/* ═══════════════════════════════════════════════════════════════
   PikoTrack Blog
   ═══════════════════════════════════════════════════════════════ */

.pf-blog {
  max-width: 100%;
}

.pf-blog-title {
  font-size: 34px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.02em;
  margin: 0 0 28px;
}

.pf-blog-empty {
  font-size: 16px;
  color: #64748b;
  padding: 20px 0;
}

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

.pf-blog-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.pf-blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.07);
}

.pf-blog-card-link {
  display: block;
  text-decoration: none;
}
.pf-blog-card-cover img {
  display: block;
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.pf-blog-card-body {
  padding: 20px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pf-blog-card-date {
  font-size: 12.5px;
  color: #94a3b8;
  letter-spacing: 0.02em;
}

.pf-blog-card-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
  margin: 0;
}
.pf-blog-card-title a {
  color: #0f172a;
  text-decoration: none;
  transition: color 0.2s;
}
.pf-blog-card-title a:hover {
  color: #02c0e7;
}

.pf-blog-card-excerpt {
  font-size: 14px;
  color: #64748b;
  line-height: 1.6;
  margin: 0;
}

/* ── Pagination ──────────────────────────────────────────────── */
.pf-blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
}

.pf-blog-page-btn {
  display: inline-flex;
  align-items: center;
  padding: 9px 20px;
  font-size: 14px;
  font-weight: 600;
  color: #02c0e7;
  background: #fff;
  border: 1.5px solid #e2e8f0;
  border-radius: 10px;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}
.pf-blog-page-btn:hover {
  border-color: #02c0e7;
  background: #e0f9fd;
}

.pf-blog-page-info {
  font-size: 13.5px;
  color: #94a3b8;
}

/* ── Article ─────────────────────────────────────────────────── */
.pf-blog-article {
  max-width: 820px;
}

.pf-blog-back {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 14px;
  font-weight: 600;
  color: #02c0e7;
  text-decoration: none;
}
.pf-blog-back:hover {
  color: #0294b0;
}

.pf-blog-article-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.2;
  color: #0f172a;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

.pf-blog-article-date {
  display: block;
  font-size: 14px;
  color: #94a3b8;
  margin-bottom: 24px;
}

.pf-blog-article-cover {
  margin-bottom: 28px;
}
.pf-blog-article-cover img {
  display: block;
  width: 100%;
  max-height: 440px;
  object-fit: cover;
  border-radius: 16px;
}

/* ── Article rich content (trusted admin HTML) ───────────────── */
.pf-blog-article-body {
  font-size: 16px;
  line-height: 1.8;
  color: #334155;
}
.pf-blog-article-body h1,
.pf-blog-article-body h2,
.pf-blog-article-body h3,
.pf-blog-article-body h4 {
  color: #0f172a;
  font-weight: 700;
  line-height: 1.3;
  margin: 32px 0 14px;
}
.pf-blog-article-body h1 { font-size: 28px; }
.pf-blog-article-body h2 { font-size: 24px; }
.pf-blog-article-body h3 { font-size: 19px; }
.pf-blog-article-body h4 { font-size: 16px; }
.pf-blog-article-body p {
  margin: 0 0 16px;
}
.pf-blog-article-body ul,
.pf-blog-article-body ol {
  margin: 0 0 20px;
  padding-left: 26px;
}
.pf-blog-article-body li {
  margin-bottom: 8px;
}
.pf-blog-article-body a {
  color: #02c0e7;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.pf-blog-article-body a:hover {
  color: #0294b0;
}
.pf-blog-article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 20px 0;
}
.pf-blog-article-body blockquote {
  border-left: 3px solid #02c0e7;
  margin: 20px 0;
  padding: 4px 20px;
  color: #475569;
  font-style: italic;
}
.pf-blog-article-body code {
  background: #f1f5f9;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.9em;
}
.pf-blog-article-body pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 20px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 20px 0;
}
.pf-blog-article-body pre code {
  background: none;
  color: inherit;
  padding: 0;
}

/* ── Not found ───────────────────────────────────────────────── */
.pf-blog-notfound {
  text-align: center;
  padding: 40px 0;
}
.pf-blog-notfound .pf-blog-empty {
  margin-bottom: 24px;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 900px) {
  .pf-blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .pf-blog-title {
    font-size: 28px;
  }
  .pf-blog-grid {
    grid-template-columns: 1fr;
  }
  .pf-blog-article-title {
    font-size: 28px;
  }
  .pf-blog-article-body {
    font-size: 15px;
  }
}