.os-root{width:100vw;height:100vh;background:linear-gradient(135deg,#1a1a1a,#2a2a2a);color:#fff;font-family:system-ui,sans-serif;display:flex;flex-direction:column}.os-topbar{height:40px;background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;justify-content:space-between;align-items:center;padding:0 14px;border-bottom:1px solid rgba(255,255,255,.1)}.os-title{font-weight:600;letter-spacing:.5px}.os-status{opacity:.7;font-size:14px}.os-desktop{flex:1;position:relative}.os-window{width:420px;background:#111;border:1px solid rgba(255,255,255,.1);border-radius:8px;position:absolute;top:80px;left:80px;box-shadow:0 8px 20px #0006}.os-window-header{height:36px;background:#ffffff14;display:flex;justify-content:space-between;align-items:center;padding:0 10px;border-bottom:1px solid rgba(255,255,255,.1)}.os-window-header button{background:none;border:none;color:#fff;font-size:16px;cursor:pointer}.os-window-body{padding:20px;line-height:1.6}.os-dock{height:60px;background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid rgba(255,255,255,.1);display:flex;align-items:center;padding:0 20px}.os-dock button{background:#ffffff1a;border:none;padding:10px 18px;border-radius:6px;color:#fff;cursor:pointer;font-size:14px}