.salt-calculator-section {
      max-width: 1180px;
      margin: 40px auto;
      padding: 0 0;
    }

    .salt-card {
      background: linear-gradient(135deg, rgba(239, 246, 255, 0.95), rgba(255, 255, 255, 0.96));
      border: 1px solid #dbeafe;
      border-radius: 28px;
      padding: 32px;
      box-shadow: 0 12px 40px rgba(30, 64, 175, 0.08);
    }

    .salt-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 32px;
      align-items: stretch;
    }

    .salt-left {
      padding-right: 24px;
    }

    .salt-right {
      position: relative;
      padding-left: 32px;
      display: flex;
      align-items: center;
    }

    .salt-right::before {
      content: "";
      position: absolute;
      left: 0;
      top: 12px;
      bottom: 12px;
      width: 1px;
      background: linear-gradient(to bottom, transparent, #bfdbfe, transparent);
    }

    .intro {
      margin: 0 0 28px;
      font-size: 17px;
      line-height: 1.7;
      color: #475569;
      max-width: 720px;
    }

    .slider-group {
      margin-bottom: 26px;
    }

    .slider-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      margin-bottom: 10px;
    }

    .slider-label {
      font-size: 15px;
      font-weight: 700;
      color: #334155;
    }

    .slider-value {
      font-size: 14px;
      font-weight: 700;
      color: #1d4ed8;
      background: #eff6ff;
      border-radius: 999px;
      padding: 7px 12px;
      white-space: nowrap;
    }

    input[type="range"] {
      width: 100%;
      appearance: none;
      height: 8px;
      border-radius: 999px;
      background: #dbeafe;
      outline: none;
    }

    input[type="range"]::-webkit-slider-thumb {
      appearance: none;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: #1d4ed8;
      cursor: pointer;
      border: 3px solid #ffffff;
      box-shadow: 0 2px 10px rgba(29, 78, 216, 0.25);
    }

    input[type="range"]::-moz-range-thumb {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: #1d4ed8;
      cursor: pointer;
      border: 3px solid #ffffff;
      box-shadow: 0 2px 10px rgba(29, 78, 216, 0.25);
    }

    .slider-scale {
      display: flex;
      justify-content: space-between;
      margin-top: 8px;
      font-size: 12px;
      color: #94a3b8;
    }

    .note-box {
      margin-top: 24px;
      border: 1px solid #dbeafe;
      background: rgba(255, 255, 255, 0.82);
      border-radius: 20px;
      padding: 16px 18px;
      font-size: 14px;
      line-height: 1.7;
      color: #475569;
    }

    .result-panel {
      width: 100%;
      border: 1px solid #dbeafe;
      background: rgba(255, 255, 255, 0.85);
      border-radius: 28px;
      padding: 24px;
      box-shadow: 0 8px 24px rgba(30, 64, 175, 0.05);
    }

    .salt-bag {
      position: relative;
      width: 210px;
      height: 290px;
      margin: 0 auto;
      border-radius: 40px;
      border: 1px solid rgba(147, 197, 253, 0.55);
      background: linear-gradient(to bottom, #dbeafe 0%, #ffffff 52%, #bfdbfe 100%);
      box-shadow: 0 18px 50px rgba(29, 78, 216, 0.14);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .salt-bag-glow {
      position: absolute;
      top: 18px;
      width: 100px;
      height: 28px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.85);
      filter: blur(8px);
    }

    .salt-bag-label {
      position: absolute;
      top: 20px;
      left: 16px;
      right: 16px;
      border-radius: 28px;
      border: 1px solid rgba(255, 255, 255, 0.85);
      background: rgba(255, 255, 255, 0.45);
      backdrop-filter: blur(6px);
      text-align: center;
      padding: 12px 10px;
    }

    .salt-bag-label-top {
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.28em;
      text-transform: uppercase;
      color: #1d4ed8;
    }

    .salt-bag-label-sub {
      margin-top: 4px;
      font-size: 12px;
      color: #64748b;
    }

    .salt-bag-content {
      text-align: center;
      margin-top: 40px;
    }

    .salt-bag-small {
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.22em;
      text-transform: uppercase;
      color: #1d4ed8;
    }

    .salt-bag-number {
      margin-top: 12px;
      font-size: 54px;
      font-weight: 700;
      line-height: 1;
      color: #0f172a;
    }

    .salt-bag-bottom {
      margin-top: 12px;
      font-size: 14px;
      color: #64748b;
    }

    .result-box {
      margin-top: 24px;
      background: #eff6ff;
      border-radius: 20px;
      padding: 20px;
      text-align: center;
    }

    .result-kicker {
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: #1d4ed8;
    }

    .result-main {
      margin-top: 10px;
      font-size: 42px;
      font-weight: 700;
      color: #0f172a;
      line-height: 1.1;
    }

    .result-sub,
    .result-extra,
    .result-message {
      margin-top: 10px;
      font-size: 14px;
      line-height: 1.7;
      color: #475569;
    }

    .info-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 24px;
    }

    .info-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 24px;
      padding: 24px;
      box-shadow: 0 4px 14px rgba(15, 23, 42, 0.03);
    }

    .info-card h3 {
      margin: 0 0 12px;
      font-size: 20px;
      color: #0f172a;
    }

    .info-card p {
      margin: 0;
      font-size: 14px;
      line-height: 1.7;
      color: #475569;
    }

    @media (max-width: 900px) {
      .salt-grid {
        grid-template-columns: 1fr;
      }

      .salt-left {
        padding-right: 0;
      }

      .salt-right {
        padding-left: 0;
      }

      .salt-right::before {
        display: none;
      }

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

    }