/* Base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #0f172a;
  background-color: #0b1120; /* deep slate blue, construction/industrial feel */
  line-height: 1.6;
}

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

/* Layout */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.narrow {
  max-width: 760px;
}

/* Header & Navigation */
.site-header {
  background: rgba(15, 23, 42, 0.96);
  border-bottom: 1px solid rgba(148, 163, 184, 0.5);
  backdrop-filter: blur(10px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0.5rem 0;
  gap: 1.5rem;
}

.logo-img img {
  height: 48px;
  width: auto;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.6));
}

/* Make nav wrap nicely on mobile */
.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
}

.nav a {
  margin-left: 1.25rem;
  text-decoration: none;
  font-size: 0.95rem;
  color: #e5e7eb;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}

.nav a:hover {
  color: #fbbf24; /* construction yellow accent */
}

.nav a.active {
  color: #fbbf24;
  border-bottom-color: #fbbf24;
}

/* Hero */
.hero {
  padding: 3.5rem 0 3rem;
  color: #e5e7eb;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(248, 250, 252, 0.08), transparent 55%),
    radial-gradient(circle at bottom right, rgba(59, 130, 246, 0.16), transparent 60%),
    repeating-linear-gradient(
      -45deg,
      rgba(148, 163, 184, 0.12),
      rgba(148, 163, 184, 0.12) 1px,
      transparent 1px,
      transparent 12px
    );
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(15, 23, 42, 0.0), rgba(15, 23, 42, 0.7));
  pointer-events: none;
}

.hero-small {
  padding: 3rem 0 2rem;
  color: #e5e7eb;
  background:
    radial-gradient(circle at top, rgba(248, 250, 252, 0.04), transparent 55%),
    repeating-linear-gradient(
      -45deg,
      rgba(75, 85, 99, 0.2),
      rgba(75, 85, 99, 0.2) 1px,
      transparent 1px,
      transparent 16px
    );
  border-bottom: 1px solid rgba(148, 163, 184, 0.4);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
  gap: 2.5rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.3rem, 3vw, 2.9rem);
  margin-bottom: 1rem;
  text-shadow: 0 12px 30px rgba(15, 23, 42, 0.7);
}

.hero p {
  margin-bottom: 1.5rem;
  color: #cbd5f5;
}

.hero-card {
  background: linear-gradient(145deg, #0f172a, #020617);
  border-radius: 1rem;
  padding: 1.75rem;
  box-shadow:
    0 18px 45px rgba(15, 23, 42, 0.9),
    0 0 0 1px rgba(148, 163, 184, 0.35);
  border: 1px solid rgba(15, 23, 42, 0.7);
}

.hero-card h2 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: #fbbf24;
}

.hero-card ul {
  margin: 0;
  padding-left: 1.25rem;
  color: #e5e7eb;
}

/* Regions strip */
.regions-strip {
  padding: 1.2rem 0;
  background: linear-gradient(90deg, #111827, #020617);
  border-top: 1px solid rgba(31, 41, 55, 0.9);
  border-bottom: 1px solid rgba(31, 41, 55, 0.9);
}

.regions-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: #e5e7eb;
  font-size: 0.9rem;
}

.regions-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  font-size: 0.75rem;
  color: #9ca3af;
}

.regions-items {
  font-weight: 500;
}

/* Sections */
.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.85), #020617);
  border-top: 1px solid rgba(15, 23, 42, 0.9);
  border-bottom: 1px solid rgba(15, 23, 42, 0.9);
}

.section-alt .section-title,
.section-alt p,
.section-alt li {
  color: #e5e7eb;
}

.section-title {
  font-size: 1.6rem;
  margin-bottom: 2rem;
  text-align: center;
  color: #e5e7eb;
}

/* Grid */
.grid {
  display: grid;
  gap: 1.75rem;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

/* Cards */
.card {
  background: radial-gradient(circle at top left, #111827, #020617);
  border-radius: 0.9rem;
  padding: 1.5rem;
  box-shadow:
    0 14px 35px rgba(15, 23, 42, 0.9),
    0 0 0 1px rgba(30, 64, 175, 0.4);
  border: 1px solid rgba(15, 23, 42, 0.8);
  color: #e5e7eb;
}

.feature-card h3,
.service-card h3 {
  margin-top: 0;
  color: #fbbf24;
}

.testimonial p {
  font-style: italic;
  color: #e5e7eb;
}

.testimonial-name {
  display: inline-block;
  margin-top: 0.75rem;
  font-weight: 500;
  color: #fbbf24;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.18s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn.primary {
  background: linear-gradient(135deg, #fbbf24, #f97316);
  color: #111827;
  border-color: #fbbf24;
  box-shadow: 0 14px 35px rgba(248, 181, 0, 0.45);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(248, 181, 0, 0.55);
}

.btn.outline {
  background-color: transparent;
  color: #e5e7eb;
  border-color: rgba(148, 163, 184, 0.8);
}

.btn.outline:hover {
  border-color: #fbbf24;
  color: #fbbf24;
}

.btn.full-width {
  width: 100%;
}

/* CTA Section */
.cta-section {
  text-align: center;
  background: radial-gradient(circle at top, rgba(248, 250, 252, 0.04), transparent 55%);
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
  color: #e5e7eb;
}

/* Services */
.service-list {
  margin-top: 0.75rem;
  padding-left: 1.1rem;
  color: #cbd5f5;
}

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.3fr);
  gap: 2rem;
  align-items: flex-start;
}

.contact-info p {
  color: #cbd5f5;
}

.contact-details {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  color: #e5e7eb;
}

.contact-details li + li {
  margin-top: 0.4rem;
}

.contact-form-card {
  padding: 1.75rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
  color: #cbd5f5;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border-radius: 0.5rem;
  border: 1px solid #4b5563;
  font: inherit;
  resize: vertical;
  background-color: #020617;
  color: #e5e7eb;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #6b7280;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #fbbf24;
  box-shadow: 0 0 0 1px rgba(248, 191, 36, 0.5);
}

.form-note {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: #9ca3af;
}

/* Footer */
.site-footer {
  padding: 1.5rem 0 2rem;
  border-top: 1px solid rgba(55, 65, 81, 0.9);
  background-color: #020617;
  margin-top: 2rem;
}

.footer-content {
  text-align: center;
  font-size: 0.9rem;
  color: #9ca3af;
}

.footer-subtext {
  margin-top: 0.25rem;
  font-size: 0.8rem;
  color: #6b7280;
}

/* Responsive */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.75rem 0;
  }

  .nav {
    justify-content: flex-start;
  }

  .nav a {
    margin-left: 0;
    margin-right: 1rem;
    margin-top: 0.25rem;
  }

  .hero-content {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    padding-top: 2.5rem;
  }

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