* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', sans-serif;
      background-color: #fafcfa;
      color: #1e1e1e;
      line-height: 1.5;
    }

    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 32px;
    }

    :root {
      --deep-green: #1e4a3b;
      --accent-green: #2c6e4f;
      --light-green: #e8f3ed;
      --pure-black: #0a0a0a;
      --off-black: #222222;
      --pure-white: #ffffff;
      --border-light: #e0e7e3;
      --card-shadow: 0 20px 30px -10px rgba(0, 40, 20, 0.08);
    }

    /* navbar */
    .navbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 0;
      border-bottom: 1px solid var(--border-light);
      position: relative;
    }

    .logo {
      font-weight: 700;
      font-size: 1.9rem;
      letter-spacing: -0.02em;
      color: var(--deep-green);
    }

    .logo span {
      color: var(--off-black);
      font-weight: 300;
    }

    .nav-links {
      display: flex;
      gap: 40px;
      font-weight: 500;
      color: var(--off-black);
    }

    .nav-links a {
      text-decoration: none;
      color: inherit;
    }

    .contact-btn {
      background: var(--pure-black);
      color: var(--pure-white) !important;
      padding: 10px 24px;
      border-radius: 40px;
      font-weight: 600;
      transition: 0.2s;
    }

    .contact-btn:hover {
      background: var(--deep-green);
    }

    /* burger */
    .burger-checkbox {
      display: none;
    }

    .burger-icon {
      display: none;
      font-size: 2rem;
      color: var(--deep-green);
      cursor: pointer;
      user-select: none;
      z-index: 100;
    }

    .mobile-nav {
      display: none;
      flex-direction: column;
      background-color: var(--pure-white);
      position: absolute;
      top: 100%;
      left: 0;
      width: 100%;
      padding: 20px 32px;
      box-shadow: 0 20px 30px rgba(0, 0, 0, 0.1);
      border-top: 1px solid var(--border-light);
      border-bottom: 1px solid var(--border-light);
      z-index: 99;
      gap: 16px;
    }

    .mobile-nav a {
      text-decoration: none;
      color: var(--off-black);
      font-weight: 500;
      font-size: 1.2rem;
      padding: 12px 0;
      border-bottom: 1px solid var(--border-light);
    }

    .mobile-nav a:last-child {
      border-bottom: none;
    }

    .mobile-nav .contact-btn {
      display: inline-block;
      text-align: center;
      margin-top: 8px;
      background: var(--pure-black);
      color: var(--pure-white) !important;
      border: none;
      padding: 12px 20px;
    }

    #burger-toggle:checked~.mobile-nav {
      display: flex;
    }

    /* pricing header */
    .pricing-header {
      text-align: center;
      padding: 50px 0 20px;
    }

    .pricing-header h1 {
      font-size: 3rem;
      font-weight: 500;
      color: var(--pure-black);
      margin-bottom: 16px;
    }

    .pricing-header .accent {
      color: var(--deep-green);
     
      padding-bottom: 4px;
    }

    .pricing-header p {
      font-size: 1.2rem;
      color: #4a4a4a;
      max-width: 600px;
      margin: 0 auto;
    }

    /* pricing grid */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 28px;
      margin: 40px 0 30px;
    }

    .pricing-card {
      background: var(--pure-white);
      border: 1px solid var(--border-light);
      border-radius: 5px;
      box-shadow: var(--card-shadow);
      padding: 32px 24px 28px;
      text-align: center;
      transition: all 0.2s;
      display: flex;
      flex-direction: column;
    }

    .pricing-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 25px 35px -12px rgba(0, 40, 20, 0.15);
      border-color: var(--deep-green);
    }

    .plan-name {
      font-size: 1.6rem;
      font-weight: 600;
      color: var(--deep-green);
      margin-bottom: 6px;
    }

    .plan-sub {
      font-size: 0.9rem;
      color: #6b8b7a;
      margin-bottom: 18px;
      letter-spacing: 0.3px;
    }

    .price-tag {
      font-size: 2.8rem;
      font-weight: 500;
      color: var(--pure-black);
      line-height: 1.2;
    }

    .price-tag small {
      font-size: 1rem;
      font-weight: 400;
      color: #6b8b7a;
      margin-left: 4px;
    }

    .price-period {
      font-size: 1rem;
      color: #6b8b7a;
      margin-bottom: 20px;
    }

    .price-description {
      font-size: 0.95rem;
      color: #3e3e3e;
      margin-bottom: 20px;
      padding-bottom: 16px;
      border-bottom: 1px dashed var(--border-light);
      flex: 1;
    }

    .feature-list {
      list-style: none;
      margin: 16px 0 24px;
      text-align: left;
      flex: 1;
    }

    .feature-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      font-size: 0.95rem;
      color: #2d4a3a;
    }

    .feature-list i {
      color: var(--pure-black);
      font-size: 1.1rem;
      width: 24px;
      text-align: center;
    }

    .pricing-cta {
      background: var(--pure-white);
      color: var(--deep-green);
      border: 2px solid var(--light-green);
      padding: 14px 20px;
      font-weight: 700;
      font-size: 1rem;
      cursor: pointer;
      transition: 0.15s;
      width: 100%;
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      text-decoration: none;
      margin: 10px 0 6px;
    }

    .pricing-cta:hover {
      background: var(--deep-green);
      color: white;
      border-color: var(--light-green);
    }

    .pricing-cta.free-cta {
      background: var(--pure-white);
      border-color: var(--light-green);
      color: var(--deep-green);
    }

    .pricing-cta.free-cta:hover {
      background: var(--deep-green);
      color: white;
    }

    .footnote {
      text-align: center;
      color: tan;
      font-size: 0.85rem;
      margin-top: 16px;
    }

    .badge {
      background: var(--deep-green);
      color: white;
      font-size: 0.7rem;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 30px;
      display: inline-block;
      letter-spacing: 0.5px;
      margin-bottom: 10px;
    }

    .footer {
      padding: 40px 0 60px;
      color: #5c5c5c;
      border-top: 1px solid var(--border-light);
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 40px;
    }

    .footer-col p {
      max-width: 260px;
      margin: 20px 0;
    }

    .social i {
      color: var(--deep-green);
      font-size: 1.6rem;
      margin-right: 20px;
    }

    .footer-links {
      display: flex;
      gap: 80px;
    }

    .footer-links a {
      display: block;
      color: #5c5c5c;
      text-decoration: none;
      margin-bottom: 12px;
    }

    .footer-links a:first-child {
      font-weight: 600;
      color: var(--pure-black);
      margin-bottom: 20px;
    }

    hr {
      border: none;
      border-top: 1px solid var(--border-light);
      margin: 10px 0 30px;
    }

    @media (max-width: 700px) {
      .nav-links {
        display: none;
      }

      .burger-icon {
        display: block;
      }

      .container {
        padding: 0 20px;
      }

      .pricing-header h1 {
        font-size: 2.2rem;
      }

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

    @media (max-width: 500px) {
      .pricing-grid {
        grid-template-columns: 1fr;
      }

      .pricing-header h1 {
        font-size: 1.9rem;
      }

      .price-tag {
        font-size: 2.2rem;
      }
    }