:root {
  --dark: #111827;
  --darker: #030712;
  --red: #dc2626;
  --red-dark: #b91c1c;
  --grey: #6b7280;
  --light: #f3f4f6;
  --white: #ffffff;
  --border: #e5e7eb;
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.14);
}

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

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.site-header {
  background: var(--darker);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 50;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 6%;
  background: #020617;
  font-size: 0.9rem;
  color: #d1d5db;
}

.top-bar a {
  color: var(--white);
  text-decoration: none;
  font-weight: bold;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 6%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--white);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-image {
  width: 72px;
  height: 72px;
  object-fit: contain;
  display: block;
  filter: invert(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  color: #e5e7eb;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--white);
}

.menu-toggle {
  display: none;
  background: none;
  color: var(--white);
  border: 0;
  font-size: 2rem;
  cursor: pointer;
}

.hero {
  min-height: 680px;
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 40px;
  align-items: center;
  padding: 90px 6%;
  color: var(--white);
  background:
    linear-gradient(120deg, rgba(3, 7, 18, 0.94), rgba(17, 24, 39, 0.82)),
    radial-gradient(circle at top right, rgba(220, 38, 38, 0.45), transparent 35%);
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-weight: 800;
  font-size: 0.8rem;
  margin-bottom: 10px;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 1;
  letter-spacing: -0.06em;
  margin-bottom: 22px;
}

.hero-text {
  color: #d1d5db;
  font-size: 1.15rem;
  max-width: 680px;
  margin-bottom: 32px;
}

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

.btn {
  display: inline-block;
  border: 0;
  border-radius: 999px;
  padding: 13px 22px;
  text-decoration: none;
  font-weight: 800;
  cursor: pointer;
  font-size: 0.95rem;
  transition: 0.2s ease;
}

.btn-primary {
  background: var(--red);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--white);
  color: var(--dark);
}

.btn-secondary:hover {
  transform: translateY(-2px);
}

.hero-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  padding: 34px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-card h2 {
  margin-bottom: 16px;
  font-size: 1.6rem;
}

.hero-card ul {
  list-style: none;
}

.hero-card li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  color: #f9fafb;
}

.hero-card li::before {
  content: "✓";
  color: var(--red);
  font-weight: bold;
  margin-right: 10px;
}

.section {
  padding: 80px 6%;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading h2,
.split-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.05em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.section-heading p {
  color: var(--grey);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  max-width: 1180px;
  margin: 0 auto;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.service-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  background: #fee2e2;
  border-radius: 16px;
  margin-bottom: 18px;
  font-size: 1.5rem;
}

.service-card h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

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

.split-section {
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  gap: 40px;
  align-items: center;
  padding: 80px 6%;
  background: var(--white);
}

.split-section p {
  color: var(--grey);
  margin-bottom: 16px;
}

.about-panel {
  background: var(--dark);
  color: var(--white);
  border-radius: 24px;
  padding: 34px;
  box-shadow: var(--shadow);
}

.about-panel h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.about-panel p {
  color: #d1d5db;
}

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

.dark-section .section-heading p {
  color: #d1d5db;
}

.why-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.why-item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 28px;
  border-radius: 20px;
}

.why-item h3 {
  margin-bottom: 10px;
}

.why-item p {
  color: #d1d5db;
}

.contact-section {
  background: var(--light);
}

.contact-layout {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 0.75fr;
  gap: 28px;
}

.contact-form,
.contact-details {
  background: var(--white);
  border-radius: 22px;
  padding: 30px;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.08);
  border: 1px solid var(--border);
}

.contact-form {
  display: grid;
  gap: 12px;
}

.contact-form label {
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 3px solid rgba(220, 38, 38, 0.18);
  border-color: var(--red);
}

.contact-details h3 {
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.contact-details p {
  margin-bottom: 18px;
  color: var(--grey);
}

.contact-details a {
  color: var(--red);
  font-weight: 800;
  text-decoration: none;
}

.small-note {
  font-size: 0.9rem;
  background: #fef2f2;
  padding: 14px;
  border-radius: 14px;
}

.site-footer {
  background: var(--darker);
  color: #d1d5db;
  text-align: center;
  padding: 24px 6%;
}

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

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

  .hero {
    min-height: auto;
  }
}

@media (max-width: 700px) {
  .top-bar {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 82px;
    background: var(--darker);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 6%;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }

  .nav-links.active {
    display: flex;
  }

  .services-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .section,
  .split-section,
  .hero {
    padding: 60px 5%;
  }

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

  .btn {
    text-align: center;
  }
}