@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-primary: #0f1115;
  --bg-secondary: #1a1d24;
  --bg-tertiary: #242832;
  
  --text-primary: #f8f9fa;
  --text-secondary: #adb5bd;
  --text-muted: #6c757d;
  
  --accent-primary: #4361ee;
  --accent-secondary: #7209b7;
  --accent-gradient: linear-gradient(135deg, #4361ee 0%, #7209b7 100%);
  --accent-glow: rgba(67, 97, 238, 0.4);
  
  --glass-bg: rgba(26, 29, 36, 0.7);
  --glass-border: rgba(255, 255, 255, 0.08);
  
  --font-main: 'Inter', sans-serif;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: #fff;
  text-decoration: none;
}

/* Glassmorphism Utilities */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
}

/* Typography Utilities */
.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Navbar */
.navbar-modern {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition-normal);
  background: transparent;
}

.navbar-modern.scrolled {
  background: rgba(15, 17, 21, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
  padding: 0.7rem 0;
}

.navbar-brand-modern {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -1px;
}

.nav-link-modern {
  color: var(--text-secondary);
  font-weight: 500;
  margin: 0 1rem;
  position: relative;
}

.nav-link-modern::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: var(--transition-normal);
}

.nav-link-modern:hover::after,
.nav-link-modern.active::after {
  width: 100%;
}

.nav-link-modern:hover,
.nav-link-modern.active {
  color: var(--text-primary);
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: radial-gradient(circle at 20% 30%, rgba(67, 97, 238, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 80% 70%, rgba(114, 9, 183, 0.15) 0%, transparent 50%);
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -2px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.btn-modern {
  padding: 12px 28px;
  border-radius: 30px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-normal);
  border: none;
  cursor: pointer;
}

.btn-primary-modern {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary-modern:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-glow);
  color: white;
}

/* Carousel Adjustments for Hero */
.hero-carousel {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  border: 1px solid var(--glass-border);
}

/* Section Common */
.section-modern {
  padding: 100px 0;
}

.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 1rem;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  font-size: 1.1rem;
}

/* Systems Cards */
.system-card {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: 2rem;
  height: 100%;
  border: 1px solid var(--glass-border);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.system-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-normal);
}

.system-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.3);
  border-color: rgba(67, 97, 238, 0.3);
}

.system-card:hover::before {
  transform: scaleX(1);
}

.system-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(67, 97, 238, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--accent-primary);
  margin-bottom: 1.5rem;
}

.system-card img {
  border-radius: 8px;
  margin-bottom: 1.5rem;
  width: 100%;
  height: 160px;
  object-fit: cover;
}

/* Gallery */
.gallery-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 30px;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: auto;
  transition: var(--transition-slow);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 17, 21, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
  backdrop-filter: blur(2px);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay i {
  font-size: 2rem;
  color: white;
  transform: translateY(20px);
  transition: var(--transition-normal);
}

.gallery-item:hover .gallery-overlay i {
  transform: translateY(0);
}

/* Pricing */
.pricing-card {
  background: var(--bg-secondary);
  border-radius: 20px;
  padding: 3rem 2rem;
  text-align: center;
  border: 1px solid var(--glass-border);
  transition: var(--transition-normal);
  position: relative;
  height: 100%;
}

.pricing-card.popular {
  background: linear-gradient(to bottom, rgba(67, 97, 238, 0.1), var(--bg-secondary));
  border-color: rgba(67, 97, 238, 0.3);
  transform: scale(1.05);
  z-index: 2;
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-gradient);
  color: white;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 1.5rem 0;
  color: var(--text-primary);
}

.pricing-price span {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  text-align: left;
}

.pricing-features li {
  padding: 10px 0;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li i {
  color: var(--accent-primary);
}

/* Contact Section */
.contact-wrapper {
  background: var(--bg-secondary);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.contact-info {
  background: linear-gradient(135deg, rgba(67, 97, 238, 0.1) 0%, rgba(114, 9, 183, 0.1) 100%);
  padding: 3rem;
  height: 100%;
}

.contact-form-area {
  padding: 3rem;
}

.form-control-modern {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 12px 16px;
  width: 100%;
  margin-bottom: 1.5rem;
  transition: var(--transition-normal);
}

.form-control-modern:focus {
  outline: none;
  border-color: var(--accent-primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 4px rgba(67, 97, 238, 0.1);
}

/* Footer */
.footer-modern {
  background: var(--bg-secondary);
  padding: 2rem 0;
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Lightbox Modal */
.modal-modern {
  background: rgba(15, 17, 21, 0.95);
  backdrop-filter: blur(10px);
}

.modal-modern .modal-content {
  background: transparent;
  border: none;
}

.modal-modern .close {
  color: white;
  opacity: 0.8;
  text-shadow: none;
  font-size: 2.5rem;
}

.modal-modern .close:hover {
  opacity: 1;
}

/* Responsive Adjustments */
@media (max-width: 991px) {
  .hero-title {
    font-size: 3rem;
  }
  .pricing-card.popular {
    transform: none;
    margin: 30px 0;
  }
  .navbar-collapse {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 10px;
    border: 1px solid var(--glass-border);
  }
}