body {
    margin: 0;
    background: #1a1a1a;
    font-family: 'Segoe UI', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.browser-container {
    width: 95%;
    height: 90vh;
    background: #2d2d2d;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid #444;
}

.toolbar {
    padding: 10px 20px;
    background: #333;
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-dots { display: flex; gap: 8px; }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.address-bar {
    flex: 1;
    display: flex;
    background: #222;
    border-radius: 6px;
    padding: 2px;
}

.address-bar input {
    flex: 1;
    background: transparent;
    border: none;
    color: white;
    padding: 8px 15px;
    outline: none;
}

.address-bar button {
    background: #007bff;
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
}

.viewport { flex: 1; background: white; }
#proxyFrame { width: 100%; height: 100%; border: none; }