/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 1000;
  background: transparent;
  transition: all var(--transition-slow);
}

.navbar.scrolled {
  background: rgba(5, 5, 7, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 0;
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(248, 249, 250, 0.85);
}

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

.logo img {
  height: 48px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  opacity: 0.8;
}

.nav-links a:hover {
  opacity: 1;
  color: var(--accent-primary);
}

/* Premium Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #fff;
  box-shadow: 0 4px 15px rgba(0, 85, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 85, 255, 0.4);
}

.btn-secondary {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--text-secondary);
}

[data-theme="light"] .btn-secondary:hover {
  background: rgba(0, 0, 0, 0.05);
}

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

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  opacity: 0.4;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 0%, var(--bg-primary) 100%);
  z-index: -1;
}

.hero-content {
  max-width: 800px;
  text-align: center;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5.5rem);
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
  background: linear-gradient(180deg, #FFFFFF 0%, rgba(255, 255, 255, 0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .hero h1 {
  background: linear-gradient(180deg, #121216 0%, rgba(18, 18, 22, 0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* Sections */
section {
  padding: 8rem 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: 1.2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Cards Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2.5rem;
  backdrop-filter: blur(10px);
  transition: transform var(--transition-slow), border-color var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 100%);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-10px);
  border-color: rgba(255, 255, 255, 0.15);
}

[data-theme="light"] .card:hover {
  border-color: rgba(0, 0, 0, 0.15);
}

.card-icon {
  width: 50px;
  height: 50px;
  background: rgba(0, 85, 255, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--accent-primary);
}

.card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Trusted By */
.trusted-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 4rem;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: opacity var(--transition-fast);
}

.trusted-logos:hover {
  opacity: 0.8;
}

.trusted-logos img {
  height: 40px;
  width: auto;
}

/* Contact Form */
.contact-wrapper {
  max-width: 800px;
  margin: 0 auto;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 3rem;
  backdrop-filter: blur(10px);
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

[data-theme="light"] .form-group input,
[data-theme="light"] .form-group select,
[data-theme="light"] .form-group textarea {
  background: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  background: rgba(0, 0, 0, 0.3);
  box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.1);
}

[data-theme="light"] .form-group input:focus,
[data-theme="light"] .form-group select:focus,
[data-theme="light"] .form-group textarea:focus {
  background: #ffffff;
}

.form-group textarea {
  resize: vertical;
}

@media (max-width: 768px) {
  .contact-form {
    grid-template-columns: 1fr;
  }
}

/* Footer */
footer {
  background: var(--bg-secondary);
  padding: 5rem 0 2rem;
  border-top: 1px solid var(--glass-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.footer-col p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none; /* Add a hamburger menu for production */
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}