:root {
  --ink: #102a2c;
  --ink-soft: #315052;
  --paper: #f5f2e9;
  --paper-deep: #ebe6d9;
  --white: #fffefa;
  --teal: #176b70;
  --teal-bright: #2b878b;
  --amber: #95501f;
  --amber-soft: #e0a063;
  --line: #d2d9d4;
  --line-dark: rgba(255, 255, 255, 0.18);
  --danger: #9c3e31;
  --shadow: 0 24px 80px rgba(16, 42, 44, 0.12);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shell: 1240px;
  --header-height: 74px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 36px);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Avenir Next", Avenir, "Helvetica Neue", Arial, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

p,
h1,
h2,
h3,
dl,
dd {
  margin-top: 0;
}

h1,
h2,
h3,
.brand-wordmark {
  font-family: "Avenir Next", Avenir, "Helvetica Neue", Arial, system-ui, sans-serif;
}

h1,
h2 {
  letter-spacing: -0.045em;
  line-height: 1.02;
}

h1 {
  max-width: 830px;
  margin-bottom: 24px;
  font-size: clamp(3.1rem, 7vw, 6.9rem);
  font-weight: 600;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2.25rem, 4.4vw, 4.9rem);
  font-weight: 600;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
  line-height: 1.3;
}

:focus-visible {
  outline: 3px solid var(--amber-soft);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.shell {
  width: min(calc(100% - 40px), var(--shell));
  margin-inline: auto;
}

.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;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 12px 18px;
  color: var(--white);
  background: var(--ink);
  border-radius: var(--radius-sm);
  transform: translateY(-180%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.prelaunch-bar {
  display: flex;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 6px 18px;
  color: var(--white);
  background: var(--teal);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: center;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  background: rgba(255, 254, 250, 0.9);
  border-bottom: 1px solid rgba(16, 42, 44, 0.1);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: grid;
  height: 100%;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.brand-mark {
  display: inline-flex;
  width: 32px;
  height: 34px;
  align-items: flex-end;
  justify-content: center;
  gap: 2px;
}

.brand-mark span {
  display: block;
  width: 8px;
  border: 1.5px solid currentColor;
  border-radius: 5px 5px 2px 2px;
}

.brand-mark span:nth-child(1) {
  height: 21px;
  background: rgba(23, 107, 112, 0.12);
}

.brand-mark span:nth-child(2) {
  height: 31px;
  background: rgba(185, 107, 44, 0.12);
}

.brand-mark span:nth-child(3) {
  height: 25px;
  background: rgba(23, 107, 112, 0.12);
}

.brand-wordmark {
  font-size: 1.03rem;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.brand-subline {
  padding-left: 10px;
  color: var(--ink-soft);
  border-left: 1px solid var(--line);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.primary-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 2.3vw, 34px);
}

.primary-nav a {
  position: relative;
  padding: 10px 0;
  color: var(--ink-soft);
  font-size: 0.89rem;
  font-weight: 500;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  background: var(--teal);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  color: var(--white);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  line-height: 1.2;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}

.button:hover {
  color: var(--ink);
  background: transparent;
  transform: translateY(-2px);
}

.button-small {
  min-height: 40px;
  padding: 9px 17px;
  font-size: 0.85rem;
}

.button-light {
  color: var(--ink);
  background: var(--white);
  border-color: var(--white);
}

.button-light:hover {
  color: var(--white);
  background: transparent;
}

.text-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  color: var(--ink);
  background: none;
  border: 0;
  border-bottom: 1px solid currentColor;
  cursor: pointer;
  font-weight: 600;
}

.text-link span {
  transition: transform 180ms ease;
}

.text-link:hover span {
  transform: translate(3px, -1px);
}

.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.eyebrow {
  margin-bottom: 18px;
  color: var(--teal);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(70px, 10vw, 132px) 0 76px;
  background:
    linear-gradient(90deg, transparent 49.95%, rgba(16, 42, 44, 0.07) 50%, transparent 50.05%),
    linear-gradient(rgba(16, 42, 44, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 42, 44, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: auto, 72px 72px, 72px 72px, auto;
}

.hero::before {
  position: absolute;
  top: 9%;
  left: -8%;
  width: 34vw;
  height: 34vw;
  background: radial-gradient(circle, rgba(43, 135, 139, 0.13), transparent 68%);
  content: "";
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(390px, 0.72fr);
  align-items: center;
  gap: clamp(40px, 7vw, 100px);
}

.hero-lede {
  max-width: 680px;
  margin-bottom: 32px;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1.5vw, 1.32rem);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-bottom: 38px;
}

.use-boundary {
  display: grid;
  max-width: 700px;
  grid-template-columns: auto 1fr;
  gap: 3px 18px;
  padding: 17px 20px;
  background: rgba(255, 254, 250, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
}

.use-boundary strong {
  grid-row: 1 / 4;
  color: var(--danger);
  text-transform: uppercase;
}

.hero-visual {
  position: relative;
  min-height: 650px;
  padding: 30px;
  background: linear-gradient(165deg, #133638, #0a2022);
  border-radius: 160px 160px var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-visual::after {
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 145px 145px 18px 18px;
  content: "";
  pointer-events: none;
}

.hero-visual > img {
  width: 100%;
  height: 100%;
  min-height: 590px;
  object-fit: contain;
}

.visual-note {
  position: absolute;
  z-index: 2;
  display: grid;
  min-width: 230px;
  grid-template-columns: 34px 1fr;
  padding: 14px 16px;
  color: var(--ink);
  background: rgba(255, 254, 250, 0.94);
  border: 1px solid rgba(16, 42, 44, 0.1);
  border-radius: var(--radius-sm);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(10px);
}

.visual-note > span {
  grid-row: 1 / 3;
  color: var(--amber);
  font-size: 0.77rem;
  font-weight: 700;
}

.visual-note strong {
  font-size: 0.8rem;
}

.visual-note small {
  color: var(--ink-soft);
  font-size: 0.68rem;
}

.visual-note-top {
  top: 22%;
  left: -52px;
}

.visual-note-bottom {
  /* 浮动说明始终收在主视觉内，避免中等宽度或浏览器缩放时产生横向溢出。 */
  right: 0;
  bottom: 15%;
}

.fact-strip {
  color: var(--white);
  background: var(--ink);
}

.fact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.fact-grid > div {
  display: flex;
  min-height: 120px;
  flex-direction: column;
  justify-content: center;
  padding: 24px 26px;
  border-left: 1px solid var(--line-dark);
}

.fact-grid > div:last-child {
  border-right: 1px solid var(--line-dark);
}

.fact-grid strong {
  margin-bottom: 4px;
  font-size: 0.9rem;
}

.fact-grid span {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.78rem;
}

.section {
  padding: clamp(86px, 10vw, 150px) 0;
}

.section-tint {
  background: var(--paper);
}

.split-heading,
.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.52fr);
  align-items: end;
  gap: clamp(40px, 8vw, 120px);
  margin-bottom: 60px;
}

.section-heading > p,
.prose-large {
  max-width: 560px;
  margin-bottom: 2px;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.compact-heading {
  grid-template-columns: 1fr;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 66px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principle-card {
  min-height: 270px;
  padding: 30px;
  border-left: 1px solid var(--line);
}

.principle-card:last-child {
  border-right: 1px solid var(--line);
}

.principle-card > span {
  display: block;
  margin-bottom: 62px;
  color: var(--amber);
  font-size: 0.76rem;
  font-weight: 700;
}

.principle-card p {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 26px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.filter-group {
  display: flex;
  gap: 8px;
}

.filter-button {
  min-height: 44px;
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
}

.filter-button.is-active {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
}

.result-count {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.product-card {
  display: grid;
  min-height: 560px;
  grid-template-columns: minmax(190px, 0.76fr) minmax(0, 1fr);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.product-visual {
  position: relative;
  display: flex;
  min-height: 100%;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.28) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.28) 1px, transparent 1px),
    #dce8e4;
  background-size: 30px 30px;
}

.product-visual::after {
  position: absolute;
  right: -40%;
  bottom: -12%;
  left: -40%;
  height: 35%;
  background: radial-gradient(ellipse, rgba(16, 42, 44, 0.22), transparent 65%);
  content: "";
}

.amber-vial {
  background-color: #ead9c8;
}

.product-visual img {
  position: relative;
  z-index: 1;
  width: 74%;
  max-height: 360px;
}

.product-visual img.photoreal-product {
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: cover;
}

.ai-image-note {
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 3;
  padding: 5px 8px;
  color: var(--ink-soft);
  background: rgba(255, 254, 250, 0.9);
  border-radius: 999px;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.product-index {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.product-copy {
  display: flex;
  flex-direction: column;
  padding: 34px 30px 30px;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 18px;
}

.product-tags span {
  padding: 5px 9px;
  color: var(--teal);
  background: rgba(23, 107, 112, 0.08);
  border: 1px solid rgba(23, 107, 112, 0.22);
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.product-copy h3 {
  font-size: 1.42rem;
}

.product-copy > p {
  color: var(--ink-soft);
  font-size: 0.89rem;
}

.product-copy dl {
  margin: auto 0 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.product-copy dl div {
  display: grid;
  grid-template-columns: 0.82fr 1fr;
  gap: 12px;
  padding: 7px 0;
  border-bottom: 1px solid rgba(210, 217, 212, 0.66);
  font-size: 0.75rem;
}

.product-copy dt {
  color: var(--ink-soft);
}

.product-copy dd {
  margin-bottom: 0;
  font-weight: 600;
}

.product-select {
  align-self: flex-start;
  font-size: 0.82rem;
}

.catalog-boundary {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  margin-top: 26px;
  padding: 24px 26px;
  color: var(--white);
  background: var(--ink);
  border-radius: var(--radius-sm);
}

.catalog-boundary strong {
  color: var(--amber-soft);
  text-transform: uppercase;
}

.catalog-boundary p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.85rem;
}

.custom-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 24px;
}

.custom-stage {
  min-height: 250px;
  padding: 30px;
  color: var(--white);
  background: var(--ink);
  border-right: 1px solid var(--line-dark);
}

.custom-stage:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.custom-stage:last-child {
  border-right: 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.custom-stage > span {
  display: block;
  margin-bottom: 72px;
  color: var(--amber-soft);
  font-size: 0.76rem;
  font-weight: 700;
}

.custom-stage p {
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.84rem;
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-cards article {
  min-height: 270px;
  padding: 30px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.service-cards p {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.service-icon {
  display: inline-flex;
  width: 50px;
  height: 50px;
  align-items: center;
  justify-content: center;
  margin-bottom: 48px;
  color: var(--teal);
  border: 1px solid var(--line);
  border-radius: 50%;
  font-weight: 700;
}

.quality-section {
  color: var(--white);
  background: var(--teal);
}

.quality-grid {
  display: grid;
  grid-template-columns: minmax(330px, 0.72fr) minmax(0, 1fr);
  align-items: start;
  gap: clamp(50px, 8vw, 120px);
}

.quality-copy {
  position: sticky;
  top: 120px;
}

.quality-copy .eyebrow {
  color: #d1eeec;
}

.quality-copy h2 {
  margin-bottom: 28px;
}

.quality-copy p:not(.eyebrow) {
  margin-bottom: 32px;
  color: rgba(255, 255, 255, 0.82);
}

.quality-matrix {
  border-top: 1px solid var(--line-dark);
}

.matrix-row {
  display: grid;
  grid-template-columns: 0.65fr 1.1fr 0.8fr;
  gap: 20px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line-dark);
}

.matrix-row span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.84rem;
}

.matrix-row span:first-child {
  color: var(--white);
  font-weight: 600;
}

.matrix-head {
  padding-top: 10px;
}

.matrix-head span {
  color: #d1eeec !important;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.use-cases {
  background: var(--white);
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.use-case-grid article {
  min-height: 260px;
  padding: 30px;
  border-right: 1px solid var(--line);
}

.use-case-grid article:last-child {
  border: 0;
}

.use-case-grid article > span {
  display: inline-flex;
  min-width: 48px;
  height: 32px;
  align-items: center;
  justify-content: center;
  margin-bottom: 62px;
  color: var(--teal);
  background: rgba(23, 107, 112, 0.08);
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 700;
}

.use-case-grid p {
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.not-for-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 22px 24px;
  background: #f4eae6;
  border: 1px solid #e5ccc4;
  border-radius: var(--radius-sm);
}

.not-for-list strong {
  margin-right: 10px;
  color: var(--danger);
  font-size: 0.74rem;
  text-transform: uppercase;
}

.not-for-list span {
  padding: 5px 10px;
  background: rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  font-size: 0.74rem;
}

.logistics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.logistics-grid article {
  min-height: 290px;
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.logistics-grid article > span {
  display: block;
  margin-bottom: 80px;
  color: var(--amber);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.logistics-grid p {
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.policy-links {
  display: flex;
  justify-content: flex-end;
  gap: 28px;
  margin-top: 24px;
}

.policy-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 600;
  border-bottom: 1px solid currentColor;
}

.rfq-section {
  background: var(--white);
}

.rfq-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.64fr) minmax(0, 1fr);
  align-items: start;
  gap: clamp(50px, 8vw, 130px);
}

.rfq-copy {
  position: sticky;
  top: 120px;
}

.rfq-copy h2 {
  margin-bottom: 28px;
}

.rfq-copy > p:not(.eyebrow) {
  color: var(--ink-soft);
}

.contact-card {
  display: grid;
  gap: 7px;
  margin: 34px 0 26px;
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.contact-card > span {
  color: var(--teal);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-card a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-weight: 600;
  text-decoration: underline;
}

.contact-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.business-details {
  display: grid;
  gap: 9px;
  margin: 5px 0 3px;
}

.business-details > div {
  display: grid;
  grid-template-columns: minmax(92px, 0.42fr) minmax(0, 1fr);
  gap: 12px;
}

.business-details dt,
.business-details dd {
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 0.79rem;
}

.business-details dt {
  color: var(--ink-soft);
}

.business-details dd {
  font-weight: 600;
}

.check-list {
  display: grid;
  gap: 9px;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 25px;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.check-list li::before {
  position: absolute;
  top: 2px;
  left: 0;
  color: var(--teal);
  content: "✓";
  font-weight: 700;
}

.rfq-form {
  display: grid;
  gap: 20px;
  padding: clamp(26px, 4vw, 52px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.prototype-fields {
  display: grid;
  min-inline-size: 0;
  gap: 20px;
  padding: 0;
  margin: 0;
  border: 0;
}

.prototype-fields:disabled {
  opacity: 0.64;
}

.no-script-note {
  margin: 0;
  padding: 14px;
  color: var(--danger);
  background: #f4eae6;
  border: 1px solid #e5ccc4;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
}

.form-status {
  padding: 12px 14px;
  color: var(--ink-soft);
  background: rgba(255, 254, 250, 0.72);
  border-left: 3px solid var(--amber);
  font-size: 0.78rem;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.rfq-form label:not(.checkbox-field) {
  display: grid;
  gap: 7px;
}

.rfq-form label > span:first-child {
  font-size: 0.76rem;
  font-weight: 600;
}

.rfq-form input,
.rfq-form select,
.rfq-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  background: var(--white);
  border: 1px solid #c4ccc6;
  border-radius: 6px;
}

.rfq-form textarea {
  min-height: 116px;
  resize: vertical;
}

.rfq-form input:focus,
.rfq-form select:focus,
.rfq-form textarea:focus {
  border-color: var(--teal);
  outline: 2px solid rgba(23, 107, 112, 0.18);
}

.checkbox-field {
  display: grid;
  min-height: 44px;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 11px;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.checkbox-field input {
  width: 24px;
  height: 24px;
  margin: 0;
  accent-color: var(--teal);
}

.form-submit {
  justify-self: start;
}

.rfq-output {
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.rfq-output > div:first-child {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.rfq-output pre {
  overflow: auto;
  max-height: 420px;
  padding: 18px;
  color: var(--white);
  background: var(--ink);
  border-radius: var(--radius-sm);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  white-space: pre-wrap;
}

.rfq-output > p {
  color: var(--ink-soft);
  font-size: 0.76rem;
}

.faq-section {
  background: var(--paper);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  position: relative;
  padding: 26px 44px 26px 0;
  cursor: pointer;
  font-family: "Avenir Next", Avenir, "Helvetica Neue", Arial, system-ui, sans-serif;
  font-size: 1.08rem;
  font-weight: 600;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 22px;
  right: 4px;
  content: "+";
  color: var(--teal);
  font-size: 1.5rem;
  font-weight: 400;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  max-width: 820px;
  padding-bottom: 26px;
  color: var(--ink-soft);
}

.site-footer {
  padding: 76px 0 22px;
  color: var(--white);
  background: var(--ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.65fr 0.65fr 1fr;
  gap: 60px;
  padding-bottom: 58px;
}

.footer-grid > div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.footer-brand {
  margin-bottom: 16px;
}

.footer-grid p,
.footer-grid a {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.8rem;
}

.footer-grid a:hover {
  color: var(--white);
}

.footer-grid a {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
}

.footer-grid strong {
  margin-bottom: 9px;
  color: var(--amber-soft);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-warning {
  padding-left: 12px;
  border-left: 2px solid var(--amber-soft);
}

.footer-use-boundary {
  padding-top: 12px;
  margin-top: 8px;
  border-top: 1px solid var(--line-dark);
}

.footer-use-boundary strong {
  display: inline;
  margin: 0;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding-top: 20px;
  color: rgba(255, 255, 255, 0.48);
  border-top: 1px solid var(--line-dark);
  font-size: 0.7rem;
}

.reveal {
  opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
  .has-js .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 600ms ease, transform 600ms ease;
  }

  .has-js .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Policy pages */
.policy-hero {
  padding: 90px 0 58px;
  background: var(--paper);
}

.policy-hero h1 {
  max-width: 900px;
  font-size: clamp(3rem, 6vw, 6rem);
}

.not-found-hero {
  display: grid;
  min-height: 72vh;
  align-items: center;
}

.policy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.draft-badge {
  display: inline-flex;
  padding: 6px 10px;
  color: var(--danger);
  background: #f4eae6;
  border: 1px solid #e5ccc4;
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.policy-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 760px);
  justify-content: center;
  gap: 80px;
  padding: 70px 0 120px;
}

.policy-toc {
  position: sticky;
  top: 110px;
  align-self: start;
  display: grid;
  gap: 8px;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.policy-toc strong {
  margin-bottom: 6px;
  color: var(--teal);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.policy-toc a {
  display: flex;
  min-height: 44px;
  align-items: center;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.footer-bottom a {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
}

.policy-content h2 {
  margin: 62px 0 20px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.policy-content h2:first-child {
  margin-top: 0;
}

.policy-content h3 {
  margin-top: 32px;
}

.policy-content p,
.policy-content li {
  color: var(--ink-soft);
}

.policy-content li + li {
  margin-top: 8px;
}

.policy-notice {
  margin: 28px 0;
  padding: 20px;
  background: var(--paper);
  border-left: 4px solid var(--amber);
}

.policy-notice strong {
  display: block;
  margin-bottom: 5px;
}

/* Product detail and B2B ordering pages */
.product-detail-hero {
  padding: clamp(72px, 9vw, 120px) 0;
  background: var(--paper);
}

.product-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.62fr);
  align-items: center;
  gap: clamp(48px, 8vw, 120px);
}

.product-detail-copy h1 {
  max-width: 760px;
  margin-top: 20px;
  font-size: clamp(3.2rem, 6.4vw, 6.4rem);
}

.product-detail-visual {
  display: grid;
  min-height: 610px;
  place-items: center;
  padding: 42px;
  color: var(--white);
  background: var(--ink);
  border-radius: 180px 180px var(--radius-md) var(--radius-md);
}

.product-detail-visual img {
  width: min(64%, 300px);
  max-height: 520px;
}

.product-detail-visual > span {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.product-detail-visual.with-photo {
  padding: 24px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
}

.product-detail-visual img.photoreal-detail {
  width: 100%;
  max-height: 540px;
  border-radius: 150px 150px var(--radius-sm) var(--radius-sm);
  object-fit: cover;
}

.product-detail-visual.with-photo > span {
  color: var(--ink-soft);
}

.reference-spec-banner {
  display: grid;
  max-width: 760px;
  gap: 4px;
  margin: 26px 0;
  padding: 16px 18px;
  background: var(--white);
  border-left: 4px solid var(--amber);
}

.reference-spec-banner strong {
  color: var(--amber);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.reference-spec-banner span {
  font-weight: 700;
}

.reference-spec-banner small {
  color: var(--ink-soft);
}

.amber-detail .product-detail-visual {
  background: #35271f;
}

.product-facts-grid,
.spec-boundary-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1fr);
  align-items: start;
  gap: clamp(50px, 8vw, 120px);
}

.product-facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.product-facts > div {
  display: grid;
  grid-template-columns: 0.42fr minmax(0, 1fr);
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.product-facts dt {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.product-facts dd {
  margin: 0;
  font-weight: 600;
}

.spec-boundary-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.spec-boundary-list article {
  min-height: 220px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.spec-boundary-list strong,
.direct-product-heading > div > span {
  color: var(--amber);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spec-boundary-list h3 {
  margin-top: 42px;
}

.spec-boundary-list p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.order-hero .hero-lede {
  max-width: 860px;
}

.origin-banner {
  display: grid;
  max-width: 860px;
  grid-template-columns: auto 1fr;
  gap: 4px 22px;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.origin-banner strong {
  color: var(--amber);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.origin-banner > span {
  font-weight: 700;
}

.origin-banner small {
  grid-column: 2;
  color: var(--ink-soft);
}

.commerce-notice {
  margin-bottom: 24px;
  padding: 18px 20px;
  background: #f4eae6;
  border-left: 4px solid var(--danger);
}

.commerce-notice p {
  margin: 4px 0 0;
  color: var(--ink-soft);
}

.commerce-ready {
  background: #e5f0ed;
  border-left-color: var(--teal);
}

.reference-notice {
  background: #f2ece2;
  border-left-color: var(--amber);
}

.direct-order-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.direct-order-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(24px, 3vw, 40px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.direct-product-heading {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: center;
  gap: 22px;
}

.direct-product-heading img {
  width: 100%;
  height: 160px;
  object-fit: contain;
}

.direct-product-heading img.photoreal-order {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.direct-product-heading h3 {
  margin-top: 8px;
  font-size: 1.45rem;
}

.direct-product-heading small {
  color: var(--ink-soft);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.direct-order-card dl {
  margin: 0;
  border-top: 1px solid var(--line);
}

.direct-order-card dl > div {
  display: grid;
  grid-template-columns: 0.42fr 1fr;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.direct-order-card dt {
  color: var(--ink-soft);
  font-size: 0.76rem;
}

.direct-order-card dd {
  margin: 0;
  font-weight: 600;
}

.order-card-boundary,
.direct-order-card [data-checkout-pending] {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.direct-order-card .button,
.direct-order-card .text-link {
  align-self: flex-start;
}

.assisted-order-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(340px, 0.64fr);
  align-items: start;
  gap: clamp(50px, 8vw, 120px);
}

.assisted-order-card {
  padding: 28px;
  color: var(--white);
  background: var(--ink);
  border-radius: var(--radius-md);
}

.assisted-order-card > strong {
  color: var(--amber-soft);
}

.assisted-order-card ul {
  padding-left: 20px;
  margin: 18px 0 24px;
  color: rgba(255, 255, 255, 0.78);
}

.assisted-order-card li + li {
  margin-top: 9px;
}

.assisted-order-card .button {
  color: var(--ink);
  background: var(--white);
  border-color: var(--white);
}

.order-flow-section {
  background: var(--white);
}

.order-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.order-flow-grid article {
  min-height: 260px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.order-flow-grid article:last-child {
  border-right: 0;
}

.order-flow-grid article > span {
  display: block;
  margin-bottom: 64px;
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 700;
}

.order-flow-grid p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.order-policy-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: 24px;
}

.order-policy-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-weight: 600;
  border-bottom: 1px solid currentColor;
}

.ordering-section {
  color: var(--white);
  background: var(--ink);
}

.ordering-section .section-heading > p {
  color: rgba(255, 255, 255, 0.76);
}

.ordering-path-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.ordering-path-grid article {
  display: flex;
  min-height: 330px;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(26px, 4vw, 44px);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
}

.ordering-path-grid article > span {
  color: var(--amber-soft);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.ordering-path-grid h3 {
  margin-top: 48px;
  font-size: 1.55rem;
}

.ordering-path-grid p {
  color: rgba(255, 255, 255, 0.76);
}

.ordering-path-grid .button {
  margin-top: auto;
}

.ordering-path-grid .button:not(.button-light) {
  color: var(--ink);
  background: var(--white);
  border-color: var(--white);
}

.ordering-boundary {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 26px;
  margin-top: 20px;
  padding: 18px 20px;
  border: 1px solid var(--line-dark);
}

.ordering-boundary strong {
  color: var(--amber-soft);
}

.ordering-boundary p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
}

@media (max-width: 1100px) {
  .header-inner {
    grid-template-columns: auto 1fr;
  }

  .header-cta {
    display: none;
  }

  .primary-nav {
    justify-content: flex-end;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.7fr);
  }

  .visual-note-top {
    left: -20px;
  }

  .visual-note-bottom {
    right: 0;
  }

  .product-card {
    grid-template-columns: 0.66fr 1fr;
  }

  .product-copy {
    padding: 28px 24px;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 0.7fr 0.7fr;
  }

  .footer-grid > div:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 68px;
  }

  .shell {
    width: min(calc(100% - 30px), var(--shell));
  }

  .brand-subline {
    display: none;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .nav-toggle {
    display: inline-flex;
    width: 44px;
    height: 44px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 50%;
    cursor: pointer;
  }

  .nav-toggle span:not(.sr-only) {
    width: 18px;
    height: 1.5px;
    background: var(--ink);
    transition: transform 180ms ease;
  }

  .nav-toggle[aria-expanded="true"] span:nth-last-child(2) {
    transform: translateY(4px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }

  .primary-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    height: calc(100dvh - var(--header-height));
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    padding: 36px 24px;
    background: var(--white);
    box-shadow: 0 30px 60px rgba(16, 42, 44, 0.14);
    overflow-y: auto;
  }

  .primary-nav.is-open {
    display: flex;
  }

  .primary-nav a {
    width: 100%;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    font-family: "Avenir Next", Avenir, "Helvetica Neue", Arial, system-ui, sans-serif;
    font-size: 1.3rem;
  }

  /* 无 JS 时不能留下一个失效的菜单按钮，因此改为静态、可换行的导航而不是隐藏链接。 */
  html:not(.has-js) .site-header {
    position: static;
    height: auto;
  }

  html:not(.has-js) .header-inner {
    height: auto;
    grid-template-columns: 1fr;
    gap: 10px;
    padding-block: 12px;
  }

  html:not(.has-js) .nav-toggle {
    display: none;
  }

  html:not(.has-js) .primary-nav {
    position: static;
    display: flex;
    height: auto;
    flex-flow: row wrap;
    gap: 7px;
    padding: 0;
    background: transparent;
    box-shadow: none;
    overflow: visible;
  }

  html:not(.has-js) .primary-nav a {
    width: auto;
    padding: 7px 10px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 0.82rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    width: min(100%, 570px);
    min-height: 600px;
    margin-inline: auto;
  }

  .fact-grid,
  .principle-grid,
  .custom-grid,
  .use-case-grid,
  .logistics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .fact-grid > div:nth-child(2),
  .custom-stage:nth-child(2),
  .use-case-grid article:nth-child(2) {
    border-right: 0;
  }

  .fact-grid > div:nth-child(-n + 2),
  .custom-stage:nth-child(-n + 2),
  .use-case-grid article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-dark);
  }

  .principle-card:nth-child(2),
  .principle-card:last-child {
    border-right: 1px solid var(--line);
  }

  .custom-stage:first-child {
    border-radius: var(--radius-md) 0 0 0;
  }

  .custom-stage:nth-child(2) {
    border-radius: 0 var(--radius-md) 0 0;
  }

  .custom-stage:nth-child(3) {
    border-radius: 0 0 0 var(--radius-md);
  }

  .custom-stage:last-child {
    border-radius: 0 0 var(--radius-md) 0;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .service-cards {
    grid-template-columns: 1fr;
  }

  .service-cards article {
    min-height: auto;
  }

  .service-icon {
    margin-bottom: 28px;
  }

  .quality-grid,
  .rfq-grid {
    grid-template-columns: 1fr;
  }

  .quality-copy,
  .rfq-copy {
    position: static;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid > div:last-child {
    grid-column: auto;
  }

  .policy-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .policy-toc {
    position: static;
  }
}

@media (max-width: 620px) {
  .prelaunch-bar {
    min-height: 44px;
    flex-wrap: wrap;
    gap: 0 7px;
    font-size: 0.64rem;
    line-height: 1.35;
  }

  h1 {
    font-size: clamp(2.75rem, 15vw, 4.3rem);
  }

  h2 {
    font-size: clamp(2rem, 10vw, 3.1rem);
  }

  .hero {
    padding-top: 68px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .use-boundary {
    grid-template-columns: 1fr;
  }

  .use-boundary strong {
    grid-row: auto;
  }

  .hero-visual {
    min-height: 500px;
    padding: 15px;
    border-radius: 110px 110px var(--radius-md) var(--radius-md);
  }

  .hero-visual > img {
    min-height: 470px;
  }

  .visual-note {
    min-width: 210px;
  }

  .visual-note-top {
    top: 13%;
    left: 7px;
  }

  .visual-note-bottom {
    right: 7px;
    bottom: 8%;
  }

  .fact-grid,
  .principle-grid,
  .custom-grid,
  .use-case-grid,
  .logistics-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .fact-grid > div,
  .fact-grid > div:last-child,
  .principle-card,
  .principle-card:nth-child(2),
  .principle-card:last-child,
  .use-case-grid article,
  .use-case-grid article:nth-child(2) {
    border-right: 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .fact-grid > div {
    min-height: 94px;
    border-bottom-color: var(--line-dark);
  }

  .principle-card,
  .custom-stage,
  .use-case-grid article,
  .logistics-grid article {
    min-height: auto;
  }

  .principle-card > span,
  .custom-stage > span,
  .use-case-grid article > span,
  .logistics-grid article > span {
    margin-bottom: 32px;
  }

  .split-heading,
  .section-heading {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .catalog-toolbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .product-card {
    grid-template-columns: 1fr;
  }

  .product-visual {
    min-height: 330px;
  }

  .product-visual img {
    width: 44%;
    max-height: 290px;
  }

  .catalog-boundary {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .custom-stage,
  .custom-stage:first-child,
  .custom-stage:nth-child(2),
  .custom-stage:nth-child(3),
  .custom-stage:last-child {
    border-right: 0;
    border-bottom: 1px solid var(--line-dark);
    border-radius: 0;
  }

  .custom-stage:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
  }

  .custom-stage:last-child {
    border: 0;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }

  .matrix-row {
    grid-template-columns: 0.8fr 1.2fr;
  }

  .matrix-row span:last-child {
    grid-column: 1 / -1;
    padding-left: calc(40% + 10px);
  }

  .policy-links,
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .field-row {
    grid-template-columns: 1fr;
  }

  .rfq-form {
    padding: 24px 18px;
  }

  .footer-grid > div:last-child {
    grid-column: auto;
  }
}

@media (max-width: 900px) {
  .product-detail-grid,
  .product-facts-grid,
  .spec-boundary-grid,
  .direct-order-grid,
  .assisted-order-grid {
    grid-template-columns: 1fr;
  }

  .product-detail-visual {
    width: min(100%, 570px);
    margin-inline: auto;
  }

  .order-flow-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .order-flow-grid article:nth-child(2) {
    border-right: 0;
  }

  .order-flow-grid article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 620px) {
  .product-detail-hero {
    padding-top: 62px;
  }

  .product-detail-copy h1 {
    font-size: clamp(2.7rem, 13vw, 4.2rem);
  }

  .product-detail-visual {
    min-height: 480px;
    padding: 28px;
    border-radius: 110px 110px var(--radius-md) var(--radius-md);
  }

  .product-detail-visual img {
    max-height: 380px;
  }

  .product-facts > div,
  .direct-order-card dl > div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .spec-boundary-list,
  .order-flow-grid,
  .ordering-path-grid {
    grid-template-columns: 1fr;
  }

  .ordering-path-grid article {
    min-height: 300px;
  }

  .ordering-boundary {
    grid-template-columns: 1fr;
  }

  .spec-boundary-list article {
    min-height: auto;
  }

  .origin-banner {
    grid-template-columns: 1fr;
  }

  .origin-banner small {
    grid-column: 1;
  }

  .direct-product-heading {
    grid-template-columns: 84px 1fr;
  }

  .direct-product-heading img {
    height: 130px;
  }

  .order-flow-grid article,
  .order-flow-grid article:nth-child(2) {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .order-flow-grid article:last-child {
    border-bottom: 0;
  }

  .order-flow-grid article > span {
    margin-bottom: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}