/* Modern Reset */
@import url("https://fonts.googleapis.com/css2?family=Work+Sans:ital,wght@0,100..900;1,100..900&display=swap");

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

body {
  font-family: "Work Sans", sans-serif;
  font-optical-sizing: auto;
  background-color: #f4f7f6;
  color: #333;
  line-height: 1.6;
  padding-bottom: 40px;
}

/* Header */
.site-header {
  background-color: #fff;
  padding: 15px 0px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
}

.header-content {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 0 40px;
  width: 100%;
  max-width: 2000px;
}

.logo {
  height: 4rem;
  width: auto;
}

.site-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #2c3e50;
}

/* Controls (Search & Sort) */
.controls {
  margin: 0 auto 20px;
  width: 100%;
  max-width: 2000px;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.search-form {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-grow: 1;
  max-width: 400px;
}

.search-input {
  flex-grow: 1;
  padding: 10px 15px;
  border: 1px solid #ddd;
  border-radius: 25px; /* Rounded pill shape */
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.search-input:focus {
  border-color: #3498db;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.search-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: #666;
  padding: 5px;
  transition: color 0.2s;
}

.search-btn:hover {
  color: #3498db;
}

.sort-form {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sort-select {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 0.95rem;
  background-color: #fff;
  cursor: pointer;
}

/* Video Grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
  padding: 0 40px;
  max-width: 2000px;
  margin: 0 auto 20px;
}

.video-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  animation: fadeIn 0.5s ease-out;
}

.video-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.15);
}

.thumbnail-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  background-color: #000;
  overflow: hidden;
}

.thumbnail-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: rgba(255, 255, 255, 0.9);
  width: 60px;
  height: 60px;
  opacity: 0;
  transition: opacity 0.3s, transform 0.2s;
}

.video-card:hover .play-icon {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.1);
}

.card-content {
  padding: 15px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.video-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: #2c3e50;
  line-height: 1.3;
}

.video-date {
  font-size: 0.9rem;
  color: #7f8c8d;
}

/* Video Page Specifics */
.video-page-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 20px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 20px;
  color: #3498db;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}
.back-link:hover {
  color: #2980b9;
  text-decoration: none;
}

.main-video-player {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  margin-bottom: 20px;
  background: #000;
  overflow: hidden; /* Rounded corners for video */
}

.video-actions {
  margin-top: 20px;
  padding: 20px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #3498db;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s;
}

.share-btn:hover {
  background-color: #2980b9;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 100;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
}

.modal.show {
  display: flex;
}

.modal-content {
  background-color: #fefefe;
  padding: 30px;
  border: 1px solid #888;
  width: 90%;
  max-width: 500px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  position: relative;
}

.close-modal {
  color: #aaa;
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
}

.close-modal:hover,
.close-modal:focus {
  color: #000;
  text-decoration: none;
}

.code-block {
  background: #f4f4f4;
  padding: 15px;
  border-radius: 4px;
  border: 1px solid #ddd;
  display: block;
  margin-top: 15px;
  word-break: break-all;
  font-family: monospace;
  font-size: 0.9rem;
  overflow-x: auto;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Loading Indicator */
.loading-indicator {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  gap: 10px;
  color: #666;
  width: 100%;
}

.spinner {
  border: 3px solid #f3f3f3; /* Light grey */
  border-top: 3px solid #3498db; /* Blue */
  border-radius: 50%;
  width: 24px;
  height: 24px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}