/* Modern CSS Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* CSS Variables */
:root {
  --primary-blue: #6ab6ed;
  --primary-blue-dark: #338acb;
  --primary-blue-light: #a7d3f7;
  --white: #ffffff;
  --black: #1a1a1a;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-900: #111827;

  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  --max-width: 1200px;
  --section-padding: 5rem 0;
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Touch optimizations */
@media (hover: none) and (pointer: coarse) {
  .btn-primary:hover,
  .btn-secondary:hover,
  .nav-cta:hover,
  .service-card:hover,
  .patrick-photo:hover {
    transform: none;
    box-shadow: initial;
  }

  .btn-primary:active,
  .btn-secondary:active,
  .nav-cta:active {
    transform: scale(0.98);
  }
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
  z-index: 1000;
  transition: var(--transition);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
}

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

.nav-menu a {
  text-decoration: none;
  color: var(--gray-600);
  font-weight: 500;
  transition: var(--transition);
}

.nav-menu a:hover {
  color: var(--primary-blue);
}

.nav-cta {
  background: var(--primary-blue) !important;
  color: var(--white) !important;
  padding: 0.6rem 1.5rem;
  border-radius: 6px;
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--primary-blue-dark) !important;
  transform: translateY(-1px);
}

/* Hero Section */
.hero {
  padding: 8rem 0 6rem;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
  margin-top: 70px;
}

.hero-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: var(--primary-blue-light);
  color: var(--primary-blue-dark);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
}

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

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

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

.btn-primary {
  background: var(--primary-blue);
  color: var(--white);
  text-decoration: none;
  padding: 0.875rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary:hover {
  background: var(--primary-blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(106, 182, 237, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--gray-700);
  text-decoration: none;
  padding: 0.875rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  border: 2px solid var(--gray-200);
  transition: var(--transition);
}

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

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image {
  position: relative;
}

.patrick-photo {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  border: 6px solid var(--white);
  box-shadow: 0 20px 40px rgba(106, 182, 237, 0.3);
  transition: var(--transition);
  filter: grayscale(0%);
}

.patrick-photo:hover {
  transform: scale(1.05);
  box-shadow: 0 25px 50px rgba(106, 182, 237, 0.4);
}

/* Stats Section */
.stats {
  padding: 4rem 0;
  background: var(--white);
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--gray-600);
  font-weight: 500;
}

/* Section Styles */
section {
  padding: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

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

.section-header p {
  font-size: 1.25rem;
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* About Section */
.about {
  background: var(--gray-50);
}

.about-text p {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  color: var(--gray-600);
}

.expertise-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.tag {
  background: var(--primary-blue-light);
  color: var(--primary-blue-dark);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
  border: 1px solid var(--gray-100);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-blue-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon i {
  font-size: 1.5rem;
  color: var(--primary-blue-dark);
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--gray-600);
  line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
  background: var(--gray-50);
}

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

.testimonial-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--gray-100);
}

.testimonial-content p {
  font-style: italic;
  font-size: 1.125rem;
  color: var(--gray-700);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.testimonial-author strong {
  color: var(--gray-900);
  font-weight: 600;
}

.testimonial-author span {
  color: var(--gray-600);
  font-size: 0.875rem;
  display: block;
  margin-top: 0.25rem;
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.contact-info p {
  font-size: 1.125rem;
  color: var(--gray-600);
  margin-bottom: 2rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--gray-700);
  text-decoration: none;
  transition: var(--transition);
}

.contact-method:hover {
  color: var(--primary-blue);
}

.contact-method i {
  width: 20px;
  text-align: center;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.contact-form input,
.contact-form textarea {
  padding: 0.875rem;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  font-size: 1rem;
  font-family: var(--font-family);
  transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(106, 182, 237, 0.1);
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--white);
  padding: 3rem 0 2rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
}

.footer-links a {
  color: var(--gray-300);
  font-size: 1.5rem;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-700);
}

.footer-bottom p {
  color: var(--gray-300);
  font-size: 0.875rem;
}

/* Theme Switcher */
.theme-switcher {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gray-600);
  padding: 0.5rem;
  border-radius: 8px;
  transition: var(--transition);
  line-height: 0;
}

.theme-switcher:hover {
  color: var(--primary-blue);
}

.theme-switcher .fa-sun {
  display: none;
}

/* Dark Mode Styles */
body.dark-mode {
  background-color: var(--gray-900);
  color: var(--gray-300);
}

body.dark-mode .theme-switcher .fa-moon {
  display: none;
}

body.dark-mode .theme-switcher .fa-sun {
  display: block;
  color: var(--gray-300);
}

body.dark-mode .theme-switcher:hover .fa-sun {
  color: var(--primary-blue-light);
}

body.dark-mode .navbar {
  background: rgba(17, 24, 39, 0.95);
  border-bottom-color: var(--gray-700);
}

body.dark-mode .nav-logo,
body.dark-mode .hero-title,
body.dark-mode .section-header h2,
body.dark-mode .service-card h3,
body.dark-mode .testimonial-author strong,
body.dark-mode .contact-info h2 {
  color: var(--white);
}

body.dark-mode .nav-menu a {
  color: var(--gray-300);
}

body.dark-mode .nav-menu a:hover {
  color: var(--primary-blue);
}

body.dark-mode .hero {
  background: linear-gradient(135deg, var(--gray-900) 0%, #1f2937 100%);
}

body.dark-mode .hero-subtitle,
body.dark-mode .stat-label,
body.dark-mode .about-text p,
body.dark-mode .service-card p,
body.dark-mode .testimonial-content p,
body.dark-mode .contact-info p,
body.dark-mode .footer-bottom p {
  color: var(--gray-300);
}

body.dark-mode .btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: var(--gray-700);
}

body.dark-mode .btn-secondary:hover {
  background: var(--gray-700);
}

body.dark-mode .patrick-photo {
  border-color: var(--gray-900);
  box-shadow: 0 20px 40px rgba(106, 182, 237, 0.15);
}

body.dark-mode .stats {
  background: var(--gray-900);
  border-color: var(--gray-700);
}

body.dark-mode .about {
  background: var(--gray-900);
}

body.dark-mode .services,
body.dark-mode .testimonials {
  background: #1f2937;
}

body.dark-mode .service-card,
body.dark-mode .testimonial-card {
  background: var(--gray-900);
  border-color: var(--gray-700);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

body.dark-mode .contact {
  background: var(--gray-900);
}

body.dark-mode .contact-form input,
body.dark-mode .contact-form textarea {
  background: #1f2937;
  border-color: var(--gray-700);
  color: var(--white);
}

body.dark-mode .contact-form input::placeholder,
body.dark-mode .contact-form textarea::placeholder {
  color: var(--gray-400);
}

body.dark-mode .contact-form input:focus,
body.dark-mode .contact-form textarea:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(106, 182, 237, 0.1);
}

body.dark-mode .footer {
  background: #111;
}

body.dark-mode .footer-bottom {
  border-top-color: var(--gray-700);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    height: auto;
    padding: 1rem;
  }

  .nav-menu {
    margin-top: 1rem;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    margin-top: 90px;
    padding: 4rem 0 3rem;
  }

  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
    line-height: 1.2;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-buttons {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 250px;
    text-align: center;
  }

  .patrick-photo {
    width: 220px;
    height: 220px;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .section-header p {
    font-size: 1.1rem;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .nav-container {
    padding: 0.75rem 1rem;
  }

  .nav-menu {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .nav-cta {
    padding: 0.5rem 1.2rem;
    font-size: 0.9rem;
  }

  .hero {
    padding: 3rem 0 2rem;
    margin-top: 100px;
  }

  .hero-badge {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
  }

  .hero-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: 2rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 280px;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
  }

  .patrick-photo {
    width: 180px;
    height: 180px;
    border: 4px solid var(--white);
  }

  section {
    padding: 3rem 0 2rem;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  .section-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
  }

  .section-header p {
    font-size: 1rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stat-label {
    font-size: 0.9rem;
  }

  .about-text p {
    font-size: 1rem;
  }

  .expertise-tags {
    justify-content: center;
  }

  .tag {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
  }

  .service-card,
  .testimonial-card {
    padding: 1.5rem;
  }

  .service-card h3 {
    font-size: 1.1rem;
  }

  .service-card p,
  .testimonial-content p {
    font-size: 1rem;
  }

  .contact-info h2 {
    font-size: 1.6rem;
  }

  .contact-info p {
    font-size: 1rem;
  }

  .contact-form input,
  .contact-form textarea {
    padding: 0.75rem;
    font-size: 0.95rem;
  }

  .footer {
    padding: 2rem 0 1.5rem;
  }
}