body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #1e90ff, #0a66c2, #001a33);
    color: #f5f7ff;
}

.app-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ---------------------------
    NAVBAR GLASS
--------------------------- */
.nav-glass {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(16px);
    background: linear-gradient(90deg, rgba(15,40,80,0.85), rgba(10,102,194,0.75));
    border-bottom: 1px solid rgba(255,255,255,0.12);
    box-shadow: 0 12px 30px rgba(0,0,0,0.35);
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 10px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ---------------------------
    LOGO IMAGE
--------------------------- */
.nav-logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;

    background-image: url('/assets/img/logo.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    background-color: #0a66c2;

    box-shadow: 0 6px 18px rgba(0,0,0,0.4);
}

.nav-title {
    font-weight: 600;
    letter-spacing: 0.03em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-links a {
    color: #e6f0ff;
    text-decoration: none;
    font-size: 0.95rem;
    padding: 6px 12px;
    border-radius: 999px;
    transition: background 0.2s, color 0.2s, transform 0.1s;
}

.nav-links a:hover {
    background: rgba(255,255,255,0.12);
    transform: translateY(-1px);
}

.nav-links a.primary {
    background: rgba(255,255,255,0.16);
    font-weight: 500;
}

.nav-links a.primary:hover {
    background: rgba(255,255,255,0.24);
}

.page-content {
    flex: 1;
    max-width: 1100px;
    margin: 20px auto 0 auto;
    padding: 0 18px 40px 18px;
}

@media (max-width: 640px) {
    .nav-inner {
        padding: 8px 12px;
    }
    .nav-title {
        font-size: 0.95rem;
    }
    .nav-links {
        gap: 10px;
    }
    .nav-links a {
        font-size: 0.85rem;
        padding: 5px 10px;
    }
}