.dct,
.dct * {
     box-sizing: border-box;
}

.dct [hidden] {
     display: none !important;
}

.dct {
     --dct-blue: #3b8fce;
     --dct-blue-dark: #2f3e48;
     --dct-bg: #f4f9fd;
     --dct-yellow: #ffd83d;
     --dct-yellow-button: #ffc70a;
     --dct-border: #3b8fce;
     --dct-text: #111111;
     width: 100%;
     padding: 38px 34px 48px;
     border: 4px solid var(--dct-border);
     background: var(--dct-bg);
     color: var(--dct-text);
     font-family: inherit;
     margin: 50px 0 0;
}

.dct__header {
     display: flex;
     align-items: flex-start;
     gap: 20px;
     margin-bottom: 34px;
}

.dct__calculator-icon {
     flex: 0 0 66px;
     width: 66px;
     height: 66px;
     border-radius: 50%;
     background: var(--dct-blue);
     color: #35444e;
     display: grid;
     place-items: center;
     position: relative;
     top: -10px;
}

.dct__calculator-icon svg {
     width: 52px;
     height: 52px;
     display: block;
}

.dct__title {
     margin: 9px 0 0;
     font-size: clamp(28px, 2.1vw, 38px);
     line-height: 1.1;
     font-weight: 700;
     letter-spacing: -0.02em;
     color: #000;
}

.dct__intro {
     margin: 34px 0 0;
     font-size: clamp(18px, 1.45vw, 26px);
     line-height: 1.4;
     font-weight: 400;
}

.dct__layout {
     display: grid;
     grid-template-columns: minmax(0, 1.85fr) minmax(310px, 0.95fr);
     gap: 58px;
     align-items: start;
     padding-left: 89px;
}

.dct__form-column,
.dct__result-column {
     min-width: 0;
}

.dct__section + .dct__section {
     margin-top: 42px;
}

.dct__step {
     margin: 0 0 24px;
     font-size: 22px !important;
     line-height: 1.2;
     font-weight: 600;
     color: var(--dct-blue);
}

.dct__step span {
     font-weight: 700;
}

.dct__field + .dct__field {
     margin-top: 28px;
}

.dct__field > label {
     display: block;
     margin: 0 0 12px 39px;
     font-size: clamp(19px, 1.4vw, 27px);
     line-height: 1.25;
     font-weight: 400;
     color: #1f1f1f;
}

.dct__select-wrap {
     position: relative;
     width: 100%;
}

.dct__select-wrap::after {
     content: "";
     position: absolute;
     right: 31px;
     top: 50%;
     width: 18px;
     height: 18px;
     border-right: 4px solid var(--dct-blue);
     border-bottom: 4px solid var(--dct-blue);
     transform: translateY(-66%) rotate(45deg);
     pointer-events: none;
}

.dct__select {
     appearance: none;
     -webkit-appearance: none;
     width: 100%;
     min-height: 70px;
     padding: 13px 78px 13px 20px;
     border: 2px solid var(--dct-blue);
     border-radius: 12px;
     background: #fff;
     color: #2f3e48;
     font: inherit;
     font-weight: 500;
     font-size: clamp(19px, 1.35vw, 26px);
     line-height: 1.2;
     box-shadow: none;
     outline: none;
     cursor: pointer;
}

.dct__select:focus-visible,
.dct__button:focus-visible {
     outline: 3px solid rgba(59, 143, 206, 0.32);
     outline-offset: 3px;
}

.dct__button {
     min-width: 292px;
     min-height: 54px;
     margin-top: 45px;
     padding: 12px 32px;
     border: 0;
     border-radius: 999px;
     background: var(--dct-yellow-button);
     color: #000;
     font: inherit;
     font-size: 20px;
     line-height: 1.1;
     font-weight: 600;
     cursor: pointer;
     transition:
          transform 0.16s ease,
          filter 0.16s ease;
}

.dct__button:hover {
     filter: brightness(0.97);
     transform: translateY(-1px);
}

.dct__result-column {
     padding-top: 43px;
}

.dct__result {
     width: 100%;
     padding: 30px 20px 31px;
     border: 1px solid #efbe00;
     border-radius: 14px;
     background: var(--dct-yellow);
     color: #000;
}

.dct__result-header {
     display: flex;
     align-items: center;
     gap: 15px;
     margin-bottom: 18px;
}

.dct__check {
     flex: 0 0 45px;
     width: 45px;
     height: 45px;
     position: relative;
}

.dct__result-title {
     color: #2f3e48 !important;
     margin: 0 !important;
     font-size: 20px !important;
     line-height: 1.2 !important;
     font-weight: 700 !important;
}

.dct__dose {
     margin: 6px 0 16px 64px;
     font-size: clamp(44px, 3.9vw, 64px);
     line-height: 1;
     font-weight: 800;
     color: #2f3e48;
     white-space: nowrap;
     padding-left: 15px;
}

.dct__divider {
     height: 1px;
     margin: 0 10px 20px 64px;
     background: rgba(0, 0, 0, 0.9);
}

.dct__frequency-label {
     margin: 0 0 16px 64px;
     font-size: clamp(18px, 1.25vw, 25px);
     line-height: 1.2;
     font-weight: 400;
}

.dct__frequency {
     display: flex;
     align-items: center;
     gap: 17px;
     margin-left: 64px;
     font-size: clamp(20px, 1.35vw, 26px);
     font-weight: 700;
     line-height: 1.2;
}

.dct__calendar {
     flex: 0 0 42px;
     width: 42px;
     height: 42px;
}

.dct__calendar svg {
     width: 100%;
     height: 100%;
     display: block;
}

.dct__based-on {
     margin: 27px 0 0;
     font-size: 18px !important;
     line-height: 1.35;
     font-weight: 400;
     padding: 20px 0 0 20px;
}

.dct__viewfulldosing {
     margin: 14px 0 0;
     padding: 0 0 0 20px;
     font-size: 18px;
     line-height: 1.35;
}

.dct__viewfulldosing a {
     display: inline-flex;
     align-items: center;
     gap: 6px;
     color: #2f3e48;
     font-weight: 700;
     text-underline-offset: 3px;
     cursor: pointer;
     transition: color 0.15s ease;
     text-decoration: none;
}

.dct__viewfulldosing a::after {
     content: "\203A";
     font-weight: 700;
     text-decoration: none;
}

.dct__viewfulldosing a:hover,
.dct__viewfulldosing a:focus-visible {
     color: var(--dct-blue-dark);
}

@media (max-width: 768px) {
     .dct__viewfulldosing {
          display: none !important;
     }
}

.dct__layout.is-csu {
     grid-template-columns: minmax(0, 1fr);
     gap: 0;
}

.dct__layout.is-csu .dct__form-column {
     max-width: 66%;
}

.dct__layout.is-csu .dct__result-column {
     padding-top: 42px;
     grid-column: 1 / -1;
}

.dct__layout.is-csu .dct__result {
     border: 3px solid var(--dct-blue);
     border-radius: 0;
     padding: 25px 40px 29px;
}

.dct__csu-copy {
     margin: 28px 0 26px 7px;
     font-size: clamp(18px, 1.2vw, 24px);
     line-height: 1.35;
     font-weight: 700;
}

.dct__csu-divider {
     height: 1px;
     background: rgba(0, 0, 0, 0.8);
     margin: 0 0 24px 7px;
}

.dct__csu-doses {
     margin: 0 0 25px 34px;
     padding: 0;
     font-size: clamp(18px, 1.2vw, 23px);
     line-height: 1.75;
}

.dct__csu-frequency {
     display: flex;
     align-items: center;
     gap: 24px;
     margin-left: 5px;
     font-size: clamp(20px, 1.35vw, 27px);
     font-weight: 700;
}

.dct__message {
     margin: 18px 0 0 98px;
     font-size: 16px;
     font-weight: 600;
     color: #9b1c1c;
}

.dct__sr-only {
     position: absolute !important;
     width: 1px !important;
     height: 1px !important;
     padding: 0 !important;
     margin: -1px !important;
     overflow: hidden !important;
     clip: rect(0, 0, 0, 0) !important;
     white-space: nowrap !important;
     border: 0 !important;
}

@media (max-width: 1100px) {
     .dct {
          padding: 32px 26px 38px;
     }

     .dct__layout {
          grid-template-columns: 1fr;
          gap: 30px;
          padding-left: 0;
     }

     .dct__result-column {
          padding-top: 0;
     }

     .dct__layout.is-csu .dct__form-column {
          max-width: 100%;
     }

     .dct__message {
          margin-left: 0;
     }
}

@media (max-width: 640px) {
     .dct {
          padding: 24px 18px 28px;
          border-width: 3px;
     }

     .dct__header {
          gap: 13px;
          margin-bottom: 28px;
     }

     .dct__calculator-icon {
          flex-basis: 54px;
          width: 54px;
          height: 54px;
     }

     .dct__calculator-icon svg {
          width: 44px;
          height: 44px;
     }

     .dct__title {
          margin-top: 8px;
          font-size: 27px;
     }

     .dct__intro {
          margin-top: 24px;
          font-size: 18px;
     }

     .dct__section + .dct__section {
          margin-top: 32px;
     }

     .dct__step {
          font-size: 22px;
          margin-bottom: 16px;
     }

     .dct__field > label {
          margin-left: 0;
          font-size: 18px;
     }

     .dct__select {
          min-height: 58px;
          padding-left: 18px;
          padding-right: 55px;
          font-size: 18px;
     }

     .dct__select-wrap::after {
          right: 22px;
          width: 14px;
          height: 14px;
          border-width: 0 3px 3px 0;
     }

     .dct__button {
          width: 100%;
          min-width: 0;
          margin-top: 32px;
     }

     .dct__result,
     .dct__layout.is-csu .dct__result {
          padding: 24px 20px;
     }

     .dct__result-header {
          gap: 15px;
     }

     .dct__check {
          flex-basis: 48px;
          width: 48px;
          height: 48px;
     }

     .dct__check::after {
          left: 12px;
          top: 11px;
          width: 20px;
          height: 11px;
          border-width: 0 0 5px 5px;
     }

     .dct__dose,
     .dct__divider,
     .dct__frequency-label,
     .dct__frequency {
          margin-left: 0;
     }

     .dct__divider {
          margin-right: 0;
     }

     .dct__frequency {
          gap: 12px;
     }

     .dct__based-on {
          margin-top: 22px;
     }

     .dct__csu-copy,
     .dct__csu-divider,
     .dct__csu-frequency {
          margin-left: 0;
     }

     .dct__csu-doses {
          margin-left: 24px;
     }
}