.k24-calculator{margin:24px 0;padding:20px;border:1px solid #ddd;border-radius:8px;background:#fff}.k24-calculator__title{margin:0 0 18px;font-size:1.25em}.k24-calculator__form{display:grid;gap:16px}.k24-calculator__field label,.k24-calculator__field legend{display:block;margin-bottom:6px;font-weight:600}.k24-calculator__field fieldset{margin:0;padding:0;border:0}.k24-calculator__field input[type=number],.k24-calculator__field input[type=text],.k24-calculator__field select{box-sizing:border-box;width:100%;min-height:44px;padding:9px 11px;border:1px solid #bbb;border-radius:5px;font:inherit;background:#fff}.k24-calculator__input-wrap{display:flex;align-items:center;gap:8px}.k24-calculator__unit{flex:0 0 auto;color:#555}.k24-calculator__radios{display:flex;flex-wrap:wrap;gap:10px 16px}.k24-calculator__radios label{display:inline-flex;align-items:center;gap:6px;margin:0;font-weight:400}.k24-calculator__button{width:fit-content;min-height:44px;padding:10px 18px;border:0;border-radius:5px;cursor:pointer;font:inherit;font-weight:700;color:#fff;background:#222}.k24-calculator__button:focus-visible,.k24-calculator__button:hover{background:#000}.k24-calculator__message{color:#b32d2e}.k24-calculator__message:empty{display:none}.k24-calculator__result{padding:14px 16px;border-radius:6px;background:#f3f4f5}.k24-calculator__result-label{display:block;margin-bottom:3px;color:#555;font-size:.9em}.k24-calculator__result-value{font-size:1.35em}@media (max-width:480px){.k24-calculator{padding:16px}.k24-calculator__input-wrap{align-items:stretch;flex-direction:column}}