.tc-container{max-width:600px;margin:40px auto;background:#fff;padding:25px;border-radius:10px;box-shadow:0 8px 25px rgba(0,0,0,0.1);}
.tc-title{text-align:center;font-size:28px;font-weight:bold;margin-bottom:20px;color:#007bff;}
.tc-row{display:flex;gap:15px;flex-wrap:wrap;margin-bottom:18px;}
.tc-col{flex:1;min-width:200px;}
.tc-input{width:100%;padding:12px;border:1px solid #ccc;border-radius:6px;font-size:16px;}
.tc-btn{width:100%;padding:14px;border:none;border-radius:6px;background:#007bff;color:#fff;font-size:17px;cursor:pointer;}
.tc-btn:hover{background:#0056b3;}
.tc-result{margin-top:40px;padding:20px;background:#eef3fa;border-radius:8px;display:none;}
.tc-highlight{font-size:22px;color:#007bff;margin-bottom:10px;}