/* ============================================================
   gsg-ecommerce — Default Module Styles

   These are the base styles shipped with the gsg-ecommerce
   module. Sites should override these using higher-specificity
   selectors or by loading a custom stylesheet after this one.
   ============================================================ */

/* ---------------------------------------------------------------------------
   CSS Custom Properties (defaults — override in your site theme)
   --------------------------------------------------------------------------- */
:root {
  --gsg-bg: #ffffff;
  --gsg-bg-secondary: #f8f9fa;
  --gsg-bg-tertiary: #f1f3f5;
  --gsg-text: #212529;
  --gsg-text-secondary: #6c757d;
  --gsg-accent: #2563eb;
  --gsg-accent-hover: #1d4ed8;
  --gsg-accent-glow: rgba(37, 99, 235, 0.15);
  --gsg-border: #dee2e6;
  --gsg-error: #dc3545;
  --gsg-success: #198754;
  --gsg-radius: 8px;
  --gsg-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ---------------------------------------------------------------------------
   Add to Cart Button
   --------------------------------------------------------------------------- */

.gsg-add-to-cart {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  border: none;
  border-radius: var(--gsg-radius);
  background: var(--gsg-accent);
  color: #fff;
  font-family: var(--gsg-font);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.gsg-add-to-cart:hover {
  background: var(--gsg-accent-hover);
  box-shadow: 0 4px 16px var(--gsg-accent-glow);
  transform: translateY(-1px);
}

.gsg-add-to-cart:active {
  transform: translateY(0);
}

.gsg-atc-added {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gsg-success);
  color: #fff;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.gsg-add-to-cart.gsg-atc-success .gsg-atc-label {
  opacity: 0;
}

.gsg-add-to-cart.gsg-atc-success .gsg-atc-added {
  opacity: 1;
}

/* ---------------------------------------------------------------------------
   Cart Nav Button
   --------------------------------------------------------------------------- */

.gsg-cart-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--gsg-text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: color 0.2s ease;
  position: relative;
}

.gsg-cart-nav:hover {
  color: var(--gsg-accent);
}

.gsg-cart-icon {
  width: 20px;
  height: 20px;
}

.gsg-cart-count {
  position: absolute;
  top: -6px;
  right: -10px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: var(--gsg-accent);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.gsg-cart-label {
  font-size: 0.8rem;
}

/* ---------------------------------------------------------------------------
   Page Layout
   --------------------------------------------------------------------------- */

.gsg-page {
  padding: 6rem 2rem 4rem;
  min-height: 60vh;
  font-family: var(--gsg-font);
  color: var(--gsg-text);
  background: var(--gsg-bg);
}

.gsg-page-inner {
  max-width: 900px;
  margin: 0 auto;
}

.gsg-page-title {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 2rem;
  text-align: center;
}

/* ---------------------------------------------------------------------------
   Cart Page
   --------------------------------------------------------------------------- */

.gsg-cart-empty {
  text-align: center;
  padding: 4rem 2rem;
}

.gsg-empty-icon {
  color: var(--gsg-text-secondary);
  opacity: 0.4;
  margin-bottom: 1.5rem;
}

.gsg-empty-message {
  color: var(--gsg-text-secondary);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.gsg-cart-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--gsg-border);
}

.gsg-cart-item:first-child {
  border-top: 1px solid var(--gsg-border);
}

.gsg-cart-item-info {
  flex: 1;
  min-width: 0;
}

.gsg-cart-item-title {
  display: block;
  font-weight: 600;
  font-size: 1rem;
}

.gsg-cart-item-sku {
  display: block;
  font-size: 0.8rem;
  color: var(--gsg-text-secondary);
  margin-top: 0.15rem;
}

.gsg-cart-item-qty {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gsg-qty-btn {
  width: 28px;
  height: 28px;
  border: 1px solid var(--gsg-border);
  border-radius: 4px;
  background: var(--gsg-bg-secondary);
  color: var(--gsg-text);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.gsg-qty-btn:hover {
  border-color: var(--gsg-accent);
  color: var(--gsg-accent);
}

.gsg-qty-value {
  min-width: 1.5rem;
  text-align: center;
  font-weight: 600;
  font-size: 0.95rem;
}

.gsg-cart-item-price {
  font-weight: 700;
  font-size: 1.1rem;
  min-width: 5rem;
  text-align: right;
}

.gsg-cart-item-remove {
  background: none;
  border: none;
  color: var(--gsg-text-secondary);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 4px;
  transition: color 0.15s ease;
}

.gsg-cart-item-remove:hover {
  color: var(--gsg-error);
}

.gsg-cart-summary {
  padding: 2rem 0;
  text-align: right;
}

.gsg-cart-total-row {
  display: flex;
  justify-content: flex-end;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.gsg-cart-total-label {
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gsg-text-secondary);
}

.gsg-cart-total-amount {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gsg-accent);
}

.gsg-continue-shopping {
  display: inline-block;
  margin-top: 0.75rem;
  color: var(--gsg-text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s ease;
}

.gsg-continue-shopping:hover {
  color: var(--gsg-accent);
}

/* ---------------------------------------------------------------------------
   Buttons
   --------------------------------------------------------------------------- */

.gsg-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 2rem;
  border: none;
  border-radius: var(--gsg-radius);
  font-family: var(--gsg-font);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
}

.gsg-btn-primary {
  background: var(--gsg-accent);
  color: #fff;
}

.gsg-btn-primary:hover {
  background: var(--gsg-accent-hover);
  box-shadow: 0 4px 16px var(--gsg-accent-glow);
  transform: translateY(-1px);
}

.gsg-btn-secondary {
  background: transparent;
  color: var(--gsg-text);
  border: 1px solid var(--gsg-border);
}

.gsg-btn-secondary:hover {
  border-color: var(--gsg-accent);
  color: var(--gsg-accent);
}

.gsg-btn-ghost {
  background: transparent;
  color: var(--gsg-text-secondary);
  border: none;
}

.gsg-btn-ghost:hover {
  color: var(--gsg-accent);
}

.gsg-checkout-btn {
  width: 100%;
}

/* ---------------------------------------------------------------------------
   Checkout Page
   --------------------------------------------------------------------------- */

.gsg-checkout-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
  align-items: start;
}

.gsg-checkout-form-wrap {
  order: -1;
}

.gsg-checkout-summary {
  background: var(--gsg-bg-secondary);
  border: 1px solid var(--gsg-border);
  border-radius: var(--gsg-radius);
  padding: 1.5rem;
  position: sticky;
  top: 5rem;
}

.gsg-checkout-summary-title {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--gsg-border);
}

.gsg-checkout-item {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.5rem 0;
  font-size: 0.9rem;
}

.gsg-checkout-item-name {
  flex: 1;
}

.gsg-checkout-item-qty {
  color: var(--gsg-text-secondary);
  font-size: 0.8rem;
}

.gsg-checkout-item-price {
  font-weight: 600;
  min-width: 4rem;
  text-align: right;
}

.gsg-checkout-summary-total {
  display: flex;
  justify-content: space-between;
  padding-top: 1rem;
  margin-top: 0.75rem;
  border-top: 1px solid var(--gsg-border);
  font-weight: 700;
  font-size: 1.1rem;
}

/* Form styles */
.gsg-fieldset {
  border: none;
  padding: 0;
  margin: 0 0 2rem;
}

.gsg-legend {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--gsg-border);
  width: 100%;
}

.gsg-field {
  margin-bottom: 1rem;
}

.gsg-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.gsg-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--gsg-text-secondary);
  margin-bottom: 0.35rem;
}

.gsg-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gsg-border);
  border-radius: var(--gsg-radius);
  background: var(--gsg-bg);
  color: var(--gsg-text);
  font-family: var(--gsg-font);
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}

.gsg-input:focus {
  outline: none;
  border-color: var(--gsg-accent);
  box-shadow: 0 0 0 3px var(--gsg-accent-glow);
}

.gsg-input::placeholder {
  color: var(--gsg-text-secondary);
  opacity: 0.5;
}

.gsg-checkout-error {
  padding: 0.85rem 1rem;
  border-radius: var(--gsg-radius);
  background: rgba(220, 53, 69, 0.1);
  border: 1px solid rgba(220, 53, 69, 0.3);
  color: var(--gsg-error);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.gsg-place-order-btn {
  width: 100%;
  padding: 1rem;
  font-size: 1rem;
}

.gsg-place-order-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.gsg-checkout-secure {
  text-align: center;
  font-size: 0.8rem;
  color: var(--gsg-text-secondary);
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

/* ---------------------------------------------------------------------------
   Thanks Page
   --------------------------------------------------------------------------- */

.gsg-thanks-page {
  text-align: center;
}

.gsg-thanks-icon {
  color: var(--gsg-success);
  margin-bottom: 1.5rem;
}

.gsg-thanks-message {
  font-size: 1.1rem;
  color: var(--gsg-text-secondary);
  margin-bottom: 2.5rem;
}

.gsg-thanks-order {
  max-width: 500px;
  margin: 0 auto 2.5rem;
  background: var(--gsg-bg-secondary);
  border: 1px solid var(--gsg-border);
  border-radius: var(--gsg-radius);
  padding: 1.5rem;
  text-align: left;
}

.gsg-thanks-email {
  font-size: 0.9rem;
  color: var(--gsg-text-secondary);
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--gsg-border);
}

.gsg-thanks-item {
  display: flex;
  justify-content: space-between;
  padding: 0.4rem 0;
  font-size: 0.9rem;
}

.gsg-thanks-total {
  display: flex;
  justify-content: space-between;
  padding-top: 0.75rem;
  margin-top: 0.75rem;
  border-top: 1px solid var(--gsg-border);
  font-weight: 700;
}

.gsg-thanks-next {
  max-width: 500px;
  margin: 0 auto 2.5rem;
  text-align: left;
}

.gsg-thanks-next h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.gsg-thanks-steps {
  list-style: none;
  padding: 0;
}

.gsg-thanks-steps li {
  padding: 0.6rem 0 0.6rem 1.75rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--gsg-text-secondary);
  border-bottom: 1px solid var(--gsg-border);
}

.gsg-thanks-steps li:last-child {
  border-bottom: none;
}

.gsg-thanks-steps li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 0;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background: var(--gsg-accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  top: 0.7rem;
}

.gsg-thanks-steps {
  counter-reset: step-counter;
}

.gsg-thanks-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------------------------------------------------------------------------
   Responsive
   --------------------------------------------------------------------------- */

@media (max-width: 768px) {
  .gsg-checkout-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .gsg-checkout-form-wrap {
    order: 0;
  }

  .gsg-checkout-summary {
    position: static;
    order: -1;
  }

  .gsg-cart-item {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .gsg-cart-item-info {
    flex-basis: 100%;
  }
}