:root{--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--primary: #8a2be2;--secondary: #4a00e0;--bg-dark: #0f172a;--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--text-light: #f8fafc;--text-muted: #94a3b8}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-dark);color:var(--text-light);overflow:hidden;height:100vh;margin:0;display:flex;justify-content:center;align-items:center}.app-container{position:relative;width:100vw;height:100vh;display:flex;justify-content:center;align-items:center;background:radial-gradient(circle at center,#1e293b,#0f172a)}.background-shapes{position:absolute;width:100%;height:100%;overflow:hidden;z-index:0;pointer-events:none}.shape{position:absolute;border-radius:50%;filter:blur(80px);opacity:.6}.shape-1{width:400px;height:400px;background:var(--primary);top:-100px;left:-100px;animation:float 10s ease-in-out infinite}.shape-2{width:300px;height:300px;background:#3b82f6;bottom:-50px;right:-50px;animation:float 12s ease-in-out infinite reverse}.shape-3{width:250px;height:250px;background:#ec4899;bottom:30%;left:30%;opacity:.4;animation:float 15s ease-in-out infinite}@keyframes float{0%{transform:translateY(0) scale(1)}50%{transform:translateY(-30px) scale(1.1)}to{transform:translateY(0) scale(1)}}.glass-card{position:relative;z-index:10;background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:24px;padding:40px;width:100%;max-width:500px;box-shadow:0 25px 50px -12px #00000080;transition:transform .3s ease}.header{text-align:center;margin-bottom:32px}.logo-container{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:8px}.logo-container svg{color:#a855f7}.title{font-size:28px;font-weight:700;letter-spacing:-.5px;background:linear-gradient(to right,#a855f7,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.subtitle{font-size:14px;color:var(--text-muted)}.upload-zone{border:2px dashed rgba(255,255,255,.2);border-radius:16px;padding:40px 20px;text-align:center;transition:all .3s ease;background:#0003}.upload-zone:hover{border-color:#a855f780;background:#a855f70d}.upload-zone.has-file{border-style:solid;border-color:#3b82f64d;padding:30px 20px}.upload-placeholder{display:flex;flex-direction:column;align-items:center;gap:16px}.upload-placeholder svg{color:var(--text-muted);transition:color .3s ease}.upload-zone:hover .upload-placeholder svg{color:#a855f7}.upload-placeholder p{color:var(--text-muted);font-size:15px}.btn-browse{display:inline-block;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;padding:10px 24px;border-radius:8px;font-weight:500;cursor:pointer;transition:transform .2s,box-shadow .2s}.btn-browse:hover{transform:translateY(-2px);box-shadow:0 4px 15px #8a2be266}.file-info{display:flex;flex-direction:column;align-items:center;gap:12px}.file-icon{background:#3b82f61a;padding:16px;border-radius:50%;color:#3b82f6}.file-name{font-size:18px;font-weight:600;word-break:break-all}.file-size{font-size:14px;color:var(--text-muted)}.action-buttons{display:flex;gap:12px;width:100%;margin-top:16px}button{border:none;border-radius:8px;padding:12px;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;flex:1}.btn-upload{background:#10b981;color:#fff}.btn-upload:hover{background:#059669}.btn-cancel{background:#ffffff1a;color:#fff}.btn-cancel:hover{background:#fff3}.btn-copy{background:#3b82f6;color:#fff;padding:10px 16px;white-space:nowrap}.btn-copy:hover{background:#2563eb}.btn-new{margin-top:16px;background:#ffffff1a;color:#fff;width:100%}.btn-new:hover{background:#fff3}.loader-container{display:flex;flex-direction:column;align-items:center;gap:16px;margin-top:16px}.spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.1);border-radius:50%;border-top-color:#3b82f6;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.success-box{width:100%;margin-top:16px;background:#10b9811a;border:1px solid rgba(16,185,129,.2);padding:20px;border-radius:12px;text-align:center}.success-text{color:#34d399;font-weight:600;margin-bottom:16px}.link-container{display:flex;gap:8px}.link-input{flex:1;background:#0000004d;border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:10px 14px;color:#fff;font-family:monospace;font-size:14px;outline:none}.link-input:focus{border-color:#3b82f6}.error-message{margin-top:16px;background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:#fca5a5;padding:12px;border-radius:8px;text-align:center;font-size:14px}