h1 {
  text-align: center;
  font-size: 2rem;
  margin-top: 2rem;
  color: var(--text-color);
}

.description {
  text-align: center;
  font-size: 1rem;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.logo {
  text-decoration: none;
  color: white;
  font-weight: bold;
  transition: opacity 0.3s ease;
}

.logo:hover {
  opacity: 0.8;
}

.select-wrapper {
  width: 95%;
  max-width: 800px;
  margin: 0 auto 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.select-wrapper label {
  font-size: 1rem;
  color: var(--text-color);
}

.row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}

input[type="text"] {
  width: 100%;
  padding: 0.6rem;
  font-size: 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color, #ccc);
  background: var(--card-bg);
  color: var(--text-color);
  box-sizing: border-box;
}

.primary-btn {
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--border-color, #ccc);
  background: var(--tag-bg);
  color: #fff;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.primary-btn:hover {
  opacity: 0.9;
}

.hint {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* 결과 그리드 */
#result.thumb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  width: 95%;
  max-width: 1000px;
  margin: 1.5rem auto 2rem;
}

.card {
  background: var(--card-bg);
  color: var(--text-color);
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color, #ddd);
}

.card-header {
  padding: 0.75rem 1rem;
  font-weight: bold;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border-color, #ddd);
}

.card-media {
  aspect-ratio: 16 / 9;
  background: #ddd;
  width: 100%;
  object-fit: cover;
}

.card-actions {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  border-top: 1px solid var(--border-color, #ddd);
}

.card-actions a,
.card-actions button {
  flex: 1;
  text-align: center;
  padding: 0.5rem 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--border-color, #ccc);
  background: var(--tag-bg);
  color: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  transition: opacity 0.3s ease;
}

.card-actions a:hover,
.card-actions button:hover {
  opacity: 0.9;
}

.card-url {
  padding: 0.5rem 0.75rem 0.9rem;
  font-size: 0.8rem;
  word-break: break-all;
  color: var(--text-secondary);
}

/* 다크 모드 */
html.dark-mode input[type="text"],
html.dark-mode .card {
  border-color: #555;
}

html.dark-mode .card-header,
html.dark-mode .card-actions {
  border-color: #444;
}