* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, sans-serif;
  background: #f5f7fb;
  color: #333;
}

/* Header */
header {
  background: linear-gradient(135deg, #ff0000, #cc0000);
  color: white;
  text-align: center;
  padding: 30px 20px;
}

header h1 {
  margin: 0;
  font-size: 2.2rem;
}

header p {
  margin-top: 8px;
  opacity: 0.9;
}

/* Search Card */
.search-card {
  background: white;
  max-width: 700px;
  margin: -30px auto 30px;
  padding: 25px;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  display: flex;
  gap: 10px;
}

.search-card input {
  flex: 1;
  padding: 14px;
  font-size: 1rem;
  border-radius: 10px;
  border: 1px solid #ddd;
  outline: none;
}

.search-card button {
  background: #ff0000;
  color: white;
  border: none;
  padding: 14px 22px;
  font-size: 1rem;
  border-radius: 10px;
  cursor: pointer;
  transition: 0.3s;
}

.search-card button:hover {
  background: #cc0000;
}

/* Loading */
.loading {
  text-align: center;
  font-size: 1.1rem;
}

.hidden {
  display: none;
}

/* Results Grid */
.results {
  max-width: 1200px;
  margin: auto;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* Video Card */
.video-card {
  background: white;
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  overflow: hidden;
  transition: transform 0.3s;
}

.video-card:hover {
  transform: translateY(-6px);
}

.video-card img {
  width: 100%;
  display: block;
}

.video-info {
  padding: 15px;
}

.video-info h3 {
  font-size: 1rem;
  margin: 0 0 8px;
}

.video-info p {
  margin: 4px 0;
  font-size: 0.9rem;
  color: #666;
}

.video-info a {
  display: inline-block;
  margin-top: 10px;
  text-decoration: none;
  color: #ff0000;
  font-weight: bold;
}

/* Footer */
footer {
  text-align: center;
  padding: 20px;
  font-size: 0.9rem;
  color: #777;
}