:root{--primary: #4A00E0;--secondary: #8E2DE2;--bg-color: #f1f5f9;--surface: #ffffff;--text: #0f172a;--text-muted: #64748b;--danger: #ef4444;--success: #10b981}body{margin:0;padding:0;font-family:Inter,Roboto,sans-serif;background-color:var(--bg-color);color:var(--text);-webkit-font-smoothing:antialiased}.premium-container{min-height:100vh;display:flex;flex-direction:column}.premium-header{background:var(--surface);padding:1rem 2rem;color:var(--text);display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 15px #0000000d;border-bottom:1px solid rgba(0,0,0,.05)}.premium-card{background-color:var(--surface);border-radius:12px;padding:2rem;box-shadow:0 10px 30px #0000000d;border:1px solid rgba(0,0,0,.05)}.glass-panel{background:#ffffffb3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(0,0,0,.1);border-radius:16px;padding:2rem}.btn-gradient{background:linear-gradient(135deg,var(--secondary),var(--primary));border:none;color:#fff;transition:transform .2s,box-shadow .2s}.btn-gradient:hover{transform:translateY(-2px);box-shadow:0 5px 15px #8e2de266}h1,h2,h3,h4,h5{color:var(--text)}.text-gradient{background:linear-gradient(135deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent}