:root {
  --bg: #11100f;
  --bg-soft: #1b1a18;
  --panel: #24221f;
  --panel-strong: #302d29;
  --text: #f7f3ea;
  --muted: #c6beb1;
  --line: rgba(255, 255, 255, 0.14);
  --red: #c92d24;
  --red-dark: #8d1f19;
  --amber: #f0a629;
  --amber-soft: #ffd37a;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    radial-gradient(circle at 12% 10%, rgba(201, 45, 36, 0.18), transparent 30%),
    radial-gradient(circle at 90% 0%, rgba(240, 166, 41, 0.12), transparent 28%),
    var(--bg);
  background-size: 44px 44px, 44px 44px, auto, auto, auto;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.18;
  background-image:
    repeating-linear-gradient(115deg, transparent 0 13px, rgba(255, 255, 255, 0.06) 14px 15px),
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), transparent 35%, rgba(0, 0, 0, 0.6));
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1120px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  padding: 12px 0;
  backdrop-filter: blur(16px);
}

.brand,
.nav {
  display: flex;
  align-items: center;
}

.brand {
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: 112px;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.nav {
  gap: 18px;
}

.nav a {
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
  text-decoration: none;
}

.nav a:hover {
  color: var(--amber-soft);
}

.hero,
.section,
.quote-section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 36px;
  min-height: calc(100svh - 72px);
  padding: 72px 0 56px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--amber);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  line-height: 1;
}

h1,
h2 {
  font-family: "Barlow Condensed", Impact, sans-serif;
  text-transform: uppercase;
}

h1 {
  max-width: 850px;
  margin-bottom: 20px;
  font-size: clamp(4rem, 14vw, 9.5rem);
  text-wrap: balance;
}

h2 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(2.6rem, 7vw, 5rem);
  text-wrap: balance;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.hero-subtitle {
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(1.1rem, 2.4vw, 1.45rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border: 0;
  padding: 0 20px;
  color: var(--text);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button-primary {
  background: linear-gradient(135deg, var(--red), var(--red-dark));
  box-shadow: 0 16px 32px rgba(201, 45, 36, 0.28);
}

.button-secondary {
  border: 1px solid rgba(240, 166, 41, 0.55);
  color: var(--amber-soft);
  background: rgba(255, 255, 255, 0.04);
}

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

.hero-panel {
  position: relative;
  min-height: 520px;
}

.steel-card {
  position: relative;
  z-index: 1;
  min-height: 360px;
  padding: 30px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), transparent 28%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.04) 0 2px, transparent 2px 9px),
    linear-gradient(145deg, var(--panel-strong), #171614);
  box-shadow: var(--shadow);
}

.steel-card::after {
  position: absolute;
  right: 28px;
  bottom: 28px;
  width: 108px;
  height: 108px;
  border: 16px solid rgba(240, 166, 41, 0.75);
  border-left-color: transparent;
  content: "";
}

.card-number {
  display: block;
  margin-bottom: 92px;
  color: var(--red);
  font-family: "Barlow Condensed", sans-serif;
  font-size: 5rem;
  font-weight: 700;
}

.steel-card strong {
  display: block;
  max-width: 300px;
  margin-bottom: 14px;
  font-size: 1.8rem;
  line-height: 1.08;
}

.steel-card p,
.quote-copy p,
.service-card p,
.section-heading p,
.why-card p {
  color: var(--muted);
  line-height: 1.65;
}

.metal-grid {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 76%;
  height: 56%;
  border: 1px solid rgba(240, 166, 41, 0.38);
  background:
    linear-gradient(90deg, transparent 48%, rgba(240, 166, 41, 0.35) 49% 51%, transparent 52%),
    linear-gradient(0deg, transparent 48%, rgba(240, 166, 41, 0.35) 49% 51%, transparent 52%),
    rgba(201, 45, 36, 0.1);
  background-size: 48px 48px;
}

.section,
.quote-section {
  padding: 80px 0;
}

.section-heading {
  margin-bottom: 28px;
}

.service-grid,
.contact-grid,
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.service-card,
.contact-item,
.why-card,
.quote-form {
  border: 1px solid var(--line);
  background: rgba(27, 26, 24, 0.82);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.18);
}

.service-card {
  min-height: 245px;
  padding: 22px;
}

.why-card {
  min-height: 230px;
  padding: 22px;
  background:
    linear-gradient(135deg, rgba(201, 45, 36, 0.14), transparent 38%),
    rgba(27, 26, 24, 0.82);
}

.why-card span {
  display: inline-flex;
  margin-bottom: 44px;
  color: var(--amber);
  font-family: "Barlow Condensed", sans-serif;
  font-size: 2rem;
  font-weight: 700;
}

.service-icon {
  display: grid;
  width: 46px;
  height: 46px;
  margin-bottom: 42px;
  place-items: center;
  color: #171614;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 1.45rem;
  font-weight: 800;
  background: var(--amber);
}

.quote-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 36px;
  align-items: start;
}

.quote-copy {
  position: sticky;
  top: 96px;
}

.quote-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 24px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 0;
  padding: 13px 14px;
  color: var(--text);
  font: inherit;
  background: rgba(0, 0, 0, 0.28);
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(240, 166, 41, 0.18);
}

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

.form-note {
  min-height: 20px;
  margin: -4px 0 0;
  color: var(--amber-soft);
  font-size: 0.9rem;
}

.contact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-item {
  display: grid;
  gap: 8px;
  min-height: 118px;
  padding: 22px;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 800;
  text-decoration: none;
}

.contact-item span {
  color: var(--amber);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-item:hover {
  border-color: rgba(240, 166, 41, 0.65);
  background: rgba(48, 45, 41, 0.95);
}

.footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0 44px;
  border-top: 1px solid var(--line);
  color: var(--amber-soft);
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(1.7rem, 5vw, 3rem);
  font-weight: 700;
  text-align: center;
  text-transform: uppercase;
}

.footer p {
  margin: 0;
}

.floating-whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(240, 166, 41, 0.6);
  padding: 0 22px;
  color: #171614;
  font-weight: 900;
  text-decoration: none;
  background: linear-gradient(135deg, var(--amber-soft), var(--amber));
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.36);
}

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

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

  .hero {
    min-height: auto;
    padding-top: 48px;
  }

  .hero-panel {
    min-height: 410px;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .why-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quote-copy {
    position: static;
  }
}

@media (max-width: 640px) {
  .site-header {
    position: relative;
    display: grid;
    min-height: auto;
    padding-top: 18px;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
  }

  .nav a {
    font-size: 0.88rem;
  }

  .brand-logo {
    width: 86px;
  }

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

  .hero-panel {
    min-height: 340px;
  }

  .steel-card {
    min-height: 300px;
    padding: 22px;
  }

  .card-number {
    margin-bottom: 58px;
    font-size: 4rem;
  }

  .service-grid,
  .why-grid,
  .contact-grid,
  .quote-form {
    grid-template-columns: 1fr;
  }

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

  .service-icon {
    margin-bottom: 24px;
  }

  .why-card {
    min-height: 180px;
  }

  .why-card span {
    margin-bottom: 24px;
  }

  .section,
  .quote-section {
    padding: 56px 0;
  }

  .floating-whatsapp {
    right: 16px;
    bottom: 16px;
    min-height: 50px;
    padding: 0 18px;
  }
}