:root {
  --bg: #0b1017;
  --bg-2: #111923;
  --surface: #ffffff;
  --surface-2: #f4f6f8;
  --text: #0d1621;
  --muted: #5c6876;
  --line: #dbe1e7;
  --blue: #245da9;
  --blue-dark: #17457f;
  --white: #ffffff;
  --max: 1180px;
  --shadow: 0 18px 50px rgba(10, 22, 35, .10);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--surface);
  line-height: 1.6;
}

a { color: inherit; }

img { max-width: 100%; }

.container {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
  z-index: 999;
  background: #fff;
  padding: 10px 14px;
  border-radius: 8px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(13, 22, 33, .08);
}

.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: var(--bg);
  color: var(--white);
  font-weight: 900;
  font-size: 24px;
  clip-path: polygon(0 0, 82% 0, 100% 18%, 100% 100%, 18% 100%, 0 82%);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-copy strong {
  font-size: 18px;
  letter-spacing: .08em;
}

.brand-copy small {
  margin-top: 4px;
  font-size: 9px;
  letter-spacing: .12em;
  color: #5b6673;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-nav a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  color: #283645;
}

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

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 9px 12px;
  font: inherit;
  font-weight: 700;
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(11,16,23,.99), rgba(11,16,23,.88)),
    linear-gradient(135deg, #0b1017, #172638);
  color: var(--white);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .16;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 44px 44px;
}

.hero-grid {
  position: relative;
  min-height: 620px;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 70px;
  align-items: center;
  padding-block: 90px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .18em;
}

.hero .eyebrow { color: #77a9e8; }

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

h1 {
  margin-bottom: 24px;
  font-size: clamp(44px, 6vw, 78px);
  line-height: .98;
  letter-spacing: -.045em;
  max-width: 780px;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.05;
  letter-spacing: -.03em;
}

h3 {
  font-size: 20px;
  line-height: 1.2;
}

.hero-text {
  max-width: 680px;
  color: #cbd6e2;
  font-size: 19px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 6px;
  border: 1px solid transparent;
  text-decoration: none;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}

.button:hover { transform: translateY(-1px); }

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

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

.button-secondary {
  border-color: rgba(255,255,255,.35);
  color: #fff;
  background: rgba(255,255,255,.04);
}

.hero-panel { display: grid; place-items: center; }

.steel-card {
  width: min(100%, 430px);
  aspect-ratio: 1.08 / 1;
  padding: 32px;
  border: 1px solid rgba(255,255,255,.16);
  background:
    linear-gradient(145deg, rgba(255,255,255,.11), rgba(255,255,255,.015)),
    #121b26;
  box-shadow: 0 30px 80px rgba(0,0,0,.32);
  clip-path: polygon(0 0, 90% 0, 100% 10%, 100% 100%, 10% 100%, 0 90%);
}

.steel-label {
  font-size: 12px;
  letter-spacing: .16em;
  color: #96a5b5;
}

.steel-lines {
  display: grid;
  gap: 16px;
  margin: 42px 0;
}

.steel-lines span {
  display: block;
  height: 11px;
  background: linear-gradient(90deg, #245da9 0 54%, rgba(255,255,255,.09) 54% 100%);
}

.steel-lines span:nth-child(2) { width: 78%; }
.steel-lines span:nth-child(3) { width: 91%; }
.steel-lines span:nth-child(4) { width: 64%; }

.steel-copy {
  display: grid;
  gap: 7px;
  font-size: 24px;
  letter-spacing: .08em;
}

.section { padding: 96px 0; }

.section-heading {
  max-width: 780px;
  margin-bottom: 46px;
}

.section-heading > p:last-child,
.quote-intro > p {
  color: var(--muted);
  font-size: 17px;
}

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

.cap-card {
  position: relative;
  min-height: 230px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 4px 18px rgba(14, 25, 39, .035);
}

.cap-card .number {
  display: inline-block;
  margin-bottom: 40px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .14em;
}

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

.section-dark {
  background: var(--bg);
  color: var(--white);
}

.materials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 90px;
}

.muted { color: #a9b5c2; }

.material-list { border-top: 1px solid rgba(255,255,255,.16); }

.material-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 92px;
  border-bottom: 1px solid rgba(255,255,255,.16);
}

.material-item span {
  color: #739ac9;
  font-size: 12px;
  font-weight: 900;
}

.material-item strong { font-size: 22px; }

.quote-layout {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 70px;
  align-items: start;
}

.quote-intro { position: sticky; top: 112px; }

.contact-direct {
  display: grid;
  gap: 5px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.contact-direct span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
}

.contact-direct a {
  color: var(--blue);
  font-weight: 900;
  text-decoration: none;
}

.form-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  background: #fff;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

label {
  display: grid;
  gap: 7px;
  margin-bottom: 18px;
}

label > span {
  font-size: 13px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cfd7df;
  border-radius: 7px;
  background: #fff;
  color: var(--text);
  padding: 13px 14px;
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(36, 93, 169, .13);
  border-color: var(--blue);
}

textarea { resize: vertical; }

label small {
  color: var(--muted);
  font-size: 12px;
}

.form-submit {
  width: 100%;
  margin-top: 8px;
}

.form-note {
  margin: 12px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

.hidden-field {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(1px, 1px, 1px, 1px) !important;
  white-space: nowrap !important;
}

.section-contact {
  padding: 70px 0;
  background: var(--surface-2);
  border-top: 1px solid var(--line);
}

.contact-bar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.contact-bar h2 { margin-bottom: 0; }

.email-link {
  color: var(--blue);
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 900;
  text-decoration: none;
  letter-spacing: -.02em;
}

.site-footer {
  padding: 54px 0 22px;
  background: #080c12;
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.footer-grid p {
  color: #9ca8b5;
  margin: 10px 0 0;
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.footer-links a {
  color: #c5d0dc;
  text-decoration: none;
  font-size: 14px;
}

.copyright {
  margin-top: 38px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.1);
  color: #7f8b98;
  font-size: 12px;
}

@media (max-width: 900px) {
  .hero-grid,
  .materials-grid,
  .quote-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-grid { min-height: auto; padding-block: 72px; }

  .hero-panel { justify-items: start; }

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

  .quote-intro { position: static; }

  .contact-bar {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 28px), var(--max)); }

  .nav-toggle { display: inline-block; }

  .site-nav {
    display: none;
    position: absolute;
    left: 14px;
    right: 14px;
    top: 68px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #fff;
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

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

  .site-nav a {
    padding: 10px 8px;
    border-radius: 7px;
  }

  .brand-copy small { display: none; }

  .hero { text-align: left; }

  .hero-grid { padding-block: 56px; }

  h1 { font-size: 46px; }

  .hero-actions { flex-direction: column; }

  .button { width: 100%; }

  .steel-card { width: 100%; }

  .section { padding: 72px 0; }

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

  .cap-card { min-height: 190px; }

  .form-card { padding: 22px; }

  .footer-links {
    justify-content: flex-start;
    flex-direction: column;
    gap: 9px;
  }
}