/* === components.css — Shared component primitives === */

/* ------- BUTTON ------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--btn-padding-y) var(--btn-padding-x);
  border-radius: var(--btn-radius);
  font-weight: var(--btn-fw);
  font-size: var(--fs-sm);
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
  white-space: nowrap;
}
.btn--primary { background: var(--color-fg); color: var(--color-bg); }
.btn--primary:hover { background: var(--color-brand); }
.btn--secondary { background: var(--color-bg-elevated); color: var(--color-fg); border-color: var(--color-border-strong); }
.btn--secondary:hover { background: var(--color-fg); color: var(--color-bg); }
.btn--ghost { background: transparent; color: var(--color-fg); }
.btn--ghost:hover { background: color-mix(in srgb, var(--color-fg) 8%, transparent); }
.btn--outline { background: transparent; color: var(--color-fg); border-color: var(--color-fg); }
.btn--outline:hover { background: var(--color-fg); color: var(--color-bg); }
.btn--icon { padding: var(--space-3); border-radius: var(--radius-full); }
.btn--sm { padding: 0.55rem 1rem; font-size: var(--fs-xs); }
.btn--lg { padding: 1.1rem 2rem; font-size: var(--fs-base); }
.btn[disabled], .btn--loading { opacity: 0.6; cursor: not-allowed; }
.btn--magnetic { will-change: transform; }

/* ------- CARD ------- */
.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: color-mix(in srgb, var(--color-fg) 5%, transparent);
}
.card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}
.card:hover .card__media img { transform: scale(1.05); }
.card__body { padding: 0 var(--space-2) var(--space-4); display: flex; flex-direction: column; gap: var(--space-2); }
.card__title { font-size: var(--fs-base); font-weight: var(--fw-medium); font-family: var(--font-body); }
.card--featured { box-shadow: var(--shadow-md); }

/* ------- BADGE ------- */
.badge {
  display: inline-block;
  padding: 0.3rem 0.65rem;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: var(--color-fg);
  color: var(--color-bg);
}
.badge--new { background: var(--color-success); color: #fff; }
.badge--sale { background: var(--color-brand); color: #fff; }
.badge--bestseller { background: var(--color-accent); color: #fff; }
.badge--stock-low { background: var(--color-warning); color: var(--color-fg); }

/* ------- FORM ------- */
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field__label { font-size: var(--fs-sm); font-weight: var(--fw-medium); }
.form-field__helper { font-size: var(--fs-xs); color: var(--color-fg-muted); }
.form-field--error .input { border-color: var(--color-danger); }
.input, .textarea, .select {
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-bg-elevated);
  width: 100%;
  font-size: var(--fs-sm);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-brand) 20%, transparent);
}
.textarea { min-height: 6rem; resize: vertical; }

/* ------- PRICE ------- */
.price { display: flex; align-items: baseline; gap: var(--space-2); font-variant-numeric: tabular-nums; }
.price__current { font-weight: var(--fw-semibold); font-size: var(--fs-base); }
.price__original { color: var(--color-fg-muted); text-decoration: line-through; font-size: var(--fs-sm); }
.price__discount-pct { color: var(--color-brand); font-weight: var(--fw-semibold); font-size: var(--fs-xs); }

/* ------- RATING ------- */
.rating { display: inline-flex; align-items: center; gap: 0.15rem; color: var(--color-warning); }
.rating svg { width: 14px; height: 14px; }
.rating__label { color: var(--color-fg-muted); font-size: var(--fs-xs); margin-left: var(--space-2); }

/* ------- BREADCRUMB ------- */
.breadcrumb { display: flex; align-items: center; gap: var(--space-2); font-size: var(--fs-sm); color: var(--color-fg-muted); list-style: none; padding: 0; }
.breadcrumb li + li::before { content: "›"; margin-right: var(--space-2); color: var(--color-fg-muted); }
.breadcrumb a:hover { color: var(--color-fg); }

/* ------- PAGINATION ------- */
.pagination { display: flex; gap: var(--space-2); justify-content: center; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 2.5rem; height: 2.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 1px solid var(--color-border);
}
.pagination [aria-current="page"] { background: var(--color-fg); color: var(--color-bg); border-color: var(--color-fg); }

/* ------- MARQUEE ------- */
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee__track {
  display: flex;
  gap: var(--space-12);
  animation: marquee 28s linear infinite;
  width: max-content;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none; }
}

/* ------- DRAWER ------- */
.drawer-backdrop {
  position: fixed; inset: 0;
  background: rgba(10, 10, 10, 0.5);
  backdrop-filter: blur(2px);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-out), visibility var(--dur-base);
}
.drawer-backdrop.is-open { opacity: 1; visibility: visible; }

.drawer {
  position: fixed;
  top: 0;
  height: 100vh;
  width: min(420px, 92vw);
  background: var(--color-bg-elevated);
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: transform var(--dur-base) var(--ease-out);
  box-shadow: var(--shadow-xl);
}
.drawer--right { right: 0; transform: translateX(100%); }
.drawer--right.is-open { transform: translateX(0); }
.drawer--left  { left: 0; transform: translateX(-100%); }
.drawer--left.is-open  { transform: translateX(0); }
.drawer__header { display: flex; justify-content: space-between; align-items: center; padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--color-border); }
.drawer__body { padding: var(--space-5); overflow-y: auto; flex: 1; }
.drawer__footer { padding: var(--space-5); border-top: 1px solid var(--color-border); display: flex; flex-direction: column; gap: var(--space-3); }

/* ------- MODAL ------- */
.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-out), visibility var(--dur-base);
  background: rgba(10,10,10,0.55);
  padding: var(--space-4);
}
.modal.is-open { opacity: 1; visibility: visible; }
.modal__dialog {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  max-width: 560px;
  width: 100%;
  box-shadow: var(--shadow-xl);
}

/* ------- TOAST ------- */
.toast-tray {
  position: fixed;
  bottom: var(--space-4);
  right: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  z-index: 150;
  pointer-events: none;
}
.toast {
  background: var(--color-fg);
  color: var(--color-bg);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-size: var(--fs-sm);
  pointer-events: auto;
  animation: toast-in var(--dur-base) var(--ease-spring);
}
@keyframes toast-in {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

/* ------- SKELETON ------- */
.skeleton {
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--color-fg) 6%, transparent) 0%,
    color-mix(in srgb, var(--color-fg) 12%, transparent) 50%,
    color-mix(in srgb, var(--color-fg) 6%, transparent) 100%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s linear infinite;
  border-radius: var(--radius-md);
  min-height: 1em;
}
@keyframes skeleton-shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ------- GRID ------- */
.grid--products {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
@media (min-width: 720px) { .grid--products { grid-template-columns: repeat(3, 1fr); gap: var(--space-6); } }
@media (min-width: 1080px) { .grid--products { grid-template-columns: repeat(4, 1fr); } }

/* Cart drawer items */
.cart-item { display: flex; gap: var(--space-3); padding-block: var(--space-3); border-bottom: 1px solid var(--color-border); }
.cart-item img { width: 64px; height: 64px; object-fit: cover; border-radius: var(--radius-md); }
.cart-item__body { flex: 1; display: flex; flex-direction: column; gap: var(--space-1); }

/* Off-canvas mobile menu */
.mobile-menu {
  position: fixed; inset: 0;
  background: var(--color-bg);
  z-index: 95;
  display: flex; flex-direction: column;
  padding: var(--space-6);
  transform: translateY(-100%);
  transition: transform var(--dur-base) var(--ease-out);
}
.mobile-menu.is-open { transform: translateY(0); }
.mobile-menu nav { display: flex; flex-direction: column; gap: var(--space-4); margin-top: var(--space-8); font-size: var(--fs-2xl); font-family: var(--font-display); }

/* Edit mode indicator */
.edit-indicator {
  position: fixed; bottom: var(--space-4); left: var(--space-4);
  background: var(--color-fg); color: var(--color-bg);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  display: none; z-index: 80;
}
.edit-indicator::before { content: "●"; color: #4ade80; margin-right: 0.4rem; }

/* No-animation override */
body.no-anim *, body.no-anim *::before, body.no-anim *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
}