
.blog-featured.hidden {
    display: none;
}

/* ─────────────────────────────────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────────────────────────────────── */

/* Narrow desktop */
@media (max-width: 1100px) {
    .blog-featured { grid-template-columns: 1fr 1fr; }
    .blog-featured-body { padding: 40px 36px; }
    .blog-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Tablet */
@media (max-width: 900px) {
    .blog-hero { padding: 110px 28px 56px; }
    .blog-filters { padding: 0 20px; justify-content: center; }
    .blog-content { padding: 48px 24px 80px; }
    .blog-featured {
        grid-template-columns: 1fr;
    }
    .blog-featured-image {
        min-height: 260px;
        position: relative;
    }
    .blog-featured-body { padding: 32px 28px; }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-filters-wrap {
        position: relative;
        top: auto;
        margin-top: 0;
        margin-bottom: 0;
        z-index: 6;
    }
}

/* Mobile */
@media (max-width: 600px) {
    .blog-hero { padding: 96px 18px 48px; }
    .blog-hero-title { letter-spacing: -2px; }
    .blog-content { padding: 36px 16px 64px; }
    .blog-filters { padding: 0 16px; justify-content: center; }
    .blog-filters-wrap {
        position: relative;
        top: auto;
        margin-top: 0;
        margin-bottom: 0;
        z-index: 6;
    }
    .blog-filter-btn { padding: 12px 14px; font-size: 13px; }
    .blog-grid { grid-template-columns: 1fr; }
    .blog-featured { grid-template-columns: 1fr; }
    .blog-featured-body { padding: 24px 20px; }
    .blog-featured-title { font-size: 20px; }
    .blog-card-body { padding: 18px 18px 20px; }
    .blog-inner { gap: 36px; }
}