:root {
  --bg-color: #fef7ec;
  --surface-color: #ffffff;
  --surface-hover: #fff9ef;
  --primary-color: #b48c5c;
  --primary-hover: #9c774b;
  --accent-color: #d9a066;
  --text-main: #2c2418;
  --text-muted: #8c7a66;
  --glass-bg: rgba(255, 250, 240, 0.92);
  --glass-border: rgba(0, 0, 0, 0.05);
  --border-radius: 16px;
  --transition-speed: 0.3s;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
  background-color: var(--bg-color);
  background-image: radial-gradient(circle at 10% 30%, rgba(180,140,92,0.05), transparent 50%);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.5;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 2rem;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--glass-border);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.logo span { color: var(--primary-color); }

.search-bar { position: relative; width: 100%; max-width: 360px; }
.search-bar input {
  width: 100%; padding: 0.7rem 1rem 0.7rem 2.4rem; border-radius: 40px;
  border: 1px solid var(--glass-border); background-color: white;
  color: var(--text-main); outline: none; transition: all var(--transition-speed);
}
.search-bar input:focus { border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(180,140,92,0.15); }
.search-icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-muted); }

.container { padding: 2rem; max-width: 1440px; margin: 0 auto; }
.category-filters { display: flex; gap: 0.75rem; overflow-x: auto; padding-bottom: 1rem; margin-bottom: 1.5rem; scrollbar-width: none; }
.category-filters::-webkit-scrollbar { display: none; }
.chip {
  padding: 0.5rem 1.25rem; border-radius: 50px; background-color: white;
  color: var(--text-main); border: 1px solid var(--glass-border); cursor: pointer;
  white-space: nowrap; font-size: 0.85rem; font-weight: 500; transition: all 0.2s;
}
.chip:hover { background-color: #fef3e6; border-color: var(--primary-color); }
.chip.active { background-color: var(--primary-color); color: white; border-color: var(--primary-color); box-shadow: 0 4px 10px rgba(180,140,92,0.2); }

.video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.8rem; }
.video-card {
  background: var(--surface-color); border-radius: var(--border-radius); overflow: hidden; text-decoration: none;
  border: 1px solid var(--glass-border); transition: transform 0.25s, box-shadow 0.25s;
}
.video-card:hover { transform: translateY(-5px); box-shadow: 0 15px 25px -12px rgba(0,0,0,0.1); border-color: rgba(180,140,92,0.3); }
.thumbnail-wrapper { position: relative; width: 100%; aspect-ratio: 16/9; overflow: hidden; background-color: #e8ddd0; }
.thumbnail { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.video-card:hover .thumbnail { transform: scale(1.02); }
.play-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.2); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.2s; }
.video-card:hover .play-overlay { opacity: 1; }
.play-icon { width: 46px; height: 46px; background: rgba(180,140,92,0.9); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; }
.video-info { padding: 1rem; display: flex; flex-direction: column; flex-grow: 1; }
.video-title { font-size: 1rem; font-weight: 600; color: var(--text-main); margin-bottom: 0.5rem; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.video-meta { margin-top: auto; display: flex; justify-content: space-between; align-items: center; font-size: 0.75rem; color: var(--text-muted); }
.tag-badge { background: rgba(180,140,92,0.12); color: var(--primary-color); padding: 0.2rem 0.6rem; border-radius: 20px; font-weight: 500; font-size: 0.7rem; }

.pagination { display: flex; justify-content: center; margin-top: 2.5rem; gap: 0.5rem; flex-wrap: wrap; }
.page-btn { background: white; color: var(--text-main); border: 1px solid var(--glass-border); min-width: 40px; height: 40px; border-radius: 10px; cursor: pointer; font-weight: 500; transition: all 0.2s; }
.page-btn:hover { background: #fef3e6; border-color: var(--primary-color); }
.page-btn.active { background: var(--primary-color); color: white; border-color: var(--primary-color); }

.video-player-container { max-width: 1100px; margin: 0 auto; }
.back-link { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--text-muted); text-decoration: none; margin-bottom: 1.5rem; }
.back-link:hover { color: var(--primary-color); }
.player-wrapper { width: 100%; aspect-ratio: 16/9; background: #1a1510; border-radius: 20px; overflow: hidden; box-shadow: 0 12px 28px rgba(0,0,0,0.1); margin-bottom: 1.5rem; }
.player-wrapper iframe { width: 100%; height: 100%; border: 0; }
.video-details { background: var(--surface-color); padding: 1.5rem; border-radius: 20px; border: 1px solid var(--glass-border); margin-bottom: 2rem; }
.video-details h1 { font-size: 1.5rem; margin-bottom: 0.75rem; }
.video-details-meta { display: flex; gap: 1.5rem; color: var(--text-muted); font-size: 0.85rem; flex-wrap: wrap; }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--glass-border); }
.tag-pill { background: #f4ede4; color: #7a644b; padding: 0.25rem 0.9rem; border-radius: 40px; font-size: 0.75rem; }
.section-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.5rem; }
.section-title::before { content: ''; width: 4px; height: 18px; background: var(--primary-color); border-radius: 2px; }
.no-results { text-align: center; padding: 4rem; grid-column: 1/-1; color: var(--text-muted); }

@media (max-width: 768px) {
  .navbar { padding: 1rem; flex-direction: column; gap: 0.8rem; }
  .container { padding: 1rem; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(160px,1fr)); gap: 1rem; }
  .video-title { font-size: 0.9rem; }
  .logo { font-size: 1.25rem; }
}