.ui-box {
    --box-bg: #f8faf8;
    --box-border: #d8ddd8;
    --box-title: #214d2f;
    --box-eyebrow: #214d2f;
    --box-text: #283128;
    --box-muted: #687168;
    --box-divider: #dfe4df;
    --box-shadow: rgba(0, 0, 0, 0.04);
  
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--box-border);
    background: var(--box-bg);
    box-shadow: 0 10px 24px var(--box-shadow);
  }
  
  .ui-box--padded {
    padding: 2.75rem 2.8rem;
  }
  
  .ui-box__header {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
  
  .ui-box__eyebrow {
    margin: 0;
    color: var(--box-eyebrow);
    font: 800 0.95rem/1 "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  
  .ui-box__title {
    margin: 0;
    color: var(--box-title);
    font: 800 2.05rem/1.25 "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
    letter-spacing: -0.03em;
  }
  
  .ui-box__description {
    margin: 0;
    color: var(--box-text);
    font: 500 1rem/1.9 "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
    letter-spacing: -0.015em;
    white-space: pre-line;
  }
  
  .ui-box__body {
    color: var(--box-text);
    font: 500 1rem/1.8 "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
    letter-spacing: -0.015em;
  }
  
  .ui-box__header + .ui-box__body {
    margin-top: 1.65rem;
  }
  
  .ui-box__body > :first-child {
    margin-top: 0;
  }
  
  .ui-box__body > :last-child {
    margin-bottom: 0;
  }
  
  .ui-box__divider {
    margin: 2rem 0 1.4rem;
    border: 0;
    border-top: 1px solid var(--box-divider);
  }
  
  .ui-box__footer {
    margin-top: 0;
  }
  
  .ui-box__footer-text {
    margin: 0;
    color: var(--box-muted);
    font: 500 0.98rem/1.8 "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
    letter-spacing: -0.01em;
  }
  
  .ui-box--plain {
    background: #ffffff;
  }
  
  .ui-box--center {
    text-align: left;
  }
  
  .ui-box--compact {
    padding: 1.5rem 1.5rem;
  }
  
  .ui-box--strong {
    border-color: #cbd3cb;
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.05);
  }
  
  .ui-box--white {
    background: #ffffff;
  }
  
  .ui-box--noshadow {
    box-shadow: none;
  }
  
  @media (max-width: 768px) {
    .ui-box--padded {
      padding: 1.6rem 1.25rem;
    }
  
    .ui-box__title {
      font-size: 1.55rem;
      line-height: 1.35;
    }
  
    .ui-box__description,
    .ui-box__body,
    .ui-box__footer-text {
      font-size: 0.95rem;
      line-height: 1.75;
    }
  }