:root {
    /* Colors */
    --color-primary: #e91e63;
    --color-primary-light: #f8bbd0;
    --color-primary-dark: #c2185b;
    --color-secondary: #7c4dff;
    --color-secondary-light: #b388ff;
    --color-secondary-dark: #651fff;
    --color-accent: #00bcd4;
    --color-accent-light: #80deea;
    --color-accent-dark: #0097a7;
  
    --color-background: #ffffff;
    --color-foreground: #1e293b;
    --color-muted: #94a3b8;
    --color-muted-light: #e2e8f0;
    --color-card: #ffffff;
    --color-card-foreground: #1e293b;
  
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-error: #f44336;
  
    /* Typography */
    --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans",
      "Helvetica Neue", sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
  
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
  
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
    /* Border Radius */
    --radius-sm: 0.125rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;
  
    /* Transitions */
    --transition-fast: 150ms;
    --transition-normal: 300ms;
    --transition-slow: 500ms;
  
    /* Container */
    --container-padding: 1rem;
    --container-max-width: 1200px;
  }
  
  /* Dark Theme */
  .dark-theme {
    --color-background: #121212;
    --color-foreground: #f8fafc;
    --color-muted: #94a3b8;
    --color-muted-light: #334155;
    --color-card: #1e1e1e;
    --color-card-foreground: #f8fafc;
  }
  
  /* Base Styles */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    line-height: 1.5;
    color: var(--color-foreground);
    background-color: var(--color-background);
    transition: background-color var(--transition-normal), color var(--transition-normal);
  }
  
  a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  
  a:hover {
    color: var(--color-primary-dark);
  }
  
  img {
    max-width: 100%;
    height: auto;
  }
  
  /* Container */
  .container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
  }
  
  /* Typography */
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-4);
  }
  
  h1 {
    font-size: var(--font-size-4xl);
  }
  
  h2 {
    font-size: var(--font-size-3xl);
  }
  
  h3 {
    font-size: var(--font-size-2xl);
  }
  
  h4 {
    font-size: var(--font-size-xl);
  }
  
  h5 {
    font-size: var(--font-size-lg);
  }
  
  h6 {
    font-size: var(--font-size-md);
  }
  
  p {
    margin-bottom: var(--spacing-4);
  }
  
  .text-primary {
    color: var(--color-primary);
  }
  
  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-md);
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
  }
  
  .btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
  }
  
  .btn-lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-lg);
  }
  
  .btn-primary {
    background-color: var(--color-primary);
    color: white;
  }
  
  .btn-primary:hover {
    background-color: var(--color-primary-dark);
    color: white;
  }
  
  .btn-secondary {
    background-color: var(--color-secondary);
    color: white;
  }
  
  .btn-secondary:hover {
    background-color: var(--color-secondary-dark);
    color: white;
  }
  
  .btn-outline {
    background-color: transparent;
    color: var(--color-foreground);
    border: 1px solid var(--color-muted);
  }
  
  .btn-outline:hover {
    background-color: var(--color-muted-light);
    color: var(--color-foreground);
  }
  
  .btn-outline-light {
    background-color: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.5);
  }
  
  .btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
  }
  
  /* Navbar */
  .navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(var(--color-background), 0.8);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-muted-light);
    padding: var(--spacing-4) 0;
  }
  
  .navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  .logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-xl);
    font-weight: 700;
  }
  
  .logo i {
    color: var(--color-primary);
  }
  
  .nav-links {
    display: none;
  }
  
  .nav-links a {
    margin-left: var(--spacing-6);
    color: var(--color-foreground);
    font-size: var(--font-size-sm);
    font-weight: 500;
  }
  
  .nav-links a:hover {
    color: var(--color-primary);
  }
  
  .nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
  }
  
  .theme-toggle {
    background: none;
    border: none;
    color: var(--color-foreground);
    cursor: pointer;
    font-size: var(--font-size-lg);
  }
  
  .mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    color: var(--color-foreground);
    font-size: var(--font-size-xl);
    cursor: pointer;
  }
  
  @media (min-width: 768px) {
    .nav-links {
      display: flex;
    }
  
    .mobile-menu-btn {
      display: none;
    }
  }
  
  /* Hero Section */
  .hero {
    position: relative;
    padding: var(--spacing-16) 0;
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
  }
  
  .hero-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
  }
  
  .hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
  }
  
  .hero h1 {
    margin-bottom: var(--spacing-6);
  }
  
  .hero p {
    font-size: var(--font-size-lg);
    color: var(--color-muted);
    margin-bottom: var(--spacing-10);
  }
  
  .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    justify-content: center;
    align-items: center;
  }
  
  @media (min-width: 640px) {
    .hero-buttons {
      flex-direction: row;
    }
  }
  
  .scroll-indicator {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    color: var(--color-muted);
  }
  
  @keyframes bounce {
    0%,
    20%,
    50%,
    80%,
    100% {
      transform: translateY(0) translateX(-50%);
    }
    40% {
      transform: translateY(-20px) translateX(-50%);
    }
    60% {
      transform: translateY(-10px) translateX(-50%);
    }
  }
  
  /* Section Styles */
  section {
    padding: var(--spacing-16) 0;
  }
  
  .section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-12);
  }
  
  .section-header p {
    color: var(--color-muted);
    font-size: var(--font-size-lg);
  }
  
  .section-cta {
    text-align: center;
    margin-top: var(--spacing-12);
  }
  
  /* Features Section */
  .features {
    background-color: var(--color-muted-light);
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }
  
  @media (min-width: 640px) {
    .features-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .features-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  
  .feature-card {
    background-color: var(--color-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  }
  
  .feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
  }
  
  .feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-4);
    color: var(--color-primary);
    font-size: var(--font-size-3xl);
  }
  
  .feature-card h3 {
    margin-bottom: var(--spacing-2);
  }
  
  .feature-card p {
    color: var(--color-muted);
    margin-bottom: 0;
  }
  
  /* Color Palette Section */
  .palette-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }
  
  @media (min-width: 640px) {
    .palette-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .palette-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  
  .palette-card {
    background-color: var(--color-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  }
  
  .palette-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
  }
  
  .palette-header {
    padding: var(--spacing-4);
  }
  
  .palette-header h3 {
    margin-bottom: var(--spacing-1);
  }
  
  .palette-header p {
    color: var(--color-muted);
    font-size: var(--font-size-sm);
    margin-bottom: 0;
  }
  
  .palette-colors {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    height: 128px;
  }
  
  .color-swatch {
    transition: transform var(--transition-fast);
  }
  
  .color-swatch:hover {
    transform: scale(1.05) translateY(-5px);
  }
  
  .palette-labels {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-4);
    font-size: var(--font-size-xs);
    color: var(--color-muted);
  }
  
  /* How It Works Section */
  .how-it-works {
    background-color: var(--color-muted-light);
  }
  
  .steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-12);
  }
  
  @media (min-width: 768px) {
    .steps-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  
  .step-card {
    text-align: center;
  }
  
  .step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-6);
    background-color: var(--color-primary);
    color: white;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    border-radius: var(--radius-full);
  }
  
  .step-card h3 {
    margin-bottom: var(--spacing-2);
  }
  
  .step-card p {
    color: var(--color-muted);
    margin-bottom: 0;
  }
  
  /* Vastu Section */
  .vastu {
    background: linear-gradient(to right, rgba(var(--color-primary), 0.05), rgba(var(--color-secondary), 0.05));
  }
  
  .vastu-card {
    background-color: var(--color-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
  }
  
  .vastu-header {
    background-color: rgba(var(--color-primary), 0.1);
    padding: var(--spacing-6);
  }
  
  .vastu-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-2);
  }
  
  .vastu-title i {
    color: var(--color-primary);
  }
  
  .vastu-title h3 {
    margin-bottom: 0;
  }
  
  .vastu-header p {
    color: var(--color-muted);
    margin-bottom: 0;
  }
  
  .vastu-tabs {
    width: 100%;
  }
  
  .tabs-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-bottom: 1px solid var(--color-muted-light);
  }
  
  .tab-btn {
    padding: var(--spacing-4);
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 500;
    color: var(--color-muted);
    transition: color var(--transition-fast);
  }
  
  .tab-btn.active {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
  }
  
  .tab-btn:hover {
    color: var(--color-primary);
  }
  
  .tabs-content {
    padding: var(--spacing-6);
  }
  
  .tab-pane {
    display: none;
  }
  
  .tab-pane.active {
    display: block;
  }
  
  .tab-header {
    margin-bottom: var(--spacing-6);
  }
  
  .tab-header h4 {
    margin-bottom: var(--spacing-2);
  }
  
  .tab-header p {
    color: var(--color-muted);
    margin-bottom: 0;
  }
  
  .vastu-diagram {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto var(--spacing-6);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  
  .diagram-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
    padding: var(--spacing-4);
    color: white;
    text-align: center;
  }
  
  .vastu-tips {
    display: grid;
    gap: var(--spacing-4);
  }
  
  .vastu-tip {
    display: flex;
    gap: var(--spacing-4);
    align-items: flex-start;
  }
  
  .vastu-tip i {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-1);
  }
  
  .vastu-tip h5 {
    margin-bottom: var(--spacing-1);
  }
  
  .vastu-tip p {
    color: var(--color-muted);
    font-size: var(--font-size-sm);
    margin-bottom: 0;
  }
  
  /* Transformations Section */
  .transformations-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }
  
  @media (min-width: 768px) {
    .transformations-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .transformations-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  
  .transformation-card {
    background-color: var(--color-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
  }
  
  .transformation-tabs {
    position: relative;
  }
  
  .transformation-image {
    position: relative;
    aspect-ratio: 3 / 2;
    overflow: hidden;
  }
  
  .tab-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity var(--transition-normal);
  }
  
  .tab-img.active {
    opacity: 1;
  }
  
  .transformation-content {
    padding: var(--spacing-6);
  }
  
  .transformation-content h3 {
    margin-bottom: var(--spacing-2);
  }
  
  .transformation-content p {
    color: var(--color-muted);
    margin-bottom: var(--spacing-4);
  }
  
  .color-palette {
    display: flex;
    gap: var(--spacing-2);
  }
  
  .color-dot {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
  }
  
  /* Testimonials Section */
  .testimonials {
    background-color: var(--color-muted-light);
  }
  
  .testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }
  
  @media (min-width: 768px) {
    .testimonials-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .testimonials-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  
  .testimonial-card {
    background-color: var(--color-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
  }
  
  .testimonial-quote {
    margin-bottom: var(--spacing-6);
  }
  
  .testimonial-quote i {
    color: var(--color-primary);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-4);
    opacity: 0.3;
  }
  
  .testimonial-quote p {
    margin-bottom: 0;
  }
  
  .testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
  }
  
  .testimonial-author img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
  }
  
  .testimonial-author h4 {
    margin-bottom: var(--spacing-1);
    font-size: var(--font-size-md);
  }
  
  .testimonial-author p {
    color: var(--color-muted);
    font-size: var(--font-size-sm);
    margin-bottom: 0;
  }
  
  /* CTA Section */
  .cta-card {
    background-color: var(--color-primary);
    color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-8) var(--spacing-6);
    text-align: center;
    box-shadow: var(--shadow-lg);
  }
  
  @media (min-width: 768px) {
    .cta-card {
      padding: var(--spacing-12) var(--spacing-16);
    }
  }
  
  .cta-card h2 {
    margin-bottom: var(--spacing-6);
  }
  
  .cta-card p {
    margin-bottom: var(--spacing-10);
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    justify-content: center;
    align-items: center;
  }
  
  @media (min-width: 640px) {
    .cta-buttons {
      flex-direction: row;
    }
  }
  
  /* Footer */
  .footer {
    background-color: var(--color-card);
    border-top: 1px solid var(--color-muted-light);
    padding: var(--spacing-12) 0;
  }
  
  .footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }
  
  @media (min-width: 640px) {
    .footer-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .footer-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }
  
  .footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
  }
  
  .footer-logo i {
    color: var(--color-primary);
  }
  
  .footer-col p {
    color: var(--color-muted);
    margin-bottom: var(--spacing-4);
  }
  
  .footer-col h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-4);
  }
  
  .footer-col ul {
    list-style: none;
  }
  
  .footer-col ul li {
    margin-bottom: var(--spacing-2);
  }
  
  .footer-col ul li a {
    color: var(--color-muted);
    transition: color var(--transition-fast);
  }
  
  .footer-col ul li a:hover {
    color: var(--color-primary);
  }
  
  .footer-bottom {
    margin-top: var(--spacing-12);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--color-muted-light);
    text-align: center;
  }
  
  .footer-bottom p {
    color: var(--color-muted);
    font-size: var(--font-size-sm);
    margin-bottom: 0;
  }
  
  /* Floating Action Button */
  .fab {
    position: fixed;
    bottom: var(--spacing-6);
    right: var(--spacing-6);
    z-index: 90;
  }
  
  .fab-btn {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    color: white;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: background-color var(--transition-fast);
  }
  
  .fab-btn:hover {
    background-color: var(--color-primary-dark);
  }
  
  .fab-menu {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 250px;
    display: none;
  }
  
  .fab-menu.active {
    display: block;
  }
  
  .fab-card {
    background-color: var(--color-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    box-shadow: var(--shadow-lg);
    animation: slideIn var(--transition-normal) forwards;
  }
  
  @keyframes slideIn {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .fab-title {
    font-weight: 600;
    margin-bottom: var(--spacing-1);
  }
  
  .fab-subtitle {
    color: var(--color-muted);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-4);
  }
  
  /* Responsive Adjustments */
  @media (max-width: 640px) {
    h1 {
      font-size: var(--font-size-3xl);
    }
  
    h2 {
      font-size: var(--font-size-2xl);
    }
  
    .section-header p {
      font-size: var(--font-size-md);
    }
  
    .hero p {
      font-size: var(--font-size-md);
    }
  }