/* ==========================================================================
   Atlas Distributions — WooCommerce styling
   Layered on top of /css/style.css and using the same custom properties, so
   the shop inherits the design system rather than restating it.
   ========================================================================== */

/* ---------- Cart link in the header ---------- */
.nav-cart {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 44px; min-height: 44px;
  color: var(--color-primary);
}
.nav-cart svg { width: 23px; height: 23px; }
.nav-cart:hover { color: var(--color-accent); }
.nav-cart-count {
  position: absolute; top: 2px; right: 0;
  background: var(--color-accent); color: #FFF;
  font-family: var(--font-heading); font-size: 0.68rem; font-weight: 600;
  min-width: 18px; height: 18px; border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  padding: 0 5px; line-height: 1;
}
/* On mobile the cart sits beside the burger rather than after the menu. */
@media (max-width: 1023px) {
  .nav-cart { order: 2; margin-left: auto; margin-right: var(--space-2); }
  .nav-toggle { order: 3; }
}

/* ---------- Product grid ----------
   auto-FILL, not auto-fit. auto-fit collapses empty tracks, so a row holding
   a single related product would stretch that one card the full width of the
   page. auto-fill keeps the empty tracks and the card stays card-sized. */
.woocommerce ul.products {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-6); margin: 0; padding: 0; list-style: none;
}
@media (min-width: 1024px) {
  .woocommerce ul.products { grid-template-columns: repeat(3, 1fr); }
}
.woocommerce ul.products::before,
.woocommerce ul.products::after { content: none; }
.woocommerce ul.products li.product {
  width: auto !important; margin: 0 !important; float: none !important;
  background: #FFF; border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6);
  display: flex; flex-direction: column; text-align: left;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.woocommerce ul.products li.product:hover {
  transform: translateY(-3px); box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}
.woocommerce ul.products li.product img {
  border-radius: var(--radius-md); margin-bottom: var(--space-4);
  aspect-ratio: 1 / 1; object-fit: cover; width: 100%;
}
.woocommerce ul.products li.product .woocommerce-loop-product__title {
  font-family: var(--font-heading); font-size: 1.2rem; font-weight: 600;
  color: var(--color-primary); padding: 0; margin: 0 0 var(--space-2);
}
.woocommerce ul.products li.product .price {
  font-family: var(--font-heading); font-size: 1.5rem; font-weight: 600;
  color: var(--color-primary); margin-bottom: var(--space-4);
}
.woocommerce ul.products li.product .button { margin-top: auto; }

/* ---------- Single product ----------
   Gallery left, buy panel right. The gallery is capped and sticky so the
   controls stay reachable while the specification and description are read. */
.shop-bar {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  padding: var(--space-3) 0;
}
.shop-bar .breadcrumb { padding: 0; }
.shop-bar .breadcrumb ol { justify-content: flex-start; }
.section-product { padding-top: var(--space-16); }

.woocommerce div.product { display: grid; gap: var(--space-16); }
@media (min-width: 900px) {
  .woocommerce div.product { grid-template-columns: 1.05fr 1fr; align-items: start; }
  .woocommerce div.product .woocommerce-tabs,
  .woocommerce div.product .related,
  .woocommerce div.product .up-sells { grid-column: 1 / -1; }
  .woocommerce div.product div.images { position: sticky; top: calc(var(--header-h) + var(--space-6)); }
}
.woocommerce div.product div.images { float: none !important; width: auto !important; margin: 0 !important; }
.woocommerce div.product div.images img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  aspect-ratio: 1 / 1; object-fit: cover; width: 100%;
}
.woocommerce div.product div.summary { float: none !important; width: auto !important; margin: 0 !important; }
.woocommerce div.product div.summary .eyebrow { margin-bottom: var(--space-3); }

.woocommerce div.product .product_title {
  font-family: var(--font-heading); font-weight: 600;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem); color: var(--color-primary);
  letter-spacing: -0.02em; margin-bottom: var(--space-4);
}
.woocommerce div.product p.price,
.woocommerce div.product span.price {
  font-family: var(--font-heading); font-size: 1.9rem; font-weight: 600;
  color: var(--color-primary); margin-bottom: var(--space-6);
}
.woocommerce div.product .woocommerce-product-details__short-description {
  color: var(--color-secondary); margin-bottom: var(--space-6);
}

/* ---------- Buttons ---------- */
.woocommerce a.button,
.woocommerce button.button,
.woocommerce input.button,
.woocommerce #respond input#submit,
.woocommerce a.button.alt,
.woocommerce button.button.alt,
.wc-block-components-button {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  background: var(--color-accent); color: #FFF;
  font-family: var(--font-heading); font-weight: 500; font-size: 0.95rem;
  border: 1px solid transparent; border-radius: var(--radius-md);
  padding: 0.8rem 1.6rem; min-height: 46px;
  box-shadow: var(--shadow-sm); text-decoration: none;
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}
.woocommerce a.button:hover,
.woocommerce button.button:hover,
.woocommerce input.button:hover,
.woocommerce a.button.alt:hover,
.woocommerce button.button.alt:hover,
.wc-block-components-button:hover {
  background: var(--color-accent-hover); color: #FFF;
  transform: translateY(-1px); box-shadow: var(--shadow-md);
}
.wc-block-components-button.outlined,
.woocommerce a.button.wc-backward {
  background: #FFF; color: var(--color-primary);
  border-color: var(--color-border-strong);
}
.wc-block-components-button.outlined:hover,
.woocommerce a.button.wc-backward:hover {
  background: #FFF; border-color: var(--color-accent); color: var(--color-accent);
}

/* ---------- Specification strip ----------
   Set like a certificate of analysis rather than a feature list: the figures
   are the product, and this is the language the buyer is checking against. */
.spec-strip {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1px; margin: 0 0 var(--space-8);
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.spec-strip__item { background: #FFF; padding: var(--space-4) var(--space-4); }
.spec-strip dt {
  font-family: var(--font-heading);
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-muted-foreground);
  margin-bottom: var(--space-1);
}
.spec-strip dd {
  margin: 0; font-family: var(--font-heading); font-weight: 600;
  font-size: 1.05rem; color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

/* ---------- Volume meter ----------
   The signature element. AdBlue is sold by volume, so the order is restated
   in litres and the tube fills as the quantity changes. */
.volume-meter {
  margin: var(--space-6) 0 0;
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #FFFFFF 0%, var(--color-surface-alt) 100%);
}
.volume-meter__head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: var(--space-4); margin-bottom: var(--space-3);
}
.volume-meter__label {
  font-family: var(--font-heading); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-muted-foreground);
}
.volume-meter__value {
  font-family: var(--font-heading); font-weight: 600; font-size: 1.5rem;
  color: var(--color-primary); font-variant-numeric: tabular-nums;
}
.volume-meter__tube {
  height: 14px; border-radius: 999px; overflow: hidden;
  background: var(--color-muted);
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.10);
}
.volume-meter__fill {
  display: block; height: 100%; width: var(--fill, 10%);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-accent) 0%, #38BDF8 100%);
  transition: width 520ms cubic-bezier(0.22, 0.8, 0.28, 1);
}
.volume-meter__note {
  margin: var(--space-3) 0 0;
  font-size: 0.84rem; color: var(--color-muted-foreground);
}

/* ---------- Assurances ---------- */
.assurances { list-style: none; margin: var(--space-6) 0 0; padding: 0; }
.assurances li {
  display: flex; align-items: flex-start; gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: 0.95rem; color: var(--color-secondary);
}
.assurances svg { width: 17px; height: 17px; color: var(--color-success); flex-shrink: 0; margin-top: 5px; }

/* ---------- Quantity ---------- */
.woocommerce .quantity .qty {
  width: 5rem; min-height: 46px; text-align: center;
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 1rem;
}
.woocommerce div.product form.cart { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: center; }
.woocommerce div.product form.cart .button { flex: 1 1 auto; }

/* ---------- Fields ---------- */
.woocommerce form .form-row input.input-text,
.woocommerce form .form-row textarea,
.woocommerce form .form-row select,
.wc-block-components-text-input input {
  width: 100%; padding: 0.75rem 0.95rem; min-height: 46px;
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 1rem; background: #FFF;
}
.woocommerce form .form-row input.input-text:focus,
.woocommerce form .form-row textarea:focus,
.woocommerce form .form-row select:focus,
.wc-block-components-text-input input:focus {
  border-color: var(--color-accent); outline: none;
  box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.14);
}

/* ---------- Tabs ---------- */
.woocommerce div.product .woocommerce-tabs ul.tabs { padding: 0; margin: 0 0 var(--space-8); }
.woocommerce div.product .woocommerce-tabs ul.tabs::before { border-bottom-color: var(--color-border); }
.woocommerce div.product .woocommerce-tabs ul.tabs li {
  background: transparent; border: none; border-radius: 0; padding: 0; margin: 0 var(--space-6) 0 0;
}
.woocommerce div.product .woocommerce-tabs ul.tabs li::before,
.woocommerce div.product .woocommerce-tabs ul.tabs li::after { content: none; }
.woocommerce div.product .woocommerce-tabs ul.tabs li a {
  font-family: var(--font-heading); font-weight: 500;
  color: var(--color-muted-foreground); padding: var(--space-3) 0;
  border-bottom: 2px solid transparent;
}
.woocommerce div.product .woocommerce-tabs ul.tabs li.active a {
  color: var(--color-primary); border-bottom-color: var(--color-accent);
}

/* ---------- Notices ---------- */
.woocommerce-message,
.woocommerce-info,
.woocommerce-error,
.wc-block-components-notice-banner {
  background: var(--color-surface-alt); color: var(--color-primary);
  border: 1px solid var(--color-border); border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-md); padding: var(--space-4) var(--space-6);
}
.woocommerce-error { border-top-color: var(--color-destructive); }
.woocommerce-message::before,
.woocommerce-info::before { color: var(--color-accent); }

/* ---------- Cart & checkout blocks ---------- */
.wc-block-components-title,
.wp-block-woocommerce-cart h2,
.wp-block-woocommerce-checkout h2 {
  font-family: var(--font-heading); color: var(--color-primary);
}
.wc-block-components-sidebar,
.wc-block-components-totals-wrapper {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
}
.wc-block-cart-items__row { border-color: var(--color-border); }
.wc-block-components-product-name { font-family: var(--font-heading); color: var(--color-primary); }

/* ---------- Tables ---------- */
.woocommerce table.shop_table {
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  border-collapse: separate; border-spacing: 0; overflow: hidden;
}
.woocommerce table.shop_table th {
  background: var(--color-surface-alt); font-family: var(--font-heading);
  color: var(--color-primary); font-weight: 600;
}
.woocommerce table.shop_table td,
.woocommerce table.shop_table th { padding: var(--space-4) var(--space-6); border-color: var(--color-border); }

/* ---------- Odds and ends ---------- */
.woocommerce .woocommerce-breadcrumb { display: none; } /* our own breadcrumb is in the page header */
.woocommerce span.onsale {
  background: var(--color-accent); color: #FFF;
  font-family: var(--font-heading); font-weight: 600; font-size: 0.72rem;
  border-radius: 999px; min-height: 0; min-width: 0; padding: var(--space-1) var(--space-3);
  line-height: 1.4;
}
.woocommerce .related > h2,
.woocommerce .up-sells > h2 { font-size: 1.75rem; margin-bottom: var(--space-8); }

/* ==========================================================================
   Motion
   One entrance on load, one reveal on scroll, and feedback on the two
   controls that change state. Everything here is off under reduced motion.
   ========================================================================== */

/* Add-to-cart states */
.woocommerce div.product form.cart .button { position: relative; transition: background 200ms ease, transform 200ms ease; }
.woocommerce div.product form.cart .button.is-busy { background: var(--color-accent-hover); cursor: progress; opacity: 0.9; }
.woocommerce div.product form.cart .button.is-added { background: var(--color-success); }
.woocommerce div.product form.cart .button.is-added::before {
  content: ""; width: 16px; height: 16px; margin-right: var(--space-2);
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 6L9 17l-5-5' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 6L9 17l-5-5' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* Cart badge acknowledges the addition */
@keyframes atlas-bump {
  0%   { transform: scale(1); }
  35%  { transform: scale(1.35); }
  100% { transform: scale(1); }
}
.nav-cart.is-bumped .nav-cart-count { animation: atlas-bump 460ms cubic-bezier(0.22, 0.8, 0.28, 1); }

/* Page entrance: gallery, then buy panel */
@keyframes atlas-rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
.woocommerce div.product div.images,
.woocommerce div.product div.summary {
  animation: atlas-rise 620ms cubic-bezier(0.22, 0.8, 0.28, 1) both;
}
.woocommerce div.product div.summary { animation-delay: 110ms; }

/* Scroll reveal for the blocks below the fold */
[data-reveal] {
  opacity: 0; transform: translateY(18px);
  transition: opacity 560ms ease, transform 560ms cubic-bezier(0.22, 0.8, 0.28, 1);
}
[data-reveal].is-revealed { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .woocommerce div.product div.images,
  .woocommerce div.product div.summary { animation: none; }
  .volume-meter__fill { transition: none; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .nav-cart.is-bumped .nav-cart-count { animation: none; }
}