/* ===========================
   Echoes — Blog Styles
   =========================== */

/* ---- Hero ---- */
.blog-hero {
  padding: var(--space-4xl) 0 var(--space-2xl);
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg-soft) 0%, var(--color-bg-page) 100%);
}
.blog-hero-title {
  font-family: 'Cormorant Garamond', var(--font-family-heading);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--color-accent-primary);
  margin: 0 0 0.4rem;
  letter-spacing: 0.04em;
}
.blog-hero-sub {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ---- Grid ---- */
.blog-list {
  padding: var(--space-2xl) 0 var(--space-4xl);
}
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 820px;
  margin: 0 auto;
}
.blog-error {
  color: var(--color-danger);
  text-align: center;
  font-size: 1.1rem;
  margin-bottom: var(--space-xl);
}

/* ---- Card ---- */
.blog-card {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.blog-card:hover {
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.blog-card-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-bg-elevated);
  color: var(--color-accent-primary);
  font-size: 1.4rem;
}
.blog-card-body {
  min-width: 0;
}
.blog-card-date {
  display: block;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 0.3rem;
}
.blog-card-title {
  font-family: 'Cormorant Garamond', var(--font-family-heading);
  font-size: 1.35rem;
  margin: 0 0 0.4rem;
  color: var(--color-text-primary);
  line-height: 1.3;
}
.blog-card-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin: 0 0 0.6rem;
  line-height: 1.55;
}
.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.blog-tag {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 99px;
  background: var(--color-bg-elevated);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border-default);
}

/* ---- Single Post ---- */
.blog-post {
  padding: var(--space-3xl) 0 var(--space-2xl);
}
.blog-post .container {
  max-width: 740px;
}
.blog-breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}
.blog-breadcrumb a {
  color: var(--color-accent-primary);
  text-decoration: none;
}
.blog-breadcrumb a:hover {
  text-decoration: underline;
}
.blog-breadcrumb .sep {
  margin: 0 0.4rem;
  opacity: 0.5;
}
.blog-post-header {
  margin-bottom: var(--space-2xl);
}
.blog-post-meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}
.blog-post-meta .dot {
  margin: 0 0.35rem;
}
.blog-post-title {
  font-family: 'Cormorant Garamond', var(--font-family-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--color-text-primary);
  margin: 0 0 0.6rem;
  line-height: 1.2;
}

/* ---- Post body ---- */
.blog-post-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}
.blog-post-body h3 {
  font-family: 'Cormorant Garamond', var(--font-family-heading);
  font-size: 1.4rem;
  color: var(--color-text-primary);
  margin: 2.2rem 0 0.8rem;
}
.blog-post-body p {
  margin: 0 0 1.2rem;
}
.blog-post-body ul {
  margin: 0 0 1.2rem;
  padding-left: 1.5rem;
}
.blog-post-body li {
  margin-bottom: 0.5rem;
}
.blog-post-body strong {
  color: var(--color-text-primary);
}

/* ---- Blog visual callout blocks ---- */
.blog-visual {
  margin: 2rem 0;
  padding: 2rem 1.5rem;
  border-radius: 12px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.blog-visual i {
  display: block;
  font-size: 2.5rem;
  margin-bottom: 0.8rem;
  position: relative;
  z-index: 1;
}
.blog-visual span {
  display: block;
  font-family: 'Cormorant Garamond', var(--font-family-heading);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-text-muted);
  position: relative;
  z-index: 1;
}
.blog-visual-cost {
  background: linear-gradient(135deg, rgba(180, 50, 30, 0.12) 0%, rgba(232, 180, 76, 0.08) 100%);
  border: 1px solid rgba(180, 50, 30, 0.15);
}
.blog-visual-cost i { color: #d94b1a; }

.blog-visual-privacy {
  background: linear-gradient(135deg, rgba(74, 20, 140, 0.1) 0%, rgba(0, 180, 200, 0.06) 100%);
  border: 1px solid rgba(74, 20, 140, 0.15);
}
.blog-visual-privacy i { color: #9c5ec7; }

.blog-visual-speed {
  background: linear-gradient(135deg, rgba(232, 180, 76, 0.1) 0%, rgba(245, 200, 66, 0.06) 100%);
  border: 1px solid rgba(232, 180, 76, 0.15);
}
.blog-visual-speed i { color: var(--color-accent-primary); }

.blog-visual-offline {
  background: linear-gradient(135deg, rgba(30, 58, 95, 0.15) 0%, rgba(74, 124, 63, 0.08) 100%);
  border: 1px solid rgba(30, 58, 95, 0.15);
}
.blog-visual-offline i { color: #4a7c3f; }

.blog-visual-ownership {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08) 0%, rgba(232, 180, 76, 0.06) 100%);
  border: 1px solid rgba(0, 180, 200, 0.12);
}
.blog-visual-ownership i { color: #00b8c8; }

.blog-visual-gpu {
  background: linear-gradient(135deg, rgba(232, 126, 76, 0.1) 0%, rgba(160, 120, 200, 0.06) 100%);
  border: 1px solid rgba(232, 126, 76, 0.12);
}
.blog-visual-gpu i { color: #e87e4c; }

/* ---- Post footer ---- */
.blog-post-footer {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-default);
}
.blog-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-accent-primary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: opacity 0.2s;
}
.blog-back:hover {
  opacity: 0.8;
}

/* ---- More posts ---- */
.blog-more {
  padding: var(--space-2xl) 0 var(--space-4xl);
  background: var(--color-bg-surface);
}
.blog-more .container {
  max-width: 820px;
}
.blog-more-title {
  font-family: 'Cormorant Garamond', var(--font-family-heading);
  font-size: 1.4rem;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-lg);
  text-align: center;
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
  .blog-card {
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-md);
  }
  .blog-card-icon {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }
  .blog-hero {
    padding: var(--space-2xl) 0 var(--space-xl);
  }
  .blog-post {
    padding: var(--space-2xl) 0 var(--space-xl);
  }
}