:root {
  --ink: #f4f7f8;
  --body: #b8c1c7;
  --muted: #7d8a92;
  --dark: #080b0d;
  --panel: #11171b;
  --panel-2: #161e23;
  --line: rgba(208, 221, 228, 0.16);
  --line-strong: rgba(232, 240, 244, 0.28);
  --steel: #d9e1e5;
  --blue: #72a9bd;
  --amber: #e75a1a;
  --amber-soft: rgba(231, 90, 26, 0.16);
  --white: #ffffff;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px) 0 0 / 96px 96px,
    linear-gradient(180deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px) 0 0 / 96px 96px,
    var(--dark);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(circle at 18% 14%, rgba(114, 169, 189, 0.16), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 50%);
}

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

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

p {
  margin: 0;
  color: var(--body);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: 0;
}

h1 {
  max-width: 980px;
  font-size: clamp(2.55rem, 5.8vw, 6.8rem);
}

h2 {
  max-width: 760px;
  font-size: clamp(2rem, 3.5vw, 4.1rem);
}

h3 {
  font-size: clamp(1.15rem, 1.45vw, 1.55rem);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 96px 96px,
    rgba(8, 11, 13, 0.90);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(1220px, calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 190px;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  background: #fff;
}

.brand strong {
  display: block;
  color: var(--white);
  font-size: 1.08rem;
}

.brand span span {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--body);
  font-size: 0.9rem;
  text-transform: uppercase;
}

.nav-links a {
  position: relative;
  padding: 10px 13px;
  transition: color 220ms ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: 4px;
  height: 1px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--white);
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid var(--line-strong);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(231, 90, 26, 0.96), rgba(161, 55, 18, 0.96));
  box-shadow: 0 12px 30px rgba(231, 90, 26, 0.18);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.nav-contact:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.44);
  box-shadow: 0 18px 46px rgba(231, 90, 26, 0.28);
}

.section,
.section-tight {
  width: min(1220px, calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: 112px 0;
}

.section-tight {
  padding: 76px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--amber);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 42px;
  height: 1px;
  background: var(--amber);
}

.lead {
  margin-top: 24px;
  max-width: 760px;
  color: var(--body);
  font-size: clamp(1rem, 1.25vw, 1.2rem);
}

.section-heading {
  max-width: 860px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 13px 20px;
  border: 1px solid var(--line-strong);
  color: var(--white);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease, background 220ms ease;
}

.button {
  border-color: rgba(231, 90, 26, 0.95);
  background: linear-gradient(135deg, var(--amber), #aa3c18);
  box-shadow: 0 14px 38px rgba(231, 90, 26, 0.24);
}

.button:hover,
.button-ghost:hover {
  transform: translateY(-3px);
}

.button:hover {
  box-shadow: 0 20px 54px rgba(231, 90, 26, 0.32);
}

.button-ghost {
  background: rgba(255, 255, 255, 0.035);
}

.button-ghost:hover {
  border-color: rgba(255, 255, 255, 0.52);
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  min-height: calc(100vh - 76px);
  position: relative;
  display: grid;
  align-items: end;
  overflow: hidden;
  background: #070a0c;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(7, 10, 12, 0.94) 0%, rgba(7, 10, 12, 0.80) 36%, rgba(7, 10, 12, 0.20) 78%),
    linear-gradient(180deg, rgba(7, 10, 12, 0.22), rgba(7, 10, 12, 0.84));
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  z-index: 2;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.32), transparent);
}

.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
}

.hero-inner {
  position: relative;
  z-index: 3;
  width: min(1220px, calc(100% - 40px));
  margin: 0 auto;
  padding: 16vh 0 8vh;
}

.hero h1 {
  text-transform: uppercase;
}

.hero .lead {
  color: rgba(244, 247, 248, 0.82);
}

.hero .reveal {
  opacity: 1;
  transform: none;
  animation: hero-rise 760ms ease both;
}

.hero .delay-1 {
  animation-delay: 110ms;
}

.hero .delay-2 {
  animation-delay: 220ms;
}

.hero .delay-3 {
  animation-delay: 330ms;
}

@keyframes hero-rise {
  from {
    opacity: 1;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-specs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(1050px, 100%);
  margin-top: 62px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.hero-specs div {
  position: relative;
  min-height: 118px;
  padding: 22px;
  border-right: 1px solid var(--line);
  overflow: hidden;
  transition: background 240ms ease, transform 240ms ease;
}

.hero-specs div:last-child {
  border-right: 0;
}

.hero-specs div::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(231, 90, 26, 0.18), transparent 55%);
  opacity: 0;
  transition: opacity 240ms ease;
}

.hero-specs div:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-4px);
}

.hero-specs div:hover::before {
  opacity: 1;
}

.hero-specs strong {
  position: relative;
  display: block;
  color: var(--white);
  font-size: 1.22rem;
}

.hero-specs span {
  position: relative;
  display: block;
  margin-top: 7px;
  color: rgba(244, 247, 248, 0.68);
  font-size: 0.86rem;
}

.intro-grid,
.two-col,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(38px, 6vw, 86px);
  align-items: start;
}

.industrial-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(114, 169, 189, 0.08), rgba(231, 90, 26, 0.06)),
    rgba(255, 255, 255, 0.018);
}

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

.metric {
  position: relative;
  min-height: 170px;
  padding: 26px;
  background: rgba(17, 23, 27, 0.86);
  overflow: hidden;
  transition: transform 240ms ease, background 240ms ease;
}

.metric::after,
.product-card::after,
.process-step::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 72px;
  height: 1px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 240ms ease;
}

.metric:hover,
.process-step:hover {
  transform: translateY(-6px);
  background: rgba(23, 32, 37, 0.94);
}

.metric:hover::after,
.product-card:hover::after,
.process-step:hover::after {
  transform: scaleX(1);
}

.metric strong {
  display: block;
  color: var(--white);
  font-size: 1.55rem;
}

.metric span {
  display: block;
  margin-top: 10px;
  color: var(--body);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 18px;
}

.product-showcase .product-grid {
  margin-top: 46px;
}

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

.product-card,
.blog-card,
.info-panel,
.form-panel,
.quote-panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(22, 30, 35, 0.92), rgba(11, 15, 18, 0.94));
  box-shadow: var(--shadow);
}

.product-card {
  position: relative;
  min-height: 100%;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow: hidden;
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(231, 90, 26, 0.48);
  box-shadow: 0 30px 88px rgba(0, 0, 0, 0.46);
}

.product-card .grade {
  color: var(--blue);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.product-card p {
  flex: 1;
}

.spec-list,
.contact-list {
  display: grid;
  gap: 1px;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.spec-list div,
.contact-list div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  padding: 18px 20px;
  background: rgba(17, 23, 27, 0.92);
  transition: background 220ms ease;
}

.spec-list div:hover,
.contact-list div:hover {
  background: rgba(25, 35, 41, 0.98);
}

.spec-list dt,
.contact-list dt {
  color: var(--steel);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.spec-list dd,
.contact-list dd {
  margin: 0;
  color: var(--body);
}

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

.process-step {
  position: relative;
  min-height: 210px;
  padding: 26px;
  background: rgba(17, 23, 27, 0.9);
  overflow: hidden;
  transition: transform 240ms ease, background 240ms ease;
}

.process-step span {
  color: var(--amber);
  font-weight: 800;
}

.process-step h3 {
  margin: 20px 0 12px;
}

.page-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(8, 11, 13, 0.96), rgba(8, 11, 13, 0.82)),
    url("https://storage.googleapis.com/cg-webase/media/1780211566923-358dc660.webp") center / cover;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, transparent 0, rgba(255, 255, 255, 0.045) 1px, transparent 1px) 0 0 / 96px 96px;
}

.page-hero .section-tight {
  position: relative;
  z-index: 1;
  padding-top: 92px;
  padding-bottom: 92px;
}

.page-hero p {
  color: rgba(244, 247, 248, 0.76);
}

.breadcrumb {
  margin-bottom: 20px;
  color: rgba(244, 247, 248, 0.60);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.breadcrumb a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.comparison-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: rgba(17, 23, 27, 0.92);
  box-shadow: var(--shadow);
}

.comparison-table {
  width: 100%;
  min-width: 860px;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.comparison-table th {
  color: var(--white);
  background: rgba(255, 255, 255, 0.075);
  text-transform: uppercase;
  font-size: 0.78rem;
}

.comparison-table td {
  color: var(--body);
}

.comparison-table tr:last-child td {
  border-bottom: 0;
}

.quote-panel {
  padding: 34px;
  background:
    linear-gradient(135deg, rgba(231, 90, 26, 0.14), transparent 46%),
    rgba(17, 23, 27, 0.96);
}

.quote-panel h2 {
  color: #fff;
}

.quote-panel .lead {
  color: rgba(244, 247, 248, 0.76);
}

.form-panel {
  padding: 30px;
}

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

.field,
.field-wide {
  display: grid;
  gap: 8px;
}

.field-wide {
  grid-column: 1 / -1;
}

label {
  color: var(--steel);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  color: var(--white);
  font: inherit;
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

select option {
  color: #111;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 0;
  border-color: rgba(231, 90, 26, 0.86);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 0 0 3px rgba(231, 90, 26, 0.14);
}

::placeholder {
  color: rgba(244, 247, 248, 0.46);
}

.blog-card {
  overflow: hidden;
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.blog-card:hover {
  transform: translateY(-8px);
  border-color: rgba(231, 90, 26, 0.42);
  box-shadow: 0 30px 88px rgba(0, 0, 0, 0.46);
}

.blog-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.08);
  transition: transform 420ms ease;
}

.blog-card:hover img {
  transform: scale(1.045);
}

.blog-card-body {
  padding: 24px;
}

.blog-card time,
.article-meta {
  display: block;
  margin-bottom: 12px;
  color: var(--amber);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.blog-card p {
  margin-top: 12px;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(280px, 0.3fr);
  gap: 60px;
  align-items: start;
}

.article-body {
  color: var(--body);
}

.article-body h2 {
  margin: 44px 0 14px;
  color: var(--white);
  font-size: clamp(1.55rem, 2.1vw, 2.35rem);
}

.article-body p {
  margin-top: 16px;
}

.article-image {
  width: 100%;
  margin: 34px 0;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.sidebar-note {
  position: sticky;
  top: 104px;
  padding: 26px;
  border-left: 3px solid var(--amber);
  background: rgba(17, 23, 27, 0.94);
  box-shadow: var(--shadow);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #050709;
  color: #fff;
}

.footer-inner {
  width: min(1220px, calc(100% - 40px));
  margin: 0 auto;
  padding: 50px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: end;
}

.footer-inner p,
.footer-links {
  color: rgba(244, 247, 248, 0.64);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: flex-end;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.footer-links a {
  transition: color 180ms ease;
}

.footer-links a:hover {
  color: #fff;
}

.success-block {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 40px 0;
}

.success-block .lead {
  margin-left: auto;
  margin-right: auto;
}

.success-block .button-row {
  justify-content: center;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

.delay-1 {
  transition-delay: 90ms;
}

.delay-2 {
  transition-delay: 180ms;
}

.delay-3 {
  transition-delay: 270ms;
}

@media (max-width: 920px) {
  .nav {
    min-height: auto;
    padding: 16px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1px;
    overflow: visible;
    padding: 0;
    border: 1px solid var(--line);
    background: var(--line);
    font-size: 0.76rem;
  }

  .nav-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 8px 6px;
    background: rgba(17, 23, 27, 0.94);
    text-align: center;
  }

  .nav-links a::after {
    left: 0;
    right: 0;
    bottom: 0;
  }

  .nav-contact {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding: 100px 0 54px;
  }

  .hero-specs,
  .metric-grid,
  .product-grid,
  .blog-grid,
  .process-grid,
  .intro-grid,
  .two-col,
  .contact-grid,
  .article-layout,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 76px 0;
  }
}

@media (max-width: 620px) {
  .section,
  .section-tight,
  .nav,
  .hero-inner,
  .footer-inner {
    width: min(100% - 24px, 1220px);
  }

  .hero-specs {
    margin-top: 38px;
  }

  .nav-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    font-size: 0.72rem;
  }

  .hero-specs div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-specs div:last-child {
    border-bottom: 0;
  }

  .spec-list div,
  .contact-list div,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .field-wide {
    grid-column: auto;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

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

  .reveal {
    opacity: 1;
    transform: none;
  }
}