:root {
  --page-bg: #10141d;
  --surface: #191f2b;
  --surface-raised: #202938;
  --text-main: #edf3fc;
  --text-muted: #a6b2c5;
  --accent: #4da3ff;
  --accent-bright: #74b7ff;
  --border: #2c384a;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--page-bg);
  color: var(--text-main);
  min-height: 100vh;
}

a {
  color: var(--accent-bright);
}

a:hover {
  color: #a7d2ff;
}

.site-header {
  background: rgba(16, 20, 29, .94);
  border-bottom: 1px solid var(--border);
}

.topbar {
  border-bottom: 1px solid var(--border);
}

.topbar-icon-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  color: var(--text-muted);
  text-decoration: none;
  transition: color .15s ease, background .15s ease;
}

.topbar-icon-link:hover,
.topbar-icon-link:focus {
  color: var(--text-main);
  background: #2a3749;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: .15rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .15rem;
  margin-right: .25rem;
}

.lang-switch-btn {
  border: 0;
  background: none;
  color: var(--text-muted);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .03em;
  padding: .2rem .5rem;
  border-radius: 999px;
  cursor: pointer;
  transition: color .15s ease, background .15s ease;
}

.lang-switch-btn:hover {
  color: var(--text-main);
}

.lang-switch-btn.active {
  background: var(--accent);
  color: #10233e;
}

.badge-count {
  position: absolute;
  top: -.25rem;
  right: -.25rem;
  min-width: 1.1rem;
  height: 1.1rem;
  padding: 0 .25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #10233e;
  font-size: .65rem;
  font-weight: 700;
  border-radius: 999px;
  line-height: 1;
}

.dropdown-menu {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, .35);
}

.dropdown-item {
  color: var(--text-muted);
}

.dropdown-item:hover,
.dropdown-item:focus {
  background: #2a3749;
  color: var(--text-main);
}

.dropdown-menu form {
  margin: 0;
}

.brand-mark {
  color: var(--text-main);
  font-weight: 750;
  letter-spacing: .04em;
  text-decoration: none;
}

.brand-mark span {
  color: var(--accent);
}

.nav-link-custom {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
}

.nav-link-custom:hover,
.nav-link-custom:focus {
  color: var(--text-main);
}

.navbar-toggler {
  border-color: var(--border);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 .2rem rgba(77, 163, 255, .35);
}

.navbar-collapse {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: .75rem;
}

@media (min-width: 992px) {
  .navbar-collapse {
    background: none;
    border: 0;
  }
}

.navbar-nav .nav-link {
  padding: .7rem .8rem;
  border-radius: .45rem;
}

.navbar-nav .nav-link:hover {
  background: #2a3749;
}

@media (min-width: 992px) {
  .navbar-nav .nav-link:hover {
    background: none;
  }
}

.hero {
  padding: 4.25rem 0 3rem;
}

/* Looping background video behind the whole page (see _base.html). It stays
   fixed while the content scrolls over it. */
.page-bg-video {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-bg-video {
    display: none;
  }
}

.eyebrow {
  color: var(--accent-bright);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 48rem;
  font-weight: 750;
  letter-spacing: -.035em;
}

.hero p {
  max-width: 42rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Product video next to the hero text (below it on smaller screens). */
.hero-video {
  display: block;
  width: 100%;
  max-width: 24rem;
  margin: 0 auto;
  height: auto;
  border-radius: 1rem;
}

.section-heading {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.product-card {
  overflow: hidden;
  background: var(--surface);
  color: var(--text-main);
  border: 1px solid var(--border);
  border-radius: 1rem;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: #42638b;
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, .22);
}

.product-image-wrap {
  aspect-ratio: 4 / 3;
  background: #222c3b;
  overflow: hidden;
}

.product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-image-wrap--square {
  aspect-ratio: 1 / 1;
}

.product-image-wrap--square .product-image {
  object-fit: contain;
}

.product-thumbnail-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
}

.product-thumbnails {
  display: flex;
  /* Lets the strip shrink and scroll when there are more thumbnails than fit. */
  min-width: 0;
  gap: .5rem;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;  /* the arrow buttons scroll instead */
  padding: .25rem;
}

.product-thumbnails::-webkit-scrollbar {
  display: none;
}

.product-thumbnail-btn {
  flex: 0 0 auto;
  width: 4.5rem;
  height: 4.5rem;
  padding: 0;
  border: 2px solid var(--border);
  border-radius: .5rem;
  overflow: hidden;
  background: #222c3b;
  cursor: pointer;
  transition: border-color .15s ease;
}

.product-thumbnail-btn:hover {
  border-color: #42638b;
}

.product-thumbnail-btn.active {
  border-color: var(--accent, #42638b);
}

.product-thumbnail-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.thumb-scroll-btn {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text-main);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
}

.thumb-scroll-btn:hover {
  border-color: #42638b;
}

.image-placeholder {
  height: 100%;
  display: grid;
  place-items: center;
  color: #8292aa;
  font-size: .9rem;
}

.product-description {
  color: var(--text-muted);
  min-height: 3.2rem;
}

.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.info-table th,
.info-table td {
  padding: .6rem .75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.info-table thead th {
  color: var(--text-muted);
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
}

.info-table tbody tr:hover {
  background: var(--surface-raised);
}

.highlight-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .9rem;
}

.highlight-list li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  color: var(--text-muted);
}

.highlight-list img {
  flex-shrink: 0;
}

.highlight-list--check li::before {
  content: "\2713";
  flex-shrink: 0;
  color: var(--accent);
  font-weight: 700;
  line-height: 1.4;
}

.highlight-link {
  color: var(--accent-bright);
  text-decoration: none;
  font-weight: 600;
}

.highlight-link:hover {
  text-decoration: underline;
}

.variant-list {
  border-top: 1px solid var(--border);
  margin-top: 1rem;
  padding-top: .5rem;
}

.variant-row {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  padding: .75rem 0;
  border-bottom: 1px solid rgba(44, 56, 74, .65);
}

.variant-row:last-child {
  border-bottom: 0;
}

.variant-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* Product page: size buttons (radio buttons styled as selectable chips) */
.size-options {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.size-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 6rem;
  padding: .55rem .9rem;
  border: 1px solid var(--border);
  border-radius: .6rem;
  background: var(--surface-raised);
  cursor: pointer;
  line-height: 1.25;
  transition: border-color .15s ease, background .15s ease;
}

.size-option:hover {
  border-color: var(--accent);
}

.size-option-name {
  font-weight: 700;
  color: var(--text-main);
}

.size-option-price,
.size-option-stock {
  font-size: .85rem;
  color: var(--text-muted);
}

.btn-check:checked + .size-option {
  border-color: var(--accent-bright);
  background: rgba(77, 163, 255, .15);
  box-shadow: 0 0 0 1px var(--accent-bright);
}

.btn-check:focus-visible + .size-option {
  outline: 2px solid var(--accent-bright);
  outline-offset: 2px;
}

.btn-check:disabled + .size-option {
  opacity: .5;
  cursor: not-allowed;
}

.variant-actions {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.qty-selector {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: .5rem;
  overflow: hidden;
}

.qty-btn {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  background: var(--surface-raised);
  color: var(--text-main);
  border: 0;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
}

.qty-btn:hover:not(:disabled) {
  background: #2c384a;
}

.qty-btn:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.qty-input {
  width: 2.75rem;
  height: 2.25rem;
  border: 0;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-main);
  text-align: center;
  font-size: .95rem;
  -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.qty-input:focus {
  outline: none;
}

.btn-add-to-cart {
  background: var(--accent-bright);
  color: #10233e;
  border: 0;
  border-radius: .5rem;
  padding: .55rem 1.25rem;
  font-weight: 700;
  cursor: pointer;
  transition: filter .15s ease;
}

.btn-add-to-cart:hover:not(:disabled) {
  filter: brightness(1.08);
}

.btn-add-to-cart:disabled {
  background: #45506b;
  color: #8292aa;
  cursor: not-allowed;
}

.btn-outline {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent-bright);
  border-radius: .5rem;
  padding: .55rem 1.25rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}

.btn-outline:hover {
  background: var(--accent);
  color: #10233e;
}

.cart-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.cart-item-divider {
  border-bottom: 1px solid rgba(44, 56, 74, .65);
}

.cart-item-media {
  width: 5.5rem;
  flex: 0 0 auto;
}

.cart-item-info {
  flex: 1 1 12rem;
  min-width: 0;
}

.cart-item-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-left: auto;
}

.cart-item-line-total {
  min-width: 4.5rem;
  text-align: right;
  font-weight: 700;
  color: var(--accent-bright);
}

.btn-remove {
  background: none;
  border: 0;
  padding: 0;
  color: var(--text-muted);
  font-size: .85rem;
  text-decoration: underline;
  cursor: pointer;
}

.btn-remove:hover {
  color: #ffb1b1;
}

.variant-name {
  color: #dce7f7;
}

.variant-price {
  color: var(--accent-bright);
  font-weight: 700;
  white-space: nowrap;
}

.stock-note {
  color: var(--text-muted);
  font-size: .82rem;
}

.stock-note.out-of-stock {
  color: #ffb1b1;
}

.order-status-badge {
  display: inline-block;
  padding: .3rem .75rem;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  white-space: nowrap;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.order-status-paid,
.order-status-completed {
  color: #8fe3b0;
  border-color: #2f5c43;
}

.order-status-shipped {
  color: var(--accent-bright);
  border-color: var(--accent);
}

.order-status-cancelled {
  color: #ffb1b1;
  border-color: #6b3636;
}

.empty-state {
  background: var(--surface);
  border: 1px dashed #526176;
  border-radius: 1rem;
  color: var(--text-muted);
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
}

@media (max-width: 991.98px) {
  .hero {
    padding-top: 3.25rem;
  }
}

@media (max-width: 575.98px) {
  /* Bootstrap's default container gutter (12px/side) reads as cramped on
     phones, with the navbar brand and hero content sitting right at the
     edge of the screen. */
  .container {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
}

/* Forms */

.form-label {
  color: var(--text-muted);
  font-size: .9rem;
  font-weight: 600;
}

.form-control,
.form-select {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  color: var(--text-main);
}

.form-control:focus,
.form-select:focus {
  background: var(--surface-raised);
  border-color: var(--accent);
  color: var(--text-main);
  box-shadow: 0 0 0 .2rem rgba(77, 163, 255, .25);
}

.form-control::placeholder {
  color: #6b7a90;
}

.form-select {
  --bs-form-select-bg-img: none;
}

.form-check-input {
  background-color: var(--surface-raised);
  border-color: var(--border);
}

.form-check-input:checked {
  background-color: var(--accent);
  border-color: var(--accent);
}

.form-check-label {
  color: var(--text-muted);
}

.form-error {
  color: #ffb1b1;
  font-size: .82rem;
  margin-top: .3rem;
}

.shipping-method-option {
  border: 1px solid var(--border);
  border-radius: .75rem;
  background: var(--surface-raised);
  margin-left: 0;
}

.shipping-method-option .form-check-label {
  cursor: pointer;
}

.shipping-method-option--disabled {
  opacity: .55;
}

.shipping-method-option--disabled .form-check-label {
  cursor: not-allowed;
}

/* Checkout step 1 for visitors who aren't signed in: account or guest, side by side
   (stacked on small screens), separated by "or". */
.checkout-choice {
  display: grid;
  gap: 1rem;
}

.checkout-choice-option {
  border: 1px solid var(--border);
  border-radius: .75rem;
  background: var(--surface-raised);
  padding: 1.25rem;
}

.checkout-choice-option .mb-3:last-child {
  margin-bottom: 0 !important;
}

.checkout-choice-or {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--text-muted);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.checkout-choice-or::before,
.checkout-choice-or::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--border);
}

@media (min-width: 768px) {
  .checkout-choice {
    grid-template-columns: 1fr auto 1fr;
  }

  .checkout-choice-or {
    flex-direction: column;
  }

  .checkout-choice-or::before,
  .checkout-choice-or::after {
    border-top: 0;
    border-left: 1px solid var(--border);
  }
}

/* Mollie's payment logos are drawn for light backgrounds. */
.payment-method-logo {
  height: 28px;
  width: auto;
  flex-shrink: 0;
  margin-left: 1rem;
  padding: 3px 5px;
  border-radius: .35rem;
  background: #fff;
}

.form-optional-hint {
  color: var(--text-muted);
  font-weight: 400;
}

.form-hint {
  color: var(--text-muted);
  font-size: .8rem;
  margin-top: .3rem;
}

.form-hint ul {
  margin: 0;
  padding-left: 1.1rem;
}

/* Checkout */

.checkout-steps {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: .5rem;
}

.checkout-step {
  display: flex;
  align-items: center;
  gap: .6rem;
  flex: 1 1 auto;
  color: var(--text-muted);
}

.checkout-step:not(:last-child)::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--border);
  margin: 0 .5rem;
}

.checkout-step-dot {
  width: 1.75rem;
  height: 1.75rem;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: .85rem;
  font-weight: 700;
}

.checkout-step-label {
  font-size: .85rem;
  font-weight: 600;
  white-space: nowrap;
}

.checkout-step.active .checkout-step-dot {
  background: var(--accent);
  border-color: var(--accent);
  color: #10233e;
}

.checkout-step.active .checkout-step-label,
.checkout-step.done .checkout-step-label {
  color: var(--text-main);
}

.checkout-step.done .checkout-step-dot {
  background: var(--surface-raised);
  border-color: var(--accent);
  color: var(--accent-bright);
}

.address-block {
  color: var(--text-main);
  font-style: normal;
  line-height: 1.6;
}

.order-total-row {
  border-top: 1px solid var(--border);
}

/* Terms and conditions */
.terms-list {
  padding-left: 1.5rem;
  max-width: 50rem;
}

.terms-list li {
  margin-bottom: 1rem;
  padding-left: 0.25rem;
}

/* Bioluminescence page */
.bioluminescence-section {
  max-width: 50rem;
}

.bioluminescence-figure {
  margin: 1.5rem 0;
}

.bioluminescence-figure img,
.bioluminescence-figure iframe,
.bioluminescence-figure video {
  border-radius: .75rem;
}

.bioluminescence-figure img {
  max-width: 100%;
  height: auto;
}

.bioluminescence-figure figcaption {
  margin-top: .5rem;
  color: var(--text-muted);
  font-size: .9rem;
}

.media-placeholder {
  border: 1px dashed var(--border);
  border-radius: .75rem;
  background: var(--surface-raised);
}

.media-placeholder > div {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.bioluminescence-figure video {
  height: auto;
  background: #000;
}

/* Square videos would fill the whole screen height at full column width. */
.bioluminescence-figure--square {
  max-width: 28rem;
}

.organism-card {
  overflow: hidden;
}

.organism-card-img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #000;
}

.organism-card-credit {
  color: var(--text-muted);
  font-size: .8rem;
}

/* Algae care page */
.care-intro {
  max-width: 50rem;
}

.care-list {
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 50rem;
}

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

.care-item:last-child {
  border-bottom: 0;
}

.care-item .care-icon {
  flex-shrink: 0;
}

.care-item h3 {
  font-weight: 700;
}

.faq-list {
  max-width: 50rem;
}

.faq-list h3 {
  margin-top: 2rem;
}

/* Algae care: the icons are transparent PNGs, so give them a white square behind them */
.care-icon {
  background: #fff;
  padding: 6px;
  border-radius: 10px;
}

/* Smaller icons on the home page: same look, scaled down */
.highlight-list .care-icon {
  padding: 4px;
  border-radius: 6px;
}