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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: #0D1B2A;
  color: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  color: #ffffff;
  font-weight: 600;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1.5rem; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }

p {
  color: #A8DADC;
  font-size: 1rem;
  line-height: 1.7;
}

a {
  color: #A8DADC;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #ffffff;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 8px;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ========== HEADER / NAVIGATION ========== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(13, 27, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(168, 218, 220, 0.1);
  padding: 0 1rem;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-family: 'Poppins', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.03em;
}

.logo span {
  color: #457B9D;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: #A8DADC;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.3s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: #457B9D;
  transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active,
.nav-links a[aria-current="page"] {
  color: #ffffff;
}

.nav-links a:hover::after,
.nav-links a.active::after,
.nav-links a[aria-current="page"]::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  cursor: pointer;
  gap: 5px;
  z-index: 1100;
  position: relative;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: #A8DADC;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Full-screen overlay menu */
.overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(13, 27, 42, 0.98);
  backdrop-filter: blur(12px);
  z-index: 1050;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 2rem;
}

.overlay.open {
  display: flex;
}

.overlay a {
  font-family: 'Poppins', sans-serif;
  font-size: 2rem;
  color: #A8DADC;
  font-weight: 600;
  transition: color 0.3s, transform 0.3s;
}

.overlay a:hover,
.overlay a.active,
.overlay a[aria-current="page"] {
  color: #ffffff;
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }
}

/* ========== HERO SECTION ========== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: #0D1B2A url('https://images.unsplash.com/photo-1469854523086-cc02fe5d8800?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
  overflow: hidden;
  padding: 2rem;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 27, 42, 0.85) 0%, rgba(69, 123, 157, 0.5) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  color: #ffffff;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.2rem;
  color: #A8DADC;
  margin-bottom: 2rem;
  font-weight: 300;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-block;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  padding: 0.9rem 2.2rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(69, 123, 157, 0.3);
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, #457B9D, #1D3557);
  color: #ffffff;
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 25px rgba(69, 123, 157, 0.5);
}

.btn-secondary {
  background: linear-gradient(135deg, #A8DADC, #457B9D);
  color: #0D1B2A;
}

.btn-secondary:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 25px rgba(168, 218, 220, 0.4);
}

/* ========== SECTIONS ========== */
.section {
  padding: 5rem 0;
  position: relative;
}

.section-alt {
  background: linear-gradient(180deg, #0D1B2A 0%, #1B2838 100%);
}

.section-divider {
  position: relative;
  height: 1px;
  background: linear-gradient(90deg, transparent, #457B9D, transparent);
  margin: 2rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.section-divider::after {
  content: '●';
  color: #A8DADC;
  font-size: 0.8rem;
  background: #0D1B2A;
  padding: 0 1rem;
  position: absolute;
  top: -0.4rem;
}

/* ========== CARDS ========== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background: rgba(69, 123, 157, 0.1);
  border: 1px solid rgba(168, 218, 220, 0.15);
  border-radius: 12px;
  padding: 2rem;
  transition: all 0.4s ease;
  backdrop-filter: blur(4px);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(69, 123, 157, 0.3);
  border-color: #457B9D;
}

.card h3 {
  margin-bottom: 0.8rem;
  color: #ffffff;
}

.card p {
  color: #A8DADC;
  font-size: 0.95rem;
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1.2rem;
}

/* ========== CONTACT / ADDRESS BLOCK ========== */
.contact-block {
  background: rgba(69, 123, 157, 0.08);
  border: 1px solid rgba(168, 218, 220, 0.2);
  border-radius: 12px;
  padding: 2.5rem;
  max-width: 600px;
  margin: 2rem auto;
}

.contact-block address {
  font-style: normal;
  color: #A8DADC;
  line-height: 2;
  font-size: 1.1rem;
}

.contact-block address strong {
  color: #ffffff;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
}

.contact-block .company-name {
  font-family: 'Poppins', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.5rem;
  display: block;
}

/* ========== FOOTER ========== */
footer {
  background: #0a1522;
  border-top: 1px solid rgba(168, 218, 220, 0.1);
  padding: 3rem 0 1.5rem;
  margin-top: 3rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.footer-col h4 {
  font-family: 'Poppins', sans-serif;
  color: #ffffff;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.footer-col p,
.footer-col a {
  color: #A8DADC;
  font-size: 0.9rem;
  line-height: 2;
}

.footer-col a:hover {
  color: #ffffff;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(168, 218, 220, 0.1);
  padding-top: 1.5rem;
  margin-top: 2rem;
  color: #A8DADC;
  font-size: 0.85rem;
}

/* ========== SCROLL ANIMATIONS ========== */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .hero {
    min-height: 70vh;
    clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: 60vh;
    clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
    padding: 1rem;
  }

  .hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .card {
    padding: 1.5rem;
  }

  .contact-block {
    padding: 1.5rem;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 3rem 0;
  }

  .btn {
    padding: 0.7rem 1.5rem;
    font-size: 0.9rem;
  }

  .overlay a {
    font-size: 1.5rem;
  }
}