* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy: #071b33;
  --navy-2: #0d2a4d;
  --orange: #f6a21a;
  --yellow: #ffd166;
  --white: #ffffff;
  --light: #f5f7fb;
  --gray: #6d7786;
  --dark: #111827;
  --border: #dde5ef;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
  line-height: 1.6;
  background: var(--white);
}

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

.container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 27, 51, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-weight: 800;
  letter-spacing: .4px;
}

.logo-mark {
  background: var(--orange);
  color: var(--navy);
  padding: 9px 11px;
  border-radius: 10px;
}

.logo-text {
  font-size: 22px;
}

.menu {
  display: flex;
  gap: 26px;
  color: rgba(255,255,255,.86);
  font-size: 15px;
}

.menu a:hover {
  color: var(--orange);
}

.call-btn,
.primary-btn,
.secondary-btn,
.outline-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-weight: 700;
  transition: .2s ease;
}

.call-btn {
  background: var(--orange);
  color: var(--navy);
  padding: 11px 16px;
}

.call-btn:hover,
.primary-btn:hover {
  transform: translateY(-2px);
}

.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(7,27,51,.94), rgba(7,27,51,.62)),
    url("https://images.unsplash.com/photo-1503387762-592deb58ef4e?auto=format&fit=crop&w=1600&q=80") center/cover;
  color: var(--white);
  overflow: hidden;
}

.hero:after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -120px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(246,162,26,.22);
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 40px;
  align-items: center;
}

.eyebrow,
.section-label {
  color: var(--orange);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 13px;
  margin-bottom: 12px;
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  margin-bottom: 22px;
}

.lead {
  max-width: 690px;
  font-size: 20px;
  color: rgba(255,255,255,.86);
  margin-bottom: 32px;
}

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

.primary-btn {
  background: var(--orange);
  color: var(--navy);
  padding: 14px 22px;
  box-shadow: 0 14px 30px rgba(246,162,26,.23);
}

.secondary-btn {
  color: var(--white);
  border: 1px solid rgba(255,255,255,.35);
  padding: 14px 22px;
}

.secondary-btn:hover {
  background: rgba(255,255,255,.08);
}

.hero-card {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 24px;
  padding: 30px;
  backdrop-filter: blur(14px);
  box-shadow: 0 20px 60px rgba(0,0,0,.22);
}

.hero-card h2 {
  font-size: 28px;
  margin-bottom: 12px;
}

.hero-card p {
  color: rgba(255,255,255,.78);
  margin-bottom: 22px;
}

.hero-card a {
  color: var(--yellow);
  font-weight: 800;
  font-size: 18px;
}

.features {
  background: var(--orange);
}

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

.feature-grid div {
  padding: 24px 28px;
  border-right: 1px solid rgba(7,27,51,.18);
}

.feature-grid div:last-child {
  border-right: none;
}

.feature-grid strong {
  display: block;
  color: var(--navy);
  font-size: 19px;
}

.feature-grid span {
  color: rgba(7,27,51,.78);
}

.section {
  padding: 92px 0;
}

.split {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 60px;
  align-items: start;
}

h2 {
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.18;
  color: var(--navy);
}

.about p:not(.section-label) {
  color: var(--gray);
  font-size: 18px;
  margin-bottom: 16px;
}

.services,
.projects {
  background: var(--light);
}

.center {
  text-align: center;
}

.cards {
  margin-top: 42px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 28px;
  min-height: 270px;
  box-shadow: 0 16px 38px rgba(7,27,51,.06);
}

.icon {
  width: 52px;
  height: 52px;
  border-radius: 15px;
  background: var(--navy);
  color: var(--orange);
  display: grid;
  place-items: center;
  font-weight: 900;
  margin-bottom: 24px;
}

.card h3 {
  color: var(--navy);
  font-size: 21px;
  margin-bottom: 12px;
}

.card p {
  color: var(--gray);
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin-bottom: 34px;
}

.outline-btn {
  border: 2px solid var(--orange);
  color: var(--navy);
  padding: 12px 18px;
}

.outline-btn:hover {
  background: var(--orange);
}

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

.product {
  min-height: 190px;
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(7,27,51,.08), rgba(7,27,51,.8)),
    url("https://images.unsplash.com/photo-1541976590-713941681591?auto=format&fit=crop&w=900&q=80") center/cover;
  display: flex;
  align-items: end;
  padding: 22px;
  overflow: hidden;
}

.product span {
  color: var(--white);
  font-size: 20px;
  font-weight: 800;
}

.narrow {
  max-width: 680px;
  margin: 14px auto 0;
  color: var(--gray);
}

.gallery {
  margin-top: 38px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.gallery div {
  height: 230px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  color: var(--white);
  font-weight: 800;
  background:
    linear-gradient(135deg, rgba(7,27,51,.35), rgba(7,27,51,.78)),
    url("https://images.unsplash.com/photo-1504307651254-35680f356dfd?auto=format&fit=crop&w=900&q=80") center/cover;
}

.cta {
  background: var(--navy);
  color: var(--white);
  padding: 70px 0;
}

.cta-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
}

.cta h2 {
  color: var(--white);
  max-width: 760px;
}

.contact-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 50px;
  align-items: start;
}

.contact p {
  color: var(--gray);
  font-size: 18px;
  margin-top: 14px;
}

.contact-info {
  margin-top: 28px;
  display: grid;
  gap: 12px;
}

.contact-info a,
.contact-info span {
  display: block;
  background: var(--light);
  border: 1px solid var(--border);
  padding: 14px 16px;
  border-radius: 14px;
  color: var(--navy);
  font-weight: 700;
}

.form {
  background: var(--light);
  padding: 28px;
  border-radius: 24px;
  border: 1px solid var(--border);
}

.form input,
.form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 15px 16px;
  margin-bottom: 14px;
  font-size: 16px;
  outline: none;
}

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

.full {
  width: 100%;
}

.footer {
  background: #06162a;
  color: rgba(255,255,255,.78);
  padding: 22px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 14px;
}

@media (max-width: 960px) {
  .menu {
    display: none;
  }

  .hero-content,
  .split,
  .contact-grid,
  .cta-box {
    grid-template-columns: 1fr;
  }

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

  .hero {
    min-height: auto;
    padding: 92px 0;
  }
}

@media (max-width: 640px) {
  .nav {
    height: auto;
    padding: 14px 0;
    gap: 14px;
    flex-wrap: wrap;
  }

  .call-btn {
    width: 100%;
  }

  .feature-grid,
  .cards,
  .product-grid,
  .gallery {
    grid-template-columns: 1fr;
  }

  .feature-grid div {
    border-right: none;
    border-bottom: 1px solid rgba(7,27,51,.18);
  }

  .section {
    padding: 66px 0;
  }

  .footer-inner {
    flex-direction: column;
  }
}