/* Inner Pursuit of Happiness — Blog (Reflections & Insights) design preview.
   Uses the --u unit (one mockup pixel) and shared header/footer from styles.css.
   Content spans the same wide boundary as the Books and Author pages. */

:root {
  --bl-w: min(calc(100vw - 48px), calc(790 * var(--u)));
}

.bl-wrap {
  width: var(--bl-w);
  margin-inline: auto;
}

.bl-page {
  background: var(--ivory);
  padding: calc(10 * var(--u)) 0 calc(12 * var(--u));
}

/* —— Heading with gold rule —— */
.bl-head {
  display: grid;
  grid-template-columns: calc(26 * var(--u)) 1fr;
  column-gap: calc(8 * var(--u));
  align-items: center;
}

.bl-head::before {
  content: "";
  height: 1px;
  background: var(--gold);
}

.bl-head h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: calc(22 * var(--u));
  line-height: 1.1;
  color: var(--navy);
}

.bl-head p {
  grid-column: 2;
  margin-top: calc(3 * var(--u));
  font-family: var(--serif);
  font-weight: 500;
  font-size: max(16px, calc(9.6 * var(--u)));
  line-height: 1.4;
  color: var(--ink);
}

/* —— Category filters —— */
.bl-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: calc(5 * var(--u));
  margin-top: calc(9 * var(--u));
}

.bl-filters button {
  height: calc(16 * var(--u));
  min-height: 30px;
  padding: 0 calc(10 * var(--u));
  border: 1px solid #cdbf9f;
  border-radius: 999px;
  background: #fffdf8;
  color: var(--navy);
  font-family: var(--sans);
  font-weight: 500;
  font-size: max(13px, calc(7 * var(--u)));
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.bl-filters button:hover {
  border-color: var(--gold);
}

.bl-filters button[aria-pressed="true"] {
  background: var(--navy-deep);
  border-color: var(--navy-deep);
  color: #fff;
}

/* —— Article grid —— */
.bl-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(7 * var(--u));
  margin-top: calc(9 * var(--u));
}

.bl-card {
  display: flex;
  flex-direction: column;
  padding: calc(5 * var(--u)) calc(5 * var(--u)) calc(7 * var(--u));
  background: #fdf9f2;
  border: 1px solid #eadfc9;
  border-radius: calc(5 * var(--u));
}

.bl-card[hidden] {
  display: none;
}

.bl-card img {
  width: 100%;
  aspect-ratio: 2 / 1;
  height: auto;
  object-fit: cover;
  border-radius: calc(3 * var(--u));
  filter: sepia(0.06) saturate(1.03);
}

.bl-meta {
  margin: calc(6 * var(--u)) calc(3 * var(--u)) 0;
  font-family: var(--sans);
  font-size: max(12px, calc(6.6 * var(--u)));
  color: #3a4660;
}

.bl-card h2 {
  margin: calc(4 * var(--u)) calc(3 * var(--u)) 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: calc(12 * var(--u));
  line-height: 1.2;
  color: var(--navy);
}

.bl-card h2 a {
  text-decoration: none;
}

.bl-card h2 a:hover {
  text-decoration: underline;
}

.bl-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(8 * var(--u));
  margin: auto calc(3 * var(--u)) 0;
  padding-top: calc(7 * var(--u));
}

.bl-tag {
  padding: calc(2 * var(--u)) calc(9 * var(--u));
  border-radius: 999px;
  background: #f4e6cc;
  font-family: var(--sans);
  font-size: max(12px, calc(6.6 * var(--u)));
  color: #4a3b1f;
}

.bl-read {
  font-family: var(--serif);
  font-weight: 700;
  font-size: max(15px, calc(8.8 * var(--u)));
  color: var(--gold-text);
  text-underline-offset: 3px;
}

/* —— Tablet and phone —— */
@media (max-width: 960px) {
  :root {
    --bl-w: calc(100vw - 2.5rem);
  }

  .bl-page {
    padding: 1.5rem 0 2rem;
  }

  .bl-head {
    grid-template-columns: 2rem 1fr;
    column-gap: 0.75rem;
  }

  .bl-head h1 {
    font-size: 2.2rem;
  }

  .bl-filters {
    margin-top: 1.1rem;
    gap: 0.45rem;
  }

  .bl-filters button {
    padding: 0 0.9rem;
    min-height: 36px;
  }

  .bl-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
    margin-top: 1.1rem;
  }

  .bl-card {
    padding: 0.5rem 0.5rem 0.9rem;
    border-radius: 8px;
  }

  .bl-card img {
    border-radius: 5px;
  }

  .bl-card h2 {
    font-size: 1.3rem;
  }
}

@media (max-width: 640px) {
  .bl-grid {
    grid-template-columns: 1fr;
  }

  .bl-head p {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bl-filters button {
    transition: none;
  }
}