:root {
  --bg: #f8f4ef;
  --paper: #fffaf4;
  --white: #ffffff;
  --ink: #191714;
  --text: #2b241f;
  --muted: #665d55;
  --soft: #8a8178;
  --line: #e5dbd0;
  --line-strong: #cdbfb1;
  --accent: #8a3d32;
  --shadow: 0 24px 70px rgba(25, 23, 20, 0.08);
  --radius-lg: 26px;
  --radius-md: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body[data-lang="zh"] {
  font-family: Inter, "Noto Serif SC", "Microsoft YaHei", system-ui, sans-serif;
}

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

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

.site-shell {
  min-height: 100vh;
  overflow-x: hidden;
}

.section-pad {
  padding: 64px clamp(16px, 4vw, 32px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(232, 222, 212, 0.9);
  background: rgba(248, 244, 239, 0.92);
  backdrop-filter: blur(18px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 12px clamp(16px, 4vw, 32px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand img {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  object-fit: cover;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.brand strong {
  display: block;
  font-size: 15px;
  letter-spacing: 0.22em;
}

.brand small {
  display: block;
  margin-top: 2px;
  color: #7a7067;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: #5f574f;
  font-size: 13px;
  font-weight: 600;
}

.desktop-nav a:hover {
  color: var(--ink);
}

.nav-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 0 18px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: 180ms ease;
}

.nav-cta:hover,
.button.primary:hover {
  background: #302a25;
  color: var(--white);
}

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

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(255, 250, 244, 0.86);
  padding: 3px;
  color: #5f574f;
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.lang-toggle span {
  display: grid;
  min-width: 30px;
  min-height: 30px;
  place-items: center;
  border-radius: 999px;
}

.lang-toggle span.active {
  background: var(--ink);
  color: var(--white);
}

.mobile-tabs {
  display: none;
}

.hero {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(32px, 5vw, 64px);
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 72px;
  padding-bottom: 76px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.section-label {
  margin: 0;
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  color: #14110f;
  font-family: "Playfair Display", Georgia, serif;
  font-weight: 500;
  letter-spacing: -0.025em;
}

body[data-lang="zh"] h1,
body[data-lang="zh"] h2 {
  font-family: "Noto Serif SC", "Microsoft YaHei", serif;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  margin-top: 18px;
  font-size: clamp(4.1rem, 5.2vw, 5.7rem);
  line-height: 0.98;
}

h2 {
  font-size: clamp(2.5rem, 4.8vw, 3.75rem);
  line-height: 1.04;
}

.lead,
.section-heading p,
.capability-copy > p,
.contact-copy p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.lead {
  max-width: 600px;
  margin: 28px 0 0;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 26px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: 180ms ease;
}

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

.button.secondary {
  border: 1px solid var(--line-strong);
}

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

.hero-media-stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 18px;
}

.showroom-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid #e7ddd3;
  border-radius: var(--radius-lg);
  background: var(--paper);
  padding: 20px;
}

.showroom-card figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
  color: #766c63;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.image-stage {
  display: grid;
  min-height: 490px;
  place-items: center;
  overflow: hidden;
  border-radius: 18px;
  background: #f4ece4;
}

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

.capability-note {
  border: 1px solid #e2d7cc;
  border-radius: 20px;
  background: var(--paper);
  padding: 20px;
  box-shadow: var(--shadow);
}

.capability-note p,
.style-no,
.terms-grid small {
  margin: 0;
  color: var(--accent);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.capability-note strong {
  display: block;
  margin-top: 8px;
  color: var(--text);
  font-size: 20px;
  letter-spacing: -0.02em;
}

.capability-note span {
  display: block;
  margin-top: 8px;
  color: #6d6258;
  font-size: 14px;
  line-height: 1.7;
}

.proof-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  padding: 16px clamp(16px, 4vw, 32px);
}

.proof-strip div {
  display: grid;
  max-width: 1280px;
  margin: 0 auto;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.proof-strip span {
  border-right: 1px solid #eadfd4;
  color: #756c63;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.4;
  text-transform: uppercase;
}

.proof-strip span:last-child {
  border-right: 0;
}

.terms,
.capability,
.contact,
.site-footer {
  max-width: 1280px;
  margin: 0 auto;
}

.section-heading {
  margin-bottom: 32px;
}

.two-col {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 36px;
  align-items: end;
}

.section-heading h2 {
  margin-top: 12px;
}

.section-heading p {
  max-width: 720px;
  margin: 0;
}

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

.terms-grid article {
  min-height: 118px;
  border: 1px solid #e4d8cd;
  border-radius: var(--radius-md);
  background: var(--paper);
  padding: 18px;
}

.terms-grid strong {
  display: block;
  margin-top: 10px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.35;
}

.collections {
  max-width: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.collections > * {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

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

.product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #e6dcd2;
  border-radius: 20px;
  background: var(--white);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.product-image {
  display: grid;
  aspect-ratio: 4 / 3;
  place-items: center;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.clay { background: #f1e6dc; }
.ivory { background: #f8f1e8; }
.sage { background: #e5e5d6; }
.blush { background: #f0dedb; }
.stone { background: #e8e3dc; }
.walnut { background: #ead8c4; }

.product-body {
  padding: 22px;
}

.product-body h3 {
  margin: 10px 0 0;
  color: var(--text);
  font-size: 23px;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.product-body p:not(.style-no) {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.product-body dl {
  display: grid;
  gap: 9px;
  margin: 18px 0 0;
  border-top: 1px solid #eee5dc;
  border-bottom: 1px solid #eee5dc;
  padding: 14px 0;
  font-size: 14px;
}

.product-body dl div {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 12px;
}

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

.product-body dd {
  margin: 0;
  color: var(--text);
  font-weight: 600;
  line-height: 1.45;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 16px;
}

.chips span {
  border: 1px solid #e5dbd0;
  border-radius: 999px;
  padding: 6px 10px;
  color: #6f655b;
  font-size: 11px;
  font-weight: 700;
}

.product-body a {
  display: inline-flex;
  margin-top: 22px;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.capability {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(30px, 5vw, 64px);
  align-items: center;
}

.capability-image {
  overflow: hidden;
  border: 1px solid #e2d7cc;
  border-radius: var(--radius-lg);
  background: var(--paper);
  padding: 14px;
}

.capability-image img {
  aspect-ratio: 16 / 11;
  width: 100%;
  border-radius: 18px;
  object-fit: cover;
}

.capability-copy h2,
.contact-copy h2 {
  margin-top: 14px;
}

.capability-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.capability-list article {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 18px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.capability-list strong {
  color: var(--text);
}

.capability-list span {
  color: var(--muted);
  line-height: 1.6;
}

.contact {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: clamp(28px, 6vw, 78px);
  align-items: start;
  border-top: 1px solid var(--line);
}

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

.contact-action-card {
  display: flex;
  min-width: 0;
  min-height: 310px;
  flex-direction: column;
  border: 1px solid #e2d7cc;
  border-radius: var(--radius-lg);
  background: var(--paper);
  padding: clamp(20px, 3vw, 30px);
  box-shadow: var(--shadow);
}

.contact-action-card span {
  color: var(--soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contact-action-card strong {
  display: block;
  margin-top: 18px;
  color: var(--ink);
  font-size: clamp(23px, 2.8vw, 36px);
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.copy-target {
  cursor: pointer;
  outline: none;
}

.copy-target:focus-visible {
  border-radius: 10px;
  box-shadow: 0 0 0 3px rgba(47, 41, 36, 0.16);
}

.contact-action-card p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.contact-action-card a {
  display: inline-flex;
  width: fit-content;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  margin-top: auto;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  padding: 0 20px;
  text-decoration: none;
  text-transform: uppercase;
}

.whatsapp-card {
  background: #ecf8ef;
  border-color: #c6e7cf;
}

.whatsapp-card a {
  background: #128c45;
}

.copy-toast {
  position: fixed;
  right: clamp(16px, 4vw, 34px);
  bottom: clamp(16px, 4vw, 34px);
  z-index: 60;
  transform: translateY(12px);
  border: 1px solid #d9c7b4;
  border-radius: 999px;
  background: rgba(47, 41, 36, 0.94);
  color: var(--white);
  opacity: 0;
  pointer-events: none;
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 800;
  transition: opacity 180ms ease, transform 180ms ease;
}

.copy-toast.show {
  transform: translateY(0);
  opacity: 1;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  padding: 30px clamp(16px, 4vw, 32px) 44px;
  color: var(--muted);
}

.site-footer strong,
.site-footer span {
  display: block;
}

.site-footer strong {
  color: var(--ink);
  letter-spacing: 0.2em;
}

.site-footer span,
.site-footer p {
  margin: 5px 0 0;
  font-size: 13px;
}

@media (max-width: 980px) {
  .desktop-nav {
    display: none;
  }

  .mobile-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid #eadfd4;
    text-align: center;
  }

  .mobile-tabs a {
    padding: 10px 4px;
    color: #5f574f;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .mobile-tabs a:nth-child(2) {
    border-right: 1px solid #eadfd4;
    border-left: 1px solid #eadfd4;
  }

  .hero,
  .two-col,
  .capability,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 34px;
  }

  h1 {
    font-size: clamp(2.4rem, 11vw, 4rem);
  }

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

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

  .proof-strip span {
    border: 1px solid #eadfd4;
    border-radius: 999px;
    background: var(--white);
    padding: 9px 12px;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .section-pad {
    padding: 48px 16px;
  }

  .nav-inner {
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .brand small {
    display: none;
  }

  .brand strong {
    font-size: 14px;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
    font-size: 10px;
  }

  .nav-cta {
    min-height: 36px;
    padding: 0 13px;
    background: var(--ink);
    color: var(--white);
    font-size: 10px;
  }

  h1 {
    margin-top: 12px;
    font-size: clamp(2.15rem, 10.5vw, 2.9rem);
    line-height: 1.05;
  }

  h2 {
    font-size: clamp(2rem, 9vw, 2.55rem);
    line-height: 1.08;
  }

  .lead,
  .section-heading p,
  .capability-copy > p,
  .contact-copy p {
    font-size: 16px;
    line-height: 1.7;
  }

  .button-row,
  .button {
    width: 100%;
  }

  .showroom-card {
    border-radius: 22px;
    padding: 12px;
  }

  .showroom-card figcaption {
    font-size: 9px;
  }

  .image-stage {
    min-height: 0;
    aspect-ratio: 4 / 3;
  }

  .terms-grid,
  .product-grid,
  .proof-strip div {
    grid-template-columns: 1fr;
  }

  .terms-grid article {
    min-height: 94px;
  }

  .product-body {
    padding: 18px;
  }

  .capability-list article {
    grid-template-columns: 1fr;
    gap: 6px;
  }

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

/* Chuangsheng content extensions */
.about,
.advantages,
.facility,
.honors,
.news,
.culture {
  max-width: 1280px;
  margin: 0 auto;
}

.hero-building img {
  object-position: center;
}

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

.metric-grid article {
  min-height: 148px;
  border: 1px solid #e4d8cd;
  border-radius: var(--radius-md);
  background: var(--paper);
  padding: 20px;
}

.metric-grid strong {
  display: block;
  color: var(--accent);
  font-family: "Playfair Display", Georgia, serif;
  font-size: 34px;
  line-height: 1;
}

body[data-lang="zh"] .metric-grid strong {
  font-family: Inter, system-ui, sans-serif;
}

.metric-grid span {
  display: block;
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.advantage-grid article {
  min-height: 205px;
}

.advantage-grid p,
.terms-grid p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.service-grid .product-image {
  background: #f3ebe2;
}

.service-grid .product-image img,
.facility-grid img {
  mix-blend-mode: normal;
}

.product-image img {
  mix-blend-mode: normal;
}

.facility,
.honors,
.contact {
  border-top: 1px solid var(--line);
}

.facility-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

.facility-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid #e6dcd2;
  border-radius: 18px;
  background: var(--white);
}

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

.facility-grid figcaption {
  min-height: 48px;
  padding: 14px;
  color: var(--text);
  font-size: 13px;
  font-weight: 800;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.timeline article {
  border: 1px solid #e4d8cd;
  border-radius: var(--radius-md);
  background: var(--paper);
  padding: 20px;
}

.timeline time {
  display: inline-flex;
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.timeline p {
  margin: 12px 0 0;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
}

.certificate-showcase {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: clamp(24px, 4vw, 46px);
  margin-top: 34px;
  border-top: 1px solid var(--line);
  padding-top: 34px;
}

.certificate-intro {
  position: sticky;
  top: 96px;
  align-self: start;
}

.certificate-intro h3 {
  margin: 10px 0 0;
  color: var(--text);
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(32px, 4.5vw, 58px);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 0.98;
}

.certificate-intro p:not(.section-label) {
  max-width: 420px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.certificate-grid figure {
  display: flex;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid #e4d8cd;
  border-radius: 16px;
  background: var(--paper);
  box-shadow: 0 18px 44px rgba(41, 29, 21, 0.08);
}

.certificate-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--white);
  object-fit: contain;
  padding: 10px;
}

.certificate-grid figcaption {
  display: flex;
  min-height: 54px;
  align-items: center;
  border-top: 1px solid #eee5dc;
  padding: 12px 14px;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.35;
}

.certificate-grid .featured-cert {
  grid-column: span 2;
  grid-row: span 2;
}

.certificate-grid .featured-cert img {
  aspect-ratio: 4 / 3.15;
  padding: 14px;
}

.certificate-grid .featured-cert figcaption {
  font-size: 15px;
}

.culture {
  max-width: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

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

.news-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
  align-items: stretch;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.news-grid article,
.order-card {
  border: 1px solid #e4d8cd;
  border-radius: var(--radius-md);
  background: var(--paper);
  padding: 18px;
}

.news-grid time {
  display: block;
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.news-grid strong,
.order-card h3 {
  display: block;
  margin-top: 8px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.35;
}

.news-grid p,
.order-card p:not(.section-label) {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.order-card img {
  width: 100%;
  max-height: 360px;
  border-radius: 14px;
  object-fit: contain;
  background: var(--white);
}

.order-card .section-label {
  margin-top: 18px;
}

.culture-card {
  display: grid;
  max-width: 1280px;
  margin: 0 auto;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(28px, 5vw, 70px);
}

.culture-card h2 {
  margin-top: 14px;
}

.culture-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.culture-list p {
  margin: 0;
  border: 1px solid #e4d8cd;
  border-radius: 16px;
  background: var(--white);
  padding: 16px;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
}

.contact-details {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.contact-details p {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  margin: 0;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.contact-details strong {
  color: var(--text);
}

body[data-lang="zh"] .brand small {
  letter-spacing: 0.08em;
}

body[data-lang="zh"] .section-label,
body[data-lang="zh"] .style-no,
body[data-lang="zh"] .terms-grid small,
body[data-lang="zh"] .timeline time {
  letter-spacing: 0.12em;
}

body[data-lang="zh"] .certificate-intro h3 {
  font-family: "Noto Serif SC", "Microsoft YaHei", serif;
  letter-spacing: 0;
}

@media (max-width: 980px) {
  .metric-grid,
  .facility-grid,
  .timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .certificate-showcase {
    grid-template-columns: 1fr;
  }

  .certificate-intro {
    position: static;
  }

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

  .news-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .brand img {
    width: 30px;
    height: 30px;
  }

  .nav-actions {
    gap: 6px;
  }

  .lang-toggle span {
    min-width: 25px;
    min-height: 25px;
  }

  .metric-grid,
  .facility-grid,
  .timeline,
  .certificate-grid,
  .contact-actions,
  .culture-list {
    grid-template-columns: 1fr;
  }

  .certificate-grid .featured-cert {
    grid-column: auto;
    grid-row: auto;
  }

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

  .contact-details p {
    grid-template-columns: 1fr;
    gap: 5px;
  }
}