/* Vista Roofing - Modern Professional Design System */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Brand Colors */
  --primary-blue: #1e40af;
  --primary-blue-light: #3b82f6;
  --primary-blue-dark: #1e3a8a;
  --accent-orange: #f59e0b;
  --accent-orange-light: #fbbf24;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* ===== RESET & BASE STYLES ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: var(--spacing-md);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.25rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.125rem); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--gray-600);
}

.lead {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--gray-600);
}

/* ===== LAYOUT UTILITIES ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section-sm {
  padding: var(--spacing-3xl) 0;
}

.grid {
  display: grid;
  gap: var(--spacing-xl);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

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

.justify-between {
  justify-content: space-between;
}

.text-center {
  text-align: center;
}

/* ===== COMPONENTS ===== */

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition-normal);
}

.navbar-content {
  padding: var(--spacing-md) 0;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
}

.navbar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--primary-blue);
  text-decoration: none;
  transition: var(--transition-fast);
}

.logo:hover {
  color: var(--primary-blue-dark);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-blue);
  transition: var(--transition-fast);
}

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

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-fast);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

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

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

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

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

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1.125rem;
}

/* Cards */
.card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.card-header {
  padding: var(--spacing-xl);
}

.card-body {
  padding: var(--spacing-xl);
}

.card-footer {
  padding: var(--spacing-xl);
  background: var(--gray-50);
}

/* Hero Section */
.hero {
  color: var(--white);
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--primary-blue);
  background-image: linear-gradient(135deg, rgba(30, 64, 175, .9), rgba(59, 130, 246, 0.3)), url('assets/images/IMG_4423.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  padding-top: 80px; /* Account for fixed navbar */
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero .lead {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.375rem;
  margin-bottom: var(--spacing-2xl);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  align-items: center;
}

/* Trust Indicators */
.hero-trust-indicators {
  margin-top: var(--spacing-2xl);
}

.trust-item {
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition-normal);
}

.trust-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.trust-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--spacing-sm);
}

.trust-label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* Service Cards */
.service-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  position: relative;
}

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

.service-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.service-content {
  padding: var(--spacing-xl);
  text-align: center;
}

.service-icon {
  width: 60px;
  height: 60px;
  min-width: 60px;
  min-height: 60px;
  max-width: 60px;
  max-height: 60px;
  flex-shrink: 0;
  margin: 0 var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.5rem;
}

.service-card h3 {
  margin-bottom: var(--spacing-md);
  color: var(--gray-900);
}

.service-card p {
  color: var(--gray-600);
  margin-bottom: 0;
}

/* Founder Card */
.founder-card {
  background: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
  border: 1px solid var(--gray-200);
}

.founder-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--spacing-lg);
  border: 4px solid var(--primary-blue);
  box-shadow: var(--shadow-lg);
}

.founder-image {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  color: var(--white);
  font-size: 3rem;
}

.founder-credentials {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

.credential-badge {
  background: var(--gray-100);
  color: var(--gray-700);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
}

/* Company Photo */
.company-photo {
  width: 100%;
  max-width: 500px;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
}

/* Feature Cards */
.feature-card {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  border: 1px solid var(--gray-200);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  color: var(--white);
  font-size: 2rem;
}

/* Process Steps */
.process-step {
  text-align: center;
  padding: var(--spacing-xl);
}

.process-number {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  color: var(--white);
  font-size: 2rem;
  font-weight: 800;
  box-shadow: var(--shadow-lg);
}

/* Location Cards */
.location-card {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  border: 1px solid var(--gray-200);
  text-align: center;
}

.location-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.location-card i {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

/* Testimonials */
.testimonial {
  background: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  text-align: center;
  position: relative;
  border: 1px solid var(--gray-200);
}

.testimonial-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  color: var(--white);
  font-size: 2.5rem;
  overflow: hidden;
}

.testimonial-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.testimonial-rating {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
}

.star {
  color: var(--accent-orange);
  font-size: 1.25rem;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: var(--spacing-lg);
  color: var(--gray-700);
  line-height: 1.7;
}

.testimonial-author {
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--spacing-xs);
}

.testimonial-location {
  color: var(--gray-500);
  font-size: 0.875rem;
}

/* Contact Form */
.contact-form {
  background: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--gray-900);
}

.form-control {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-control.error {
  border-color: #ef4444;
}

.form-error {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

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

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

.footer-section h3 {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
}

.footer-section p,
.footer-section a {
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: var(--gray-400);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.active {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero {
    padding-top: 100px; /* Extra padding for mobile navbar */
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--gray-200);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: var(--transition-normal);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(30, 64, 175, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
}

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

.gallery-overlay i {
  color: var(--white);
  font-size: 3rem;
  transform: scale(0.8);
  transition: var(--transition-normal);
}

.gallery-item:hover .gallery-overlay i {
  transform: scale(1);
}

/* Lightbox Modal */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 10000;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.lightbox.active {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

#lightbox-image {
  max-width: 100%;
  max-height: 90vh;
  width: auto;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: var(--transition-fast);
  backdrop-filter: blur(10px);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  transform: scale(1.1);
}

.lightbox-close {
  top: 20px;
  right: 20px;
}

.lightbox-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev:hover {
  transform: translateY(-50%) scale(1.1);
}

.lightbox-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next:hover {
  transform: translateY(-50%) scale(1.1);
}

/* Responsive Gallery */
@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
  }

  .lightbox-prev,
  .lightbox-next {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }

  .lightbox-close {
    width: 40px;
    height: 40px;
  }

  #lightbox-image {
    max-width: 95%;
    max-height: 80vh;
  }
}

/* Utility Classes */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-5 { margin-bottom: var(--spacing-2xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mt-5 { margin-top: var(--spacing-2xl); }

.text-primary { color: var(--primary-blue); }
.text-secondary { color: var(--gray-600); }
.text-muted { color: var(--gray-500); }
.text-white { color: var(--white); }

.bg-primary { background-color: var(--primary-blue); }
.bg-light { background-color: var(--gray-50); }
.bg-white { background-color: var(--white); }