body{font-family:Inter,sans-serif}.app-bg{background:linear-gradient(135deg,#bee9e8,#cae9ff);min-height:100vh}.app-title{font-family:Poppins,sans-serif;color:#1b4965;font-weight:600}.app-subtitle{color:#1b4965;opacity:.8}.app-card{border-radius:16px;box-shadow:0 15px 35px rgba(0,0,0,.08)}.app-input{border-radius:10px;border:1px solid #dbe7ef}.algo-card,.file-input-custom{width:100%;border-radius:12px}.app-input:focus{border-color:#5fa8d3;box-shadow:0 0 0 .15rem rgba(95,168,211,.25)}.algo-card{display:flex;align-items:center;justify-content:center;background:#cae9ff;padding:16px;cursor:pointer;font-weight:500;color:#1b4965;transition:.3s;border:2px solid transparent}.algo-card input{display:none}.algo-card:hover{transform:translateY(-3px);box-shadow:0 10px 25px rgba(0,0,0,.08)}.algo-card:has(input:checked){background:linear-gradient(135deg,#62b6cb,#5fa8d3);color:#fff;border-color:#1b4965}.file-input-custom{padding:14px;border:2px dashed #62b6cb;background:#f7fcff}button.app-button{background:linear-gradient(135deg,#1b4965,#5fa8d3);color:#fff;font-weight:600;border-radius:12px;border:none;transition:.3s}.app-button:hover{transform:translateY(-2px);box-shadow:0 12px 25px rgba(27,73,101,.25);color:#fff}#image-status{padding:.5em 1em;border-width:2px;border-style:solid;border-radius:.25em;font-size:large;font-style:italic;font-weight:700;box-shadow:0 0 10px rgba(255,0,0,.452)}canvas#canvas-image{margin:1em auto}