/* style.css - 視覺筆記 Gallery */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Noto Sans TC', system-ui, sans-serif;
  background: #f5f5f0;
  color: #333;
  min-height: 100vh;
}

/* Header */
header {
  text-align: center;
  padding: 2.5rem 1rem 1rem;
  background: #fff;
  border-bottom: 1px solid #e0e0d8;
}
header h1 { font-size: 1.8rem; color: #2c2c2c; }
.subtitle { color: #888; margin-top: 0.3rem; font-size: 0.9rem; }

/* 搜尋 */
.search-bar {
  max-width: 680px;
  margin: 1.5rem auto 0.5rem;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
#search-box {
  flex: 1;
  padding: 0.7rem 1rem;
  border: 2px solid #ddd;
  border-radius: 999px;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}
#search-box:focus { border-color: #6c9bd2; }
#result-count { font-size: 0.85rem; color: #888; white-space: nowrap; }

/* 分類篩選 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  max-width: 900px;
  margin: 1rem auto 0;
  padding: 0 1rem;
}
.filter-label { font-size: 0.85rem; color: #888; }
.cat-btn {
  padding: 0.35rem 0.9rem;
  border: 1.5px solid #ddd;
  border-radius: 999px;
  background: #fff;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s;
}
.cat-btn:hover { border-color: #6c9bd2; color: #6c9bd2; }
.cat-btn.active { background: #6c9bd2; color: #fff; border-color: #6c9bd2; }

/* 標籤雲 */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  max-width: 900px;
  margin: 0.8rem auto 0;
  padding: 0 1rem;
}
.tag-chip {
  padding: 0.25rem 0.7rem;
  background: #efefea;
  border-radius: 999px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s;
  border: 1.5px solid transparent;
}
.tag-chip:hover { background: #e0e0d8; }
.tag-chip.active { background: #fff3cd; border-color: #f0c040; }
.tag-chip small { color: #aaa; margin-left: 2px; }

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.2rem;
  max-width: 1200px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

/* Card */
.card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0,0,0,0.12); }

.card > a { display: block; position: relative; }
.card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
}
.badge {
  position: absolute;
  top: 8px; right: 8px;
  background: rgba(0,0,0,0.55);
  color: #fff;
  border-radius: 6px;
  padding: 2px 7px;
  font-size: 0.78rem;
}

.card-body { padding: 0.9rem 1rem 0.8rem; }
.card-title { font-size: 0.95rem; font-weight: 600; line-height: 1.4; margin-bottom: 0.4rem; }
.card-desc { font-size: 0.82rem; color: #666; line-height: 1.5; margin-bottom: 0.5rem;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-quote {
  font-size: 0.8rem; color: #8a6e2f;
  background: #fffbec; border-left: 3px solid #f0c040;
  padding: 0.35rem 0.6rem; border-radius: 0 6px 6px 0;
  margin-bottom: 0.5rem; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.card-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-bottom: 0.6rem; }
.tag {
  padding: 0.2rem 0.55rem;
  background: #f0f0ea;
  border-radius: 999px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.15s;
}
.tag:hover { background: #ddd; }
.card-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: #aaa;
}
.cat-label {
  background: #e8f0fb;
  color: #4a7bc4;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
}
.date { flex: 1; }
.read-more { color: #6c9bd2; text-decoration: none; font-size: 0.8rem; }
.read-more:hover { text-decoration: underline; }

/* 無結果 */
.no-result { text-align: center; padding: 4rem 1rem; color: #aaa; }
.no-result button {
  margin-top: 1rem; padding: 0.5rem 1.5rem;
  border: 1.5px solid #ddd; border-radius: 999px;
  background: #fff; cursor: pointer; color: #666;
}

/* 手機版 */
@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr; }
  header h1 { font-size: 1.4rem; }
}