/* ============================================================
   STEPC 專欄文章 — blog.css
   Theme: Yellow accent, dark background, clean card grid
   ============================================================ */

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer {
  background-color: #050505;
  border-top: 1px solid #2a2a2a;
  padding: 60px 0 0;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: space-between;
  padding-bottom: 40px;
  border-bottom: 1px solid #2a2a2a;
  margin-bottom: 30px;
}

.footer-brand .footer-logo {
  font-family: var(--font-deco);
  font-size: 2.2rem;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.footer-brand .footer-tagline {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: #666;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: flex-start;
  max-width: 400px;
}

.footer-links a {
  font-family: var(--font-tc);
  font-size: 0.88rem;
  color: #888;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--yellow); }

.footer-social {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #161616;
  border: 1px solid #2a2a2a;
  color: #888;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.footer-social a:hover {
  background-color: var(--yellow);
  color: #0a0a0a;
  border-color: var(--yellow);
}

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding-bottom: 30px;
  border-bottom: 1px solid #2a2a2a;
  margin-bottom: 20px;
}

.footer-contact-item {
  font-family: var(--font-tc);
  font-size: 0.82rem;
  color: #666;
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-contact-item i { color: var(--yellow); }

.footer-copyright {
  text-align: center;
  font-family: var(--font-en);
  font-size: 0.75rem;
  color: #444;
  padding: 20px 0;
  letter-spacing: 0.05em;
}

/* ─── BLOG HERO (half height) ────────────────────────────────── */
.blog-hero {
  position: relative;
  width: 100%;
  height: 50vh;
  min-height: 320px;
  max-height: 500px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.blog-hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0a0a0a 0%, #111108 50%, #0a0a0a 100%);
}

.blog-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 10% 50%, rgba(245, 197, 24, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 85% 30%, rgba(245, 197, 24, 0.04) 0%, transparent 50%);
}

.blog-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.3) 0%,
    rgba(10, 10, 10, 0.6) 100%
  );
  z-index: 1;
}

.blog-hero .container {
  padding-top: calc(var(--nav-h) + 20px);
}

.blog-hero-content {
  text-align: center;
}

.blog-hero-label {
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.5em;
  color: var(--yellow);
  text-transform: uppercase;
  margin-bottom: 14px;
  opacity: 0.8;
}

.blog-hero-title {
  font-family: var(--font-deco);
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1;
  color: var(--white);
  letter-spacing: 0.02em;
  margin-bottom: 14px;
  text-shadow: 0 0 40px rgba(245, 197, 24, 0.1);
}

.blog-hero-subtitle {
  font-family: var(--font-tc);
  font-size: clamp(0.9rem, 2vw, 1.15rem);
  font-weight: 300;
  color: var(--gray-text);
  letter-spacing: 0.1em;
  margin: 0;
}

/* ─── ARTICLES SECTION ───────────────────────────────────────── */
.blog-articles-section {
  background-color: var(--black);
  padding: 80px 0 100px;
}

/* Category Filter */
.blog-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 50px;
}

.blog-filter-btn {
  font-family: var(--font-tc);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 7px 18px;
  border-radius: 30px;
  background-color: transparent;
  color: var(--gray-text);
  border: 1px solid var(--gray-border);
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.blog-filter-btn:hover,
.blog-filter-btn.active {
  background-color: var(--yellow);
  color: var(--black);
  border-color: var(--yellow);
}

/* ─── BLOG CARD ──────────────────────────────────────────────── */
.blog-card {
  background-color: var(--black-card);
  border: 1px solid var(--gray-border);
  border-radius: 14px;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.blog-card:hover {
  transform: translateY(-8px);
  border-color: var(--yellow);
  box-shadow: 0 12px 40px rgba(245, 197, 24, 0.15);
}

/* Image area with relative container for badge */
.blog-card-img-link {
  position: relative;
  display: block;
  overflow: hidden;
}

.blog-card-img {
  width: 100%;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--gray-border);
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-img {
  transform: scale(1.04);
}

/* Category badge (positioned over image) */
.blog-card-category {
  position: absolute;
  top: 14px;
  left: 14px;
  font-family: var(--font-tc);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 30px;
  display: inline-block;
  z-index: 1;
}

.blog-cat-sport    { background-color: #F5C518; color: #0a0a0a; }
.blog-cat-travel   { background-color: #3498db; color: #ffffff; }
.blog-cat-lifestyle{ background-color: #e74c3c; color: #ffffff; }
.blog-cat-fitness  { background-color: #2ecc71; color: #0a0a0a; }
.blog-cat-party    { background-color: #9b59b6; color: #ffffff; }
.blog-cat-soul     { background-color: #e67e22; color: #ffffff; }

/* Card body */
.blog-card-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.blog-card-date,
.blog-card-read-time {
  font-family: var(--font-en);
  font-size: 0.73rem;
  color: #666;
  display: flex;
  align-items: center;
  gap: 5px;
}

.blog-card-date i,
.blog-card-read-time i {
  color: var(--yellow);
  font-size: 0.7rem;
}

.blog-card-title {
  font-family: var(--font-tc);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 12px;
  flex: 1;
}

.blog-card-title a {
  color: var(--white);
  transition: color 0.2s;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-title a:hover { color: var(--yellow); }

.blog-card-excerpt {
  font-family: var(--font-tc);
  font-size: 0.85rem;
  color: var(--gray-text);
  line-height: 1.8;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-more {
  font-family: var(--font-tc);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--yellow);
  display: flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  transition: gap 0.2s, color 0.2s;
}

.blog-card-more:hover {
  color: var(--yellow);
  gap: 10px;
}

.blog-card-more i {
  font-size: 0.78rem;
  transition: transform 0.2s;
}

.blog-card:hover .blog-card-more i {
  transform: translateX(4px);
}

/* ─── LOAD MORE ──────────────────────────────────────────────── */
.blog-loadmore-wrap {
  text-align: center;
  margin-top: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.blog-loadmore-btn {
  font-family: var(--font-tc);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--yellow);
  border: 1px solid var(--yellow);
  background-color: transparent;
  padding: 12px 36px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background-color 0.25s, color 0.25s, box-shadow 0.25s;
}

.blog-loadmore-btn:hover {
  background-color: var(--yellow);
  color: var(--black);
  box-shadow: 0 0 24px rgba(245, 197, 24, 0.3);
}

.blog-loadmore-btn i { font-size: 1rem; }

.blog-loadmore-hint {
  font-family: var(--font-tc);
  font-size: 0.8rem;
  color: #555;
  margin: 0;
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
/* 3 columns: lg+, 2 columns: md, 1 column: sm- are handled by Bootstrap col-* above */

@media (max-width: 991.98px) {
  .blog-articles-section { padding: 60px 0 80px; }
  .blog-hero { height: 45vh; }
}

@media (max-width: 767.98px) {
  .blog-hero { height: 40vh; min-height: 280px; }
  .blog-hero-title { font-size: clamp(2rem, 10vw, 3.5rem); }
  .blog-filter-row { gap: 6px; }
  .blog-filter-btn { padding: 6px 14px; font-size: 0.78rem; }
  .blog-card-title { font-size: 0.92rem; }
}

@media (max-width: 575.98px) {
  .blog-articles-section { padding: 50px 0 70px; }
  .blog-card-meta { flex-direction: column; align-items: flex-start; gap: 6px; }
  .footer-top { flex-direction: column; gap: 28px; }
}