:root {
    --bg: #03142f;
    --bg-soft: #071c3f;
    --surface: #0a2148;
    --surface-2: #0d2958;
    --border: rgba(145, 176, 226, 0.18);
    --text: #f3f7ff;
    --text-soft: #9fb1ce;
    --title: #ffffff;
    --primary: #5aa6ff;
    --primary-dark: #2b5ea7;
    --button-text: #04152f;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
    --numbers-bg: linear-gradient(135deg, #234978, #386ca9);
  }
  
  body.light-mode {
    --bg: #eef2f7;
    --bg-soft: #eef2f7;
    --surface: #f7f9fc;
    --surface-2: #ffffff;
    --border: rgba(23, 45, 86, 0.12);
    --text: #243653;
    --text-soft: #62738f;
    --title: #0b1831;
    --primary: #4e8ddb;
    --primary-dark: #173d79;
    --button-text: #ffffff;
    --shadow: 0 18px 40px rgba(17, 31, 60, 0.08);
    --numbers-bg: linear-gradient(135deg, #224a7d, #3b6fae);
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: Inter, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    transition: background 0.25s ease, color 0.25s ease;
  }
  
  a {
    color: inherit;
    text-decoration: none;
  }
  
  button,
  input,
  textarea {
    font: inherit;
  }
  
  .container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
  }
  
  .section {
    padding: 88px 0;
  }
  
  .header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--bg) 92%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
  }
  
  .nav {
    min-height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }
  
  .brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 2rem;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 700;
    color: var(--title);
  }
  
  .brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: var(--primary);
    color: #06152d;
    font-size: 1rem;
    font-weight: 700;
  }
  
  .nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
    color: var(--text-soft);
  }
  
  .nav-links a:hover {
    color: var(--title);
  }
  
  .nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  
  .theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--title);
    cursor: pointer;
  }
  
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 24px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    transition: 0.2s ease;
    cursor: pointer;
  }
  
  .btn-sm {
    min-height: 46px;
    padding: 0 20px;
  }
  
  .btn-primary {
    background: var(--primary);
    color: var(--button-text);
  }
  
  .btn-primary:hover {
    transform: translateY(-1px);
    filter: brightness(1.03);
  }
  
  .btn-secondary {
    border-color: var(--border);
    color: var(--title);
    background: transparent;
  }
  
  .btn-secondary:hover {
    background: color-mix(in srgb, var(--surface) 55%, transparent);
  }
  
  .hero {
    padding-top: 70px;
  }
  
  .hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
  }
  
  .eyebrow,
  .section-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 20px;
  }
  
  .dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--primary);
  }
  
  .hero-copy h1,
  .section-heading h2,
  .contact-copy h2 {
    font-family: Georgia, "Times New Roman", serif;
    color: var(--title);
    letter-spacing: -0.03em;
    line-height: 0.98;
  }
  
  .hero-copy h1 {
    font-size: clamp(3rem, 7vw, 5.4rem);
    max-width: 680px;
  }
  
  .hero-copy h1 span {
    color: var(--primary);
    font-style: italic;
    font-weight: 500;
  }
  
  .hero-text {
    font-size: 1.28rem;
    max-width: 660px;
    color: var(--text-soft);
    margin-top: 28px;
  }
  
  .hero-actions {
    display: flex;
    gap: 16px;
    margin-top: 34px;
    flex-wrap: wrap;
  }
  
  .hero-trust {
    display: flex;
    gap: 30px;
    margin-top: 28px;
    color: var(--text-soft);
    flex-wrap: wrap;
  }
  
  .hero-card,
  .feature-card,
  .contact-form-card {
    background: linear-gradient(180deg, var(--surface), var(--bg-soft));
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
  }
  
  .hero-card {
    border-radius: 32px;
    padding: 26px;
  }
  
  .hero-card-header {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 18px;
  }
  
  .card-label {
    color: var(--text-soft);
    margin-bottom: 8px;
  }
  
  .hero-card-header h2 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1;
    color: var(--title);
  }
  
  .wallet-icon {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: color-mix(in srgb, var(--primary) 18%, transparent);
    color: var(--primary);
    font-size: 1.4rem;
  }
  
  .chart-box {
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 20px;
    margin-bottom: 18px;
    color: var(--primary);
  }
  
  .chart-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    color: var(--text-soft);
  }
  
  .chart-top strong {
    color: var(--primary);
  }
  
  .chart-svg {
    width: 100%;
    height: auto;
    display: block;
  }
  
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  
  .stat-card {
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 18px;
    background: color-mix(in srgb, var(--surface-2) 75%, transparent);
  }
  
  .stat-card span,
  .stat-card small {
    display: block;
  }
  
  .stat-card span,
  .feature-card p,
  .section-heading p,
  .step-card p,
  .contact-copy p,
  .privacy-text,
  .form-message,
  .footer,
  .contact-item {
    color: var(--text-soft);
  }
  
  .stat-card strong {
    display: block;
    margin: 8px 0 6px;
    font-size: 1.9rem;
    color: var(--title);
  }
  
  .section-heading {
    margin-bottom: 42px;
  }
  
  .section-heading.center {
    text-align: center;
  }
  
  .section-heading h2 {
    font-size: clamp(2.3rem, 5vw, 4rem);
    max-width: 900px;
    margin-inline: auto;
  }
  
  .section-heading p {
    max-width: 740px;
    margin: 18px auto 0;
    font-size: 1.18rem;
  }
  
  .feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  
  .feature-card {
    border-radius: 28px;
    padding: 28px;
  }
  
  .feature-icon,
  .contact-badge {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    background: color-mix(in srgb, var(--primary) 12%, transparent);
    color: var(--primary);
    margin-bottom: 18px;
    font-size: 1.25rem;
  }
  
  .feature-card h3,
  .step-card h3,
  .footer h4 {
    color: var(--title);
    font-family: Georgia, "Times New Roman", serif;
  }
  
  .feature-card h3 {
    font-size: 2rem;
    line-height: 1.08;
    margin-bottom: 12px;
  }
  
  .feature-card p {
    font-size: 1.05rem;
  }
  
  .numbers-panel {
    background: var(--numbers-bg);
    border-radius: 36px;
    padding: 56px 58px;
    color: white;
  }
  
  .numbers-panel .section-tag,
  .numbers-panel h2,
  .numbers-grid strong,
  .numbers-grid span {
    color: white;
  }
  
  .numbers-panel h2 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2rem, 4.8vw, 3.8rem);
    max-width: 720px;
    line-height: 1.05;
  }
  
  .numbers-grid {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
  
  .numbers-grid strong {
    display: block;
    font-size: clamp(2rem, 4vw, 4rem);
    line-height: 1;
    margin-bottom: 12px;
  }
  
  .numbers-grid span {
    opacity: 0.9;
  }
  
  .steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
  }
  
  .step-card {
    position: relative;
    padding-top: 84px;
  }
  
  .step-card::before {
    content: "";
    position: absolute;
    top: 34px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
    z-index: 0;
  }
  
  .step-number {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 68px;
    height: 68px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--primary);
    font-size: 2rem;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 700;
  }
  
  .step-card h3 {
    font-size: 2rem;
    margin-bottom: 10px;
  }
  
  .contact-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 42px;
    align-items: start;
  }
  
  .contact-copy h2 {
    font-size: clamp(2.2rem, 4vw, 4.2rem);
    margin-bottom: 18px;
  }
  
  .contact-copy p {
    font-size: 1.18rem;
    max-width: 520px;
  }
  
  .contact-list {
    margin-top: 34px;
    display: flex;
    flex-direction: column;
    gap: 18px;
  }
  
  .contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 1.08rem;
  }
  
  .contact-badge {
    margin-bottom: 0;
    flex-shrink: 0;
  }
  
  .contact-form-card {
    border-radius: 30px;
    padding: 32px;
  }
  
  .form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  
  .form-group label {
    color: var(--title);
    font-weight: 600;
  }
  
  .form-group input,
  .form-group textarea {
    width: 100%;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--surface-2) 65%, transparent);
    color: var(--title);
    border-radius: 16px;
    padding: 16px 18px;
    outline: none;
  }
  
  .form-group input::placeholder,
  .form-group textarea::placeholder {
    color: var(--text-soft);
  }
  
  .form-group textarea {
    min-height: 150px;
    resize: vertical;
  }
  
  .full-width {
    grid-column: 1 / -1;
  }
  
  .form-footer {
    margin-top: 24px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
  }
  
  .privacy-text {
    max-width: 340px;
    font-size: 0.96rem;
  }
  
  .form-message {
    margin-top: 16px;
    min-height: 24px;
    font-weight: 600;
  }
  
  .form-message.success {
    color: #55d98d;
  }
  
  .form-message.error {
    color: #ff7f8b;
  }
  
  .footer {
    border-top: 1px solid var(--border);
    padding: 56px 0 28px;
  }
  
  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 32px;
  }
  
  .footer-brand {
    margin-bottom: 18px;
  }
  
  .footer-description {
    max-width: 320px;
    color: var(--text-soft);
  }
  
  .footer h4 {
    font-size: 1.6rem;
    margin-bottom: 14px;
  }
  
  .footer ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  
  .footer-bottom {
    border-top: 1px solid var(--border);
    margin-top: 34px;
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    color: var(--text-soft);
  }
  
  @media (max-width: 1100px) {
    .hero-grid,
    .contact-grid,
    .feature-grid,
    .steps-grid,
    .numbers-grid,
    .footer-grid {
      grid-template-columns: 1fr;
    }
  
    .stats-grid,
    .form-grid {
      grid-template-columns: 1fr;
    }
  
    .step-card::before {
      display: none;
    }
  
    .step-card {
      padding-top: 88px;
    }
  
    .hero-card,
    .numbers-panel,
    .contact-form-card {
      padding: 24px;
    }
  }
  
  @media (max-width: 860px) {
    .nav {
      flex-wrap: wrap;
      justify-content: center;
      padding: 16px 0;
    }
  
    .nav-links {
      order: 3;
      width: 100%;
      justify-content: center;
      gap: 18px;
      flex-wrap: wrap;
    }
  
    .hero-copy h1 {
      line-height: 1.02;
    }
  
    .hero-text,
    .section-heading p,
    .contact-copy p {
      font-size: 1rem;
    }
  
    .hero-actions,
    .hero-trust,
    .form-footer {
      flex-direction: column;
      align-items: stretch;
    }
  
    .numbers-grid strong {
      font-size: 2.5rem;
    }
  
    .feature-card h3,
    .step-card h3 {
      font-size: 1.8rem;
    }
  }