/*
  Component Styles
  Reusable UI components following BEM methodology
*/

/* Download Button - Custom Design */
.download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0 var(--space-xl);
  height: 72px;
  background-color: var(--color-white);
  color: var(--text-inverse);
  border: none;
  border-radius: 36px; /* Fully rounded */
  font-family: var(--font-family-primary);
  font-size: var(--font-size-24);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.download-btn:hover,
.download-btn:focus {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  color: var(--text-inverse);
}

.download-btn__icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.download-btn__text {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-24);
  font-weight: var(--font-weight-medium);
  padding-left: 12px;
  line-height: normal;
}

.download-btn__icon img {
  width: 24px;
  height: 24px;
  filter: brightness(0); /* Make icon black */
}

/* Legacy Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-normal);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px; /* Touch-friendly minimum */
  white-space: nowrap;
}

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover,
.btn--primary:focus {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  text-decoration: none;
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--secondary:hover,
.btn--secondary:focus {
  background-color: var(--color-primary);
  color: var(--color-white);
  text-decoration: none;
}

.btn--large {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-lg);
}

.btn--small {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
  min-height: 36px;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Cards */
.card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: box-shadow var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card__header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-gray-200);
}

.card__body {
  padding: var(--space-lg);
}

.card__footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-gray-200);
  background-color: var(--bg-secondary);
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
}

.card__text {
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* Feature Cards */
.feature-card {
  text-align: center;
  padding: var(--space-xl);
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-card__icon {
  margin-bottom: var(--space-lg);
  display: flex;
  justify-content: center;
}

.feature-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-md);
}

.feature-card__description {
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* Store Buttons */
.store-button {
  display: inline-block;
  transition: transform var(--transition-fast);
}

.store-button:hover,
.store-button:focus {
  transform: scale(1.05);
}

.store-button img {
  height: 40px;
  width: auto;
}

/* Social Links */
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background-color: var(--color-gray-200);
  transition: all var(--transition-fast);
}

.social-link:hover,
.social-link:focus {
  background-color: var(--color-primary);
  transform: translateY(-2px);
  text-decoration: none;
}

.social-link:hover img,
.social-link:focus img {
  filter: brightness(0) invert(1);
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

.section-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  background-color: var(--color-gray-100);
  color: var(--text-primary);
}

.badge--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.badge--success {
  background-color: var(--color-success);
  color: var(--color-white);
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-gray-300);
  border-radius: 50%;
  border-top-color: var(--color-primary);
  animation: spin 1s ease-in-out infinite;
}

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

/* Alert/Notice Components */
.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  border: 1px solid transparent;
}

.alert--info {
  background-color: rgba(23, 162, 184, 0.1);
  border-color: var(--color-info);
  color: var(--color-info);
}

.alert--success {
  background-color: rgba(40, 167, 69, 0.1);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert--warning {
  background-color: rgba(255, 193, 7, 0.1);
  border-color: var(--color-warning);
  color: #856404;
}

.alert--error {
  background-color: rgba(220, 53, 69, 0.1);
  border-color: var(--color-error);
  color: var(--color-error);
}