:root {
  color-scheme: light;
  --background: #ffffff;
  --ink: #111111;
  --muted: #6f7b87;
  --panel: #f7f8f8;
  --border: #e7e7e7;
  --shadow: rgba(0, 0, 0, 0.08);
  --header-height: clamp(58px, 8vh, 72px);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  background: var(--background);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

.top-banner {
  position: fixed;
  right: 0;
  top: 0;
  left: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(72px, 1fr) minmax(170px, 280px) minmax(84px, 1fr);
  width: 100%;
  max-width: 100vw;
  height: var(--header-height);
  align-items: center;
  padding: 8px clamp(18px, 5vw, 44px);
  background: #ffffff;
  box-shadow: 0 9px 26px var(--shadow);
}

.header-actions {
  display: inline-flex;
  min-width: 0;
  gap: 8px;
  align-items: center;
  justify-self: end;
}

.banner-logo {
  display: block;
  width: auto;
  height: clamp(36px, 6vh, 48px);
  object-fit: contain;
}

.home-link {
  display: inline-flex;
  min-width: 0;
  width: fit-content;
  align-items: center;
  justify-content: center;
}

.home-link:focus-visible {
  border-radius: 8px;
  outline: 2px solid var(--ink);
  outline-offset: 4px;
}

.search {
  position: relative;
  min-width: 0;
  width: 100%;
}

.search input {
  min-width: 0;
  width: 100%;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 16px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
  outline: none;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

.search input:focus {
  border-color: #b8b8b8;
}

.search input::-webkit-search-cancel-button {
  filter: brightness(0);
  opacity: 1;
}

.search-placeholder {
  height: 36px;
}

.search-results {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  left: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.11);
}

.search-results[hidden] {
  display: none;
}

.search-result-item,
.search-result-empty {
  width: 100%;
  min-height: 42px;
  border: 0;
  border-bottom: 1px solid var(--border);
  padding: 0 14px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  text-align: left;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 800;
}

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

.search-result-item strong {
  color: var(--muted);
  font-size: 0.82rem;
}

.search-result-item:hover,
.search-result-item:focus-visible {
  background: var(--panel);
  outline: none;
}

.search-result-empty {
  display: grid;
  place-items: center;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.nav-learn-link,
.nav-icon-link,
.hero-learn-link,
.form-submit {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 14px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 800;
  text-decoration: none;
}

.nav-icon-link {
  position: relative;
  width: 34px;
  min-height: 34px;
  padding: 0;
}

.nav-icon-link svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.cart-count {
  position: absolute;
  top: -5px;
  right: -5px;
  display: grid;
  min-width: 16px;
  height: 16px;
  place-items: center;
  border-radius: 999px;
  background: #1683ff;
  color: #ffffff;
  font-size: 0.58rem;
  font-weight: 850;
}

.cart-count.is-popping {
  animation: cart-pop 300ms ease-out;
}

.cart-count[hidden] {
  display: none;
}

.nav-learn-link {
  width: 34px;
  min-height: 34px;
  padding: 0;
  justify-self: end;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  font-style: italic;
  white-space: nowrap;
}

.home-symbol-link {
  position: relative;
}

.home-icon {
  display: block;
  width: 15px;
  height: 15px;
  fill: var(--ink);
}

.hero-learn-link {
  position: relative;
  z-index: 2;
  min-height: 24px;
  margin-top: -2px;
  padding: 0 9px;
  background: #ffffff;
  font-size: 0.66rem;
}

.hero-social-links {
  justify-content: center;
  margin-top: 20px;
}

.hero-social-links a {
  width: 30px;
  height: 30px;
  background: rgba(255, 255, 255, 0.58);
}

.hero-social-links svg {
  width: 15px;
  height: 15px;
}

.nav-learn-link:hover,
.nav-learn-link:focus-visible,
.hero-learn-link:hover,
.hero-learn-link:focus-visible,
.form-submit:hover,
.form-submit:focus-visible {
  border-color: #cfcfcf;
  outline: none;
}

.page {
  background: #ffffff;
  max-width: 100%;
  overflow-x: hidden;
}

.hero-section {
  position: relative;
  z-index: 1;
  display: grid;
  overflow: visible;
  min-height: 60vh;
  align-items: center;
  justify-items: center;
  padding: calc(var(--header-height) + 70px) 32px 78px;
  background: #ffffff;
}

.hero-section::before {
  position: absolute;
  inset: -12% -36%;
  z-index: 0;
  content: "";
  background:
    radial-gradient(ellipse 80% 28% at 50% 50%, rgba(87, 205, 255, 0.48), transparent 66%),
    radial-gradient(ellipse 72% 30% at 50% 50%, rgba(154, 111, 255, 0.4), transparent 68%),
    radial-gradient(ellipse 86% 26% at 50% 50%, rgba(89, 255, 194, 0.38), transparent 68%),
    radial-gradient(ellipse 92% 24% at 50% 50%, rgba(255, 135, 207, 0.32), transparent 70%),
    radial-gradient(ellipse 78% 30% at 50% 50%, rgba(99, 163, 255, 0.34), transparent 68%);
  background-repeat: no-repeat;
  background-size: 54% 46%, 50% 42%, 56% 44%, 60% 42%, 52% 44%;
  filter: blur(18px);
  opacity: 0.96;
  pointer-events: none;
  transform: translate3d(-4%, 0, 0) skewY(-4deg);
  animation: aurora-crossflow 38s cubic-bezier(0.42, 0, 0.58, 1) infinite;
}

.hero-section::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  pointer-events: none;
  box-shadow: 0 18px 36px 26px rgba(0, 0, 0, 0.07);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  width: 100%;
  transform: translateY(-8px);
}

.logo {
  position: relative;
  display: block;
  width: min(47vw, 588px);
  color: var(--ink);
  text-decoration: none;
}

.logo::after {
  position: absolute;
  right: 0;
  bottom: 9%;
  left: 0;
  z-index: 3;
  color: #71808e;
  content: "Real solutions for real problems.";
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1rem, 2.4vw, 1.55rem);
  font-style: italic;
  line-height: 1.25;
  text-align: center;
}

.logo img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
}

.hero-logo img {
  mix-blend-mode: multiply;
}

.hero-logo {
  position: relative;
  z-index: 1;
}

.hero-logo::before {
  position: absolute;
  inset: 6% -14% 15%;
  z-index: 2;
  content: "";
  background:
    radial-gradient(ellipse 80% 28% at 50% 50%, rgba(87, 205, 255, 0.4), transparent 66%),
    radial-gradient(ellipse 72% 30% at 50% 50%, rgba(154, 111, 255, 0.34), transparent 68%),
    radial-gradient(ellipse 86% 26% at 50% 50%, rgba(89, 255, 194, 0.32), transparent 68%),
    radial-gradient(ellipse 92% 24% at 50% 50%, rgba(255, 135, 207, 0.27), transparent 70%),
    radial-gradient(ellipse 78% 30% at 50% 50%, rgba(99, 163, 255, 0.29), transparent 68%);
  background-repeat: no-repeat;
  background-size: 54% 46%, 50% 42%, 56% 44%, 60% 42%, 52% 44%;
  filter: blur(12px);
  mix-blend-mode: multiply;
  opacity: 0.9;
  pointer-events: none;
  animation: aurora-logo-crossflow 32s cubic-bezier(0.42, 0, 0.58, 1) infinite;
}

.products-section {
  position: relative;
  z-index: 2;
  overflow-x: hidden;
  min-height: 100vh;
  scroll-margin-top: calc(var(--header-height) + 18px);
  padding: clamp(36px, 6vw, 72px) clamp(20px, 5vw, 72px);
  background: #ffffff;
}

.learn-page {
  padding: calc(var(--header-height) + 58px) clamp(20px, 6vw, 86px) 72px;
}

.learn-hero {
  display: grid;
  max-width: 880px;
  min-height: 50vh;
  align-content: center;
  margin: 0 auto;
  padding-bottom: clamp(36px, 6vw, 56px);
  border-bottom: 1px solid var(--border);
}

.learn-hero img {
  display: block;
  width: min(62vw, 520px);
  height: auto;
  margin: 0 auto 18px;
}

.learn-kicker {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.learn-hero h1,
.find-us-section h2,
.contact-section h2 {
  margin: 0 0 18px;
  font-size: clamp(2.2rem, 6vw, 4.7rem);
  line-height: 0.98;
}

.learn-hero p:not(.learn-kicker),
.contact-section p:not(.learn-kicker) {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.22rem);
  line-height: 1.55;
}

.find-us-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 1fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: center;
  max-width: 980px;
  margin: 0 auto;
  padding: clamp(36px, 6vw, 56px) 0;
  border-top: 1px solid var(--border);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
  align-items: center;
}

.social-links a {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0;
  background: #ffffff;
  color: var(--ink);
  text-decoration: none;
}

.social-links svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.social-links a:hover,
.social-links a:focus-visible {
  border-color: #cfcfcf;
  outline: none;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1fr);
  gap: clamp(28px, 6vw, 72px);
  max-width: 980px;
  margin: 0 auto;
  padding: clamp(36px, 6vw, 56px) 0;
}

.contact-form {
  display: grid;
  gap: 10px;
}

.contact-form label {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #b8b8b8;
}

.contact-form textarea {
  resize: vertical;
}

.form-submit {
  width: fit-content;
  margin-top: 8px;
  cursor: pointer;
}

.form-submit:disabled {
  cursor: wait;
  opacity: 0.72;
}

.section-heading {
  max-width: 560px;
  margin: 0 auto 20px;
}

.section-heading p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.section-heading h1 {
  margin: 0;
  font-size: clamp(1.9rem, 4.8vw, 3rem);
  line-height: 0.98;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 260px);
  justify-content: center;
  gap: 16px;
  max-width: 560px;
  margin: 0 auto;
}

.product-card {
  min-width: 0;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    transform 160ms ease,
    box-shadow 160ms ease;
}

.product-card:hover,
.product-card:focus-visible {
  border-color: #cfcfcf;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
  outline: none;
  transform: translateY(-2px);
}

.product-card[hidden],
.empty-search[hidden] {
  display: none;
}

.empty-search {
  max-width: 560px;
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 1rem;
  text-align: center;
}

.product-image {
  display: grid;
  aspect-ratio: 1 / 1;
  place-items: center;
  overflow: hidden;
  background: transparent;
}

.product-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.coming-soon-card {
  cursor: default;
}

.coming-soon-card:hover,
.coming-soon-card:focus-visible {
  border-color: var(--border);
  box-shadow: none;
  transform: none;
}

.placeholder-image {
  position: relative;
}

.placeholder-image::after {
  position: absolute;
  inset: 0;
  content: "";
  background: rgba(255, 255, 255, 0.32);
}

.placeholder-image img {
  filter: blur(8px) grayscale(1);
  opacity: 0.52;
  transform: scale(1.08);
}

.product-copy {
  padding: 14px;
}

.product-copy h2 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.product-copy p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.product-copy span {
  display: block;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 850;
}

.product-overlay[hidden] {
  display: none;
}

.product-overlay {
  position: fixed;
  top: var(--header-height);
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 20;
}

.overlay-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(0, 0, 0, 0.18);
  cursor: pointer;
}

.product-sheet {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  top: 0;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: clamp(12px, 2.5vw, 24px);
  height: 100%;
  min-height: 0;
  max-height: none;
  overflow: auto;
  padding: clamp(44px, 5vw, 62px) clamp(22px, 5vw, 48px) clamp(22px, 5vw, 48px);
  background: #ffffff;
  border-radius: 0;
  box-shadow: 0 -18px 46px rgba(0, 0, 0, 0.2);
  animation: sheet-up 220ms ease-out;
}

.sheet-close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0;
  background: #ffffff;
  color: var(--ink);
  cursor: pointer;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
}

.sheet-close span {
  display: block;
  position: relative;
  width: 9px;
  height: 9px;
  font-size: 0;
}

.sheet-close span::before,
.sheet-close span::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  content: "";
  transform: translate(-50%, -50%) rotate(45deg);
}

.sheet-close span::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.sheet-image {
  position: relative;
  overflow: hidden;
  display: block;
  aspect-ratio: 1 / 1;
  width: min(100%, 520px);
  height: auto;
  min-height: 0;
  align-self: start;
  background: transparent;
  border-radius: 8px;
  touch-action: pan-y;
}

.gallery-track {
  display: flex;
  height: 100%;
  transition: transform 260ms ease;
}

.gallery-track img {
  display: block;
  min-width: 100%;
  width: 100%;
  height: 100%;
  max-height: none;
  padding: 0;
  object-fit: contain;
}

.gallery-button {
  position: absolute;
  top: 50%;
  display: grid;
  width: 16px;
  height: 24px;
  place-items: center;
  border: 0;
  background: transparent;
  cursor: pointer;
  transform: translateY(-50%);
}

.gallery-button span {
  display: block;
  width: 0;
  height: 0;
  opacity: 0.28;
}

.gallery-prev span {
  border-top: 8px solid transparent;
  border-right: 10px solid #111111;
  border-bottom: 8px solid transparent;
}

.gallery-next span {
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 10px solid #111111;
}

.gallery-button:hover,
.gallery-button:focus-visible {
  outline: none;
}

.gallery-button:hover span,
.gallery-button:focus-visible span {
  opacity: 0.48;
}

.gallery-button[hidden] {
  display: none;
}

.gallery-prev {
  left: 10px;
}

.gallery-next {
  right: 10px;
}

.gallery-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  display: flex;
  gap: 7px;
  align-items: center;
  justify-content: center;
  transform: translateX(-50%);
}

.gallery-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: rgba(17, 17, 17, 0.2);
}

.gallery-dot.is-active {
  background: #1683ff;
}

body.sheet-open {
  overflow: hidden;
}

body.sheet-open .search {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.sheet-copy {
  align-self: start;
  padding-right: 34px;
}

.sheet-kicker {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.sheet-copy h2 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1;
}

.sheet-copy p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.5;
}

.sheet-subtitle {
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 800;
}

.compatibility-line {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 750;
}

.sheet-copy dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

.sheet-copy dl div {
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.sheet-copy dt {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.sheet-copy dd {
  margin: 4px 0 0;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 750;
}

.sheet-price-card {
  display: inline-grid;
  gap: 4px;
  width: fit-content;
  min-width: 132px;
  margin: 2px 0 4px;
  border: 1px solid #cfe2ff;
  border-radius: 8px;
  padding: 12px 16px;
  background: #f3f8ff;
  box-shadow: 0 10px 24px rgba(22, 131, 255, 0.1);
}

.sheet-price-card span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.sheet-price-card strong {
  color: var(--ink);
  font-size: 1.6rem;
  line-height: 1;
}

.product-detail-block {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.product-detail-block[hidden] {
  display: none;
}

.product-detail-section {
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.product-detail-disclosure {
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
}

.product-detail-disclosure summary {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 14px;
  color: var(--ink);
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 850;
  list-style: none;
  text-transform: uppercase;
}

.product-detail-disclosure summary::-webkit-details-marker {
  display: none;
}

.product-detail-disclosure summary::after {
  content: "+";
  color: var(--muted);
  font-size: 1.2rem;
  line-height: 1;
}

.product-detail-disclosure[open] summary::after {
  content: "-";
}

.product-detail-disclosure p,
.product-detail-disclosure ul,
.product-detail-disclosure ol {
  padding: 0 14px 14px;
}

.product-detail-section h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 850;
  text-transform: uppercase;
}

.product-detail-section p,
.product-detail-section ul,
.product-detail-section ol {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.55;
}

.product-detail-section ul,
.product-detail-section ol {
  padding-left: 20px;
}

.product-detail-section li + li {
  margin-top: 5px;
}

.product-detail-section a {
  color: #1683ff;
  font-size: 0.98rem;
  font-weight: 850;
  text-decoration: none;
}

.product-detail-section a:hover,
.product-detail-section a:focus-visible {
  text-decoration: underline;
  outline: none;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.product-tags span {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 10px;
  background: #ffffff;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 800;
}

.product-purchase-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 340px;
  margin: 18px auto 0;
}

.product-quantity-control {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
  background: #ffffff;
}

.product-quantity-control span {
  min-width: 48px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  text-align: center;
}

.product-quantity-control button {
  display: inline-flex;
  width: 30px;
  height: 30px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  background: #ffffff;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 850;
}

.product-quantity-control button:hover,
.product-quantity-control button:focus-visible {
  border-color: #c6d7ee;
  background: var(--panel);
  outline: none;
}

.add-cart-button {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 46px;
  margin: 0;
  justify-self: center;
  border: 0;
  border-radius: 999px;
  background: #1683ff;
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 850;
  transition:
    background 180ms ease,
    color 180ms ease;
}

.add-cart-button.is-added {
  background: #9b5cf6;
  color: #ffffff;
}

.cart-page {
  padding: calc(var(--header-height) + 58px) clamp(20px, 6vw, 86px) 72px;
}

.cart-shell {
  max-width: 900px;
  margin: 0 auto;
}

.cart-shell h1 {
  margin: 0 0 24px;
  font-size: clamp(2.2rem, 6vw, 4.7rem);
  line-height: 0.98;
}

.checkout-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 36px);
  align-items: start;
}

.cart-items {
  display: grid;
  gap: 14px;
}

.cart-item {
  display: grid;
  grid-template-columns: 104px minmax(180px, 1fr) max-content;
  gap: 16px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  transition:
    opacity 220ms ease,
    transform 220ms ease;
}

.cart-item.is-removing {
  opacity: 0;
  transform: translateY(6px);
}

.cart-item img {
  width: 104px;
  height: 86px;
  object-fit: contain;
  background: var(--panel);
}

.cart-item h2 {
  margin: 0 0 4px;
  font-size: 1.05rem;
}

.cart-item p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.4;
}

.cart-quantity {
  display: grid;
  gap: 8px;
  justify-items: center;
}

.quantity-stepper {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.quantity-stepper span {
  color: var(--muted);
  font-weight: 800;
}

.cart-quantity button,
.quantity-stepper button {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 10px;
  background: #ffffff;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    color 160ms ease;
}

.cart-quantity > button.is-removing {
  border-color: #d93025;
  background: #d93025;
  color: #ffffff;
}

.quantity-stepper button {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  padding: 0;
}

.cart-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

.checkout-start {
  display: flex;
  width: min(100%, 340px);
  margin-top: 18px;
  margin-right: auto;
  margin-left: auto;
}

.checkout-start[hidden] {
  display: none;
}

.cart-summary p,
.empty-cart {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.cart-summary strong {
  font-size: 1.35rem;
}

.empty-cart {
  text-align: center;
}

.checkout-panel {
  position: static;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
}

.checkout-panel[hidden] {
  display: none;
}

.checkout-steps {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 18px;
}

.checkout-steps span {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 10px;
  background: var(--panel);
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 850;
  text-transform: uppercase;
}

.checkout-steps span.is-active {
  background: #111111;
  color: #ffffff;
}

.checkout-step {
  display: none;
}

.checkout-step.is-active {
  display: grid;
  gap: 10px;
}

.checkout-step .learn-kicker {
  margin-top: 8px;
}

.checkout-step h2,
.checkout-complete h2 {
  margin: 0 0 8px;
  font-size: 1.5rem;
  line-height: 1.05;
}

.checkout-step label {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
  text-transform: uppercase;
}

.checkout-step input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 12px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
}

.checkout-step input:focus {
  border-color: #b8b8b8;
  outline: none;
}

.checkout-row {
  display: grid;
  grid-template-columns: 1fr 0.6fr;
  gap: 10px;
}

.checkout-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.checkout-primary,
.checkout-secondary {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 16px;
  cursor: pointer;
  font: inherit;
  font-weight: 850;
  text-decoration: none;
}

.checkout-primary {
  border: 0;
  background: #1683ff;
  color: #ffffff;
}

.cart-shell > .checkout-start {
  display: flex;
  width: 340px;
  max-width: calc(100% - 32px);
  margin: 18px auto 0;
}

.checkout-secondary {
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--ink);
}

.checkout-review,
.checkout-complete {
  display: grid;
  gap: 14px;
}

.review-block {
  display: grid;
  gap: 5px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.review-block h3 {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
  text-transform: uppercase;
}

.review-block p {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.review-block strong,
.review-total {
  color: var(--ink);
}

.review-total {
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-weight: 850;
}

.checkout-complete[hidden],
.checkout-form[hidden] {
  display: none;
}

.checkout-complete p:not(.learn-kicker) {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.checkout-home {
  width: fit-content;
}

@keyframes sheet-up {
  from {
    transform: translateY(100%);
  }

  to {
    transform: translateY(0);
  }
}

@keyframes cart-pop {
  0% {
    transform: scale(0.65);
  }

  60% {
    transform: scale(1.22);
  }

  100% {
    transform: scale(1);
  }
}

@keyframes aurora-flow {
  0% {
    background-position: 0% 50%, 100% 40%, 20% 60%, 80% 45%;
    transform: translate3d(-5%, -2%, 0) skewY(-4deg) scale(1);
  }

  50% {
    background-position: 58% 48%, 42% 55%, 72% 46%, 35% 58%;
  }

  100% {
    background-position: 100% 52%, 0% 62%, 90% 42%, 12% 50%;
    transform: translate3d(5%, 2%, 0) skewY(3deg) scale(1.04);
  }
}

@keyframes aurora-crossflow {
  0% {
    background-position: -70% 14%, 118% 92%, 22% -34%, 106% 132%, -56% 74%;
    opacity: 0.16;
    transform: translate3d(-7%, -4%, 0) rotate(-10deg) skewY(-5deg) scale(1.03);
  }

  22% {
    background-position: -8% 70%, 88% 18%, 44% 22%, 74% 78%, 14% 8%;
    opacity: 0.82;
    transform: translate3d(-3%, 3%, 0) rotate(-3deg) skewY(2deg) scale(1.07);
  }

  48% {
    background-position: 42% 18%, 46% 86%, 82% 64%, 22% 30%, 54% 104%;
    opacity: 0.98;
    transform: translate3d(2%, 4%, 0) rotate(5deg) skewY(4deg) scale(1.1);
  }

  74% {
    background-position: 96% 76%, 8% 26%, 108% 4%, 56% 116%, 82% 40%;
    opacity: 0.86;
    transform: translate3d(6%, -2%, 0) rotate(9deg) skewY(-3deg) scale(1.09);
  }

  100% {
    background-position: 136% 116%, -60% -20%, 146% 78%, -48% 6%, 126% 92%;
    opacity: 0.16;
    transform: translate3d(9%, 4%, 0) rotate(13deg) skewY(4deg) scale(1.04);
  }
}

@keyframes aurora-logo-crossflow {
  0% {
    background-position: 116% 8%, -68% 92%, 54% -44%, -58% 120%, 130% 76%;
    opacity: 0.12;
    transform: translate3d(7%, -3%, 0) rotate(8deg) scale(1.03);
  }

  30% {
    background-position: 68% 24%, 84% 18%, 8% 78%, 72% 14%, 18% 18%;
    opacity: 0.84;
    transform: translate3d(1%, 3%, 0) rotate(-5deg) scale(1.08);
  }

  64% {
    background-position: 20% 78%, 12% 8%, 90% 44%, 36% 88%, 76% 102%;
    opacity: 0.92;
    transform: translate3d(-4%, 1%, 0) rotate(-9deg) scale(1.1);
  }

  100% {
    background-position: -78% 122%, 136% -42%, 12% 124%, 130% -32%, -46% 28%;
    opacity: 0.12;
    transform: translate3d(-8%, 4%, 0) rotate(6deg) scale(1.04);
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 760px) {
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 540px;
  }
}

@media (max-width: 560px) {
  .top-banner {
    grid-template-columns: minmax(46px, auto) minmax(0, 1fr) auto;
    gap: 8px;
    padding-right: 10px;
    padding-left: 10px;
  }

  .banner-logo {
    height: 38px;
    max-width: 54px;
  }

  .header-actions {
    gap: 6px;
  }

  .search input {
    height: 34px;
    padding-right: 12px;
    padding-left: 12px;
    font-size: 0.9rem;
  }

  .nav-learn-link {
    width: 30px;
    min-height: 30px;
    padding: 0;
    font-size: 0.9rem;
  }

  .nav-icon-link {
    width: 30px;
    min-height: 30px;
    flex: 0 0 30px;
  }

  .nav-icon-link svg {
    width: 16px;
    height: 16px;
  }

  .hero-section {
    padding-top: calc(var(--header-height) + 90px);
    padding-right: 18px;
    padding-left: 18px;
  }

  .logo {
    width: min(60vw, 340px);
  }

  .hero-social-links.social-links {
    gap: 10px;
    justify-content: center;
    max-width: 100%;
  }

  .hero-social-links.social-links a {
    width: 44px;
    height: 44px;
  }

  .hero-social-links.social-links svg {
    width: 20px;
    height: 20px;
  }

  .logo::after {
    bottom: 8%;
    font-size: clamp(0.82rem, 3.2vw, 1rem);
  }

  .product-sheet {
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 24px;
    padding-top: 62px;
    padding-bottom: calc(164px + env(safe-area-inset-bottom));
  }

  .sheet-image {
    width: min(100%, 460px);
    margin: 0 auto 4px;
  }

  .learn-page {
    padding-top: calc(var(--header-height) + 44px);
  }

  .learn-hero img {
    width: min(78vw, 360px);
  }

  .contact-section {
    grid-template-columns: 1fr;
  }

  .find-us-section {
    grid-template-columns: 1fr;
  }

  .sheet-copy {
    display: grid;
    gap: 16px;
    align-self: start;
    padding-right: 0;
    padding-bottom: calc(58px + env(safe-area-inset-bottom));
  }

  .sheet-copy p,
  .sheet-copy h2 {
    margin-bottom: 0;
  }

  .sheet-price-card {
    position: static;
    z-index: 0;
    width: 100%;
    max-width: 190px;
    margin: 4px 0 8px;
    align-self: start;
    justify-self: start;
    box-sizing: border-box;
  }

  .product-detail-block {
    margin-top: 10px;
  }

  .product-overlay:not([hidden]) .product-purchase-row {
    position: fixed;
    right: 16px;
    bottom: max(14px, env(safe-area-inset-bottom));
    left: 16px;
    z-index: 30;
    width: auto;
    max-width: none;
    margin: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.94);
    padding: 6px;
    box-shadow: 0 12px 30px rgba(22, 131, 255, 0.28);
  }

  .product-overlay:not([hidden]) .product-quantity-control {
    gap: 4px;
    padding: 2px;
  }

  .product-overlay:not([hidden]) .product-quantity-control span {
    min-width: 42px;
    font-size: 0.76rem;
  }

  .product-overlay:not([hidden]) .product-quantity-control button {
    width: 28px;
    height: 28px;
  }

  .product-overlay:not([hidden]) .add-cart-button {
    min-height: 42px;
    font-size: 0.84rem;
  }

  .cart-item {
    grid-template-columns: 82px minmax(0, 1fr);
  }

  .cart-item img {
    width: 82px;
    height: 72px;
  }

  .cart-quantity {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
  }
}

@media (max-width: 430px) {
  .top-banner {
    grid-template-columns: minmax(42px, auto) minmax(0, 1fr) auto;
    gap: 6px;
    padding-right: 8px;
    padding-left: 8px;
  }

  .banner-logo {
    height: 34px;
    max-width: 48px;
  }

  .header-actions {
    gap: 5px;
  }

  .search input {
    height: 32px;
    padding-right: 10px;
    padding-left: 10px;
    font-size: 0.86rem;
  }

  .nav-learn-link,
  .nav-icon-link {
    width: 28px;
    min-height: 28px;
  }

  .nav-icon-link {
    flex-basis: 28px;
  }

  .nav-icon-link svg,
  .home-icon {
    width: 15px;
    height: 15px;
  }

  .hero-social-links.social-links {
    gap: 8px;
  }

  .hero-social-links.social-links a {
    width: 40px;
    height: 40px;
  }

  .hero-social-links.social-links svg {
    width: 18px;
    height: 18px;
  }

  .products-section {
    padding-right: 14px;
    padding-left: 14px;
  }
}