:root {
  --bg: #020617;
  --bg-2: #0f172a;
  --bg-3: #1e3a5f;
  --navy: #0f172a;
  --blue: #2563eb;
  --sky: #dceffd;
  --text: #e5eefc;
  --muted: #8da0bb;
  --white: #f8fbff;
  --heading: #f8fbff;
  --surface: rgba(15, 23, 42, 0.9);
  --surface-2: rgba(30, 41, 59, 0.95);
  --input-bg: rgba(2, 6, 23, 0.55);
  --input-text: #f8fbff;
  --border: rgba(148, 163, 184, 0.2);
  --accent: #8ec5ff;
  --card-text: #dceeff;
  --section-alt-bg: rgba(15, 23, 42, 0.8);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, #1e3a5f 0%, #020617 60%, #020617 100%);
  line-height: 1.6;
}

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

.hero {
  background:
    linear-gradient(135deg, rgba(9, 17, 31, 0.82), rgba(19, 59, 106, 0.76), rgba(37, 99, 235, 0.72)),
    url('https://images.unsplash.com/photo-1436491865332-7a61a109cc05?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
  color: var(--white);
  padding: 24px 24px 80px;
}

.page-hero {
  background:
    linear-gradient(135deg, rgba(9, 17, 31, 0.82), rgba(19, 59, 106, 0.76), rgba(37, 99, 235, 0.72)),
    url('https://images.unsplash.com/photo-1436491865332-7a61a109cc05?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
  color: var(--white);
  padding: 24px 24px 80px;
  min-height: 420px;
}

.gse-hero {
  background:
    linear-gradient(135deg, rgba(6, 18, 35, 0.85), rgba(23, 58, 88, 0.8), rgba(37, 99, 235, 0.72)),
    url('https://images.unsplash.com/photo-1517479149777-5f3b1511d5ad?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
}

.consulting-hero {
  background:
    linear-gradient(135deg, rgba(6, 18, 35, 0.8), rgba(18, 58, 102, 0.8), rgba(37, 99, 235, 0.7)),
    url('https://images.unsplash.com/photo-1556388158-158ea5ccacbd?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto 60px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-logo {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  padding: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-link {
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  opacity: 0.85;
}

.nav-link.active {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 6px;
}

.hero-content,
.page-hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  margin-bottom: 16px;
}

.hero-text {
  font-size: 1.08rem;
  max-width: 700px;
  margin: 0 auto 28px;
  color: #e2f0ff;
}

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

.secondary-row {
  margin-top: 16px;
}

.btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

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

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: var(--white);
}

.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 72px 24px;
}

.section-alt {
  background: var(--section-alt-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: 0 20px 40px rgba(2, 6, 23, 0.15);
}

.section-heading {
  text-align: center;
  margin-bottom: 32px;
}

.section-heading h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--heading);
  margin-bottom: 0;
}

.trust-strip {
  padding-top: 48px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 20px;
  text-align: center;
  box-shadow: 0 18px 35px rgba(2, 6, 23, 0.15);
}

.stat-card strong {
  display: block;
  font-size: 1.8rem;
  color: var(--heading);
  margin-bottom: 8px;
}

.stat-card span {
  color: var(--card-text);
  font-size: 0.95rem;
}

.about-grid,
.service-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card,
.feature,
.contact-card,
.service-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 18px 35px rgba(2, 6, 23, 0.15);
  color: var(--text);
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.service-tag {
  display: inline-block;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(142, 197, 255, 0.12);
  border: 1px solid rgba(142, 197, 255, 0.35);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service-link {
  margin-top: auto;
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

.card h3,
.feature h3,
.service-card h3 {
  color: var(--accent);
  margin-bottom: 10px;
}

.card h3,
.feature h3 {
  color: var(--accent);
  margin-bottom: 10px;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.equipment-slider {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
}

.equipment-viewport {
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  box-shadow: 0 18px 35px rgba(2, 6, 23, 0.2);
}

.equipment-track {
  display: flex;
  transition: transform 0.35s ease;
}

.equipment-slide {
  min-width: 100%;
  display: block;
}

.equipment-image {
  height: 440px;
  background: rgba(15, 23, 42, 0.2);
}

.equipment-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-btn {
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--heading);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 16px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
}

.dot.active {
  background: var(--accent);
}

.services-offered-list {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px 28px;
  box-shadow: 0 18px 35px rgba(2, 6, 23, 0.15);
}

.services-offered-list ul {
  margin: 0;
  padding-left: 20px;
  columns: 2;
  column-gap: 36px;
}

.services-offered-list li {
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.5;
}

.contact-section {
  padding-top: 24px;
}

.contact-card {
  max-width: 760px;
  margin: 0 auto;
}

.contact-form {
  margin-top: 24px;
  display: grid;
  gap: 16px;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  color: var(--heading);
}

.char-count {
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--input-bg);
  color: var(--input-text);
  font: inherit;
}

.form-group textarea {
  min-height: 160px;
  resize: vertical;
  overflow: auto;
}

.phone-input-wrap {
  display: grid;
  grid-template-columns: minmax(180px, 220px) 1fr;
  gap: 10px;
}

.phone-input-wrap input {
  min-width: 0;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #94a3b8;
}

.form-status {
  margin-top: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}

.form-status.success {
  color: #9ae6b4;
}

.form-status.error {
  color: #fca5a5;
}

.submit-btn {
  border: none;
  cursor: pointer;
  width: fit-content;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}

.contact-list li {
  margin-bottom: 10px;
}

.contact-list a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 800px) {
  .nav {
    flex-direction: column;
    gap: 16px;
    margin-bottom: 36px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .stats-grid,
  .about-grid,
  .service-preview-grid,
  .feature-list,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .equipment-slider {
    grid-template-columns: 1fr;
  }

  .slider-btn {
    display: none;
  }

  .services-offered-list ul {
    columns: 1;
  }
}

@media (max-width: 560px) {
  .hero {
    padding: 20px 16px 60px;
  }

  .section {
    padding: 56px 16px;
  }

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

  .btn {
    width: 100%;
    text-align: center;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}