:root{--dark:#22252a;--darker:#393646;--accent:#00cfc8;--accent-hover:#03fff6;--secondary:#7f6fea;--text:#00cfc8;--light:#fff}*{margin:0;padding:0;box-sizing:border-box}body{background:var(--dark);color:var(--text);font-family:Inter,system-ui,sans-serif;min-height:100vh;padding:2rem}h1,h2,h3{color:var(--light);font-weight:700;line-height:1.2}h1{font-size:2.5rem;margin-bottom:1.5rem;background:linear-gradient(90deg,var(--accent),var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent}.container{max-width:1200px;margin:0 auto;background:var(--darker);padding:2rem;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.2)}.upload-area{border:2px dashed var(--secondary);border-radius:12px;padding:3rem;text-align:center;margin:2rem 0;transition:all .3s}.upload-area:hover{background:rgba(127,111,234,.05)}input[type=file]{display:none}.upload-label{display:inline-block;background:var(--secondary);color:#fff;padding:1rem 2rem;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s}.upload-label:hover{background:#6a5bc5;transform:translateY(-2px)}select{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2300CFC8'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 1rem center;background-size:1em}select:focus{border-color:#03fff6;box-shadow:0 0 0 2px rgba(0,207,200,.2)}.btn{background:var(--accent);color:var(--dark);border:none;padding:1rem 2rem;font-size:1.1rem;font-weight:700;border-radius:8px;cursor:pointer;width:100%;transition:all .3s}.btn:hover{background:var(--accent-hover);transform:translateY(-3px);box-shadow:0 5px 15px rgba(0,207,200,.3)}.result-container{margin-top:3rem;background:rgba(0,0,0,.2);padding:2rem;border-radius:12px;text-align:center}.result-image{max-width:100%;border-radius:8px;box-shadow:0 10px 20px rgba(0,0,0,.3);margin:1rem 0}.download-btn{display:inline-block;background:var(--secondary);color:#fff;padding:.8rem 1.5rem;border-radius:6px;text-decoration:none;font-weight:600;margin-top:1rem;transition:all .2s}.download-btn:hover{background:#6a5bc5}