/* ===========================================
   Shared Components - Refined Design
   =========================================== */

/* Page Layout */
.page {
  padding: var(--spacing-xl);
  background: var(--color-background);
  color: var(--color-text);
  min-height: 100vh;
  min-height: 100dvh;
}

/* ===========================================
   Card System - Elevated Design
   =========================================== */

.card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  position: relative;
  transition:
    transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out);
}

/* Subtle gradient overlay on cards */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(180deg, var(--color-primary-surface) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
  pointer-events: none;
}

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

.card:hover::before {
  opacity: 1;
}

.card__header {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-xl);
  align-items: flex-start;
  position: relative;
}

.card__avatar {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm), 0 0 12px var(--color-primary-glow);
}

.card__avatar svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: white;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card__info {
  flex: 1;
  min-width: 0;
}

.card__name {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin: 0 0 var(--spacing-xs);
  color: var(--color-text-emphasis);
  letter-spacing: var(--tracking-tight);
}

.card__meta {
  color: var(--color-text-subtle);
  font-size: var(--text-sm);
}

.card__body {
  padding: var(--spacing-xl);
  border-top: 1px solid var(--color-border-subtle);
  color: var(--color-text);
}

.card__footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* Footer action links */
.card__footer a {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition:
    color var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out);
}

.card__footer a:hover {
  color: var(--color-primary);
  background: var(--color-primary-surface);
}

/* ===========================================
   Page Header
   =========================================== */

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.page-header__back {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-subtle);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.page-header__back:hover {
  color: var(--color-text);
  background: var(--color-surface-hover);
}

.page-header__back-icon {
  width: 1.25rem;
  height: 1.25rem;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  transition: transform var(--duration-fast) var(--ease-out);
}

.page-header__back:hover .page-header__back-icon {
  transform: translateX(-2px);
}

.page-header__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-emphasis);
  margin: 0;
  letter-spacing: var(--tracking-tight);
}

.page-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.page-title h1 {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  margin: 0;
  letter-spacing: var(--tracking-tighter);
}

.count-badge {
  background: var(--color-surface-raised);
  color: var(--color-text-subtle);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border: 1px solid var(--color-border);
}

/* ===========================================
   Page Footer
   =========================================== */

.page-footer {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border-subtle);
}

/* ===========================================
   Description
   =========================================== */

.description {
  color: var(--color-text-subtle);
  margin-bottom: var(--spacing-xl);
  font-size: var(--text-base);
  line-height: 1.6;
  max-width: 65ch;
}

/* ===========================================
   Stack Layout
   =========================================== */

.stack-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* ===========================================
   Field Component
   =========================================== */

.field {
  margin-bottom: var(--spacing-lg);
}

.field:last-child {
  margin-bottom: 0;
}

/* Label & Value pairs */
.label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-subtle);
  margin-bottom: var(--spacing-xs);
  font-weight: var(--font-medium);
}

.value {
  color: var(--color-text);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* ===========================================
   Actions Container
   =========================================== */

.actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ===========================================
   Channel List
   =========================================== */

.channel-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.channel-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: var(--color-surface-raised);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition:
    background-color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out);
}

.channel-badge:hover {
  background: var(--color-surface-elevated);
  border-color: var(--color-border-hover);
}

.channel-badge__action {
  color: var(--color-primary);
  font-weight: var(--font-medium);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.channel-badge__action:hover {
  text-decoration: underline;
}

.channel-badge__detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ===========================================
   Responsive
   =========================================== */

@media (max-width: 1024px) {
  .page {
    padding: var(--spacing-lg);
  }

  .page-header {
    margin-bottom: var(--spacing-lg);
  }

  .card:hover {
    transform: none;
  }
}

@media (max-width: 640px) {
  .page {
    padding: var(--spacing-md);
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .page-title h1 {
    font-size: var(--text-2xl);
  }

  .card__header {
    padding: var(--spacing-lg);
  }

  .card__body,
  .card__footer {
    padding: var(--spacing-lg);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .card,
  .card::before,
  .channel-badge {
    transition: none;
  }
}