/* ─── BLOG PAGE STYLES ─── */

nav {
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(20px);
    background: rgba(0, 2, 5, 0.8);
    height: 80px;
}

/* Hero */
.page-hero {
    padding: 160px 8% 80px;
    max-width: 1400px;
    margin: 0 auto;
}
.page-hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 20px;
}
.page-hero h1 span {
    background: linear-gradient(135deg, #C7D2FE 0%, #818CF8 50%, #6366F1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.page-hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
    border-left: 2px solid var(--accent);
    padding-left: 20px;
}

/* Posts section */
.posts-section { padding: 40px 8% 120px; max-width: 1400px; margin: 0 auto; }

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
@media(max-width: 1000px) { .posts-grid { grid-template-columns: repeat(2, 1fr); } }
@media(max-width: 620px)  { .posts-grid { grid-template-columns: 1fr; } }

/* Post card */
.post-card {
    background: var(--glass);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    transition: 0.3s;
    position: relative;
}
.post-card:hover {
    border-color: var(--accent);
    box-shadow: 0 5px 30px rgba(0,0,0,0.5);
    transform: translateY(-3px);
}

.post-card-img {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(120,130,238,0.15), rgba(30,30,80,0.4));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: rgba(120,130,238,0.25);
}
.post-card-img img {
    width: 100%; height: 100%; object-fit: cover; transition: 0.4s;
}
.post-card:hover .post-card-img img { transform: scale(1.04); }

.post-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.post-card-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.post-tag {
    padding: 3px 10px; border-radius: 100px;
    font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px;
    border: 1px solid rgba(120,130,238,0.35); background: rgba(120,130,238,0.1); color: var(--accent-light);
}
.post-card-title {
    font-family: 'Sora', sans-serif;
    font-size: 1.15rem; font-weight: 700; color: #fff; line-height: 1.3; margin-bottom: 10px;
}
.post-card-excerpt {
    font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; flex: 1; margin-bottom: 20px;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.post-card-meta {
    display: flex; justify-content: space-between; align-items: center;
    font-family: 'JetBrains Mono'; font-size: 0.75rem; color: var(--text-dim);
    border-top: 1px solid var(--border); padding-top: 14px; margin-top: auto;
}
.post-card-meta .post-author { color: var(--accent-light); }

/* Empty state */
.posts-empty {
    grid-column: 1/-1; text-align: center; padding: 80px 20px;
    border: 1px dashed rgba(255,255,255,0.1); border-radius: 16px; display: none;
}
.posts-empty-tag {
    font-family: 'JetBrains Mono'; font-size: 0.8rem; color: var(--accent-light);
    letter-spacing: 2px; text-transform: uppercase; margin-bottom: 20px;
}
.posts-empty h3 { font-size: 1.8rem; color: #fff; margin-bottom: 12px; font-weight: 700; }
.posts-empty p  { color: var(--text-muted); font-size: 1rem; max-width: 440px; margin: 0 auto; }

/* Mobile */
@media(max-width: 768px) {
    .page-hero { padding: 110px 5% 50px; }
    .page-hero h1 { font-size: clamp(2rem, 8vw, 3rem); letter-spacing: -1px; }
    .posts-section { padding: 30px 5% 80px; }
}