/* ============================================================
   BLOG PAGE STYLES — blog.css
   Portfolio: Pratap Patra | 2026
   ============================================================ */

/* ── Blog Hero ── */
.blog-hero {
  padding: calc(var(--nav-h) + var(--sp-16)) 0 var(--sp-12);
  text-align: center;
  position: relative;
}

.blog-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-text);
  line-height: 1.1;
  margin-bottom: var(--sp-4);
}

.blog-hero__desc {
  font-size: 1.02rem;
  color: var(--color-text-2);
  max-width: 500px;
  margin: 0 auto var(--sp-8);
  line-height: 1.75;
}

/* ── Search ── */
.blog-search-wrap {
  max-width: 520px;
  margin: 0 auto var(--sp-10);
  position: relative;
}

.blog-search__icon {
  position: absolute;
  left: var(--sp-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-3);
  pointer-events: none;
}

.blog-search__input {
  width: 100%;
  padding: 0.85rem var(--sp-4) 0.85rem 2.8rem;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  background: var(--color-bg-card);
  color: var(--color-text);
  font-size: 0.95rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--ease-fast), box-shadow var(--ease-fast);
}

.blog-search__input:focus {
  border-color: var(--border-accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.blog-search__input::placeholder { color: var(--color-text-3); }

/* ── Category Pills ── */
.blog-categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  justify-content: center;
  margin-bottom: var(--sp-12);
}

.cat-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: 0.35rem 0.9rem;
  border-radius: var(--r-full);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-2);
  background: var(--color-bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--ease-fast);
  font-family: var(--font-body);
}

.cat-pill:hover {
  border-color: var(--border-accent);
  color: var(--color-accent);
  background: rgba(99, 102, 241, 0.06);
}

.cat-pill.active {
  background: var(--gradient-accent);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

/* ── Blog Layout (main + sidebar) ── */
.blog-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--sp-10);
  align-items: start;
  padding-bottom: var(--sp-16);
}

/* ── Featured Post ── */
.blog-featured { margin-bottom: var(--sp-10); }

.blog-section-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.featured-post {
  background: var(--color-bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--r-2xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  transition: box-shadow var(--ease-base), transform var(--ease-base);
  text-decoration: none;
  color: inherit;
}

.featured-post:hover {
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

.featured-post__image {
  min-height: 280px;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  position: relative;
  overflow: hidden;
}

.featured-post__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-post__body {
  padding: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.featured-post__tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.featured-post__title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

.featured-post__excerpt {
  font-size: 0.88rem;
  color: var(--color-text-2);
  line-height: 1.75;
  flex: 1;
}

.featured-post__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3);
  font-size: 0.78rem;
  color: var(--color-text-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--border);
  margin-top: auto;
}

/* ── Blog Grid ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-5);
  margin-bottom: var(--sp-8);
}

/* ── Blog Card ── */
.blog-card {
  background: var(--color-bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: all var(--ease-base);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.blog-card__image {
  height: 160px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.15));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  position: relative;
  transition: transform var(--ease-slow);
}

.blog-card:hover .blog-card__image { transform: scale(1.03); }

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--ease-slow);
}

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

.blog-card__body {
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
}

.blog-card__cat {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.blog-card__title {
  font-family: var(--font-heading);
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
}

.blog-card__excerpt {
  font-size: 0.82rem;
  color: var(--color-text-2);
  line-height: 1.65;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: 0.76rem;
  color: var(--color-text-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--border);
  margin-top: auto;
}

/* No results */
.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--sp-16);
  color: var(--color-text-3);
}

.blog-empty h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-2);
  margin-bottom: var(--sp-2);
}

/* ── Sidebar ── */
.blog-sidebar {
  position: sticky;
  top: calc(var(--nav-h) + var(--sp-6));
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

/* Sidebar card wrapper */
.sidebar-card {
  background: var(--color-bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--sp-5);
}

.sidebar-card__title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-3);
  margin-bottom: var(--sp-4);
}

/* Category list in sidebar */
.sidebar-categories {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-cat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-md);
  font-size: 0.85rem;
  color: var(--color-text-2);
  cursor: pointer;
  transition: all var(--ease-fast);
  text-decoration: none;
  border: 1px solid transparent;
}

.sidebar-cat:hover {
  background: rgba(99, 102, 241, 0.08);
  border-color: var(--border-accent);
  color: var(--color-accent);
}

.sidebar-cat__count {
  font-size: 0.7rem;
  color: var(--color-text-3);
  background: var(--border);
  padding: 0.1rem 0.4rem;
  border-radius: var(--r-full);
}

/* Tags cloud */
.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.tags-cloud .badge { cursor: pointer; transition: all var(--ease-fast); }
.tags-cloud .badge:hover {
  background: rgba(99, 102, 241, 0.2);
  transform: scale(1.05);
}

/* Popular posts */
.popular-posts {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.popular-post {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  text-decoration: none;
  color: inherit;
  transition: opacity var(--ease-fast);
  padding: var(--sp-2);
  border-radius: var(--r-md);
  transition: background var(--ease-fast);
}

.popular-post:hover { background: rgba(99, 102, 241, 0.05); }

.popular-post__num {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  flex-shrink: 0;
  width: 26px;
}

.popular-post__title {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}

.popular-post__meta {
  font-size: 0.72rem;
  color: var(--color-text-3);
  margin-top: var(--sp-1);
}

/* ── Newsletter Card ── */
.newsletter-card {
  background: linear-gradient(135deg,
    rgba(99,102,241,0.1),
    rgba(139,92,246,0.08));
  border: 1px solid var(--border-accent);
  border-radius: var(--r-xl);
  padding: var(--sp-6);
}

.newsletter-card__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--sp-2);
}

.newsletter-card__desc {
  font-size: 0.82rem;
  color: var(--color-text-2);
  line-height: 1.65;
  margin-bottom: var(--sp-4);
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.newsletter-input {
  width: 100%;
  padding: 0.6rem var(--sp-3);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--color-bg-card);
  color: var(--color-text);
  font-size: 0.85rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--ease-fast), box-shadow var(--ease-fast);
}

.newsletter-input:focus {
  border-color: var(--border-accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.newsletter-input::placeholder { color: var(--color-text-3); }