/* Solvex Pro - Modern IT Company Website Styles */

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

/* CSS Variables for consistent theming */
:root {
  --primary-blue: #2563eb;
  --secondary-blue: #1e40af;
  --light-blue: #dbeafe;
  --dark-blue: #1e3a8a;
  --white: #ffffff;
  --light-grey: #f8fafc;
  --medium-grey: #64748b;
  --dark-grey: #334155;
  --text-dark: #0f172a;
  --border-grey: #e2e8f0;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 3.5rem;
  font-weight: 800;
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
}

h3 {
  font-size: 1.875rem;
  font-weight: 600;
}

h4 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
  color: var(--medium-grey);
}

a {
  text-decoration: none;
  color: var(--primary-blue);
  transition: color 0.3s ease;
}

a:hover {
  color: var(--secondary-blue);
}

/* Layout Components */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 5rem 0;
}

.section-alt {
  background-color: var(--light-grey);
}

/* Header Styles */
.header {
  background-color: var(--white);
  box-shadow: var(--shadow);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary-blue);
  text-decoration: none;
}

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

.nav-link {
  color: var(--dark-grey);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  transition: all 0.3s ease;
}

.nav-link:hover {
  background-color: var(--light-blue);
  color: var(--primary-blue);
}

.nav-link.active {
  background-color: var(--primary-blue);
  color: var(--white);
}

/* Mobile Navigation */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--dark-grey);
  cursor: pointer;
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--white);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.mobile-nav-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-nav-link {
  display: block;
  padding: 1rem;
  color: var(--dark-grey);
  font-weight: 500;
  border-radius: 0.5rem;
  transition: all 0.3s ease;
}

.mobile-nav-link:hover {
  background-color: var(--light-blue);
  color: var(--primary-blue);
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  font-weight: 600;
  text-align: center;
  border-radius: 0.5rem;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
  text-decoration: none;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--secondary-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

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

.btn-large {
  padding: 1.25rem 2.5rem;
  font-size: 1.125rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
  color: var(--white);
  padding: 8rem 0 6rem;
  margin-top: 80px;
  text-align: center;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* Service Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  border: 1px solid var(--border-grey);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  font-size: 3rem;
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.service-card h3 {
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--medium-grey);
}

/* Stats Section */
.stats {
  background-color: var(--primary-blue);
  color: var(--white);
  padding: 4rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item h3 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.stat-item p {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.testimonial-card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--primary-blue);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 1.5rem;
  color: var(--dark-grey);
}

.testimonial-author {
  font-weight: 600;
  color: var(--text-dark);
}

.testimonial-company {
  color: var(--primary-blue);
  font-size: 0.875rem;
}

/* Contact Form */
.contact-form {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow);
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--border-grey);
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-blue);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Contact Info */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.contact-item {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--light-grey);
  border-radius: 1rem;
}

.contact-icon {
  font-size: 2rem;
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.contact-item h4 {
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.contact-item p {
  color: var(--medium-grey);
}

/* Footer */
.footer {
  background-color: var(--text-dark);
  color: var(--white);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0.5rem;
}

.footer-section a:hover {
  color: var(--white);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* Content Pages */
.content-page {
  padding: 6rem 0 4rem;
  margin-top: 80px;
}

.content-header {
  text-align: center;
  margin-bottom: 3rem;
}

.content-header h1 {
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.content-header p {
  font-size: 1.125rem;
  color: var(--medium-grey);
  max-width: 600px;
  margin: 0 auto;
}

.content-section {
  margin-bottom: 3rem;
}

.content-section h2 {
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.content-section h3 {
  color: var(--dark-grey);
  margin-bottom: 0.75rem;
}

.content-section p {
  margin-bottom: 1rem;
}

.content-section ul {
  margin-left: 2rem;
  margin-bottom: 1rem;
}

.content-section li {
  margin-bottom: 0.5rem;
  color: var(--medium-grey);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .header-content {
    padding: 1rem;
  }
  
  .nav-menu {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .mobile-nav.active {
    display: block;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero {
    padding: 6rem 0 4rem;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-info {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }
  
  .btn {
    padding: 0.875rem 1.5rem;
  }
  
  .service-card,
  .testimonial-card,
  .contact-form {
    padding: 1.5rem;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-primary {
  color: var(--primary-blue);
}

.bg-primary {
  background-color: var(--primary-blue);
}

.bg-light {
  background-color: var(--light-grey);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

/* Animation Classes */
.fade-in {
  opacity: 0;
  animation: fadeIn 0.6s ease-in-out forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

.slide-up {
  transform: translateY(20px);
  opacity: 0;
  animation: slideUp 0.6s ease-in-out forwards;
}

@keyframes slideUp {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}