:root {
    --blue-dark: #1E3A8A;
    --blue-medium: #2563EB;
    --blue-light: #60A5FA;
    --accent: #38BDF8;
    --text-light: #F9FAFB;
    --text-dark: #1F2937;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    scroll-behavior: smooth;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body, html {
    min-height: 100%;
    font-family: 'Inter', sans-serif;
    color: var(--text-light);
    overflow-x: hidden;
  }
  
  .container {
    min-height: 100vh;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: relative;
    overflow: hidden;
  }
  
  .bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--blue-dark), var(--blue-medium), var(--blue-light));
    z-index: -2;
    animation: gradientMovement 20s ease infinite;
  }
  
  @keyframes gradientMovement {
    0% {
      transform: scale(1);
    }
    50% {
      transform: scale(1.05);
    }
    100% {
      transform: scale(1);
    }
  }
  
  .bg-noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    z-index: -1;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 250 250' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  }
  
  #particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
  }
  
  .container::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
      radial-gradient(circle at 20% 30%, rgba(139, 92, 246, 0.4) 0%, transparent 30%),
      radial-gradient(circle at 80% 70%, rgba(244, 114, 182, 0.4) 0%, transparent 30%);
    z-index: 0;
    animation: glowPulse 8s ease-in-out infinite alternate;
  }
  
  @keyframes glowPulse {
    0% {
      opacity: 0.7;
    }
    100% {
      opacity: 1;
    }
  }
  
  .content {
    grid-column: 1 / 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 4rem;
    position: relative;
    z-index: 1;
    height: 100%;
  }
  
  .visual {
    grid-column: 2 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    height: 100%;
  }
  
  h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(to right, var(--text-light), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  
  p {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    max-width: 90%;
    color: rgba(255, 255, 255, 0.9);
  }
  
  .cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 500px;
    margin: 0;
    margin-right: auto;
    align-items: flex-end;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: none;
    outline: none;
  }
  
  .btn-primary {
    background: linear-gradient(to right, var(--accent), var(--blue-light));
    color: var(--text-light);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.5);
  }
  
  .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6);
  }
  
  .btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--text-light);
  }
  
  .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
  }
  
  .features {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  
  .feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: fit-content;
    flex: 0 1 auto;
  }
  
  .feature-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .feature-text {
    font-weight: 500;
  }
  
  .device-mockup {
    width: 80%;
    aspect-ratio: 16/9;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 
      0 20px 50px rgba(0, 0, 0, 0.3),
      0 0 0 1px rgba(255, 255, 255, 0.1);
    position: relative;
    transform-style: preserve-3d;
    perspective: 1000px;
    animation: deviceFloat 6s ease-in-out infinite;
    max-width: 600px;
  }
  
  @keyframes deviceFloat {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
  }
  
  .device-mockup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
      linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05)),
      url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPgogIDxkZWZzPgogICAgPHBhdHRlcm4gaWQ9ImdyaWQiIHdpZHRoPSI0MCIgaGVpZ2h0PSI0MCIgcGF0dGVyblVuaXRzPSJ1c2VyU3BhY2VPblVzZSI+CiAgICAgIDxwYXRoIGQ9Ik0gNDAgMCBMIDAgMCAwIDQwIiBmaWxsPSJub25lIiBzdHJva2U9InJnYmEoMjU1LDI1NSwyNTUsMC4xKSIgc3Ryb2tlLXdpZHRoPSIxIj48L3BhdGg+CiAgICA8L3BhdHRlcm4+CiAgPC9kZWZzPgogIDxyZWN0IHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JpZCkiPjwvcmVjdD4KPC9zdmc+');
    opacity: 0.5;
  }
  
  .device-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
  }
  
  .device-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
  }
  
  .device-logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-light);
  }
  
  .device-nav {
    display: flex;
    gap: 1rem;
  }
  
  .device-nav-item {
    width: 2rem;
    height: 0.5rem;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 1rem;
  }
  
  .device-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    flex-grow: 1;
  }
  
  .device-card {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease;
    cursor: pointer;
  }
  
  .device-card:hover {
    transform: scale(1.05);
  }
  
  .device-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.5));
    z-index: 1;
  }
  
  .device-card-content {
    position: relative;
    z-index: 2;
    padding: 16px;
    color: white;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  
  .device-card-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
  }
  
  .device-card-price {
    font-size: 20px;
    font-weight: 700;
  }
  
  .floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
  }
  
  .floating-element {
    position: absolute;
    border-radius: 50%;
    filter: blur(20px);
    opacity: 0.2;
  }
  
  .element-1 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: -100px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
  }
  
  .element-2 {
    width: 200px;
    height: 200px;
    background: var(--blue-light);
    bottom: -50px;
    left: 10%;
    animation: float 15s ease-in-out infinite reverse;
  }
  
  .element-3 {
    width: 150px;
    height: 150px;
    background: var(--blue-medium);
    top: 20%;
    left: -50px;
    animation: float 18s ease-in-out infinite 2s;
  }
  
  .particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    pointer-events: none;
  }
  
  @keyframes float {
    0% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(5deg); }
    66% { transform: translate(-20px, 20px) rotate(-5deg); }
    100% { transform: translate(0, 0) rotate(0deg); }
  }
  
  .corner-logo {
    position: fixed;
    top: 40px;
    left: 40px;
    z-index: 1000;
    pointer-events: none;
    user-select: none;
    animation: logoFloatLeft 10s ease-in-out infinite;
    transition: opacity 0.3s ease;
  }
  
  .corner-logo img {
    width: 60px;
    height: 60px;
    filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.3));
    transform: rotate(30deg);
    transition: all 0.3s ease;
  }
  
  @keyframes logoFloatLeft {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
  }
  
  @keyframes logoFloatRight {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
  }
  
  @media (max-width: 1024px) {
    .container {
      grid-template-columns: 1fr;
      grid-template-rows: auto 1fr;
    }
    
    .content {
      grid-column: 1 / 2;
      grid-row: 1 / 2;
      padding: 2rem;
    }
    
    .visual {
      grid-column: 1 / 2;
      grid-row: 2 / 3;
      padding-top: 0;
    }
    
    h1 {
      font-size: 2.5rem;
    }
    
    p {
      font-size: 1rem;
    }
    
    .features {
      gap: 1rem;
      justify-content: space-between;
      margin-top: 2rem;
      margin-bottom: 1.5rem;
    }
    
    .additional-content {
      padding: 3rem 2rem;
    }
    
    .card-grid {
      grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
  }
  
  @media (max-width: 640px) {
    .container {
      display: flex;
      flex-direction: column;
      grid-template-columns: 1fr;
      grid-template-rows: auto auto;
    }
    
    .content, .visual {
      width: 100%;
    }
    
    h1 {
      font-size: 2rem;
      margin-bottom: 1rem;
    }
    
    p {
      font-size: 1rem;
      margin-bottom: 1.5rem;
      max-width: 100%;
    }
    
    .cta-buttons {
      flex-direction: column;
      width: 100%;
    }
    
    .btn {
      width: 100%;
      padding: 0.75rem 1rem;
    }
    
    .content {
      padding: 2rem 1.5rem;
      padding-top: 5rem;
      justify-content: flex-start;
      align-items: center;
      text-align: center;
      height: auto;
    }
    
    .visual {
      margin-top: 0;
      padding: 1.5rem;
      height: auto;
    }
    
    .device-mockup {
      width: 100%;
      max-width: 400px;
      margin: 0 auto;
    }
    
    .device-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 0.75rem;
      padding: 0 0.5rem;
      width: 100%;
    }
    
    .device-card {
      padding: 0.75rem;
      width: 100%;
      max-width: none;
      margin: 0;
    }
    
    .device-card-title {
      font-size: 0.75rem;
    }
    
    .device-card-price {
      font-size: 0.7rem;
    }
    
    .device-header {
      margin-bottom: 1rem;
    }
    
    .features {
      justify-content: center;
      margin-top: 1.5rem;
      margin-bottom: 1.5rem;
      gap: 1rem;
      flex-wrap: wrap;
      width: 100%;
    }
    
    .feature {
      flex: 0 0 auto;
      margin-bottom: 0.5rem;
      margin-left: 0.25rem;
      margin-right: 0.25rem;
    }
    
    .feature-icon {
      width: 2rem;
      height: 2rem;
    }
    
    .feature-icon svg {
      width: 16px;
      height: 16px;
    }
    
    .feature-text {
      font-size: 0.9rem;
    }
    
    .corner-logo {
      top: 15px;
      left: auto;
      right: 15px;
    }
    
    .corner-logo img {
      width: 40px;
      height: 40px;
      transform: rotate(-20deg);
    }
    
    .additional-content {
      padding: 3rem 1.5rem;
      width: 100%;
    }
    
    .additional-content h2 {
      font-size: 1.8rem;
      text-align: center;
    }
    
    .additional-content p {
      text-align: center;
      font-size: 1rem;
    }
    
    .section {
      width: 100% !important;
      padding: 0 !important;
      margin: 0 auto 2.5rem auto !important;
      display: flex !important;
      flex-direction: column !important;
      align-items: center !important;
      max-width: 100% !important;
    }
    
    .card-grid {
      display: block !important;
      width: 85% !important;
      max-width: 350px !important;
      margin: 0 auto !important;
    }
    
    .card {
      width: 100% !important;
      margin: 0 auto 1.5rem auto !important;
      padding: 1.5rem !important;
      text-align: center !important;
      display: block !important;
    }
    
    .card:last-child {
      margin-bottom: 0 !important;
    }
    
    .card h3 {
      font-size: 1.3rem;
      margin-bottom: 0.75rem;
    }
    
    .footer {
      padding: 2rem 0;
    }
    
    .container {
      min-height: 100vh;
      height: auto;
    }
    
    .scroll-to-top {
      bottom: 20px;
      right: 20px;
      width: 40px;
      height: 40px;
    }
  }
  
  /* Additional responsive breakpoints */
  @media (max-width: 480px) {
    .corner-logo {
      top: 10px;
      right: 10px;
    }
    
    .corner-logo img {
      width: 35px;
      height: 35px;
    }
  }
  
  @media (max-height: 600px) {
    .corner-logo {
      top: 10px;
    }
    
    .corner-logo img {
      width: 35px;
      height: 35px;
    }
    
    .content {
      padding-top: 3rem;
    }
  }
  
  /* Additional content section for scrollable content */
  .additional-content {
    padding: 4rem 2rem;
    background: rgba(30, 58, 138, 0.7);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 1;
  }
  
  .additional-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--text-light), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  
  .additional-content p {
    margin-bottom: 1.5rem;
    max-width: 800px;
  }
  
  .section {
    max-width: 1200px;
    margin: 0 auto 6rem;
  }
  
  .section:last-child {
    margin-bottom: 0;
  }
  
  .section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, var(--text-light), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-align: center;
  }
  
  .section p {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
  }
  
  .card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    width: 100%;
  }
  
  .card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  }
  
  .card-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1.5rem;
    background: var(--blue-medium);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
  }
  
  /* Additional styles for scroll-to-top button */
  .scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  }
  
  .scroll-to-top:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
  }
  
  .scroll-to-top svg {
    width: 24px;
    height: 24px;
    color: var(--text-light);
  }
  
  .scroll-to-top .arrow-up {
    display: none;
  }
  
  .scroll-to-top .arrow-down {
    display: block;
  }
  
  @media (max-width: 640px) {
    .scroll-to-top {
      bottom: 20px;
      right: 20px;
      width: 40px;
      height: 40px;
    }
    
    .scroll-to-top svg {
      width: 20px;
      height: 20px;
    }
  }
  
  .email-form {
    width: 100%;
    max-width: 500px;
  }
  
  .form-group {
    display: flex;
    gap: 10px;
    width: 100%;
    justify-content: flex-end;
  }
  
  .email-input {
    flex: 1;
    max-width: 300px;
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-size: 16px;
    transition: all 0.3s ease;
  }
  
  .email-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
  }
  
  .email-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
  }
  
  @media (max-width: 768px) {
    .cta-buttons {
      margin: 0 auto;
      align-items: stretch;
    }
    
    .form-group {
      flex-direction: column;
      align-items: stretch;
    }
    
    .email-input {
      max-width: 100%;
    }
  }
  
  /* Language switcher styles */
  .language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 5px 15px;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  
  .language-switcher:hover {
    background: rgba(255, 255, 255, 0.15);
  }
  
  .language-switcher span {
    color: #fff;
    font-size: 14px;
    font-weight: 500;
  }
  
  /* Mobile adjustments */
  @media (max-width: 768px) {
    .language-switcher {
      position: absolute;
      top: 10px;
      right: 10px;
      margin: 0;
      width: fit-content;
    }
    
    .container {
      padding-top: 0;
    }

    .content {
      margin-top: 20px;
    }
  }
  
  /* Email form alignment */
  .email-form {
    display: flex;
    justify-content: center;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
  }
  
  .form-group {
    display: flex;
    gap: 10px;
    width: 100%;
    justify-content: flex-start;
  }
  
  .email-input {
    flex: 1;
    min-width: 200px;
  }
  
  .btn-primary {
    white-space: nowrap;
  }
  
  /* Card grid layout */
  .card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
  }
  
  @media (max-width: 768px) {
    .card-grid {
      grid-template-columns: 1fr;
    }
  }
  
  .card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease;
  }
  
  .card:hover {
    transform: translateY(-5px);
  }
  
  .card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .card-icon i {
    font-size: 32px;
    color: #fff;
  }
  
  .card h3 {
    margin: 0 0 15px;
    font-size: 1.5rem;
    color: #fff;
  }
  
  .card p {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
  }
  
  /* Footer styles */
  .section.benefits {
    text-align: center;
    padding: 40px 0;
    margin-top: 40px;
  }
  
  .section.benefits h3 {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    font-weight: 400;
  }