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

    /* macOS Safari rubber-band bounce fix: html background paints overscroll area */
    html {
      font-size: 16px;
      scroll-behavior: smooth;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      background: linear-gradient(135deg, #5566d8 0%, #6a3b92 100%);
      background-attachment: fixed;
    }

    /* body transparent to let html background show through */
    body {
      margin: 0;
      padding: 0;
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
      line-height: 1.6;
      color: #ffffff;
      background: transparent;
      min-height: 100%;
      overflow-x: hidden;
    }

    /* ============================================
       CSS VARIABLES
       ============================================ */
    :root {
      /* Colors - Purple Gradient Palette */
      --primary: #5566d8;
      --primary-light: #7788ff;
      --primary-dark: #4455c0;
      --accent: #8b5cf6;
      --accent-light: #a78bfa;

      /* Background Colors */
      --bg-primary: #5566d8;
      --bg-secondary: #6a3b92;
      --bg-tertiary: rgba(255, 255, 255, 0.1);

      /* Glass Effect - Purple Compatible */
      --glass-bg: rgba(255, 255, 255, 0.15);
      --glass-bg-hover: rgba(255, 255, 255, 0.25);
      --glass-border: rgba(255, 255, 255, 0.3);
      --glass-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
      --glass-shadow-hover: 0 30px 80px rgba(0, 0, 0, 0.4), 0 0 40px rgba(255, 255, 255, 0.2);

      /* Text Colors */
      --text-primary: #ffffff;
      --text-secondary: rgba(255, 255, 255, 0.95);
      --text-muted: rgba(255, 255, 255, 0.8);

      /* Spacing */
      --spacing-xs: 0.5rem;
      --spacing-sm: 1rem;
      --spacing-md: 1.5rem;
      --spacing-lg: 1rem;
      --spacing-xl: 3rem;
      --spacing-2xl: 4rem;

      /* Border Radius */
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 20px;

      /* Transitions */
      --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

      /* Typography */
      --font-size-sm: 0.875rem;
      --font-size-base: 1rem;
      --font-size-lg: 1.125rem;
      --font-size-xl: 1.5rem;
      --font-size-2xl: 2rem;
      --font-size-3xl: 2.5rem;

      /* Z-index */
      --z-modal: 1000;
      --z-overlay: 999;
      --z-nav: 100;
      --z-dropdown: 50;
    }

    @media (min-width: 768px) {
      :root {
        --spacing-lg: 1rem;
        --spacing-xl: 3rem;
        --spacing-2xl: 6rem;
        --font-size-xl: 2rem;
        --font-size-2xl: 3rem;
        --font-size-3xl: 4rem;
      }
    }

    /* ============================================
       UTILITY CLASSES
       ============================================ */
    /* Mobile-only line breaks */
    .mobile-br {
      display: inline;
    }

    @media (min-width: 768px) {
      .mobile-br {
        display: none;
      }
    }

    /* ============================================
       TYPOGRAPHY
       ============================================ */
    h1, h2, h3, h4, h5, h6 {
      font-weight: 700;
      line-height: 1.2;
      margin-bottom: var(--spacing-md);
      color: var(--text-primary);
      text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
    h3 { font-size: var(--font-size-xl); font-weight: 600; }

    p {
      margin-bottom: var(--spacing-sm);
      color: var(--text-secondary);
      font-size: var(--font-size-base);
      line-height: 1.6;
    }

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

    a:hover {
      opacity: 0.8;
    }

    ul, ol {
      margin-bottom: var(--spacing-sm);
      padding-left: var(--spacing-md);
    }

    li {
      margin-bottom: var(--spacing-xs);
      color: var(--text-secondary);
    }

    strong {
      font-weight: 600;
    }

    /* ============================================
       HEADER & NAVIGATION
       ============================================ */
    .header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      background: rgba(0, 0, 0, 0.3);
      backdrop-filter: blur(30px);
      -webkit-backdrop-filter: blur(30px);
      border-bottom: .5px solid rgba(0, 0, 0, 0.1);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
      z-index: 200;
      padding: var(--spacing-sm) 0;
      transition: all var(--transition-normal);
    }

    .header.scrolled {
      /* Keep same black background on scroll */
      box-shadow: var(--glass-shadow);
    }

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

    @media (min-width: 768px) {
      .nav-container {
        padding: 0 var(--spacing-lg);
      }
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 600;
      color: #ffffff;
      text-decoration: none;
      letter-spacing: -0.01em;
      transition: all var(--transition-fast);
    }

    .logo:hover {
      opacity: 0.9;
    }

    .logo img {
      width: 36px;
      height: 36px;
      transition: transform var(--transition-fast);
    }

    .logo:hover img {
      transform: scale(1.05);
    }

    /* Mobile Hamburger */
    .hamburger {
      display: flex;
      flex-direction: column;
      justify-content: space-around;
      width: 30px;
      height: 24px;
      background: transparent;
      border: none;
      cursor: pointer;
      padding: 0;
      z-index: var(--z-nav);
    }

    .hamburger span {
      width: 100%;
      height: 3px;
      background: #ffffff;
      border-radius: 3px;
      transition: all var(--transition-normal);
    }

    .hamburger.active span:nth-child(1) {
      transform: rotate(45deg) translate(6px, 6px);
    }

    .hamburger.active span:nth-child(2) {
      opacity: 0;
      transform: translateX(20px);
    }

    .hamburger.active span:nth-child(3) {
      transform: rotate(-45deg) translate(6px, -6px);
    }

    @media (min-width: 768px) {
      .hamburger {
        display: none;
      }
    }

    /* Navigation Menu */
    .nav-menu {
      position: fixed;
      top: 0;
      right: -100%;
      width: 100%;
      max-width: 100%;
      height: 100vh;
      background: transparent;
      padding: 80px var(--spacing-lg) var(--spacing-lg);
      transition: right var(--transition-slow);
      z-index: calc(var(--z-nav) - 1);
    }

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

    @media (min-width: 768px) {
      .nav-menu {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background: transparent;
        padding: 0;
        display: flex;
        align-items: center;
        gap: var(--spacing-lg);
        box-shadow: none;
      }
    }

    .nav-links {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: 12px;
      align-items: stretch;
      background: transparent;
    }

    .nav-links li {
      background: none !important;
      border: none !important;
      padding: 0 !important;
      margin: 0 !important;
    }

    @media (min-width: 768px) {
      .nav-links {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: var(--spacing-lg);
        align-items: center;
      }
    }

    /* ICON-ONLY EXPANDABLE NAV LINKS */
    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      overflow: hidden;
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* SVG icons */
    .nav-link svg {
      width: 20px;
      height: 20px;
      min-height: 20px;
      max-height: 20px;
      flex-shrink: 0;
      position: relative;
      z-index: 1;
      pointer-events: none;
    }

    /* Make gear and FAQ icons slightly bigger */
    .nav-link svg.icon-gear,
    .nav-link svg.icon-faq {
      width: 22px;
      height: 22px;
      min-height: 22px;
      max-height: 22px;
    }

    /* Text labels */
    .nav-link .nav-text {
      white-space: nowrap;
      position: relative;
      z-index: 1;
    }

    /* Shimmer overlay */
    .nav-link::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
      transform: translateX(-100%) rotate(45deg);
      transition: transform 0.6s ease;
    }

    /* DESKTOP: Icon-only square buttons */
    @media (min-width: 768px) {
      .nav-link {
        min-width: 42px;
        max-width: 42px;
        height: 42px;
        max-height: 42px;
        padding: 0;
        box-sizing: border-box;
        background: #342A5E;
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border: 1px solid rgba(255,255,255,0.25);
        border-radius: 10px;
        transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      }

      .nav-link .nav-text {
        max-width: 0;
        opacity: 0;
        margin: 0;
        padding: 0;
        line-height: 1;
        font-size: 14px;
        overflow: hidden;
        transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      }

      .nav-link:hover {
        min-width: 42px;
        max-width: 250px;
        height: 42px !important;
        max-height: 42px !important;
        min-height: 42px !important;
        padding: 0 16px 0 12px;
        box-sizing: border-box;
        background: #342A5E;
        border-color: rgba(255,255,255,0.4);
        box-shadow: 0 8px 20px rgba(0,0,0,0.15), 0 0 20px rgba(255,255,255,0.2);
      }

      .nav-link:hover .nav-text {
        max-width: 200px;
        opacity: 1;
        margin-left: 8px;
        padding: 0;
      }

      .nav-link:hover::before {
        transform: translateX(100%) rotate(45deg);
      }

      .nav-link:active {
        transform: translateY(0) scale(0.98);
      }

      .nav-link:focus {
        outline: none;
        box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8);
      }

      .nav-link:focus:not(:focus-visible) {
        box-shadow: none;
      }

      /* RGB Glow Effect for Get Early Access button */
      .nav-link[data-rainbow-first-visit] {
        overflow: visible !important;
        z-index: 1;
        background: transparent !important;
        isolation: isolate;
      }

      .nav-link[data-rainbow-first-visit]:hover {
        background: transparent !important;
        border-color: rgba(255,255,255,0.4);
      }

      /* Rainbow glow behind everything */
      .nav-link[data-rainbow-first-visit]::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: calc(100% + 4px);
        height: 46px;
        transform: translate(-50%, -50%);
        border-radius: 10px;
        background: linear-gradient(
          90deg,
          #ff0000,
          #ff7300,
          #fffb00,
          #48ff00,
          #00ffd5,
          #002bff,
          #7a00ff,
          #ff00c8,
          #ff0000
        );
        background-size: 400% 100%;
        filter: blur(5px);
        opacity: 0.8;
        z-index: 1;
        animation: rgb-glow 8s linear infinite;
        transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        pointer-events: none;
      }

      /* Solid mask to hide glow in center, only show at edges */
      .nav-link[data-rainbow-first-visit]::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 100%;
        height: 100%;
        transform: translate(-50%, -50%);
        border-radius: 10px;
        background: #342A5E;
        border: 1px solid rgba(255, 255, 255, 0.25);
        box-sizing: border-box;
        z-index: 2;
        transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        pointer-events: none;
      }

      .nav-link[data-rainbow-first-visit] svg {
        position: relative;
        z-index: 3;
      }

      .nav-link[data-rainbow-first-visit] .nav-text {
        position: relative;
        z-index: 3;
      }

      /* Shimmer overlay - sits between purple mask and icon/text */
      .nav-link[data-rainbow-first-visit] .shimmer-overlay {
        position: absolute;
        inset: 0;
        z-index: 10;
        pointer-events: none;
        overflow: hidden;
        border-radius: 10px;
      }

      .nav-link[data-rainbow-first-visit] .shimmer-overlay::before {
        content: '';
        position: absolute;
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
        transform: translateX(-100%) rotate(45deg);
        transition: transform 0.6s ease;
      }

      .nav-link[data-rainbow-first-visit]:hover .shimmer-overlay::before {
        transform: translateX(100%) rotate(45deg);
      }
    }

    /* MOBILE: Full buttons with text visible */
    @media (max-width: 767px) {
      .nav-link {
        padding: 0.5rem 0;
        font-size: 16px;
        background: transparent;
        border: none;
      }

      .nav-link .nav-text {
        margin-left: 8px;
        opacity: 1;
      }

      .nav-link:hover {
        opacity: 0.7;
      }
    }

    /* Mobile Overlay */
    .nav-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100vh;
      background: rgba(0, 0, 0, 0.5);
      backdrop-filter: blur(4px);
      opacity: 0;
      visibility: hidden;
      transition: all var(--transition-normal);
      z-index: calc(var(--z-nav) - 2);
    }

    .nav-overlay.active {
      opacity: 1;
      visibility: visible;
    }

    @media (min-width: 768px) {
      .nav-overlay {
        display: none;
      }
    }

    /* ============================================
       BUTTONS
       ============================================ */
    .btn {
      display: inline-block;
      padding: 12px 24px;
      font-size: 14px;
      font-weight: 600;
      text-align: center;
      border: none;
      border-radius: 8px;
      cursor: pointer;
      transition: all var(--transition-normal);
      text-decoration: none;
      white-space: nowrap;
      min-height: 44px;
      line-height: 1.4;
      position: relative;
      overflow: hidden;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
      color: #ffffff;
      box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4), 0 0 0 1px rgba(99, 102, 241, 0.1) inset;
      text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .btn-primary::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
      transform: translateX(-100%) rotate(45deg);
      transition: transform 0.6s ease;
    }

    .btn-primary:hover::before {
      transform: translateX(100%) rotate(45deg);
    }

    /* Disable shimmer after click (loading or revealed state) */
    .btn-primary.loading::before,
    .btn-primary.revealed::before {
      display: none;
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5), 0 0 0 1px rgba(99, 102, 241, 0.2) inset;
    }

    .btn-primary:active {
      transform: translateY(0);
    }

    .btn-glass {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      color: var(--text-primary);
      box-shadow: var(--glass-shadow);
      text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    }

    .btn-glass::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, transparent 100%);
      border-radius: 8px;
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .btn-glass:hover::before {
      opacity: 1;
    }

    .btn-glass:hover {
      background: var(--glass-bg-hover);
      transform: translateY(-2px);
      box-shadow: var(--glass-shadow-hover);
      border-color: rgba(99, 102, 241, 0.4);
    }

    .btn-lg {
      padding: 14px 28px;
      font-size: 15px;
      min-height: 48px;
      height: 48px;
      min-width: 180px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    /* ============================================
       SECTIONS
       ============================================ */
    section {
      padding: 4rem 0;
      position: relative;
      z-index: 1;
    }

    /* Push first content section below fold to avoid clash with scroll indicator */
    section.scroll-reveal:first-of-type {
      padding-top: 40px;
    }

    /* Problem section bleeds up into hero */
    #problem {
      margin-top: -40px;
      z-index: 100;
    }

    .hero {
      padding-top: calc(5rem + 70px);
      min-height: 90vh;
      display: flex;
      align-items: center;
    }

    @media (min-width: 768px) {
      section {
        padding: 4rem 0;
      }

      .hero {
        padding-top: calc(7rem + 70px);
        min-height: 85vh;
      }
    }

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

    @media (min-width: 768px) {
      .container {
        padding: 0 var(--spacing-xl);
      }
    }

    .section-title {
      font-size: clamp(32px, 5vw, 56px);
      font-weight: 800;
      text-align: center;
      margin-bottom: 2rem;
      color: #ffffff;
      line-height: 1.2;
      letter-spacing: -0.02em;
      text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .section-subtitle {
      font-size: clamp(15px, 2vw, 18px);
      text-align: center;
      color: var(--text-secondary);
      margin-bottom: 2.5rem;
      max-width: 650px;
      margin-left: auto;
      margin-right: auto;
      line-height: 1.6;
    }

    /* ============================================
       HERO SECTION
       ============================================ */
    .hero-content {
      text-align: center;
      max-width: 800px;
      margin: 0 auto;
    }

    /* MOBILE HERO GIFT BUTTON - EXACT DUPLICATE OF DESKTOP NAV */
    .mobile-hero-gift {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      overflow: hidden;
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      margin-bottom: 1.5rem;
    }

    .mobile-hero-gift svg {
      width: 20px;
      height: 20px;
      min-height: 20px;
      max-height: 20px;
      flex-shrink: 0;
      position: relative;
      z-index: 1;
      pointer-events: none;
    }

    .mobile-hero-gift .nav-text {
      white-space: nowrap;
      position: relative;
      z-index: 1;
    }

    .mobile-hero-gift::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
      transform: translateX(-100%) rotate(45deg);
      transition: transform 0.6s ease;
    }

    /* MOBILE ONLY: Show desktop button style on mobile */
    @media (max-width: 767px) {
      .mobile-hero-gift {
        min-width: 42px;
        max-width: 42px;
        height: 42px;
        max-height: 42px;
        padding: 0;
        box-sizing: border-box;
        background: #342A5E;
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border: 1px solid rgba(255,255,255,0.25);
        border-radius: 10px;
        transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      }

      .mobile-hero-gift .nav-text {
        max-width: 0;
        opacity: 0;
        margin: 0;
        padding: 0;
        line-height: 1;
        font-size: 14px;
        overflow: hidden;
        transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      }

      /* NO HOVER on mobile - only tap-to-expand */

      /* Expanded state (after first tap) */
      .mobile-hero-gift.expanded {
        min-width: 42px;
        max-width: 250px;
        height: 42px !important;
        max-height: 42px !important;
        min-height: 42px !important;
        padding: 0 16px 0 12px;
        box-sizing: border-box;
        background: #342A5E;
        border-color: rgba(255,255,255,0.4);
        box-shadow: 0 8px 20px rgba(0,0,0,0.15), 0 0 20px rgba(255,255,255,0.2);
      }

      .mobile-hero-gift.expanded .nav-text {
        max-width: 200px;
        opacity: 1;
        margin-left: 8px;
        padding: 0;
      }

      .mobile-hero-gift.expanded::before {
        transform: translateX(100%) rotate(45deg);
      }

      .mobile-hero-gift:active {
        transform: translateY(0) scale(0.98);
      }

      .mobile-hero-gift:focus {
        outline: none;
        box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8);
      }

      .mobile-hero-gift:focus:not(:focus-visible) {
        box-shadow: none;
      }

      /* RGB Glow Effect for Get Early Access button */
      .mobile-hero-gift[data-rainbow-first-visit] {
        overflow: visible !important;
        z-index: 1;
        background: transparent !important;
        isolation: isolate;
      }

      .mobile-hero-gift[data-rainbow-first-visit]:hover {
        background: transparent !important;
        border-color: rgba(255,255,255,0.4);
      }

      /* Rainbow glow behind everything */
      .mobile-hero-gift[data-rainbow-first-visit]::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: calc(100% + 4px);
        height: 46px;
        transform: translate(-50%, -50%);
        border-radius: 10px;
        background: linear-gradient(
          90deg,
          #ff0000,
          #ff7300,
          #fffb00,
          #48ff00,
          #00ffd5,
          #002bff,
          #7a00ff,
          #ff00c8,
          #ff0000
        );
        background-size: 400% 100%;
        filter: blur(5px);
        opacity: 0.8;
        z-index: 1;
        animation: rgb-glow 8s linear infinite;
        transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        pointer-events: none;
      }

      /* Solid mask to hide glow in center, only show at edges */
      .mobile-hero-gift[data-rainbow-first-visit]::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 100%;
        height: 100%;
        transform: translate(-50%, -50%);
        border-radius: 10px;
        background: #342A5E;
        border: 1px solid rgba(255, 255, 255, 0.25);
        box-sizing: border-box;
        z-index: 2;
        transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        pointer-events: none;
      }

      .mobile-hero-gift[data-rainbow-first-visit] svg {
        position: relative;
        z-index: 3;
      }

      .mobile-hero-gift[data-rainbow-first-visit] .nav-text {
        position: relative;
        z-index: 3;
      }

      /* Shimmer overlay - sits between purple mask and icon/text */
      .mobile-hero-gift[data-rainbow-first-visit] .shimmer-overlay {
        position: absolute;
        inset: 0;
        z-index: 10;
        pointer-events: none;
        overflow: hidden;
        border-radius: 10px;
      }

      .mobile-hero-gift[data-rainbow-first-visit] .shimmer-overlay::before {
        content: '';
        position: absolute;
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
        transform: translateX(-100%) rotate(45deg);
        transition: transform 0.6s ease;
      }

      .mobile-hero-gift[data-rainbow-first-visit]:hover .shimmer-overlay::before {
        transform: translateX(100%) rotate(45deg);
      }
    }

    /* HIDE ON DESKTOP */
    @media (min-width: 768px) {
      .mobile-hero-gift {
        display: none;
      }
    }

    .hero-pretitle {
      font-size: clamp(13px, 1.8vw, 16px);
      font-weight: 500;
      color: var(--text-secondary);
      margin-bottom: 1rem;
      letter-spacing: 0.03em;
      line-height: 1.5;
    }

    .hero-title {
      font-size: clamp(40px, 6vw, 72px);
      font-weight: 800;
      margin-bottom: 1.5rem;
      line-height: 1.1;
      letter-spacing: -0.02em;
      background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.85) 0%,
        rgba(255, 255, 255, 1) 50%,
        rgba(255, 255, 255, 0.85) 100%
      );
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      text-shadow: none;
      position: relative;
      display: inline-block;
      cursor: default;
      /* Softer, rounder embossed effect */
      filter: drop-shadow(-1px -1px 2px rgba(255, 255, 255, 0.3))
              drop-shadow(1px 1px 3px rgba(0, 0, 0, 0.4))
              drop-shadow(0 2px 6px rgba(0, 0, 0, 0.2))
              drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
    }

    .hero-subtitle {
      font-size: clamp(15px, 2vw, 18px);
      color: var(--text-secondary);
      margin-bottom: 0.5rem;
      line-height: 1.6;
    }

    .hero-cta {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-md);
      align-items: center;
    }

    @media (min-width: 768px) {
      .hero-cta {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-lg);
      }
    }

    /* ============================================
       GLASS CONTAINERS
       ============================================ */
    .glass-container {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: 20px;
      padding: 2rem;
      box-shadow: var(--glass-shadow);
      transition: all var(--transition-normal);
      position: relative;
      overflow: hidden;
    }

    .glass-container::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.08), transparent 70%);
      opacity: 0;
      transition: opacity 0.5s ease;
    }

    .glass-container:hover::before {
      opacity: 1;
    }

    @media (min-width: 768px) {
      .glass-container {
        padding: 2.5rem;
      }
    }

    /* ============================================
       PHONE REVEAL
       ============================================ */
    .phone-reveal-container {
      text-align: center;
      margin: var(--spacing-xl) 0;
    }

    /* Liquid fill loading animation */
    .btn-primary.loading {
      position: relative;
      overflow: hidden;
      pointer-events: none;
    }

    .btn-primary .btn-text {
      position: relative;
      z-index: 3;
      display: inline-block;
    }

    .btn-primary.revealed {
      cursor: pointer;
      text-decoration: none;
      overflow: hidden;
      position: relative;
    }

    .btn-primary.revealed:hover {
      transform: translateY(-2px) scale(1.02);
    }

    /* SVG liquid wave container - fixed pixel height */
    .liquid-wave {
      position: absolute;
      bottom: 0;
      left: -100%;
      width: 300%;
      height: 200px;
      z-index: 1;
      animation: waveRise 4s ease-out forwards, waveSlide 3s linear infinite;
    }

    .liquid-wave > svg:first-child {
      width: 100%;
      height: 100%;
      position: absolute;
      bottom: 0;
      left: 0;
      z-index: 1;
    }

    @keyframes waveRise {
      from {
        transform: translateY(200px);
      }
      to {
        transform: translateY(0);
      }
    }

    @keyframes waveSlide {
      from {
        left: -100%;
      }
      to {
        left: 0;
      }
    }

    /* Wave stays at filled position after animation */
    .liquid-wave.completed {
      transform: translateY(0);
      animation: waveSlide 3s linear infinite;
    }

    /* Removed floatIn - using fade transitions instead */
    @keyframes floatIn {
      from {
        opacity: 0;
        transform: translateY(10px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    /* Bubble mask container - clips bubbles to wave area */
    .bubble-mask-container {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 200px;
      overflow: hidden;
      z-index: 2;
      animation: waveRise 4s ease-out forwards;
      pointer-events: none;
    }

    .bubble-mask-container.completed {
      transform: translateY(0);
      animation: none;
    }

    /* Bubble stream - large rotating square container */
    /* Positioned so center is in viewable area, rotates clockwise */
    .bubble-stream {
      position: absolute;
      width: 500px;
      height: 500px;
      left: 0;
      bottom: -200px; /* Center of 500px square at 50px from mask bottom */
      transform-origin: center center;
      animation: bubbleRotate 30s linear infinite;
      pointer-events: none;
    }

    @keyframes bubbleRotate {
      from {
        transform: rotate(0deg);
      }
      to {
        transform: rotate(360deg); /* Clockwise rotation */
      }
    }

    .phone-number-display {
      display: inline-block;
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 2px solid var(--glass-border);
      border-radius: 8px;
      padding: 14px 28px;
      min-height: 48px;
      opacity: 0;
      transform: scale(0.95);
      transition: all var(--transition-slow);
      box-shadow: var(--glass-shadow);
    }

    .phone-number-display.visible {
      opacity: 1;
      transform: scale(1);
    }

    .phone-number-link {
      font-size: 15px;
      font-weight: 600;
      color: #ffffff;
      text-decoration: none;
      letter-spacing: 0.02em;
      transition: all var(--transition-fast);
      display: inline-block;
      text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    }

    .phone-number-link:hover {
      transform: scale(1.02);
      color: rgba(255, 255, 255, 0.95);
      text-shadow: 0 2px 4px rgba(159, 122, 234, 0.3);
    }

    /* ============================================
       STATS GRID
       ============================================ */
    .stats-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--spacing-md);
      margin-bottom: var(--spacing-xl);
    }

    @media (min-width: 768px) {
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
      }
    }

    @media (min-width: 1024px) {
      .stats-grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    .stat-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      padding: var(--spacing-xl);
      text-align: center;
      transition: all var(--transition-normal);
      position: relative;
      overflow: hidden;
    }

    .stat-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.1), transparent 70%);
      opacity: 0;
      transition: opacity 0.5s ease;
    }

    .stat-card:hover::before {
      opacity: 1;
    }

    .stat-card:hover {
      background: var(--glass-bg-hover);
      transform: translateY(-8px);
      box-shadow: var(--glass-shadow-hover);
    }

    .stat-number {
      font-size: clamp(2.5rem, 5vw, 4rem);
      font-weight: 700;
      color: #ffffff;
      margin-bottom: var(--spacing-xs);
      line-height: 1;
      text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .stat-label {
      font-size: clamp(0.875rem, 1.5vw, 1rem);
      color: var(--text-secondary);
      margin-bottom: var(--spacing-xs);
      line-height: 1.5;
    }

    .stat-source {
      font-size: clamp(0.75rem, 1vw, 0.875rem);
      color: var(--text-muted);
      font-style: italic;
    }

    /* ============================================
       FEATURE GRID
       ============================================ */
    .feature-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--spacing-md);
      margin-bottom: var(--spacing-xl);
    }

    @media (min-width: 768px) {
      .feature-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
      }
    }

    .feature-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      padding: var(--spacing-xl);
      transition: all var(--transition-normal);
      position: relative;
      overflow: hidden;
    }

    .feature-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.1), transparent 70%);
      opacity: 0;
      transition: opacity 0.5s ease;
    }

    .feature-card:hover::before {
      opacity: 1;
    }

    .feature-card:hover {
      background: var(--glass-bg-hover);
      transform: translateY(-8px);
      box-shadow: var(--glass-shadow-hover);
    }

    .feature-title {
      font-size: clamp(1.25rem, 2vw, 1.5rem);
      font-weight: 600;
      margin-bottom: var(--spacing-sm);
      color: #ffffff;
      text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    }

    .feature-description {
      font-size: clamp(0.875rem, 1.5vw, 1rem);
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* ============================================
       STEPS (HOW IT WORKS)
       ============================================ */
    .steps-container {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--spacing-lg);
      margin: var(--spacing-xl) 0;
    }

    @media (min-width: 768px) {
      .steps-container {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    .step-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      padding: var(--spacing-xl);
      text-align: center;
      transition: all var(--transition-normal);
      position: relative;
      overflow: hidden;
    }

    .step-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.1), transparent 70%);
      opacity: 0;
      transition: opacity 0.5s ease;
    }

    .step-card:hover::before {
      opacity: 1;
    }

    .step-card:hover {
      background: var(--glass-bg-hover);
      transform: translateY(-8px);
      box-shadow: var(--glass-shadow-hover);
    }

    .step-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 72px;
      height: 72px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
      border-radius: 50%;
      font-size: 2rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: var(--spacing-lg);
      box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
      text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
      border: 2px solid rgba(255, 255, 255, 0.1);
    }

    .step-title {
      font-size: clamp(1.125rem, 2vw, 1.25rem);
      font-weight: 600;
      color: #ffffff;
      margin-bottom: var(--spacing-sm);
      text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    }

    .step-description {
      font-size: clamp(0.875rem, 1.5vw, 1rem);
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* ============================================
       USE CASES
       ============================================ */
    .use-case-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      padding: var(--spacing-xl);
      margin-bottom: var(--spacing-lg);
      transition: all var(--transition-normal);
      position: relative;
      overflow: hidden;
    }

    .use-case-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0%, transparent 100%);
      opacity: 0;
      transition: opacity 0.5s ease;
    }

    .use-case-card:hover::before {
      opacity: 1;
    }

    .use-case-card:hover {
      background: var(--glass-bg-hover);
      transform: translateX(8px);
      box-shadow: var(--glass-shadow-hover);
    }

    .use-case-title {
      font-size: clamp(1.125rem, 2vw, 1.5rem);
      font-weight: 600;
      color: #ffffff;
      margin-bottom: var(--spacing-sm);
      text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    }

    .use-case-description {
      font-size: clamp(0.875rem, 1.5vw, 1rem);
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* ============================================
       FAQ ACCORDION
       ============================================ */
    .faq-container {
      max-width: 800px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-md);
      margin-bottom: 0.5rem;
      overflow: hidden;
      transition: all var(--transition-normal);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      position: relative;
      min-height: 120px;
      display: flex;
      align-items: center;
      cursor: pointer;
      perspective: 1000px;
      transform-style: preserve-3d;
    }

    .faq-item:hover {
      box-shadow: var(--glass-shadow);
      background: var(--glass-bg-hover);
    }

    /* Purple atmospheric glow (depth fog effect) */
    .faq-item::after {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: radial-gradient(circle at center, rgba(139, 92, 246, 0.4) 0%, transparent 60%);
      opacity: 0;
      transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      pointer-events: none;
      z-index: 1.5;
    }

    .faq-item:hover::after {
      animation: atmosphereGlow 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    }

    @keyframes atmosphereGlow {
      0% {
        opacity: 0;
      }
      50% {
        opacity: 0.6;
      }
      100% {
        opacity: 0;
      }
    }

    .faq-question {
      padding: var(--spacing-md);
      font-size: clamp(1rem, 2vw, 1.125rem);
      font-weight: 600;
      color: #ffffff;
      width: 100%;
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      transform: translateZ(0) scale(1);
      filter: blur(0);
      opacity: 1;
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      z-index: 2;
    }

    .faq-item:hover .faq-question {
      transform: translateZ(-80px) scale(0.85);
      filter: blur(8px);
      opacity: 0.2;
      pointer-events: none;
    }

    .faq-answer {
      padding: var(--spacing-md);
      width: 100%;
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      display: flex;
      align-items: center;
      transform: translateZ(-50px) scale(0.9);
      filter: blur(6px);
      opacity: 0;
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      z-index: 1;
    }

    .faq-item:hover .faq-answer {
      transform: translateZ(0) scale(1);
      filter: blur(0);
      opacity: 1;
    }

    .faq-answer-content {
      color: var(--text-secondary);
      font-size: clamp(0.875rem, 1.5vw, 1rem);
      line-height: 1.6;
      width: 100%;
    }

    /* Mobile: Click/tap to expand (dynamic height) */
    @media (max-width: 767px) {
      .faq-item {
        min-height: auto;
        display: block;
        height: auto;
      }

      .faq-question {
        position: relative;
        display: block;
        height: auto;
        min-height: 60px;
        align-items: flex-start;
        padding-top: 1.25rem;
      }

      .faq-answer {
        position: relative;
        display: none;
        height: auto;
        opacity: 0;
        transform: none;
        filter: none;
        align-items: flex-start;
      }

      /* Active state - show answer */
      .faq-item.active {
        min-height: auto;
        height: auto;
      }

      .faq-item.active .faq-question {
        opacity: 0.5;
        padding-bottom: 0.5rem;
      }

      .faq-item.active .faq-answer {
        display: block;
        opacity: 1;
      }

      /* Disable hover effects on mobile */
      .faq-item:hover .faq-question {
        transform: none;
        filter: none;
        opacity: 1;
        pointer-events: auto;
      }

      .faq-item:hover .faq-answer {
        transform: none;
        filter: none;
        opacity: 0;
      }

      .faq-item.active:hover .faq-question {
        opacity: 0.5;
      }

      .faq-item.active:hover .faq-answer {
        opacity: 1;
      }
    }

    /* Desktop: Keep 3D hover effect */
    @media (min-width: 768px) {
      .faq-item.active .faq-question {
        transform: translateZ(-80px) scale(0.85);
        filter: blur(8px);
        opacity: 0.2;
        pointer-events: none;
      }

      .faq-item.active .faq-answer {
        transform: translateZ(0) scale(1);
        filter: blur(0);
        opacity: 1;
      }

      .faq-item.active::after {
        animation: atmosphereGlow 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
      }
    }

    /* ============================================
       FOOTER
       ============================================ */
    .footer {
      background: rgba(0, 0, 0, 0.2);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-top: 1px solid var(--glass-border);
      padding: var(--spacing-lg) 0;
      margin-top: var(--spacing-2xl);
    }

    .footer-content {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--spacing-sm);
      text-align: center;
    }

    @media (min-width: 768px) {
      .footer-content {
        padding: 0 var(--spacing-lg);
        display: flex;
        justify-content: space-between;
        align-items: center;
        text-align: left;
      }
    }

    .footer-brand {
      font-size: var(--font-size-xl);
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 0;
    }

    @media (min-width: 768px) {
      .footer-brand {
        margin-bottom: 0;
      }
    }

    .footer-tagline {
      font-size: var(--font-size-base);
      color: var(--text-muted);
      margin-bottom: 1.5rem;
    }

    @media (min-width: 768px) {
      .footer-tagline {
        margin-bottom: 0;
      }
    }

    .footer-links {
      display: flex;
      flex-direction: column;
      list-style: none;
      padding: 0;
      margin: 0;
    }

    /* MOBILE: Zero gap - tight like text lines */
    @media (max-width: 767px) {
      .footer-links {
        gap: 0;
      }

      .footer-links li {
        margin: 0 !important;
        margin-bottom: 0 !important;
        padding: 0;
      }
    }

    /* DESKTOP: Horizontal with spacing */
    @media (min-width: 768px) {
      .footer-links {
        flex-direction: row;
        gap: var(--spacing-lg);
      }
    }

    .footer-link {
      color: var(--text-secondary);
      text-decoration: none;
      font-size: var(--font-size-sm);
      transition: color var(--transition-fast);
    }

    .footer-link:hover {
      color: #ffffff;
    }

    .footer-copyright-inline {
      font-size: var(--font-size-sm);
      color: var(--text-secondary);
    }

    @media (min-width: 768px) {
      .footer-copyright-inline {
        margin-left: auto;
        margin-top: 2px;
        margin-bottom: 0;
        padding-left: var(--spacing-lg);
        border-left: 1px solid var(--glass-border);
      }
    }

    .footer-copyright {
      margin-top: var(--spacing-lg);
      padding-top: var(--spacing-md);
      border-top: 1px solid var(--glass-border);
      font-size: var(--font-size-sm);
      color: var(--text-muted);
      text-align: center;
    }

    /* ============================================
       UTILITIES
       ============================================ */
    .content-narrow {
      max-width: 800px;
      margin: 0 auto;
    }

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

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

    .mt-lg { margin-top: 2rem; }
    .mt-md { margin-top: 1.5rem; }
    .mb-xl { margin-bottom: 3rem; }

    /* Final CTA - tighter spacing and smaller title for single line */
    #final-cta .section-title {
      font-size: clamp(28px, 4vw, 42px);
      margin-bottom: 1rem;
    }

    #final-cta .section-subtitle {
      margin-bottom: 0.25rem;
    }

    #final-cta .section-subtitle:last-of-type {
      margin-bottom: 1rem;
    }

    #final-cta .phone-reveal-container {
      margin: 1rem 0;
    }

    #final-cta .mt-lg {
      margin-top: 0.5rem;
    }

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

    .fade-in-up {
      animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    }

    /* Text swap animations for button reveal */
    @keyframes fadeUpOut {
      from {
        opacity: 1;
        transform: translateY(0);
      }
      to {
        opacity: 0;
        transform: translateY(-20px);
      }
    }

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

    .fade-up-out {
      animation: fadeUpOut 0.3s cubic-bezier(0.4, 0, 0.6, 1) forwards;
    }

    .fade-in-from-below {
      animation: fadeInFromBelow 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    }

    .scroll-reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
      will-change: transform, opacity;
    }

    .scroll-reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    .spinner {
      display: inline-block;
      width: 20px;
      height: 20px;
      border: 3px solid rgba(255, 255, 255, 0.3);
      border-top-color: #ffffff;
      border-radius: 50%;
      animation: spin 0.8s linear infinite;
    }

    @keyframes spin {
      to { transform: rotate(360deg); }
    }

    @keyframes rainbowGlow {
      0%, 100% {
        box-shadow: 0 0 20px rgba(255, 0, 0, 0.6), 0 0 40px rgba(255, 0, 0, 0.4);
      }
      16% {
        box-shadow: 0 0 20px rgba(255, 165, 0, 0.6), 0 0 40px rgba(255, 165, 0, 0.4);
      }
      33% {
        box-shadow: 0 0 20px rgba(255, 255, 0, 0.6), 0 0 40px rgba(255, 255, 0, 0.4);
      }
      50% {
        box-shadow: 0 0 20px rgba(0, 255, 0, 0.6), 0 0 40px rgba(0, 255, 0, 0.4);
      }
      66% {
        box-shadow: 0 0 20px rgba(0, 0, 255, 0.6), 0 0 40px rgba(0, 0, 255, 0.4);
      }
      83% {
        box-shadow: 0 0 20px rgba(75, 0, 130, 0.6), 0 0 40px rgba(75, 0, 130, 0.4);
      }
    }

    /* RGB Glow Border Animation */
    @keyframes rgb-glow {
      0% {
        background-position: 0% 50%;
      }
      100% {
        background-position: 400% 50%;
      }
    }

    .rainbow-glow-first-visit {
      animation: rainbowGlow 3s ease-in-out 3;
    }

    /* ============================================
       MODAL
       ============================================ */
    .modal-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.8);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      display: flex;
      justify-content: center;
      align-items: center;
      z-index: var(--z-modal);
      padding: var(--spacing-sm);
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transition: all var(--transition-normal);
    }

    .modal-overlay.active {
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
    }

    .modal-content {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      width: 100%;
      max-width: 900px;
      max-height: 90vh;
      overflow: hidden;
      box-shadow: var(--glass-shadow-hover);
      position: relative;
    }

    .modal-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: var(--spacing-md);
      border-bottom: 1px solid var(--glass-border);
    }

    .modal-title {
      font-size: var(--font-size-xl);
      font-weight: 600;
      color: #ffffff;
      margin: 0;
    }

    .modal-close {
      background: transparent;
      border: none;
      color: #ffffff;
      font-size: 2rem;
      cursor: pointer;
      padding: 0;
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      transition: all var(--transition-fast);
    }

    .modal-close:hover {
      background: rgba(255, 255, 255, 0.1);
      transform: rotate(90deg);
    }

    .modal-body {
      padding: 0;
      height: calc(90vh - 80px);
      overflow: hidden;
    }

    .modal-iframe {
      width: 100%;
      height: 100%;
      border: none;
    }

    /* ============================================
       ACCESSIBILITY
       ============================================ */
    *:focus {
      outline: 2px solid rgba(255, 255, 255, 0.6);
      outline-offset: 2px;
    }

    button:focus,
    a:focus {
      outline: 2px solid rgba(255, 255, 255, 0.8);
      outline-offset: 4px;
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
      }
    }

    ::selection {
      background: rgba(255, 255, 255, 0.3);
      color: #ffffff;
    }

    /* ============================================
       NEW OPTIMIZELY-INSPIRED SECTIONS
       ============================================ */

    /* Impact Card (Problem + Stats Combined) */
    .impact-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: 24px;
      overflow: hidden;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
      transition: transform var(--transition-normal), box-shadow var(--transition-normal);
      position: relative;
      z-index: 100;
      will-change: transform;
    }

    .impact-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4), 0 0 40px rgba(139, 92, 246, 0.3);
    }

    .impact-card-header {
      padding: 1.5rem 2rem 2rem 2rem;
      background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, transparent 100%);
      border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    }

    @media (min-width: 768px) {
      .impact-card-header {
        padding: 1.5rem 3rem 3rem 3rem;
      }
    }

    .impact-title {
      font-size: clamp(32px, 5vw, 48px);
      font-weight: 700;
      margin-bottom: 1rem;
      line-height: 1.1;
      color: #ffffff;
    }

    .impact-subtitle {
      font-size: clamp(18px, 2.5vw, 24px);
      font-weight: 500;
      margin-bottom: 1.5rem;
      color: var(--text-secondary);
      line-height: 1.3;
    }

    .impact-description {
      font-size: clamp(15px, 2vw, 18px);
      line-height: 1.7;
      color: var(--text-secondary);
      max-width: 900px;
    }

    .impact-description p {
      margin-bottom: 1rem;
    }

    .impact-description p:last-child {
      margin-bottom: 0;
    }

    /* Stats Grid within Impact Card */
    .impact-card-stats {
      display: grid;
      grid-template-columns: 1fr;
      background: rgba(0, 0, 0, 0.2);
    }

    @media (min-width: 768px) {
      .impact-card-stats {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (min-width: 1024px) {
      .impact-card-stats {
        grid-template-columns: repeat(4, 1fr);
      }
    }

    .stat-block {
      padding: 2.5rem 2rem;
      text-align: center;
      border-top: 2px solid rgba(255, 255, 255, 0.1);
      transition: all var(--transition-normal);
    }

    @media (min-width: 768px) {
      .stat-block {
        border-top: none;
      }

      .stat-divider {
        border-left: 2px solid rgba(255, 255, 255, 0.1);
      }

      .stat-block:nth-child(odd) {
        border-bottom: 2px solid rgba(255, 255, 255, 0.1);
      }

      .stat-block:nth-child(even) {
        border-bottom: 2px solid rgba(255, 255, 255, 0.1);
      }
    }

    @media (min-width: 1024px) {
      .stat-block:nth-child(odd),
      .stat-block:nth-child(even) {
        border-bottom: none;
      }
    }

    .stat-block:hover {
      background: rgba(139, 92, 246, 0.1);
    }

    .stat-huge {
      font-size: 3.5rem;
      font-weight: 700;
      line-height: 1;
      margin-bottom: 1rem;
      color: #ffffff;
      background: linear-gradient(135deg, #ffffff 0%, #e0d4ff 100%);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .stat-context {
      font-size: clamp(13px, 1.5vw, 15px);
      line-height: 1.4;
      color: var(--text-secondary);
      margin-bottom: 0.75rem;
      font-weight: 500;
    }

    .stat-attribution {
      font-size: 11px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* Solution Card */
    .solution-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: 24px;
      overflow: hidden;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
      transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    }

    .solution-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4), 0 0 40px rgba(139, 92, 246, 0.3);
    }

    .solution-card-header {
      padding: 1.5rem 2rem 2rem 2rem;
      background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, transparent 100%);
      border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    }

    @media (min-width: 768px) {
      .solution-card-header {
        padding: 1.5rem 3rem 3rem 3rem;
      }
    }

    .solution-title {
      font-size: clamp(32px, 5vw, 48px);
      font-weight: 700;
      margin-bottom: 1rem;
      line-height: 1.1;
      color: #ffffff;
    }

    .solution-subtitle {
      font-size: clamp(18px, 2.5vw, 24px);
      font-weight: 500;
      margin-bottom: 1.5rem;
      color: var(--text-secondary);
      line-height: 1.3;
    }

    .solution-description {
      font-size: clamp(15px, 2vw, 18px);
      line-height: 1.7;
      color: var(--text-secondary);
      max-width: 900px;
    }

    .solution-features-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 0;
    }

    @media (min-width: 768px) {
      .solution-features-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (min-width: 1024px) {
      .solution-features-grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    .solution-feature {
      padding: 2rem;
      border-top: 2px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.15);
      position: relative;
      overflow: hidden;
      opacity: 0;
      transform: translateY(20px);
      transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                  transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* Staggered reveal when parent becomes visible */
    .scroll-reveal.visible .solution-feature {
      opacity: 1;
      transform: translateY(0);
    }

    .scroll-reveal.visible .solution-feature:nth-child(1) {
      transition-delay: 0s;
    }

    .scroll-reveal.visible .solution-feature:nth-child(2) {
      transition-delay: 0.1s;
    }

    .scroll-reveal.visible .solution-feature:nth-child(3) {
      transition-delay: 0.2s;
    }

    .scroll-reveal.visible .solution-feature:nth-child(4) {
      transition-delay: 0.3s;
    }

    .scroll-reveal.visible .solution-feature:nth-child(5) {
      transition-delay: 0.4s;
    }

    .scroll-reveal.visible .solution-feature:nth-child(6) {
      transition-delay: 0.5s;
    }

    /* Glass shimmer effect on hover */
    .solution-feature::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
      transform: translateX(-100%) rotate(45deg);
      transition: transform 0.6s ease;
      pointer-events: none;
      z-index: 1;
    }

    .solution-feature:hover::before {
      transform: translateX(100%) rotate(45deg);
    }

    @media (min-width: 768px) {
      .solution-feature:nth-child(even) {
        border-left: 2px solid rgba(255, 255, 255, 0.1);
      }
    }

    @media (min-width: 1024px) {
      .solution-feature:nth-child(3n+2),
      .solution-feature:nth-child(3n) {
        border-left: 2px solid rgba(255, 255, 255, 0.1);
      }

      .solution-feature:nth-child(even) {
        border-left: none;
      }

      .solution-feature:nth-child(3n+2) {
        border-left: 2px solid rgba(255, 255, 255, 0.1);
      }
    }

    .solution-feature:hover {
      background: rgba(139, 92, 246, 0.15);
      transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                  transform 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                  background var(--transition-normal);
      transition-delay: 0s !important;
    }

    /* Icon styling */
    .solution-feature-icon {
      width: 32px;
      height: 32px;
      margin-bottom: 1.25rem;
      color: #ffffff;
      opacity: 0.9;
      transition: all var(--transition-normal);
      position: relative;
      z-index: 2;
      filter: drop-shadow(0 2px 4px rgba(139, 92, 246, 0.3));
    }

    .solution-feature:hover .solution-feature-icon {
      transform: scale(1.1);
      opacity: 1;
      filter: drop-shadow(0 4px 8px rgba(139, 92, 246, 0.5));
    }

    .solution-feature-title {
      font-size: clamp(18px, 2vw, 22px);
      font-weight: 600;
      margin-bottom: 0.75rem;
      color: #ffffff;
      position: relative;
      z-index: 2;
    }

    .solution-feature-text {
      font-size: clamp(14px, 1.5vw, 16px);
      line-height: 1.6;
      color: var(--text-secondary);
      margin: 0;
      position: relative;
      z-index: 2;
    }

    /* Empowering Card */
    .empowering-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: 24px;
      padding: 1.5rem 2rem 2rem 2rem;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
      transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    }

    .empowering-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4), 0 0 40px rgba(139, 92, 246, 0.3);
    }

    @media (min-width: 768px) {
      .empowering-card {
        padding: 1.5rem 3rem 3rem 3rem;
      }
    }

    .empowering-title {
      font-size: clamp(32px, 5vw, 48px);
      font-weight: 700;
      margin-bottom: 2.5rem;
      line-height: 1.1;
      color: #ffffff;
      text-align: center;
      position: relative;
      z-index: 0;
    }

    .empowering-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 2rem;
    }

    @media (min-width: 768px) {
      .empowering-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2.5rem;
      }
    }

    .empowering-block {
      position: relative;
      padding: 2rem;
      border-radius: 16px;
      background: rgba(0, 0, 0, 0.2);
      border: 1px solid rgba(255, 255, 255, 0.1);
      overflow: hidden;
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    }

    /* Radial gradient background */
    .empowering-block::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: radial-gradient(circle at 50% 0%, rgba(139, 92, 246, 0.15), transparent 60%);
      opacity: 0;
      transition: opacity 0.5s ease;
      z-index: 0;
    }

    /* Glass shimmer effect */
    .empowering-block::after {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
      transform: translateX(-100%) rotate(45deg);
      transition: transform 0.6s ease;
      pointer-events: none;
      z-index: 1;
    }

    .empowering-block:hover::before {
      opacity: 1;
    }

    .empowering-block:hover::after {
      transform: translateX(100%) rotate(45deg);
    }

    .empowering-block:hover {
      transform: translateY(-12px);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(139, 92, 246, 0.3);
      border-color: rgba(139, 92, 246, 0.3);
    }

    /* Staggered reveal animation */
    .scroll-reveal.visible .empowering-block {
      opacity: 1;
      transform: translateY(0);
    }

    .scroll-reveal.visible .empowering-block:nth-child(1) {
      transition-delay: 0s;
    }

    .scroll-reveal.visible .empowering-block:nth-child(2) {
      transition-delay: 0.15s;
    }

    .scroll-reveal.visible .empowering-block:nth-child(3) {
      transition-delay: 0.3s;
    }

    .empowering-icon {
      width: 48px;
      height: 48px;
      margin-bottom: 1.5rem;
      color: #ffffff;
      filter: drop-shadow(0 4px 12px rgba(139, 92, 246, 0.4));
      transition: all var(--transition-normal);
      position: relative;
      z-index: 2;
    }

    .empowering-block:hover .empowering-icon {
      transform: scale(1.1);
      filter: drop-shadow(0 6px 16px rgba(139, 92, 246, 0.6));
    }

    .empowering-block h3 {
      font-size: clamp(20px, 2.5vw, 24px);
      font-weight: 600;
      margin-bottom: 1rem;
      color: #ffffff;
      line-height: 1.3;
      position: relative;
      z-index: 2;
    }

    .empowering-block p {
      font-size: clamp(15px, 1.8vw, 17px);
      line-height: 1.6;
      color: var(--text-secondary);
      margin: 0;
      position: relative;
      z-index: 2;
    }

    /* How It Works - Simple Stacked Layers */
    #how-it-works {
      position: relative;
      z-index: 10;
      isolation: auto;
    }

    #use-cases {
      position: relative;
      z-index: 1;
      isolation: auto;
      margin-top: 2rem;
    }

    .how-titleV2 {
      font-size: clamp(32px, 5vw, 48px);
      font-weight: 700;
      margin-bottom: 3rem;
      text-align: center;
      color: #ffffff;
    }

    /* Mobile: Simple stacked cards */
    .how-layers-wrapperV2 {
      position: relative;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 2rem;
    }

    .how-layerV2 {
      position: relative;
      width: 100%;
      max-width: 600px;
      padding: 3rem 2.5rem;
      background: rgba(0, 0, 0, 0.3);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 24px;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
      transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* Number badge */
    .how-layer-numberV2 {
      position: absolute;
      top: -20px;
      left: 2.5rem;
      width: 64px;
      height: 64px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border-radius: 50%;
      font-size: 32px;
      font-weight: 700;
      color: #ffffff;
      box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
      border: 3px solid rgba(255, 255, 255, 0.2);
      z-index: 2;
    }

    .how-layer-titleV2 {
      font-size: clamp(24px, 3vw, 28px);
      font-weight: 600;
      margin-bottom: 1rem;
      margin-top: 0.5rem;
      color: #ffffff;
    }

    .how-layer-textV2 {
      font-size: clamp(16px, 1.8vw, 18px);
      line-height: 1.6;
      color: var(--text-secondary);
      margin: 0;
    }

    /* Purple glow on hover */
    .how-layerV2::before {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 50% 0%, rgba(139, 92, 246, 0.2), transparent 70%);
      opacity: 0;
      transition: opacity 0.5s ease;
      border-radius: 24px;
      pointer-events: none;
    }

    .how-layerV2:hover::before {
      opacity: 1;
    }

    /* Float animation */
    @keyframes floatV2 {
      0%, 100% {
        transform: translateY(0px);
      }
      50% {
        transform: translateY(-10px);
      }
    }

    .how-layerV2 {
      animation: floatV2 6s ease-in-out infinite;
    }

    /* Stagger the float animation for each layer */
    .how-layerV2[data-step="1"] {
      animation-delay: 0s;
    }

    .how-layerV2[data-step="2"] {
      animation-delay: 2s;
    }

    .how-layerV2[data-step="3"] {
      animation-delay: 4s;
    }

    /* Desktop: Slightly larger max-width */
    @media (min-width: 768px) {
      .how-layerV2 {
        max-width: 700px;
      }

      /* Pause float animation when cards wrapper is hovered */
      .how-layers-wrapperV2:hover .how-layerV2 {
        animation-play-state: paused;
      }

      /* Cascade effect when hovering over the cards area - diagonal fan-out */
      .how-layers-wrapperV2:hover .how-layerV2[data-step="1"] {
        transform: translateX(-30%) translateY(-10px);
      }

      .how-layers-wrapperV2:hover .how-layerV2[data-step="2"] {
        transform: translateX(0) translateY(0);
      }

      .how-layers-wrapperV2:hover .how-layerV2[data-step="3"] {
        transform: translateX(30%) translateY(10px);
      }

      /* Individual card hover within wrapper hover - additional lift */
      .how-layers-wrapperV2:hover .how-layerV2:hover {
        box-shadow: 0 24px 72px rgba(0, 0, 0, 0.4);
      }

      .how-layers-wrapperV2:hover .how-layerV2[data-step="1"]:hover {
        transform: translateX(-30%) translateY(-14px);
      }

      .how-layers-wrapperV2:hover .how-layerV2[data-step="2"]:hover {
        transform: translateX(0) translateY(-4px);
      }

      .how-layers-wrapperV2:hover .how-layerV2[data-step="3"]:hover {
        transform: translateX(30%) translateY(6px);
      }
    }
    .use-cases-card {
      background: var(--glass-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: 24px;
      padding: 1.5rem 2rem 2rem 2rem;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
      transition: transform var(--transition-normal), box-shadow var(--transition-normal);
      position: relative;
      z-index: 1;
    }

    .use-cases-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4), 0 0 40px rgba(139, 92, 246, 0.3);
    }

    @media (min-width: 768px) {
      .use-cases-card {
        padding: 1.5rem 3rem 3rem 3rem;
      }
    }

    .use-cases-title {
      font-size: clamp(32px, 5vw, 48px);
      font-weight: 700;
      margin-bottom: 3rem;
      text-align: center;
      color: #ffffff;
      position: relative;
      z-index: 0;
    }

    .use-cases-grid {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
    }

    .use-case {
      display: flex;
      flex-direction: column;
      background: rgba(0, 0, 0, 0.2);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 16px;
      overflow: hidden;
      position: relative;
      transition: all var(--transition-normal);
    }

    @media (min-width: 768px) {
      .use-case {
        flex-direction: row;
        min-height: 200px;
      }
    }

    /* Glass shimmer effect */
    .use-case::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
      transform: translateX(-100%) rotate(45deg);
      transition: transform 0.8s ease;
      pointer-events: none;
      z-index: 1;
    }

    .use-case:hover::before {
      transform: translateX(100%) rotate(45deg);
    }

    .use-case:hover {
      border-color: rgba(139, 92, 246, 0.3);
      box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3), 0 0 24px rgba(139, 92, 246, 0.2);
    }

    /* Problem side */
    .use-case-problem {
      flex: 1;
      padding: 2rem;
      background: rgba(0, 0, 0, 0.4);
      display: flex;
      flex-direction: column;
      position: relative;
      z-index: 2;
      transition: all var(--transition-normal);
    }

    @media (max-width: 767px) {
      .use-case-problem {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      }
    }

    .use-case:hover .use-case-problem {
      background: rgba(0, 0, 0, 0.6);
      opacity: 0.7;
    }

    /* Solution side */
    .use-case-solution {
      flex: 1;
      padding: 2rem;
      background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(0, 0, 0, 0.2) 100%);
      display: flex;
      flex-direction: column;
      position: relative;
      z-index: 2;
      transition: all var(--transition-normal);
    }

    .use-case:hover .use-case-solution {
      background: linear-gradient(135deg, rgba(139, 92, 246, 0.2) 0%, rgba(0, 0, 0, 0.15) 100%);
    }

    /* Divider with arrow */
    .use-case-divider {
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
      z-index: 3;
      padding: 1rem 0;
    }

    @media (min-width: 768px) {
      .use-case-divider {
        width: 60px;
        padding: 0;
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
        border-left: 1px solid rgba(255, 255, 255, 0.2);
        border-right: 1px solid rgba(255, 255, 255, 0.2);
      }
    }

    @media (max-width: 767px) {
      .use-case-divider {
        background: linear-gradient(90deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
      }

      .use-case-arrow {
        transform: rotate(90deg);
      }
    }

    .use-case-arrow {
      width: 32px;
      height: 32px;
      color: rgba(255, 255, 255, 0.8);
      animation: arrowPulse 2s ease-in-out infinite;
      filter: drop-shadow(0 2px 8px rgba(139, 92, 246, 0.4));
    }

    @keyframes arrowPulse {
      0%, 100% {
        opacity: 0.6;
        transform: translateX(0);
      }
      50% {
        opacity: 1;
        transform: translateX(4px);
      }
    }

    @media (max-width: 767px) {
      @keyframes arrowPulse {
        0%, 100% {
          opacity: 0.6;
          transform: rotate(90deg) translateX(0);
        }
        50% {
          opacity: 1;
          transform: rotate(90deg) translateX(4px);
        }
      }
    }

    /* Icons */
    .use-case-icon {
      width: 32px;
      height: 32px;
      margin-bottom: 1rem;
      position: relative;
      z-index: 2;
    }

    .use-case-icon-problem {
      color: rgba(255, 255, 255, 0.5);
      filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    }

    .use-case-icon-solution {
      color: rgba(139, 92, 246, 0.9);
      filter: drop-shadow(0 2px 8px rgba(139, 92, 246, 0.4));
    }

    .use-case-heading {
      font-size: clamp(18px, 2vw, 22px);
      font-weight: 600;
      margin-bottom: 1rem;
      color: #ffffff;
      line-height: 1.3;
      position: relative;
      z-index: 2;
    }

    .use-case-text {
      font-size: clamp(14px, 1.5vw, 16px);
      line-height: 1.6;
      color: var(--text-secondary);
      margin: 0;
      position: relative;
      z-index: 2;
    }

    /* ============================================
       SCROLL HINT
       ============================================ */
    .scroll-hint-centering {
      position: fixed;
      bottom: 40px;
      left: 0;
      right: 0;
      width: 100%;
      text-align: center;
      z-index: 1;
      pointer-events: none;
      opacity: 1;
      transition: opacity 0.3s ease-out;
    }

    .scroll-hint-centering.hidden {
      opacity: 0;
      pointer-events: none;
    }

    .scroll-hint {
      display: inline-block;
      text-align: center;
    }

    .scroll-hint-label {
      color: var(--text-secondary);
      font-size: 14px;
      font-weight: 500;
      margin-bottom: 8px;
    }

    .scroll-hint-icon {
      font-size: 24px;
      color: var(--text-primary);
      line-height: 1;
      display: inline-block;
      animation: arrowBounce 2s ease-in-out infinite;
    }

    @keyframes arrowBounce {
      0%, 100% {
        transform: translateY(0);
      }
      50% {
        transform: translateY(-8px);
      }
    }

    /* ============================================
       SCROLL TO TOP BUTTON
       ============================================ */
    .scroll-to-top {
      position: fixed;
      bottom: 40px;
      left: 40px;
      min-width: 42px;
      max-width: 42px;
      height: 42px;
      max-height: 42px;
      border-radius: 10px;
      background: #342A5E;
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.25);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
      cursor: pointer;
      z-index: 50;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transform: translateX(-100px) scale(0.8);
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      padding: 0;
      overflow: hidden;
      box-sizing: border-box;
    }

    /* Move up when at bottom of page (desktop only) */
    @media (min-width: 768px) {
      .scroll-to-top.at-bottom {
        bottom: 120px;
      }
    }

    /* Glass shimmer effect on hover */
    .scroll-to-top::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
      transform: translateX(-100%) rotate(45deg);
      transition: transform 0.6s ease;
    }

    .scroll-to-top:hover::before {
      transform: translateX(100%) rotate(45deg);
    }

    .scroll-to-top.visible {
      opacity: 1;
      visibility: visible;
      transform: translateX(0) scale(1);
    }

    .scroll-to-top:hover {
      min-width: 42px;
      max-width: 250px;
      padding: 0 16px 0 12px;
      background: #342A5E;
      border-color: rgba(255, 255, 255, 0.4);
      box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4), 0 0 20px rgba(255, 255, 255, 0.2);
    }

    .scroll-to-top:active {
      transform: translateX(0) scale(0.98);
    }

    .scroll-to-top svg {
      width: 20px;
      height: 20px;
      min-width: 20px;
      min-height: 20px;
      max-height: 20px;
      flex-shrink: 0;
      color: #ffffff;
      position: relative;
      z-index: 1;
      pointer-events: none;
    }

    .scroll-to-top-text {
      white-space: nowrap;
      color: #ffffff;
      font-size: 14px;
      font-weight: 500;
      max-width: 0;
      opacity: 0;
      margin: 0;
      padding: 0;
      line-height: 1;
      overflow: hidden;
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      position: relative;
      z-index: 1;
    }

    .scroll-to-top:hover .scroll-to-top-text {
      max-width: 200px;
      opacity: 1;
      margin-left: 8px;
    }

    /* Mobile adjustments */
    @media (max-width: 767px) {
      .scroll-to-top {
        bottom: 24px;
        left: 24px;
        min-width: 42px;
        max-width: 42px;
        height: 42px;
        max-height: 42px;
        border-radius: 10px;
      }

      .scroll-to-top svg {
        width: 20px;
        height: 20px;
        min-width: 20px;
        min-height: 20px;
        max-height: 20px;
      }

      .scroll-to-top:hover {
        min-width: 42px;
        max-width: 200px;
      }
    }

/* ============================================
   PROCESS CARDS SECTION (How It Works)
   Built from scratch - no dependencies
   ============================================ */

.process-heading {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  margin-bottom: 3rem;
  text-align: center;
  color: #ffffff;
}

.process-cards {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.process-card {
  position: relative;
  width: 100%;
  max-width: 600px;
  padding: 3rem 2.5rem;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), 
              box-shadow 0.3s ease;
}

.process-badge {
  position: absolute;
  top: -20px;
  left: 2.5rem;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  font-size: 32px;
  font-weight: 700;
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
  border: 3px solid rgba(255, 255, 255, 0.2);
  z-index: 2;
}

.process-card-title {
  font-size: clamp(24px, 3vw, 28px);
  font-weight: 600;
  margin-bottom: 1rem;
  margin-top: 0.5rem;
  color: #ffffff;
}

.process-card-text {
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

/* Purple glow effect */
.process-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(139, 92, 246, 0.2), transparent 70%);
  opacity: 0;
  transition: opacity 0.5s ease;
  border-radius: 24px;
  pointer-events: none;
}

.process-card:hover::before {
  opacity: 1;
}

/* Float animation */
@keyframes processFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.process-card {
  animation: processFloat 6s ease-in-out infinite;
}

.process-card[data-position="1"] { animation-delay: 0s; }
.process-card[data-position="2"] { animation-delay: 2s; }
.process-card[data-position="3"] { animation-delay: 4s; }

/* Desktop: larger cards and cascade effect */
@media (min-width: 768px) {
  .process-card {
    max-width: 700px;
  }

  /* Pause animation on hover */
  .process-cards:hover .process-card {
    animation-play-state: paused;
  }

  /* Diagonal cascade on hover */
  .process-cards:hover .process-card[data-position="1"] {
    transform: translateX(-30%) translateY(-10px);
  }

  .process-cards:hover .process-card[data-position="2"] {
    transform: translateX(0) translateY(0);
  }

  .process-cards:hover .process-card[data-position="3"] {
    transform: translateX(0) translateY(10px);
  }

  /* Individual card hover - extra lift */
  .process-cards:hover .process-card:hover {
    box-shadow: 0 24px 72px rgba(0, 0, 0, 0.4);
  }

  .process-cards:hover .process-card[data-position="1"]:hover {
    transform: translateX(-30%) translateY(-14px);
  }

  .process-cards:hover .process-card[data-position="2"]:hover {
    transform: translateX(0) translateY(-4px);
  }

  .process-cards:hover .process-card[data-position="3"]:hover {
    transform: translateX(0) translateY(6px);
  }
}

/* ============================================
   HOW IT WORKS BUTTON (LEFT OF LOGO)
   EXACT COPY OF NAV-LINK BUT OPENS TO RIGHT
   ============================================ */

/* Container for left side items */
.nav-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Left side nav-link that expands to the RIGHT on hover */
@media (min-width: 768px) {
  .nav-link-left {
    /* EXACT COPY of nav-link styles */
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 42px;
    max-width: 42px;
    height: 42px;
    max-height: 42px;
    padding: 0;
    box-sizing: border-box;
    background: #342A5E;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 10px;
  }

  .nav-link-left svg {
    width: 20px;
    height: 20px;
    min-height: 20px;
    max-height: 20px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    pointer-events: none;
  }

  .nav-link-left .nav-text {
    max-width: 0;
    opacity: 0;
    margin: 0;
    padding: 0;
    line-height: 1;
    font-size: 14px;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    position: relative;
    z-index: 1;
  }

  /* Shimmer overlay */
  .nav-link-left::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transform: translateX(-100%) rotate(45deg);
    transition: transform 0.6s ease;
  }

  /* HOVER: Expand to the RIGHT (text appears on right side) */
  .nav-link-left:hover {
    min-width: 42px;
    max-width: 250px;
    height: 42px !important;
    max-height: 42px !important;
    min-height: 42px !important;
    padding: 0 16px 0 12px;
    box-sizing: border-box;
    background: #342A5E;
    border-color: rgba(255,255,255,0.4);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15), 0 0 20px rgba(255,255,255,0.2);
  }

  .nav-link-left:hover .nav-text {
    max-width: 200px;
    opacity: 1;
    margin-left: 8px;
    padding: 0;
  }

  .nav-link-left:hover::before {
    transform: translateX(100%) rotate(45deg);
  }

  .nav-link-left:active {
    transform: translateY(0) scale(0.98);
  }

  .nav-link-left:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8);
  }

  .nav-link-left:focus:not(:focus-visible) {
    box-shadow: none;
  }
}

/* Mobile: Hide the left nav button */
@media (max-width: 767px) {
  .nav-link-left {
    display: none;
  }

  .nav-left {
    display: block;
  }
}

/* ============================================
   SCALE COMPARISON (WHO THIS IS FOR - PROFESSIONAL)
   ============================================ */

.scale-comparison {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  position: relative;
  margin: 4rem 0;
}

@media (min-width: 768px) {
  .scale-comparison {
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
    min-height: 450px;
    position: relative;
  }
}

/* Scale Columns - Professional Glass Cards */
.scale-column {
  background: linear-gradient(135deg,
    rgba(255, 255, 255, 0.02) 0%,
    rgba(255, 255, 255, 0.05) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: none;
  border-radius: 20px;
  padding: 2rem;
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.scale-column > * {
  position: relative;
  z-index: 1;
}

/* Ready Column - Cyan/Teal Theme */
.ready-column {
  position: relative;
  background-clip: padding-box;
}

/* Gradient border for Ready column */
.ready-column::before {
  content: '';
  position: absolute;
  inset: -2.5px;
  border-radius: 20px;
  padding: 2.5px;
  background: linear-gradient(135deg, #06b6d4, #0891b2);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  z-index: -1;
}

/* Pulsing light on Ready column border */
.ready-column::after {
  content: '';
  position: absolute;
  inset: -2.5px;
  border-radius: 20px;
  background: linear-gradient(90deg,
    transparent,
    rgba(6, 182, 212, 0.6),
    rgba(6, 182, 212, 1),
    rgba(6, 182, 212, 0.6),
    transparent
  );
  background-size: 200px 100%;
  animation: borderPulse 3s linear infinite;
  z-index: 0;
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  padding: 2.5px;
  pointer-events: none;
}

.ready-column:hover {
  box-shadow:
    0 20px 40px rgba(6, 182, 212, 0.15),
    0 0 60px rgba(6, 182, 212, 0.05);
  border-color: rgba(6, 182, 212, 0.3);
}

/* Growing Column - Amber/Orange Theme */
.growing-column {
  position: relative;
  background-clip: padding-box;
}

/* Gradient border for Growing column */
.growing-column::before {
  content: '';
  position: absolute;
  inset: -2.5px;
  border-radius: 20px;
  padding: 2.5px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  z-index: -1;
}

/* Pulsing light on Growing column border */
.growing-column::after {
  content: '';
  position: absolute;
  inset: -2.5px;
  border-radius: 20px;
  background: linear-gradient(90deg,
    transparent,
    rgba(245, 158, 11, 0.6),
    rgba(245, 158, 11, 1),
    rgba(245, 158, 11, 0.6),
    transparent
  );
  background-size: 200px 100%;
  animation: borderPulse 3s linear infinite;
  animation-delay: 1.5s;
  z-index: -1;
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  padding: 2.5px;
  pointer-events: none;
}

.growing-column:hover {
  box-shadow:
    0 20px 40px rgba(245, 158, 11, 0.15),
    0 0 60px rgba(245, 158, 11, 0.05);
  border-color: rgba(245, 158, 11, 0.3);
}

/* Border pulse animation */
@keyframes borderPulse {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(100% + 200px) 0;
  }
}

/* Border pulse dots */
.border-pulse-dot {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 2;
  top: 0;
  left: 0;
  offset-rotate: 0deg;
  offset-anchor: center;
}

.ready-column .border-pulse-dot {
  background: radial-gradient(circle, rgba(6, 182, 212, 1) 0%, rgba(6, 182, 212, 0.6) 50%, transparent 100%);
  box-shadow: 0 0 12px rgba(6, 182, 212, 1), 0 0 6px rgba(6, 182, 212, 0.8);
}

.growing-column .border-pulse-dot {
  background: radial-gradient(circle, rgba(245, 158, 11, 1) 0%, rgba(245, 158, 11, 0.6) 50%, transparent 100%);
  box-shadow: 0 0 12px rgba(245, 158, 11, 1), 0 0 6px rgba(245, 158, 11, 0.8);
}

/* Bounce animation for collisions */
@keyframes dotBounce {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.5);
  }
}

/* Column Headers */
.column-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.header-icon {
  width: 24px;
  height: 24px;
  opacity: 0.8;
}

.ready-column .header-icon {
  color: #06b6d4;
}

.growing-column .header-icon {
  color: #f59e0b;
  transform: rotate(180deg);
}

/* Corner Icons */
.corner-icon {
  position: absolute;
  top: 20px;
  right: 40px;
  width: 38px;
  height: 38px;
  z-index: 5;
  opacity: 0.9;
  transition: opacity 0.3s ease;
}

.scale-column:hover .corner-icon {
  opacity: 1;
  animation: neonFlicker 0.8s ease-in-out;
}

.checkmark-icon {
  color: #06b6d4;
  stroke: #06b6d4;
}

.caution-icon {
  color: #f59e0b;
  stroke: #f59e0b;
}

/* Neon Flicker Animation */
@keyframes neonFlicker {
  0%, 100% {
    opacity: 1;
  }
  10% {
    opacity: 0.3;
  }
  20% {
    opacity: 1;
  }
  30% {
    opacity: 0.4;
  }
  35% {
    opacity: 1;
  }
  40% {
    opacity: 0.2;
  }
  50% {
    opacity: 1;
  }
  55% {
    opacity: 0.5;
  }
  60%, 100% {
    opacity: 1;
  }
}

.column-header h3 {
  font-size: 1.5rem;
  font-weight: 600;
  background: linear-gradient(135deg, #ffffff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
  letter-spacing: -0.5px;
}

/* Criteria List */
.criteria-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  z-index: 1;
}

.criterion {
  position: relative;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.criterion:hover {
  background: rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateX(4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.criterion-text {
  display: block;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

/* Score Indicators */
.score-indicator {
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.score-indicator::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  border-radius: 10px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.ready-column .score-indicator::after {
  background: linear-gradient(90deg, #06b6d4, #0891b2);
  width: var(--score, 0%);
}

.growing-column .score-indicator::after {
  background: linear-gradient(90deg, #f59e0b, #d97706);
  width: var(--score, 0%);
}

/* VS Badge - Professional Circle */
.vs-badge {
  display: none;
}

@media (min-width: 768px) {
  .vs-badge {
    display: flex;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg,
      rgba(20, 20, 20, 0.95) 0%,
      rgba(30, 30, 30, 0.95) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.15);
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: rgba(255, 255, 255, 0.9);
    box-shadow:
      0 10px 30px rgba(0, 0, 0, 0.5),
      0 2px 10px rgba(0, 0, 0, 0.3),
      inset 0 1px 1px rgba(255, 255, 255, 0.1);
    z-index: 10;
  }

  .vs-badge span {
    background: linear-gradient(135deg, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
}

/* Mobile Adjustments */
@media (max-width: 767px) {
  .scale-column {
    padding: 1.5rem;
  }

  .column-header h3 {
    font-size: 1.25rem;
  }

  .vs-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    margin: 2rem auto;
    border-radius: 50%;
    background: linear-gradient(135deg,
      rgba(20, 20, 20, 0.95) 0%,
      rgba(30, 30, 30, 0.95) 100%);
    border: 2px solid rgba(255, 255, 255, 0.15);
    font-size: 1.2rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  }

  .vs-badge span {
    background: linear-gradient(135deg, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
}