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

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
  background: #0a0a0a;
  color: #f5f5f7;
  line-height: 1.5;
}

.admin-nav {
  position: sticky;
  top: 0;
  background: rgba(29, 29, 31, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  z-index: 100;
}

.admin-nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-logo {
  font-size: 20px;
  font-weight: 600;
  color: #f5f5f7;
  text-decoration: none;
}

.btn-back {
  color: #2997ff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: opacity 0.3s;
}

.btn-back:hover {
  opacity: 0.8;
}

.admin-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px;
}

.admin-section {
  margin-bottom: 60px;
}

.admin-section h2 {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.admin-card {
  background: #1d1d1f;
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 24px;
  border: 1px solid rgba(255,255,255,0.08);
}

.admin-card h3 {
  font-size: 20px;
  margin-bottom: 24px;
  font-weight: 600;
}

.admin-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.list-item {
  background: #2d2d30;
  border-radius: 12px;
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.list-item-info {
  flex: 1;
  min-width: 200px;
}

.list-item-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}

.list-item-meta {
  font-size: 14px;
  color: #86868b;
}

.list-item-actions {
  display: flex;
  gap: 12px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: #86868b;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: #0a0a0a;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  color: #f5f5f7;
  font-size: 16px;
  font-family: inherit;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: #2997ff;
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  padding: 12px 24px;
  border-radius: 980px;
  font-size: 15px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-primary {
  background: #2997ff;
  color: white;
}

.btn-primary:hover {
  background: #147ce5;
}

.btn-secondary {
  background: transparent;
  color: #2997ff;
  border: 2px solid #2997ff;
}

.btn-secondary:hover {
  background: #2997ff;
  color: white;
}

.btn-danger {
  background: #ff3b30;
  color: white;
}

.btn-danger:hover {
  background: #d63027;
}

.btn-small {
  padding: 8px 16px;
  font-size: 13px;
}

.status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 980px;
  font-size: 12px;
  font-weight: 500;
  background: rgba(41, 151, 255, 0.15);
  color: #2997ff;
}

.status-badge.inactive {
  background: rgba(134, 134, 139, 0.15);
  color: #86868b;
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .list-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .list-item-actions {
    width: 100%;
    justify-content: flex-end;
  }
}