/**
 * iNKPPL Design System — Button Component
 * .btn base + variants: --primary, --outline, --pill, --ghost, --danger
 * Modifiers: --sm, --block
 */

/* Base */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

/* Primary — Gold gradient */
.btn--primary {
  background: var(--color-brand-accent);
  color: var(--color-gray-900);
}
.btn--primary:hover {
  box-shadow: 0 4px 16px rgba(232, 197, 71, 0.4);
  transform: translateY(-1px);
}

/* Outline — Gold border */
.btn--outline {
  background: transparent;
  color: var(--color-brand-accent);
  border: 2px solid var(--color-brand-accent);
}
.btn--outline:hover {
  background: rgba(232, 197, 71, 0.1);
}

/* Pill — Category/filter pills */
.btn--pill {
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-caps);
}
.btn--pill:hover {
  border-color: var(--color-brand-accent);
  color: var(--color-brand-accent);
}
.btn--pill.active {
  background: var(--color-brand-accent);
  color: var(--color-gray-900);
  border-color: var(--color-brand-accent);
}

/* Pill chip — active-filter chip with ✕ remover
   Source: INK-DEV-AFISHA-V2.1 SPEC §1.2 (#afisha-chip-row) + §6 chip-row contract.
   Used in #afisha-chip-row as `class="btn btn--pill btn--pill--chip"`.
   JS must set aria-label="Remove filter ${name}" on the inner __close element. */
.btn--pill--chip {
  padding-right: var(--space-2);
  gap: var(--space-2);
  /* Ensure 44px touch target via min-height (pill base padding alone falls short) */
  min-height: 44px;
}
.btn--pill--chip .btn--pill--chip__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-left: var(--space-1);
  border-radius: var(--radius-full);
  background: transparent;
  border: none;
  color: inherit;
  font-size: var(--text-xs);
  line-height: 1;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.btn--pill--chip .btn--pill--chip__close::before {
  content: '\2715'; /* ✕ */
  display: block;
  line-height: 1;
}
.btn--pill--chip .btn--pill--chip__close:hover {
  background: var(--color-bg-hover);
  color: var(--color-brand-accent);
}
.btn--pill--chip .btn--pill--chip__close:focus-visible {
  outline: 2px solid var(--color-brand-accent);
  outline-offset: 2px;
}
.btn--pill--chip:hover {
  border-color: var(--color-brand-accent);
  color: var(--color-brand-accent);
}
.btn--pill--chip:focus-visible {
  outline: 2px solid var(--color-brand-accent);
  outline-offset: 2px;
}
.btn--pill--chip:active {
  background: var(--color-bg-hover);
}

/* Ghost — Transparent */
.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
}
.btn--ghost:hover {
  background: var(--color-bg-hover);
  color: var(--color-text);
}

/* Danger — Red gradient */
.btn--danger {
  background: linear-gradient(180deg, #ff6b6b 0%, #ee5a5a 100%);
  color: white;
}
.btn--danger:hover {
  box-shadow: 0 4px 12px rgba(238, 90, 90, 0.3);
  transform: translateY(-1px);
}

/* Modifiers */
.btn--sm {
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
}

.btn--block {
  width: 100%;
}

/* Icon in button */
.btn__icon {
  font-size: var(--text-base);
  line-height: 1;
  flex-shrink: 0;
}

/* ==========================================================================
   Load More — Canonical DS variant for "Show more" pagination buttons
   Used across homepage-v2, masters-v2, studios-v2, company-v2, composer-v2.
   Shape: outlined pill, theme-aware border, gold hover.
   Layout helper: .load-more__wrap centers the button with vertical padding.
   ========================================================================== */

.load-more__wrap {
  text-align: center;
  padding: 48px 24px 64px;
}

.load-more__btn,
.load-more-btn,
.masters-load-more-btn,
.studios-load-more-btn,
.company-load-more-btn,
.cmp-gallery-more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2, 10px);
  padding: 14px 40px;
  border-radius: var(--radius-full, 999px);
  font-size: var(--text-xs, 12px);
  font-weight: var(--font-weight-bold, 700);
  font-family: var(--font-family);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
}

.load-more__btn:hover,
.load-more-btn:hover,
.masters-load-more-btn:hover,
.studios-load-more-btn:hover,
.company-load-more-btn:hover,
.cmp-gallery-more-btn:hover {
  background: rgba(232, 197, 71, 0.12);
  border-color: var(--color-brand-accent);
  color: var(--color-brand-accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232, 197, 71, 0.18);
}

.load-more__btn:disabled,
.load-more-btn:disabled,
.masters-load-more-btn:disabled,
.studios-load-more-btn:disabled,
.company-load-more-btn:disabled,
.cmp-gallery-more-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.load-more__btn.loading,
.load-more-btn.loading,
.masters-load-more-btn.loading,
.studios-load-more-btn.loading,
.company-load-more-btn.loading,
.cmp-gallery-more-btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

.load-more__btn svg,
.load-more-btn svg,
.masters-load-more-btn svg,
.studios-load-more-btn svg,
.company-load-more-btn svg,
.cmp-gallery-more-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}