:root {
  --bg: #f7f8fb;
  --card: #fff;
  --muted: #6b7280;
  --accent: #0f62fe;
  --nav:#2859b4;
  --radius: 12px;
  --glass: rgba(255, 255, 255, 0.6);
  --gradient: linear-gradient(90deg, rgba(15, 98, 254, 0.8), transparent);
}

* { box-sizing: border-box; }

body {
  font-family: Inter, system-ui, Segoe UI, Roboto, Helvetica Neue, Arial;
  margin: 0;
  background: var(--bg);
  color: #111;
}

.container { 
  max-width: 1000px; 
  margin: 0 auto; 
  padding: 10px; }

/* Header */
.site-header {
  background: var(--nav);
  backdrop-filter: blur(2px);
}
.header-inner { 
  display: flex; 
  align-items: center; 
  justify-content: space-between; }

.header-inner img { 
  height: 120px;
  }
.brand { 
  margin: 12px 0;
  color: #fff; 
  font-size: 20px; }
.nav a { 
  margin-left: 14px; 
  color: var(--bg); 
  text-decoration: none; }

/* Hero */
.hero { padding: 28px 0; }
.hero h2 { 
  margin: 0 0 8px; 
  font-size: 28px; }

/* Controls */
.controls { 
  display: flex; 
  gap: 12px; 
  align-items: center; 
  justify-content: space-between; 
  margin-bottom: 16px; }

.search-wrap input { 
  width: 320px; 
  padding: 10px; 
  border-radius: 10px; 
  border: 1px solid #e6e9ef; }
.sort select { 
  padding: 8px; }

/* Episodes */
.episodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}
.episode {
  background: var(--card);
  padding: 14px;
  border-radius: var(--radius);
  box-shadow: 0 6px 18px rgba(16, 24, 40, 0.06);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.episode img { 
  width: 100%; 
  height: 160px; 
  object-fit: cover; 
  border-radius: 8px; }
.meta h3 { 
  margin: 0 0 6px; 
  font-size: 16px; }
.meta p { 
  margin: 0 0 10px; 
  color: var(--muted); 
  font-size: 14px; }
.actions { 
  display: flex; 
  gap: 10px; 
  align-items: center; 
  flex-wrap: wrap; }

/* Audio Player */
.episode audio { width: 100%; outline: none; }

/* Buttons */
.btn {
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(16,24,40,0.06);
  background: transparent;
  cursor: pointer;
}
.btn.primary { 
  background: var(--accent); 
  color: #fff; 
  border: none; }

/* Pagination */
.pagination {
  display: flex; 
  align-items: center; 
  justify-content: center; 
  gap: 8px;
  margin: 20px 0;
}
.page-btn, .page-num {
  padding: 8px 12px; 
  border-radius: 8px; 
  border: 1px solid #e6e9ef; 
  background: #fff; 
  cursor: pointer;
}
.page-num.active { 
  background: var(--accent); 
  color: #fff; }

/* Mobile */
@media (max-width: 640px) {
  .search-wrap input { width: 100%; }
  .controls { 
    flex-direction: column; 
    align-items: stretch; }
}
.site-footer {
  background: var(--nav);
  color: #ffff;
  text-align: center;
  font-size: 20px;
  padding: 20px 0;
}