/* ========== CSS VARIABLES ========== */
:root {
  /* Color Scheme */
  --primary-color: #ff6b6b;
  --primary-dark: #e74c3c;
  --primary-light: #ff8a8a;
  --secondary-color: #4ecdc4;
  --secondary-dark: #2eafa5;
  --secondary-light: #6fe0d8;
  --text-color: #333333;
  --text-light: #666666;
  --text-dark: #111111;
  --background-color: #ffffff;
  --background-alt: #f9f9f9;
  --border-color: #eeeeee;
  --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  --overlay-color: rgba(0, 0, 0, 0.6);
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  --success-color: #2ecc71;
  --error-color: #e74c3c;
  --warning-color: #f39c12;
  --info-color: #3498db;

  /* Typography */
  --heading-font: 'Manrope', sans-serif;
  --body-font: 'Rubik', sans-serif;
  --base-font-size: 16px;
  --h1-size: 3.5rem;
  --h2-size: 2.5rem;
  --h3-size: 1.75rem;
  --h4-size: 1.25rem;
  --small-font-size: 0.875rem;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* Borders */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-full: 50%;

  /* Animations */
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;
  --bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ========== RESET & BASE STYLES ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: var(--base-font-size);
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--background-color);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-dark);
}

h1 {
  font-size: var(--h1-size);
}

h2 {
  font-size: var(--h2-size);
}

h3 {
  font-size: var(--h3-size);
}

h4 {
  font-size: var(--h4-size);
}

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

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

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

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

ul, ol {
  list-style-position: inside;
  margin-bottom: var(--spacing-md);
}

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

/* Section Styles */
section {
  padding: var(--spacing-lg) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  margin: var(--spacing-sm) auto 0;
  border-radius: var(--border-radius-full);
}

/* ========== BUTTONS ========== */
.btn, button, input[type='submit'] {
  display: inline-block;
  padding: 12px 28px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius-md);
  font-family: var(--heading-font);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: transform var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn:hover, button:hover, input[type='submit']:hover {
  transform: translateY(-3px);
  background-color: var(--primary-dark);
  box-shadow: 0 7px 14px rgba(0, 0, 0, 0.15);
}

.btn:active, button:active, input[type='submit']:active {
  transform: translateY(-1px);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
  background-color: var(--secondary-color);
}

.btn-secondary:hover {
  background-color: var(--secondary-dark);
}

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

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

/* ========== HEADER & NAVIGATION ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  transition: background-color var(--transition-fast);
}

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

.logo a {
  display: flex;
  align-items: center;
  color: var(--text-dark);
  font-weight: 700;
  font-size: 1.5rem;
}

.logo h1 {
  margin-bottom: 0;
  font-size: 1.5rem;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin-bottom: 0;
}

.nav-menu li {
  margin-left: var(--spacing-md);
}

.nav-menu a {
  color: var(--text-dark);
  font-weight: 500;
  position: relative;
  padding: 5px 0;
}

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

.nav-menu a:hover::after {
  width: 100%;
}

.burger-menu {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.burger-menu span {
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  margin: 3px 0;
  transition: var(--transition-fast);
}

/* ========== HERO SECTION ========== */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-align: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-top: 0;
  overflow: hidden;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-color);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: var(--spacing-md);
}

.hero h1 {
  color: white;
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 1s var(--bounce) both;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 1s var(--bounce) 0.2s both;
}

.hero .btn {
  animation: fadeInUp 1s var(--bounce) 0.4s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translate3d(0, 40px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* ========== ABOUT SECTION ========== */
.about-section {
  background-color: var(--background-alt);
  padding: var(--spacing-xl) 0;
}

.about-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.about-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.image-container {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-medium);
}

.image-container:hover {
  transform: scale(1.03);
}

.about-text {
  flex: 1;
}

.stats-widget {
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-lg);
}

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

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.stat-text {
  font-size: 1rem;
  color: var(--text-light);
}

/* ========== MISSION SECTION ========== */
.mission-section {
  padding: var(--spacing-xl) 0;
}

.mission-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.mission-text {
  flex: 1;
}

.mission-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

/* ========== METHODOLOGY SECTION ========== */
.methodology-section {
  background-color: var(--background-alt);
  padding: var(--spacing-xl) 0;
}

.methodology-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.methodology-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.methodology-text {
  flex: 1;
}

.custom-slider {
  margin-top: var(--spacing-md);
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  background-color: var(--background-color);
  box-shadow: var(--card-shadow);
}

.slider-track {
  display: flex;
  transition: transform var(--transition-medium);
}

.slider-item {
  flex: 0 0 100%;
  padding: var(--spacing-md);
  text-align: center;
  font-weight: 600;
  color: var(--primary-color);
}

.slider-controls {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-sm);
}

.slider-controls button {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-dark);
  cursor: pointer;
  padding: 0 var(--spacing-sm);
  transition: color var(--transition-fast);
}

.slider-controls button:hover {
  color: var(--primary-color);
}

/* ========== PRODUCTS SECTION ========== */
.products-section {
  padding: var(--spacing-xl) 0;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.product-card {
  margin-bottom: var(--spacing-md);
}

.card {
  background-color: var(--background-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

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

.card-content {
  padding: var(--spacing-md);
  text-align: center;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-content h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.5rem;
}

.product-description {
  margin-bottom: var(--spacing-md);
  color: var(--text-light);
}

.product-price {
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

/* ========== EXTERNAL RESOURCES ========== */
.external-resources {
  background-color: var(--background-alt);
  padding: var(--spacing-xl) 0;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.resource-card {
  background-color: var(--background-color);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-medium);
}

.resource-card:hover {
  transform: translateY(-5px);
}

.resource-card h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.resource-card ul {
  margin-bottom: 0;
  list-style-type: none;
}

.resource-card li {
  margin-bottom: var(--spacing-xs);
}

.resource-card a {
  display: inline-block;
  color: var(--text-color);
  transition: color var(--transition-fast);
  position: relative;
  padding-left: 1.2rem;
}

.resource-card a::before {
  content: '→';
  position: absolute;
  left: 0;
  transition: transform var(--transition-fast);
}

.resource-card a:hover {
  color: var(--primary-color);
}

.resource-card a:hover::before {
  transform: translateX(3px);
}

/* ========== PROCESS SECTION ========== */
.process-section {
  padding: var(--spacing-xl) 0;
}

.process-steps {
  max-width: 800px;
  margin: 0 auto;
}

.process-step {
  display: flex;
  margin-bottom: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.process-step:last-child {
  margin-bottom: 0;
}

.process-step::after {
  content: '';
  position: absolute;
  top: 70px;
  left: 35px;
  bottom: -60px;
  width: 2px;
  background-color: var(--border-color);
  z-index: -1;
}

.process-step:last-child::after {
  display: none;
}

.step-number {
  flex-shrink: 0;
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: white;
  font-weight: 700;
  font-size: 1.5rem;
  border-radius: var(--border-radius-full);
  margin-right: var(--spacing-md);
  box-shadow: 0 5px 15px rgba(255, 107, 107, 0.3);
  transition: transform var(--transition-medium);
}

.process-step:hover .step-number {
  transform: scale(1.1);
}

.step-content {
  background-color: var(--background-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--card-shadow);
  flex-grow: 1;
  transition: transform var(--transition-medium);
}

.process-step:hover .step-content {
  transform: translateX(10px);
}

.step-content h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--primary-color);
}

.step-content p {
  margin-bottom: 0;
}

/* ========== PORTFOLIO SECTION ========== */
.portfolio-section {
  background-color: var(--background-alt);
  padding: var(--spacing-xl) 0;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.portfolio-item {
  margin-bottom: var(--spacing-md);
}

/* ========== CONTACT SECTION ========== */
.contact-section {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.05), rgba(78, 205, 196, 0.05));
}

.contact-content {
  display: flex;
  gap: var(--spacing-lg);
}

.contact-form {
  flex: 1;
}

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

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-family: var(--body-font);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.2);
}

.toggle-switch {
  display: flex;
  align-items: center;
}

.toggle-switch input[type="checkbox"] {
  width: auto;
  margin-right: var(--spacing-sm);
}

.contact-info {
  flex: 1;
}

.info-item {
  margin-bottom: var(--spacing-md);
}

.info-item h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--primary-color);
}

.info-item p {
  margin-bottom: var(--spacing-xs);
}

.map-container {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  margin-top: var(--spacing-md);
}

/* ========== FOOTER ========== */
.footer {
  background-color: #333;
  color: white;
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.footer-logo h2 {
  color: white;
  margin-bottom: var(--spacing-xs);
}

.footer-logo p {
  color: rgba(255, 255, 255, 0.7);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer-links-column h3 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: 1.2rem;
}

.footer-links-column ul {
  list-style-type: none;
  margin-bottom: 0;
}

.footer-links-column li {
  margin-bottom: var(--spacing-xs);
}

.footer-links-column a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer-links-column a:hover {
  color: white;
}

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

.social-links li {
  margin-bottom: 0;
}

.social-links a {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-md);
  background-color: rgba(255, 255, 255, 0.1);
  transition: background-color var(--transition-fast);
}

.social-links a:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--small-font-size);
}

/* ========== SUCCESS PAGE ========== */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-lg);
}

.success-content {
  max-width: 600px;
}

.success-icon {
  font-size: 4rem;
  color: var(--success-color);
  margin-bottom: var(--spacing-md);
}

/* ========== PRIVACY & TERMS PAGES ========== */
.privacy-page, .terms-page {
  padding-top: 100px;
}

.privacy-content, .terms-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

/* ========== RESPONSIVE STYLES ========== */
@media (max-width: 992px) {
  :root {
    --h1-size: 3rem;
    --h2-size: 2.25rem;
    --h3-size: 1.5rem;
  }

  .about-content,
  .mission-content,
  .methodology-content,
  .contact-content {
    flex-direction: column;
  }

  .about-image,
  .about-text,
  .mission-text,
  .mission-image,
  .methodology-image,
  .methodology-text,
  .contact-form,
  .contact-info {
    flex: 0 0 100%;
  }

  .about-image,
  .mission-image,
  .methodology-image {
    margin-bottom: var(--spacing-md);
  }

  .portfolio-grid,
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: white;
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
  }

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

  .nav-menu li {
    margin: var(--spacing-xs) 0;
  }

  .burger-menu {
    display: flex;
  }

  .portfolio-grid,
  .products-grid,
  .resources-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .footer-links {
    flex-direction: column;
  }
}

@media (max-width: 576px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }

  .btn, button, input[type='submit'] {
    width: 100%;
  }

  .step-number {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }

  .process-step::after {
    left: 25px;
    top: 50px;
  }
}

/* ========== ANIMATIONS ========== */
[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 0.8s;
  transition-timing-function: var(--bounce);
}

[data-aos="fade-up"] {
  transform: translateY(50px);
}

[data-aos="fade-down"] {
  transform: translateY(-50px);
}

[data-aos="fade-right"] {
  transform: translateX(-50px);
}

[data-aos="fade-left"] {
  transform: translateX(50px);
}

[data-aos="zoom-in"] {
  transform: scale(0.9);
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}