/* Vigitech Modern - 2026 Revival
   Built on original color system with major visual & UX upgrades
*/

:root {
  --primary-100: #003EB3;
  --primary-300: #0074F0;
  --primary-500: #14A9FF;
  --primary-700: #85DCFF;
  --gray-900: #111111;
  --gray-700: #333333;
  --gray-500: #595959;
  --gray-300: #999999;
  --gray-100: #F5F5F5;
  --white: #FFFFFF;
  --success: #199033;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 20px 40px rgba(0, 62, 179, 0.15);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--gray-900);
  line-height: 1.6;
  background-color: var(--white);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding: 1rem 0;
}

.navbar-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary-100);
  text-decoration: none;
  letter-spacing: -1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--primary-100);
}

.nav-cta {
  background: var(--primary-100);
  color: white !important;
  padding: 0.65rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(0, 62, 179, 0.3);
}

.nav-cta:hover {
  background: #002d80;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 62, 179, 0.4);
}

.burger {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-100);
  cursor: pointer;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(rgba(0, 46, 128, 0.65), rgba(0, 62, 179, 0.55)), url('public/hero-bg.jpg') center/cover no-repeat;
  color: white;
  padding-top: 80px;
}

.hero-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.1;
  margin: 0 0 1.25rem;
  letter-spacing: -2px;
}

.hero-text p {
  font-size: 1.25rem;
  max-width: 520px;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--white);
  color: var(--primary-100);
  box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.btn-secondary:hover {
  background: white;
  color: var(--primary-100);
}

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

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 1rem;
}

.section-header p {
  font-size: 1.15rem;
  color: var(--gray-500);
}

/* ===== ABOUT ===== */
.about {
  background: var(--gray-100);
}

.about-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text h3 {
  font-size: 2rem;
  margin-bottom: 1.25rem;
  color: var(--primary-100);
}

.about-text p {
  color: var(--gray-700);
  margin-bottom: 1.5rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
  background: white;
  padding: 1.5rem 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-100);
  display: block;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-top: 0.35rem;
}

/* ===== SERVICES ===== */
.services-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.service-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: var(--transition);
}

.service-card:hover img {
  transform: scale(1.05);
}

.service-content {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-content h3 {
  font-size: 1.35rem;
  margin: 0 0 0.75rem;
  color: var(--gray-900);
}

.service-content p {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.7;
  flex: 1;
  margin-bottom: 1.25rem;
}

.service-content .btn {
  align-self: flex-start;
  padding: 0.7rem 1.6rem;
  font-size: 0.9rem;
  background: var(--primary-100);
  color: white;
}

/* ===== PROCESS ===== */
.process {
  background: var(--gray-100);
}

.process-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.process-step {
  background: white;
  padding: 2rem 1.75rem;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
}

.process-step .number {
  width: 52px;
  height: 52px;
  background: var(--primary-100);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.35rem;
  margin: 0 auto 1.25rem;
}

.process-step h4 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial {
  background: white;
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.testimonial p {
  font-style: italic;
  color: var(--gray-700);
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-author strong {
  display: block;
  color: var(--gray-900);
}

.testimonial-author span {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ===== FINAL CTA ===== */
.final-cta {
  background: linear-gradient(135deg, var(--primary-100), #002d80);
  color: white;
  text-align: center;
  padding: 4.5rem 2rem;
}

.final-cta h2 {
  font-size: 2.3rem;
  margin-bottom: 1rem;
}

.final-cta p {
  max-width: 520px;
  margin: 0 auto 2rem;
  opacity: 0.9;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-900);
  color: #ccc;
  padding: 3.5rem 0 2rem;
  font-size: 0.95rem;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}

.footer h4 {
  color: white;
  margin-bottom: 1.25rem;
  font-size: 1.1rem;
}

.footer a {
  color: #ccc;
  text-decoration: none;
  display: block;
  margin-bottom: 0.6rem;
  transition: var(--transition);
}

.footer a:hover {
  color: var(--primary-500);
}

.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 3rem;
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: #777;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text p {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 2rem;
    box-shadow: var(--shadow);
    border-top: 1px solid #eee;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .burger {
    display: block;
  }
  
  .hero-text h1 {
    font-size: 2.4rem;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .stats {
    grid-template-columns: 1fr;
  }
}

/* Floating WhatsApp button */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #25D366;
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
  z-index: 999;
  text-decoration: none;
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
}