*{box-sizing:border-box;transition:all .2s ease-in-out}.app-container{max-width:1200px;margin:0 auto;padding:2rem;min-height:100vh}.dashboard-grid{display:grid;grid-template-columns:2fr 1fr;gap:1.5rem;margin-top:2rem}.card{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid var(--border);border-radius:var(--radius-md);padding:1.5rem}.btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.95rem;border-radius:var(--radius-sm);font-weight:600;cursor:pointer;border:2px solid var(--border);background:transparent;color:#fff}.btn-primary{background:#fff;color:var(--background)}.btn-primary:hover{background:#ffffffe6;transform:scale(1.02)}.nav-menu{display:flex;gap:2rem;margin-bottom:3rem;border-bottom:2px solid rgba(255,255,255,.2);padding-bottom:1rem}.nav-item{cursor:pointer;font-weight:500;opacity:.7;position:relative}.nav-item.active{opacity:1}.nav-item.active:after{content:"";position:absolute;bottom:-1.2rem;left:0;width:100%;height:3px;background:#fff}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.stat-value{font-size:2.5rem;font-weight:700;letter-spacing:-.025em}.payment-form{display:flex;flex-direction:column;gap:1rem;margin-top:1rem}.card-input{padding:.75rem;border:1px solid var(--border);border-radius:var(--radius-sm)}.chart-container{height:300px;width:100%;margin-top:1rem}