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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #ffffff;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Color Variables - PRISTINE Theme */
:root {
  --primary-color: #e74c3c;
  --primary-dark: #c0392b;
  --secondary-color: #f39c12;
  --accent-color: #ff6b6b;
  --text-dark: #2c3e50;
  --text-light: #7f8c8d;
  --background-light: #fdf2f2;
  --white: #ffffff;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --success: #27ae60;
  --error: #e74c3c;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(231, 76, 60, 0.1);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(231, 76, 60, 0.15);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  height: 40px;
  width: auto;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--primary-color);
  transform: translateY(-1px);
}

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

.nav-link.active {
  color: var(--primary-color);
  font-weight: 600;
}

.auth-link {
  background: var(--primary-color);
  color: white !important;
  padding: 0.5rem 1rem !important;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.auth-link:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.auth-link::after {
  display: none;
}

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

.bar {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--background-light) 0%, #fff5f5 100%);
  padding: 120px 0 80px;
  display: flex;
  align-items: center;
  position: relative;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: bold;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

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

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

.hero-logo {
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 60px rgba(231, 76, 60, 0.3);
  animation: float 6s ease-in-out infinite;
}

.hero-logo-img {
  width: 150px;
  height: 150px;
  object-fit: contain;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.2));
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Buttons */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

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

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

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

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

.btn-full {
  width: 100%;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border: 2px solid var(--primary-color);
  border-top: none;
  border-right: none;
  transform: rotate(-45deg);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0) rotate(-45deg);
  }
  40% {
    transform: translateY(-10px) rotate(-45deg);
  }
  60% {
    transform: translateY(-5px) rotate(-45deg);
  }
}

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

.section-title {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Features Section */
.features-section {
  padding: 80px 0;
  background: white;
}

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

.feature-card {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
  transition: all 0.3s ease;
  border: 1px solid var(--gray-200);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(231, 76, 60, 0.15);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.feature-icon i {
  font-size: 2rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.3rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.6;
}

/* Pricing Section */
.pricing-section {
  padding: 80px 0;
  background: var(--background-light);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.pricing-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
  transition: all 0.3s ease;
  position: relative;
  border: 2px solid transparent;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(231, 76, 60, 0.15);
}

.pricing-card.featured {
  border-color: var(--primary-color);
  transform: scale(1.05);
}

.popular-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-color);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

.pricing-header {
  text-align: center;
  margin-bottom: 2rem;
}

.pricing-header h3 {
  font-size: 1.5rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.price {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--primary-color);
}

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

.pricing-features {
  margin-bottom: 2rem;
}

.feature-category h4 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.pricing-features ul {
  list-style: none;
  padding: 0;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  padding: 0.25rem 0;
}

.pricing-features i {
  color: var(--success);
  font-size: 0.9rem;
}

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

.pricing-extras {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
}

.extras-card h4 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  text-align: center;
}

.extras-card ul {
  list-style: none;
  padding: 0;
}

.extras-card li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--gray-200);
  color: var(--text-light);
}

.extras-card li:last-child {
  border-bottom: none;
}

/* Contact Section */
.contact-section {
  padding: 80px 0;
  background: white;
}

.contact-page-section {
  padding: 120px 0 80px;
  background: var(--background-light);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon i {
  color: white;
  font-size: 1.2rem;
}

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

.contact-details p {
  color: var(--text-light);
  margin-bottom: 0.25rem;
}

.contact-details small {
  color: var(--text-light);
  font-size: 0.9rem;
}

.contact-form-container {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
}

.contact-form h3 {
  color: var(--text-dark);
  margin-bottom: 2rem;
  text-align: center;
}

/* Forms */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-300);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

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

.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-light);
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.forgot-link {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 0.9rem;
}

.forgot-link:hover {
  text-decoration: underline;
}

/* Auth Pages */
.auth-body {
  background: linear-gradient(135deg, var(--background-light) 0%, #fff5f5 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.auth-container {
  width: 100%;
  max-width: 500px;
}

.auth-card {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(231, 76, 60, 0.15);
  border: 1px solid var(--gray-200);
}

.signup-card {
  max-width: 600px;
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 1.5rem;
}

.auth-logo-img {
  width: 50px;
  height: 50px;
}

.auth-logo h1 {
  color: var(--primary-color);
  font-size: 2rem;
  margin: 0;
}

.auth-header h2 {
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.auth-header p {
  color: var(--text-light);
}

.auth-form {
  margin-bottom: 2rem;
}

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

.auth-footer p {
  margin-bottom: 0.5rem;
  color: var(--text-light);
}

.auth-footer a {
  color: var(--primary-color);
  text-decoration: none;
}

.auth-footer a:hover {
  text-decoration: underline;
}

.plan-selection {
  background: var(--background-light);
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

.plan-selection label {
  color: var(--text-dark);
  font-weight: 600;
  margin-bottom: 0.5rem;
  display: block;
}

.selected-plan {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.plan-name {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 1.1rem;
}

.change-plan {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.9rem;
}

.change-plan:hover {
  color: var(--primary-color);
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.alert-success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Dashboard */
.dashboard-container {
  min-height: 100vh;
  background: var(--background-light);
}

.dashboard-header {
  background: white;
  box-shadow: 0 2px 10px rgba(231, 76, 60, 0.1);
  padding: 1rem 0;
}

.dashboard-nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-menu span {
  color: var(--text-dark);
  font-weight: 500;
}

.dashboard-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 20px;
}

.welcome-section {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
  text-align: center;
}

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

.welcome-section p {
  color: var(--text-light);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.next-steps {
  background: var(--background-light);
  padding: 2rem;
  border-radius: 12px;
  margin: 2rem 0;
  text-align: left;
}

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

.next-steps ul {
  list-style: none;
  padding: 0;
}

.next-steps li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-light);
}

.next-steps i {
  color: var(--success);
}

.contact-support {
  margin-top: 2rem;
}

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

.support-options {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1rem;
}

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

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  margin-bottom: 1rem;
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
}

.footer-section p {
  color: #bdc3c7;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1rem;
}

.footer-logo-img {
  width: 40px;
  height: 40px;
}

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

.footer-links {
  list-style: none;
  padding: 0;
}

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

.footer-links a {
  color: #bdc3c7;
  text-decoration: none;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

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

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(231, 76, 60, 0.2);
  border-radius: 50%;
  color: #bdc3c7;
  text-decoration: none;
  transition: all 0.3s ease;
}

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

.contact-info-footer p {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: #bdc3c7;
  font-size: 0.9rem;
}

.contact-info-footer i {
  width: 16px;
  color: var(--primary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #34495e;
  color: #bdc3c7;
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(231, 76, 60, 0.15);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-menu .nav-link {
    padding: 1rem 0;
    border-bottom: 1px solid var(--gray-200);
  }

  .nav-menu .nav-link:last-child {
    border-bottom: none;
  }

  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

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

  .hero-text h1 {
    font-size: 2.5rem;
  }

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

  .section-title {
    font-size: 2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .pricing-card.featured {
    transform: none;
  }

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

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

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-logo {
    width: 250px;
    height: 250px;
  }

  .hero-logo-img {
    width: 120px;
    height: 120px;
  }

  .support-options {
    flex-direction: column;
    align-items: center;
  }

  .auth-card {
    padding: 2rem;
  }

  .dashboard-nav {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .user-menu {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

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

  .hero-logo {
    width: 200px;
    height: 200px;
  }

  .hero-logo-img {
    width: 100px;
    height: 100px;
  }

  .auth-card {
    padding: 1.5rem;
  }

  .welcome-section {
    padding: 2rem;
  }

  .next-steps {
    padding: 1.5rem;
  }

  .contact-form-container {
    padding: 1.5rem;
  }

  .footer-container {
    padding: 0 15px;
  }
}

/* Download Section Styles */
.download-section {
  padding: 120px 0 80px;
  background: var(--background-light);
  min-height: 100vh;
}

.user-welcome {
  background: white;
  padding: 1rem 2rem;
  border-radius: 8px;
  margin: 1rem 0 2rem;
  box-shadow: 0 2px 10px rgba(231, 76, 60, 0.1);
}

.user-welcome p {
  margin: 0;
  color: var(--text-dark);
  font-size: 1.1rem;
}

.download-content {
  max-width: 1200px;
  margin: 0 auto;
}

.download-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.download-card {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.download-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(231, 76, 60, 0.15);
}

.download-card.featured {
  border-color: var(--primary-color);
  transform: scale(1.02);
}

.download-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.download-icon i {
  font-size: 2.5rem;
  color: white;
}

.download-card h3 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  font-size: 1.4rem;
}

.download-card p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.download-details {
  margin-bottom: 2rem;
}

.detail-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-light);
  font-size: 0.9rem;
}

.detail-item i {
  color: var(--primary-color);
  width: 16px;
}

.btn-download {
  width: 100%;
  padding: 1rem 1.5rem;
  font-size: 1.1rem;
}

.system-requirements {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
  margin-bottom: 3rem;
}

.system-requirements h3 {
  color: var(--text-dark);
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1.8rem;
}

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

.requirement-card {
  background: var(--background-light);
  padding: 2rem;
  border-radius: 12px;
  border-left: 4px solid var(--primary-color);
}

.requirement-card h4 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.requirement-card h4 i {
  color: var(--primary-color);
  font-size: 1.2rem;
}

.requirement-card ul {
  list-style: none;
  padding: 0;
}

.requirement-card li {
  padding: 0.25rem 0;
  color: var(--text-light);
  position: relative;
  padding-left: 1.5rem;
}

.requirement-card li:before {
  content: "•";
  color: var(--primary-color);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.installation-guide {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
  margin-bottom: 3rem;
}

.installation-guide h3 {
  color: var(--text-dark);
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1.8rem;
}

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

.step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  flex-shrink: 0;
}

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

.step-content p {
  color: var(--text-light);
  line-height: 1.5;
}

.support-section {
  display: flex;
  justify-content: center;
}

.support-card {
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(231, 76, 60, 0.1);
  text-align: center;
  max-width: 500px;
}

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

.support-card p {
  color: var(--text-light);
  margin-bottom: 2rem;
}

.support-options {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive Design for Download Page */
@media (max-width: 768px) {
  .download-cards {
    grid-template-columns: 1fr;
  }

  .download-card.featured {
    transform: none;
  }

  .requirements-grid {
    grid-template-columns: 1fr;
  }

  .guide-steps {
    grid-template-columns: 1fr;
  }

  .support-options {
    flex-direction: column;
    align-items: center;
  }

  .download-section {
    padding: 100px 0 60px;
  }

  .system-requirements,
  .installation-guide,
  .support-card {
    padding: 2rem;
  }
}

@media (max-width: 480px) {
  .download-card {
    padding: 2rem;
  }

  .system-requirements,
  .installation-guide,
  .support-card {
    padding: 1.5rem;
  }

  .user-welcome {
    padding: 1rem;
  }
}