/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: 0.75rem 1.35rem;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
    border-color var(--transition), transform var(--transition),
    box-shadow var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled,
.btn.is-disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px rgba(196, 122, 58, 0.35);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text);
  border-color: var(--color-border-strong);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--bg-muted);
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
}

.btn-sm {
  min-height: 36px;
  padding: 0.4rem 0.9rem;
  font-size: var(--fs-sm);
}

.btn-block {
  width: 100%;
}

.btn-icon {
  width: 44px;
  height: 44px;
  min-height: 44px;
  padding: 0;
  border-radius: var(--radius-md);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.badge-warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.badge-info {
  background: var(--color-info-bg);
  color: var(--color-info);
}

.badge-muted {
  background: var(--bg-muted);
  color: var(--text-muted);
}

.badge-accent {
  background: rgba(196, 122, 58, 0.15);
  color: var(--color-caramel-dark);
}

[data-theme="dark"] .badge-accent {
  color: var(--accent);
}

/* Form controls */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-label {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--text);
}

.form-hint {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.form-error {
  font-size: var(--fs-xs);
  color: var(--color-danger);
}

.form-control,
.form-select,
.form-textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.7rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
}

.form-control:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(196, 122, 58, 0.2);
}

.form-control.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--color-danger);
}

.form-row {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 44px;
}

.form-check input {
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--accent);
}

/* Quantity selector */
.qty {
  display: inline-flex;
  align-items: center;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  overflow: hidden;
}

.qty-btn {
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition);
}

.qty-btn:hover:not(:disabled) {
  background: var(--bg-muted);
}

.qty-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.qty-value {
  min-width: 2rem;
  text-align: center;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* Product card */
.product-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.product-card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-muted);
}

.product-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.product-card:hover .product-card-media img {
  transform: scale(1.04);
}

.product-card-badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.product-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  flex: 1;
}

.product-card-title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 600;
  line-height: var(--lh-tight);
}

.product-card-desc {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: auto;
}

.product-card-price {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--accent);
}

.product-card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

/* Category card */
.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-4);
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: var(--text);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.category-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--accent);
}

.category-card-icon {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--bg-muted);
  font-size: 1.75rem;
}

.category-card-name {
  font-weight: 700;
  font-size: var(--fs-sm);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  background: color-mix(in srgb, var(--bg-page) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--color-caramel-soft), var(--accent));
  color: #fff;
  font-size: 1.1rem;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-weight: 600;
  font-size: var(--fs-sm);
  text-decoration: none;
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
  background: var(--bg-muted);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.cart-btn {
  position: relative;
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
}

.nav-toggle {
  display: inline-flex;
}

@media (min-width: 900px) {
  .nav-links {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }
}

/* Mobile nav drawer */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-drawer);
  pointer-events: none;
}

.mobile-nav.is-open {
  pointer-events: auto;
}

.mobile-nav-backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  opacity: 0;
  transition: opacity var(--transition);
}

.mobile-nav.is-open .mobile-nav-backdrop {
  opacity: 1;
}

.mobile-nav-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(320px, 88vw);
  height: 100%;
  background: var(--bg-surface);
  padding: var(--space-6) var(--space-5);
  transform: translateX(100%);
  transition: transform 220ms ease;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.is-open .mobile-nav-panel {
  transform: translateX(0);
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.mobile-nav-list a {
  display: block;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.mobile-nav-list a:hover,
.mobile-nav-list a[aria-current="page"] {
  background: var(--bg-muted);
  color: var(--accent);
}

/* Footer */
.site-footer {
  margin-top: var(--space-9);
  padding: var(--space-8) 0 var(--space-6);
  background: var(--bg-muted);
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-brand {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.footer-text {
  color: var(--text-muted);
  max-width: 32ch;
}

.footer-heading {
  font-size: var(--fs-sm);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
  color: var(--text-muted);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-bottom {
  margin-top: var(--space-7);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
}

.modal-dialog {
  position: relative;
  width: min(480px, 100%);
  max-height: min(90vh, 720px);
  overflow: auto;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-6);
  transform: translateY(12px) scale(0.98);
  transition: transform 220ms ease;
}

.modal.is-open .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  margin-bottom: var(--space-3);
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
  justify-content: flex-end;
}

/* Toast */
.toast-region {
  position: fixed;
  bottom: calc(var(--space-5) + env(safe-area-inset-bottom));
  right: var(--space-4);
  left: var(--space-4);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}

@media (min-width: 640px) {
  .toast-region {
    left: auto;
    width: 360px;
  }
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--accent);
  animation: toast-in 220ms ease;
}

.toast-success {
  border-left-color: var(--color-success);
}

.toast-error {
  border-left-color: var(--color-danger);
}

.toast-message {
  flex: 1;
  font-weight: 600;
  font-size: var(--fs-sm);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Spinner / loading */
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-8);
  color: var(--text-muted);
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-muted) 25%,
    var(--color-border) 50%,
    var(--bg-muted) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.2s ease infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  to {
    background-position: -200% 0;
  }
}

/* Cart drawer */
.cart-drawer {
  position: fixed;
  inset: 0;
  z-index: var(--z-drawer);
  pointer-events: none;
}

.cart-drawer.is-open {
  pointer-events: auto;
}

.cart-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  opacity: 0;
  transition: opacity var(--transition);
}

.cart-drawer.is-open .cart-drawer-backdrop {
  opacity: 1;
}

.cart-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(400px, 100%);
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  box-shadow: var(--shadow-lg);
  transform: translateX(100%);
  transition: transform 240ms ease;
}

.cart-drawer.is-open .cart-drawer-panel {
  transform: translateX(0);
}

.cart-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.cart-drawer-title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
}

.cart-drawer-body {
  flex: 1;
  overflow: auto;
  padding: var(--space-4);
}

.cart-drawer-footer {
  padding: var(--space-5);
  border-top: 1px solid var(--color-border);
  background: var(--bg-page);
}

.cart-line {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-line img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--bg-muted);
}

.cart-line-name {
  font-weight: 700;
  font-size: var(--fs-sm);
}

.cart-line-price {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-top: 0.15rem;
}

.cart-empty {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  color: var(--text-muted);
}

/* Sticky mobile bars */
.sticky-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: var(--sticky-bar-height);
  padding: var(--space-3) var(--space-4);
  padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom));
  background: var(--bg-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -8px 24px rgba(44, 36, 22, 0.08);
}

.sticky-bar .btn {
  flex: 1;
}

body.has-sticky-bar {
  padding-bottom: calc(var(--sticky-bar-height) + env(safe-area-inset-bottom));
}

@media (min-width: 900px) {
  .sticky-bar-mobile-only {
    display: none;
  }

  body.has-sticky-bar {
    padding-bottom: 0;
  }
}

/* Review card */
.review-card {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.review-stars {
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-3);
}

.review-text {
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-4);
}

.review-author {
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* Steps */
.steps {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  text-align: center;
  padding: var(--space-5);
}

.step-num {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-4);
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-lg);
}

.step-title {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  margin-bottom: var(--space-2);
}

.step-text {
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

/* Empty / error states */
.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  color: var(--text-muted);
}

.empty-state h3 {
  font-family: var(--font-display);
  color: var(--text);
  margin-bottom: var(--space-2);
}