/* Blog list page (blog.html) — same look as the new homepage.
   Uses tokens/buttons from css/home-v2.css; header + footer from css/site-chrome.css. */

.blog-hero {
  position: relative;
  min-height: 56vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  background: #1b2a33 center / cover no-repeat;
}

.blog-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 18, 26, 0.55) 0%, rgba(10, 18, 26, 0.15) 40%, rgba(10, 18, 26, 0.85) 100%);
}

.blog-hero .container {
  position: relative;
  padding-top: 120px;
  padding-bottom: 56px;
}

.blog-hero h1 {
  font-size: clamp(38px, 6vw, 68px);
  margin-bottom: 14px;
}

.blog-hero p {
  max-width: 620px;
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 300;
  opacity: 0.92;
}

/* ---------- Featured ---------- */

.featured {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  text-decoration: none;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.featured:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(22, 33, 43, 0.13);
}

.featured img {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
}

.featured-body {
  padding: 40px 40px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-body .eyebrow {
  margin-bottom: 8px;
}

.featured-body h2 {
  font-size: clamp(26px, 3vw, 34px);
  margin-bottom: 14px;
}

.featured-body p {
  color: var(--ink-soft);
  margin-bottom: 22px;
}

.featured-body .read-link {
  font-weight: 600;
  color: var(--orange-dark);
}

/* ---------- Toolbar ---------- */

.blog-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin: 56px 0 26px;
}

.blog-toolbar .filters {
  gap: 8px;
}

.lang-filter {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--card);
}

.lang-filter button {
  border: none;
  background: none;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  color: var(--ink-soft);
}

.lang-filter button.active {
  background: var(--ink);
  color: #fff;
}

.blog-count {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 18px;
}

/* ---------- Grid ---------- */

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.post-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(22, 33, 43, 0.13);
}

.post-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.post-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.post-card:hover .post-card-media img {
  transform: scale(1.05);
}

.post-lang {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
}

.post-card-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.post-cat {
  font-size: 12px;
  font-weight: 600;
  color: var(--green-dark);
  margin-bottom: 6px;
}

.post-card-body h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.post-card-body p {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin-bottom: 16px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-meta-row {
  display: flex;
  gap: 14px;
  font-size: 12.5px;
  color: var(--muted);
}

.post-meta-row i {
  margin-right: 5px;
  color: var(--orange);
}

/* Chinese text uses a sans font */
[lang="zh-Hant"] h2,
[lang="zh-Hant"] h3,
h2[lang="zh-Hant"],
h3[lang="zh-Hant"] {
  font-family: "Poppins", "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  letter-spacing: 0;
}

.empty-note {
  text-align: center;
  color: var(--muted);
  padding: 40px 0;
}

@media (max-width: 960px) {
  .featured {
    grid-template-columns: 1fr;
  }

  .featured img {
    min-height: 240px;
    max-height: 320px;
  }

  .post-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .featured-body {
    padding: 26px 22px;
  }

  .post-grid {
    grid-template-columns: 1fr;
  }

  .blog-toolbar {
    margin-top: 40px;
  }

  .blog-toolbar .filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    width: 100%;
  }

  .blog-toolbar .filters .filter {
    flex-shrink: 0;
  }
}

/* Keyboard focus ring */
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--orange, #fa7436);
  outline-offset: 3px;
}

/* Respect "reduce motion" */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}