/* ═══════════════════════════════════════════════════════
   Blog Page – Self-contained styles
   Prefix: blog-  |  Brand: #883E74  |  Breakpoints: 992px / 640px
   CWV optimized: text-only hero (fast LCP), fixed dimensions (zero CLS)
   ═══════════════════════════════════════════════════════ */

:root {
    --blog-brand: #883E74;
    --blog-brand-dark: #6B2E5C;
    --blog-brand-light: #A85590;
    --blog-dark: #1A1A2E;
    --blog-gray: #6B7280;
    --blog-light: #FAF6F9;
    --blog-border: #F3F4F6;
    --blog-radius: 14px;
}

.blog-page { overflow-x: hidden; }
.blog-page .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ═══ 1. Page Hero (dark gradient, text-only for fast LCP) ═══ */
.blog-hero {
    background: linear-gradient(135deg, #2A1533 0%, var(--blog-dark) 100%);
    padding: 80px 0 64px;
}
.blog-hero .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.blog-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .8rem;
    color: rgba(255,255,255,.5);
    margin-bottom: 24px;
}
.blog-breadcrumb a {
    color: rgba(255,255,255,.6);
    text-decoration: none;
    transition: color .2s;
}
.blog-breadcrumb a:hover { color: #fff; }
.blog-breadcrumb span[aria-current] { color: rgba(255,255,255,.8); }
.blog-hero-title {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin: 0 0 18px;
    letter-spacing: -.02em;
}
.blog-hero-sub {
    font-size: clamp(.95rem, 2vw, 1.15rem);
    color: rgba(255,255,255,.7);
    line-height: 1.7;
    max-width: 640px;
    margin: 0;
}
.blog-hero-sub strong {
    color: #fff;
    font-weight: 700;
}

/* ═══ 2. Category Filter (Sticky) ═══ */
.blog-filter {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--blog-border);
    padding: 16px 0;
}
.blog-filter-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}
.blog-tab {
    padding: 8px 20px;
    border: 1.5px solid var(--blog-border);
    border-radius: 24px;
    background: #fff;
    font-size: .85rem;
    font-weight: 600;
    color: var(--blog-gray);
    cursor: pointer;
    transition: all .2s;
    font-family: inherit;
}
.blog-tab:hover { border-color: var(--blog-brand); color: var(--blog-brand); }
.blog-tab.active { background: var(--blog-brand); border-color: var(--blog-brand); color: #fff; }

/* ═══ 3. Article Grid ═══ */
.blog-grid-section { padding: 48px 0 64px; }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* Card (self-contained, mirrors shop card quality) */
.blog-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: var(--blog-radius);
    overflow: hidden;
    border: 1px solid var(--blog-border);
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,.08);
    border-color: rgba(136,62,116,.25);
}

/* Card Image */
.blog-card-img {
    display: block;
    overflow: hidden;
    aspect-ratio: 400 / 250;
}
.blog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .4s ease;
}
.blog-card:hover .blog-card-img img { transform: scale(1.05); }
.blog-card-placeholder {
    width: 100%;
    height: 100%;
    background: var(--blog-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #D1D5DB;
}

/* Card Body */
.blog-card-body {
    padding: 20px 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.blog-card-cat {
    display: inline-block;
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--blog-brand);
    background: rgba(136,62,116,.07);
    border-left: 3px solid var(--blog-brand);
    padding: 4px 10px;
    border-radius: 0 6px 6px 0;
    margin-bottom: 10px;
    align-self: flex-start;
}
.blog-card-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--blog-dark);
    margin: 0 0 10px;
}
.blog-card-title a { color: inherit; text-decoration: none; transition: color .2s; }
.blog-card-title a:hover { color: var(--blog-brand); }
.blog-card-date {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: .75rem;
    color: #9CA3AF;
    margin-bottom: 12px;
}
.blog-card-date svg { color: var(--blog-brand); flex-shrink: 0; }
.blog-card-excerpt {
    font-size: .83rem;
    color: var(--blog-gray);
    line-height: 1.65;
    margin: 0 0 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.blog-card-actions { display: flex; gap: 10px; }
.blog-card-btn {
    flex: 1;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
    padding: 10px 8px;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: all .2s;
    border: 1.5px solid transparent;
    background: var(--blog-brand);
    color: #fff;
}
.blog-card-btn:hover {
    background: var(--blog-brand-dark);
    color: #fff;
}

.blog-empty { grid-column: 1 / -1; text-align: center; padding: 64px 24px; }
.blog-empty h3 { font-size: 1.2rem; color: var(--blog-dark); margin-bottom: 8px; }
.blog-empty p { color: var(--blog-gray); }

/* ═══ 4. Load More ═══ */
.blog-load-more { text-align: center; margin-top: 40px; }
.blog-load-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    border: 2px solid var(--blog-brand);
    border-radius: 8px;
    background: transparent;
    color: var(--blog-brand);
    font-size: .9rem;
    font-weight: 700;
    cursor: pointer;
    transition: all .25s;
    font-family: inherit;
}
.blog-load-btn:hover { background: var(--blog-brand); color: #fff; }
.blog-load-btn.loading { pointer-events: none; opacity: .6; }
.blog-load-spinner { display: none; animation: blog-spin .8s linear infinite; }
.blog-load-btn.loading .blog-load-spinner { display: inline-flex; }
.blog-load-btn.loading .blog-load-text::after { content: '...'; }
@keyframes blog-spin { to { transform: rotate(360deg); } }

/* ═══ 5. Industry Insights (AI Citation Block) ═══ */
.blog-insights {
    padding: 80px 0;
    background: var(--color-bg-soft, #faf8f9);
}
.blog-insights-header {
    max-width: 720px;
    margin: 0 auto 48px;
    text-align: center;
}
.blog-section-eyebrow {
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--blog-brand);
    margin: 0 0 12px;
}
.blog-section-title {
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 800;
    color: var(--blog-dark);
    margin: 0 0 16px;
    line-height: 1.25;
}
.blog-section-title .gradient-text {
    background: linear-gradient(135deg, var(--blog-brand) 0%, #c084fc 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.blog-section-sub {
    font-size: .9rem;
    color: #666;
    line-height: 1.7;
    margin: 0;
}
.blog-section-sub strong { color: var(--blog-dark); }

.blog-insights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}
.blog-insight-card {
    background: #fff;
    border-radius: 14px;
    padding: 28px 22px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(42,21,51,.05);
    transition: box-shadow .25s, transform .25s;
}
.blog-insight-card:hover {
    box-shadow: 0 8px 24px rgba(136,62,116,.1);
    transform: translateY(-4px);
}
.blog-insight-num {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--blog-brand) 0%, #2A1533 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
    margin-bottom: 6px;
}
.blog-insight-label {
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .03em;
    text-transform: uppercase;
    color: var(--blog-dark);
    margin-bottom: 10px;
}
.blog-insight-desc {
    font-size: .8rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.blog-insights-cta {
    background: #fff;
    border-radius: 16px;
    padding: 36px 32px;
    text-align: center;
    box-shadow: 0 2px 16px rgba(42,21,51,.06);
    max-width: 600px;
    margin: 0 auto;
}
.blog-insights-cta h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--blog-dark);
    margin: 0 0 8px;
}
.blog-insights-cta p {
    font-size: .85rem;
    color: #666;
    margin: 0 0 20px;
    line-height: 1.6;
}
.blog-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 13px 28px;
    border: none;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--blog-brand) 0%, #2A1533 100%);
    color: #fff;
    font-size: .88rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform .2s, box-shadow .2s;
    font-family: inherit;
}
.blog-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(136,62,116,.3);
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 992px) {
    .blog-hero { padding: 56px 0 48px; }
    .blog-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .blog-insights-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .blog-hero { padding: 40px 0 36px; }
    .blog-grid { grid-template-columns: 1fr; }
    .blog-filter-tabs { gap: 6px; }
    .blog-tab { padding: 6px 14px; font-size: .8rem; }
    .blog-insights { padding: 56px 0; }
    .blog-insights-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .blog-insight-card { padding: 22px 16px; }
    .blog-insights-cta { padding: 28px 20px; }
}