/* ─── TOPBAR ─────────────────────────────────────────────── */
.topbar {
  background: var(--clr-primary-dark);
  color: rgba(255,255,255,0.75);
  font-size: 0.8125rem;
  padding: 0.4rem 0;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
  flex-wrap: wrap;
}
.topbar-left { display: flex; align-items: center; gap: var(--sp-lg); }
.topbar-right { display: flex; align-items: center; gap: var(--sp-md); }
.topbar-item {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  color: rgba(255,255,255,0.75);
  transition: color var(--tr-fast);
  white-space: nowrap;
}
.topbar-item:hover { color: var(--clr-accent-light); }
.topbar-item i { font-size: 0.75rem; }
.topbar-social {
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: color var(--tr-fast);
}
.topbar-social:hover { color: var(--clr-accent-light); }
.topbar-register {
  background: rgba(232,160,32,.2);
  border: 1px solid rgba(232,160,32,.4);
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-full);
  color: var(--clr-accent-light);
  font-weight: 600;
}
.topbar-register:hover { background: rgba(232,160,32,.35); color: #fff; }
@media (max-width: 768px) { .topbar { display: none; } }

/* ─── PRODUCT LIST PAGE ──────────────────────────────────── */
.products-layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  gap: var(--sp-2xl);
  align-items: start;
}
.products-sidebar {
  position: sticky;
  top: calc(var(--header-h) + var(--sp-lg));
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-xl);
}
.sidebar-section { margin-bottom: var(--sp-xl); padding-bottom: var(--sp-xl); border-bottom: 1px solid var(--clr-border); }
.sidebar-section:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.sidebar-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text);
  margin-bottom: var(--sp-md);
}
.filter-list { display: flex; flex-direction: column; gap: var(--sp-sm); }
.filter-item {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  cursor: pointer;
  padding: 0.35rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--tr-fast);
}
.filter-item:hover { background: var(--clr-bg-alt); color: var(--clr-primary); }
.filter-item.active { color: var(--clr-primary); font-weight: 600; }
.filter-item input { accent-color: var(--clr-primary); }
.products-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
  margin-bottom: var(--sp-xl);
  flex-wrap: wrap;
}
.toolbar-info { font-size: 0.875rem; color: var(--clr-text-muted); }
.toolbar-sort { display: flex; align-items: center; gap: var(--sp-sm); font-size: 0.875rem; }

@media (max-width: 1024px) {
  .products-layout { grid-template-columns: 1fr; }
  .products-sidebar { position: static; }
}

/* ─── PRODUCT DETAIL ─────────────────────────────────────── */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--sp-3xl);
  align-items: start;
}
.product-gallery__main {
  aspect-ratio: 1;
  background: var(--clr-bg-alt);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--sp-md);
}
.product-gallery__main img { width: 100%; height: 100%; object-fit: cover; }
.product-gallery__thumbs { display: flex; gap: var(--sp-sm); overflow-x: auto; }
.product-gallery__thumb {
  width: 72px;
  height: 72px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--tr-fast);
}
.product-gallery__thumb.active { border-color: var(--clr-primary); }
.product-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-info__brand {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-accent-dark);
  margin-bottom: var(--sp-sm);
}
.product-info__name {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  margin-bottom: var(--sp-md);
}
.product-info__price-wrap {
  display: flex;
  align-items: baseline;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}
.product-info__price-current {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 2rem;
  color: var(--clr-primary);
}
.product-info__price-old {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  text-decoration: line-through;
}
.product-info__short-desc { color: var(--clr-text-muted); margin-bottom: var(--sp-xl); }
.product-info__attrs {
  background: var(--clr-bg-alt);
  border-radius: var(--radius-md);
  padding: var(--sp-lg);
  margin-bottom: var(--sp-xl);
}
.attr-row { display: flex; gap: var(--sp-md); padding: var(--sp-sm) 0; border-bottom: 1px solid var(--clr-border); font-size: 0.9rem; }
.attr-row:last-child { border-bottom: none; }
.attr-name { font-weight: 600; min-width: 140px; color: var(--clr-text-muted); }
.product-info__qty-row { display: flex; align-items: center; gap: var(--sp-md); margin-bottom: var(--sp-lg); }
.qty-control { display: flex; align-items: center; border: 1.5px solid var(--clr-border); border-radius: var(--radius-full); overflow: hidden; }
.qty-btn { width: 40px; height: 40px; background: transparent; border: none; cursor: pointer; font-size: 1.1rem; color: var(--clr-text-muted); transition: all var(--tr-fast); }
.qty-btn:hover { background: var(--clr-bg-alt); color: var(--clr-text); }
.qty-input { width: 50px; text-align: center; border: none; background: transparent; font-family: var(--font-heading); font-weight: 700; font-size: 1rem; color: var(--clr-text); }
.product-info__actions { display: flex; gap: var(--sp-md); flex-wrap: wrap; }
@media (max-width: 768px) { .product-detail-grid { grid-template-columns: 1fr; } }

/* ─── CART ───────────────────────────────────────────────── */
.cart-layout { display: grid; grid-template-columns: 1fr 380px; gap: var(--sp-2xl); align-items: start; }
.cart-item {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: var(--sp-lg);
  align-items: center;
  padding: var(--sp-lg);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--sp-md);
}
.cart-item__img { width: 88px; height: 88px; border-radius: var(--radius-sm); overflow: hidden; background: var(--clr-bg-alt); }
.cart-item__img img { width: 100%; height: 100%; object-fit: cover; }
.cart-item__name { font-family: var(--font-heading); font-weight: 600; font-size: 0.9375rem; margin-bottom: 0.25rem; }
.cart-item__brand { font-size: 0.75rem; color: var(--clr-text-muted); margin-bottom: var(--sp-sm); }
.cart-item__price { font-family: var(--font-heading); font-weight: 800; color: var(--clr-primary); }
.cart-item__right { display: flex; flex-direction: column; align-items: flex-end; gap: var(--sp-md); }
.cart-item__total { font-family: var(--font-heading); font-weight: 800; font-size: 1.1rem; color: var(--clr-primary); }
.cart-item__remove { color: var(--clr-danger); background: none; border: none; cursor: pointer; font-size: 0.8125rem; transition: opacity var(--tr-fast); }
.cart-item__remove:hover { opacity: 0.7; }
.coupon-row { display: flex; gap: var(--sp-sm); }
.coupon-row .form-control { border-radius: var(--radius-full); }
@media (max-width: 1024px) { .cart-layout { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .cart-item { grid-template-columns: 70px 1fr; } .cart-item__right { grid-column: 1/-1; flex-direction: row; justify-content: space-between; } }

/* ─── AUTH PAGES ─────────────────────────────────────────── */
.auth-page { min-height: calc(100vh - var(--header-h)); display: flex; align-items: center; padding: var(--sp-2xl) 0; }
.auth-card { max-width: 480px; width: 100%; margin: 0 auto; background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-xl); padding: var(--sp-3xl); box-shadow: var(--shadow-lg); }
.auth-card__logo { text-align: center; margin-bottom: var(--sp-2xl); }
.auth-card__title { font-size: 1.6rem; font-weight: 800; text-align: center; margin-bottom: var(--sp-sm); }
.auth-card__subtitle { text-align: center; color: var(--clr-text-muted); font-size: 0.9rem; margin-bottom: var(--sp-2xl); }
.auth-divider { text-align: center; position: relative; margin: var(--sp-lg) 0; }
.auth-divider::before { content:''; position:absolute; left:0; right:0; top:50%; height:1px; background:var(--clr-border); }
.auth-divider span { background: var(--clr-surface); position: relative; padding: 0 var(--sp-md); font-size: 0.8125rem; color: var(--clr-text-muted); }

/* ─── ACCOUNT ────────────────────────────────────────────── */
.account-layout { display: grid; grid-template-columns: 260px 1fr; gap: var(--sp-2xl); align-items: start; }
.account-sidebar { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-lg); overflow: hidden; position: sticky; top: calc(var(--header-h) + var(--sp-lg)); }
.account-nav__link { display: flex; align-items: center; gap: var(--sp-md); padding: var(--sp-md) var(--sp-lg); font-size: 0.9375rem; font-weight: 500; color: var(--clr-text-muted); border-left: 3px solid transparent; transition: all var(--tr-fast); }
.account-nav__link:hover { background: var(--clr-bg-alt); color: var(--clr-primary); }
.account-nav__link.active { border-color: var(--clr-primary); color: var(--clr-primary); background: rgba(26,58,42,.05); font-weight: 600; }
.account-panel { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-lg); padding: var(--sp-xl); }
.order-row { display: grid; grid-template-columns: 1fr auto auto auto; gap: var(--sp-md); align-items: center; padding: var(--sp-md) var(--sp-lg); border-radius: var(--radius-md); border: 1px solid var(--clr-border); margin-bottom: var(--sp-sm); transition: box-shadow var(--tr-fast); }
.order-row:hover { box-shadow: var(--shadow-sm); }
@media (max-width: 768px) { .account-layout { grid-template-columns: 1fr; } }

/* ─── ADMIN ──────────────────────────────────────────────── */
.admin-body { display: flex; min-height: 100vh; background: var(--clr-bg); }
.admin-sidebar { width: 260px; min-height: 100vh; background: var(--clr-primary-dark); color: rgba(255,255,255,0.85); display: flex; flex-direction: column; flex-shrink: 0; position: fixed; left: 0; top: 0; bottom: 0; z-index: var(--z-sticky); overflow-y: auto; }
.admin-sidebar__logo { padding: var(--sp-xl); border-bottom: 1px solid rgba(255,255,255,.1); display: flex; align-items: center; gap: var(--sp-sm); }
.admin-sidebar__logo span { font-family: var(--font-heading); font-weight: 800; font-size: 1.1rem; color: #fff; }
.admin-nav { padding: var(--sp-md) 0; flex: 1; }
.admin-nav__section { padding: var(--sp-sm) var(--sp-lg); font-size: 0.65rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.35); margin-top: var(--sp-md); }
.admin-nav__link { display: flex; align-items: center; gap: var(--sp-md); padding: 0.65rem var(--sp-lg); font-size: 0.9rem; font-weight: 500; color: rgba(255,255,255,.7); transition: all var(--tr-fast); border-left: 3px solid transparent; }
.admin-nav__link:hover { background: rgba(255,255,255,.06); color: #fff; }
.admin-nav__link.active { background: rgba(255,255,255,.1); color: #fff; border-left-color: var(--clr-accent); }
.admin-nav__link i { width: 18px; text-align: center; font-size: 0.9rem; }
.admin-main { margin-left: 260px; flex: 1; display: flex; flex-direction: column; min-height: 100vh; }
.admin-header { height: 64px; background: var(--clr-surface); border-bottom: 1px solid var(--clr-border); display: flex; align-items: center; justify-content: space-between; padding: 0 var(--sp-2xl); position: sticky; top: 0; z-index: 100; box-shadow: var(--shadow-xs); }
.admin-header__title { font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; }
.admin-content { padding: var(--sp-xl) var(--sp-2xl); flex: 1; }
.admin-card { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-lg); overflow: hidden; }
.admin-card__header { padding: var(--sp-lg) var(--sp-xl); border-bottom: 1px solid var(--clr-border); display: flex; align-items: center; justify-content: space-between; }
.admin-card__header h2 { font-family: var(--font-heading); font-weight: 700; font-size: 1rem; margin: 0; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th { padding: var(--sp-md) var(--sp-lg); text-align: left; font-family: var(--font-heading); font-weight: 700; font-size: 0.75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--clr-text-muted); border-bottom: 1px solid var(--clr-border); white-space: nowrap; }
.admin-table td { padding: var(--sp-md) var(--sp-lg); font-size: 0.9rem; border-bottom: 1px solid var(--clr-border); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: var(--clr-bg-alt); }
.admin-table img { width: 48px; height: 48px; object-fit: cover; border-radius: var(--radius-sm); }
.stat-card { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-lg); padding: var(--sp-xl); display: flex; align-items: center; gap: var(--sp-lg); }
.stat-card__icon { width: 56px; height: 56px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; flex-shrink: 0; }
.stat-card__value { font-family: var(--font-heading); font-weight: 800; font-size: 1.6rem; line-height: 1; }
.stat-card__label { font-size: 0.8125rem; color: var(--clr-text-muted); margin-top: 0.25rem; }
.stat-card__trend { font-size: 0.75rem; font-weight: 600; }

/* ¦¦¦ ADMIN RESPONSIVE ¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦ */
@media (max-width: 1024px) {
  .admin-sidebar { width: 220px; }
  .admin-main { margin-left: 220px; }
  .admin-content { padding: var(--sp-lg); }
}

@media (max-width: 768px) {
  .admin-sidebar { 
    transform: translateX(-100%);
    transition: transform .3s ease;
    z-index: 999;
  }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0 !important; }
  .admin-header { padding: 0 var(--sp-lg); }
  .admin-content { padding: var(--sp-md); }
  .admin-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .admin-card__header { flex-wrap: wrap; gap: var(--sp-sm); padding: var(--sp-md) var(--sp-lg); }
  .stat-card { padding: var(--sp-md); gap: var(--sp-md); }
  .stat-card__icon { width: 44px; height: 44px; font-size: 1.1rem; }
  .stat-card__value { font-size: 1.3rem; }
  /* Mobile menu button */
  .admin-mobile-menu-btn { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: none; border: 1px solid var(--clr-border); border-radius: var(--radius-md); cursor: pointer; color: var(--clr-text); }
}

@media (max-width: 480px) {
  .admin-header__title { font-size: .9rem; }
  .admin-content { padding: var(--sp-sm); }
  .stat-card { flex-direction: column; text-align: center; padding: var(--sp-lg) var(--sp-md); }
  .stat-card__icon { width: 40px; height: 40px; }
  .admin-table th, .admin-table td { padding: var(--sp-sm) var(--sp-md); font-size: .8rem; }
}