/* Components */

/* Glass effect utility */
.glass-effect {
  background: var(--glass-background);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
}

/* Buttons */
.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-2xl);
  background: var(--color-primary);
  color: white;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 4px 20px rgba(0, 122, 255, 0.3);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2) 0%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
}

.cta-button:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 30px rgba(0, 122, 255, 0.4);
  background: var(--color-primary-hover);
}

.cta-button:hover::before {
  opacity: 1;
}

.cta-button:active {
  transform: scale(0.98);
}

.cta-button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
}

/* Input fields */
input[type="text"],
input[type="email"],
textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
  background: var(--color-surface-elevated);
  border-color: var(--color-primary);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-secondary);
}

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
}

.card:hover {
  background: var(--color-surface-elevated);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card-glass {
  background: rgba(30, 30, 30, 0.6);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-lg);
}

/* Scrollbar customization */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Loading spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-primary);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

/* Divider */
.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--spacing-lg) 0;
}

/* Avatar */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Icon button */
.icon-button {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-button:hover {
  background: var(--color-surface);
  color: var(--color-text-primary);
}

.icon-button:active {
  transform: scale(0.95);
}