/* =============================================================
   ADMIN.CSS — Premium Glassmorphic Admin Styles
   ============================================================= */

:root {
  --admin-sidebar-width: 280px;
  --admin-bg: var(--color-navy-deep);
  --admin-card-bg: rgba(10, 17, 40, 0.7);
  --admin-border: var(--border-glass);
  --admin-accent: var(--color-gold-metallic);
}

.admin-layout {
  display: flex;
  min-height: 100vh;
  background-color: var(--admin-bg);
  color: var(--text-main);
  font-family: var(--font-main);
}

/* Sidebar */
.admin-sidebar {
  width: var(--admin-sidebar-width);
  background: var(--admin-card-bg);
  backdrop-filter: blur(20px);
  border-right: 1px solid var(--admin-border);
  padding: var(--space-8) var(--space-4);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.admin-sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
}

.admin-sidebar__link:hover, .admin-sidebar__link.active {
  background: rgba(212, 175, 55, 0.1);
  color: var(--color-gold-vivid);
  box-shadow: inset 0 0 0 1px rgba(212, 175, 55, 0.2);
}

.admin-sidebar__link span {
  font-size: 1.2rem;
}

/* Main Content Area */
.admin-main {
  flex: 1;
  margin-left: var(--admin-sidebar-width);
  padding: var(--space-8);
  max-width: calc(100% - var(--admin-sidebar-width));
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-10);
  padding: var(--space-6);
  background: var(--admin-card-bg);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--admin-border);
}

/* Stats Grid */
.grid--stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

.stat-card {
  padding: var(--space-6);
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-2xl);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: var(--admin-accent);
}

/* Media Cards / Table Replacement */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.media-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  transition: all 0.3s ease;
}

.media-card:hover {
  border-color: var(--admin-accent);
  box-shadow: 0 10px 30px rgba(212, 175, 55, 0.15);
}

.media-card__preview {
  height: 180px;
  background: #000;
  overflow: hidden;
  position: relative;
}

.media-card__preview img, .media-card__preview video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-card__content {
  padding: var(--space-4);
}

.media-card__title {
  font-weight: 700;
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.media-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.media-card__actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 5px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.media-card:hover .media-card__actions {
  opacity: 1;
}

/* Upload Area */
.upload-area {
  border: 2px dashed var(--admin-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.02);
}

.upload-area:hover, .upload-area.dragover {
  border-color: var(--admin-accent);
  background: rgba(212, 175, 55, 0.05);
  box-shadow: var(--shadow-glow-gold);
}

.upload-area__icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

/* Responsive */
@media (max-width: 1024px) {
  .admin-sidebar {
    width: 80px;
    padding: var(--space-8) var(--space-2);
  }
  .admin-sidebar__link span:last-child,
  .sidebar-nav div,
  .sidebar-brand div {
    display: none;
  }
  .admin-main {
    margin-left: 80px;
    max-width: calc(100% - 80px);
  }
}

@media (max-width: 768px) {
  .admin-layout {
    flex-direction: column;
  }
  .admin-sidebar {
    position: relative;
    width: 100%;
    height: auto;
    padding: var(--space-4);
    flex-direction: row;
    overflow-x: auto;
    border-right: none;
    border-bottom: 1px solid var(--admin-border);
    justify-content: center;
  }
  .sidebar-nav {
    flex-direction: row;
    align-items: center;
  }
  .admin-sidebar__link {
    padding: var(--space-2);
  }
  .admin-main {
    margin-left: 0;
    max-width: 100%;
    padding: var(--space-4);
  }
  .admin-header {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
  .grid--stats {
    grid-template-columns: 1fr;
  }
  .sidebar-brand, .admin-sidebar > div:last-child {
    display: none;
  }
}


/* --- Admin Media Grid (Horizontal) --- */
#media-grid-body { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-8);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.media-manage-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.media-manage-card__preview {
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: #000;
  position: relative;
}

.media-manage-card__preview img,
.media-manage-card__preview video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-manage-card__info {
  padding: var(--space-4);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

@media (max-width: 1200px) {
  #media-grid-body { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-8); grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  #media-grid-body { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-8); grid-template-columns: 1fr; }
}


/* --- Upload Preview --- */
#upload-preview {
  margin-top: var(--space-4);
  border: 2px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
  display: none;
  background: rgba(255, 255, 255, 0.02);
}