/* ==================== BLOG HERO ==================== */
.blog-hero {
    padding: calc(var(--header-height) + 60px) 0 60px;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
    text-align: center;
}

.blog-hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: radial-gradient(ellipse 80% 100% at 50% 0%, black 20%, transparent 100%);
    pointer-events: none;
}

.blog-hero__glow {
    position: absolute;
    width: 500px; height: 300px;
    background: radial-gradient(ellipse, rgba(0,255,135,0.1), transparent 70%);
    top: 0; left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
    filter: blur(40px);
    animation: pulse-glow 5s ease-in-out infinite;
}

.blog-hero__container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.blog-hero__tag { margin-bottom: 20px; }

.blog-hero__title {
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.0;
    margin-bottom: 16px;
}

.blog-hero__title span { color: var(--green); }

.blog-hero__sub {
    font-size: var(--font-size-lg);
    color: var(--white-dim);
    max-width: 520px;
    line-height: 1.7;
    margin-bottom: 32px;
}

/* Search bar */
.blog-search {
    position: relative;
    width: 100%;
    max-width: 520px;
    margin-bottom: 32px;
}

.blog-search__icon {
    position: absolute;
    left: 16px; top: 50%;
    transform: translateY(-50%);
    color: var(--white-muted);
    font-size: 1.1rem;
    pointer-events: none;
}

.blog-search__input {
    width: 100%;
    background: var(--black-3);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 14px 48px 14px 46px;
    color: var(--white);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    outline: none;
    transition: all var(--transition-base);
}

.blog-search__input:focus {
    border-color: var(--border-green);
    background: var(--black-2);
    box-shadow: 0 0 0 3px rgba(0,255,135,0.06);
}

.blog-search__input::placeholder { color: var(--white-muted); }

.blog-search__clear {
    position: absolute;
    right: 16px; top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--white-muted);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 4px;
    transition: color var(--transition-fast);
}

.blog-search__clear:hover { color: var(--white); }

/* Stats bar */
.blog-hero__stats {
    display: flex;
    align-items: center;
    gap: 20px;
}

.blog-hero__stat {
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-hero__stat-value {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.02em;
}

.blog-hero__stat-label {
    font-size: var(--font-size-xs);
    color: var(--white-muted);
}

.blog-hero__stat-dot {
    width: 3px; height: 3px;
    border-radius: 50%;
    background: var(--white-muted);
}

/* ==================== BLOG CONTENT ==================== */
.blog-content { padding: 60px 0 80px; }

/* Loading skeleton */
.blog-loading__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.blog-skeleton {
    height: 280px;
    background: var(--black-2);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
}

.blog-skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(245,245,240,0.03) 50%,
        transparent 100%
    );
    animation: skeleton-shimmer 1.6s ease-in-out infinite;
}

@keyframes skeleton-shimmer {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Empty state */
.blog-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 24px;
    text-align: center;
    gap: 10px;
}

.blog-empty__icon { font-size: 3rem; color: var(--white-muted); margin-bottom: 8px; }

.blog-empty__title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.blog-empty__sub { font-size: var(--font-size-sm); color: var(--white-dim); }

/* Articles grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* Article card */
.blog-card {
    background: var(--black-2);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
}

.blog-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-green), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.blog-card:hover {
    border-color: var(--border-green);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.4);
}

.blog-card:hover::before { opacity: 1; }

/* Card header — colored gradient top */
.blog-card__header {
    height: 8px;
    background: linear-gradient(90deg, var(--green-dim), var(--green));
    opacity: 0.6;
    transition: opacity var(--transition-base);
}

.blog-card:hover .blog-card__header { opacity: 1; }

.blog-card__body { padding: 24px; flex: 1; display: flex; flex-direction: column; gap: 12px; }

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.blog-card__date {
    font-size: var(--font-size-xs);
    color: var(--white-muted);
}

.blog-card__title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
    color: var(--white);
    transition: color var(--transition-fast);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card:hover .blog-card__title { color: var(--green); }

.blog-card__excerpt {
    font-size: var(--font-size-sm);
    color: var(--white-dim);
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.blog-card__footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.blog-card__read {
    font-size: var(--font-size-xs);
    color: var(--green);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card__read { gap: 10px; }

.blog-card__words { font-size: var(--font-size-xs); color: var(--white-muted); }

/* Featured card (first article) */
.blog-card--featured {
    grid-column: span 2;
    flex-direction: row;
}

.blog-card--featured .blog-card__header {
    width: 6px;
    height: auto;
    min-height: 100%;
    background: linear-gradient(180deg, var(--green-dim), var(--green));
    flex-shrink: 0;
}

.blog-card--featured .blog-card__body { padding: 32px; }
.blog-card--featured .blog-card__title { font-size: 1.3rem; -webkit-line-clamp: 3; }
.blog-card--featured .blog-card__excerpt { -webkit-line-clamp: 4; }

/* ==================== PAGINATION ==================== */
.blog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
    flex-wrap: wrap;
}

.blog-pagination__btn {
    padding: 10px 20px;
    background: var(--black-2);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    color: var(--white-dim);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.blog-pagination__btn:hover:not(:disabled) {
    border-color: var(--border-green);
    color: var(--green);
}

.blog-pagination__btn:disabled { opacity: 0.3; cursor: not-allowed; }

.blog-pagination__pages { display: flex; gap: 4px; }

.blog-pagination__page {
    width: 36px; height: 36px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border);
    background: var(--black-2);
    color: var(--white-dim);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.blog-pagination__page:hover   { border-color: var(--white-muted); color: var(--white); }
.blog-pagination__page.active  { background: var(--green-muted); border-color: var(--border-green); color: var(--green); }

/* ==================== ARTICLE MODAL ==================== */
.article-modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--black);
    z-index: var(--z-modal);
    overflow-y: auto;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.article-modal-overlay.visible {
    opacity: 1;
    pointer-events: all;
}

.article-modal {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px 80px;
    transform: translateY(30px);
    transition: transform var(--transition-slow);
}

.article-modal-overlay.visible .article-modal { transform: translateY(0); }

.article-modal__header {
    position: sticky;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    background: var(--black);
    border-bottom: 1px solid var(--border);
    margin-bottom: 48px;
    z-index: 10;
}

.article-modal__back {
    background: none;
    border: 1px solid var(--border);
    color: var(--white-dim);
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.article-modal__back:hover { border-color: var(--white-muted); color: var(--white); }

.article-modal__close {
    background: none;
    border: 1px solid var(--border);
    color: var(--white-dim);
    width: 34px; height: 34px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.article-modal__close:hover { border-color: var(--white-muted); color: var(--white); }

.article-modal__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.article-modal__title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--white);
}

.article-modal__excerpt {
    font-size: var(--font-size-lg);
    color: var(--white-dim);
    line-height: 1.7;
    font-style: italic;
    border-left: 3px solid var(--border-green);
    padding-left: 20px;
    margin-bottom: 8px;
}

.article-modal__divider {
    height: 1px;
    background: var(--border);
    margin: 32px 0;
    position: relative;
}

.article-modal__divider::after {
    content: '✦';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: var(--black);
    padding: 0 12px;
    color: var(--green);
    font-size: 0.7rem;
}

/* Article content formatting */
.article-modal__content {
    font-size: var(--font-size-base);
    color: var(--white-dim);
    line-height: 1.85;
}

.article-modal__content h2 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--white);
    margin: 36px 0 14px;
}

.article-modal__content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
    margin: 28px 0 10px;
}

.article-modal__content p {
    margin-bottom: 18px;
}

.article-modal__content strong { color: var(--white); font-weight: 500; }

.article-modal__content ul, .article-modal__content ol {
    margin: 0 0 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.article-modal__content li { color: var(--white-dim); }

.article-modal__content ul li::marker { color: var(--green); }
.article-modal__content ol li::marker { color: var(--green); font-weight: 600; }

.article-modal__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.article-modal__footer-left { display: flex; align-items: center; gap: 12px; }

.article-modal__words { font-size: var(--font-size-xs); color: var(--white-muted); }

.article-modal__cta {
    font-size: var(--font-size-sm);
    color: var(--green);
    border-bottom: 1px solid var(--border-green);
    padding-bottom: 2px;
    transition: opacity var(--transition-fast);
    text-decoration: none;
}

.article-modal__cta:hover { opacity: 0.7; }

/* ==================== CTA SECTION ==================== */
.blog-cta {
    border-top: 1px solid var(--border);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-cta__glow {
    position: absolute;
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(0,255,135,0.07), transparent 70%);
    left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    filter: blur(40px);
}

.blog-cta__container { position: relative; }

.blog-cta__content { display: flex; flex-direction: column; align-items: center; gap: 16px; }

.blog-cta__title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.04em;
}

.blog-cta__sub { font-size: var(--font-size-base); color: var(--white-dim); max-width: 440px; line-height: 1.7; }

/* ==================== RESPONSIVE ==================== */
@media screen and (max-width: 1024px) {
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-card--featured { grid-column: span 2; }
    .blog-loading__grid { grid-template-columns: repeat(2, 1fr); }
}

@media screen and (max-width: 768px) {
    .blog-hero__stats { flex-wrap: wrap; justify-content: center; }
    .blog-grid { grid-template-columns: 1fr; }
    .blog-card--featured { grid-column: span 1; flex-direction: column; }
    .blog-card--featured .blog-card__header { width: 100%; height: 8px; background: linear-gradient(90deg, var(--green-dim), var(--green)); }
    .blog-loading__grid { grid-template-columns: 1fr; }
    .article-modal { padding: 0 16px 60px; }
    .article-modal__title { font-size: 1.6rem; }
    .article-modal__footer { flex-direction: column; align-items: flex-start; }
}