.content-area{padding:2rem 50px}.content-area .title{color:var(--gray-900);width:100%;padding-bottom:.5rem;font-size:2rem;font-weight:700;display:inline-block;position:relative}.content-area .title:before{content:"🔄";padding-right:2px}.content-area .subtitle{width:100%;margin-bottom:2rem}.text-areas{grid-template-columns:1fr;gap:1.5rem;display:grid}@media (min-width:768px){.text-areas{grid-template-columns:1fr 1fr}}.text-area-container{flex-direction:column;display:flex}.text-area-label{color:var(--gray-600);margin-bottom:.5rem;font-size:1rem;font-weight:500}.text-area{border:2px solid var(--gray-200);border-radius:var(--border-radius);resize:vertical;transition:var(--transition);color:var(--gray-900);background-color:var(--white);width:100%;min-height:250px;padding:1rem;font-size:1rem}.text-area:focus{border-color:var(--gray-400);outline:none;box-shadow:0 0 0 1px #3f37c90d}.text-area::placeholder{color:var(--gray-400)}.options-section{background-color:var(--gray-100);border-radius:var(--border-radius);margin:1.5rem 0;padding:1.5rem}.buttons-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem;display:grid}.action-button{background-color:var(--blue-700);color:var(--white);border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);text-align:center;border:none;padding:.75rem 1rem;font-size:.9rem}.action-button:hover{background-color:#322da0;transform:translateY(-2px)}.action-button:active{transform:translateY(0)}.button-cleanup{background-color:var(--orange-500)}.button-cleanup:hover{background-color:var(--orange-600)}.button-copy{background-color:var(--green-600)}.button-copy:hover{background-color:#28ae61}.button-swap{background-color:var(--yellow-700)}.button-swap:hover{background-color:#e67e22}.button-clear{background-color:var(--red-500)}.button-clear:hover{background-color:#c0392b}.advanced-options{margin-top:1.5rem}.advanced-options-title{color:var(--gray-600);border-bottom:2px solid var(--gray-200);margin-bottom:1rem;padding-bottom:.5rem;font-size:1.1rem}.option-row{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;margin-bottom:1rem;display:grid}.option-item{align-items:center;gap:.5rem;display:flex}.option-label{color:var(--gray-600);font-size:.9rem}.text-stats{background-color:var(--green-50);border-radius:var(--border-radius);margin-top:1.5rem;padding:1rem}.stats-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem;display:grid}.stat-item{text-align:center}.stat-label{color:var(--gray-600);font-size:.85rem}.stat-value{color:var(--blue-700);font-size:1.25rem;font-weight:600}.custom-case-section{background-color:var(--yellow-100);border-radius:var(--border-radius);margin-top:1.5rem;padding:1rem}.custom-case-title{color:var(--gray-600);margin-bottom:.75rem;font-size:1rem}.custom-case-controls{flex-wrap:wrap;align-items:center;gap:1rem;display:flex}.custom-case-input{border:1px solid var(--gray-300);border-radius:var(--border-radius);flex-grow:1;min-width:150px;padding:.5rem}.find-replace-section{background-color:var(--gray-200);border-radius:var(--border-radius);margin-top:1.5rem;padding:1rem}.find-replace-title{color:var(--gray-600);margin-bottom:.75rem;font-size:1rem}.find-replace-controls{grid-template-columns:1fr;gap:.75rem;display:grid}@media (min-width:600px){.find-replace-controls{grid-template-columns:1fr 1fr auto}}.find-replace-input{border:1px solid var(--gray-300);border-radius:var(--border-radius);padding:.5rem}.toast{background-color:var(--gray-900);color:var(--white);border-radius:var(--border-radius);opacity:0;z-index:1000;padding:.75rem 1.5rem;transition:opacity .3s;position:fixed;bottom:30px;left:50%;transform:translate(-50%)}.toast.show{opacity:1}