:root {
  --ink: #16212a;
  --muted: #5d6873;
  --line: #d8dee5;
  --panel: #f6f8fa;
  --white: #ffffff;
  --blue: #1f4f68;
  --green: #2f6657;
  --amber: #b8792b;
  --red: #9e463f;
  --soft-blue: #edf4f7;
  --soft-green: #eff5f2;
  --soft-amber: #fbf6ec;
  --shadow: 0 18px 46px rgba(22, 33, 42, 0.11);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.58;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
  padding: 0 5vw;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 250px;
}

.brand span:last-child {
  display: grid;
  gap: 1px;
}

.brand strong {
  font-size: 16px;
  line-height: 1.1;
}

.brand small {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.2;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  place-items: center;
  color: var(--white);
  background: var(--blue);
  border-radius: 7px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.main-nav {
  scrollbar-width: none;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.main-nav a:hover,
.site-footer a:hover {
  color: var(--blue);
}

.language-control {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
}

.language-select {
  min-height: 38px;
  max-width: 168px;
  padding: 0 32px 0 12px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
  font-size: 13px;
  font-weight: 750;
}

.contact-link {
  color: var(--blue);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.header-action,
.primary-button,
.secondary-button,
.inquiry-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 6px;
  border: 1px solid var(--blue);
  font-weight: 750;
}

.header-action,
.primary-button,
.inquiry-form button {
  color: var(--white);
  background: var(--blue);
}

.secondary-button {
  color: var(--blue);
  background: var(--white);
}

.text-button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 6px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 5px;
}

.hero-contact-note {
  max-width: 640px;
  margin: -12px 0 28px;
  color: var(--green);
  font-size: 15px;
  font-weight: 760;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(380px, 0.9fr);
  align-items: center;
  gap: 54px;
  min-height: calc(100vh - 76px);
  padding: 70px 5vw 58px;
  background:
    linear-gradient(120deg, rgba(31, 79, 104, 0.08), rgba(47, 102, 87, 0.04) 46%, transparent),
    linear-gradient(180deg, #ffffff 0%, #f4f7f8 100%);
}

.eyebrow,
.card-kicker {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(40px, 5.8vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.2;
}

.lead {
  max-width: 700px;
  color: var(--muted);
  font-size: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  max-width: 720px;
  margin: 0;
  border-top: 1px solid var(--line);
}

.hero-facts div {
  padding: 18px 20px 0 0;
}

.hero-facts dt {
  color: var(--blue);
  font-size: 18px;
  font-weight: 850;
}

.hero-facts dd {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.hero-media {
  overflow: hidden;
  min-width: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.media-caption {
  display: grid;
  gap: 4px;
  padding: 18px 20px 20px;
}

.media-caption span {
  color: var(--muted);
  font-size: 14px;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.trust-strip span {
  min-height: 68px;
  display: grid;
  place-items: center;
  padding: 12px;
  background: var(--white);
  color: var(--muted);
  font-weight: 760;
  text-align: center;
}

.section {
  padding: 88px 5vw;
}

.section[id] {
  scroll-margin-top: 92px;
}

.section-heading {
  max-width: 880px;
  margin-bottom: 36px;
}

.section-heading p:not(.eyebrow),
.intro-section p,
.split-section > div p:not(.eyebrow),
.contact-section p {
  color: var(--muted);
  font-size: 18px;
}

.intro-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1fr);
  gap: 42px;
  align-items: start;
  background: var(--white);
}

.products-section {
  background: var(--panel);
}

.machine-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.machine-card {
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100%;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.machine-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #e9eef1;
}

.machine-card .render-image,
.support-grid .render-image {
  object-fit: contain;
  padding: 12px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(238, 244, 247, 0.92)),
    #f3f6f8;
}

.machine-card .render-image {
  aspect-ratio: 16 / 7;
}

.machine-card .jiajie-line-image {
  aspect-ratio: 16 / 5.4;
  padding: 4px;
}

.machine-card > div {
  padding: 22px;
}

.feature-card {
  grid-column: span 1;
}

.machine-card p:not(.card-kicker),
.support-grid p,
.process-list p,
.proof-grid figcaption,
.compliance-grid p,
.product-card p,
.quality-grid p,
.site-footer p {
  color: var(--muted);
}

.spec-list {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.spec-list li {
  position: relative;
  padding-left: 18px;
  color: var(--ink);
  font-size: 15px;
}

.spec-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  background: var(--amber);
  border-radius: 50%;
}

.card-link,
.section-link {
  display: inline-flex;
  align-items: center;
  margin-top: 18px;
  color: var(--blue);
  font-weight: 800;
}

.card-link::after,
.section-link::after {
  content: ">";
  margin-left: 8px;
  color: var(--amber);
}

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

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 18px;
}

.support-grid article {
  min-height: 250px;
  padding: 20px;
  background: var(--soft-blue);
  border: 1px solid #dbe7ed;
  border-radius: 8px;
}

.support-grid img {
  width: 100%;
  height: 128px;
  margin-bottom: 18px;
  object-fit: cover;
  background: #f7fafc;
  border-radius: 6px;
}

.support-grid img.render-image {
  object-fit: contain;
}

.support-grid img.laminating-card-image {
  height: 168px;
  padding: 4px;
}

.support-grid img.jogger-card-image {
  height: 168px;
  padding: 4px;
}

.section-link {
  margin-top: 26px;
}

.catalog-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.75fr);
  gap: 46px;
  align-items: center;
  background: var(--panel);
}

.catalog-hero h1 {
  max-width: 900px;
}

.catalog-hero-image {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.catalog-hero-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.catalog-list {
  display: grid;
  gap: 28px;
  background: var(--white);
}

.category-detail {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1.05fr);
  gap: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.category-detail:nth-child(even) {
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.85fr);
}

.category-detail:nth-child(even) .category-media {
  order: 2;
}

.category-media img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.category-copy {
  padding: 34px;
}

.category-copy h2 {
  font-size: clamp(28px, 3vw, 42px);
}

.category-copy p,
.check-grid p,
.page-cta p {
  color: var(--muted);
}

.supplier-detail .category-media img {
  padding: 24px;
  object-fit: contain;
  background: var(--white);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 24px;
}

.detail-grid h3 {
  font-size: 18px;
}

.checklist-section {
  display: grid;
  grid-template-columns: minmax(0, 0.65fr) minmax(320px, 1.1fr);
  gap: 42px;
  background: var(--soft-green);
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.check-grid p {
  margin: 0;
  padding: 18px;
  background: var(--white);
  border: 1px solid #cfdad5;
  border-radius: 8px;
}

.page-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: var(--soft-amber);
}

.page-cta div {
  max-width: 760px;
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.78fr);
  gap: 48px;
  align-items: center;
  background: var(--panel);
}

.detail-hero h1 {
  max-width: 920px;
}

.detail-hero-media {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.detail-hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.detail-hero-media img.jiajie-hero-image {
  aspect-ratio: 16 / 7;
  object-fit: contain;
  padding: 10px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(238, 244, 247, 0.94)),
    #f3f6f8;
}

.detail-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.detail-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  color: var(--blue);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 800;
}

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

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(320px, 1fr);
  gap: 44px;
  align-items: start;
}

.detail-layout p,
.detail-panel p,
.detail-note p,
.related-card p {
  color: var(--muted);
}

.detail-panel {
  display: grid;
  gap: 16px;
}

.detail-panel article,
.detail-note,
.related-card {
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.detail-panel h3,
.related-card h3 {
  font-size: 20px;
}

.spec-table {
  display: grid;
  overflow: hidden;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.spec-row {
  display: grid;
  grid-template-columns: minmax(170px, 0.42fr) minmax(0, 1fr);
}

.spec-row + .spec-row {
  border-top: 1px solid var(--line);
}

.spec-row strong,
.spec-row span {
  padding: 15px 16px;
}

.spec-row strong {
  color: var(--ink);
  background: var(--soft-blue);
}

.spec-row span {
  color: var(--muted);
  background: var(--white);
}

.support-photo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.support-photo-grid figure {
  overflow: hidden;
  margin: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.support-photo-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #f7fafc;
}

.support-photo-grid img.render-image {
  object-fit: contain;
  padding: 10px;
}

.support-photo-grid figcaption {
  padding: 12px 14px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.option-section {
  background: var(--soft-green);
}

.option-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.option-grid article {
  min-height: 230px;
  padding: 22px;
  background: var(--white);
  border: 1px solid #cfdad5;
  border-radius: 8px;
}

.option-grid p {
  color: var(--muted);
}

.quote-check-section {
  background: var(--soft-amber);
}

.quote-check {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.quote-check li {
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid #eadfc9;
  border-radius: 8px;
  list-style: none;
}

.related-section {
  background: var(--panel);
}

.related-card {
  display: grid;
  min-height: 190px;
}

.related-card a {
  align-self: end;
}

.factory-section {
  background: var(--soft-amber);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.proof-grid figure {
  overflow: hidden;
  margin: 0;
  background: var(--white);
  border: 1px solid #eadfc9;
  border-radius: 8px;
}

.proof-grid img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.proof-grid figcaption {
  padding: 16px 18px 18px;
  font-size: 15px;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1fr);
  gap: 48px;
  background: var(--soft-green);
}

.process-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  padding: 22px;
  background: var(--white);
  border: 1px solid #cfdad5;
  border-radius: 8px;
}

.process-list span {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--amber);
  font-weight: 850;
}

.process-list strong {
  display: block;
  margin-bottom: 6px;
  font-size: 19px;
}

.compliance-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1.1fr);
  gap: 42px;
  background: var(--white);
}

.compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.compliance-grid p {
  min-height: 140px;
  margin: 0;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.quality-section {
  background: #fbfaf7;
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.quality-grid div,
.product-card {
  min-height: 220px;
  padding: 22px;
  background: var(--white);
  border: 1px solid #e6ded0;
  border-radius: 8px;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 1fr);
  gap: 48px;
  background: var(--panel);
}

.contact-box {
  margin-top: 24px;
  padding: 18px;
  background: var(--white);
  border-left: 4px solid var(--red);
}

.contact-box p {
  margin-bottom: 8px;
  font-size: 15px;
}

.inquiry-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.inquiry-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-weight: 750;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fbfcfc;
  border: 1px solid #cbd5db;
  border-radius: 6px;
  font: inherit;
}

.inquiry-form textarea {
  resize: vertical;
}

.inquiry-form button {
  cursor: pointer;
  font: inherit;
}

.form-whatsapp-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  color: var(--white);
  background: var(--green);
  border: 1px solid var(--green);
  border-radius: 6px;
  font-weight: 800;
}

.form-note {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}


.floating-contact {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 50;
  display: grid;
  gap: 8px;
  width: min(258px, calc(100vw - 32px));
}

.floating-contact a {
  display: grid;
  align-items: center;
  min-height: 48px;
  padding: 10px 14px;
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(22, 33, 42, 0.18);
}

.floating-contact__main {
  color: var(--white);
  background: var(--green);
}

.floating-contact__main span {
  font-size: 12px;
  font-weight: 850;
  line-height: 1;
  text-transform: uppercase;
}

.floating-contact__main strong {
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.1;
}

.floating-contact__email {
  color: var(--blue);
  background: var(--white);
  border: 1px solid var(--line);
  font-weight: 850;
  text-align: center;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 34px 5vw;
  color: var(--white);
  background: var(--ink);
}

.site-footer p {
  max-width: 620px;
  margin: 8px 0 0;
  color: #cbd4da;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 18px;
}

.legal-page {
  max-width: 900px;
  min-height: calc(100vh - 76px);
  padding: 72px 5vw;
}

.legal-page p,
.legal-page li {
  color: var(--muted);
}

@media (max-width: 1120px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 16px;
  }

  .brand {
    min-width: 0;
  }

  .main-nav {
    width: 100%;
    overflow-x: auto;
    gap: 18px;
    padding-bottom: 4px;
  }

  .language-control {
    align-self: flex-start;
  }

  .header-action {
    display: none;
  }
}

@media (max-width: 980px) {
  .hero,
  .catalog-hero,
  .detail-hero,
  .category-detail,
  .category-detail:nth-child(even),
  .intro-section,
  .split-section,
  .detail-layout,
  .checklist-section,
  .compliance-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 52px;
  }

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

  .support-grid,
  .detail-grid,
  .option-grid,
  .related-grid,
  .compliance-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .category-detail:nth-child(even) .category-media {
    order: 0;
  }

  .category-media img {
    min-height: 280px;
  }

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

  .page-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .floating-contact {
    position: static;
    grid-template-columns: minmax(0, 1fr) 92px;
    width: auto;
    margin: 20px 12px 12px;
  }

  .floating-contact a {
    min-height: 52px;
    padding: 9px 12px;
  }

  .floating-contact__main strong {
    font-size: 13px;
  }

  .brand strong {
    font-size: 15px;
  }

  .brand small {
    display: none;
  }

  .main-nav {
    gap: 12px;
    font-size: 13px;
  }

  h1 {
    font-size: 34px;
    line-height: 1.06;
  }

  .lead {
    font-size: 16px;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-actions {
    margin: 24px 0;
  }

  .hero-facts,
  .support-grid,
  .detail-grid,
  .support-photo-grid,
  .option-grid,
  .quote-check,
  .related-grid,
  .check-grid,
  .compliance-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-facts div {
    padding-right: 8px;
  }

  .trust-strip {
    grid-template-columns: 1fr;
  }

  .section {
    padding-block: 62px;
  }

  .category-copy {
    padding: 24px;
  }

  .site-footer {
    flex-direction: column;
  }
}