/* ========== MODERN DESIGN SYSTEM ========== */
:root {
  --primary: #1b2f4e;
  --primary-light: #243d61;
  --accent: #22d3ee;
  --accent-glow: rgba(34, 211, 238, 0.35);
  --gold: #fbbf24;
  --white: #ffffff;
  --gray-100: #f0f6ff;
  --gray-200: #e0eaf6;
  --gray-400: #b8cfe8;
  --gray-600: #7fa3c8;
  --glass: rgba(255, 255, 255, 0.10);
  --glass-border: rgba(255, 255, 255, 0.18);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
  --radius: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Prompt', sans-serif;
  background: var(--primary);
  color: var(--gray-200);
  line-height: 1.7;
  overflow-x: hidden;
}

/* Light sections */
.section {
  background: var(--primary);
}

.section-alt {
  background: #223456;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

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

ul {
  list-style: none;
}

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== NAVBAR ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 50px;
  width: auto;
  filter: brightness(1.2);
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255, 255, 255, 0.8);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--accent);
}

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

.nav-contact {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
}

.nav-contact i {
  font-size: 16px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 24px;
  cursor: pointer;
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: transparent;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 0 24px;
}

.hero-content .container {
  width: 100%;
  max-width: 1320px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0, 180, 216, 0.15);
  border: 1px solid rgba(0, 180, 216, 0.3);
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--accent), #48cae4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 18px;
  color: var(--gray-400);
  margin-bottom: 32px;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary,
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #0096c7);
  color: var(--white);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--white);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}



/* ========== SECTION COMMON ========== */
.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  margin: 0 auto;
  border-radius: 2px;
}

.section-desc {
  max-width: 600px;
  margin: 16px auto 0;
  color: var(--gray-400);
  font-size: 16px;
}

/* ========== ABOUT ========== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.about-image img {
  border-radius: var(--radius);
  width: 100%;
}

.about-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  border: 2px solid rgba(0, 180, 216, 0.2);
}

.about-text h3 {
  font-size: 28px;
  color: var(--white);
  margin-bottom: 20px;
  font-weight: 700;
}

.about-text p {
  color: var(--gray-400);
  font-size: 15px;
  margin-bottom: 24px;
}

.about-stats {
  display: flex;
  gap: 40px;
  margin-top: 32px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 13px;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ========== SERVICES ========== */
.section-services {
  background: linear-gradient(180deg, #1e3358 0%, #1b2f4e 100%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow);
  border-color: rgba(34, 211, 238, 0.35);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 180, 216, 0.1);
  border-radius: 12px;
  margin-bottom: 20px;
}

.service-icon img {
  width: 32px;
  height: 32px;
  filter: brightness(0) invert(1) sepia(1) saturate(3) hue-rotate(160deg);
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 14px;
  color: var(--gray-400);
  line-height: 1.6;
}

/* Service image cards */
.services-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.showcase-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.showcase-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.showcase-card:hover img {
  transform: scale(1.08);
}

.showcase-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(10, 22, 40, 0.9) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.showcase-card h4 {
  color: var(--white);
  font-size: 18px;
  font-weight: 700;
}

/* ========== LOCATION ========== */
.section-location {
  background: #1b2f4e;
}

.map-container {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow);
}

.map-container iframe {
  width: 100%;
  height: 450px;
  border: none;
  filter: grayscale(0.1) brightness(0.95);
}

/* ========== CONTACT ========== */
.section-contact {
  background: linear-gradient(180deg, #213558 0%, #1b2f4e 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.contact-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.35);
  box-shadow: var(--shadow);
  background: rgba(255, 255, 255, 0.12);
}

.contact-card h4 {
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 20px;
  font-weight: 700;
}

.contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.contact-item i {
  color: var(--accent);
  font-size: 16px;
  margin-top: 4px;
  min-width: 20px;
}

.contact-item span {
  font-size: 14px;
  color: var(--gray-400);
  line-height: 1.6;
}

.contact-item strong {
  color: var(--white);
}

/* ========== FOOTER ========== */
.footer {
  background: #14233a;
  border-top: 1px solid var(--glass-border);
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo img {
  height: 50px;
  margin-bottom: 16px;
  filter: brightness(1.2);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--gray-400);
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.footer h4 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links a {
  display: block;
  font-size: 14px;
  color: var(--gray-400);
  padding: 6px 0;
  transition: all var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 8px;
}

.footer-contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--gray-400);
}

.footer-contact-item i {
  color: var(--accent);
  min-width: 18px;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--gray-600);
}

.back-to-top {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--accent);
  color: var(--white);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 15px var(--accent-glow);
}

/* ========== ANIMATIONS ========== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 992px) {
  .nav-links {
    display: none;
  }

  .nav-contact {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-showcase {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Mobile menu */
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }

  .nav-links.open a {
    font-size: 20px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

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

  .services-showcase {
    grid-template-columns: 1fr;
  }

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

  .hero h1 {
    font-size: 32px;
  }

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

  .about-stats {
    gap: 24px;
  }
}