/* ============================================================
   STORE — extends main-style.css
   Reuses tokens: --bg --surface --border --red --text --text-mid
   fonts (serif / mono / disp), .btn-primary, .btn-ghost, .form-input,
   .navbar, .mobile-nav, theme system. Only store components live here.
   ============================================================ */

/* Push content below the fixed navbar */
.store-main {
  padding-top: var(--nav-h);
  min-height: 100vh;
  max-width: 1200px;
  margin: 0 auto;
}

/* ── Store header band ── */
.store-head {
  padding: 3.5rem 2.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.store-head-top { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }
.store-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--red);
  margin-bottom: 0.75rem;
  display: block;
  text-transform: uppercase;
}
.store-title {
  font-family: var(--font-disp);
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--text);
}
.store-back {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--text-mid);
  transition: color var(--transition);
  white-space: nowrap;
}
.store-back:hover { color: var(--red); }
.store-back i { margin-right: 0.4rem; }

/* ── Search + filters ── */
.store-controls { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.search-wrap { position: relative; flex: 1; min-width: 220px; }
.search-wrap i {
  position: absolute; left: 1rem; top: 50%; transform: translateY(-50%);
  color: var(--text-dim); font-size: 0.8rem; pointer-events: none;
}
.search-input {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  padding: 0.85rem 1rem 0.85rem 2.5rem;
  outline: none;
  transition: border-color var(--transition);
  border-radius: 0;
}
.search-input::placeholder { color: var(--text-dim); }
.search-input:focus { border-color: var(--red); }
.search-clear {
  position: absolute; right: 0.6rem; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-dim);
  font-size: 0.85rem; padding: 0.25rem; line-height: 1;
  transition: color var(--transition);
}
.search-clear:hover { color: var(--red); }

.filter-chips { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.chip {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.45rem 0.9rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-mid);
  transition: all var(--transition);
}
.chip:hover { border-color: var(--text-mid); color: var(--text); }
.chip.active { border-color: var(--red); color: var(--red); background: var(--red-dim); }

/* ── Product grid ── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding: 1.5rem 2.5rem 4rem;
}
.product-card {
  border: 1px solid var(--border);
  background: var(--bg2);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.product-card:hover {
  border-color: var(--red);
  transform: translateY(-4px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.35);
}
.product-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-media img { transform: scale(1.04); }
/* graceful image fallback */
.product-media .media-fallback {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-disp); font-size: 2.5rem; letter-spacing: 0.05em;
  color: var(--text-dim); background: var(--surface);
}
.product-badge {
  position: absolute; top: 0.75rem; left: 0.75rem;
  font-family: var(--font-mono); font-size: 0.55rem; letter-spacing: 0.15em;
  text-transform: uppercase; padding: 0.3rem 0.6rem;
  background: rgba(13,13,13,0.85); color: var(--text-mid);
  border: 1px solid var(--border);
}
.product-badge.out { color: var(--red); border-color: var(--red); }

.product-body { padding: 1.1rem 1.1rem 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; flex: 1; }
.product-cat {
  font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--red);
}
.product-name { font-family: var(--font-disp); font-size: 1.4rem; letter-spacing: 0.03em; line-height: 1.05; color: var(--text); }
.product-desc { font-family: var(--font-serif); font-size: 0.95rem; color: var(--text-mid); line-height: 1.55; flex: 1; }
.product-foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 0.5rem; }
.product-price { font-family: var(--font-mono); font-size: 0.95rem; letter-spacing: 0.05em; color: var(--text); }
.product-price .cur { color: var(--red); }
.add-btn {
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em;
  text-transform: uppercase; padding: 0.6rem 1rem;
  background: var(--red); color: #fff; border: 1px solid var(--red);
  transition: all var(--transition); white-space: nowrap;
}
.add-btn:hover { background: transparent; color: var(--red); box-shadow: var(--red-glow); }
.add-btn:disabled { background: var(--surface); border-color: var(--border); color: var(--text-dim); cursor: not-allowed; box-shadow: none; }

/* ── Empty / loading states ── */
.store-msg {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}
.store-msg b { color: var(--red); }
.store-msg .big { font-family: var(--font-disp); font-size: 2rem; color: var(--text-mid); display: block; margin-bottom: 0.75rem; letter-spacing: 0.04em; }

/* ── Cart button in navbar ── */
.nav-cart {
  position: relative;
  background: none; border: none;
  color: var(--text-mid); font-size: 1rem;
  padding: 0.4rem; margin-left: 0.25rem;
  transition: color var(--transition);
  display: flex; align-items: center;
}
.nav-cart:hover { color: var(--red); }
.cart-count {
  position: absolute; top: -2px; right: -6px;
  min-width: 16px; height: 16px; padding: 0 4px;
  background: var(--red); color: #fff; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.55rem; font-weight: 500;
  display: flex; align-items: center; justify-content: center;
  transform: scale(0); transition: transform 0.2s cubic-bezier(0.175,0.885,0.32,1.275);
}
.cart-count.show { transform: scale(1); }

/* ── Cart drawer ── */
.cart-overlay {
  position: fixed; inset: 0; z-index: 1500;
  background: rgba(0,0,0,0.55);
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease;
}
.cart-overlay.open { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 1600;
  width: min(400px, 100vw);
  background: rgba(20,20,20,0.92);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
}
[data-theme="light"] .cart-drawer { background: rgba(245,242,238,0.95); }
.cart-drawer.open { transform: none; }
.cart-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--border); background: var(--bg2);
}
.cart-header h2 { font-family: var(--font-disp); font-size: 1.5rem; letter-spacing: 0.05em; }
.cart-close { background: none; border: none; color: var(--text-dim); font-size: 1.1rem; transition: color var(--transition); }
.cart-close:hover { color: var(--red); }

.cart-items { flex: 1; overflow-y: auto; padding: 1rem 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
.cart-items::-webkit-scrollbar { width: 6px; }
.cart-items::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.cart-empty {
  margin: auto; text-align: center; color: var(--text-dim);
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.08em;
}
.cart-empty i { font-size: 2rem; color: var(--border); display: block; margin-bottom: 1rem; }

.cart-item { display: grid; grid-template-columns: 56px 1fr auto; gap: 0.85rem; align-items: center; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.cart-item:last-child { border-bottom: none; }
.cart-item-media { width: 56px; height: 56px; overflow: hidden; border: 1px solid var(--border); background: var(--surface); }
.cart-item-media img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-info { min-width: 0; }
.cart-item-name { font-family: var(--font-disp); font-size: 1.05rem; letter-spacing: 0.03em; line-height: 1.1; }
.cart-item-price { font-family: var(--font-mono); font-size: 0.68rem; color: var(--text-mid); margin-top: 0.2rem; }
.cart-qty { display: flex; align-items: center; gap: 0.5rem; margin-top: 0.5rem; }
.qty-btn {
  width: 22px; height: 22px; background: var(--surface); border: 1px solid var(--border);
  color: var(--text-mid); font-family: var(--font-mono); font-size: 0.8rem; line-height: 1;
  display: flex; align-items: center; justify-content: center; transition: all var(--transition);
}
.qty-btn:hover { border-color: var(--red); color: var(--red); }
.qty-val { font-family: var(--font-mono); font-size: 0.75rem; min-width: 1.5ch; text-align: center; }
.cart-item-remove { background: none; border: none; color: var(--text-dim); font-size: 0.8rem; transition: color var(--transition); align-self: flex-start; }
.cart-item-remove:hover { color: var(--red); }

.cart-footer { padding: 1.25rem 1.5rem; border-top: 1px solid var(--border); background: var(--bg2); display: flex; flex-direction: column; gap: 1rem; }
.cart-total { display: flex; align-items: baseline; justify-content: space-between; }
.cart-total span { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-mid); }
.cart-total strong { font-family: var(--font-disp); font-size: 1.8rem; letter-spacing: 0.04em; color: var(--text); }
.cart-total strong .cur { color: var(--red); }
.checkout-btn { width: 100%; text-align: center; border: none; padding: 0.95rem; }
.checkout-btn:disabled { background: var(--surface); border-color: var(--border); color: var(--text-dim); cursor: not-allowed; box-shadow: none; }
.cart-note { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.05em; color: var(--text-dim); text-align: center; line-height: 1.6; }
.cart-note i { color: var(--red); }

/* checkout status line */
.checkout-status { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.08em; text-align: center; min-height: 1em; }
.checkout-status.error { color: var(--red); }
.checkout-status.working { color: var(--text-mid); }

/* ── Result pages (success / cancel) ── */
.result-wrap { max-width: 620px; margin: 0 auto; padding: calc(var(--nav-h) + 5rem) 2rem 5rem; text-align: center; }
.result-icon { font-size: 2.5rem; color: var(--red); margin-bottom: 1.5rem; }
.result-icon.ok { color: #30d158; }
.result-wrap h1 { font-family: var(--font-disp); font-size: clamp(2.5rem,6vw,4rem); letter-spacing: 0.04em; line-height: 1; margin-bottom: 1.25rem; }
.result-wrap p { font-family: var(--font-serif); font-size: 1.15rem; color: var(--text-mid); line-height: 1.7; margin-bottom: 1rem; }
.result-wrap .ref { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; color: var(--text-dim); word-break: break-all; }
.result-actions { display: flex; gap: 1rem; justify-content: center; margin-top: 2.5rem; flex-wrap: wrap; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .store-head { padding: 2.5rem 1.5rem 1rem; }
  .product-grid { padding: 1.5rem 1.5rem 4rem; gap: 1rem; }
  .nav-links, .nav-socials { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }
}
@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
  .store-controls { flex-direction: column; align-items: stretch; }
}

/* Accessibility: visible focus + reduced motion */
.search-input:focus-visible, .add-btn:focus-visible, .chip:focus-visible,
.checkout-btn:focus-visible, .qty-btn:focus-visible, .nav-cart:focus-visible {
  outline: 2px solid var(--red); outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  .product-card, .product-media img, .cart-drawer, .cart-overlay, .cart-count { transition: none; }
}