/* ==========================================================================
   PEPTIDESTX — COMPONENT LIBRARY
   Shared, reusable primitives referenced across every page.
   ========================================================================== */

/* ---------------------------------------------------------------------
   BUTTONS
   --------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.02em;
  border: none;
  border-radius: var(--radius-sm);
  padding: 16px 32px;
  transition: background-color var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out);
  white-space: nowrap;
}

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

.btn--primary-light:hover {
  background: var(--color-royal-violet);
  color: var(--color-white);
}

.btn--primary-light:active {
  background: var(--color-royal-violet-hover);
}

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

.btn--primary-dark:hover {
  background: var(--color-royal-violet);
}

.btn--primary-dark:active {
  background: var(--color-royal-violet-hover);
}

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

.btn--violet:hover {
  background: var(--color-royal-violet-hover);
}

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

/* ---- Text link (used constantly as the "secondary CTA" pattern) ---- */

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  color: var(--color-royal-violet);
  position: relative;
  background: none;
  border: none;
  padding: 0;
  text-align: left;
}

.text-link__arrow {
  display: inline-block;
  transition: transform var(--dur-base) var(--ease-out);
}

.text-link:hover .text-link__arrow {
  transform: translateX(4px);
}

.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out);
}

.text-link:hover::after {
  transform: scaleX(1);
}

.text-link--on-dark {
  color: var(--color-white);
}

/* ---- Icon button (search / account / cart / hamburger / close) ---- */

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  color: var(--color-white);
  position: relative;
}

.icon-btn svg {
  width: 24px;
  height: 24px;
}

/* ---- Cart count badge ---- */

.cart-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 16px;
  height: 16px;
  padding: 0 3px;
  border-radius: 999px;
  background: var(--color-royal-violet);
  color: var(--color-white);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 10px;
  line-height: 16px;
  text-align: center;
  transform: scale(0);
  transition: transform var(--dur-mid) var(--ease-out);
}

.cart-badge.is-visible {
  transform: scale(1);
}

.cart-badge.is-popping {
  animation: cart-pop 300ms var(--ease-out);
}

@keyframes cart-pop {
  0% { transform: scale(0); }
  60% { transform: scale(1.15); }
  100% { transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .cart-badge.is-popping {
    animation: none;
  }
}

/* ---------------------------------------------------------------------
   EYEBROW LABEL (used across nearly every section)
   --------------------------------------------------------------------- */

.eyebrow {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-royal-violet);
}

/* ---------------------------------------------------------------------
   VISUALLY-HIDDEN LIVE REGION HELPER
   --------------------------------------------------------------------- */

.live-region {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}