:root {
  --ink: #111111;
  --muted: #6d747d;
  --line: #d8dde3;
  --paper: #ffffff;
  --soft: #f3f4f5;
  --red: #d71920;
  --red-dark: #9f1117;
  --red-soft: rgba(215, 25, 32, 0.12);
  --steel: #2b3036;
  --graphite: #171a1e;
  --black: #090b0e;
  --shadow: 0 24px 70px rgba(9, 11, 14, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
  background: var(--paper);
}

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

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

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 86px;
  padding: 0 clamp(20px, 5vw, 72px);
  color: #fff;
  transition: background 0.24s ease, box-shadow 0.24s ease, color 0.24s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: #fff;
  background: rgba(9, 11, 14, 0.94);
  box-shadow: 0 14px 42px rgba(9, 11, 14, 0.22);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  font-weight: 800;
}

.brand-logo {
  width: 58px;
  height: 58px;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.brand-name {
  display: grid;
  gap: 3px;
  line-height: 1.1;
  white-space: nowrap;
}

.brand-name span {
  font-size: 18px;
  font-weight: 800;
}

.brand-name small {
  color: rgba(255, 255, 255, 0.76);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 15px;
  font-weight: 600;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 0;
  color: inherit;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.nav-caret {
  color: var(--red);
  font-size: 12px;
  line-height: 1;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 16px);
  left: 50%;
  display: grid;
  min-width: 260px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-top: 3px solid var(--red);
  border-radius: 8px;
  background: rgba(9, 11, 14, 0.98);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu,
.nav-dropdown.is-open .dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.dropdown-menu a {
  display: block;
  padding: 12px 14px;
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.86);
  white-space: nowrap;
}

.dropdown-menu a:hover {
  color: #fff;
  background: rgba(215, 25, 32, 0.18);
}

.dropdown-menu a::after {
  display: none;
}

.language-switch {
  display: inline-flex;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 6px;
}

.language-switch button {
  min-width: 38px;
  height: 30px;
  border: 0;
  color: inherit;
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.language-switch button.is-active {
  color: #fff;
  background: var(--red);
}

.site-nav a {
  position: relative;
  padding: 8px 0;
}

.site-nav .nav-link {
  position: relative;
  padding: 8px 0;
}

.site-nav a::after,
.site-nav .nav-link::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  background: currentColor;
  transition: transform 0.2s ease;
}

.site-nav a:hover::after,
.site-nav .nav-link:hover::after,
.nav-dropdown.is-open .nav-link::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid currentColor;
  border-radius: 8px;
  color: inherit;
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 92vh;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: 130px clamp(22px, 7vw, 92px) 96px;
  color: #fff;
}

.hero-image,
.hero-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(7, 8, 10, 0.94) 0%, rgba(12, 13, 16, 0.72) 45%, rgba(9, 11, 14, 0.2) 100%),
    linear-gradient(0deg, rgba(120, 7, 11, 0.34), rgba(5, 6, 8, 0.08));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
}

.eyebrow,
.section-kicker {
  margin: 0 0 16px;
  color: var(--red);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 24px;
  font-size: clamp(44px, 7vw, 82px);
  line-height: 1.03;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 660px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  line-height: 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: var(--red);
  box-shadow: 0 16px 34px rgba(215, 25, 32, 0.32);
}

.button-primary:hover {
  background: var(--red-dark);
}

.button-secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.button-icon {
  margin-right: 9px;
  font-size: 17px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  margin-top: 22px;
  color: var(--red-dark);
  font-weight: 900;
}

.text-link::after {
  content: "↗";
  margin-left: 8px;
  font-size: 14px;
}

.metrics {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(1180px, calc(100% - 40px));
  margin: -48px auto 0;
  background: var(--paper);
  box-shadow: var(--shadow);
  border-radius: 8px;
  overflow: hidden;
}

.metric {
  min-height: 122px;
  padding: 26px 28px;
  border-right: 1px solid var(--line);
}

.metric:last-child {
  border-right: 0;
}

.metric strong {
  display: block;
  margin-bottom: 8px;
  color: var(--red);
  font-size: clamp(28px, 4vw, 40px);
}

.metric span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 92px 0;
}

.intro {
  padding-bottom: 34px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(280px, 0.95fr);
  gap: 48px;
  align-items: end;
}

.section-heading.compact {
  display: block;
  margin-bottom: 30px;
}

.section h2 {
  margin-bottom: 0;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1.16;
}

.section-heading p,
.split-copy p,
.contact-copy p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.services {
  padding-top: 54px;
}

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

.service-card {
  display: block;
  min-height: 270px;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #fff, #fbfbfb);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(215, 25, 32, 0.36);
  box-shadow: 0 18px 50px rgba(9, 11, 14, 0.13);
}

.service-icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 34px;
  border-radius: 8px;
  color: #fff;
  background: var(--black);
  font-weight: 800;
}

.service-card:nth-child(2) .service-icon {
  background: var(--red);
}

.service-card:nth-child(3) .service-icon {
  background: #6b1115;
}

.service-card:nth-child(4) .service-icon {
  background: #3a3f45;
}

.service-card:nth-child(5) .service-icon {
  background: #7c171c;
}

.service-card:nth-child(6) .service-icon {
  background: #111111;
}

.service-card h3 {
  margin-bottom: 13px;
  font-size: 21px;
}

.service-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.8;
}

.split {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(320px, 1fr);
  gap: 64px;
  align-items: center;
}

.case-visual {
  position: relative;
  min-height: 460px;
  padding: 32px;
  border-radius: 8px;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(9, 11, 14, 0.94), rgba(118, 8, 13, 0.82)),
    url("assets/quality-inspection.png") center/cover;
}

.capability-hero .business-hero-image {
  background: linear-gradient(145deg, rgba(9, 11, 14, 0.08), rgba(215, 25, 32, 0.08));
}

.capability-overview {
  padding-bottom: 50px;
}

.capability-map {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.capability-map a {
  display: grid;
  gap: 20px;
  min-height: 150px;
  padding: 22px;
  border: 1px solid rgba(9, 11, 14, 0.14);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 14px 36px rgba(9, 11, 14, 0.07);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.capability-map a:hover {
  transform: translateY(-4px);
  border-color: rgba(215, 25, 32, 0.4);
}

.capability-map span,
.capability-title > span {
  color: var(--red);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.capability-map strong {
  font-size: 19px;
  line-height: 1.35;
}

.capability-band {
  width: 100%;
  background: var(--soft);
}

.capability-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.56fr) minmax(0, 1fr);
  gap: 56px;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 86px 0;
}

.capability-title {
  display: grid;
  align-content: start;
  gap: 18px;
}

.capability-title h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.12;
}

.capability-copy > p {
  margin-top: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.capability-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.capability-feature-grid article {
  padding: 20px;
  border: 1px solid rgba(9, 11, 14, 0.12);
  border-radius: 8px;
  background: #fff;
}

.capability-feature-grid strong,
.capability-feature-grid span {
  display: block;
}

.capability-feature-grid strong {
  margin-bottom: 10px;
  font-size: 17px;
}

.capability-feature-grid span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.material-tags,
.industry-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.material-tags span,
.industry-grid span {
  padding: 10px 14px;
  border-radius: 6px;
  color: #fff;
  background: var(--black);
  font-size: 13px;
  font-weight: 800;
}

.material-tags span:nth-child(2n),
.industry-grid span:nth-child(2n) {
  background: var(--red-dark);
}

.quality-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(260px, 1fr);
  gap: 24px;
  margin-top: 28px;
  align-items: stretch;
}

.quality-layout img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  border-radius: 8px;
  object-fit: cover;
}

.quality-layout > div {
  padding: 28px;
  border-radius: 8px;
  color: #fff;
  background: var(--black);
}

.quality-layout h3,
.certificate-section h3 {
  margin-top: 0;
  font-size: 24px;
}

.quality-layout .check-list li {
  color: rgba(255, 255, 255, 0.82);
}

.certificate-section {
  margin-top: 34px;
}

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.certificate-grid figure {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.certificate-grid img {
  width: 100%;
  aspect-ratio: 1 / 1.28;
  border-radius: 6px;
  object-fit: cover;
  object-position: top center;
  background: var(--soft);
}

.certificate-placeholder div {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 1 / 1.28;
  border-radius: 6px;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(9, 11, 14, 0.96), rgba(120, 10, 15, 0.92)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 10px);
  font-size: 28px;
  font-weight: 900;
}

.certificate-grid figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.capability-steps {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.capability-steps li {
  display: grid;
  grid-template-columns: 72px 1fr;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-left: 4px solid var(--red);
  border-radius: 8px;
  background: #fff;
}

.capability-steps span {
  color: var(--red);
  font-weight: 900;
}

.case-panel {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  font-weight: 700;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #ff3138;
  box-shadow: 0 0 0 6px rgba(255, 49, 56, 0.18);
}

.dashboard-card {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.13);
  backdrop-filter: blur(16px);
}

.dashboard-card.large {
  margin-top: 106px;
}

.dashboard-card span {
  display: block;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.dashboard-card strong {
  font-size: 42px;
  line-height: 1.15;
}

.dashboard-card:not(.large) strong {
  font-size: clamp(23px, 3vw, 32px);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.dashboard-card.amber {
  background: rgba(215, 25, 32, 0.22);
}

.bar-track {
  height: 8px;
  margin-top: 28px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
}

.bar-track span {
  display: block;
  height: 100%;
  margin: 0;
  background: var(--red);
}

.split-copy h2 {
  margin-bottom: 24px;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: var(--graphite);
  font-weight: 700;
}

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

.process {
  width: 100%;
  max-width: none;
  padding-inline: max(20px, calc((100vw - 1180px) / 2));
  background: var(--soft);
}

.process .section-heading {
  width: min(1180px, 100%);
  margin: 0 auto 34px;
}

@media (min-width: 981px) {
  .process .section-heading {
    grid-template-columns: 220px minmax(0, 1fr);
  }

  #process-title {
    white-space: nowrap;
  }
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  width: min(1180px, 100%);
  margin: 0 auto;
  border-top: 1px solid #cfd8d7;
}

.timeline article {
  position: relative;
  padding: 30px 28px 0 0;
}

.timeline article::before {
  position: absolute;
  top: -6px;
  left: 0;
  width: 11px;
  height: 11px;
  content: "";
  border-radius: 50%;
  background: var(--red);
}

.timeline span {
  color: var(--red);
  font-size: 13px;
  font-weight: 800;
}

.timeline h3 {
  margin: 12px 0;
  font-size: 22px;
}

.timeline p {
  color: var(--muted);
  line-height: 1.8;
}

.contact {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(320px, 1fr);
  gap: 70px;
}

.contact-copy h2 {
  margin-bottom: 20px;
}

.contact-line {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.contact-line span {
  min-width: 52px;
  color: var(--muted);
  font-weight: 700;
}

.contact-line a {
  color: var(--red-dark);
  font-weight: 800;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 18px 58px rgba(16, 24, 32, 0.08);
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--graphite);
  font-size: 14px;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid #cfd7d8;
  border-radius: 8px;
  padding: 14px 15px;
  color: var(--ink);
  font: inherit;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 4px var(--red-soft);
}

.form-button {
  width: 100%;
  margin-top: 4px;
  border: 0;
  cursor: pointer;
}

.form-note {
  min-height: 24px;
  margin: 0;
  color: var(--red-dark);
  font-size: 14px;
  font-weight: 700;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 34px clamp(20px, 5vw, 72px);
  color: rgba(255, 255, 255, 0.72);
  background: var(--black);
  font-size: 14px;
}

.subpage-main {
  padding-top: 86px;
}

.business-hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(360px, 1fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 84px 0 70px;
}

.business-hero-copy h1 {
  color: var(--ink);
  font-size: clamp(38px, 5vw, 64px);
}

.business-hero-copy p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.9;
}

.back-link {
  display: inline-flex;
  align-items: center;
  margin-bottom: 22px;
  color: var(--red-dark);
  font-weight: 800;
}

.business-hero-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 8px;
  background: var(--soft);
  box-shadow: var(--shadow);
}

.business-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
}

.business-band {
  width: 100%;
  background: var(--soft);
}

.business-band-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 70px 0;
}

.business-band-inner .section-lead {
  max-width: 820px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 30px;
}

.spec-card {
  min-height: 170px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.spec-card span {
  display: block;
  margin-bottom: 14px;
  color: var(--red);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.spec-card p,
.spec-card ul {
  margin: 0;
  color: var(--graphite);
  line-height: 1.8;
}

.spec-card ul {
  padding-left: 18px;
}

.product-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 30px;
}

.process-table {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.process-table article {
  padding: 26px;
  border: 1px solid rgba(9, 11, 14, 0.12);
  border-top: 4px solid var(--red);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(9, 11, 14, 0.08);
}

.process-table h3 {
  margin-top: 0;
  font-size: 22px;
}

.process-table dl {
  display: grid;
  gap: 8px;
  margin: 18px 0;
}

.process-table dl div {
  display: grid;
  grid-template-columns: minmax(120px, 0.8fr) 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.process-table dt {
  color: var(--red-dark);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.process-table dd {
  margin: 0;
  color: var(--graphite);
  font-weight: 800;
}

.process-table p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.75;
}

.inspection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.inspection-grid article {
  min-height: 150px;
  padding: 24px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(9, 11, 14, 0.96), rgba(57, 11, 14, 0.9)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 10px);
}

.inspection-grid article:nth-child(2n) {
  background:
    linear-gradient(145deg, rgba(120, 10, 15, 0.94), rgba(9, 11, 14, 0.96)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 10px);
}

.inspection-grid strong,
.inspection-grid span {
  display: block;
}

.inspection-grid strong {
  margin-bottom: 16px;
  font-size: 24px;
}

.inspection-grid span {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.75;
}

.product-gallery figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.product-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  padding: 12px;
}

.product-gallery figcaption {
  padding: 13px 15px 16px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  border-top: 1px solid var(--line);
}

.biomass-gallery figure {
  background: #101820;
}

.biomass-gallery img {
  background: radial-gradient(circle at 50% 42%, #2e3d47 0%, #101820 68%);
  padding: 18px;
}

.biomass-gallery figcaption {
  background: #fff;
}

.about-hero {
  padding-top: 76px;
}

.about-timeline {
  margin-top: 32px;
}

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

.team-card {
  display: grid;
  gap: 14px;
  min-height: 0;
  padding: 16px;
  border: 1px solid rgba(9, 11, 14, 0.12);
  border-top: 4px solid var(--red);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(9, 11, 14, 0.08);
}

.team-photo,
.team-photo-placeholder {
  width: 100%;
  aspect-ratio: 1 / 1.04;
  border-radius: 6px;
  background: linear-gradient(145deg, #f2f4f7, #dfe5ec);
}

.team-photo {
  object-fit: cover;
  object-position: top center;
}

.team-photo-placeholder {
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 34px;
  font-weight: 900;
  background:
    linear-gradient(135deg, rgba(215, 25, 32, 0.82), rgba(9, 11, 14, 0.9)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.12) 0 1px, transparent 1px 9px);
}

.team-card-body {
  display: grid;
  gap: 8px;
}

.team-card h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.25;
}

.team-role {
  min-height: 42px;
  margin: 0;
  color: var(--steel);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.45;
}

.team-contact {
  display: grid;
  gap: 5px;
  padding-top: 6px;
  border-top: 1px solid var(--line);
}

.team-card p,
.team-card a,
.team-contact span {
  display: block;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.team-card a {
  color: var(--red-dark);
  font-weight: 800;
}

@media (max-width: 980px) {
  .site-nav {
    position: absolute;
    top: 86px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border-radius: 8px;
    color: var(--ink);
    background: #fff;
    box-shadow: var(--shadow);
  }

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

  .nav-item {
    width: 100%;
  }

  .site-nav a {
    padding: 15px 12px;
  }

  .site-nav .nav-link {
    width: 100%;
    justify-content: space-between;
    padding: 15px 12px;
    text-align: left;
  }

  .site-nav a::after,
  .site-nav .nav-link::after {
    display: none;
  }

  .dropdown-menu {
    position: static;
    display: none;
    min-width: 0;
    margin: 0 0 6px;
    padding: 8px;
    border: 0;
    border-left: 3px solid var(--red);
    border-radius: 6px;
    background: var(--soft);
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .nav-dropdown.is-open .dropdown-menu {
    display: grid;
  }

  .dropdown-menu a {
    color: var(--ink);
    white-space: normal;
  }

  .dropdown-menu a:hover {
    color: var(--red-dark);
    background: rgba(215, 25, 32, 0.08);
  }

  .nav-toggle {
    display: block;
  }

  .metrics,
  .service-grid,
  .timeline,
  .spec-grid,
  .product-gallery,
  .team-grid,
  .capability-map,
  .capability-feature-grid,
  .certificate-grid,
  .process-table,
  .inspection-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-heading,
  .split,
  .contact,
  .business-hero,
  .capability-section,
  .quality-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .timeline {
    gap: 26px;
    border-top: 0;
  }

  .timeline article {
    padding-top: 0;
  }

  .timeline article::before {
    display: none;
  }
}

@media (max-width: 640px) {
  .site-header {
    height: 74px;
    padding-inline: 18px;
  }

  .brand-logo {
    width: 46px;
    height: 46px;
  }

  .brand-name {
    max-width: calc(100vw - 142px);
    overflow: hidden;
  }

  .brand-name span,
  .brand-name small {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-name span {
    font-size: 13px;
  }

  .brand-name small {
    font-size: 10px;
  }

  .hero {
    min-height: 88vh;
    padding: 116px 20px 74px;
  }

  h1 {
    font-size: 42px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .metrics,
  .service-grid,
  .timeline,
  .dashboard-grid,
  .spec-grid,
  .product-gallery,
  .team-grid,
  .capability-map,
  .capability-feature-grid,
  .certificate-grid,
  .process-table,
  .inspection-grid {
    grid-template-columns: 1fr;
  }

  .capability-section {
    width: min(100% - 32px, 1180px);
    padding: 64px 0;
  }

  .capability-map a {
    min-height: 118px;
  }

  .quality-layout img {
    min-height: 240px;
  }

  .capability-steps li {
    grid-template-columns: 54px 1fr;
    padding: 14px;
  }

  .metric {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .metric:last-child {
    border-bottom: 0;
  }

  .section {
    width: min(100% - 32px, 1180px);
    padding: 64px 0;
  }

  .intro {
    padding-bottom: 12px;
  }

  .case-visual {
    min-height: 390px;
    padding: 22px;
  }

  .dashboard-card.large {
    margin-top: 70px;
  }

  .contact-form {
    padding: 24px;
  }
}