:root {
  --bg: #f4f6f8;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --surface-soft: #eef2f5;
  --text: #15212b;
  --muted: #5d6b78;
  --line: rgba(21, 33, 43, 0.1);
  --primary: #123f52;
  --primary-2: #1a5f78;
  --accent: #c6954a;
  --dark: #0f1f2a;
  --shadow: 0 18px 44px rgba(16, 31, 42, 0.12);
  --shadow-soft: 0 10px 30px rgba(16, 31, 42, 0.08);
  --radius: 22px;
  --radius-sm: 16px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f7f9fb 0%, #eef2f5 100%);
  line-height: 1.65;
}

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

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

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(247, 249, 251, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}

.nav {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 12px 24px rgba(18, 63, 82, 0.24);
}

.brand-text {
  font-size: 1rem;
}

.menu {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-weight: 600;
}

.menu a {
  position: relative;
  padding: 8px 0;
}

.menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.menu a:hover,
.menu a.active {
  color: var(--text);
}

.menu a:hover::after,
.menu a.active::after {
  transform: scaleX(1);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(3rem, 6vw, 5.2rem);
  max-width: 11ch;
}

h2 {
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  max-width: 14ch;
}

h3 {
  font-size: 1.35rem;
}

p,
li,
input,
textarea,
button {
  font-size: 1rem;
}

.eyebrow {
  margin: 0 0 14px;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  font-weight: 800;
  color: var(--primary-2);
}

.hero,
.page-hero {
  position: relative;
}

.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 18, 26, 0.78) 0%, rgba(8, 18, 26, 0.54) 36%, rgba(8, 18, 26, 0.2) 64%, rgba(8, 18, 26, 0.16) 100%),
    linear-gradient(180deg, rgba(8, 18, 26, 0.12), rgba(8, 18, 26, 0.35));
}

.hero-content-wrap {
  position: relative;
  z-index: 2;
  width: 100%;
}

.premium-card {
  max-width: 660px;
  padding: 42px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(16px);
  box-shadow: 0 24px 60px rgba(7, 17, 24, 0.22);
}

.premium-card h1,
.premium-card p,
.premium-card li,
.premium-card .eyebrow {
  color: #fff;
}

.hero-text {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 1.08rem;
}

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

.hero-actions {
  margin: 30px 0 22px;
}

.center-actions {
  justify-content: center;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 14px 28px rgba(18, 63, 82, 0.22);
}

.btn-primary:hover {
  box-shadow: 0 18px 34px rgba(18, 63, 82, 0.28);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.page-hero .btn-secondary,
.section .btn-secondary,
.muted .btn-secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
}

.hero-points,
.feature-list,
.check-list,
.footer-links,
.info-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-points {
  display: grid;
  gap: 10px;
  font-weight: 600;
}

.hero-points li::before,
.feature-list li::before,
.check-list li::before,
.info-panel li::before {
  content: "+";
  color: var(--accent);
  margin-right: 10px;
  font-weight: 800;
}

.section {
  padding: 96px 0;
}

.page-hero {
  padding: 96px 0 34px;
  background:
    radial-gradient(circle at top right, rgba(18, 63, 82, 0.08), transparent 30%),
    linear-gradient(180deg, #fbfcfd 0%, #f2f5f8 100%);
}

.intro-band {
  margin-top: -62px;
  padding-top: 0;
  position: relative;
  z-index: 3;
}

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

.metric-card,
.card,
.contact-form,
.contact-info-box,
.cta-box,
.mail-shell,
.mail-card,
.mail-banner,
.legal-content,
.highlight-box,
.info-panel {
  background: var(--surface-strong);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.metric-card {
  padding: 28px 24px;
  text-align: left;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
}

.metric-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.5rem;
  color: var(--primary);
}

.metric-card span,
.card p,
.contact-info-box p,
.legal-content p,
.mail-note,
.mail-card-body p,
.mail-card-header,
.info-panel li {
  color: var(--muted);
}

.section-split,
.sector-grid,
.contact-grid,
.dual-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 32px;
  align-items: start;
}

.section-heading {
  margin-bottom: 36px;
}

.section-heading.centered {
  text-align: center;
}

.section-heading.centered h2 {
  max-width: 14ch;
  margin: 0 auto;
}

.muted {
  background: linear-gradient(180deg, #eef2f5 0%, #f6f8fa 100%);
}

.cards {
  display: grid;
  gap: 24px;
}

.cards.two {
  grid-template-columns: repeat(2, 1fr);
}

.cards.three {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  overflow: hidden;
}

.visual-card {
  padding: 0;
}

.visual-card-image {
  height: 180px;
  background-size: cover;
  background-position: center;
}

.steel-gradient {
  background:
    linear-gradient(135deg, rgba(18, 63, 82, 0.92), rgba(53, 88, 104, 0.55)),
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.22), transparent 28%),
    linear-gradient(45deg, #9ca8b1, #53606a);
}

.stock-gradient {
  background:
    linear-gradient(135deg, rgba(22, 53, 73, 0.9), rgba(198, 149, 74, 0.35)),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.16), transparent 22%),
    linear-gradient(45deg, #6f7c85, #2f3d47);
}

.quality-gradient {
  background:
    linear-gradient(135deg, rgba(15, 31, 42, 0.92), rgba(26, 95, 120, 0.5)),
    radial-gradient(circle at 30% 70%, rgba(255,255,255,0.14), transparent 22%),
    linear-gradient(45deg, #7f8a92, #3f4a53);
}

.visual-card-body,
.service-card,
.info-panel,
.contact-form,
.contact-info-box,
.cta-box,
.mail-shell,
.legal-content,
.highlight-box {
  padding: 28px;
}

.service-card {
  position: relative;
}

.service-card::after {
  content: "";
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: 0;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.service-card h3,
.visual-card h3,
.info-panel h3,
.highlight-box h3,
.mail-banner h2 {
  margin-bottom: 12px;
}

.price {
  margin-top: 16px;
  font-weight: 700;
  color: var(--primary) !important;
}

.dark {
  color: #fff;
  background: linear-gradient(135deg, #10212d 0%, #153b4d 100%);
}

.dark .eyebrow,
.dark p {
  color: rgba(255, 255, 255, 0.76);
}

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

.step {
  padding: 26px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
}

.step span {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin-bottom: 16px;
  background: rgba(198, 149, 74, 0.18);
  color: #f0c98e;
  font-weight: 800;
}

.cta {
  padding-top: 0;
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,0.96), rgba(248,250,252,0.92));
}

.contact-form {
  display: grid;
  gap: 16px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-weight: 600;
  color: var(--text);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  background: #fff;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(26, 95, 120, 0.12);
  border-color: var(--primary-2);
}

.legal-content h2 {
  margin: 28px 0 12px;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.mail-shell {
  background: linear-gradient(180deg, #f9fbfd 0%, #f1f5f8 100%);
}

.mail-banner {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  padding: 20px 24px;
  margin-bottom: 18px;
}

.mail-banner p,
.mail-banner h2 {
  margin: 0;
  color: #fff;
}

.mail-card {
  overflow: hidden;
}

.mail-card-header {
  padding: 18px 22px;
  background: #f8fafc;
  border-bottom: 1px solid var(--line);
}

.mail-card-body {
  padding: 24px 22px;
}

.mail-kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 800;
}

.mail-meta {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-radius: 16px;
  background: #fbf5ea;
  border: 1px solid rgba(198, 149, 74, 0.28);
}

.mail-cta {
  display: inline-block;
  margin: 18px 0;
  padding: 14px 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #ddb36e);
  color: #1f2937;
  font-weight: 800;
}

.mail-signature {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.site-footer {
  padding: 28px 0 38px;
  background: #edf1f4;
  border-top: 1px solid rgba(21, 33, 43, 0.06);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--muted);
}

@media (max-width: 1080px) {
  .metrics-grid,
  .cards.three,
  .premium-steps,
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 920px) {
  .nav,
  .cta-box,
  .section-split,
  .sector-grid,
  .contact-grid,
  .dual-grid,
  .hero-actions,
  .menu,
  .cards.two {
    grid-template-columns: 1fr;
  }

  .nav {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 0;
  }

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

  .hero {
    min-height: auto;
    padding: 110px 0 90px;
  }

  .premium-card {
    padding: 30px;
  }

  .cta-box {
    display: grid;
  }
}

@media (max-width: 640px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .section,
  .page-hero {
    padding: 72px 0 28px;
  }

  .metrics-grid,
  .cards.three,
  .premium-steps,
  .steps {
    grid-template-columns: 1fr;
  }

  .intro-band {
    margin-top: -38px;
  }

  .premium-card,
  .visual-card-body,
  .service-card,
  .contact-form,
  .contact-info-box,
  .cta-box,
  .info-panel,
  .legal-content,
  .highlight-box,
  .mail-shell {
    padding: 22px;
  }

  .hero-actions,
  .center-actions,
  .btn,
  .mail-cta {
    width: 100%;
  }

  .footer-row {
    align-items: flex-start;
  }
}


.section-visual {
  min-height: 320px;
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255,255,255,0.7);
}

.section-visual img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  object-position: center;
  display: block;
}

.section-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,18,25,0.06), rgba(10,18,25,0.18));
}

.mail-preview-image {
  height: 220px;
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 18px;
}

.mail-preview-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}