/* ── Fonts ─────────────────────────────────────────────────────────────────── */
@font-face {
  font-family: "Merriweather Sans";
  src: url("/static/assets/MerriweatherSans-Regular.ttf");
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: "Merriweather Sans";
  src: url("/static/assets/MerriweatherSans-Medium.ttf");
  font-weight: 500; font-display: swap;
}
@font-face {
  font-family: "Merriweather Sans";
  src: url("/static/assets/MerriweatherSans-Italic.ttf");
  font-weight: 500; font-style: italic; font-display: swap;
}
@font-face {
  font-family: "Merriweather Sans";
  src: url("/static/assets/MerriweatherSans-SemiBold.ttf");
  font-weight: 600; font-display: swap;
}
@font-face {
  font-family: "Merriweather Sans";
  src: url("/static/assets/MerriweatherSans-Bold.ttf");
  font-weight: 700; font-display: swap;
}
@font-face {
  font-family: "Merriweather Sans";
  src: url("/static/assets/MerriweatherSans-ExtraBold.ttf");
  font-weight: 800; font-display: swap;
}

/* ── Reset ─────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Design tokens ─────────────────────────────────────────────────────────── */
:root {
  --accent:      rgb(52, 101, 247);
  --accent-dark: rgb(38, 82, 210);
  --accent-soft: rgba(52, 101, 247, .1);
  --navbar-h:    60px;
  --bg:          #f0f3f5;
  --card:        #fff;
  --border:      #e4e7eb;
  --text:        #1e293b;
  --text-2:      #455366;
  --text-3:      #929dad;
  --success:     #10b981;
  --success-bg:  #dcfce7;
  --danger:      #ef4444;
  --danger-bg:   #fee2e2;
  --radius:      13px;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.1);
  --shadow:      0 3px 6px rgba(25,32,36,.16), 0 -1px 4px rgba(25,32,36,.04);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.18);
}

html, body { height: 100%; }
body {
  font-family: "Merriweather Sans", sans-serif;
  font-weight: 400;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img { display: block; max-width: 100%; }

/* ── Top navbar ───────────────────────────────────────────────────────────── */
.shop-navbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: var(--shadow-sm);
}

.shop-navbar-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: var(--navbar-h);
  display: flex;
  align-items: center;
  gap: 16px;
}

.shop-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  color: var(--text);
}

.shop-brand-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}
.shop-brand-icon svg { width: 18px; height: 18px; }

.shop-brand-name {
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
  color: var(--text);
}

.shop-nav-center {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 4px;
}

.shop-nav-link {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  transition: background .12s, color .12s;
}
.shop-nav-link:hover { background: #f3f4f6; color: var(--text); }
.shop-nav-link.active { background: var(--accent-soft); color: var(--accent); }

.shop-nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* Cart icon button */
.cart-icon-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--text-2);
  transition: background .12s, color .12s;
}
.cart-icon-btn:hover { background: #f3f4f6; color: var(--text); }
.cart-icon-btn svg { width: 20px; height: 20px; }

.cart-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  padding: 0 3px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* Auth buttons */
.auth-btn-ghost {
  padding: 7px 14px;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  background: transparent;
  color: var(--text-2);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .12s, color .12s, border-color .12s;
  font-family: inherit;
}
.auth-btn-ghost:hover { background: #f3f4f6; color: var(--text); border-color: var(--text-3); }

.auth-btn-primary {
  padding: 7px 16px;
  border: 1.5px solid var(--accent);
  border-radius: 7px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: filter .12s;
  font-family: inherit;
}
.auth-btn-primary:hover { filter: brightness(1.1); }

/* Customer menu */
.customer-menu { position: relative; }

.customer-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  background: transparent;
  cursor: pointer;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  transition: background .12s, border-color .12s;
  font-family: inherit;
}
.customer-btn:hover { background: #f3f4f6; border-color: var(--text-3); }

.customer-avatar {
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  text-transform: uppercase;
}

.customer-label {
  max-width: 120px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.customer-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  min-width: 180px;
  padding: 8px;
  z-index: 50;
}
.customer-dropdown.open { display: block; }

.customer-dropdown-name {
  padding: 6px 10px 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.customer-signout-btn {
  width: 100%;
  padding: 8px 10px;
  text-align: left;
  background: none;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  color: var(--danger);
  cursor: pointer;
  font-family: inherit;
  transition: background .12s;
}
.customer-signout-btn:hover { background: var(--danger-bg); }

/* ── Auth modal overlay ───────────────────────────────────────────────────── */
.auth-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.auth-overlay.open { display: flex; }

.auth-card {
  background: var(--card);
  border-radius: 14px;
  padding: 32px;
  width: 100%;
  max-width: 420px;
  position: relative;
  box-shadow: var(--shadow-lg);
  margin: 16px;
}

.auth-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  background: #f3f4f6;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  transition: background .12s, color .12s;
}
.auth-close-btn:hover { background: var(--danger-bg); color: var(--danger); }

.auth-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--border);
}

.auth-tab {
  padding: 8px 18px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-3);
  cursor: pointer;
  transition: color .12s, border-color .12s;
  font-family: inherit;
}
.auth-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.auth-form { display: flex; flex-direction: column; }

.auth-error {
  font-size: 13px;
  color: #991b1b;
  background: var(--danger-bg);
  padding: 8px 12px;
  border-radius: 7px;
  margin-bottom: 14px;
  display: none;
}
.auth-error.visible { display: block; }

.auth-field { margin-bottom: 16px; }

.auth-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.auth-hint { font-weight: 400; color: var(--text-3); }

.auth-input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.auth-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: none;
}

.auth-submit-btn {
  width: 100%;
  padding: 12px;
  margin-top: 20px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: filter .12s, transform .1s;
  font-family: inherit;
}
.auth-submit-btn:hover { filter: brightness(1.1); }
.auth-submit-btn:active { transform: scale(.98); }
.auth-submit-btn:disabled { opacity: .6; cursor: not-allowed; }

/* ── App layout ───────────────────────────────────────────────────────────── */
.main-area { min-height: calc(100vh - var(--navbar-h)); }

/* ── Shop two-pane layout ─────────────────────────────────────────────────── */
.shop-layout { display: flex; height: calc(100vh - var(--navbar-h)); overflow: hidden; }

.categories-sidebar {
  width: 190px;
  flex-shrink: 0;
  background: var(--card);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 20px 0;
}
.cat-section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-3);
  padding: 0 16px 10px;
}
.cat-link {
  display: block;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--text-2);
  border-radius: 6px;
  margin: 1px 8px;
  transition: background .12s, color .12s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cat-link:hover { background: #f3f4f6; color: var(--text); }
.cat-link.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

/* ── Products area ────────────────────────────────────────────────────────── */
.products-area { flex: 1; overflow-y: auto; padding: 20px 24px 32px; }

/* ── Search bar ───────────────────────────────────────────────────────────── */
.search-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: border-color .15s, box-shadow .15s;
}
.search-bar:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.search-icon { width: 18px; height: 18px; color: var(--text-3); flex-shrink: 0; }
.search-input {
  flex: 1; border: none; background: transparent;
  font-size: 14px; color: var(--text); outline: none; min-width: 0;
  font-family: inherit;
}
.search-input::placeholder { color: var(--text-3); }
.search-clear {
  color: var(--text-3);
  display: flex; align-items: center;
  padding: 2px; border-radius: 4px;
  transition: color .15s;
}
.search-clear:hover { color: var(--danger); }

/* ── Filter chips ─────────────────────────────────────────────────────────── */
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.filter-chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent-soft); color: var(--accent);
  border-radius: 20px; padding: 4px 12px;
  font-size: 13px; font-weight: 500;
}
.chip-remove { font-size: 16px; line-height: 1; color: var(--accent); opacity: .7; transition: opacity .12s; }
.chip-remove:hover { opacity: 1; }

/* ── Product grid ─────────────────────────────────────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

/* ── Product card ─────────────────────────────────────────────────────────── */
.product-card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform .18s, box-shadow .18s;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.product-card-img-wrap {
  position: relative; aspect-ratio: 1/1;
  overflow: hidden; background: #f3f4f6;
}
.product-card-img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s; }
.product-card:hover .product-card-img { transform: scale(1.04); }
.product-card-img-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: #f3f4f6; color: var(--text-3);
}
.card-out-stock-ribbon {
  position: absolute; top: 10px; left: -6px;
  background: var(--danger); color: #fff;
  font-size: 11px; font-weight: 600;
  padding: 3px 10px 3px 14px;
  border-radius: 0 4px 4px 0;
}
.card-out-stock-ribbon::before {
  content: '';
  position: absolute; left: 0; bottom: -6px;
  border-width: 6px 6px 0 0; border-style: solid;
  border-color: #b91c1c transparent transparent transparent;
}
.product-card-body { padding: 14px; }
.product-card-name {
  font-size: 14px; font-weight: 600; color: var(--text);
  margin-bottom: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.product-card-sku { font-size: 12px; color: var(--text-3); margin-bottom: 10px; }
.product-card-footer { display: flex; align-items: center; justify-content: space-between; }
.product-card-price { font-size: 15px; font-weight: 700; color: var(--accent); }
.stock-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.stock-dot.in-stock   { background: var(--success); }
.stock-dot.out-of-stock { background: var(--danger); }

/* ── Product detail modal ─────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 100; opacity: 0; pointer-events: none;
  transition: opacity .25s;
}
.modal-backdrop.open { opacity: 1; pointer-events: auto; }

.product-modal {
  position: fixed; top: 0; right: 0;
  width: 75%; max-width: 960px; height: 100vh;
  background: var(--card);
  z-index: 101;
  transform: translateX(100%);
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
}
.product-modal.open { transform: translateX(0); }

.modal-close-btn {
  position: absolute; top: 16px; right: 16px;
  width: 36px; height: 36px;
  border: none; background: #f3f4f6; border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2); z-index: 102;
  transition: background .15s, color .15s;
}
.modal-close-btn:hover { background: var(--danger-bg); color: var(--danger); }

.modal-body {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 32px; padding: 28px 28px 32px; flex: 1;
}
.modal-image-area {
  aspect-ratio: 1/1; background: #f3f4f6;
  border-radius: 12px; overflow: hidden;
  position: sticky; top: 28px; align-self: start;
}
.modal-image-area.no-img { display: flex; align-items: center; justify-content: center; }
.modal-image { width: 100%; height: 100%; object-fit: cover; }
.modal-img-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-3);
}
.modal-details { display: flex; flex-direction: column; gap: 18px; padding-top: 8px; }
.modal-name { font-size: 22px; font-weight: 700; color: var(--text); line-height: 1.25; }
.modal-sku { font-size: 13px; color: var(--text-3); margin-top: 4px; }
.modal-category {
  display: inline-block;
  background: var(--accent-soft); color: var(--accent);
  font-size: 12px; font-weight: 600;
  padding: 3px 10px; border-radius: 20px; margin-top: 6px;
}
.modal-price { font-size: 28px; font-weight: 800; color: var(--accent); }
.modal-stock-status {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600;
  padding: 5px 12px; border-radius: 20px;
}
.modal-stock-status.in-stock  { background: var(--success-bg); color: #166534; }
.modal-stock-status.out-stock { background: var(--danger-bg);  color: #991b1b; }
.modal-description { font-size: 14px; color: var(--text-2); line-height: 1.65; }

.modal-actions { display: flex; gap: 12px; align-items: center; padding-top: 4px; }
.qty-control {
  display: flex; align-items: center;
  border: 1.5px solid var(--border); border-radius: 8px;
  overflow: hidden; flex-shrink: 0;
}
.qty-btn {
  width: 36px; height: 40px;
  background: none; border: none;
  font-size: 18px; cursor: pointer;
  color: var(--text-2); transition: background .12s;
}
.qty-btn:hover { background: #f3f4f6; }
.qty-value {
  width: 40px; text-align: center;
  font-weight: 600; font-size: 15px;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  height: 40px; line-height: 40px;
}
.add-to-cart-btn {
  flex: 1; height: 42px;
  background: var(--accent); color: #fff;
  border: none; border-radius: 8px;
  font-size: 15px; font-weight: 600;
  cursor: pointer; transition: background .15s, transform .1s;
  font-family: inherit;
}
.add-to-cart-btn:hover   { background: var(--accent-dark); }
.add-to-cart-btn:active  { transform: scale(.98); }
.add-to-cart-btn:disabled { background: #93c5fd; cursor: not-allowed; }

/* ── Page content (cart / checkout / confirm) ─────────────────────────────── */
.page-content { min-height: 100vh; padding: 24px; }
.page-content-inner { max-width: 1100px; margin: 0 auto; }
.page-heading { margin-bottom: 24px; }
.back-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; color: var(--text-2); margin-bottom: 10px;
  transition: color .12s;
}
.back-link:hover { color: var(--accent); }
.page-title { font-size: 26px; font-weight: 700; }

/* ── Cart ─────────────────────────────────────────────────────────────────── */
.cart-layout { display: grid; grid-template-columns: 1fr 320px; gap: 24px; align-items: start; }

.cart-table {
  width: 100%; border-collapse: collapse;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.cart-table th {
  padding: 12px 16px;
  font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--text-3);
  background: #f9fafb;
  border-bottom: 1px solid var(--border);
}
.cart-table td { padding: 14px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.cart-table tr:last-child td { border-bottom: none; }
.text-right { text-align: right; }

.cart-thumb { width: 56px; height: 56px; border-radius: 8px; overflow: hidden; background: #f3f4f6; }
.cart-thumb-img { width: 100%; height: 100%; object-fit: cover; }
.cart-img-cell  { width: 72px; }
.cart-name-cell { min-width: 160px; }
.cart-item-name { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.cart-item-sku  { font-size: 12px; color: var(--text-3); }
.cart-price-cell, .cart-qty-cell, .cart-sub-cell { white-space: nowrap; }
.cart-remove-cell { width: 48px; }
.cart-remove-btn {
  background: none; border: none; cursor: pointer;
  color: var(--text-3); padding: 6px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  transition: color .12s, background .12s;
}
.cart-remove-btn:hover { color: var(--danger); background: var(--danger-bg); }

/* ── Summary card ─────────────────────────────────────────────────────────── */
.cart-items-section   { grid-column: 1; }
.cart-summary-section { grid-column: 2; position: sticky; top: 80px; }
.cart-summary-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}
.cart-summary-title  { font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.cart-summary-row {
  display: flex; justify-content: space-between;
  font-size: 14px; color: var(--text-2); padding: 6px 0;
}
.cart-summary-total  { font-size: 16px; font-weight: 700; color: var(--text); padding-top: 10px; }
.cart-total-amount   { color: var(--accent); }
.cart-summary-divider { border-top: 1px solid var(--border); margin: 10px 0; }

/* ── Checkout ─────────────────────────────────────────────────────────────── */
.checkout-layout { display: grid; grid-template-columns: 1fr 340px; gap: 24px; align-items: start; }
.checkout-form { display: flex; flex-direction: column; gap: 0; }
.checkout-section {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px; margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}
.section-heading {
  font-size: 16px; font-weight: 700;
  margin-bottom: 18px; padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group:last-child { margin-bottom: 0; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.required { color: var(--danger); }
.form-input, .form-textarea {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--border); border-radius: 8px;
  font-size: 14px; color: var(--text); background: #fff;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: none;
}
.form-textarea { resize: vertical; min-height: 80px; }

.payment-options { display: flex; flex-direction: column; gap: 10px; }
.payment-option {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px;
  border: 1.5px solid var(--border); border-radius: 8px;
  cursor: pointer; transition: border-color .15s;
}
.payment-option:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.payment-option input[type="radio"] { margin-top: 2px; accent-color: var(--accent); }
.payment-label { display: flex; flex-direction: column; gap: 2px; }
.payment-name { font-weight: 600; font-size: 14px; }
.payment-desc { font-size: 12px; color: var(--text-2); }

.checkout-summary { position: sticky; top: 80px; }
.checkout-item-row {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 12px; padding: 6px 0; font-size: 13px;
}
.checkout-item-name { color: var(--text-2); flex: 1; min-width: 0; }
.checkout-item-qty  { color: var(--text-3); font-size: 12px; }
.checkout-item-sub  { white-space: nowrap; font-weight: 500; }

/* ── Order confirm ────────────────────────────────────────────────────────── */
.confirm-container { max-width: 500px; margin: 0 auto; padding: 60px 24px; text-align: center; }
.confirm-check-icon {
  width: 72px; height: 72px;
  background: var(--success-bg); color: var(--success);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.confirm-title { font-size: 28px; font-weight: 800; margin-bottom: 8px; }
.confirm-sub   { font-size: 15px; color: var(--text-2); }
.confirm-ref-label {
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; color: var(--text-3);
  margin-top: 24px; margin-bottom: 8px;
}
.confirm-ref {
  display: inline-block;
  background: var(--accent-soft); color: var(--accent);
  font-size: 22px; font-weight: 800;
  padding: 10px 28px; border-radius: var(--radius);
  letter-spacing: .08em;
}
.confirm-note { font-size: 13px; color: var(--text-3); margin-top: 16px; }

/* ── Empty state ──────────────────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 80px 24px; color: var(--text-3); }
.empty-state-icon  { margin-bottom: 16px; }
.empty-state-title { font-size: 18px; font-weight: 600; color: var(--text-2); margin-bottom: 6px; }
.empty-state-sub   { font-size: 14px; }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 20px; border-radius: 8px;
  font-size: 14px; font-weight: 600;
  border: 1.5px solid transparent; cursor: pointer;
  text-decoration: none; font-family: inherit;
  transition: background .15s, color .15s, border-color .15s, filter .1s, transform .1s;
}
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { filter: brightness(1.1); }
.btn-ghost { background: transparent; color: var(--text-2); border-color: var(--border); }
.btn-ghost:hover { background: #f3f4f6; color: var(--text); }
.btn-block { display: flex; width: 100%; }
.btn-lg { padding: 14px 24px; font-size: 15px; }

/* ── Flash messages ───────────────────────────────────────────────────────── */
.flash {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 8px;
  font-size: 14px; margin-bottom: 20px;
}
.flash-error { background: var(--danger-bg); color: #991b1b; }

/* ── Toasts ───────────────────────────────────────────────────────────────── */
#toast-container {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px; z-index: 300;
}
.toast {
  background: var(--text); color: #fff;
  padding: 12px 18px; border-radius: 8px;
  font-size: 14px; font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0; transform: translateY(12px);
  transition: opacity .22s, transform .22s;
  max-width: 300px;
}
.toast.toast-success { background: #064e3b; }
.toast.toast-error   { background: #7f1d1d; }
.toast.show { opacity: 1; transform: translateY(0); }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .modal-body { grid-template-columns: 1fr; }
  .modal-image-area { position: static; aspect-ratio: 16/9; }
  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-summary { position: static; }
}
@media (max-width: 900px) {
  .product-modal { width: 90%; }
  .cart-layout { grid-template-columns: 1fr; }
  .cart-summary-section { position: static; }
}
@media (max-width: 768px) {
  .categories-sidebar { display: none; }
  .product-modal { width: 100%; }
  .form-row { grid-template-columns: 1fr; }
  .products-area { padding: 16px; }
  .shop-brand-name { display: none; }
  .customer-label { display: none; }
  .auth-btn-ghost { display: none; }
}
@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr 1fr; }
  .page-content { padding: 16px; }
  .shop-navbar-inner { padding: 0 12px; }
}