/* ---------- CSS (Enhanced Luxury Premium Version) ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(145deg, #F8F9FC 0%, #FFFFFF 100%);
  color: #111827;
  line-height: 1.5;
  overflow-x: hidden;
  position: relative;
}

/* Background canvas for network lines – subtle and elegant */
#networkCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.25;
  filter: blur(0.5px);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}

/* Typography – refined with softer letter spacing */
h1, h2, h3 {
  font-weight: 600;
  letter-spacing: -0.025em;
}

h1 {
  font-size: 3.8rem;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, #0A2A3A, #1C5A78);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

h2 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 0;
  width: 70px;
  height: 4px;
  background: linear-gradient(90deg, #1C5A78, #5FA8D3);
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2::after {
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
}

.section-subhead {
  font-size: 1.2rem;
  color: #4B5563;
  max-width: 700px;
  margin: 1rem auto 0;
  font-weight: 400;
  letter-spacing: -0.01em;
}

/* Buttons – elegant, with refined hover */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #0F2B3D;
  color: white;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: 60px;
  text-decoration: none;
  transition: all 0.35s cubic-bezier(0.2, 0.9, 0.4, 1.1);
  border: none;
  font-size: 1rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.5s;
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

.btn-outline {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.4);
  color: #ffffff;
  backdrop-filter: blur(4px);
  box-shadow: none;
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.8);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.btn-primary:hover {
  background: #1C5A78;
  transform: translateY(-2px);
  box-shadow: 0 12px 20px -12px rgba(28,90,120,0.4);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* Navbar – elevated with subtle glass effect */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  flex-wrap: wrap;
  gap: 1rem;
  transition: all 0.4s ease;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
}

.logo-text {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #0A2A3A, #1C5A78);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
  z-index: 1;
}

.logo-dot {
  width: 8px;
  height: 8px;
  background: #1C5A78;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
  box-shadow: 0 0 0 2px rgba(28,90,120,0.2);
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.4); opacity: 1; }
  100% { transform: scale(1); opacity: 0.7; }
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  font-weight: 500;
  color: #2C3E50;
  transition: color 0.25s;
  position: relative;
  letter-spacing: -0.01em;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #1C5A78, #5FA8D3);
  transition: width 0.3s;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a:hover {
  color: #0A2A3A;
}

/* Hero Section – cinematic with smooth gradient overlay */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding: 4rem 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('https://images.unsplash.com/photo-1558494949-ef010cbdcc31?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=80');
  background-size: cover;
  background-position: center;
  filter: brightness(0.3) contrast(1.05);
  z-index: -1;
  transform: scale(1.02);
  animation: slowZoom 20s infinite alternate;
}

@keyframes slowZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.08); }
}

.hero-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  flex-wrap: wrap;
}

.hero-content {
  flex: 1.2;
  color: white;
  text-shadow: 0 2px 12px rgba(0,0,0,0.2);
  backdrop-filter: blur(2px);
  border-radius: 40px;
  padding: 1rem;
}

.hero-content h1 {
  color: white;
  background: none;
  -webkit-background-clip: unset;
  background-clip: unset;
  text-shadow: 0 2px 15px rgba(0,0,0,0.3);
}

.hero-content p {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.92);
  max-width: 600px;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.hero-badge {
  background: rgba(28,90,120,0.75);
  backdrop-filter: blur(10px);
  color: white;
  padding: 0.35rem 1.1rem;
  border-radius: 40px;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 1.5rem;
  width: fit-content;
  letter-spacing: 0.3px;
  border: 1px solid rgba(255,255,255,0.2);
}

.hero-visual {
  flex: 0.8;
  display: flex;
  justify-content: center;
  align-items: center;
}

.network-sphere {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(28,90,120,0.25) 0%, rgba(15,43,61,0) 70%);
  border-radius: 50%;
  position: relative;
  animation: float 7s ease-in-out infinite;
  backdrop-filter: blur(2px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.network-sphere::before,
.network-sphere::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.35);
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  animation: ripple 3.5s infinite;
}

.network-sphere::after {
  animation-delay: 1.2s;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

@keyframes ripple {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.45); opacity: 0; }
}

/* Cards Grid – refined, with subtle gradients and depth */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 3rem 0 2rem;
}

.service-card {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  border-radius: 32px;
  padding: 2rem 1.8rem;
  transition: all 0.45s cubic-bezier(0.2, 0.9, 0.4, 1.2);
  border: 1px solid rgba(226,232,240,0.4);
  box-shadow: 0 12px 28px -10px rgba(0,0,0,0.05);
}

.service-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(28,90,120,0.3);
  box-shadow: 0 30px 40px -15px rgba(0,0,0,0.15);
  background: white;
}

.card-icon {
  font-size: 2.6rem;
  color: #1C5A78;
  margin-bottom: 1.5rem;
  transition: transform 0.4s;
}

.service-card:hover .card-icon {
  transform: scale(1.1);
}

/* Approach Section – more elegant */
.approach {
  background: linear-gradient(145deg, #FFFFFF 0%, #F8FAFE 100%);
  border-radius: 56px;
  padding: 3rem 2rem;
  margin: 4rem 0;
  box-shadow: 0 24px 40px -16px rgba(0,0,0,0.08);
  border: 1px solid #EDF2F7;
}

.approach-header {
  text-align: center;
  margin-bottom: 2rem;
}

.approach-header i {
  font-size: 2.6rem;
  color: #1C5A78;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.approach-header h2::after {
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
}

.steps {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 2rem;
}

.step-item {
  flex: 1;
  min-width: 140px;
  text-align: center;
  padding: 1rem;
  transition: transform 0.3s;
}

.step-item:hover {
  transform: translateY(-5px);
}

.step-number {
  font-weight: 800;
  font-size: 2.2rem;
  background: linear-gradient(135deg, #1C5A78, #5FA8D3);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.5rem;
}

.approach-cta {
  text-align: center;
  margin-top: 2rem;
  background: rgba(28,90,120,0.06);
  display: inline-block;
  width: auto;
  margin-left: auto;
  margin-right: auto;
  padding: 0.7rem 1.6rem;
  border-radius: 60px;
  font-size: 0.95rem;
  border: 1px solid rgba(28,90,120,0.15);
  font-weight: 500;
}

/* Contact Section – luxurious card */
.section-header {
    padding-top: 2rem;
    }
.contact-section {
  background: white;
  border-radius: 40px;
  box-shadow: 0 28px 42px -16px rgba(0,0,0,0.1);
  padding: 3rem 2.5rem;
  margin: 3rem 0 4rem;
  border: 1px solid #EDF2F7;
  transition: transform 0.35s;
}

.contact-section:hover {
  transform: translateY(-5px);
  box-shadow: 0 32px 48px -20px rgba(0,0,0,0.12);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.form-group {
  margin-bottom: 1.5rem;
}

/* Add slight vertical gap between first form field and text above */
.contact-grid > div:first-child p {
  margin-bottom: 1.8rem;
}

input, textarea {
  width: 100%;
  padding: 1rem 1.2rem;
  border: 1px solid #E2E8F0;
  border-radius: 28px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  transition: all 0.2s;
  background: #FFFFFF;
}

input:focus, textarea:focus {
  outline: none;
  border-color: #1C5A78;
  box-shadow: 0 0 0 4px rgba(28,90,120,0.08);
}

.support-highlight {
  background: linear-gradient(135deg, #F8FAFE, #FFFFFF);
  border-radius: 32px;
  padding: 1.8rem;
  border: 1px solid #E2E8F0;
  box-shadow: 0 8px 20px -8px rgba(0,0,0,0.03);
}

.support-highlight i {
  font-size: 2rem;
  color: #0A2A3A;
  margin-bottom: 1rem;
}

.support-highlight ul {
  list-style: none;
  margin-top: 1rem;
}

.support-highlight li {
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.support-highlight li i {
  font-size: 1rem;
  color: #1C5A78;
  margin: 0;
}

/* Phone input group with static prefix – refined */
.phone-field {
  margin-bottom: 1.5rem;
}

.phone-input-group {
  display: flex;
  align-items: center;
  border: 1px solid #E2E8F0;
  border-radius: 28px;
  background: white;
  transition: all 0.2s;
}

.phone-input-group:focus-within {
  border-color: #1C5A78;
  box-shadow: 0 0 0 4px rgba(28,90,120,0.08);
}

.phone-prefix {
  padding: 1rem 1rem 1rem 1.2rem;
  font-size: 1rem;
  color: #1F2A3A;
  background: transparent;
  border-right: 1px solid #E2E8F0;
  font-weight: 500;
}

.phone-input-group input {
  flex: 1;
  border: none !important;
  border-radius: 28px !important;
  padding: 1rem 1.2rem !important;
  outline: none;
  box-shadow: none !important;
}

.phone-input-group input:focus {
  box-shadow: none !important;
}

/* Footer */
footer {
  border-top: 1px solid #EFF3F8;
  padding: 2rem 0 2.5rem;
  margin-top: 2rem;
  text-align: center;
  color: #6B7280;
  font-size: 0.9rem;
}

/* Animations – smoother */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.9s cubic-bezier(0.2, 0.9, 0.4, 1), transform 0.9s cubic-bezier(0.2, 0.9, 0.4, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ----- Enhanced Mobile Responsiveness ----- */
@media (max-width: 1024px) {
  h1 {
    font-size: 3.2rem;
  }
  h2 {
    font-size: 2.2rem;
  }
  .hero-content p {
    font-size: 1.1rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  h1 {
    font-size: 2.5rem;
  }
  h2 {
    font-size: 1.8rem;
  }
  .section-header {
    padding-top: 2rem;
  }
  .section-subhead {
    font-size: 1rem;
    padding: 0 1rem;
  }

  /* Navbar: better vertical spacing */
  .navbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .nav-links {
    width: 100%;
    justify-content: space-around;
    gap: 1rem;
  }
  .nav-links a {
    font-size: 0.95rem;
  }

  /* Hero: full width, centered, visual hidden */
  .hero {
    min-height: 70vh;
    padding: 2rem 0;
  }
  .hero-grid {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }
  .hero-content {
    padding: 0;
  }
  .hero-content p {
    font-size: 1rem;
    max-width: 100%;
  }
  .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.2rem !important;   /* <-- CLEAR VERTICAL GAP BETWEEN BUTTONS */
  }
  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }
  .hero-visual {
    display: none; /* hide sphere on mobile */
  }

  /* Cards: single column, better touch area */
  .cards-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .service-card {
    padding: 1.5rem;
  }
  .service-card h3 {
    font-size: 1.3rem;
  }

  /* Approach: reduce padding, make steps vertical */
  .approach {
    padding: 2rem 1rem;
    margin: 2rem 0;
    border-radius: 32px;
  }
  .steps {
    flex-direction: column;
    gap: 1rem;
  }
  .step-item {
    min-width: auto;
    padding: 0.5rem;
  }
  .step-number {
    font-size: 1.8rem;
  }
  .approach-cta {
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
  }

  /* Contact section: single column */
  .contact-section {
    padding: 2rem 1.5rem;
    margin: 2rem 0;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* Form inputs larger for touch */
  input, textarea, .btn {
    font-size: 1rem;
    padding: 0.9rem 1.2rem;
  }

  /* Phone input group adjust */
  .phone-prefix {
    padding: 0.9rem 0.8rem 0.9rem 1rem;
  }
  .phone-input-group input {
    padding: 0.9rem 1rem !important;
  }

  /* Support highlight */
  .support-highlight {
    padding: 1.5rem;
  }
  .support-highlight ul li {
    font-size: 0.9rem;
  }

  /* Footer */
  footer {
    padding: 1.5rem 0;
  }
  footer p {
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.5rem;
  }
  .hero-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.8rem;
  }

  .nav-links {
    gap: 1.2rem;
  }
  .nav-links a {
    font-size: 0.85rem;
  }

  .service-card {
    padding: 1.2rem;
  }
  .card-icon {
    font-size: 2rem;
  }

  .approach-header i {
    font-size: 2rem;
  }
  .step-number {
    font-size: 1.5rem;
  }

  .contact-section {
    padding: 1.5rem;
  }
  .support-highlight h4 {
    font-size: 1.2rem;
  }

  /* Keep consistent gap on extra small screens */
  .hero-buttons {
    gap: 1.8rem !important;   /* same vertical gap */
  }
}