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

/* --- Hero --- */
.blog-hero {
    position: relative;
    background: var(--gray-900);
    padding: 120px 0 80px;
    overflow: hidden;
}

.blog-hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 60% at 80% 50%, rgba(222, 242, 71,0.07) 0%, transparent 70%),
        radial-gradient(ellipse 40% 40% at 10% 80%, rgba(99,102,241,0.08) 0%, transparent 70%);
}

.blog-hero-wm {
    position: absolute;
    right: -40px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-title);
    font-size: clamp(120px, 18vw, 240px);
    font-weight: 900;
    color: rgba(255,255,255,0.03);
    line-height: 1;
    pointer-events: none;
    user-select: none;
    letter-spacing: -6px;
}

.blog-hero-inner {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 1;
}

.blog-hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--lime);
    margin-bottom: 20px;
}

.blog-dot-live {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--lime);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(222, 242, 71,0.4); }
    50% { box-shadow: 0 0 0 6px rgba(222, 242, 71,0); }
}

.blog-hero-title {
    font-family: var(--font-title);
    font-size: clamp(42px, 6vw, 72px);
    font-weight: 900;
    color: #fff;
    line-height: 1.05;
    margin: 0 0 20px;
    letter-spacing: -2px;
}

.blog-hero-title em {
    font-style: normal;
    color: var(--lime);
}

.blog-hero-sub {
    font-size: 17px;
    color: rgba(255,255,255,0.55);
    max-width: 560px;
    line-height: 1.6;
    margin-bottom: 40px;
}

.blog-hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

.blog-hero-stat {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    font-weight: 500;
}

.blog-hero-stat span {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: 22px;
    color: #fff;
    margin-right: 6px;
}

.blog-hero-stat-sep {
    width: 1px;
    height: 24px;
    background: rgba(255,255,255,0.15);
}

/* --- Filters --- */
.blog-filters-wrap {
    background: #fff;
    border-bottom: 1px solid rgba(0,0,0,0.07);
    position: sticky;
    top: var(--nav-height, 64px);
    z-index: 90;
}

.blog-filters {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    gap: 4px;
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

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

.blog-filter {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    color: #888;
    padding: 16px 18px;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.blog-filter:hover {
    color: var(--gray-900);
}

.blog-filter.active {
    color: var(--gray-900);
    border-bottom-color: var(--gray-900);
}

/* --- Featured --- */
.blog-featured-wrap {
    background: #f5f5f0;
    padding: 60px 0;
}

.blog-featured-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.blog-featured {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    border-radius: 20px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 40px rgba(0,0,0,0.1);
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-featured:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 60px rgba(0,0,0,0.15);
}

.blog-featured-img {
    position: relative;
    height: 460px;
    overflow: hidden;
}

.blog-featured-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-featured:hover .blog-featured-img img {
    transform: scale(1.04);
}

.blog-featured-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.2), transparent);
}

.blog-featured-content {
    padding: 48px 48px 48px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
}

.blog-featured-meta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.blog-featured-date {
    font-size: 12px;
    font-weight: 600;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.blog-featured-read {
    font-size: 12px;
    color: #aaa;
    background: #f0f0f0;
    padding: 3px 10px;
    border-radius: 20px;
}

.blog-featured-title {
    font-family: var(--font-title);
    font-size: clamp(26px, 3vw, 38px);
    font-weight: 900;
    color: var(--gray-900);
    line-height: 1.15;
    margin: 0;
    letter-spacing: -1px;
}

.blog-featured-excerpt {
    font-size: 15px;
    color: #555;
    line-height: 1.65;
    margin: 0;
}

.blog-featured-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-900);
    background: var(--lime);
    padding: 12px 22px;
    border-radius: 100px;
    margin-top: 8px;
    align-self: flex-start;
    transition: background 0.2s, transform 0.2s;
}

.blog-featured:hover .blog-featured-cta {
    background: #c8da2e;
    transform: translateX(3px);
}

/* --- Badge --- */
.blog-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 100px;
    z-index: 2;
}

.blog-badge-tips      { background: var(--lime); color: #1C1C1C; }
.blog-badge-community { background: #3b82f6; color: #fff; }
.blog-badge-events    { background: #f97316; color: #fff; }
.blog-badge-educational { background: #8b5cf6; color: #fff; }
.blog-badge-interview { background: #ec4899; color: #fff; }
.blog-badge-sponsored { background: #6b7280; color: #fff; }

/* --- Grid --- */
.blog-grid-section {
    background: #f5f5f0;
    padding: 0 0 80px;
}

.blog-grid-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Card */
.blog-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 16px rgba(0,0,0,0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;

    /* Reveal animation */
    opacity: 0;
    transform: translateY(24px);
}

.blog-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.blog-card-wide {
    grid-column: span 2;
}

.blog-card-wide .blog-card-img {
    height: 280px;
}

.blog-card-img {
    position: relative;
    height: 220px;
    overflow: hidden;
    flex-shrink: 0;
}

.blog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-img img {
    transform: scale(1.06);
}

.blog-card-body {
    padding: 20px 20px 12px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.blog-card-date {
    font-size: 11px;
    font-weight: 600;
    color: #aaa;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.blog-card-title {
    font-family: var(--font-title);
    font-size: 17px;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.3;
    margin: 0;
    letter-spacing: -0.3px;
}

.blog-card-wide .blog-card-title {
    font-size: 22px;
}

.blog-card-excerpt {
    font-size: 13px;
    color: #777;
    line-height: 1.6;
    margin: 0;
}

.blog-card-footer {
    padding: 12px 20px 18px;
    border-top: 1px solid rgba(0,0,0,0.05);
    margin-top: auto;
}

.blog-card-link {
    font-size: 12px;
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: 0.03em;
    transition: color 0.2s;
}

.blog-card:hover .blog-card-link {
    color: #666;
}

/* Empty state */
.blog-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 0;
    font-size: 15px;
    color: #aaa;
    font-weight: 500;
}

/* --- CTA --- */
.blog-cta {
    background: var(--gray-900);
    padding: 80px 40px;
    text-align: center;
}

.blog-cta-inner {
    max-width: 600px;
    margin: 0 auto;
}

.blog-cta h2 {
    font-family: var(--font-title);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 900;
    color: #fff;
    margin: 0 0 16px;
    letter-spacing: -1px;
}

.blog-cta p {
    font-size: 16px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 32px;
    line-height: 1.6;
}

.blog-cta-btns {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.blog-cta .btn-primary {
    background: #def247;
    color: #0c0c10;
}

.blog-cta .btn-primary:hover {
    background: #ccd93f;
}

.blog-cta .btn-secondary {
    background: transparent;
    color: rgba(255,255,255,0.75);
    border: 2px solid rgba(255,255,255,0.18);
}

.blog-cta .btn-secondary:hover {
    border-color: rgba(255,255,255,0.45);
    background: rgba(255,255,255,0.06);
    color: var(--white);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .blog-card-wide {
        grid-column: span 2;
    }
    .blog-featured {
        grid-template-columns: 1fr;
    }
    .blog-featured-img {
        height: 320px;
    }
}

@media (max-width: 640px) {
    .blog-hero-inner,
    .blog-featured-inner,
    .blog-grid-inner {
        padding: 0 20px;
    }
    .blog-grid {
        grid-template-columns: 1fr;
    }
    .blog-card-wide {
        grid-column: span 1;
    }
    .blog-featured-content {
        padding: 28px 24px;
    }
    .blog-hero-stats {
        flex-wrap: wrap;
    }
}

/* Filter count badge */
.blog-filter-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    background: rgba(0,0,0,0.08);
    color: #888;
    border-radius: 100px;
    padding: 1px 6px;
    margin-left: 4px;
    min-width: 18px;
}
.blog-filter.active .blog-filter-count {
    background: var(--gray-900);
    color: #fff;
}

/* Placeholder when no image */
.blog-card-img-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1C1C1C 0%, #2c2c2c 100%);
}