@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Outfit:wght@400;500;700;800&display=swap');

:root {
  --gt-ink: #f8fafc;
  --gt-muted: #94a3b8;
  --gt-line: rgba(255, 255, 255, 0.1);
  --gt-surface: #0f172a;
  --gt-panel: rgba(30, 41, 59, 0.7);
  --gt-dark: #020617;
  --gt-deep: #000000;
  --gt-accent: #0ea5e9;
  --gt-accent-dark: #0284c7;
  --gt-blue: #38bdf8;
  --gt-purple: #8b5cf6;
  --gt-green: #10b981;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--gt-surface);
  color: var(--gt-ink);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .gt-brand {
  font-family: 'Outfit', sans-serif;
  letter-spacing: -0.02em;
}

a {
  color: var(--gt-blue);
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}

a:hover,
a:focus {
  color: var(--gt-accent);
}

/* Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.gt-nav {
  min-height: 82px;
}

.gt-brand img {
  width: 156px;
  height: auto;
  filter: brightness(0) invert(1); /* Make the dark logo white for dark mode */
}

.gt-nav-links {
  align-items: center;
  gap: 8px;
}

.gt-nav-links .nav-link {
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  margin-left: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.05);
}

.gt-nav-links .nav-link:hover,
.gt-nav-links .nav-link:focus {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
}



/* Hero Section */
.gt-hero {
  position: relative;
  min-height: 760px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gt-deep);
}

.gt-hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.95) 0%, rgba(2, 6, 23, 0.7) 50%, rgba(2, 6, 23, 0.4) 100%),
    linear-gradient(0deg, var(--gt-surface) 0%, rgba(2, 6, 23, 0) 25%),
    url("../images/banner/ai_hero_bg.png") center / cover no-repeat;
  animation: subtleZoom 20s infinite alternate;
}

@keyframes subtleZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.05); }
}

.gt-hero-content {
  position: relative;
  padding-top: 80px;
  padding-bottom: 40px;
  z-index: 10;
}

.gt-kicker,
.gt-eyebrow {
  display: inline-block;
  color: var(--gt-accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 20px;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(14, 165, 233, 0.1);
  border: 1px solid rgba(14, 165, 233, 0.2);
}

.gt-hero h1,
.gt-page-hero h1 {
  max-width: 900px;
  color: #ffffff;
  font-size: clamp(3rem, 6vw, 5.5rem);
  line-height: 1.05;
  font-weight: 800;
  margin: 0 0 26px;
  background: linear-gradient(to right, #ffffff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gt-hero-copy,
.gt-page-hero p {
  max-width: 760px;
  color: #94a3b8;
  font-size: 1.25rem;
  line-height: 1.7;
  margin-bottom: 40px;
}

.gt-hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 900px;
}

.gt-hero-proof span {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  color: #cbd5e1;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.gt-hero-proof span:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

/* Sections */
.gt-section {
  padding: 110px 0;
  position: relative;
}

.gt-section h2 {
  color: #ffffff;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: 24px;
}

.gt-section h3 {
  color: #ffffff;
  font-size: 1.35rem;
  line-height: 1.3;
  font-weight: 700;
}

.gt-lead {
  color: var(--gt-muted);
  font-size: 1.2rem;
  margin-bottom: 36px;
  line-height: 1.8;
}

.gt-rule-list {
  border-top: 1px solid var(--gt-line);
}

.gt-rule-list div {
  display: grid;
  grid-template-columns: minmax(180px, 0.38fr) 1fr;
  gap: 26px;
  border-bottom: 1px solid var(--gt-line);
  padding: 28px 0;
  transition: background 0.3s ease;
}

.gt-rule-list div:hover {
  background: rgba(255, 255, 255, 0.02);
}

.gt-rule-list strong {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 600;
}

.gt-rule-list span {
  color: var(--gt-muted);
  font-size: 1.05rem;
}

/* Dark Band (now just a glowing band) */
.gt-dark-band {
  background: linear-gradient(135deg, rgba(15, 23, 42, 1) 0%, rgba(30, 41, 59, 1) 100%);
  position: relative;
  overflow: hidden;
}

.gt-dark-band::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 50%;
  height: 200%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
}

.gt-dark-band::after {
  content: '';
  position: absolute;
  bottom: -50%;
  right: -10%;
  width: 50%;
  height: 200%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.1) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
}

/* Service Tiles */
.gt-service-tile {
  min-height: 100%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 36px 32px;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.gt-service-tile::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--gt-accent), var(--gt-purple));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gt-service-tile:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.gt-service-tile:hover::before {
  opacity: 1;
}

.gt-service-tile i {
  display: inline-flex;
  width: 56px;
  height: 56px;
  align-items: center;
  justify-content: center;
  background: rgba(14, 165, 233, 0.1);
  border: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: 12px;
  color: var(--gt-accent);
  font-size: 1.5rem;
  margin-bottom: 28px;
  transition: all 0.3s ease;
}

.gt-service-tile:hover i {
  background: var(--gt-accent);
  color: #fff;
  transform: scale(1.1) rotate(5deg);
}

.gt-service-tile p {
  color: var(--gt-muted);
  line-height: 1.7;
}

/* Market Grid */
.gt-market-grid,
.gt-naics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  background: transparent;
  border: none;
}

.gt-market-grid div,
.gt-naics-grid p {
  background: var(--gt-panel);
  border: 1px solid var(--gt-line);
  border-radius: 12px;
  padding: 32px;
  margin: 0;
  transition: all 0.3s ease;
}

.gt-market-grid div:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.gt-market-grid span {
  color: var(--gt-purple);
  display: block;
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 22px;
  opacity: 0.8;
}

.gt-market-grid p {
  color: var(--gt-muted);
}

/* Contact Section */
.gt-contact-section {
  background: var(--gt-dark);
  border-top: 1px solid var(--gt-line);
}

.gt-contact-details {
  margin-top: 32px;
}

.gt-contact-details p {
  border-top: 1px solid var(--gt-line);
  color: var(--gt-muted);
  margin: 0;
  padding: 24px 0;
}

.gt-contact-details strong {
  color: #ffffff;
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}

.gt-contact-form {
  border: 1px solid var(--gt-line);
  background: var(--gt-panel);
  border-radius: 16px;
  padding: 40px;
}

.gt-contact-form .form-label {
  color: #ffffff;
  font-weight: 600;
}

.gt-contact-form .form-control {
  min-height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.2);
  color: #ffffff;
  transition: all 0.3s ease;
}

.gt-contact-form .form-control:focus {
  background: rgba(0, 0, 0, 0.4);
  border-color: var(--gt-accent);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
  color: #ffffff;
}

.gt-contact-form textarea.form-control {
  min-height: 160px;
}

.gt-btn {
  border: 0;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--gt-accent), var(--gt-purple));
  color: #ffffff !important;
  font-weight: 700;
  padding: 14px 28px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
}

.gt-btn:hover,
.gt-btn:focus {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.5);
}

/* Sub Pages */
.gt-page-hero {
  min-height: 480px;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  background: var(--gt-deep);
  position: relative;
}

.gt-services-hero {
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.95), rgba(2, 6, 23, 0.7)),
    url("../images/banner/services_hero.png") center / cover no-repeat;
}

.gt-solutions-hero {
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.95), rgba(2, 6, 23, 0.7)),
    url("../images/banner/solutions_hero.png") center / cover no-repeat;
}

.gt-about-hero {
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.95), rgba(2, 6, 23, 0.7)),
    url("../images/banner/about_hero.png") center / cover no-repeat;
}

.gt-service-list article {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  border-bottom: 1px solid var(--gt-line);
  padding: 40px 0;
}

.gt-service-list article > span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
  color: var(--gt-purple);
  font-size: 1.5rem;
  font-weight: 800;
}

.gt-solution-stack article {
  border-left: 4px solid var(--gt-purple);
  background: var(--gt-panel);
  border-radius: 0 12px 12px 0;
  padding: 32px;
  transition: all 0.3s ease;
}

.gt-solution-stack article:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(8px);
}

.gt-proof-band {
  background: var(--gt-dark);
}

.gt-proof-item {
  min-height: 100%;
  border-top: 4px solid var(--gt-accent);
  background: var(--gt-panel);
  border-radius: 0 0 12px 12px;
  padding: 32px;
}

.gt-proof-item span {
  color: var(--gt-accent);
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 16px;
}

/* Footer */
.footer--section {
  background: var(--gt-dark) !important;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 60px 0 20px;
}

.footer--section .bg--color-theme {
  background: transparent !important;
}

.footer--section p, .footer--section a {
  color: var(--gt-muted);
}

.footer--section a:hover {
  color: #fff;
}

.footer--section .gt-brand img {
  filter: brightness(0) invert(1);
  opacity: 0.8;
}

@media (max-width: 991px) {
  .gt-nav-links {
    align-items: stretch;
    padding: 24px 0;
    background: var(--gt-dark);
    border-radius: 12px;
    margin-top: 16px;
    border: 1px solid var(--gt-line);
  }
  
  .gt-nav-links .nav-link {
    padding: 12px 24px;
  }



  .gt-hero {
    min-height: 620px;
  }

  .gt-section {
    padding: 80px 0;
  }

  .gt-market-grid,
  .gt-naics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .gt-brand img {
    width: 140px;
  }

  .gt-hero-content {
    padding-top: 100px;
    padding-bottom: 60px;
  }

  .gt-hero h1,
  .gt-page-hero h1 {
    font-size: 2.5rem;
    line-height: 1.1;
  }

  .gt-hero-copy,
  .gt-page-hero p {
    font-size: 1.1rem;
  }

  .gt-rule-list div,
  .gt-service-list article {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .gt-service-list ul {
    grid-template-columns: 1fr;
  }

  .gt-contact-form {
    padding: 24px;
  }
}

.gt-privacy-hero {
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.95), rgba(2, 6, 23, 0.7)),
    url("../images/banner/privacy_hero.png") center / cover no-repeat;
}