/* Base Styles & Variables */
:root {
  --color-primary: #D9001D;
  --color-primary-light: #FF324B;
  --color-primary-dark: #B0001A;
  --color-black: #000000;
  --color-white: #FFFFFF;
  --color-gray-100: #F8F9FA;
  --color-gray-200: #E9ECEF;
  --color-gray-300: #DEE2E6;
  --color-gray-400: #CED4DA;
  --color-gray-500: #ADB5BD;
  --color-gray-600: #6C757D;
  --color-gray-700: #495057;
  --color-gray-800: #343A40;
  --color-gray-900: #212529;
  
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Raleway', sans-serif;
  
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-xxxl: 64px;
  
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
  
  --container-max-width: 1440px;
  --container-padding: 24px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  font-weight: 600;
  color: var(--color-black);
}

h1 {
  font-size: 3.2rem;
  font-weight: 700;
}

h2 {
  font-size: 2.6rem;
}

h3 {
  font-size: 1.8rem;
}

h4 {
  font-size: 1.4rem;
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, .btn-primary, .btn-secondary {
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 500;
  border: none;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

input, textarea, select {
  font-family: var(--font-body);
  font-size: 16px;
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.btn-primary {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--border-radius-sm);
  text-align: center;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--border-radius-sm);
  text-align: center;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.section-header {
  text-align: left;
  margin-bottom: var(--spacing-xl);
}

.section-header.centered {
  text-align: center;
}

.section-header h2 {
  margin-bottom: var(--spacing-xs);
  position: relative;
}

.section-header p {
  color: var(--color-gray-600);
  font-size: 1.1rem;
}

.centered-btn {
  text-align: center;
  margin-top: var(--spacing-xl);
}

/* Header Styles */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(0, 0, 0, 0.8);
  transition: all var(--transition-fast);
}

#header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}

.logo a {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: var(--color-white);
  text-decoration: none;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.logo-subtext {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  letter-spacing: 3px;
  color: var(--color-primary);
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-menu li {
  position: relative;
}

.nav-menu a {
  color: var(--color-white);
  font-weight: 400;
  padding: var(--spacing-sm) 0;
  position: relative;
}

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

.nav-menu a.active::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 200px;
  background-color: rgba(0, 0, 0, 0.9);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: 100;
}

.dropdown:hover .dropdown-menu,
.dropdown.active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  margin-bottom: var(--spacing-sm);
}

.dropdown-menu a {
  display: block;
  padding: var(--spacing-sm) 0;
}

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

.dropdown i {
  font-size: 0.7rem;
  margin-left: var(--spacing-xs);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  height: 20px;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 30px;
  height: 2px;
  background-color: var(--color-white);
  transition: all var(--transition-fast);
}

/* Hero Section */
#hero {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.hero-slider {
  position: relative;
  height: 100%;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--transition-slow);
  display: flex;
  align-items: center;
}

.slide.active {
  opacity: 1;
  z-index: 1;
}

.slide-content {
  position: relative;
  z-index: 2;
  padding: 0 var(--spacing-xxxl);
  max-width: 600px;
  color: var(--color-white);
}

.slide-content h1 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  opacity: 0;
  transform: translateX(-50px);
  transition: all 1s ease 0.3s;
}

.slide-content p {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0;
  transform: translateX(-50px);
  transition: all 1s ease 0.5s;
}

.slide-content .btn-primary {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 1s ease 0.7s;
}

.slide.active .slide-content h1,
.slide.active .slide-content p,
.slide.active .slide-content .btn-primary {
  opacity: 1;
  transform: translateX(0);
}

.slide-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.slide-img::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.5) 50%, rgba(0,0,0,0.3) 100%);
}

.slider-controls {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 0;
  width: 100%;
  z-index: 10;
  display: flex;
  justify-content: center;
  align-items: center;
}

.slider-dots {
  display: flex;
  gap: var(--spacing-md);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-white);
  opacity: 0.5;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dot.active {
  opacity: 1;
  background-color: var(--color-primary);
}

.slider-arrows {
  position: absolute;
  display: flex;
  gap: var(--spacing-xxl);
  right: var(--spacing-xxl);
}

.arrow {
  background-color: transparent;
  border: 2px solid var(--color-white);
  color: var(--color-white);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.arrow:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

/* Categories Section */
#categories {
  padding: var(--spacing-xxxl) 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.category-card {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

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

.category-img {
  position: relative;
  height: 300px;
  background-size: cover;
  background-position: center;
}

.category-img .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.7) 100%);
}

.category-img h3 {
  position: absolute;
  bottom: var(--spacing-lg);
  left: var(--spacing-lg);
  color: var(--color-white);
  margin: 0;
  font-size: 1.8rem;
}

.category-content {
  padding: var(--spacing-lg);
  background-color: var(--color-white);
}

.category-content p {
  margin-bottom: var(--spacing-lg);
}

/* About Preview Section */
#about-preview {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--color-gray-100);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.about-content {
  padding-right: var(--spacing-xl);
}

.about-image {
  position: relative;
  height: 500px;
  background-size: cover;
  background-position: center;
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

.experience-badge {
  position: absolute;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 120px;
  height: 120px;
}

.experience-badge .number {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.experience-badge .text {
  font-size: 0.9rem;
  font-weight: 300;
  text-transform: uppercase;
  line-height: 1.2;
}

/* Featured Projects */
#featured-projects {
  padding: var(--spacing-xxxl) 0;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.project-card {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-fast);
}

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

.project-img {
  height: 300px;
  background-size: cover;
  background-position: center;
  transition: transform var(--transition-medium);
}

.project-card:hover .project-img {
  transform: scale(1.05);
}

.project-details {
  padding: var(--spacing-lg);
  background-color: var(--color-white);
}

.project-details h3 {
  margin-bottom: var(--spacing-xs);
}

.project-details p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-700);
}

.project-category {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
  border-radius: var(--border-radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
}

/* Testimonials */
#testimonials {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--color-gray-100);
}

.testimonial-slider {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.testimonial {
  display: none;
  text-align: center;
  padding: var(--spacing-xl);
}

.testimonial.active {
  display: block;
}

.quote-icon {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.testimonial p {
  font-size: 1.2rem;
  font-style: italic;
  margin-bottom: var(--spacing-lg);
}

.client-info {
  margin-top: var(--spacing-lg);
}

.client-name {
  font-weight: 600;
  font-size: 1.1rem;
}

.client-location {
  color: var(--color-gray-600);
}

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

/* CTA Section */
#cta {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--color-black);
  color: var(--color-white);
}

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

.cta-content h2 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.cta-content p {
  color: var(--color-gray-300);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xl);
}

/* Footer */
footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--spacing-xxxl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.footer-about p {
  margin-bottom: var(--spacing-lg);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-links a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-gray-800);
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--color-primary);
  transform: translateY(-3px);
}

footer h4 {
  color: var(--color-white);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}

footer ul li {
  margin-bottom: var(--spacing-sm);
}

footer ul li a {
  color: var(--color-gray-300);
  transition: color var(--transition-fast);
}

footer ul li a:hover {
  color: var(--color-primary);
}

.footer-contact ul li {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.footer-contact ul li i {
  color: var(--color-primary);
  margin-top: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-gray-800);
}

/* Page Banner */
#page-banner {
  height: 60vh;
  position: relative;
  margin-top: 80px;
}

.banner-img {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  position: relative;
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.7) 100%);
}

.banner-content {
  position: absolute;
  top: 50%;
  left: 10%;
  transform: translateY(-50%);
  color: var(--color-white);
  max-width: 600px;
}

.banner-content h1 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.banner-content p {
  font-size: 1.2rem;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 2000;
  overflow-y: auto;
  padding: var(--spacing-xl) 0;
}

.modal-content {
  background-color: var(--color-white);
  margin: 0 auto;
  max-width: 900px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  position: relative;
  animation: modalOpen 0.5s ease;
}

@keyframes modalOpen {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.close-modal {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  font-size: 1.8rem;
  color: var(--color-gray-700);
  cursor: pointer;
  transition: color var(--transition-fast);
  z-index: 10;
}

.close-modal:hover {
  color: var(--color-primary);
}

.modal-header {
  padding: var(--spacing-xl);
  text-align: center;
  border-bottom: 1px solid var(--color-gray-200);
}

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

/* Mobile menu styles */
@media screen and (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    padding: var(--spacing-lg) 0;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
  }
  
  .nav-menu.show {
    display: flex;
  }
  
  .dropdown-menu {
    position: static;
    width: 100%;
    background-color: transparent;
    padding: var(--spacing-sm) 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
  }
  
  .dropdown.active .dropdown-menu {
    display: block;
  }
  
  .dropdown-menu li {
    text-align: center;
  }
  
  .mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 20px;
    width: 30px;
    cursor: pointer;
    z-index: 1000;
  }
  
  .mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-white);
    transition: all var(--transition-fast);
  }
  
  .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
}