* {
  box-sizing: border-box;
}

:root {
  --ink: #262b31;
  --muted: #616870;
  --line: #d9dcdf;
  --paper: #eef0f2;
  --surface: #ffffff;
  --smoke: #f4f5f6;
  --charcoal: #1f2429;
  --deep: #101214;
  --orange: #ff5a00;
  --orange-dark: #d84d00;
  --danger: #b42318;
  --shadow: 0 22px 46px rgba(17, 20, 24, 0.14);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 82px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  line-height: 1.68;
}

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

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

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

::selection {
  color: #fff;
  background: var(--orange);
}

.container {
  width: min(1210px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  min-height: 78px;
  padding: 0 46px;
  background: rgba(241, 242, 243, 0.96);
  border-bottom: 1px solid rgba(28, 31, 35, 0.08);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  color: var(--charcoal);
  flex: 1 1 auto;
  line-height: 1.1;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 74px;
  height: 52px;
  flex: 0 0 74px;
  color: var(--orange);
  background: linear-gradient(135deg, rgba(255, 90, 0, 0.08), rgba(255, 90, 0, 0.02));
  border-left: 4px solid var(--orange);
  font-size: 33px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 1px;
}

.brand-copy {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.brand-title {
  display: block;
  overflow: hidden;
  color: #1f252c;
  font-size: 22px;
  font-weight: 900;
  line-height: 1.05;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand-subtitle {
  display: block;
  overflow: hidden;
  color: #69717a;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 0 0 auto;
  color: #3f454c;
}

.site-nav a {
  position: relative;
  padding: 26px 0 23px;
  color: inherit;
  font-size: 15px;
  font-weight: 600;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 16px;
  left: 0;
  height: 3px;
  background: var(--orange);
  content: "";
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left center;
  transition: opacity 180ms ease, transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--deep);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.site-nav .admin-link {
  padding: 8px 14px;
  border: 1px solid rgba(255, 90, 0, 0.55);
  color: var(--orange-dark);
  background: #fff;
}

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

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 650px;
  overflow: hidden;
  background: var(--deep);
}

.hero-track,
.hero-slide,
.hero-slide__image {
  position: absolute;
  inset: 0;
}

.hero-slide {
  display: grid;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 260ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.hero-slide__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.16) saturate(0.92) contrast(1.08);
}

.hero__shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(8, 10, 12, 0.82), rgba(8, 10, 12, 0.54) 45%, rgba(244, 245, 246, 0.12)),
    linear-gradient(0deg, rgba(8, 10, 12, 0.52), rgba(8, 10, 12, 0.06) 46%);
}

.hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  padding: 108px 0 178px;
  color: #fff;
  text-align: center;
}

.hero h1 {
  max-width: 860px;
  margin: 0;
  font-size: 62px;
  line-height: 1.08;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-copy {
  max-width: 760px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 0;
  font-weight: 800;
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.button-primary {
  color: #fff;
  background: var(--orange);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--orange-dark);
}

.button-secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.04);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 90, 0, 0.14);
}

.hero-controls {
  position: absolute;
  right: 0;
  bottom: 26px;
  left: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
}

.carousel-arrow {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 50%;
  color: #fff;
  background: rgba(16, 18, 20, 0.32);
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease;
}

.carousel-arrow:hover,
.carousel-arrow:focus-visible {
  border-color: var(--orange);
  background: var(--orange);
}

.carousel-arrow svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.carousel-dots {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(760px, 100%);
  gap: 18px;
}

.carousel-dot {
  position: relative;
  width: auto;
  height: 48px;
  padding: 12px 4px 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 0;
  color: rgba(255, 255, 255, 0.72);
  background: transparent;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.carousel-dot::before {
  position: absolute;
  top: -3px;
  left: 12%;
  width: 76%;
  height: 4px;
  background: transparent;
  content: "";
  transform: skewX(-28deg);
}

.carousel-dot.is-active {
  color: #fff;
}

.carousel-dot.is-active::before {
  background: var(--orange);
}

.industrial-strip {
  position: relative;
  z-index: 4;
  margin-top: -1px;
  color: #fff;
  background: var(--charcoal);
}

.industrial-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.industrial-stat {
  min-width: 0;
  padding: 24px 26px 26px;
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent),
    var(--charcoal);
}

.industrial-stat:last-child {
  border-right: 0;
}

.industrial-stat strong {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font-size: 20px;
  line-height: 1.25;
}

.industrial-stat span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.55;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--orange);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
}

.section {
  padding: 92px 0;
}

.section-heading {
  display: block;
  max-width: 850px;
  margin: 0 auto 44px;
  text-align: center;
}

.section-heading h2,
.split-layout h2,
.contact-layout h2 {
  margin: 0;
  font-size: 39px;
  line-height: 1.22;
  letter-spacing: 0;
}

.section-heading p,
.contact-layout p {
  max-width: 760px;
  margin: 12px auto 0;
  color: var(--muted);
  font-size: 18px;
}

.product-band {
  background:
    linear-gradient(180deg, #fff 0, #fff 58%, #f4f5f6 100%);
}

.application-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 34px;
}

.application-tile {
  position: relative;
  min-width: 0;
  padding: 24px 24px 22px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--orange);
  background: #fff;
}

.application-tile span {
  display: block;
  margin-bottom: 16px;
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 900;
}

.application-tile strong {
  display: block;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.25;
}

.application-tile p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.category-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-bottom: 50px;
}

.category-pill {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 138px;
  min-height: 64px;
  padding: 10px 18px;
  border: 2px solid #d8dde1;
  border-radius: 0;
  background: linear-gradient(180deg, #fff, #f3f5f6);
  color: var(--ink);
  box-shadow: inset 0 -3px 0 rgba(255, 90, 0, 0);
  font-weight: 900;
  text-align: center;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.category-pill strong {
  font-size: 16px;
  line-height: 1.25;
}

.category-pill span {
  margin-top: 4px;
  color: var(--orange-dark);
  font-size: 12px;
  font-weight: 900;
}

.category-pill:hover,
.category-pill:focus-visible,
.category-pill.is-active {
  border-color: var(--orange);
  color: #111820;
  background: #fff4ed;
  box-shadow: inset 0 -4px 0 var(--orange);
  transform: translateY(-2px);
}

.product-grid {
  display: grid;
  gap: 46px;
}

.product-category-group {
  scroll-margin-top: 96px;
}

.product-category-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
}

.product-category-heading h3 {
  margin: 0;
  color: var(--ink);
  font-size: 26px;
  line-height: 1.2;
  letter-spacing: 0;
}

.product-category-heading span {
  color: var(--orange-dark);
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.content-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100%;
  overflow: visible;
  border: 0;
  border-top: 4px solid transparent;
  border-radius: 0;
  background: var(--surface);
  box-shadow: 0 18px 34px rgba(22, 25, 29, 0.08);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.content-card:hover {
  border-top-color: var(--orange);
  box-shadow: 0 22px 42px rgba(22, 25, 29, 0.14);
  transform: translateY(-2px);
}

.content-card__image {
  position: relative;
  order: 2;
  display: block;
  aspect-ratio: 16 / 10;
  background: #e4e7e9;
  overflow: hidden;
}

.content-card__image::before {
  position: absolute;
  right: 43px;
  bottom: 18px;
  z-index: 2;
  width: 13px;
  height: 13px;
  border-top: 3px solid #fff;
  border-right: 3px solid #fff;
  content: "";
  transform: rotate(45deg);
}

.content-card__image::after {
  position: absolute;
  right: 24px;
  bottom: -1px;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  color: #fff;
  background: #565c63;
  content: "";
  transition: background 180ms ease;
}

.content-card:hover .content-card__image::after {
  background: var(--orange);
}

.content-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.04);
  transition: transform 220ms ease;
}

.content-card:hover .content-card__image img {
  transform: scale(1.035);
}

.image-fallback {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: #fff;
  background: linear-gradient(135deg, #555b62, #2c3136);
  font-weight: 900;
}

.content-card__body {
  order: 1;
  min-height: 168px;
  padding: 0 0 22px;
}

.content-card__meta {
  min-height: 22px;
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 900;
}

.content-card.is-managed {
  border-top-color: rgba(255, 90, 0, 0.55);
}

.content-card h3 {
  margin: 8px 0 10px;
  font-size: 22px;
  line-height: 1.33;
  letter-spacing: 0;
}

.content-card h3 a:hover,
.content-card h3 a:focus-visible {
  color: var(--orange-dark);
}

.content-card p {
  margin: 0;
  color: var(--muted);
}

.product-preview {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  place-items: center;
  padding: 28px;
  background: rgba(16, 19, 22, 0.78);
}

.product-preview.is-open {
  display: grid;
}

.has-product-preview {
  overflow: hidden;
}

.product-preview__figure {
  position: relative;
  width: min(1040px, 100%);
  max-height: min(760px, calc(100vh - 92px));
  margin: 0;
  background: #fff;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.36);
}

.product-preview__image-frame {
  width: 100%;
  max-height: calc(100vh - 160px);
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #eef1f3;
}

.product-preview__image-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.product-preview__figure figcaption {
  padding: 16px 20px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 900;
}

.product-preview__close {
  position: fixed;
  top: 22px;
  right: 24px;
  z-index: 2001;
  width: 48px;
  height: 48px;
  border: 2px solid rgba(255, 255, 255, 0.72);
  border-radius: 0;
  color: #fff;
  background: rgba(0, 0, 0, 0.38);
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
}

.product-preview__close:hover,
.product-preview__close:focus-visible {
  border-color: var(--orange);
  background: var(--orange);
}

.split-section {
  background:
    linear-gradient(90deg, rgba(255, 90, 0, 0.05), transparent 34%),
    var(--smoke);
}

.about-page {
  background: #fff;
}

.about-page .section-heading {
  align-items: start;
  text-align: left;
}

.about-page .section-heading h1 {
  margin: 0;
  color: var(--ink);
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: 0;
}

.about-page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 44px;
  align-items: start;
}

.about-article {
  max-width: none;
  border-top: 4px solid var(--orange);
  padding-top: 24px;
}

.about-article p {
  margin: 0 0 18px;
  color: #32383d;
  font-size: 17px;
  line-height: 1.9;
}

.about-aside {
  position: sticky;
  top: 104px;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 56px;
  align-items: start;
}

.split-layout > div {
  padding-left: 24px;
  border-left: 5px solid var(--orange);
}

.rich-text p {
  margin: 0 0 16px;
  color: #3b4249;
  font-size: 17px;
}

.capability-panel {
  align-self: start;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
}

.capability-panel h3 {
  margin: 0 0 18px;
  font-size: 24px;
}

.capability-panel ul,
.contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.capability-panel li,
.contact-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.capability-panel li::before {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 10px;
  border-top: 2px solid var(--orange);
  border-right: 2px solid var(--orange);
  content: "";
  transform: rotate(45deg) translateY(-1px);
}

.case-links {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.case-links a {
  color: var(--orange-dark);
  font-weight: 800;
}

.process-band {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(255, 90, 0, 0.18), transparent 38%),
    #171b20;
}

.process-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 54px;
  align-items: start;
}

.process-copy h2 {
  max-width: 520px;
  margin: 0;
  font-size: 39px;
  line-height: 1.22;
}

.process-copy p:not(.eyebrow) {
  max-width: 560px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 17px;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  border-left: 1px solid rgba(255, 255, 255, 0.16);
}

.process-step {
  min-width: 0;
  min-height: 180px;
  padding: 26px;
  border-right: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.process-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 32px;
  margin-bottom: 28px;
  color: #fff;
  background: var(--orange);
  font-size: 13px;
  font-weight: 900;
}

.process-step strong {
  display: block;
  font-size: 22px;
  line-height: 1.25;
}

.process-step p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 15px;
  line-height: 1.7;
}

.news-band {
  background: #dfe2e5;
}

.news-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  align-items: start;
}

.news-grid .content-card:first-child {
  display: grid;
  grid-row: 1 / span 5;
  min-height: 520px;
  overflow: hidden;
  border-top: 0;
  color: #fff;
  background: var(--deep);
}

.news-grid .content-card:first-child::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.78), rgba(0, 0, 0, 0.12));
  content: "";
}

.news-grid .content-card:first-child .content-card__image,
.news-grid .content-card:first-child .content-card__body {
  grid-area: 1 / 1;
}

.news-grid .content-card:first-child .content-card__image {
  order: 0;
  height: 100%;
  aspect-ratio: auto;
}

.news-grid .content-card:first-child .content-card__image::after {
  display: none;
}

.news-grid .content-card:first-child .content-card__body {
  z-index: 2;
  align-self: end;
  min-height: auto;
  padding: 34px;
}

.news-grid .content-card:first-child .content-card__meta {
  color: #fff;
}

.news-grid .content-card:first-child h3 {
  font-size: 30px;
}

.news-grid .content-card:first-child p {
  color: rgba(255, 255, 255, 0.82);
}

.news-grid .content-card:not(:first-child) {
  display: block;
  min-height: auto;
  padding: 24px;
  overflow: hidden;
  border-top: 0;
  background: #fff;
}

.news-grid .content-card:not(:first-child):hover {
  transform: translateX(3px);
}

.news-grid .content-card:not(:first-child) .content-card__image {
  display: none;
}

.news-grid .content-card:not(:first-child) .content-card__body {
  min-height: auto;
  padding: 0;
}

.news-grid .content-card:not(:first-child) h3 {
  font-size: 20px;
}

.index-band {
  background: #fff;
}

.with-search {
  text-align: left;
}

.search-box {
  display: grid;
  gap: 6px;
  width: min(360px, 100%);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.search-box input {
  width: 100%;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 0 14px;
  color: var(--ink);
  background: #fff;
}

.index-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.index-row {
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  gap: 6px 14px;
  align-items: center;
  min-height: 74px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
}

.index-row span {
  grid-row: span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  color: #fff;
  background: var(--charcoal);
  font-size: 13px;
  font-weight: 900;
}

.index-row strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.index-row small {
  color: var(--muted);
}

.contact-band {
  position: relative;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(255, 90, 0, 0.16), transparent 34%),
    var(--charcoal);
}

.contact-band::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 5px;
  background: var(--orange);
  content: "";
}

.contact-band .eyebrow {
  color: var(--orange);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 54px;
}

.contact-layout p,
.contact-list li {
  color: rgba(255, 255, 255, 0.8);
}

.contact-layout p {
  margin-right: 0;
  margin-left: 0;
}

.contact-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 28px;
}

.contact-list li {
  border-color: rgba(255, 255, 255, 0.16);
}

.site-footer {
  padding: 26px 0;
  color: #687078;
  background: #f5f6f7;
  border-top: 1px solid var(--line);
}

.footer-layout {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.footer-layout p {
  margin: 0;
}

.admin-body {
  min-height: 100vh;
  background: var(--paper);
}

.admin-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 46px 0 76px;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.admin-header h1,
.admin-card h2,
.login-card h1 {
  margin: 0;
  line-height: 1.2;
}

.admin-header h1 {
  font-size: 34px;
}

.admin-card {
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

.login-card {
  width: min(460px, 100%);
  margin: 7vh auto 0;
  padding: 32px;
  border-top: 5px solid var(--orange);
}

.admin-form {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.field {
  display: grid;
  gap: 7px;
  color: #3d444b;
  font-size: 14px;
  font-weight: 800;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 45px;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 10px 12px;
  color: var(--ink);
  background: #fff;
}

.field input:focus,
.field textarea:focus,
.field select:focus,
.search-box input:focus {
  outline: 2px solid rgba(255, 90, 0, 0.18);
  border-color: var(--orange);
}

.field textarea {
  min-height: 112px;
  resize: vertical;
}

.captcha-row {
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr) 45px;
  gap: 10px;
  align-items: end;
}

.captcha-box {
  display: grid;
  place-items: center;
  min-height: 45px;
  border: 1px solid var(--line);
  color: var(--charcoal);
  background: var(--smoke);
  font-size: 18px;
  font-weight: 900;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 45px;
  height: 45px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--charcoal);
  background: #fff;
  cursor: pointer;
}

.icon-button:hover,
.icon-button:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
}

.icon-button svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.form-error {
  min-height: 22px;
  margin: 0;
  color: var(--danger);
  font-weight: 800;
}

.admin-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 22px;
  margin-top: 20px;
}

.admin-panel {
  padding: 25px;
}

.admin-tabs {
  display: inline-flex;
  gap: 0;
  border: 1px solid var(--line);
  background: #fff;
}

.admin-tab {
  min-height: 40px;
  border: 0;
  border-right: 1px solid var(--line);
  padding: 0 18px;
  color: var(--muted);
  background: transparent;
  font-weight: 900;
  cursor: pointer;
}

.admin-tab:last-child {
  border-right: 0;
}

.admin-tab.is-active {
  color: #fff;
  background: var(--orange);
}

.admin-list {
  display: grid;
  gap: 12px;
}

.admin-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  background: #fff;
}

.admin-item img,
.admin-thumb-fallback {
  width: 96px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #e4e7e9;
}

.admin-thumb-fallback {
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--charcoal);
  font-size: 13px;
  font-weight: 900;
}

.admin-item h3 {
  margin: 0 0 4px;
  font-size: 17px;
  line-height: 1.35;
}

.admin-item p {
  margin: 0;
  color: var(--muted);
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.admin-actions button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 37px;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 0 12px;
  color: var(--charcoal);
  background: #fff;
  font-weight: 800;
  cursor: pointer;
}

.admin-actions button:hover,
.ghost-button:hover,
.admin-actions button:focus-visible,
.ghost-button:focus-visible {
  border-color: var(--orange);
  color: var(--orange-dark);
}

.danger-button {
  color: var(--danger) !important;
}

.notice {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--orange-dark);
  font-weight: 800;
}

.empty-state {
  padding: 22px;
  border: 1px dashed var(--line);
  color: var(--muted);
  background: #fff;
}

.admin-hidden {
  display: none !important;
}

.detail-page {
  background: var(--paper);
}

.article-shell {
  padding: 62px 0 92px;
}

.article {
  width: min(990px, calc(100% - 48px));
  margin: 0 auto;
  padding: 46px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--orange);
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  color: var(--orange-dark);
  font-weight: 900;
}

.back-link::before {
  width: 8px;
  height: 8px;
  border-bottom: 2px solid currentColor;
  border-left: 2px solid currentColor;
  content: "";
  transform: rotate(45deg);
}

.article h1 {
  margin: 0;
  font-size: 40px;
  line-height: 1.22;
  letter-spacing: 0;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 16px 0 28px;
  color: var(--muted);
}

.article-meta a {
  color: var(--orange-dark);
  font-weight: 800;
}

.article-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 0 0 32px;
}

.managed-detail-gallery {
  grid-template-columns: 1fr;
}

.article-gallery figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #e4e7e9;
}

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

.article-body {
  font-size: 17px;
}

.related-section {
  margin-top: 42px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.related-section h2 {
  margin: 0 0 18px;
  font-size: 26px;
}

@media (max-width: 1020px) {
  .site-header {
    padding: 0 22px;
  }

  .brand-copy {
    max-width: 48vw;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 78px;
    right: 22px;
    left: 22px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 0;
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: var(--shadow);
  }

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

  .site-nav a,
  .site-nav .admin-link {
    padding: 13px 16px;
    border: 0;
  }

  .site-nav a::after {
    bottom: 0;
    left: 16px;
    width: 44px;
  }

  .hero {
    min-height: 610px;
  }

  .hero h1 {
    font-size: 46px;
  }

  .section-heading,
  .split-layout,
  .about-page-layout,
  .process-layout,
  .contact-layout,
  .admin-layout {
    display: grid;
    grid-template-columns: 1fr;
  }

  .industrial-strip__grid,
  .application-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: 1fr 1fr;
  }

  .about-aside {
    position: static;
  }

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

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

  .news-grid .content-card:first-child {
    grid-row: auto;
  }
}

@media (max-width: 700px) {
  .container,
  .article {
    width: min(100% - 28px, 1210px);
  }

  .site-header {
    min-height: 68px;
    padding: 0 14px;
  }

  .site-nav {
    top: 68px;
    right: 14px;
    left: 14px;
  }

  .brand {
    gap: 10px;
  }

  .brand-mark {
    min-width: 58px;
    height: 46px;
    flex-basis: 58px;
    font-size: 26px;
  }

  .brand-copy {
    max-width: 56vw;
    gap: 3px;
  }

  .brand-title {
    font-size: 16px;
  }

  .brand-subtitle {
    font-size: 9px;
  }

  .hero {
    min-height: 560px;
  }

  .hero__shade {
    background: rgba(8, 10, 12, 0.66);
  }

  .hero__content {
    padding: 62px 0 150px;
  }

  .hero h1 {
    font-size: 34px;
  }

  .hero-copy {
    font-size: 16px;
  }

  .hero-controls {
    right: 14px;
    bottom: 18px;
    left: 14px;
    gap: 10px;
  }

  .carousel-arrow {
    width: 42px;
    height: 42px;
    flex-basis: 42px;
  }

  .carousel-dots {
    gap: 8px;
  }

  .carousel-dot {
    height: 44px;
    padding-top: 11px;
    font-size: 12px;
  }

  .section {
    padding: 64px 0;
  }

  .industrial-strip__grid,
  .application-row,
  .process-list {
    grid-template-columns: 1fr;
  }

  .industrial-strip__grid {
    border-right: 0;
    border-left: 0;
  }

  .industrial-stat {
    padding: 18px 18px 20px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .industrial-stat strong {
    margin-bottom: 4px;
    font-size: 18px;
  }

  .application-row {
    gap: 12px;
    margin-bottom: 24px;
  }

  .application-tile {
    padding: 18px 18px 16px;
  }

  .application-tile strong {
    font-size: 18px;
  }

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

  .section-heading h2,
  .about-page .section-heading h1,
  .split-layout h2,
  .process-copy h2,
  .contact-layout h2 {
    font-size: 30px;
  }

  .process-layout {
    gap: 28px;
  }

  .process-step {
    min-height: 0;
    padding: 22px 18px;
  }

  .process-step span {
    margin-bottom: 18px;
  }

  .product-category-heading {
    display: grid;
    gap: 8px;
    align-items: start;
  }

  .product-category-heading h3 {
    font-size: 24px;
  }

  .section-heading p,
  .contact-layout p {
    font-size: 16px;
  }

  .card-grid,
  .index-list,
  .article-gallery,
  .contact-list {
    grid-template-columns: 1fr;
  }

  .content-card__body {
    min-height: auto;
  }

  .news-grid .content-card:first-child {
    min-height: 430px;
  }

  .news-grid .content-card:first-child h3 {
    font-size: 24px;
  }

  .article {
    padding: 28px 18px;
  }

  .article h1 {
    font-size: 29px;
  }

  .footer-layout,
  .admin-header {
    display: grid;
  }

  .admin-shell {
    width: min(100% - 28px, 1180px);
    padding-top: 28px;
  }

  .login-card,
  .admin-panel {
    padding: 20px;
  }

  .captcha-row {
    grid-template-columns: 1fr 45px;
  }

  .captcha-row .captcha-box {
    grid-column: 1 / -1;
  }

  .admin-item {
    grid-template-columns: 1fr;
  }

  .admin-item img,
  .admin-thumb-fallback {
    width: 100%;
  }
}